/* ============================================================
   ARPIT BHOJANI — PORTFOLIO CSS
   Responsive: Desktop split | Mobile text-over-image
   ============================================================ */

*,
*::before,
*::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box
}

/* ── Overflow safety net — top of file so it's always applied ── */
html, body {
  overflow-x: hidden;
  max-width: 100vw;
}

:root {
  --bg: #f5f3ee;
  --bg2: #edeae3;
  --bg3: #e4e1d8;
  --surface: #fff;
  --text: #0c0b09;
  --text2: #68655e;
  --text3: #aeaba3;
  --muted: #aeaba3;
  --border: rgba(12, 11, 9, .08);
  --border2: rgba(12, 11, 9, .14);
  --accent: #0c0b09;
  --green: #1d7a3a;
  --green-bg: #e6f5ec;
  --amber: #9a6800;
  --shadow: 0 2px 8px rgba(0, 0, 0, .06), 0 8px 32px rgba(0, 0, 0, .04);
  --shadow-lg: 0 12px 48px rgba(0, 0, 0, .10);
  --ease-out-soft: cubic-bezier(.16, 1, .3, 1);
}

[data-theme="dark"] {
  --bg: #090908;
  --bg2: #101010;
  --bg3: #161614;
  --surface: #141412;
  --text: #ede9e1;
  --text2: #78756e;
  --text3: #38362f;
  --muted: #38362f;
  --border: rgba(237, 233, 225, .07);
  --border2: rgba(237, 233, 225, .13);
  --accent: #ede9e1;
  --green: #5cba7a;
  --green-bg: #0a1e0f;
  --amber: #e8a825;
  --border3: rgba(237, 233, 225, .25);
}

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased
}

body {
  background: var(--bg);
  color: var(--text);
  font-family: "DM Mono", monospace;
  transition: background .45s, color .3s
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 9000;
  opacity: .018;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  background-size: 180px
}

/* ── Accessibility ── */
*:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: 2px;
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: .001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: .001ms !important;
    scroll-behavior: auto !important;
  }
}

::selection {
  background: var(--accent);
  color: var(--bg);
}

/* ── Scroll progress bar ── */
#sbar {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--accent);
  box-shadow: 0 0 12px var(--accent);
  z-index: 9999;
  width: 0;
  pointer-events: none;
  transition: width .07s
}

/* ── PRELOADER ── */
#preloader {
  position: fixed;
  inset: 0;
  background: var(--bg);
  z-index: 10000;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: opacity 0.6s ease, visibility 0.6s;
}

#preloader.loaded {
  opacity: 0;
  visibility: hidden;
}

.loader {
  width: 40px;
  aspect-ratio: 1;
  --c: no-repeat linear-gradient(var(--accent) 0 0);
  background:
    var(--c) 0 0,
    var(--c) 0 100%,
    var(--c) 50% 0,
    var(--c) 50% 100%,
    var(--c) 100% 0,
    var(--c) 100% 100%;
  background-size: 8px 50%;
  animation: l7-0 1s infinite;
  position: relative;
  overflow: hidden;
}

.loader:before {
  content: "";
  position: absolute;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--accent);
  top: calc(50% - 4px);
  left: -8px;
  animation: inherit;
  animation-name: l7-1;
}

@keyframes l7-0 {
  16.67% { background-size: 8px 30%, 8px 30%, 8px 50%, 8px 50%, 8px 50%, 8px 50% }
  33.33% { background-size: 8px 30%, 8px 30%, 8px 30%, 8px 30%, 8px 50%, 8px 50% }
  50%    { background-size: 8px 30%, 8px 30%, 8px 30%, 8px 30%, 8px 30%, 8px 30% }
  66.67% { background-size: 8px 50%, 8px 50%, 8px 30%, 8px 30%, 8px 30%, 8px 30% }
  83.33% { background-size: 8px 50%, 8px 50%, 8px 50%, 8px 50%, 8px 30%, 8px 30% }
}

@keyframes l7-1 {
  20%      { left: 0px }
  40%      { left: calc(50% - 4px) }
  60%      { left: calc(100% - 8px) }
  80%, 100%{ left: 100% }
}

::-webkit-scrollbar { width: 2px }
::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 2px }

/* Modal scrollbar */
.modal-content::-webkit-scrollbar { width: 4px }
.modal-content::-webkit-scrollbar-thumb { background: var(--border3); border-radius: 4px }

/* ── NAV ── */
nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 500;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 56px;
  height: 64px;
  background: rgba(245, 243, 238, .92);
  backdrop-filter: blur(32px) saturate(160%);
  border-bottom: 1px solid var(--border);
  /* FIX: consolidated all nav transitions in one declaration */
  transition: background .45s, border-color .4s, box-shadow .4s, transform .4s var(--ease-out-soft);
}

[data-theme="dark"] nav {
  background: rgba(9, 9, 8, .92)
}

nav.scrolled {
  box-shadow: 0 6px 24px rgba(0, 0, 0, .06);
}
[data-theme="dark"] nav.scrolled {
  box-shadow: 0 6px 24px rgba(0, 0, 0, .35);
}
nav.nav-hidden {
  transform: translateY(-110%);
}

.nav-logo {
  font-family: "Bebas Neue", sans-serif;
  font-size: 21px;
  letter-spacing: .14em;
  color: var(--text);
  text-decoration: none;
  transition: opacity .3s
}
.nav-logo:hover { opacity: .65 }

.nav-links {
  display: flex;
  gap: 30px
}

.nav-link {
  font-size: 10px;
  letter-spacing: .12em;
  text-transform: uppercase;
  color: var(--text2);
  text-decoration: none;
  transition: color .3s;
  position: relative
}

.nav-link::after {
  content: "";
  position: absolute;
  bottom: -4px;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--text);
  transform: scaleX(0);
  transition: transform .35s cubic-bezier(.23, 1, .32, 1)
}

.nav-link:hover,
.nav-link.act { color: var(--text) }

.nav-link:hover::after,
.nav-link.act::after { transform: scaleX(1) }

.nav-right {
  display: flex;
  align-items: center;
  gap: 12px
}

.theme-btn {
  width: 40px;
  height: 21px;
  border-radius: 11px;
  border: 1px solid var(--border2);
  background: var(--bg2);
  cursor: pointer;
  position: relative;
  flex-shrink: 0;
  transition: background .4s;
  overflow: hidden
}

.theme-knob {
  position: absolute;
  top: 3px;
  left: 3px;
  width: 13px;
  height: 13px;
  border-radius: 50%;
  background: var(--accent);
  transition: transform .45s cubic-bezier(.34, 1.56, .64, 1)
}

[data-theme="dark"] .theme-knob { transform: translateX(19px) }

.nav-cta {
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 9px 22px;
  border: 1px solid var(--border2);
  color: var(--text);
  text-decoration: none;
  border-radius: 2px;
  display: flex;
  align-items: center;
  gap: 8px;
  transition: background .3s, color .3s, border-color .3s
}
.nav-cta:hover {
  background: var(--accent);
  color: var(--bg);
  border-color: var(--accent)
}

.avail-dot {
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s infinite;
  flex-shrink: 0
}

@keyframes pulse {
  0%, 100% { opacity: 1 }
  50%       { opacity: .3 }
}

.ham {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 5px
}

.ham span {
  width: 22px;
  height: 1.5px;
  background: var(--text2);
  display: block;
  transition: all .3s
}

#mob-menu {
  display: none;
  position: fixed;
  top: 64px;
  left: 0;
  right: 0;
  background: var(--bg);
  border-bottom: 1px solid var(--border);
  padding: 12px 20px;
  flex-direction: column;
  gap: 2px;
  z-index: 499
}

#mob-menu.open { display: flex }

#mob-menu a {
  font-size: 13px;
  color: var(--text2);
  text-decoration: none;
  padding: 11px 0;
  border-bottom: 1px solid var(--border);
  transition: color .25s
}

#mob-menu a:last-child { border: none }
#mob-menu a:hover { color: var(--text) }

/* ── HERO — DESKTOP (≥ 769px) ── */
#hero {
  min-height: 100vh;
  display: grid;
  grid-template-columns: 1fr 1fr;
  position: relative;
  overflow: hidden;
  background: var(--bg)
}

.hero-left {
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 80px 56px 80px 150px;
  position: relative;
  z-index: 2
}

.hero-right {
  position: relative;
  overflow: hidden
}

.hero-photo {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center top;
  filter: grayscale(15%) contrast(1.05) brightness(.92);
  opacity: .88;
  animation: photoReveal 1.8s .2s both cubic-bezier(.16, 1, .3, 1);
  -webkit-mask-image: linear-gradient(to right, transparent 0%, black 20%);
  mask-image: linear-gradient(to right, transparent 0%, black 20%);
  image-rendering: -webkit-optimize-contrast;
}

[data-theme="dark"] .hero-photo {
  filter: grayscale(25%) contrast(1.1) brightness(.75);
  opacity: .70
}

@keyframes photoReveal {
  from { opacity: 0; transform: scale(1.04) translateX(10px) }
  to   { opacity: .82; transform: scale(1) translateX(0) }
}

.hero-photo::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to left, transparent 0%, transparent 40%, rgba(245, 243, 238, .2) 75%, var(--bg) 100%)
}

[data-theme="dark"] .hero-photo::after {
  background: linear-gradient(to left, transparent 0%, transparent 40%, rgba(9, 9, 8, .2) 75%, var(--bg) 100%)
}

.hero-vignette {
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: radial-gradient(ellipse 80% 80% at 80% 40%, transparent 40%, rgba(245, 243, 238, .18) 100%)
}

[data-theme="dark"] .hero-vignette {
  background: radial-gradient(ellipse 80% 80% at 80% 40%, transparent 40%, rgba(9, 9, 8, .18) 100%)
}

