/*
  Portfolio Website — Pure HTML/CSS/JS
  Design goals:
  - Modern, minimal, recruiter-ready
  - Light mode default + optional dark mode
  - Soft shadows, rounded cards, glass accents
  - Responsive (mobile-first) and accessible
*/

.libutton {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 20px;
  text-align: center;
  outline: none;
  text-decoration: none !important;
  color: #fff !important;
  border-radius: var(--r1);
  border: 1px solid rgba(139, 92, 246, 0.35);
  background: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
  font-weight: 550;
  font-size: 0.91rem;
  letter-spacing: -0.011em;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
  min-height: 44px;
}

.libutton:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 22px rgba(0,0,0,0.10);
}

.libutton:active {
  transform: translateY(1px);
}

@media (max-width: 640px) {
  .btn, .libutton {
    padding: 10px 14px;
    font-size: 0.85rem;
    min-height: 40px;
  }
  

  .hero__cta {
    gap: 8px;
  }
  
  .hero__card {
    margin-top: 0px;
  }
  
  .hero-portrait {
    width: min(360px, 100%);
    padding: 14px;
  }
}

:root {
  /* Typography */
  --font: "Inter", system-ui, -apple-system, Segoe UI, Roboto, Arial, sans-serif;

  /* Spacing scale */
  --s-1: 6px;
  --s0: 10px;
  --s1: 14px;
  --s2: 18px;
  --s3: 24px;
  --s4: 32px;
  --s5: 48px;
  --s6: 72px;

  /* Radii */
  --r1: 12px;
  --r2: 18px;
  --r3: 26px;

  /* Light theme */
  --bg: #f7f8fb;
  --panel: rgba(255, 255, 255, 0.7);
  --panelSolid: #ffffff;
  --text: #0b1220;
  --muted: rgba(11, 18, 32, 0.72);
  --border: rgba(11, 18, 32, 0.10);

  /* Accents */
  --accent: #3b82f6;
  --accent2: #8b5cf6;

  /* Shadow */
  --shadow: 0 18px 40px rgba(11, 18, 32, 0.10);
  --shadow2: 0 12px 24px rgba(11, 18, 32, 0.12);

  /* Motion */
  --ease: cubic-bezier(.2,.8,.2,1);
  --dur: 260ms;

  /* Header height (used for anchor offsets) */
  --headerH: 76px;
}

:root[data-theme="dark"] {
  --bg: #0b1220;
  --panel: rgba(17, 24, 39, 0.62);
  --panelSolid: #0f172a;
  --text: rgba(245, 247, 255, 0.92);
  --muted: rgba(245, 247, 255, 0.72);
  --border: rgba(245, 247, 255, 0.12);
  --shadow: 0 18px 40px rgba(0, 0, 0, 0.36);
  --shadow2: 0 12px 24px rgba(0, 0, 0, 0.32);
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  overflow-x: hidden;
}

img {
  max-width: 100%;
  height: auto;
}

a {
  color: inherit;
  text-decoration: none;
}

a:hover {
  text-decoration: none;
}

a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid color-mix(in oklab, var(--accent) 80%, transparent);
  outline-offset: 3px;
  border-radius: 10px;
}

/* Skip link */
.skip-link {
  position: absolute;
  left: -999px;
  top: 8px;
  padding: 10px 12px;
  border-radius: 12px;
  background: var(--panelSolid);
  border: 1px solid var(--border);
  z-index: 999;
}

.skip-link:focus {
  left: 10px;
}

/* Floating language switcher (Translate) */
.langSwitch {
  position: relative;
  display: inline-block;
  z-index: 1200;
  margin-right: 10px;
}

.langSwitch__btn {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: var(--panelSolid);
  border: 1px solid var(--border);
  box-shadow: var(--shadow2);
  color: var(--text);
  cursor: pointer;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.langSwitch__icon {
  width: 22px;
  height: 22px;
  display: block;
}

.langSwitch__btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow);
}

.langSwitch__menu {
  position: absolute;
  top: calc(44px + 10px);
  right: 0;
  min-width: 220px;
  padding: 10px;
  border-radius: 16px;
  background: var(--panelSolid);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
  z-index: 1300;
  opacity: 0;
  transform: translateY(-6px);
  pointer-events: none;
  transition: opacity var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.langSwitch:hover .langSwitch__menu,
.langSwitch:focus-within .langSwitch__menu,
.langSwitch.is-open .langSwitch__menu {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.langSwitch__item {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 10px 12px;
  border: 0;
  border-radius: 12px;
  background: transparent;
  color: var(--text);
  cursor: pointer;
  font: inherit;
}

.langSwitch__item:hover {
  background: color-mix(in oklab, var(--accent) 10%, transparent);
}

.langSwitch__item.is-active {
  background: color-mix(in oklab, var(--accent) 14%, transparent);
}

.langSwitch__item.is-active::after {
  content: "✓";
  color: color-mix(in oklab, var(--accent) 70%, var(--accent2));
  font-weight: 700;
}

.langSwitch__gtWrap {
  margin-top: 10px;
  padding-top: 10px;
  border-top: 1px solid var(--border);
}

.langSwitch__note {
  margin-top: 8px;
  font-size: 12px;
  color: var(--muted);
}

/* Skills (tile showcase) */
.skillsShowcase {
  position: relative;
}

.skillsShowcase__head {
  text-align: center;
  margin-bottom: 22px;
}

.skillsShowcase__title {
  margin: 0;
  font-size: clamp(32px, 4.4vw, 58px);
  letter-spacing: -0.03em;
}

.skillsShowcase__divider {
  margin: 12px auto 0;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.skillsShowcase__line {
  width: 72px;
  height: 1px;
  background: color-mix(in oklab, var(--text) 14%, transparent);
}

.skillsShowcase__dots {
  display: inline-flex;
  gap: 8px;
  align-items: center;
}

.skillsShowcase__dots span {
  width: 6px;
  height: 6px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--accent) 60%, var(--accent2));
  opacity: 0.9;
}

.skillsShowcase__dots span:nth-child(2) {
  transform: scale(1.2);
}

.skillsGrid {
  margin-top: 24px;
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 16px;
}

.skillTile {
  background: color-mix(in oklab, var(--panelSolid) 92%, transparent);
  border: 1px solid var(--border);
  border-radius: 16px;
  box-shadow: var(--shadow2);
  padding: 18px 14px;
  display: grid;
  justify-items: center;
  gap: 10px;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.skillTile:hover {
  transform: translateY(-2px);
}

.skillTile__icon {
  width: 62px;
  height: 62px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--accent) 10%, var(--panelSolid));
}

:root[data-theme="dark"] .skillTile__icon {
  background: color-mix(in oklab, var(--accent) 14%, var(--panelSolid));
}

.skillTile__img {
  width: 34px;
  height: 34px;
  display: block;
}

:root[data-theme="dark"] .skillTile__img.is-mono {
  filter: invert(1);
}

.skillTile__abbr {
  font-weight: 900;
  letter-spacing: -0.02em;
}

.skillTile__name {
  font-weight: 700;
  color: color-mix(in oklab, var(--text) 86%, transparent);
}

@media (max-width: 420px) {
  .skillsGrid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* Education (timeline) */
.edu {
  position: relative;
}

