/* ============================================================
   杨晓晨 · 个人简历网站
   配色取自毕业照：墨绿林荫 + 学士服金穗 + 暖光
   ============================================================ */

:root {
  --bg-deep:    #081410;
  --bg-panel:   #0d1f17;
  --bg-card:    rgba(16, 36, 26, 0.55);
  --green:      #2fbf8f;
  --green-soft: #7ee0b8;
  --gold:       #e8b84b;
  --gold-soft:  #f5d78e;
  --ink:        #e9f2ec;
  --ink-dim:    #9db8a9;
  --line:       rgba(126, 224, 184, 0.14);
  --nav-h:      72px;
  --radius:     18px;
  --font: -apple-system, BlinkMacSystemFont, "PingFang SC",
          "Hiragino Sans GB", "Microsoft YaHei", "Segoe UI", sans-serif;
}

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

html { scroll-behavior: smooth; scroll-padding-top: var(--nav-h); }

body {
  font-family: var(--font);
  background: var(--bg-deep);
  color: var(--ink);
  overflow-x: hidden;
  line-height: 1.7;
}

::selection { background: rgba(47, 191, 143, 0.35); }

/* ---------- 鼠标光晕 ---------- */
.cursor-glow {
  position: fixed;
  width: 520px; height: 520px;
  border-radius: 50%;
  pointer-events: none;
  z-index: 1;
  background: radial-gradient(circle, rgba(47,191,143,0.10) 0%, transparent 62%);
  transform: translate(-50%, -50%);
  transition: opacity .4s;
}

/* ---------- 导航 ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--nav-h);
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 clamp(20px, 5vw, 64px);
  z-index: 100;
  background: rgba(8, 20, 16, 0.45);
  backdrop-filter: blur(18px) saturate(1.4);
  -webkit-backdrop-filter: blur(18px) saturate(1.4);
  border-bottom: 1px solid transparent;
  transition: background .4s, border-color .4s;
}
.nav.scrolled {
  background: rgba(8, 20, 16, 0.82);
  border-bottom-color: var(--line);
}

.nav-logo {
  display: flex; align-items: center; gap: 10px;
  text-decoration: none; color: var(--ink);
}
.nav-logo-mark {
  width: 34px; height: 34px;
  display: block;
  transition: transform .5s cubic-bezier(.34,1.56,.64,1);
}
.nav-logo:hover .nav-logo-mark { transform: translateY(-2px) rotate(-6deg); }
.nav-logo-text { font-weight: 600; font-size: 17px; letter-spacing: 2px; }

.nav-links { display: flex; gap: clamp(14px, 2.5vw, 38px); }
.nav-link {
  position: relative;
  color: var(--ink-dim);
  text-decoration: none;
  font-size: 15px;
  letter-spacing: 1px;
  padding: 6px 2px;
  transition: color .3s;
}
.nav-link::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 2px;
  border-radius: 2px;
  background: linear-gradient(90deg, var(--green), var(--gold));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform .35s cubic-bezier(.65,.05,.36,1);
}
.nav-link:hover { color: var(--ink); }
.nav-link:hover::after,
.nav-link.active::after { transform: scaleX(1); }
.nav-link.active { color: var(--ink); }

.nav-burger {
  display: none;
  flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer;
  padding: 8px;
}
.nav-burger span {
  width: 24px; height: 2px;
  background: var(--ink);
  border-radius: 2px;
  transition: .3s;
}

/* ---------- HERO ---------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute; inset: 0;
  background: url("../assets/hero-bg.jpg?v=20260826") no-repeat;
  background-size: auto 118%;
  background-position: -8vw bottom;
  animation: bgZoom 24s ease-in-out infinite alternate;
}
@keyframes bgZoom {
  from { transform: scale(1); }
  to   { transform: scale(1.08); }
}

.hero-overlay {
  position: absolute; inset: 0;
  background:
    linear-gradient(100deg,
      rgba(8,20,16,0.10) 0%,
      rgba(8,20,16,0.42) 36%,
      rgba(8,20,16,0.90) 58%,
      #081410 74%),
    linear-gradient(to top, #081410 2%, transparent 26%);
}

.hero-particles {
  position: absolute; inset: 0;
  z-index: 2;
  pointer-events: none;
}

.hero-inner {
  position: relative; z-index: 3;
  width: 100%;
  max-width: 1280px;
  margin: 0 auto;
  padding: calc(var(--nav-h) + 24px) clamp(24px, 5vw, 64px) 60px;
  display: flex;
  justify-content: flex-end;
  align-items: center;
}