.hero-grid-overlay {
  position: absolute;
  inset: 0;
  z-index: 3;
  pointer-events: none;
  opacity: .06;
  background-image: linear-gradient(rgba(12, 11, 9, .8) 1px, transparent 1px),
    linear-gradient(90deg, rgba(12, 11, 9, .8) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse 100% 100% at 60% 50%, black 0%, transparent 70%)
}

.hero-photo-label {
  position: absolute;
  top: 30px;
  right: 30px;
  z-index: 10;
  font-size: 9px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: rgba(12, 11, 9, .35);
  writing-mode: vertical-rl;
  animation: fadeUp .8s 1.6s both
}

[data-theme="dark"] .hero-photo-label { color: rgba(237, 233, 225, .25) }

#hero::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 1;
  background-image: linear-gradient(var(--border) 1px, transparent 1px),
    linear-gradient(90deg, var(--border) 1px, transparent 1px);
  background-size: 80px 80px;
  mask-image: radial-gradient(ellipse 60% 60% at 25% 60%, black 20%, transparent 100%);
  opacity: .6
}

.hero-eyebrow {
  font-size: 10px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
  opacity: 0;
  animation: fadeUp .8s .4s both
}

.hero-dash {
  width: 22px;
  height: 1px;
  background: var(--text3)
}

h1.hname {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(88px, 11.5vw, 185px);
  line-height: .86;
  letter-spacing: -.01em;
  position: relative;
  z-index: 2
}

h1.hname .line {
  display: block;
  overflow: hidden
}

h1.hname .word {
  display: inline-block;
  opacity: 0;
  transform: translateY(110%);
  animation: slideUp .9s cubic-bezier(.16, 1, .3, 1) both;
  color: var(--text)
}

h1.hname .italic {
  font-family: "Instrument Serif", serif;
  font-style: italic;
  color: var(--text2)
}

h1.hname .outline {
  -webkit-text-stroke: 1px var(--border2);
  color: transparent
}

.hero-sub {
  margin-top: 28px;
  opacity: 0;
  animation: fadeUp .8s 1.1s both;
  position: relative;
  z-index: 2
}

.hero-desc {
  font-size: 14px;
  color: var(--text2);
  line-height: 1.82;
  max-width: 400px;
  font-weight: 300;
  margin-bottom: 26px
}

.hero-desc strong {
  color: var(--text);
  font-weight: 400
}

.hero-btns {
  display: flex;
  gap: 10px;
  align-items: center;
  flex-wrap: wrap
}

.btn-prim {
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 13px 28px;
  background: var(--accent);
  color: var(--bg);
  border-radius: 2px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  position: relative;
  overflow: hidden;
  isolation: isolate;
  transition: transform .4s cubic-bezier(.34, 1.56, .64, 1), box-shadow .4s, background .3s
}

.btn-prim::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(100deg, transparent 30%, rgba(255,255,255,.22) 50%, transparent 70%);
  transform: translateX(-120%);
  transition: transform .9s var(--ease-out-soft);
  z-index: -1;
  pointer-events: none;
}
.btn-prim:hover::before { transform: translateX(120%); }
.btn-prim:hover {
  transform: translateY(-2px) scale(1.02);
  box-shadow: 0 12px 40px rgba(0, 0, 0, .12);
  background: var(--text)
}
.btn-prim:active { transform: translateY(0) scale(.99); }

.btn-ghost {
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  padding: 13px 28px;
  background: transparent;
  color: var(--text2);
  border: 1px solid var(--border2);
  border-radius: 2px;
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
  cursor: pointer;
  transition: all .3s var(--ease-out-soft)
}
.btn-ghost:hover {
  border-color: var(--accent);
  color: var(--text);
  transform: translateY(-2px);
  cursor: pointer;
}

.scroll-ind {
  position: absolute;
  bottom: 32px;
  left: -10%;
  right: 0;
  margin: 0 auto;
  width: max-content;
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text3);
  opacity: 0;
  animation: fadeUp .8s 1.4s both;
  z-index: 10;
  cursor: pointer;
  padding: 6px 4px;
  border-radius: 6px;
  transition: color .3s, transform .3s var(--ease-out-soft), opacity .3s;
}
.scroll-ind:hover {
  color: var(--accent);
  transform: translateY(-2px);
  opacity: 1 !important;
}
.scroll-ind .scroll-ico {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 14px;
  height: 14px;
  animation: scrollBob 1.8s ease-in-out infinite;
}
.scroll-ind .scroll-ico svg {
  width: 100%; height: 100%;
  stroke: currentColor;
  fill: none;
  stroke-width: 2;
  stroke-linecap: round;
  stroke-linejoin: round;
}
@keyframes scrollBob {
  0%, 100% { transform: translateY(0); opacity: .7; }
  50%       { transform: translateY(4px); opacity: 1; }
}

/* Stats bar */
.hero-stats {
  position: absolute;
  bottom: 48px;
  left: 32px;
  z-index: 10;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  width: 260px;
  animation: fadeUp .8s 1.3s both
}

.h-stat {
  background: rgba(245, 243, 238, .82);
  padding: 16px 18px;
  backdrop-filter: blur(12px);
  transition: background .3s
}

[data-theme="dark"] .h-stat { background: rgba(9, 9, 8, .8) }

.h-stat-n {
  font-family: "Bebas Neue", sans-serif;
  font-size: 28px;
  color: var(--text);
  letter-spacing: .02em;
  line-height: 1;
  display: flex;
  align-items: flex-start;
  gap: 2px
}

.h-stat-n sup {
  font-size: .44em;
  color: var(--text2);
  margin-top: 3px
}

.h-stat-l {
  font-size: 8px;
  letter-spacing: .16em;
  text-transform: uppercase;
  color: var(--text3);
  margin-top: 4px
}

/* ── MARQUEE ── */
.marquee-wrap {
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  padding: 14px 0;
  overflow: hidden;
  background: var(--bg2)
}

.marquee-track {
  display: flex;
  width: max-content;
  animation: mq 26s linear infinite
}

@keyframes mq {
  0%   { transform: translateX(0) }
  100% { transform: translateX(-50%) }
}

.mq-item {
  display: inline-flex;
  align-items: center;
  font-size: 10px;
  letter-spacing: .22em;
  text-transform: uppercase;
  color: var(--text2);
  font-weight: 400
}

.mq-dot {
  width: 4px;
  height: 4px;
  background: var(--text3);
  border-radius: 50%;
  margin: 0 26px;
  opacity: .4
}

/* ── SECTIONS ── */
section { position: relative }

.wrap {
  max-width: 1340px;
  margin: 0 auto;
  padding: clamp(72px, 9vw, 124px) 56px
}

.s-label {
  font-size: 10px;
  letter-spacing: .24em;
  text-transform: uppercase;
  color: var(--text3);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: clamp(36px, 5vw, 58px)
}

.s-label::before {
  content: "";
  width: 22px;
  height: 1px;
  background: var(--text3)
}

.s-label span { color: var(--text2) }

.big-h {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(50px, 8vw, 106px);
  letter-spacing: -.01em;
  line-height: .9;
  color: var(--text);
  margin-bottom: clamp(44px, 6vw, 74px)
}

.big-h em {
  font-family: "Instrument Serif", serif;
  font-style: italic;
  color: var(--text2)
}

.divider {
  height: 1px;
  background: var(--border)
}

/* ── ABOUT ── */
#about { background: var(--bg2) }

.about-grid {
  display: grid;
  grid-template-columns: 1.1fr .9fr;
  gap: 72px;
  align-items: start
}

.about-lead {
  font-family: "Instrument Serif", serif;
  font-size: clamp(21px, 2.1vw, 28px);
  font-style: italic;
  line-height: 1.48;
  color: var(--text);
  margin-bottom: 22px;
  font-weight: 400
}

.about-lead em { color: var(--text2) }

.about-body p {
  font-size: 14px;
  line-height: 1.95;
  color: var(--text2);
  margin-bottom: 16px;
  font-weight: 300
}

.about-body p strong {
  color: var(--text);
  font-weight: 400
}

.tags-row {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: 20px
}

.tag {
  font-size: 9px;
  padding: 6px 12px;
  border: 1px solid var(--border2);
  color: var(--text3);
  letter-spacing: .07em;
  text-transform: uppercase;
  transition: all .25s;
  border-radius: 2px
}
.tag:hover {
  border-color: var(--accent);
  color: var(--accent)
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-bottom: 18px
}

.stat-box {
  background: var(--bg2);
  padding: 26px 22px;
  transition: background .3s
}
.stat-box:hover { background: var(--surface) }

.stat-num {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(36px, 4.5vw, 58px);
  color: var(--text);
  letter-spacing: .02em;
  line-height: 1;
  display: flex;
  align-items: flex-start;
  gap: 3px
}

.stat-num sup {
  font-size: .45em;
  color: var(--text2);
  margin-top: 5px
}

.stat-label {
  font-size: 9px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text3);
  margin-top: 5px
}

.c-list {
  display: flex;
  flex-direction: column;
  gap: 7px
}

.c-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 15px;
  border: 1px solid var(--border);
  text-decoration: none;
  background: var(--bg2);
  transition: all .3s;
  position: relative;
  overflow: hidden
}

.c-item::before {
  content: "";
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 2px;
  background: var(--accent);
  transform: scaleY(0);
  transition: transform .35s cubic-bezier(.23, 1, .32, 1)
}
.c-item:hover::before { transform: scaleY(1) }
.c-item:hover { background: var(--surface); transform: translateX(4px) }

.c-icon {
  width: 32px;
  height: 32px;
  border: 1px solid var(--border);
  background: var(--surface);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0
}
.c-icon svg { width: 13px; height: 13px }

.c-label {
  font-size: 9px;
  color: var(--text3);
  letter-spacing: .12em;
  text-transform: uppercase;
  margin-bottom: 2px
}

.c-val {
  font-size: 11px;
  color: var(--text)
}

/* ── SKILLS ── */
#skills { 
  background: var(--bg2);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.sk-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border)
}