.edu::before {
  content: "";
  position: absolute;
  inset: -26px -8px;
  background:
    radial-gradient(600px 360px at 20% 18%, color-mix(in oklab, var(--accent) 18%, transparent), transparent 55%),
    radial-gradient(520px 340px at 78% 58%, color-mix(in oklab, var(--accent2) 16%, transparent), transparent 55%);
  pointer-events: none;
  opacity: 0.85;
}

.edu__head {
  position: relative;
  text-align: center;
  margin-bottom: 26px;
}

.edu__title {
  margin: 0;
  font-size: clamp(28px, 3.8vw, 44px);
  letter-spacing: -0.03em;
}

.edu__subtitle {
  margin: 10px auto 0;
  color: var(--muted);
  max-width: 55ch;
  font-weight: 600;
}

.edu__divider {
  margin: 10px auto 0;
  display: inline-flex;
  align-items: center;
  gap: 12px;
}

.edu__line {
  width: 72px;
  height: 1px;
  background: color-mix(in oklab, var(--text) 14%, transparent);
}

.edu__dots {
  display: inline-flex;
  gap: 10px;
  align-items: center;
}

.edu__dots span {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--accent) 52%, var(--accent2));
  opacity: 0.75;
}

.edu__dots span:nth-child(2) {
  transform: scale(1.18);
  opacity: 0.95;
}

.eduTimeline {
  position: relative;
  isolation: isolate;
  --progress: 0;
  display: grid;
  gap: 22px;
  padding: 14px 0;
}

.eduTimeline::before {
  content: "";
  position: absolute;
  left: 34px;
  top: 0;
  bottom: 0;
  width: 6px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--text) 10%, transparent);
  z-index: 0;
}

.eduTimeline::after {
  content: "";
  position: absolute;
  left: 34px;
  top: 0;
  height: calc(var(--progress) * 100%);
  width: 6px;
  border-radius: 999px;
  background: linear-gradient(180deg, color-mix(in oklab, var(--accent) 70%, transparent), color-mix(in oklab, var(--accent2) 65%, transparent));
  box-shadow: 0 18px 28px color-mix(in oklab, var(--accent) 18%, transparent);
  z-index: 0;
}

.eduItem {
  position: relative;
  display: grid;
  grid-template-columns: 86px 24px 1fr;
  align-items: start;
  z-index: 1;
}

.eduItem__marker {
  width: 66px;
  height: 66px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  border: 2px solid color-mix(in oklab, var(--text) 12%, transparent);
  background: color-mix(in oklab, var(--panelSolid) 90%, transparent);
  box-shadow: var(--shadow2);
  color: var(--accent);
  position: relative;
  margin-left: 2px;
  z-index: 2;
}

.eduItem__icon {
  width: 44px;
  height: 44px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  background: radial-gradient(circle at 30% 25%, color-mix(in oklab, var(--accent) 22%, #fff), color-mix(in oklab, var(--accent) 12%, var(--panelSolid)) 55%);
  border: 1px solid color-mix(in oklab, var(--accent) 22%, var(--border));
}

.eduItem--check .eduItem__marker {
  color: #22c55e;
}

.eduItem--check .eduItem__icon {
  background: radial-gradient(circle at 30% 25%, color-mix(in oklab, #22c55e 22%, #fff), color-mix(in oklab, #22c55e 10%, var(--panelSolid)) 55%);
  border-color: color-mix(in oklab, #22c55e 30%, var(--border));
}

.eduItem__connector {
  height: 2px;
  margin-top: 32px;
  background: color-mix(in oklab, var(--text) 12%, transparent);
  border-radius: 999px;
}

.eduItem__card {
  position: relative;
  padding: 18px 18px;
  z-index: 1;
}

.eduCard2__title {
  margin: 0;
  font-size: 1.15rem;
  letter-spacing: -0.02em;
}

.eduCard2__list {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  color: color-mix(in oklab, var(--text) 82%, transparent);
}

.eduCard2__list li {
  display: grid;
  grid-template-columns: 12px 1fr;
  align-items: start;
  gap: 10px;
}

.eduCard2__list li::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  margin-top: 0.55em;
  background: color-mix(in oklab, var(--accent) 65%, var(--accent2));
  opacity: 0.85;
}

.eduItem--check .eduCard2__list li::before {
  background: color-mix(in oklab, #22c55e 55%, var(--accent));
}

/* active milestone glow/pulse */
.eduItem.is-active .eduItem__marker {
  box-shadow: 0 18px 40px color-mix(in oklab, var(--accent) 22%, transparent);
}

.eduItem.is-active.eduItem--check .eduItem__marker {
  box-shadow: 0 18px 40px color-mix(in oklab, #22c55e 18%, transparent);
}

.eduItem.is-active .eduItem__marker::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 999px;
  border: 2px solid color-mix(in oklab, currentColor 35%, transparent);
  opacity: 0;
  animation: eduPulse 1200ms var(--ease) 1;
}

@keyframes eduPulse {
  0% { transform: scale(0.95); opacity: 0.0; }
  20% { opacity: 0.6; }
  100% { transform: scale(1.12); opacity: 0.0; }
}

/* Responsive: timeline centered, cards stacked */
@media (max-width: 720px) {
  .eduTimeline::before,
  .eduTimeline::after {
    left: 50%;
    transform: translateX(-50%);
  }

  .eduItem {
    grid-template-columns: 1fr;
    justify-items: center;
    gap: 10px;
  }

  .eduItem__connector {
    width: 2px;
    height: 18px;
    margin: 0;
    background: color-mix(in oklab, var(--text) 12%, transparent);
    border-radius: 999px;
  }

  .eduItem__marker {
    margin: 0;
  }

  .eduItem__card {
    width: min(560px, 100%);
  }
}

/* Layout */
.container {
  width: min(1120px, calc(100% - 2 * 18px));
  margin-inline: auto;
}

.section {
  padding: clamp(64px, 7vw, 96px) 0;
  position: relative;
}

.section__head {
  margin-bottom: 26px;
}

.section__title {
  margin: 0;
  font-size: clamp(26px, 3vw, 34px);
  letter-spacing: -0.02em;
}

.section__subtitle {
  margin: 10px 0 0;
  color: var(--muted);
  max-width: 62ch;
}

.muted {
  color: var(--muted);
}

.accent {
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* Glass cards */
.glass {
  background: var(--panel);
  border: 1px solid var(--border);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
}

.card {
  border-radius: var(--r2);
  box-shadow: var(--shadow);
}

/* Loader */
.loader {
  position: fixed;
  inset: 0;
  display: grid;
  place-items: center;
  background: color-mix(in oklab, var(--bg) 80%, #000 0%);
  z-index: 9999;
  transition: opacity 420ms var(--ease), visibility 420ms var(--ease);
}

.loader.is-hidden {
  opacity: 0;
  visibility: hidden;
}

.loader__card {
  width: min(320px, calc(100% - 36px));
  padding: 22px;
  border-radius: 18px;
  border: 1px solid var(--border);
  background: var(--panel);
  backdrop-filter: blur(12px);
  box-shadow: var(--shadow2);
  display: grid;
  gap: 12px;
  justify-items: center;
}

.loader__spinner {
  width: 46px;
  height: 46px;
  border-radius: 999px;
  border: 3px solid color-mix(in oklab, var(--text) 18%, transparent);
  border-top-color: var(--accent);
  animation: spin 900ms linear infinite;
}

.loader__text {
  color: var(--muted);
  font-weight: 600;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