.hero-right { max-width: 640px; }

/* 右：文字 */
.hero-eyebrow {
  color: var(--green-soft);
  letter-spacing: 6px;
  font-size: 13px;
  font-weight: 600;
  margin-bottom: 18px;
}

.hero-title {
  font-size: clamp(44px, 6.4vw, 88px);
  font-weight: 800;
  line-height: 1.16;
  letter-spacing: 1px;
  margin-bottom: 22px;
}
.hero-hi { display: block; }
.hero-hi-dot { color: var(--gold); }

.gradient-text {
  background: linear-gradient(92deg,
    var(--green-soft) 0%, var(--green) 22%,
    var(--gold) 55%, var(--gold-soft) 78%,
    var(--green-soft) 100%);
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  animation: gradientFlow 5.5s linear infinite;
}
@keyframes gradientFlow {
  to { background-position: 220% center; }
}

.hero-typed {
  font-size: clamp(17px, 1.6vw, 22px);
  color: var(--ink-dim);
  min-height: 1.8em;
  margin-bottom: 36px;
  letter-spacing: 1px;
}
.typed-caret {
  display: inline-block;
  width: 2px; height: 1.1em;
  margin-left: 4px;
  vertical-align: -0.15em;
  background: var(--gold);
  animation: blink 0.9s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }

.hero-cta { display: flex; gap: 18px; flex-wrap: wrap; }

.btn {
  display: inline-block;
  padding: 14px 34px;
  border-radius: 999px;
  font-size: 15px;
  font-weight: 600;
  letter-spacing: 2px;
  text-decoration: none;
  transition: transform .3s, box-shadow .3s, background .3s, color .3s;
}
.btn-primary {
  color: #081410;
  background: linear-gradient(135deg, var(--green), var(--gold));
  box-shadow: 0 10px 32px rgba(47,191,143,0.32);
}
.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 44px rgba(232,184,75,0.42);
}
.btn-ghost {
  color: var(--ink);
  border: 1px solid rgba(126,224,184,0.4);
  background: rgba(126,224,184,0.06);
  backdrop-filter: blur(6px);
}
.btn-ghost:hover {
  transform: translateY(-3px);
  background: rgba(126,224,184,0.14);
  box-shadow: 0 12px 30px rgba(0,0,0,0.35);
}

/* 滚动指示 */
.hero-scroll {
  position: absolute;
  left: 50%; bottom: 26px;
  transform: translateX(-50%);
  z-index: 3;
  display: flex; flex-direction: column; align-items: center; gap: 8px;
  text-decoration: none;
}
.hero-scroll-text {
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--ink-dim);
}
.hero-scroll-line {
  width: 1px; height: 44px;
  background: linear-gradient(to bottom, var(--gold), transparent);
  animation: scrollPulse 1.8s ease-in-out infinite;
}
@keyframes scrollPulse {
  0%   { transform: scaleY(0); transform-origin: top; }
  45%  { transform: scaleY(1); transform-origin: top; }
  100% { transform: scaleY(1); transform-origin: top; opacity: 0; }
}

/* ---------- 通用 Section ---------- */
.section {
  position: relative;
  max-width: 1280px;
  margin: 0 auto;
  padding: clamp(72px, 10vw, 130px) clamp(24px, 5vw, 64px);
}

.section-head {
  display: flex;
  align-items: baseline;
  gap: 18px;
  margin-bottom: clamp(36px, 5vw, 64px);
}
.section-index {
  font-size: 15px;
  font-weight: 700;
  color: var(--gold);
  letter-spacing: 2px;
}
.section-title {
  font-size: clamp(30px, 3.6vw, 44px);
  font-weight: 800;
  letter-spacing: 2px;
}
.section-line {
  flex: 1;
  height: 1px;
  background: linear-gradient(90deg, var(--line), transparent);
  transform: translateY(-6px);
}

/* ---------- 关于我 ---------- */
.about-grid {
  display: grid;
  grid-template-columns: 1.25fr 1fr;
  gap: clamp(32px, 5vw, 72px);
  align-items: start;
}

.about-slogan {
  font-size: clamp(22px, 2.4vw, 30px);
  font-weight: 700;
  line-height: 1.5;
  margin-bottom: 24px;
  background: linear-gradient(120deg, var(--ink), var(--green-soft));
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.about-intro p { color: var(--ink-dim); margin-bottom: 16px; }
.about-intro strong { color: var(--gold-soft); font-weight: 600; }

