/* ===========================================
   伊力达尔 — B端交互设计师作品集
   =========================================== */

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

:root {
  /* 基础色 */
  --bg:        #09090b;
  --bg-alt:    #0f0f12;
  --surface:   #16161a;
  --surface-2: #1e1e24;
  --border:    rgba(255,255,255,.06);
  --border-2:  rgba(255,255,255,.1);

  /* 文本 */
  --text:      #ebebef;
  --text-2:    #9494a0;
  --text-3:    #5a5a68;

  /* 强调 */
  --accent:    #a78bfa;
  --accent-2:  #7c3aed;

  /* 排版 */
  --font:   'Space Grotesk', 'Noto Sans SC', system-ui, sans-serif;
  --mono:   'JetBrains Mono', monospace;
  --ease:   cubic-bezier(.4,0,.2,1);
  --ease-out: cubic-bezier(.16,1,.3,1);
  --radius: 12px;
}

html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
  font-family: var(--font);
  background: var(--bg);
  color: var(--text);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
a { color: inherit; text-decoration: none; }
button,input,textarea,select { font: inherit; border: none; outline: none; background: none; color: inherit; }
img { display: block; max-width: 100%; }

.container { max-width: 1080px; margin: 0 auto; padding: 0 24px; }
.hide-mobile { display: inline; }

/* ======= HEADER ======= */
.header {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 0 32px;
  transition: background .4s var(--ease), backdrop-filter .4s;
}
.header.scrolled {
  background: rgba(9,9,11,.8);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
}
.header__inner {
  max-width: 1080px; margin: 0 auto;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.logo {
  font-size: 1.5rem; font-weight: 700; letter-spacing: -.04em;
}
.logo__dot { color: var(--accent); }

.nav { display: flex; gap: 32px; }
.nav__link {
  font-size: .85rem; font-weight: 500; color: var(--text-2);
  transition: color .3s;
  position: relative;
}
.nav__link::before {
  content: attr(data-index);
  font-family: var(--mono);
  font-size: .6rem;
  color: var(--text-3);
  position: absolute;
  top: -10px; left: 0;
  opacity: 0;
  transition: opacity .3s, transform .3s var(--ease);
  transform: translateY(4px);
}
.nav__link:hover { color: var(--text); }
.nav__link:hover::before { opacity: 1; transform: translateY(0); }
.nav__link--highlight {
  color: var(--accent) !important;
  border: 1px solid rgba(167,139,250,.3);
  padding: 4px 12px;
  border-radius: 6px;
  font-size: .78rem;
  transition: all .3s var(--ease);
}
.nav__link--highlight:hover {
  background: rgba(167,139,250,.1);
  border-color: var(--accent);
}

.menu-btn {
  display: none; width: 32px; height: 32px;
  position: relative; cursor: pointer;
}
.menu-btn span,
.menu-btn::before,
.menu-btn::after {
  content: '';
  position: absolute; left: 6px;
  width: 20px; height: 1.5px;
  background: var(--text);
  transition: .3s var(--ease);
}
.menu-btn::before { top: 10px; }
.menu-btn span { top: 15px; }
.menu-btn::after { top: 20px; }
.menu-btn.active::before { top: 15px; transform: rotate(45deg); }
.menu-btn.active span { opacity: 0; }
.menu-btn.active::after { top: 15px; transform: rotate(-45deg); }

/* 移动端覆盖层 */
.overlay {
  position: fixed; inset: 0; z-index: 99;
  background: rgba(9,9,11,.96);
  display: flex; align-items: center; justify-content: center;
  opacity: 0; pointer-events: none;
  transition: opacity .4s;
}
.overlay.open { opacity: 1; pointer-events: all; }
.overlay__nav { display: flex; flex-direction: column; gap: 28px; text-align: center; }
.overlay__link {
  font-size: 1.8rem; font-weight: 600; color: var(--text-2);
  transition: color .3s;
}
.overlay__link:hover { color: var(--accent); }

/* ======= HERO ======= */
.hero {
  min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  position: relative; overflow: hidden;
  padding: 100px 24px 60px;
}