/* Header / Nav */
.site-header {
  position: sticky;
  top: 0;
  z-index: 120;
  padding: 10px 0;
  transition: transform 260ms var(--ease);
}

.site-header.is-hidden {
  transform: translateY(-110%);
}

.nav {
  width: min(1120px, calc(100% - 2 * 18px));
  margin-inline: auto;
  display: grid;
  grid-template-columns: 1fr auto;
  align-items: center;
  gap: 10px;
  position: relative;

  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 8px;
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: 0 10px 30px rgba(0,0,0,0.06);
}

.nav__right {
  display: inline-flex;
  align-items: center;
  justify-content: flex-end;
  gap: 10px;
}

.nav__brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 6px 8px;
  border-radius: 14px;
  min-width: 0;
  transition: background var(--dur) var(--ease);
}

.nav__brand:hover {
  background: color-mix(in oklab, var(--panelSolid) 76%, transparent);
}

.nav__controls {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  justify-self: end;
}

.nav__logo {
  width: 32px;
  height: 32px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  color: #fff;
  font-weight: 800;
  letter-spacing: -0.02em;
}

.nav__logoImg {
  width: 32px;
  height: 32px;
  border-radius: 12px;
  object-fit: cover;
  border: 1px solid var(--border);
  background: var(--panelSolid);
}

.nav__name {
  font-weight: 700;
  letter-spacing: -0.01em;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.nav__toggle {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--panelSolid);
  border-radius: 14px;
  width: 40px;
  height: 40px;
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: transform var(--dur) var(--ease);
}

.nav__toggle:hover {
  transform: translateY(-1px);
}

.nav__toggleLines {
  width: 18px;
  height: 12px;
  background:
    linear-gradient(var(--text), var(--text)) 0 0 / 100% 2px,
    linear-gradient(var(--text), var(--text)) 0 50% / 100% 2px,
    linear-gradient(var(--text), var(--text)) 0 100% / 100% 2px;
  background-repeat: no-repeat;
  opacity: 0.88;
}

.nav__links {
  position: absolute;
  left: 0;
  right: 0;
  top: calc(100% + 10px);
  background: var(--panel);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 12px;
  display: grid;
  gap: 6px;
  box-shadow: var(--shadow2);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);

  transform-origin: top;
  transform: scale(0.98);
  opacity: 0;
  visibility: hidden;
  transition: transform var(--dur) var(--ease), opacity var(--dur) var(--ease), visibility var(--dur) var(--ease);
}

.nav__links.is-open {
  transform: scale(1);
  opacity: 1;
  visibility: visible;
}

.nav__link {
  padding: 10px 12px;
  border-radius: 14px;
  color: var(--muted);
  font-weight: 600;
  transition: background var(--dur) var(--ease), color var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.nav__link:hover {
  background: color-mix(in oklab, var(--panelSolid) 76%, transparent);
  transform: translateY(-1px);
  color: var(--text);
}

.nav__link.is-active {
  color: var(--text);
  background: color-mix(in oklab, var(--panelSolid) 88%, transparent);
  border: 1px solid var(--border);
}

.nav__actions {
  display: flex;
  gap: 10px;
  padding-top: 6px;
}

.icon-btn {
  border: 1px solid var(--border);
  background: var(--panelSolid);
  border-radius: 14px;
  height: 40px;
  width: 40px;
  display: grid;
  place-items: center;
  cursor: pointer;
  position: relative;
  overflow: hidden;
}

.icon-btn:active {
  transform: translateY(1px);
}

.icon {
  display: block;
}

.icon--moon {
  display: none;
}

:root[data-theme="dark"] .icon--sun {
  display: none;
}

:root[data-theme="dark"] .icon--moon {
  display: block;
}

/* Desktop nav */
@media (min-width: 900px) {
  .nav {
    grid-template-columns: auto 1fr;
    align-items: center;
  }

  .nav__toggle {
    display: none;
  }

  .nav__right {
    justify-self: end;
    gap: 12px;
  }

  .nav__links {
    position: static;
    transform: none;
    opacity: 1;
    visibility: visible;
    background: color-mix(in oklab, var(--panelSolid) 82%, transparent);
    border: 1px solid var(--border);
    box-shadow: none;
    padding: 6px;
    border-radius: 999px;
    display: flex;
    align-items: center;
    justify-content: flex-end;
    gap: 4px;
  }

  .nav__link {
    padding: 10px 14px;
    border-radius: 999px;
  }

  .nav__actions {
    padding-top: 0;
    margin-left: 10px;
  }
}

/* Hero */
.hero {
  padding-top: calc(20px + var(--headerH));
  overflow: clip;
  position: relative;
}

.hero__grid {
  display: grid;
  gap: 22px;
}

/* Mobile-first: show portrait first */
.hero__card {
  order: -1;
}


.hero__badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--panelSolid) 78%, transparent);
  color: var(--muted);
  font-weight: 800;
  width: fit-content;
}

.hero__name {
  margin: 14px 0 0;
  font-size: clamp(32px, 5vw, 64px);
  line-height: 1.08;
  letter-spacing: -0.04em;
  background: linear-gradient(90deg, var(--accent2), var(--accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero__subtitle {
  margin: 14px 0 0;
  color: var(--muted);
  font-size: clamp(0.95rem, 2.5vw, 1.05rem);
}

.type {
  display: inline-flex;
  align-items: baseline;
  gap: 10px;
}

.type__label {
  color: var(--muted);
  font-weight: 600;
}

.type__value {
  font-weight: 800;
  letter-spacing: -0.01em;
}

.type__caret {
  width: 10px;
  height: 18px;
  border-radius: 3px;
  background: linear-gradient(180deg, var(--accent), var(--accent2));
  display: inline-block;
  transform: translateY(2px);
  animation: caret 900ms steps(1) infinite;
}

@keyframes caret {
  0%, 49% { opacity: 1; }
  50%, 100% { opacity: 0; }
}

.hero__cta {
  display: flex;
  flex-wrap: nowrap;
  gap: 12px;
  margin-top: 18px;
  overflow-x: auto;
}

.hero__details {
  display: grid;
  gap: 10px;
  margin-top: 14px;
}

.hero__detail {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-weight: 750;
  padding: 8px 10px;
  border-radius: 14px;
  border: 1px solid transparent;
  width: fit-content;
}

.hero__detail:hover {
  color: var(--text);
  border-color: var(--border);
  background: var(--panel);
}

.hero__detail img {
  opacity: 0.9;
}

.hero__social {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  justify-content: center;
}

.social-btn {
  width: 44px;
  height: 44px;
  display: grid;
  place-items: center;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--panelSolid) 70%, transparent);
  color: var(--muted);
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), color var(--dur) var(--ease);
}

.social-btn:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow2);
  color: var(--text);
}

.btn {
  appearance: none;
  border: 1px solid var(--border);
  background: var(--panelSolid);
  color: var(--text);
  padding: 12px 14px;
  border-radius: 16px;
  font-weight: 700;
  letter-spacing: -0.01em;
  cursor: pointer;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  position: relative;
  overflow: hidden;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), background var(--dur) var(--ease);
  min-height: 44px;
}

.btn:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 22px rgba(0,0,0,0.10);
}

.btn:active {
  transform: translateY(1px);
}

.btn--primary {
  border: 1px solid rgba(139, 92, 246, 0.35);
  background: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
  color: #fff;
}