.about-tags {
  display: flex; flex-wrap: wrap; gap: 10px;
  margin-top: 28px;
}
.tag {
  padding: 7px 16px;
  border-radius: 999px;
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--green-soft);
  border: 1px solid rgba(126,224,184,0.25);
  background: rgba(47,191,143,0.07);
  transition: .3s;
}
.tag:hover {
  color: #081410;
  background: var(--green);
  transform: translateY(-2px);
}

.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 18px;
}
.info-card {
  display: flex; align-items: center; gap: 16px;
  padding: 22px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
  transition: transform .35s, box-shadow .35s, border-color .35s;
}
.info-card:hover {
  transform: translateY(-6px);
  border-color: rgba(232,184,75,0.35);
  box-shadow: 0 18px 40px rgba(0,0,0,0.4);
}
.info-card-icon {
  font-size: 26px;
  width: 52px; height: 52px;
  display: grid; place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(47,191,143,0.18), rgba(232,184,75,0.14));
  flex-shrink: 0;
}
.info-card-body h4 {
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 2px;
  margin-bottom: 4px;
  font-weight: 600;
}
.info-card-body p { font-size: 14.5px; color: var(--ink); }

/* ---------- 教育背景 ---------- */
.edu-list {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.edu-card {
  display: grid;
  grid-template-columns: minmax(280px, 38%) 1fr;
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
  transition: transform .4s, box-shadow .4s, border-color .4s;
}
.edu-card:hover {
  transform: translateY(-5px);
  border-color: rgba(232,184,75,0.35);
  box-shadow: 0 24px 60px rgba(0,0,0,0.45);
}

.edu-photo {
  position: relative;
  min-height: 240px;
  background-size: cover;
  background-position: center;
}
.edu-photo::after {
  content: "";
  position: absolute; inset: 0;
  background: linear-gradient(105deg, transparent 55%, rgba(13,31,23,0.9) 100%),
              linear-gradient(to top, rgba(8,20,16,0.35), transparent 40%);
}
.edu-logo-chip {
  position: absolute;
  left: 18px; top: 18px;
  z-index: 2;
  padding: 8px 14px;
  border-radius: 10px;
  background: rgba(255,255,255,0.92);
  box-shadow: 0 6px 18px rgba(0,0,0,0.25);
  display: flex; align-items: center;
}
.edu-logo-chip img { height: 24px; width: auto; display: block; }
.edu-degree-badge {
  position: absolute;
  right: 18px; bottom: 16px;
  z-index: 2;
  font-size: 12px;
  letter-spacing: 2px;
  padding: 5px 12px;
  border-radius: 999px;
  color: #081410;
  font-weight: 600;
  background: linear-gradient(135deg, var(--green-soft), var(--gold));
}

.edu-body { padding: 30px 34px; }
.edu-head-row {
  display: flex; align-items: baseline; justify-content: space-between;
  gap: 16px; flex-wrap: wrap;
  margin-bottom: 8px;
}
.edu-head-row h3 {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: 2px;
}
.edu-time {
  font-size: 13.5px;
  color: var(--gold);
  letter-spacing: 1px;
  white-space: nowrap;
}
.edu-degree {
  color: var(--ink-dim);
  font-size: 15px;
  margin-bottom: 16px;
}
.edu-honors {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 16px;
}
.honor {
  font-size: 12.5px;
  letter-spacing: 1px;
  padding: 5px 13px;
  border-radius: 999px;
  color: var(--gold-soft);
  border: 1px solid rgba(232,184,75,0.35);
  background: rgba(232,184,75,0.08);
}
.edu-courses {
  font-size: 13.5px;
  color: var(--ink-dim);
  line-height: 1.8;
  border-top: 1px dashed var(--line);
  padding-top: 14px;
}