.sk-card {
  background: var(--bg);
  padding: clamp(22px, 2.8vw, 36px);
  transition: background .35s, transform .45s var(--ease-out-soft), box-shadow .45s var(--ease-out-soft), border-color .3s;
  position: relative;
  overflow: hidden;
  will-change: transform;
}
.sk-card:hover {
  background: var(--surface);
  box-shadow: 0 18px 50px rgba(0, 0, 0, .08);
}
[data-theme="dark"] .sk-card:hover {
  box-shadow: 0 18px 50px rgba(0, 0, 0, .45);
}

.sk-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .5s cubic-bezier(.23, 1, .32, 1)
}
.sk-card:hover::after { transform: scaleX(1) }

.sk-icon-wrap {
  width: 52px;
  height: 52px;
  margin-bottom: 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid var(--border);
  background: var(--bg2);
  border-radius: 4px;
  transition: all .4s var(--ease-out-soft);
  position: relative;
  z-index: 1;
}

.sk-card:hover .sk-icon-wrap {
  background: var(--accent);
  border-color: var(--accent);
  transform: scale(1.05) rotate(5deg);
}

.sk-card:hover .sk-icon-wrap svg path,
.sk-card:hover .sk-icon-wrap svg circle,
.sk-card:hover .sk-icon-wrap svg ellipse,
.sk-card:hover .sk-icon-wrap svg line {
  stroke: var(--bg) !important;
}

.sk-card:hover .sk-icon-wrap svg circle[fill],
.sk-card:hover .sk-icon-wrap svg rect[fill] {
  fill: var(--bg) !important;
}

.sk-icon-wrap svg { width: 26px; height: 26px }

.sk-title {
  font-family: "Bebas Neue", sans-serif;
  font-size: 20px;
  letter-spacing: .06em;
  color: var(--text);
  margin-bottom: 12px
}

.pills-wrap {
  display: flex;
  flex-wrap: wrap;
  gap: 5px
}

.pill {
  font-size: 10px;
  padding: 5px 12px;
  border: 1px solid var(--border2);
  color: var(--text2);
  letter-spacing: .04em;
  transition: all .3s var(--ease-out-soft);
  border-radius: 4px;
  background: color-mix(in srgb, var(--bg2) 40%, transparent);
}
.pill:hover { 
  border-color: var(--accent); 
  color: var(--bg);
  background: var(--accent);
  transform: translateY(-1px);
}


.sk-level {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-top: 14px;
  padding-top: 12px;
  border-top: 1px solid var(--border);
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text3)
}

.level-dots {
  display: flex;
  gap: 3px;
  margin-left: 6px
}

.dot {
  width: 5px;
  height: 5px;
  border-radius: 50%
}
.dot.on  { background: var(--accent) }
.dot.off { background: var(--border2) }

/* ── SYSTEM DESIGN ── */
#sysdesign { background: var(--bg2) }

.diag-tabs {
  display: flex;
  gap: 0;
  border-bottom: 1px solid var(--border);
  margin-bottom: 36px;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
  scroll-snap-type: x mandatory;
  scrollbar-width: none;
  -ms-overflow-style: none;
}
.diag-tabs::-webkit-scrollbar { display: none }

.d-tab {
  font-size: 10px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text3);
  padding: 11px 20px;
  border-bottom: 2px solid transparent;
  cursor: pointer;
  transition: color .3s, transform .25s;
  white-space: nowrap;
  background: none;
  border-top: none;
  border-left: none;
  border-right: none;
  flex-shrink: 0;
  scroll-snap-align: start;
}

.d-tab.act {
  color: var(--text);
  border-bottom-color: var(--accent);
  position: relative;
}

/* FIX: removed the duplicate ::after on d-tab.act that was fighting the border-bottom */
.d-tab:hover { color: var(--text2); transform: translateY(-1px); }

/* FIX: diag-panel — was using display:none which collapses height to 0 on mobile,
   causing "blank" tech/arial section. Use visibility + height instead for reliable rendering. */
.diag-panel {
  display: none;
  border: 1px solid var(--border);
  background: var(--surface);
  /* ensure SVG content is not clipped */
  min-height: 200px;
}
.diag-panel.show {
  display: block;
}

.diag-svg-wrap {
  padding: clamp(18px, 3vw, 36px);
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* FIX: SVG min-width was too large (680px) on small screens, causing blank panel.
   Reduced to 520px and rely on scroll for narrower viewports. */
.diag-svg-wrap svg {
  min-width: 520px;
  width: 100%;
  display: block
}

/* System Design Documentation */
.sys-doc-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 48px
}

.sys-doc-card {
  background: var(--surface);
  padding: clamp(32px, 4vw, 56px);
  transition: all .5s var(--ease-out-soft);
  position: relative;
  overflow: hidden;
}

.sys-doc-card:hover {
  background: var(--bg);
  box-shadow: inset 0 0 0 1px var(--border2), 0 20px 60px rgba(0, 0, 0, .05);
}

[data-theme="dark"] .sys-doc-card:hover {
  box-shadow: inset 0 0 0 1px var(--border2), 0 20px 60px rgba(0, 0, 0, .4);
}

.sys-doc-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .6s var(--ease-out-soft);
}

.sys-doc-card:hover::after {
  transform: scaleX(1);
}

.sys-doc-title {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(24px, 3vw, 36px);
  color: var(--text);
  margin-bottom: 8px;
  letter-spacing: .04em
}

.sys-doc-sub {
  font-size: 9px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 16px
}

.sys-doc-body {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.85;
  margin-bottom: 18px
}

.sys-doc-list {
  list-style: none;
  margin-top: 14px
}

.sys-doc-list li {
  font-size: 12px;
  color: var(--text2);
  padding: 8px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.7
}
.sys-doc-list li:last-child { border: none; padding-bottom: 0 }
.sys-doc-list li::before { content: "•"; color: var(--accent); flex-shrink: 0; font-size: 14px; font-weight: bold }

.perf-metrics {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 14px;
  margin-top: 18px
}

.perf-box {
  border: 1px solid var(--border);
  padding: 14px;
  background: var(--bg2)
}

.perf-label {
  font-size: 8px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 6px
}

.perf-value {
  font-family: "Bebas Neue", sans-serif;
  font-size: 28px;
  color: var(--text);
  letter-spacing: .02em
}

.perf-unit {
  font-size: 11px;
  color: var(--text2);
  margin-left: 2px
}



.proj-github-link {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 9px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text2);
  text-decoration: none;
  padding: 11px 24px;
  border: 1px solid var(--border2);
  border-radius: 2px;
  transition: all .4s var(--ease-out-soft);
  background: transparent;
}

.proj-github-link svg {
  transition: transform .4s var(--ease-out-soft);
}

.proj-github-link:hover {
  background: var(--surface);
  color: var(--accent);
  border-color: var(--accent);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0, 0, 0, .08);
}

[data-theme="dark"] .proj-github-link:hover {
  box-shadow: 0 12px 32px rgba(0, 0, 0, .35);
}

.proj-github-link:hover svg {
  transform: rotate(15deg) scale(1.15);
}

/* ── Infrastructure Section ── */
.infra-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border);
  margin-top: 32px;
}

#infrastructure {
  background: var(--bg);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.infra-card {
  background: var(--bg);
  padding: clamp(32px, 4vw, 56px);
  transition: background .4s, transform .5s var(--ease-out-soft), box-shadow .5s var(--ease-out-soft);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.infra-card:hover {
  background: var(--surface);
  transform: translateY(-5px);
  z-index: 2;
  box-shadow: 0 20px 60px rgba(0, 0, 0, .1);
}

[data-theme="dark"] .infra-card:hover {
  box-shadow: 0 20px 60px rgba(0, 0, 0, .5);
}

/* Glow sweep */
.infra-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 0%, transparent) 0%, color-mix(in srgb, var(--accent) 4%, transparent) 50%, transparent 100%);
  opacity: 0;
  transition: opacity .5s;
  pointer-events: none;
  z-index: 1;
}

.infra-card:hover::before {
  opacity: 1;
}

/* Accent line */
.infra-card::after {
  content: "";
  position: absolute;
  top: 0; left: 0; width: 100%; height: 2px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .6s var(--ease-out-soft);
  z-index: 3;
}

.infra-card:hover::after {
  transform: scaleX(1);
}

.infra-idx {
  font-family: "DM Mono", monospace;
  font-size: 12px;
  color: var(--text3);
  margin-bottom: 24px;
  display: block;
  letter-spacing: .2em;
}

.infra-card:hover .infra-idx {
  color: var(--accent);
}

.infra-h {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(24px, 3vw, 32px);
  letter-spacing: .03em;
  color: var(--text);
  margin-bottom: 28px;
  line-height: 1.1;
}

.infra-h em {
  font-family: "Instrument Serif", serif;
  font-style: italic;
  color: var(--text2);
  font-size: 0.9em;
}

.infra-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  margin-top: auto;
}

.infra-list li {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.7;
  padding: 12px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.infra-list li:last-child {
  border-bottom: none;
}

.infra-list li::before {
  content: "→";
  font-size: 11px;
  color: var(--accent);
  opacity: .6;
  transition: transform .3s, opacity .3s;
}

.infra-card:hover .infra-list li::before {
  transform: translateX(2px);
  opacity: 1;
}

.infra-list li strong {
  color: var(--text);
  font-weight: 400;
  display: inline-block;
  letter-spacing: .01em;
}

#projects { background: var(--bg) }

.proj-hdr {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  margin-bottom: clamp(36px, 5vw, 58px);
  flex-wrap: wrap;
  gap: 16px
}

.proj-grid {
  display: flex;
  flex-direction: column;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border)
}