.btn--ghost {
  background: transparent;
}

.btn--small {
  padding: 10px 12px;
  border-radius: 14px;
  font-weight: 700;
}

.btn--full {
  width: 100%;
}

/* Ripple */
.ripple {
  position: absolute;
  border-radius: 999px;
  transform: translate(-50%, -50%);
  pointer-events: none;
  width: 18px;
  height: 18px;
  opacity: 0.45;
  background: color-mix(in oklab, #fff 40%, var(--accent) 60%);
  animation: ripple 620ms var(--ease) forwards;
}

@keyframes ripple {
  to {
    width: 240px;
    height: 240px;
    opacity: 0;
  }
}

.hero__meta {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-top: 18px;
}

.pill {
  font-weight: 600;
  color: var(--muted);
  background: var(--panel);
  border: 1px solid var(--border);
  padding: 8px 10px;
  border-radius: 999px;
}


.hero-portrait {
  position: relative;
  width: min(440px, 100%);
  margin-inline: auto;
  padding: 18px;
}

.hero-portrait__shape {
  position: absolute;
  inset: 18px;
  border-radius: 999px 999px 40px 40px;
  background:
    radial-gradient(650px 360px at 40% 20%, rgba(59,130,246,0.28), transparent 60%),
    radial-gradient(560px 320px at 80% 30%, rgba(139,92,246,0.22), transparent 62%),
    color-mix(in oklab, var(--panelSolid) 70%, transparent);
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.hero-portrait__img {
  position: relative;
  width: 100%;
  height: auto;
  max-height: 560px;
  object-fit: cover;
  border-radius: 999px 999px 40px 40px;
  box-shadow: var(--shadow2);
  transform: translateY(0);
  transition: transform 320ms var(--ease);
}

.hero-portrait:hover .hero-portrait__img {
  transform: translateY(-2px);
}

.hero-portrait__dot {
  position: absolute;
  width: 56px;
  height: 56px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow2);
}

.hero-portrait__dot--a {
  left: 6px;
  top: 30px;
  background: color-mix(in oklab, var(--accent) 35%, var(--panel));
}

.hero-portrait__dot--b {
  right: 0px;
  top: 80px;
  background: color-mix(in oklab, var(--accent2) 35%, var(--panel));
}

.hero-portrait__dot--c {
  right: 18px;
  bottom: 8px;
  background: color-mix(in oklab, var(--text) 8%, var(--panel));
}

.hero__scroll {
  position: absolute;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%);
  z-index: 2;
}

.scroll-indicator {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--muted);
  font-weight: 700;
  padding: 10px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--panel);
}

.scroll-indicator__dot {
  width: 10px;
  height: 10px;
  border-radius: 999px;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  animation: bob 1200ms var(--ease) infinite;
}

@keyframes bob {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-3px); }
}

@media (min-width: 900px) {
  .hero__grid {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: center;
  }

  .hero__card {
    order: 0;
  }
}

/* Background ornaments */
.bg-ornaments {
  position: absolute;
  inset: -10px 0 auto;
  height: 720px;
  pointer-events: none;
}

.orb {
  position: absolute;
  width: 340px;
  height: 340px;
  border-radius: 999px;
  filter: blur(40px);
  opacity: 0.42;
  animation: drift 12s var(--ease) infinite;
}

.orb--a {
  left: -80px;
  top: 40px;
  background: radial-gradient(circle at 30% 30%, rgba(59,130,246,0.75), transparent 55%);
}

.orb--b {
  right: -120px;
  top: 120px;
  background: radial-gradient(circle at 60% 40%, rgba(139,92,246,0.65), transparent 55%);
  animation-duration: 14s;
}

@keyframes drift {
  0% { transform: translate3d(0,0,0) scale(1); }
  50% { transform: translate3d(10px,-14px,0) scale(1.05); }
  100% { transform: translate3d(0,0,0) scale(1); }
}

.grid {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(to right, rgba(255,255,255,0.06) 1px, transparent 1px) 0 0 / 72px 72px,
    linear-gradient(to bottom, rgba(255,255,255,0.04) 1px, transparent 1px) 0 0 / 72px 72px;
  mask-image: radial-gradient(circle at 40% 20%, rgba(0,0,0,0.85), transparent 58%);
  opacity: 0.55;
}

:root:not([data-theme="dark"]) .grid {
  background:
    linear-gradient(to right, rgba(11,18,32,0.08) 1px, transparent 1px) 0 0 / 72px 72px,
    linear-gradient(to bottom, rgba(11,18,32,0.06) 1px, transparent 1px) 0 0 / 72px 72px;
}

/* About */

.aboutV2 {
  position: relative;
}

.aboutV2__head {
  text-align: center;
  max-width: 86ch;
  margin-inline: auto;
}

.aboutV2__title {
  margin: 0;
  font-size: clamp(30px, 3.6vw, 44px);
  letter-spacing: -0.03em;
  font-style: italic;
}

.aboutV2__divider {
  margin: 14px auto 0;
  display: inline-flex;
  align-items: center;
  gap: 10px;
}

.aboutV2__line {
  width: 64px;
  height: 1px;
  background: color-mix(in oklab, var(--text) 12%, transparent);
}

.aboutV2__dot {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--accent) 70%, var(--accent2));
  opacity: 0.9;
}

.aboutV2__lead {
  margin: 16px 0 0;
  color: var(--muted);
  font-weight: 650;
  line-height: 1.7;
  max-width: none;
  display: grid;
  gap: 14px;
}

.aboutV2__lead p {
  margin: 0;
  text-align: justify;
  text-justify: inter-word;
  hyphens: auto;
  overflow-wrap: anywhere;
}

.aboutV2__grid {
  margin-top: 22px;
  display: grid;
  gap: 16px;
  align-items: start;
}

.aboutV2__profile {
  padding: 14px;
  position: relative;
  overflow: hidden;
}

.aboutV2__profile::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(600px 240px at 50% 0%, rgba(59, 130, 246, 0.18), transparent 55%);
  opacity: 0.45;
  pointer-events: none;
}

.aboutV2__photo {
  position: relative;
  z-index: 1;
  border-radius: 18px;
  overflow: hidden;
  border: 2px solid color-mix(in oklab, var(--text) 10%, transparent);
}

.aboutV2__photo img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: cover;
}

.aboutV2__caption {
  position: relative;
  z-index: 1;
  margin: 12px 0 0;
  color: var(--muted);
  font-weight: 650;
  line-height: 1.6;
}

.aboutV2__captionDots {
  display: inline-flex;
  gap: 6px;
  vertical-align: middle;
  margin-right: 8px;
}

.aboutV2__captionDots span {
  width: 7px;
  height: 7px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--accent) 70%, var(--accent2));
}

.aboutV2__cards {
  display: grid;
  gap: 14px;
}

.aboutV2__card {
  padding: 16px;
  position: relative;
  overflow: hidden;
}

.aboutV2__card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(520px 220px at 100% 0%, rgba(139, 92, 246, 0.16), transparent 60%);
  opacity: 0.35;
  pointer-events: none;
}

.aboutV2__cardTop {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 10px;
}

.aboutV2__icon {
  width: 38px;
  height: 38px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--panelSolid) 90%, transparent);
}