#gridCanvas {
  position: absolute; inset: 0;
  width: 100%; height: 100%;
  pointer-events: none; z-index: 0;
}

.hero__glow {
  position: absolute;
  top: -30%; left: 50%; transform: translateX(-50%);
  width: 600px; height: 600px;
  background: radial-gradient(circle, rgba(124,58,237,.12) 0%, rgba(124,58,237,.04) 40%, transparent 70%);
  pointer-events: none; z-index: 0;
  animation: glow-pulse 6s ease-in-out infinite alternate;
}
@keyframes glow-pulse {
  0%   { opacity: .6; transform: translateX(-50%) scale(1); }
  100% { opacity: 1;  transform: translateX(-50%) scale(1.15); }
}

.hero__content {
  position: relative; z-index: 1;
  max-width: 720px;
}

.hero__label {
  display: inline-flex; align-items: center; gap: 10px;
  padding: 6px 16px 6px 10px;
  border: 1px solid var(--border-2);
  border-radius: 100px;
  font-size: .78rem; font-weight: 500; color: var(--text-2);
  margin-bottom: 28px;
}
.label-dot {
  width: 8px; height: 8px; border-radius: 50%;
  background: #22c55e;
  box-shadow: 0 0 8px rgba(34,197,94,.5);
  animation: pulse-dot 2s ease-in-out infinite;
}
@keyframes pulse-dot {
  0%,100% { box-shadow: 0 0 8px rgba(34,197,94,.4); }
  50%     { box-shadow: 0 0 16px rgba(34,197,94,.8); }
}

.hero__greeting {
  font-family: var(--mono);
  font-size: .9rem;
  color: var(--accent);
  letter-spacing: .02em;
  margin-bottom: 12px;
}

.hero__headline {
  font-size: clamp(2.6rem, 6vw, 4.2rem);
  font-weight: 700;
  line-height: 1.12;
  letter-spacing: -.03em;
  margin-bottom: 32px;
}
.hero__headline-accent {
  color: var(--accent);
}
.hero__headline-sub {
  background: linear-gradient(135deg, var(--accent) 0%, #c4b5fd 50%, var(--text) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero__cta { display: flex; gap: 12px; flex-wrap: wrap; }

/* Scroll indicator */
.hero__scroll {
  position: absolute; bottom: 28px; left: 50%;
  transform: translateX(-50%);
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  z-index: 1;
}
.hero__scroll span {
  font-family: var(--mono);
  font-size: .65rem;
  color: var(--text-3);
  letter-spacing: .2em;
}
.scroll-indicator__track {
  width: 1px; height: 40px;
  background: var(--border-2);
  border-radius: 1px;
  overflow: hidden;
}
.scroll-indicator__thumb {
  width: 100%; height: 12px;
  background: var(--accent);
  border-radius: 1px;
  animation: scroll-down 2s ease-in-out infinite;
}
@keyframes scroll-down {
  0%   { transform: translateY(-12px); }
  100% { transform: translateY(40px); }
}

/* ======= BUTTONS ======= */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px;
  border-radius: 8px;
  font-weight: 600; font-size: .88rem;
  background: var(--accent-2);
  color: #fff;
  transition: all .3s var(--ease);
  cursor: pointer;
  position: relative;
  overflow: hidden;
}
.btn:hover {
  background: var(--accent);
  transform: translateY(-1px);
  box-shadow: 0 8px 30px rgba(124,58,237,.3);
}
.btn svg { transition: transform .3s var(--ease); }
.btn:hover svg { transform: translate(2px, -2px); }

.btn--ghost {
  background: transparent;
  border: 1px solid var(--border-2);
  color: var(--text);
}
.btn--ghost:hover {
  background: var(--surface);
  border-color: var(--accent);
  color: var(--accent);
  box-shadow: none;
}

/* ======= SECTIONS ======= */
.section { padding: 120px 0; }
.section--alt { background: var(--bg-alt); }