.proj-card {
  background: var(--bg);
  transition: background .35s, transform .5s var(--ease-out-soft), box-shadow .5s var(--ease-out-soft);
  position: relative;
  overflow: hidden
}
.proj-card:hover {
  background: var(--surface);
  transform: translateY(-3px);
  box-shadow: 0 22px 60px rgba(0, 0, 0, .08);
}
[data-theme="dark"] .proj-card:hover {
  box-shadow: 0 22px 60px rgba(0, 0, 0, .55);
}

/* Project card spotlight */
.proj-card::after {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  background: radial-gradient(
    600px circle at var(--mx, 50%) var(--my, 50%),
    color-mix(in srgb, var(--accent) 14%, transparent),
    transparent 40%
  );
  opacity: 0;
  transition: opacity .35s var(--ease-out-soft);
  z-index: 1;
}
.proj-card:hover::after { opacity: 1; }
.proj-card > * { position: relative; z-index: 2; }

.proj-row {
  display: flex;
  align-items: center;
  padding: 24px 32px;
  gap: 32px;
  cursor: pointer;
  min-height: 100px;
}

.proj-n-wrap {
  width: 280px;
  flex-shrink: 0;
  display: flex;
  flex-direction: column;
}

.proj-n {
  font-family: "Bebas Neue", sans-serif;
  font-size: 22px;
  font-weight: 400;
  letter-spacing: .03em;
  color: var(--text);
  line-height: 1.1;
}
.proj-n em {
  font-family: "Instrument Serif", serif;
  font-style: italic;
  color: var(--text2);
  font-size: 16px;
  margin-left: 4px;
}

.proj-d {
  flex: 1;
  font-size: 13px;
  color: var(--text2);
  line-height: 1.6;
  font-weight: 300;
  max-width: 500px;
}

.proj-tags {
  display: flex;
  gap: 8px;
  width: 240px;
  flex-shrink: 0;
}
.proj-tags span {
  font-size: 9px;
  color: var(--text3);
  letter-spacing: .08em;
  text-transform: uppercase;
}
.proj-tags span::after {
  content: "·";
  margin-left: 8px;
}
.proj-tags span:last-child::after { content: ""; }

.proj-arr {
  font-size: 18px;
  color: var(--text3);
  transition: transform .3s var(--ease-out-soft), color .3s;
  margin-left: auto;
}
.proj-card:hover .proj-arr {
  transform: translateX(5px);
  color: var(--accent);
}

@media (max-width: 1100px) {
  .proj-row {
    flex-direction: column;
    align-items: flex-start;
    gap: 16px;
    padding: 32px 24px;
  }
  .proj-n-wrap, .proj-tags {
    width: 100%;
  }
  .proj-d {
    max-width: 100%;
  }
  .proj-arr {
    display: none;
  }
}

.proj-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  min-height: 360px
}

.proj-inner.tri { grid-template-columns: 1fr 1fr 1fr }

.proj-l {
  padding: clamp(28px, 3.5vw, 48px);
  border-right: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  justify-content: space-between
}

.proj-r {
  padding: clamp(28px, 3.5vw, 48px);
  display: flex;
  flex-direction: column;
  justify-content: flex-end
}

.proj-r2 {
  padding: clamp(28px, 3.5vw, 48px);
  border-left: 1px solid var(--border);
  display: flex;
  flex-direction: column
}

.proj-idx {
  font-size: 9px;
  letter-spacing: .2em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 9px;
  transition: letter-spacing .35s var(--ease-out-soft), color .3s;
}
.proj-card:hover .proj-idx {
  letter-spacing: .25em;
  color: var(--text);
}

.proj-name {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(36px, 5vw, 64px);
  letter-spacing: -.01em;
  color: var(--text);
  line-height: .9;
  margin-bottom: 9px
}

.proj-sub {
  font-size: 10px;
  color: var(--text2);
  letter-spacing: .06em;
  margin-bottom: 12px
}

.proj-desc {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.85;
  font-weight: 300
}

.proj-pts {
  list-style: none;
  margin-top: 14px
}

.proj-pts li {
  font-size: 12px;
  color: var(--text2);
  padding: 7px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  align-items: flex-start;
  gap: 10px;
  line-height: 1.7;
  font-weight: 300
}
.proj-pts li:last-child { border: none; padding-bottom: 0 }
.proj-pts li::before { content: "—"; color: var(--text3); flex-shrink: 0 }

.proj-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 5px;
  margin-top: 16px
}

.chip {
  font-size: 9px;
  padding: 3px 8px;
  border: 1px solid var(--border);
  color: var(--text3);
  letter-spacing: .04em;
  transition: all .25s;
  border-radius: 2px
}
.chip:hover { border-color: var(--text2); color: var(--text2) }

.proj-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--green);
  border: 1px solid rgba(29, 122, 58, .2);
  padding: 4px 11px;
  margin-bottom: 12px;
  background: var(--green-bg)
}
.proj-badge::before {
  content: "";
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s infinite
}

/* ── Project Modal ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--bg) 80%, transparent);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
  opacity: 0;
  transition: opacity .4s var(--ease-out-soft);
}
.modal-overlay.open {
  display: flex;
  opacity: 1;
}

.modal-content {
  background: var(--bg);
  width: min(900px, 100%);
  max-height: 90vh;
  border: 1px solid var(--border);
  position: relative;
  overflow-y: auto;
  transform: translateY(20px);
  transition: transform .4s var(--ease-out-soft);
  box-shadow: 0 30px 90px rgba(0,0,0,.4);
}
.modal-overlay.open .modal-content {
  transform: translateY(0);
}

/* Custom Scrollbar for Modal */
.modal-content::-webkit-scrollbar { width: 6px; }
.modal-content::-webkit-scrollbar-track { background: var(--bg2); }
.modal-content::-webkit-scrollbar-thumb { background: var(--border2); border-radius: 10px; }
.modal-content::-webkit-scrollbar-thumb:hover { background: var(--text3); }

.modal-close {
  position: absolute;
  top: 24px;
  right: 24px;
  background: none;
  border: none;
  color: var(--text3);
  font-size: 32px;
  cursor: pointer;
  z-index: 10;
  line-height: 1;
  transition: color .3s;
}
.modal-close:hover { color: var(--text); }

.modal-header {
  padding: 64px 64px 32px;
  border-bottom: 1px solid var(--border);
}
.modal-idx {
  font-family: "DM Mono", monospace;
  font-size: 11px;
  color: var(--accent);
  margin-bottom: 12px;
}
.modal-title {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(42px, 6vw, 72px);
  font-weight: 400;
  color: var(--text);
  line-height: .9;
  margin-bottom: 8px;
}
.modal-subtitle {
  font-family: "Instrument Serif", serif;
  font-style: italic;
  font-size: 24px;
  color: var(--text2);
}

.modal-body {
  padding: 48px 64px;
  display: grid;
  grid-template-columns: 1fr 280px;
  gap: 64px;
}

.modal-section { margin-bottom: 42px; }
.modal-section h4 {
  font-size: 9px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 18px;
}

#modalDesc {
  font-size: 15px;
  color: var(--text2);
  line-height: 1.8;
  font-weight: 300;
}

.modal-features {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}
.modal-features li {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.6;
  padding-left: 20px;
  position: relative;
}
.modal-features li::before {
  content: "—";
  position: absolute;
  left: 0;
  color: var(--border2);
}

.modal-stack {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.modal-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-top: 24px;
}
.modal-links .btn-prim, .modal-links .btn-ghost {
  width: 100%;
  justify-content: center;
}

@media (max-width: 900px) {
  .modal-body {
    grid-template-columns: 1fr;
    gap: 32px;
    padding: 32px 24px;
  }
  .modal-header {
    padding: 48px 24px 24px;
  }
  .modal-side {
    order: -1;
  }
}

.sm-proj-row {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1px;
  background: var(--border)
}

.sm-proj {
  background: var(--bg);
  padding: clamp(24px, 3vw, 38px);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  min-height: 280px;
  transition: background .35s
}
.sm-proj:hover { background: var(--surface) }

.sm-name {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(22px, 3vw, 36px);
  color: var(--text);
  letter-spacing: .02em;
  line-height: .92;
  margin-bottom: 7px
}

.sm-sub {
  font-size: 10px;
  color: var(--text2);
  letter-spacing: .06em;
  margin-bottom: 8px
}

.sm-desc {
  font-size: 12px;
  color: var(--text3);
  line-height: 1.75;
  font-weight: 300
}

.metric-box {
  padding: 14px;
  border: 1px solid var(--border);
  margin-bottom: 8px
}
.metric-box:last-child { margin-bottom: 0 }

.metric-lbl {
  font-size: 8px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 4px
}

.metric-num {
  font-family: "Bebas Neue", sans-serif;
  font-size: 34px;
  color: var(--text);
  letter-spacing: .02em;
  line-height: 1
}

.metric-unit {
  font-size: 12px;
  color: var(--text2)
}

/* ── ACTIVITY ── */
#activity { background: var(--bg2) }

.act-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border)
}

.act-card {
  background: var(--bg2);
  padding: clamp(26px, 3.5vw, 42px);
  transition: background .35s
}
.act-card:hover { background: var(--surface) }

.act-h {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(20px, 2.5vw, 30px);
  letter-spacing: .04em;
  color: var(--text);
  margin-bottom: 5px
}

.act-sub {
  font-size: 9px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text3);
  margin-bottom: 12px
}

.act-body {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.85;
  font-weight: 300
}

.aul {
  list-style: none;
  margin-top: 12px
}

.aul li {
  font-size: 12px;
  color: var(--text2);
  padding: 7px 0;
  border-bottom: 1px solid var(--border);
  display: flex;
  gap: 10px;
  line-height: 1.65;
  font-weight: 300
}
.aul li:last-child { border: none; padding-bottom: 0 }
.aul li::before { content: "›"; color: var(--text3); flex-shrink: 0; font-size: 16px; line-height: 1.4 }