.aboutV2__icon--a { background: color-mix(in oklab, var(--accent) 18%, var(--panelSolid)); }
.aboutV2__icon--b { background: color-mix(in oklab, var(--accent2) 18%, var(--panelSolid)); }
.aboutV2__icon--c { background: color-mix(in oklab, var(--accent) 10%, var(--accent2) 10%, var(--panelSolid)); }
.aboutV2__icon--d { background: color-mix(in oklab, var(--text) 6%, var(--panelSolid)); }

.aboutV2__cardTitle {
  margin: 0;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.aboutV2__list {
  position: relative;
  z-index: 1;
  margin: 12px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 650;
}

@media (min-width: 900px) {
  .aboutV2__grid {
    grid-template-columns: 320px 1fr;
    gap: 16px;
  }

  .aboutV2__cards {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
}

/* Personal Details */
.personalDetails {
  padding: 16px;
}

.personalDetails__grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 12px;
}

.personalDetails__item {
  padding: 12px 12px;
  display: flex;
  gap: 8px;
  align-items: baseline;
  justify-content: space-between;
  border: 1px solid var(--border);
  border-radius: 16px;
  background: color-mix(in oklab, var(--panelSolid) 60%, transparent);
}

.personalDetails__item strong {
  font-weight: 950;
  letter-spacing: -0.01em;
  color: var(--text);
  white-space: nowrap;
}

.personalDetails__item span {
  color: var(--muted);
  font-weight: 750;
  min-width: 0;
  text-align: right;
  white-space: nowrap;
}

.personalDetails__item--wrap {
  align-items: flex-start;
}

.personalDetails__item--wrap span {
  white-space: normal;
  text-align: left;
}

@media (max-width: 420px) {
  .personalDetails__item {
    flex-direction: column;
    align-items: flex-start;
    gap: 6px;
  }

  .personalDetails__item strong {
    white-space: normal;
  }
}

.aboutMe {
  position: relative;
}

.aboutMe__intro {
  max-width: 1120px;
  margin-inline: auto;
  text-align: center;
}

.aboutMe__title {
  margin: 0;
  font-size: clamp(30px, 3.6vw, 44px);
  letter-spacing: -0.03em;
  font-style: italic;
}

.aboutMe__text {
  margin: 18px auto 0;
  color: var(--muted);
  font-weight: 650;
  line-height: 1.75;
  max-width: 78ch;
  display: grid;
  gap: 18px;
}

.aboutMe__text p {
  margin: 0;
}

.aboutMe__layout {
  margin-top: 18px;
  display: grid;
  gap: 18px;
  align-items: start;
}

.aboutMe__photo {
  border: 4px solid var(--text);
  border-radius: 4px;
  background: var(--panelSolid);
  overflow: hidden;
}

.aboutMe__photoImg {
  width: 100%;
  height: auto;
  object-fit: cover;
}

.aboutMe__tiles {
  display: grid;
  gap: 14px;
}

.aboutMe__tile {
  border: 4px solid var(--text);
  border-radius: 4px;
  background: var(--panelSolid);
  padding: 14px;
  box-shadow: none;
}

.aboutMe__tile p {
  margin: 0;
  color: var(--text);
  font-weight: 650;
  line-height: 1.55;
}

@media (min-width: 900px) {
  .aboutMe__layout {
    grid-template-columns: 320px 1fr;
    gap: 18px;
  }

  .aboutMe__tiles {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }
}

.aboutCard {
  padding: 16px;
}

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

.aboutCard__icon {
  width: 40px;
  height: 40px;
  border-radius: 12px;
  display: grid;
  place-items: center;
  border: 1px solid var(--border);
  color: var(--text);
}

.aboutCard__icon--a {
  background: color-mix(in oklab, var(--accent) 22%, var(--panelSolid));
}

.aboutCard__icon--b {
  background: color-mix(in oklab, var(--accent2) 22%, var(--panelSolid));
}

.aboutCard__icon--c {
  background: color-mix(in oklab, var(--accent) 14%, var(--accent2) 14%, var(--panelSolid));
}

.aboutCard__icon--d {
  background: color-mix(in oklab, var(--text) 8%, var(--panelSolid));
}

.aboutCard__title {
  margin: 0;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.aboutCard__list {
  margin: 12px 0 0;
  padding-left: 18px;
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 650;
}

@media (min-width: 900px) {
  .aboutMe__cards {
    grid-template-columns: 1fr 1fr;
    gap: 16px;
  }
}

/* Skills */
.skills {
  display: grid;
  gap: 12px;
}

.skill {
  padding: 16px;
}

.skill__title {
  margin: 0 0 12px;
  font-size: 1.05rem;
  letter-spacing: -0.01em;
}

.skill__row {
  display: grid;
  grid-template-columns: 110px 1fr 50px;
  align-items: center;
  gap: 10px;
  padding: 10px 0;
}

.skill__name {
  color: var(--muted);
  font-weight: 700;
}

.skill__bar {
  height: 10px;
  border-radius: 999px;
  background: color-mix(in oklab, var(--text) 10%, transparent);
  overflow: hidden;
  border: 1px solid var(--border);
}

.skill__bar > span {
  display: block;
  height: 100%;
  width: 0%;
  border-radius: 999px;
  background: linear-gradient(90deg, var(--accent), var(--accent2));
  transition: width 900ms var(--ease);
  width: var(--p);
}

.skill__pct {
  font-weight: 800;
  color: var(--muted);
  text-align: right;
}

@media (min-width: 900px) {
  .skills {
    grid-template-columns: repeat(2, 1fr);
  }
}

/* Projects */
.filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  margin-bottom: 16px;
}

.filter {
  border: 1px solid var(--border);
  background: var(--panel);
  border-radius: 999px;
  padding: 10px 12px;
  font-weight: 800;
  color: var(--muted);
  cursor: pointer;
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), color var(--dur) var(--ease);
}

.filter:hover {
  transform: translateY(-1px);
  color: var(--text);
}

.filter.is-active {
  background: color-mix(in oklab, var(--panelSolid) 82%, transparent);
  color: var(--text);
}

.projects {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}

.project {
  border-radius: var(--r3);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--panel);
  box-shadow: var(--shadow);
  transform: translateY(0);
  transition: transform 280ms var(--ease), box-shadow 280ms var(--ease), opacity 240ms var(--ease);
}

.project.is-hidden {
  display: none;
  opacity: 0;
  pointer-events: none;
}

.project__more-wrap {
  margin-top: 20px;
  text-align: center;
}

#showMoreProjects {
  min-width: 200px;
}

.more-wrap {
  margin-top: 32px;
  text-align: right;
}

.more-wrap .btn {
  min-width: 200px;
  background: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
  color: #fff !important;
  border: 1px solid rgba(139, 92, 246, 0.35);
  font-weight: 550;
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease);
}

.more-wrap .btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(139, 92, 246, 0.25);
  background: linear-gradient(135deg, #340249 0%, #015591 100%);
}

.more-wrap .btn:active {
  transform: translateY(0);
}

.project:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow2);
}

.project__media {
  position: relative;
}

.project__media img {
  width: 100%;
  height: 210px;
  object-fit: cover;
}

.project__overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(600px 240px at 40% 0%, rgba(59,130,246,0.22), transparent 65%),
              radial-gradient(500px 240px at 80% 10%, rgba(139,92,246,0.18), transparent 68%);
  opacity: 0;
  transition: opacity 260ms var(--ease);
}