.section__head { margin-bottom: 56px; }
.section__index {
  font-family: var(--mono);
  font-size: .75rem;
  color: var(--accent);
  display: block;
  margin-bottom: 8px;
}
.section__title {
  font-size: clamp(1.8rem, 3.5vw, 2.6rem);
  font-weight: 700;
  letter-spacing: -.03em;
  margin-bottom: 8px;
}
.section__sub {
  font-size: .95rem;
  color: var(--text-2);
}

/* ======= WORK ======= */
.work-group { margin-bottom: 64px; }
.work-group:last-child { margin-bottom: 0; }

.work-group__label {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .82rem; font-weight: 600; color: var(--text-2);
  margin-bottom: 24px;
  text-transform: uppercase;
  letter-spacing: .06em;
}
.company-dot {
  width: 10px; height: 10px; border-radius: 50%;
}
.company-dot--tc { background: #3b82f6; }
.company-dot--mi { background: #f97316; }

.work-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 20px;
}

.work-item {
  display: grid;
  grid-template-columns: 1fr 1fr;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  overflow: hidden;
  transition: border-color .4s, transform .4s var(--ease), box-shadow .4s;
}
.work-item:hover {
  border-color: var(--border-2);
  transform: translateY(-4px);
  box-shadow: 0 20px 60px rgba(0,0,0,.25);
}

.work-item__visual {
  padding: 32px;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(145deg, rgba(255,255,255,.02), rgba(255,255,255,.005));
  position: relative;
  overflow: hidden;
  min-height: 220px;
}
.work-item__visual::after {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(circle at 30% 40%, color-mix(in srgb, var(--accent) 8%, transparent), transparent 70%);
  pointer-events: none;
}

.work-item__info {
  padding: 32px;
  display: flex; flex-direction: column; justify-content: center;
}
.work-item__tags {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-bottom: 14px;
}
.work-item__tags span {
  font-family: var(--mono);
  font-size: .68rem;
  color: var(--accent);
  padding: 3px 10px;
  border: 1px solid rgba(167,139,250,.2);
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.work-item__title {
  font-size: 1.2rem;
  font-weight: 700;
  letter-spacing: -.02em;
  margin-bottom: 10px;
}
.work-item__desc {
  font-size: .88rem;
  color: var(--text-2);
  line-height: 1.7;
}

.work-item__link {
  display: block;
  text-decoration: none;
  color: inherit;
}
.work-item__more {
  display: inline-block;
  margin-top: 14px;
  font-size: .82rem;
  font-weight: 600;
  color: var(--accent);
  opacity: 0;
  transform: translateX(-8px);
  transition: opacity .3s var(--ease), transform .3s var(--ease);
}
.work-item:hover .work-item__more {
  opacity: 1;
  transform: translateX(0);
}
.work-item { cursor: pointer; }

/* ======= MOCKUPS ======= */
.mock {
  width: 100%;
  max-width: 280px;
  background: var(--bg);
  border: 1px solid var(--border-2);
  border-radius: 10px;
  overflow: hidden;
  position: relative;
  z-index: 1;
  transition: transform .5s var(--ease);
}
.work-item:hover .mock { transform: scale(1.03); }

.mock__bar {
  height: 28px;
  background: var(--surface);
  display: flex; align-items: center; gap: 5px;
  padding: 0 10px;
  border-bottom: 1px solid var(--border);
}
.mock__bar span {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--text-3);
  opacity: .5;
}
.mock__body { padding: 12px; }

/* Stream mockup */
.mock--stream .mock__video {
  width: 100%; height: 80px;
  background: linear-gradient(135deg, rgba(59,130,246,.15), rgba(59,130,246,.05));
  border-radius: 6px;
  margin-bottom: 8px;
  position: relative;
  overflow: hidden;
}
.mock--stream .mock__video::after {
  content: '▶';
  position: absolute; top: 50%; left: 50%;
  transform: translate(-50%,-50%);
  font-size: 1.2rem; color: rgba(255,255,255,.3);
}
.mock__controls { display: flex; flex-direction: column; gap: 6px; }
.mock__btn-row { display: flex; gap: 4px; }
.mock__btn-row span {
  width: 28px; height: 18px;
  background: var(--surface-2);
  border-radius: 4px;
}
.mock__timeline {
  height: 4px; background: var(--surface-2); border-radius: 2px;
  position: relative; overflow: hidden;
}
.mock__timeline::after {
  content: '';
  position: absolute; left: 0; top: 0;
  width: 40%; height: 100%;
  background: var(--accent);
  border-radius: 2px;
  animation: timeline-play 3s ease-in-out infinite;
}
@keyframes timeline-play {
  0%   { width: 20%; }
  50%  { width: 65%; }
  100% { width: 20%; }
}