.road-tbl {
  width: 100%;
  border-collapse: collapse;
  margin-top: 12px
}
.road-tbl tr { border-bottom: 1px solid var(--border) }
.road-tbl tr:last-child { border: none }
.road-tbl td {
  font-size: 12px;
  padding: 8px 0;
  font-weight: 300;
  color: var(--text2)
}
.road-tbl td:first-child { width: 20px; font-size: 11px }
.road-tbl td:last-child {
  text-align: right;
  font-size: 9px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text3)
}

.s-done { color: var(--green) !important }
.s-act  { color: var(--amber) !important }
.s-next { color: var(--text3) !important }

/* ── EDUCATION ── */
#education { background: var(--bg) }

.edu-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1px;
  background: var(--border);
  border: 1px solid var(--border)
}

.edu-card {
  background: var(--bg);
  padding: clamp(26px, 3.5vw, 42px);
  border-top: 2px solid var(--text3);
  transition: transform .4s var(--ease-out-soft), box-shadow .4s var(--ease-out-soft), border-color .3s, background .3s;
}
.edu-card:hover {
  border-top-color: var(--accent);
  background: var(--surface);
  transform: translateY(-2px);
  box-shadow: 0 14px 40px rgba(0, 0, 0, .07);
}
[data-theme="dark"] .edu-card:hover {
  box-shadow: 0 14px 40px rgba(0, 0, 0, .45);
}

.edu-deg {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(18px, 2.4vw, 27px);
  letter-spacing: .04em;
  color: var(--text);
  margin-bottom: 5px
}

.edu-uni {
  font-size: 10px;
  letter-spacing: .1em;
  text-transform: uppercase;
  color: var(--text2);
  margin-bottom: 12px
}

.edu-desc {
  font-size: 13px;
  color: var(--text2);
  line-height: 1.85;
  margin-bottom: 16px;
  font-weight: 300
}

.edu-meta {
  display: flex;
  gap: 7px;
  flex-wrap: wrap
}

.mtag {
  font-size: 9px;
  padding: 4px 10px;
  border: 1px solid var(--border);
  color: var(--text3);
  letter-spacing: .06em
}

.mtag.hi {
  border-color: var(--accent);
  color: var(--accent)
}

.cert-card {
  background: var(--bg);
  padding: clamp(22px, 3vw, 34px);
  border-top: 2px solid var(--green);
  display: flex;
  align-items: center;
  gap: 16px;
  transition: background .3s;
  grid-column: 1/-1
}
.cert-card:hover { background: var(--surface) }

.cert-ico {
  width: 42px;
  height: 42px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0
}
.cert-ico svg { width: 20px; height: 20px }

.cert-name {
  font-size: 14px;
  font-weight: 400;
  color: var(--text);
  margin-bottom: 3px
}

.cert-meta {
  font-size: 11px;
  color: var(--text2)
}

.cert-grade {
  margin-left: auto;
  font-size: 9px;
  padding: 5px 12px;
  border: 1px solid rgba(29, 122, 58, .35);
  color: var(--green);
  letter-spacing: .08em
}

/* ── CONTACT ── */
#contact { background: var(--bg2) }

.con-wrap {
  text-align: center;
  max-width: 680px;
  margin: 0 auto
}

.con-tag {
  display: inline-flex;
  align-items: center;
  gap: 9px;
  font-size: 10px;
  letter-spacing: .18em;
  text-transform: uppercase;
  color: var(--text2);
  margin-bottom: 26px;
  border: 1px solid var(--border);
  padding: 7px 16px
}
.con-tag::before {
  content: "";
  width: 5px;
  height: 5px;
  background: var(--green);
  border-radius: 50%;
  animation: pulse 2s infinite
}

.con-headline {
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(66px, 12vw, 160px);
  letter-spacing: -.02em;
  line-height: .85;
  color: var(--text);
  margin-bottom: 28px
}
.con-headline em {
  font-family: "Instrument Serif", serif;
  font-style: italic;
  color: var(--text2)
}

.con-body {
  font-size: 14px;
  color: var(--text2);
  max-width: 440px;
  margin: 0 auto 36px;
  line-height: 1.85;
  font-weight: 300
}

.con-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 7px;
  margin-bottom: 32px
}

.cc {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 13px 17px;
  border: 1px solid var(--border);
  text-decoration: none;
  background: var(--bg2);
  transition: all .3s;
  text-align: left
}
.cc:hover {
  background: var(--surface);
  border-color: var(--accent);
  transform: translateY(-2px);
  box-shadow: var(--shadow)
}

.cc-ico {
  width: 30px;
  height: 30px;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0
}
.cc-ico svg { width: 13px; height: 13px }

.cc-l {
  font-size: 9px;
  color: var(--text3);
  letter-spacing: .12em;
  text-transform: uppercase;
  display: block;
  margin-bottom: 2px
}

.cc-v {
  font-size: 11px;
  color: var(--text)
}

/* ── FOOTER ── */
footer {
  border-top: 1px solid var(--border);
  padding: 32px 56px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  background: var(--bg);
  position: relative;
  overflow: hidden
}

.footer-wm {
  position: absolute;
  bottom: -36px;
  left: 50%;
  transform: translateX(-50%);
  font-family: "Bebas Neue", sans-serif;
  font-size: clamp(110px, 18vw, 220px);
  color: rgba(0, 0, 0, .022);
  pointer-events: none;
  white-space: nowrap;
  letter-spacing: .04em;
  user-select: none
}
[data-theme="dark"] .footer-wm { color: rgba(255, 255, 255, .022) }

.footer-copy {
  font-size: 10px;
  color: var(--text3);
  position: relative;
  z-index: 1
}

.footer-links {
  display: flex;
  gap: 22px;
  position: relative;
  z-index: 1
}
.footer-links a {
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text3);
  text-decoration: none;
  transition: color .3s
}
.footer-links a:hover { color: var(--text) }

.go-up {
  font-size: 9px;
  letter-spacing: .14em;
  text-transform: uppercase;
  color: var(--text2);
  text-decoration: none;
  position: relative;
  z-index: 1;
  transition: color .3s
}
.go-up:hover { color: var(--text) }

/* ── ANIMATIONS ── */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px) }
  to   { opacity: 1; transform: none }
}

@keyframes slideUp {
  from { opacity: 0; transform: translateY(110%) }
  to   { opacity: 1; transform: none }
}

.reveal {
  opacity: 0;
  transform: translateY(14px);
  transition: opacity .7s var(--ease-out-soft), transform .7s var(--ease-out-soft) !important
}
.reveal.in { opacity: 1; transform: none }
.rd1 { transition-delay: .08s !important }
.rd2 { transition-delay: .16s !important }

/* ── Custom cursor + section spotlight ── */
#cursorDot, #cursorRing {
  position: fixed;
  top: 0; left: 0;
  pointer-events: none;
  z-index: 99999;
  border-radius: 50%;
  transition: opacity .3s ease, transform .2s var(--ease-out-soft);
  opacity: 0;
  will-change: left, top;
}

#cursorDot {
  width: 6px;
  height: 6px;
  background: var(--accent);
  transform: translate(-50%, -50%);
}

#cursorRing {
  width: 38px;
  height: 38px;
  border: 1.5px solid var(--accent);
  transform: translate(-50%, -50%);
  transition: opacity .3s ease, transform .25s var(--ease-out-soft), border-color .3s;
}

body:hover #cursorDot,
body:hover #cursorRing {
  opacity: 1;
}

/* Hovering on clickables */
body.cursor-hover #cursorRing {
  transform: translate(-50%, -50%) scale(1.5);
  background: color-mix(in srgb, var(--accent) 10%, transparent);
}
body.cursor-hover #cursorDot {
  transform: translate(-50%, -50%) scale(0.5);
  opacity: 0;
}

/* Clicking state */
body.cursor-active #cursorRing {
  transform: translate(-50%, -50%) scale(0.9);
}

#sectionSpotlight { display: none; }
@media (hover: none), (max-width: 900px) {
  #cursorDot, #sectionSpotlight { display: none !important; }
  body { cursor: auto !important; }
}

/* ── Back-to-top button ── */
#toTop {
  position: fixed;
  right: 22px;
  bottom: 22px;
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--accent);
  color: var(--bg);
  border: 1px solid var(--border2);
  display: grid;
  place-items: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(12px) scale(.9);
  pointer-events: none;
  transition: opacity .35s var(--ease-out-soft), transform .35s var(--ease-out-soft), background .3s;
  z-index: 600;
  font-size: 14px;
  font-family: "Bebas Neue", sans-serif;
  letter-spacing: .12em;
}
#toTop.show {
  opacity: 1;
  transform: none;
  pointer-events: auto;
}
#toTop:hover { background: var(--text); }

/* ── Command palette ── */
#cmdk-overlay {
  position: fixed;
  inset: 0;
  background: color-mix(in srgb, var(--bg) 65%, transparent);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
  z-index: 10000;
  display: none;
  align-items: flex-start;
  justify-content: center;
  padding-top: 14vh;
  opacity: 0;
  transition: opacity .25s var(--ease-out-soft);
}
#cmdk-overlay.open { display: flex; opacity: 1; }

#cmdk {
  width: min(560px, 92vw);
  background: var(--bg);
  border: 1px solid var(--border2);
  border-radius: 14px;
  box-shadow: 0 30px 80px rgba(0,0,0,.35);
  overflow: hidden;
  transform: translateY(-8px) scale(.98);
  transition: transform .25s var(--ease-out-soft);
}
#cmdk-overlay.open #cmdk { transform: none; }

#cmdk-input {
  width: 100%;
  padding: 18px 20px;
  background: transparent;
  border: 0;
  border-bottom: 1px solid var(--border2);
  color: var(--text);
  font-family: "DM Mono", monospace;
  font-size: 14px;
  outline: none;
  letter-spacing: .02em;
}
#cmdk-input::placeholder { color: var(--muted); }