.project:hover .project__overlay {
  opacity: 1;
}

.project__body {
  padding: 14px;
}

.project__title {
  margin: 0;
  letter-spacing: -0.02em;
}

.project__desc {
  margin: 8px 0 0;
  color: var(--muted);
  font-weight: 600;
}

.badges {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 12px;
}

.badge {
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--panelSolid) 62%, transparent);
  padding: 6px 10px;
  border-radius: 999px;
  color: var(--muted);
  font-weight: 800;
  font-size: 0.86rem;
}

.project__actions {
  display: flex;
  gap: 10px;
  margin-top: 14px;
  flex-wrap: wrap;
}

.project__actions .btn {
  flex: 1 1 160px;
}

@media (min-width: 900px) {
  .projects {
    grid-template-columns: repeat(2, 1fr);
  }

  .project__media img {
    height: 220px;
  }
}

/* Timeline */
.timeline {
  display: grid;
  gap: 12px;
  position: relative;
  isolation: isolate;
  --progress: 0;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 14px;
  top: 0;
  bottom: 0;
  width: 2px;
  background: color-mix(in oklab, var(--text) 12%, transparent);
  z-index: 0;
}

.timeline::after {
  content: "";
  position: absolute;
  left: 14px;
  top: 0;
  width: 2px;
  height: calc(var(--progress) * 100%);
  background: linear-gradient(180deg, var(--accent), var(--accent2));
  box-shadow: 0 16px 24px color-mix(in oklab, var(--accent) 16%, transparent);
  z-index: 0;
}

.timeline__item {
  position: relative;
  padding-left: 44px;
  z-index: 1;
}

.timeline__dot {
  position: absolute;
  left: 8px;
  top: 22px;
  width: 48px;
  height: 48px;
  border-radius: 999px;
  display: grid;
  place-items: center;
  color: var(--accent);
  background: color-mix(in oklab, var(--panelSolid) 92%, transparent);
  border: 1px solid color-mix(in oklab, var(--text) 12%, transparent);
  box-shadow: 0 0 0 5px color-mix(in oklab, var(--panelSolid) 78%, transparent), var(--shadow2);
}

.timeline__item.is-active .timeline__dot {
  box-shadow: 0 0 0 5px color-mix(in oklab, var(--panelSolid) 78%, transparent), 0 18px 40px color-mix(in oklab, var(--accent) 18%, transparent);
}

.timeline__item.is-active .timeline__dot::after {
  content: "";
  position: absolute;
  inset: -6px;
  border-radius: 999px;
  border: 2px solid color-mix(in oklab, var(--accent) 40%, transparent);
  opacity: 0;
  animation: expPulse 1200ms var(--ease) 1;
}

@keyframes expPulse {
  0% { transform: scale(0.95); opacity: 0.0; }
  20% { opacity: 0.6; }
  100% { transform: scale(1.12); opacity: 0.0; }
}

.timeline__card {
  padding: 16px;
}

.timeline__top {
  display: flex;
  align-items: baseline;
  justify-content: space-between;
  gap: 12px;
}

.timeline__title {
  margin: 0;
  letter-spacing: -0.02em;
}

.timeline__meta {
  color: var(--muted);
  font-weight: 800;
  font-size: 0.92rem;
}

.timeline__text {
  margin: 8px 0 0;
  color: var(--muted);
  z-index: 2;
  font-weight: 600;
}

.timeline__list {
  margin: 10px 0 0;
  padding: 0;
  list-style: none;
  display: grid;
  gap: 8px;
  color: var(--muted);
  font-weight: 650;
}

.timeline__list li {
  display: grid;
  grid-template-columns: 12px 1fr;
  gap: 10px;
  align-items: start;
}

.timeline__list li::before {
  content: "";
  width: 8px;
  height: 8px;
  border-radius: 999px;
  margin-top: 0.55em;
  background: color-mix(in oklab, var(--accent) 60%, var(--accent2));
}

@media (max-width: 720px) {
  .timeline::before,
  .timeline::after {
    left: 50%;
    transform: translateX(-50%);
  }

  .timeline__item {
    padding-left: 0;
    padding-top: 64px;
  }

  .timeline__dot {
    left: 50%;
    transform: translateX(-50%);
    top: 10px;
  }
}

/* Contact */
.contact {
  display: grid;
  gap: 12px;
}

.contact__form {
  padding: 16px;
}

.field {
  display: grid;
  gap: 8px;
  margin-bottom: 12px;
}

.field--float {
  position: relative;
  gap: 0;
}

.field--float .field__label {
  position: absolute;
  left: 14px;
  top: 14px;
  font-weight: 850;
  letter-spacing: -0.01em;
  color: color-mix(in oklab, var(--muted) 88%, transparent);
  pointer-events: none;
  transform-origin: left top;
  transition: transform 180ms var(--ease), color 180ms var(--ease), top 180ms var(--ease);
}

.field__input {
  border: 1px solid var(--border);
  background: var(--panelSolid);
  color: var(--text);
  border-radius: 16px;
  padding: 22px 12px 12px;
  font: inherit;
  font-weight: 650;
  transition: border-color var(--dur) var(--ease), box-shadow var(--dur) var(--ease), transform var(--dur) var(--ease);
}

.field__input::placeholder {
  color: color-mix(in oklab, var(--muted) 70%, transparent);
}

.field--float .field__input::placeholder {
  color: transparent;
}

.field--float .field__input:focus {
  border-color: color-mix(in oklab, var(--accent) 55%, var(--border));
  box-shadow:
    0 0 0 4px color-mix(in oklab, var(--accent) 16%, transparent),
    0 14px 36px color-mix(in oklab, var(--accent2) 12%, transparent);
}

.field--float .field__input:focus + .field__label,
.field--float .field__input:not(:placeholder-shown) + .field__label {
  top: 10px;
  transform: translateY(-8px) scale(0.9);
  color: color-mix(in oklab, var(--accent) 60%, var(--text));
}

.field__input--textarea {
  resize: vertical;
  min-height: 140px;
  padding-top: 28px;
}

.field__input.is-invalid {
  border-color: color-mix(in oklab, #ef4444 70%, var(--border));
}

.field__error {
  min-height: 18px;
  color: color-mix(in oklab, #ef4444 86%, var(--text) 14%);
  font-weight: 700;
  font-size: 0.92rem;
}

.form-status {
  margin-top: 12px;
  padding: 12px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--panel);
  opacity: 0;
  transform: translateY(6px);
  transition: opacity 220ms var(--ease), transform 220ms var(--ease);
}

.form-status.is-visible {
  opacity: 1;
  transform: translateY(0);
}

.form-status.is-success {
  border-color: color-mix(in oklab, #22c55e 40%, var(--border));
}

.form-status.is-error {
  border-color: color-mix(in oklab, #ef4444 40%, var(--border));
}

.contact__aside .card {
  padding: 16px;
}

.contact__cards {
  display: grid;
  gap: 12px;
}

.contact__title {
  margin: 0;
}

.socials {
  display: grid;
  gap: 10px;
  margin-top: 12px;
}

.social {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 12px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--panelSolid) 62%, transparent);
  font-weight: 800;
  color: var(--muted);
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
}

.social:hover {
  transform: translateY(-1px);
  color: var(--text);
}

.social--copy {
  width: 100%;
  justify-content: space-between;
}

.social__left {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  min-width: 0;
}

.social__text {
  overflow: hidden;
  text-overflow: ellipsis;
  white-space: nowrap;
}