/* Agent mockup */
.mock__chat {
  display: flex; flex-direction: column; gap: 8px;
  margin-bottom: 10px;
}
.mock__bubble {
  height: 14px; border-radius: 8px;
}
.mock__bubble--bot {
  width: 70%; background: var(--surface-2);
  align-self: flex-start;
}
.mock__bubble--user {
  width: 50%;
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  align-self: flex-end;
  opacity: .6;
}
.mock__bubble--typing {
  width: 40px; height: 20px;
  display: flex; align-items: center; justify-content: center; gap: 3px;
  background: var(--surface-2);
}
.mock__bubble--typing span {
  width: 4px; height: 4px; border-radius: 50%;
  background: var(--text-3);
  animation: typing-dots 1.2s infinite;
}
.mock__bubble--typing span:nth-child(2) { animation-delay: .2s; }
.mock__bubble--typing span:nth-child(3) { animation-delay: .4s; }
@keyframes typing-dots {
  0%,60%,100% { opacity: .3; transform: translateY(0); }
  30% { opacity: 1; transform: translateY(-3px); }
}
.mock__input-bar {
  height: 20px; background: var(--surface-2);
  border-radius: 6px;
}

/* Migrate mockup */
.mock__steps {
  display: flex; align-items: center; gap: 0;
  margin-bottom: 14px;
  justify-content: center;
}
.mock__step {
  width: 16px; height: 16px; border-radius: 50%;
  border: 2px solid var(--text-3);
  flex-shrink: 0;
}
.mock__step--done { background: var(--accent); border-color: var(--accent); }
.mock__step--active { border-color: var(--accent); box-shadow: 0 0 0 3px rgba(167,139,250,.2); }
.mock__step-line { width: 32px; height: 2px; background: var(--text-3); }
.mock__step-line--done { background: var(--accent); }

.mock__form { display: flex; flex-direction: column; gap: 6px; }
.mock__field {
  height: 16px; background: var(--surface-2); border-radius: 4px;
}
.mock__field--short { width: 60%; }

/* BI mockup */
.mock__kpi-row { display: flex; gap: 6px; margin-bottom: 10px; }
.mock__kpi {
  flex: 1; height: 28px;
  background: var(--surface-2); border-radius: 6px;
}
.mock__chart-area {
  height: 60px;
  position: relative;
}
.mock__chart-svg {
  width: 100%; height: 100%;
}

/* WMS mockup */
.mock--wms .mock__body { display: flex; gap: 8px; padding: 0; }
.mock__sidebar-mini {
  width: 36px; padding: 8px 6px;
  background: var(--surface);
  display: flex; flex-direction: column; gap: 6px;
  border-right: 1px solid var(--border);
}
.mock__nav-item {
  width: 100%; height: 18px;
  background: var(--surface-2); border-radius: 4px;
}
.mock__nav-item--active {
  background: linear-gradient(135deg, var(--accent-2), var(--accent));
  opacity: .6;
}
.mock__table-area { flex: 1; padding: 8px; display: flex; flex-direction: column; gap: 4px; }
.mock__table-head {
  height: 12px; background: var(--surface-2); border-radius: 3px;
  opacity: .7;
}
.mock__table-row {
  height: 14px; background: var(--surface-2); border-radius: 3px;
  opacity: .4;
}
.mock__table-row--highlight {
  opacity: .6;
  border-left: 2px solid var(--accent);
}

/* ======= JOURNEY ======= */
.journey {
  position: relative;
  padding-left: 32px;
}
.journey__line {
  position: absolute;
  top: 4px; bottom: 4px; left: 7px;
  width: 1px;
  background: linear-gradient(to bottom, var(--accent), var(--border-2) 70%, transparent);
}
.journey__item {
  position: relative;
  padding-bottom: 40px;
}
.journey__item:last-child { padding-bottom: 0; }