#cmdk-list {
  max-height: 320px;
  overflow-y: auto;
  padding: 8px;
}

.cmdk-item {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 12px 14px;
  border-radius: 8px;
  cursor: pointer;
  color: var(--text);
  font-family: "DM Mono", monospace;
  font-size: 13px;
  letter-spacing: .04em;
  transition: background .15s, color .15s;
}
.cmdk-item .cmdk-ico { width: 22px; text-align: center; opacity: .7; }
.cmdk-item .cmdk-kbd {
  margin-left: auto;
  font-size: 10px;
  padding: 3px 7px;
  border: 1px solid var(--border2);
  border-radius: 4px;
  color: var(--muted);
  letter-spacing: .1em;
}
.cmdk-item.active,
.cmdk-item:hover {
  background: color-mix(in srgb, var(--accent) 14%, transparent);
  color: var(--accent);
}
.cmdk-empty {
  padding: 24px;
  text-align: center;
  color: var(--muted);
  font-family: "DM Mono", monospace;
  font-size: 12px;
}

/* ============================================================
   RESPONSIVE BREAKPOINTS
   ============================================================ */

/* ── Large Desktop (≥1440px) ── */
@media (min-width: 1440px) {
  .hero-left { padding: 80px 56px 80px 200px; }
  h1.hname   { font-size: clamp(140px, 13vw, 200px); }
  .wrap      { padding: clamp(100px, 10vw, 140px) 80px; }
  .hero-stats{ width: 300px; left: 40px; }
}

/* ── Small Desktop (1101–1280px) ── */
@media (min-width: 1101px) and (max-width: 1280px) {
  .hero-left { padding: 60px 40px 60px 80px; }
  h1.hname   { font-size: clamp(88px, 10.5vw, 148px); }
  .wrap      { padding: clamp(72px, 8vw, 110px) 48px; }
}

/* ── Tablet Landscape (901–1100px) ── */
@media (min-width: 901px) and (max-width: 1100px) {
  nav { padding: 0 32px; }
  .nav-links { gap: 20px; }
  .hero-left { padding: 60px 32px 60px 56px; }
  h1.hname   { font-size: clamp(72px, 9.5vw, 120px); }
  .wrap      { padding: clamp(60px, 7vw, 96px) 40px; }
  .about-grid{ grid-template-columns: 1fr; gap: 48px; }
  .sk-grid   { grid-template-columns: repeat(2, 1fr); }
  .infra-grid { grid-template-columns: repeat(2, 1fr); }
  .proj-inner, .proj-inner.tri { grid-template-columns: 1fr; }
  .proj-r2   { border-left: none; border-top: 1px solid var(--border); }
  .sm-proj-row { grid-template-columns: 1fr 1fr; }
  .sys-doc-grid{ grid-template-columns: 1fr; }
}

/* ── Tablet Portrait (769–900px) ── */
@media (min-width: 769px) and (max-width: 900px) {
  nav { padding: 0 24px; }
  .nav-links { gap: 16px; }
  .nav-link  { font-size: 9px; }
  .nav-cta   { padding: 8px 16px; font-size: 9px; }
  .hero-left { padding: 64px 24px 64px 40px; }
  h1.hname   { font-size: clamp(64px, 9vw, 110px); }
  .hero-desc { font-size: 13px; max-width: 100%; }
  .hero-stats{ width: 220px; left: 20px; bottom: 36px; }
  .h-stat    { padding: 12px 14px; }
  .h-stat-n  { font-size: 22px; }
  .wrap      { padding: clamp(52px, 7vw, 80px) 32px; }
  .about-grid{ grid-template-columns: 1fr; gap: 32px; }
  .stats-grid{ grid-template-columns: repeat(4, 1fr); }
  .sk-grid   { grid-template-columns: repeat(2, 1fr); }
  .proj-inner, .proj-inner.tri { grid-template-columns: 1fr; }
  .proj-l, .proj-r, .proj-r2 { padding: 24px 22px; }
  .proj-r2   { border-left: none; border-top: 1px solid var(--border); }
  .sk-grid   { grid-template-columns: repeat(2, 1fr); }
  .infra-grid { grid-template-columns: 1fr; }
  .sys-doc-grid{ grid-template-columns: 1fr; margin-top: 28px; }
  .perf-metrics{ grid-template-columns: repeat(3, 1fr); }
  .act-grid  { grid-template-columns: 1fr; }
  .edu-grid  { grid-template-columns: 1fr; }
  .cert-card { grid-column: span 1; }
  .con-grid  { grid-template-columns: 1fr; }
  .cc[style*="grid-column"] { grid-column: span 1 !important; }
  footer     { padding: 28px 32px; }
}

/* ── Mobile (≤768px) ── */
@media (max-width: 768px) {

  /* Touch: disable transforms that cause sticky states */
  .sk-card:hover,
  .c-item:hover,
  .cc:hover,
  .btn-prim:hover { transform: none !important; }

  /* Nav */
  nav { padding: 0 16px; height: 56px; }
  .nav-logo { font-size: 18px; }
  .nav-links, .nav-cta { display: none !important; }
  .ham { display: flex; }
  #mob-menu { top: 56px; padding: 8px 16px 16px; }
  #mob-menu a { font-size: 14px; padding: 13px 0; letter-spacing: .06em; }

  /* ── HERO: photo fills whole section, text floats above ── */
  #hero {
    display: block;
    position: relative;
    min-height: 100svh;
    min-height: 100vh;
    padding-top: 56px;
    overflow: hidden;
  }

  .hero-right {
    position: absolute;
    inset: 0;
    z-index: 0;
  }

  .hero-photo {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center 15%;
    -webkit-mask-image: none;
    mask-image: none;
    filter: grayscale(22%) contrast(1.1) brightness(.55);
    opacity: 1;
    animation: photoReveal 1.4s .1s both cubic-bezier(.16, 1, .3, 1);
  }
  [data-theme="dark"] .hero-photo {
    filter: grayscale(30%) contrast(1.15) brightness(.38);
    opacity: 1;
  }

  .hero-photo::after {
    background: linear-gradient(to top, rgba(0,0,0,.82) 0%, rgba(0,0,0,.55) 40%, rgba(0,0,0,.18) 75%, transparent 100%);
  }
  [data-theme="dark"] .hero-photo::after {
    background: linear-gradient(to top, rgba(0,0,0,.92) 0%, rgba(0,0,0,.65) 40%, rgba(0,0,0,.25) 75%, transparent 100%);
  }

  .hero-vignette, .hero-grid-overlay, .hero-photo-label { display: none; }
  #hero::after { display: none; }

  .hero-left {
    position: relative;
    z-index: 2;
    padding: 0 18px 160px;
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    min-height: calc(100svh - 56px);
    min-height: calc(100vh - 56px);
  }

  /* Force text white on dark photo background */
  .hero-eyebrow, .hero-dash, .hero-desc, .scroll-ind { color: rgba(255,255,255,.7) !important; }
  h1.hname .word    { color: #fff !important; }
  h1.hname .italic  { color: rgba(255,255,255,.7) !important; }
  h1.hname .outline { -webkit-text-stroke: 1px rgba(255,255,255,.4) !important; color: transparent !important; }

  h1.hname   { font-size: clamp(52px, 16vw, 88px); line-height: .86; }
  .hero-eyebrow { font-size: 8.5px; gap: 8px; margin-bottom: 8px; animation: fadeUp .6s .5s both; }
  .hero-sub  { margin-top: 14px; animation: fadeUp .6s .8s both; }
  .hero-desc { font-size: 12.5px; max-width: 100%; margin-bottom: 18px; line-height: 1.72; }

  .hero-btns { flex-direction: column; gap: 10px; align-items: stretch; }
  .btn-prim, .btn-ghost { width: 100%; justify-content: center; padding: 14px 20px; font-size: 10px; }
  .btn-prim  { background: #fff !important; color: #0c0b09 !important; }
  .btn-prim:hover { background: var(--accent) !important; color: var(--bg) !important; }
  .btn-ghost { border-color: rgba(255,255,255,.4) !important; color: rgba(255,255,255,.85) !important; background: rgba(255,255,255,.08) !important; }
  .btn-ghost:hover { border-color: #fff !important; color: #fff !important; background: rgba(255,255,255,.15) !important; }

  /* FIX: scroll indicator position on mobile */
  .scroll-ind {
    position: absolute;
    bottom: 100px;
    left: 50%;
    transform: translateX(-50%);
    margin: 0;
    flex-direction: column;
  }

  /* Stats bar at bottom */
  .hero-stats {
    position: absolute;
    bottom: 0; left: 0; right: 0;
    z-index: 10;
    width: 100%;
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    background: none;
    border: none;
    border-top: 1px solid rgba(255,255,255,.15);
    animation: fadeUp .6s 1.1s both;
  }
  .h-stat {
    background: rgba(0,0,0,.45);
    backdrop-filter: blur(20px);
    padding: 9px 8px;
    border-right: 1px solid rgba(255,255,255,.1);
  }
  .h-stat:last-child { border-right: none; }
  .h-stat-n { font-size: 18px; color: #fff !important; line-height: 1; }
  .h-stat-l { font-size: 6.5px; color: rgba(255,255,255,.5) !important; margin-top: 3px; }

  /* Sections */
  .wrap { padding: 40px 16px; }
  .s-label { margin-bottom: 28px; }
  .big-h { font-size: clamp(40px, 12vw, 68px); margin-bottom: clamp(28px, 5vw, 44px); }

  /* About */
  .about-grid { grid-template-columns: 1fr; gap: 24px; }
  .about-lead { font-size: 17px; }
  .about-body p { font-size: 13px; line-height: 1.9; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
  .stat-box { padding: 20px 16px; }
  .tags-row { gap: 5px; }
  .tag { font-size: 8.5px; padding: 5px 10px; }

  /* Skills */
  .sk-grid { grid-template-columns: 1fr; }
  .infra-grid { grid-template-columns: 1fr; }
  .sk-card { padding: 20px 16px; }
  .sk-icon-wrap { width: 42px; height: 42px; margin-bottom: 12px; }
  .sk-title { font-size: 18px; margin-bottom: 10px; }