.contact__note {
  margin-top: 14px;
  display: grid;
  gap: 10px;
}

.note {
  border: 1px solid var(--border);
  border-radius: 16px;
  padding: 12px;
  background: var(--panel);
}

.note__title {
  font-weight: 900;
  letter-spacing: -0.01em;
}

.note__text {
  color: var(--muted);
  font-weight: 600;
  margin-top: 6px;
}

@media (min-width: 900px) {
  .contact {
    grid-template-columns: 1.2fr 0.8fr;
    align-items: start;
  }
}

/* Contact button loading/success */
.btn__spinner {
  width: 16px;
  height: 16px;
  border-radius: 999px;
  border: 2px solid color-mix(in oklab, #fff 55%, transparent);
  border-top-color: transparent;
  display: none;
  animation: spin 0.9s linear infinite;
}

.btn__check {
  display: none;
}

.btn.is-loading .btn__label {
  opacity: 0.85;
}

.btn.is-loading .btn__spinner {
  display: inline-block;
}

.btn.is-success .btn__check {
  display: inline-flex;
}

.btn.is-success .btn__spinner {
  display: none;
}

.btn:disabled,
.btn[aria-disabled="true"] {
  opacity: 0.7;
  cursor: not-allowed;
  transform: none !important;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* Toast */
.toast {
  position: fixed;
  left: 50%;
  bottom: 18px;
  transform: translateX(-50%) translateY(14px);
  width: min(520px, calc(100% - 24px));
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  padding: 12px 14px;
  border-radius: 16px;
  border: 1px solid color-mix(in oklab, var(--accent) 35%, var(--border));
  background: color-mix(in oklab, var(--panelSolid) 70%, transparent);
  backdrop-filter: blur(10px);
  box-shadow: 0 18px 40px color-mix(in oklab, #000 16%, transparent);
  opacity: 0;
  pointer-events: none;
  transition: opacity 200ms var(--ease), transform 200ms var(--ease);
  z-index: 60;
}

.toast.is-visible {
  opacity: 1;
  transform: translateX(-50%) translateY(0);
  pointer-events: auto;
}

.toast__content {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: var(--text);
  font-weight: 800;
}

.toast__icon {
  width: 28px;
  height: 28px;
  border-radius: 10px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, color-mix(in oklab, var(--accent) 85%, #fff 15%), color-mix(in oklab, var(--accent2) 75%, #fff 25%));
  color: #fff;
}

.toast__close {
  width: 34px;
  height: 34px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--panelSolid) 60%, transparent);
  color: var(--text);
  font: inherit;
  font-size: 20px;
  line-height: 1;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: transform var(--dur) var(--ease);
}

.toast__close:hover {
  transform: translateY(-1px);
}

@media (prefers-reduced-motion: reduce) {
  .toast,
  .field--float .field__label,
  .field__input,
  .btn__spinner {
    transition: none !important;
    animation: none !important;
  }
}

/* Experience extras */
.timeline__card {
  transition: transform var(--dur) var(--ease), box-shadow var(--dur) var(--ease), border-color var(--dur) var(--ease);
}

.timeline__card:hover {
  transform: translateY(-2px);
  border-color: color-mix(in oklab, var(--accent) 35%, var(--border));
  box-shadow: 0 20px 45px color-mix(in oklab, var(--accent2) 14%, transparent);
}

.timeline__company {
  display: flex;
  align-items: center;
  gap: 10px;
}

.companyBadge {
  width: 34px;
  height: 34px;
  border-radius: 12px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-weight: 950;
  letter-spacing: -0.03em;
  color: #fff;
  background: linear-gradient(135deg, var(--accent), var(--accent2));
  box-shadow: 0 18px 30px color-mix(in oklab, var(--accent) 20%, transparent);
}

.timeline__actions {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

/* Footer */
.footer {
  padding: 24px 0 36px;
  background: color-mix(in oklab, var(--panelSolid) 88%, #000 12%);
}

.footer__wrap {
  border-top: 1px solid color-mix(in oklab, var(--border) 80%, #000 20%);
  padding-top: 16px;
  position: relative;
}

.footer__wrap::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  top: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, color-mix(in oklab, var(--accent) 55%, transparent), color-mix(in oklab, var(--accent2) 55%, transparent), transparent);
  opacity: 0.75;
}

.footer__grid {
  display: grid;
  gap: 12px;
  align-items: start;
  padding-top: 12px;
}

.footer__col {
  padding: 16px;
  border-radius: 16px;
  border: 1px solid color-mix(in oklab, var(--border) 85%, transparent);
  background: color-mix(in oklab, var(--panel) 92%, transparent);
}

.footer__col--brand {
  display: grid;
  align-content: start;
}

.footer__brand {
  font-weight: 900;
  letter-spacing: -0.02em;
  font-size: clamp(1.1rem, 2.5vw, 1.25rem);
}

.footer__desc {
  margin: 10px 0 0;
  color: var(--muted);
  font-weight: 650;
  line-height: 1.6;
  max-width: 52ch;
  font-size: clamp(0.9rem, 2vw, 0.95rem);
}

.footer__cta {
  margin-top: 12px;
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
}

.footer__title {
  font-weight: 950;
  letter-spacing: -0.02em;
  font-size: clamp(0.95rem, 2vw, 1.05rem);
}

.footer__title--mt {
  margin-top: 14px;
}

.footer__links {
  margin-top: 10px;
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 10px;
}

/* Mobile tweaks */
@media (max-width: 420px) {
  :root {
    --headerH: 68px;
  }

  .container {
    width: min(1120px, calc(100% - 2 * 14px));
  }

  .nav {
    width: min(1120px, calc(100% - 2 * 14px));
  }

  .footer {
    padding: 20px 0 28px;
  }

  .footer__wrap {
    padding-top: 14px;
  }

  .footer__grid {
    gap: 10px;
    padding-top: 10px;
  }

  .footer__col {
    padding: 13px;
  }

  .footer__brand {
    font-size: 1rem;
  }

  .footer__desc {
    font-size: 0.82rem;
    line-height: 1.65;
    margin-top: 8px;
  }

  .footer__title {
    font-size: 0.88rem;
    margin-bottom: -2px;
  }

  .footer__links {
    grid-template-columns: 1fr;
    gap: 6px;
  }

  .footer__link,
  .footer__item {
    padding: 8px 9px;
    font-size: 0.8rem;
    font-weight: 700;
  }

  .footer__chip {
    padding: 6px 9px;
    font-size: 0.78rem;
    font-weight: 750;
  }

  .footer__stack {
    gap: 5px;
  }

  .footer__social {
    gap: 6px;
    margin-top: 7px;
  }

  .footer__title--mt {
    margin-top: 11px;
  }

  .footer__bottom {
    margin-top: 14px;
    padding-top: 12px;
  }

  .footer__meta,
  .footer__back {
    font-size: 0.78rem;
  }

  .footer__back {
    padding: 6px 10px;
  }

  .hero__name {
    font-size: clamp(28px, 8vw, 38px);
    line-height: 1.12;
  }

  .section__title {
    font-size: clamp(24px, 6vw, 32px);
  }

  .btn {
    padding: 11px 12px;
    font-size: 0.95rem;
  }

  .hero__badge {
    font-size: 0.85rem;
    padding: 7px 11px;
  }

  .hero__detail {
    font-size: 0.9rem;
  }

  .field__input {
    padding: 20px 11px 11px;
    font-size: 0.95rem;
  }

  .social {
    font-size: 0.9rem;
  }
}

.footer__stack {
  margin-top: 10px;
  display: grid;
  gap: 6px;
}

/* Medium mobile breakpoint */
@media (max-width: 640px) {
  .hero__grid {
    gap: 18px;
  }