.journey__dot {
  position: absolute;
  left: -32px; top: 4px;
  width: 14px; height: 14px;
  border-radius: 50%;
  border: 2px solid var(--text-3);
  background: var(--bg-alt);
  z-index: 1;
  transition: all .3s;
}
.journey__dot--active {
  border-color: var(--accent);
  background: var(--accent);
  box-shadow: 0 0 12px rgba(167,139,250,.4);
}
.journey__dot--edu {
  border-color: #22c55e;
  background: var(--bg-alt);
}

.journey__time {
  font-family: var(--mono);
  font-size: .72rem;
  color: var(--text-3);
  letter-spacing: .03em;
  margin-bottom: 8px;
}
.journey__item:first-child .journey__time { color: var(--accent); }

.journey__card {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color .3s, transform .3s var(--ease);
}
.journey__card:hover {
  border-color: var(--border-2);
  transform: translateX(4px);
}
.journey__item:first-child .journey__card {
  border-color: rgba(167,139,250,.2);
  background: linear-gradient(135deg, rgba(167,139,250,.04), var(--surface));
}

.journey__card-head {
  display: flex;
  align-items: baseline;
  gap: 12px;
  margin-bottom: 8px;
  flex-wrap: wrap;
}
.journey__card-head h3 {
  font-size: 1.05rem;
  font-weight: 700;
  letter-spacing: -.01em;
}
.journey__role {
  font-size: .78rem;
  color: var(--text-2);
  font-weight: 500;
}
.journey__card p {
  font-size: .85rem;
  color: var(--text-2);
  line-height: 1.7;
}

/* ======= ABOUT ======= */
.about {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 60px;
  margin-bottom: 80px;
}
.about__bio {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.9;
  margin-bottom: 16px;
}
.about__bio strong { color: var(--text); font-weight: 600; }

.about__skills {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-top: 24px;
}
.about__skills span {
  padding: 7px 16px;
  border: 1px solid var(--border-2);
  border-radius: 6px;
  font-size: .8rem; font-weight: 500;
  color: var(--text-2);
  transition: all .3s var(--ease);
}
.about__skills span:hover {
  border-color: var(--accent);
  color: var(--accent);
  background: rgba(167,139,250,.06);
}

.about__side {
  display: flex; flex-direction: column; gap: 16px;
  justify-content: center;
}
.about__card {
  padding: 24px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  text-align: center;
  transition: border-color .3s;
}
.about__card:hover { border-color: var(--accent); }
.about__card-num {
  display: block;
  font-size: 1.8rem; font-weight: 700;
  color: var(--accent);
  letter-spacing: -.02em;
  margin-bottom: 4px;
  font-family: var(--font);
}
.about__card-label {
  font-size: .8rem; color: var(--text-3);
}

/* Process */
.process__heading {
  font-size: 1.1rem; font-weight: 600;
  margin-bottom: 24px;
  color: var(--text-2);
}
.process__grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
.process__step {
  padding: 24px 20px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color .3s, transform .3s var(--ease);
}
.process__step:hover {
  border-color: var(--accent);
  transform: translateY(-3px);
}
.process__num {
  font-family: var(--mono);
  font-size: .7rem;
  color: var(--accent);
  margin-bottom: 12px;
  display: block;
}
.process__step h4 {
  font-size: .95rem; font-weight: 600;
  margin-bottom: 8px;
}
.process__step p {
  font-size: .8rem; color: var(--text-2); line-height: 1.7;
}

/* ======= CONTACT ======= */
.contact {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: start;
}
.contact__text {
  font-size: 1rem; color: var(--text-2);
  line-height: 1.8; margin-bottom: 28px;
}
.contact__links { display: flex; flex-direction: column; gap: 14px; }
.contact__link {
  display: inline-flex; align-items: center; gap: 10px;
  font-size: .9rem; color: var(--text-2);
  transition: color .3s;
}
.contact__link:hover { color: var(--accent); }