  /* System design — FIX: key section for the blank panel bug */
  .diag-tabs { margin-bottom: 24px; }
  .d-tab { font-size: 9px; padding: 10px 14px; }
  .diag-svg-wrap {
    padding: 12px;
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
  }
  /* FIX: was 680px causing overflow and blank renders on mobile */
  .diag-svg-wrap svg { min-width: 480px; }
  .sys-doc-grid { grid-template-columns: 1fr; margin-top: 24px; }
  .sys-doc-card { padding: 20px 16px; }
  /* FIX: perf-metrics was 3-col, cramped on mobile → 2-col */
  .perf-metrics { grid-template-columns: repeat(2, 1fr); gap: 8px; }
  .perf-box { padding: 12px; }
  .perf-value { font-size: 24px; }

  /* Projects */
  .proj-hdr { flex-direction: column; align-items: flex-start; gap: 12px; }
  .proj-inner, .proj-inner.tri { grid-template-columns: 1fr; min-height: auto; }
  .proj-l, .proj-r, .proj-r2 { padding: 20px 16px; }
  .proj-r2 { border-left: none; border-top: 1px solid var(--border); }
  .proj-name { font-size: clamp(28px, 9vw, 48px); }
  .sm-proj-row { grid-template-columns: 1fr; }
  .sm-proj { min-height: auto; padding: 20px 16px; }
  .sm-name { font-size: clamp(20px, 6vw, 30px); }

  /* Activity */
  .act-grid { grid-template-columns: 1fr; }
  .act-card { padding: 20px 16px; }

  /* Education */
  .edu-grid { grid-template-columns: 1fr; }
  .edu-card, .cert-card { padding: 20px 16px; }
  .cert-card { flex-direction: column; align-items: flex-start; gap: 12px; grid-column: span 1; }
  .cert-grade { margin-left: 0; }

  /* Contact */
  .con-grid { grid-template-columns: 1fr; }
  .cc[style*="grid-column"] { grid-column: span 1 !important; }
  .con-headline { font-size: clamp(58px, 14vw, 110px); }
  .con-body { font-size: 13px; }
  .cc-v { white-space: normal; word-break: break-all; font-size: 10.5px; }

  /* Marquee */
  .marquee-wrap { padding: 12px 0; }
  .mq-item { font-size: 9px; letter-spacing: .16em; }
  .mq-dot { margin: 0 18px; }

  /* Road table */
  .road-tbl td { font-size: 11px; padding: 7px 0; }
  .road-tbl td:last-child { font-size: 8px; }

  /* Footer */
  footer { flex-direction: column; gap: 12px; text-align: center; padding: 24px 16px; }
  .footer-links { justify-content: center; gap: 18px; }
  .footer-wm { font-size: clamp(60px, 22vw, 120px); }
  #toTop { right: 14px; bottom: 14px; width: 38px; height: 38px; }
}

/* ── Small phones (≤480px) ── */
@media (max-width: 480px) {
  h1.hname  { font-size: clamp(46px, 15vw, 72px); line-height: .87; }
  .hero-left{ padding: 0 14px 155px; }
  .hero-desc{ font-size: 12px; }
  .hero-eyebrow { font-size: 8px; letter-spacing: .14em; }
  .h-stat-n { font-size: 16px; }
  .h-stat-l { font-size: 6px; }
  .h-stat   { padding: 8px 6px; }
  .wrap     { padding: 36px 14px; }
  .big-h    { font-size: clamp(36px, 12vw, 58px); }
  .about-lead{ font-size: 16px; }
  .stat-num { font-size: clamp(28px, 8vw, 42px); }
  .con-headline { font-size: clamp(52px, 13vw, 88px); }
  .proj-name{ font-size: clamp(26px, 8.5vw, 42px); }
  /* FIX: 1-col perf-metrics on very small screens */
  .perf-metrics { grid-template-columns: 1fr; }
}

/* ── Very small phones (≤380px) ── */
@media (max-width: 380px) {
  h1.hname  { font-size: clamp(42px, 14.5vw, 64px); }
  .hero-left{ padding: 0 12px 145px; }
  .hero-stats{ grid-template-columns: repeat(2, 1fr); }
  .h-stat:nth-child(2n) { border-right: none; }
  .h-stat:nth-child(1), .h-stat:nth-child(2) { border-bottom: 1px solid rgba(255,255,255,.1); }
  .h-stat   { padding: 10px 10px; }
  .h-stat-n { font-size: 18px; }
  .h-stat-l { font-size: 6.5px; }
  .big-h    { font-size: clamp(34px, 13vw, 54px); }
  .wrap     { padding: 32px 12px; }
  .about-lead{ font-size: 15px; }
  .btn-prim, .btn-ghost { padding: 12px 16px; font-size: 9.5px; }
  .proj-name{ font-size: clamp(24px, 8vw, 38px); }
  .nav-logo { font-size: 16px; }
  .sm-proj-row { grid-template-columns: 1fr; }
  .footer-wm{ font-size: clamp(54px, 20vw, 100px); }
}
/* ============================================================
   ENHANCED ANIMATIONS & PROFESSIONAL POLISH
   ============================================================ */

/* ── Improved preloader with name animation ── */
#preloader {
  background: var(--bg);
}
.loader-text {
  font-family: "Bebas Neue", sans-serif;
  font-size: 13px;
  letter-spacing: .4em;
  color: var(--text3);
  margin-top: 20px;
  text-transform: uppercase;
  animation: loadPulse 1.4s ease-in-out infinite;
}
@keyframes loadPulse {
  0%, 100% { opacity: .3; }
  50%       { opacity: 1; }
}

/* ── Hero: magnetic button ripple ── */
.btn-prim, .btn-ghost {
  position: relative;
  overflow: hidden;
}
.btn-ripple {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,.25);
  transform: scale(0);
  animation: ripple .6s linear;
  pointer-events: none;
}
@keyframes ripple {
  to { transform: scale(4); opacity: 0; }
}

/* ── Animated gradient border on section labels ── */
.s-label {
  position: relative;
}

/* ── Glowing availability indicator ── */
.avail-dot {
  box-shadow: 0 0 0 0 rgba(92, 186, 122, .7);
  animation: pulseGlow 2s infinite;
}
@keyframes pulseGlow {
  0%   { box-shadow: 0 0 0 0 rgba(92, 186, 122, .7); }
  70%  { box-shadow: 0 0 0 7px rgba(92, 186, 122, 0); }
  100% { box-shadow: 0 0 0 0 rgba(92, 186, 122, 0); }
}

/* ── Hero eyebrow animated dashes ── */
.hero-dash {
  position: relative;
  overflow: hidden;
}
.hero-dash::after {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, var(--accent), transparent);
  animation: dashShimmer 3s ease-in-out infinite;
}
@keyframes dashShimmer {
  0%   { left: -100%; }
  50%  { left: 100%; }
  100% { left: 100%; }
}

/* ── Staggered hero name word animation with blur ── */
h1.hname .word {
  animation: wordReveal .9s cubic-bezier(.16, 1, .3, 1) both;
}
@keyframes wordReveal {
  from {
    opacity: 0;
    transform: translateY(100%) skewY(4deg);
    filter: blur(8px);
  }
  to {
    opacity: 1;
    transform: translateY(0) skewY(0deg);
    filter: blur(0);
  }
}

/* ── Floating particles on hero background ── */
.hero-particle {
  position: absolute;
  border-radius: 50%;
  background: var(--accent);
  opacity: 0;
  pointer-events: none;
  z-index: 1;
}
.hero-particle.p1 { width: 2px; height: 2px; top: 20%; left: 15%; animation: floatParticle 8s 0s infinite; }
.hero-particle.p2 { width: 3px; height: 3px; top: 60%; left: 8%; animation: floatParticle 11s 2s infinite; }
.hero-particle.p3 { width: 1.5px; height: 1.5px; top: 40%; left: 25%; animation: floatParticle 9s 4s infinite; }
.hero-particle.p4 { width: 2px; height: 2px; top: 75%; left: 18%; animation: floatParticle 13s 1s infinite; }
.hero-particle.p5 { width: 2.5px; height: 2.5px; top: 30%; left: 35%; animation: floatParticle 10s 3s infinite; }

@keyframes floatParticle {
  0%   { opacity: 0; transform: translate(0, 0) scale(1); }
  15%  { opacity: .6; }
  50%  { opacity: .3; transform: translate(14px, -30px) scale(1.3); }
  85%  { opacity: .6; }
  100% { opacity: 0; transform: translate(0, -60px) scale(.7); }
}

/* ── Project card number counter ── */
.proj-card {
  counter-increment: proj-counter;
}

/* ── Smooth skill card shimmer ── */
.sk-card::before {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 60%;
  height: 100%;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--text) 3%, transparent), transparent);
  transition: left 0s;
  pointer-events: none;
  z-index: 0;
}
.sk-card:hover::before {
  left: 150%;
  transition: left .8s ease;
}

/* ── Typing cursor on footer copy ── */
.footer-cursor {
  display: inline-block;
  width: 2px;
  height: .9em;
  background: var(--text3);
  margin-left: 3px;
  vertical-align: middle;
  animation: blink .9s step-start infinite;
}
@keyframes blink {
  50% { opacity: 0; }
}

/* ── Enhanced nav logo hover ── */
.nav-logo {
  position: relative;
  letter-spacing: .14em;
}
.nav-logo::after {
  content: attr(data-text);
  position: absolute;
  top: 0; left: 0;
  color: var(--accent);
  clip-path: inset(0 100% 0 0);
  transition: clip-path .5s cubic-bezier(.16, 1, .3, 1);
  pointer-events: none;
}
.nav-logo:hover::after {
  clip-path: inset(0 0% 0 0);
}