  .hero__portrait {
    max-width: 380px;
  }

  .aboutV2__grid {
    gap: 14px;
  }

  .aboutV2__lead {
    font-size: 0.9rem;
    font-weight: 600;
  }

  .aboutV2__lead p {
    line-height: 1.6;
  }

  .projects {
    grid-template-columns: 1fr;
    gap: 14px;
  }

  .contact {
    gap: 14px;
  }

  .section {
    padding: clamp(48px, 7vw, 80px) 0;
  }

  .nav__name {
    font-size: 0.95rem;
  }

  .badge {
    font-size: 0.8rem;
    padding: 5px 9px;
  }

  .project__title {
    font-size: 1.05rem;
  }

  .timeline__title {
    font-size: 1rem;
  }

  .footer__col {
    padding: 14px;
  }

  .footer__grid {
    gap: 11px;
  }

  .footer__link,
  .footer__item {
    font-size: 0.9rem;
  }
}

.footer__item {
  color: var(--muted);
  font-weight: 750;
  padding: 8px 10px;
  border-radius: 14px;
  border: 1px solid transparent;
  background: color-mix(in oklab, var(--panelSolid) 42%, transparent);
}

.footer__item:hover {
  color: var(--text);
  border-color: var(--border);
  background: var(--panel);
}

.footer__meta {
  color: var(--muted);
  font-weight: 650;
  margin-top: 6px;
}


.footer__link {
  color: var(--muted);
  font-weight: 850;
  padding: 8px 10px;
  border-radius: 14px;
  border: 1px solid transparent;
  background: color-mix(in oklab, var(--panelSolid) 35%, transparent);
  transition: transform var(--dur) var(--ease), background var(--dur) var(--ease), border-color var(--dur) var(--ease), color var(--dur) var(--ease);
}

.footer__link:hover {
  color: var(--text);
  border-color: var(--border);
  background: var(--panel);
  transform: translateY(-1px);
}

.footer__social {
  margin-top: 8px;
  display: flex;
  gap: 7px;
  flex-wrap: wrap;
}

.footer__chip {
  color: var(--muted);
  font-weight: 850;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: color-mix(in oklab, var(--panelSolid) 55%, transparent);
  transition: transform var(--dur) var(--ease), color var(--dur) var(--ease);
}

.footer__chip:hover {
  transform: translateY(-1px);
  color: var(--text);
}

.footer__bottom {
  margin-top: 16px;
  padding-top: 14px;
  border-top: 1px solid color-mix(in oklab, var(--border) 80%, #000 20%);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 10px;
  flex-wrap: wrap;
}

#vistor-count{
  font-weight: 700;
  color: var(--muted);
}

@media (max-width: 520px) {
  .footer__bottom {
    justify-content: center;
    text-align: center;
  }
}

/* Tablet: two-column grid, brand spans full width */
@media (min-width: 720px) {
  .footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 14px;
  }

  .footer__col {
    padding: 15px;
  }

  .footer__col--brand {
    grid-column: 1 / -1;
  }

  .footer__links {
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 9px;
  }
}

.footer__back {
  color: var(--muted);
  font-weight: 850;
  padding: 8px 12px;
  border-radius: 999px;
  border: 1px solid transparent;
}

.footer__back:hover {
  color: var(--text);
  border-color: var(--border);
  background: var(--panel);
}

@media (min-width: 900px) {
  .footer {
    padding: 28px 0 42px;
  }

  .footer__grid {
    grid-template-columns: 1.3fr 0.85fr 0.85fr;
    gap: 16px;
  }

  .footer__col {
    padding: 17px;
  }

  .footer__col--brand {
    grid-column: auto;
  }

  .footer__links {
    grid-template-columns: 1fr;
    gap: 8px;
  }
}

/* Floating Social Media */
.floating-social {
  position: fixed;
  right: 16px;
  bottom: 72px;
  z-index: 999;
}

.floating-social__toggle {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 100%);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow2);
  color: #fff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform 280ms var(--ease), box-shadow 280ms var(--ease);
}

.floating-social__toggle:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 24px rgba(139, 92, 246, 0.3);
}

.floating-social__toggle:active {
  transform: scale(0.95);
}

.floating-social.is-open .floating-social__toggle {
  transform: rotate(180deg);
}

.floating-social__menu {
  position: absolute;
  bottom: 56px;
  right: 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
  opacity: 0;
  pointer-events: none;
  transition: opacity 280ms var(--ease);
}

.floating-social.is-open .floating-social__menu {
  opacity: 1;
  pointer-events: auto;
}

.floating-social__item {
  width: 46px;
  height: 46px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--panel);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow2);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  transition: transform 280ms var(--ease), box-shadow 280ms var(--ease), background 280ms var(--ease);
  opacity: 0;
  transform: translateY(10px) scale(0.8);
}

.floating-social.is-open .floating-social__item {
  animation: floatIn 320ms var(--ease) forwards;
  animation-delay: calc(var(--i) * 60ms);
}

.floating-social__item:hover {
  transform: translateY(-2px) scale(1.05);
  box-shadow: 0 12px 24px rgba(0, 0, 0, 0.15);
  background: var(--panelSolid);
}

@keyframes floatIn {
  to {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}

/* Back to top */
.backtop {
  position: fixed;
  right: 16px;
  bottom: 16px;
  width: 46px;
  height: 46px;
  border-radius: 16px;
  border: 1px solid var(--border);
  background: var(--panel);
  backdrop-filter: blur(10px);
  -webkit-backdrop-filter: blur(10px);
  box-shadow: var(--shadow2);
  color: var(--text);
  font-weight: 900;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;

  opacity: 0;
  transform: translateY(10px);
  pointer-events: none;
  transition: opacity 220ms var(--ease), transform 220ms var(--ease);
}

.backtop.is-visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

.backtop__progress {
  position: absolute;
  inset: 0;
  transform: rotate(-90deg);
  pointer-events: none;
}

.backtop__progress-bg {
  fill: none;
  stroke: var(--border);
  stroke-width: 2;
  opacity: 0.3;
}

.backtop__progress-fill {
  fill: none;
  stroke: url(#progressGradient);
  stroke-width: 2.5;
  stroke-dasharray: 125.6;
  stroke-dashoffset: 125.6;
  stroke-linecap: round;
  transition: stroke-dashoffset 100ms linear;
}

.backtop__icon {
  position: relative;
  z-index: 1;
}

/* Reveal animations */
.reveal {
  opacity: 0;
  transform: translateY(10px);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
  transition: opacity 620ms var(--ease), transform 620ms var(--ease);
}

.reveal[data-reveal="fade-up"] {
  transform: translateY(14px);
}

.reveal[data-reveal="fade"] {
  transform: none;
}

.reveal[data-reveal="slide"] {
  transform: translateX(-14px);
}

.reveal[data-reveal="scale"] {
  transform: scale(0.985);
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .orb,
  .loader__spinner,
  .type__caret,
  .scroll-indicator__dot {
    animation: none !important;
  }
  * {
    transition: none !important;
  }
}