.contact__form { display: flex; flex-direction: column; gap: 12px; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 12px; }

.contact__form input,
.contact__form textarea {
  width: 100%; padding: 14px 16px;
  background: var(--surface);
  border: 1px solid var(--border);
  border-radius: 8px;
  font-size: .9rem;
  color: var(--text);
  transition: border-color .3s, box-shadow .3s;
}
.contact__form input::placeholder,
.contact__form textarea::placeholder { color: var(--text-3); }
.contact__form input:focus,
.contact__form textarea:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(167,139,250,.1);
}
.contact__form textarea { resize: vertical; min-height: 100px; }
.contact__form .btn { align-self: flex-start; }

/* ======= DETAIL PAGES ======= */
.detail-hero {
  padding: 120px 0 60px;
  border-bottom: 1px solid var(--border);
}
.detail-back {
  display: inline-flex; align-items: center; gap: 8px;
  font-size: .82rem; color: var(--text-3);
  margin-bottom: 40px;
  transition: color .3s;
}
.detail-back:hover { color: var(--accent); }

.detail-hero__head { margin-bottom: 40px; }
.detail-hero__tags {
  display: flex; flex-wrap: wrap; gap: 6px;
  margin-bottom: 16px;
}
.detail-hero__tags span {
  font-family: var(--mono);
  font-size: .68rem;
  color: var(--accent);
  padding: 3px 10px;
  border: 1px solid rgba(167,139,250,.2);
  border-radius: 4px;
  text-transform: uppercase;
  letter-spacing: .04em;
}
.detail-hero__title {
  font-size: clamp(1.8rem, 4vw, 2.8rem);
  font-weight: 700;
  letter-spacing: -.03em;
  margin-bottom: 8px;
}
.detail-hero__subtitle {
  font-family: var(--mono);
  font-size: .85rem;
  color: var(--text-2);
}

.detail-hero__meta {
  display: flex; gap: 40px; flex-wrap: wrap;
}
.detail-meta {
  display: flex; flex-direction: column; gap: 4px;
}
.detail-meta__label {
  font-family: var(--mono);
  font-size: .68rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.detail-meta span:last-child {
  font-size: .9rem;
  color: var(--text);
  font-weight: 500;
}

.detail-body {
  padding: 80px 0;
}
.detail-section {
  margin-bottom: 48px;
}
.detail-section h2 {
  font-size: 1.3rem;
  font-weight: 700;
  letter-spacing: -.02em;
  margin-bottom: 16px;
  color: var(--text);
}
.detail-section p {
  font-size: 1rem;
  color: var(--text-2);
  line-height: 1.9;
  max-width: 680px;
}

.detail-placeholder {
  margin-bottom: 48px;
  border-radius: var(--radius);
  border: 1px dashed var(--border-2);
  background: var(--surface);
  display: flex; flex-direction: column;
  align-items: center; justify-content: center;
  gap: 16px;
  padding: 24px;
}
.detail-placeholder__img {
  width: 100%;
  height: 280px;
  background: linear-gradient(135deg, rgba(167,139,250,.05), rgba(167,139,250,.02));
  border-radius: 8px;
}
.detail-placeholder span {
  font-size: .82rem;
  color: var(--text-3);
  font-family: var(--mono);
}

.detail-nav {
  border-top: 1px solid var(--border);
  padding: 40px 0;
}
.detail-nav__inner {
  display: flex;
  justify-content: space-between;
  gap: 24px;
}
.detail-nav__link {
  display: flex; flex-direction: column; gap: 4px;
  padding: 16px 24px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: border-color .3s, background .3s;
  min-width: 180px;
}
.detail-nav__link:hover {
  border-color: var(--accent);
  background: rgba(167,139,250,.04);
}
.detail-nav__link--next { text-align: right; margin-left: auto; }
.detail-nav__dir {
  font-family: var(--mono);
  font-size: .68rem;
  color: var(--text-3);
  text-transform: uppercase;
  letter-spacing: .06em;
}
.detail-nav__name {
  font-size: .92rem;
  font-weight: 600;
  color: var(--text);
}