/* ── Scroll progress glow ── */
#sbar {
  background: linear-gradient(90deg, var(--text3), var(--accent), var(--green));
  box-shadow: 0 0 16px color-mix(in srgb, var(--accent) 60%, transparent);
  transition: width .1s linear;
}

/* ── Infra card number pulse on hover ── */
.infra-card:hover .infra-idx {
  animation: idxPulse .4s var(--ease-out-soft);
}
@keyframes idxPulse {
  0%   { transform: scale(1); }
  50%  { transform: scale(1.15); }
  100% { transform: scale(1); }
}

/* ── Section entrance: slide-in from side for labels ── */
.s-label.in {
  animation: labelIn .6s var(--ease-out-soft) both;
}
@keyframes labelIn {
  from { opacity: 0; transform: translateX(-20px); }
  to   { opacity: 1; transform: none; }
}

/* ── Big heading text stroke hover ── */
.big-h:hover em {
  transition: color .4s;
}

/* ── Marquee pause on hover ── */
.marquee-wrap:hover .marquee-track {
  animation-play-state: paused;
}
.mq-item {
  transition: color .3s;
  cursor: default;
}
.mq-item:hover {
  color: var(--text);
}

/* ── Enhanced tag hover with slide-up ── */
.tag {
  transition: all .28s var(--ease-out-soft);
  transform: translateY(0);
}
.tag:hover {
  transform: translateY(-2px);
  box-shadow: 0 4px 12px color-mix(in srgb, var(--accent) 20%, transparent);
}

/* ── Pill pop animation ── */
.pill {
  transition: all .25s var(--ease-out-soft);
}
.pill:hover {
  transform: translateY(-2px) scale(1.04);
  box-shadow: 0 6px 14px color-mix(in srgb, var(--accent) 18%, transparent);
}

/* ── Edu card entrance ── */
.edu-card.in {
  animation: eduSlideIn .6s var(--ease-out-soft) both;
}
@keyframes eduSlideIn {
  from { opacity: 0; transform: translateY(20px); }
  to   { opacity: 1; transform: none; }
}

/* ── Contact CTA pulsing ring ── */
.con-tag {
  position: relative;
}
.con-tag::after {
  content: "";
  position: absolute;
  inset: -6px;
  border: 1px solid color-mix(in srgb, var(--green) 30%, transparent);
  border-radius: 3px;
  animation: conTagRing 3s ease-in-out infinite;
}
@keyframes conTagRing {
  0%, 100% { opacity: 0; transform: scale(.95); }
  50%       { opacity: 1; transform: scale(1.05); }
}

/* ── Smooth modal entrance ── */
.modal-overlay {
  transition: opacity .35s var(--ease-out-soft);
}
.modal-content {
  animation: none;
}
.modal-overlay.open .modal-content {
  animation: modalIn .45s var(--ease-out-soft) both;
}
@keyframes modalIn {
  from { opacity: 0; transform: translateY(28px) scale(.97); }
  to   { opacity: 1; transform: none; }
}

/* ── Stats counter animation ── */
.stat-num, .h-stat-n {
  transition: transform .3s var(--ease-out-soft);
}
.stat-box:hover .stat-num,
.h-stat:hover .h-stat-n {
  transform: scale(1.06);
  color: var(--accent);
}

/* ── Road table row hover ── */
.road-tbl tr {
  transition: background .2s;
}
.road-tbl tr:hover {
  background: color-mix(in srgb, var(--accent) 5%, transparent);
}
.road-tbl td {
  padding: 9px 6px 9px 0;
}

/* ── Contact card accent line animation ── */
.cc {
  overflow: hidden;
}
.cc::after {
  content: "";
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 1px;
  background: var(--accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .4s var(--ease-out-soft);
}
.cc:hover::after {
  transform: scaleX(1);
}

/* ── Enhanced back-to-top ── */
#toTop {
  letter-spacing: 0;
  font-size: 16px;
}
#toTop:hover {
  transform: translateY(-3px) scale(1.08);
  box-shadow: 0 10px 28px rgba(0,0,0,.25);
}

/* ── Performance metrics counter ── */
.perf-value {
  position: relative;
  display: inline-block;
}

/* ── Chip hover enhance ── */
.chip {
  transition: all .2s var(--ease-out-soft);
}
.chip:hover {
  background: color-mix(in srgb, var(--accent) 12%, transparent);
  border-color: var(--accent);
  color: var(--accent);
  transform: translateY(-1px);
}

/* ── Active nav link underline animated ── */
.nav-link::after {
  transition: transform .4s cubic-bezier(.23, 1, .32, 1), width .3s;
}

/* ── Diagram tab active indicator ── */
.d-tab.act {
  position: relative;
}
.d-tab.act::after {
  content: "";
  position: absolute;
  bottom: -1px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--accent);
  animation: tabSlide .35s var(--ease-out-soft) both;
}
@keyframes tabSlide {
  from { transform: scaleX(0); transform-origin: left; }
  to   { transform: scaleX(1); }
}

/* ── Custom scrollbar on body ── */
html {
  scrollbar-width: thin;
  scrollbar-color: var(--border2) transparent;
}

/* ── Section background grid pulse ── */
#hero::before {
  content: "";
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  background: radial-gradient(ellipse 50% 50% at 30% 50%, color-mix(in srgb, var(--accent) 4%, transparent), transparent);
  animation: heroBg 8s ease-in-out infinite alternate;
}
@keyframes heroBg {
  from { opacity: .7; }
  to   { opacity: 1.0; transform: scale(1.08); }
}

/* ── Footer link hover with lift ── */
.footer-links a {
  display: inline-block;
  transition: color .3s, transform .3s var(--ease-out-soft);
}
.footer-links a:hover {
  transform: translateY(-2px);
}

/* ── Image/Photo reveal mask animation ── */
@keyframes photoReveal {
  from { opacity: 0; transform: scale(1.06) translateX(14px); clip-path: inset(0 20% 0 0); }
  to   { opacity: .82; transform: scale(1) translateX(0); clip-path: inset(0 0% 0 0); }
}

/* ── Scroll indicator enhanced ── */
.scroll-ind {
  gap: 8px;
}
.scroll-ind span:first-child {
  position: relative;
}

/* ── Gradient text on big section headings ── */
.big-h {
  position: relative;
}

/* ── Enhanced mobile hamburger transition ── */
.ham span {
  transform-origin: center;
  transition: transform .35s var(--ease-out-soft), opacity .25s;
}

/* ── Proj-card cursor pointer ── */
.proj-card {
  cursor: pointer;
}

/* ── System doc card entrance animation ── */
.sys-doc-card {
  transition: all .5s var(--ease-out-soft), background .3s;
}

/* ── Certificate card badge animation ── */
.cert-grade {
  position: relative;
  overflow: hidden;
}
.cert-grade::before {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 100%; height: 100%;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--green) 20%, transparent), transparent);
  animation: certShimmer 3s 1s ease-in-out infinite;
}
@keyframes certShimmer {
  0%   { left: -100%; }
  40%  { left: 100%; }
  100% { left: 100%; }
}

/* ── Modal chip grid ── */
.modal-stack {
  gap: 8px;
}
.modal-stack .chip {
  font-size: 10px;
  padding: 5px 12px;
}

/* ── Section transition divider ── */
.divider {
  position: relative;
  overflow: hidden;
}
.divider::after {
  content: "";
  position: absolute;
  top: 0; left: -100%;
  width: 40%;
  height: 100%;
  background: linear-gradient(90deg, transparent, color-mix(in srgb, var(--accent) 35%, transparent), transparent);
  animation: dividerSweep 6s ease-in-out infinite;
}
@keyframes dividerSweep {
  0%   { left: -40%; }
  100% { left: 140%; }
}

/* ── SVG animation improvements ── */
.diag-svg-wrap svg text {
  font-family: "DM Mono", monospace !important;
}

/* ── Keyboard shortcut hint ── */
.nav-cta::after {
  content: none;
}

/* ── c-item left bar expand on hover ── */
.c-item::before {
  transition: transform .35s var(--ease-out-soft), background .3s;
}
.c-item:hover::before {
  background: var(--accent);
}

/* ── Hero stats fade on appear ── */
.hero-stats {
  transition: opacity .3s;
}

/* ── Selected text style ── */
::selection {
  background: var(--accent);
  color: var(--bg);
}

/* ── Focus ring polish ── */
*:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 4px;
  border-radius: 3px;
}

/* ── Reveal: slight 3D entry on cards ── */
.reveal {
  transform: translateY(18px);
  transition: opacity .75s var(--ease-out-soft), transform .75s var(--ease-out-soft) !important;
}
.reveal.in {
  transform: none;
  opacity: 1;
}

/* ── Project card arrow animate ── */
.proj-arr {
  display: flex;
  align-items: center;
  gap: 4px;
  font-size: 20px;
}
.proj-card:hover .proj-arr {
  gap: 8px;
}

/* ── Skill card shimmer highlight line ── */
.sk-card {
  isolation: isolate;
}

/* ── Diagonal light sweep on proj cards ── */
.proj-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, color-mix(in srgb, var(--accent) 0%, transparent) 0%, color-mix(in srgb, var(--accent) 4%, transparent) 50%, transparent 100%);
  opacity: 0;
  transition: opacity .5s;
  pointer-events: none;
  z-index: 1;
}
.proj-card:hover::before {
  opacity: 1;
}

/* ── Improved mobile scroll indicator ── */
@media (max-width: 768px) {
  .avail-dot {
    width: 6px;
    height: 6px;
  }
  .hero-particle { display: none; }
  .con-tag::after { display: none; }
  .divider::after { display: none; }
}

/* ── Print styles ── */
@media print {
  nav, #preloader, #toTop, #cmdk-overlay, .modal-overlay { display: none !important; }
  body { background: white !important; color: black !important; }
  .hero-photo { filter: grayscale(100%) !important; }
}