/* ======= FOOTER ======= */
.footer {
  padding: 32px 0;
  border-top: 1px solid var(--border);
}
.footer__inner {
  display: flex; align-items: center;
  justify-content: space-between;
}
.footer__copy { font-size: .78rem; color: var(--text-3); }
.footer__links { display: flex; gap: 24px; }
.footer__links a {
  font-size: .78rem; color: var(--text-3);
  transition: color .3s;
}
.footer__links a:hover { color: var(--accent); }

/* ======= ANIMATIONS ======= */
.anim-fade {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}
.anim-fade.show {
  opacity: 1; transform: translateY(0);
}

.anim-line {
  display: block; overflow: hidden;
}
.anim-line::after {
  content: '';
  display: block;
  transform: translateY(105%);
  transition: transform .8s var(--ease-out);
}
.anim-line.show {
  overflow: visible;
}
/* The text itself animates */
.anim-line {
  transform: translateY(100%);
  opacity: 0;
  transition: transform .8s var(--ease-out), opacity .8s var(--ease-out);
}
.anim-line.show {
  transform: translateY(0);
  opacity: 1;
}

/* Scroll reveal for sections */
.section__head,
.work-group__label,
.work-item,
.journey__item,
.about__bio,
.about__skills,
.about__side,
.process__grid,
.contact__left,
.contact__form {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity .7s var(--ease-out), transform .7s var(--ease-out);
}
.in-view {
  opacity: 1 !important;
  transform: translateY(0) !important;
}

/* Stagger children */
.work-item:nth-child(2) { transition-delay: .1s; }
.work-item:nth-child(3) { transition-delay: .2s; }
.journey__item:nth-child(2) { transition-delay: .1s; }
.journey__item:nth-child(3) { transition-delay: .2s; }
.journey__item:nth-child(4) { transition-delay: .3s; }
.process__grid .process__step { 
  opacity: 0; transform: translateY(20px);
  transition: opacity .5s var(--ease-out), transform .5s var(--ease-out);
}
.process__grid.in-view .process__step:nth-child(1) { transition-delay: 0s; opacity: 1; transform: translateY(0); }
.process__grid.in-view .process__step:nth-child(2) { transition-delay: .1s; opacity: 1; transform: translateY(0); }
.process__grid.in-view .process__step:nth-child(3) { transition-delay: .2s; opacity: 1; transform: translateY(0); }
.process__grid.in-view .process__step:nth-child(4) { transition-delay: .3s; opacity: 1; transform: translateY(0); }

/* ======= RESPONSIVE ======= */
@media (max-width: 900px) {
  .work-item { grid-template-columns: 1fr; }
  .about { grid-template-columns: 1fr; gap: 40px; }
  .about__side { flex-direction: row; }
  .about__card { flex: 1; }
  .process__grid { grid-template-columns: 1fr 1fr; }
  .contact { grid-template-columns: 1fr; gap: 40px; }
  .detail-hero__meta { gap: 24px; }
}

@media (max-width: 640px) {
  .nav { display: none; }
  .menu-btn { display: block; }
  .header { padding: 0 20px; }

  .hero { padding: 80px 20px 60px; min-height: 100svh; }
  .hero__headline { font-size: clamp(1.8rem, 8vw, 2.6rem); }
  .hide-mobile { display: none; }

  .section { padding: 80px 0; }
  .journey { padding-left: 24px; }
  .journey__dot { left: -24px; }
  .journey__line { left: 3px; }
  .work-item__visual { min-height: 180px; padding: 24px; }
  .work-item__more { opacity: 1; transform: translateX(0); }
  .process__grid { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }
  .about__side { flex-direction: column; }
  .footer__inner { flex-direction: column; gap: 12px; text-align: center; }

  .detail-hero { padding: 100px 0 40px; }
  .detail-hero__title { font-size: 1.6rem; }
  .detail-body { padding: 48px 0; }
  .detail-placeholder__img { height: 180px; }
  .detail-nav__inner { flex-direction: column; }
  .detail-nav__link { min-width: unset; }
  .detail-nav__link--next { text-align: left; margin-left: 0; }
}