/* 在校亮点 */
.edu-extra {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 24px;
  margin-top: 28px;
}
.extra-card {
  display: flex; gap: 18px;
  padding: 26px 28px;
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
  transition: transform .35s, box-shadow .35s, border-color .35s;
}
.extra-card:hover {
  transform: translateY(-5px);
  border-color: rgba(126,224,184,0.35);
  box-shadow: 0 18px 44px rgba(0,0,0,0.4);
}
.extra-icon {
  font-size: 24px;
  width: 50px; height: 50px;
  flex-shrink: 0;
  display: grid; place-items: center;
  border-radius: 14px;
  background: linear-gradient(135deg, rgba(47,191,143,0.18), rgba(232,184,75,0.14));
}
.extra-body h4 {
  font-size: 13px;
  color: var(--gold);
  letter-spacing: 2px;
  font-weight: 600;
  margin-bottom: 6px;
}
.extra-title {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 8px;
  line-height: 1.5;
}
.extra-award {
  margin-left: 10px;
  font-size: 12px;
  font-weight: 600;
  padding: 3px 10px;
  border-radius: 999px;
  color: #081410;
  background: linear-gradient(135deg, var(--green-soft), var(--gold));
  white-space: nowrap;
}
.extra-desc {
  font-size: 14px;
  color: var(--ink-dim);
  line-height: 1.8;
}

/* ---------- 工作经历（时间线） ---------- */
.timeline {
  position: relative;
  padding-left: 30px;
}
.timeline::before {
  content: "";
  position: absolute;
  left: 6px; top: 8px; bottom: 8px;
  width: 2px;
  border-radius: 2px;
  background: linear-gradient(to bottom, var(--green), var(--gold), transparent);
  opacity: .5;
}
.tl-item {
  position: relative;
  padding-bottom: 34px;
}
.tl-item:last-child { padding-bottom: 0; }
.tl-dot {
  position: absolute;
  left: -30px; top: 8px;
  width: 14px; height: 14px;
  border-radius: 50%;
  background: var(--bg-deep);
  border: 3px solid var(--green);
  box-shadow: 0 0 14px rgba(47,191,143,0.6);
}
.tl-item:nth-child(even) .tl-dot { border-color: var(--gold); box-shadow: 0 0 14px rgba(232,184,75,0.6); }
.tl-time {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 1.5px;
  color: var(--gold);
  margin-bottom: 10px;
}
.tl-card {
  border-radius: var(--radius);
  background: var(--bg-card);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
  padding: 24px 28px;
  transition: transform .35s, box-shadow .35s, border-color .35s;
}
.tl-card:hover {
  transform: translateX(6px);
  border-color: rgba(126,224,184,0.35);
  box-shadow: 0 16px 44px rgba(0,0,0,0.4);
}
.tl-head {
  display: flex; align-items: center; justify-content: space-between;
  gap: 14px; flex-wrap: wrap;
  margin-bottom: 12px;
}
.tl-head h3 { font-size: 19px; font-weight: 700; letter-spacing: 1px; }
.tl-role {
  font-size: 14px;
  font-weight: 500;
  color: var(--ink-dim);
  margin-left: 8px;
}
.tl-tag {
  font-size: 12px;
  letter-spacing: 1px;
  padding: 4px 12px;
  border-radius: 999px;
  color: var(--green-soft);
  border: 1px solid rgba(126,224,184,0.3);
  background: rgba(47,191,143,0.08);
  white-space: nowrap;
}
.tl-card ul { list-style: none; }
.tl-card li {
  position: relative;
  font-size: 14.5px;
  color: var(--ink-dim);
  line-height: 1.8;
  padding-left: 18px;
  margin-bottom: 6px;
}
.tl-card li::before {
  content: "";
  position: absolute;
  left: 0; top: 0.72em;
  width: 7px; height: 7px;
  border-radius: 2px;
  background: linear-gradient(135deg, var(--green), var(--gold));
  transform: rotate(45deg);
}

/* ---------- 个人作品 ---------- */
.work-feature {
  display: grid;
  grid-template-columns: minmax(340px, 44%) 1fr;
  gap: clamp(28px, 4vw, 56px);
  align-items: center;
  padding: clamp(28px, 4vw, 52px);
  border-radius: 24px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
}

.work-badges { display: flex; gap: 10px; flex-wrap: wrap; margin-bottom: 20px; }
.work-badge {
  font-size: 12.5px;
  font-weight: 600;
  letter-spacing: 1.5px;
  padding: 5px 14px;
  border-radius: 999px;
  color: #081410;
  background: linear-gradient(135deg, var(--green-soft), var(--gold));
}
.work-badge-dim {
  color: var(--green-soft);
  background: rgba(47,191,143,0.08);
  border: 1px solid rgba(126,224,184,0.3);
}

.work-title {
  font-size: clamp(30px, 3.2vw, 42px);
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 16px;
}
.work-title-sub {
  display: block;
  font-size: 16px;
  font-weight: 500;
  color: var(--ink-dim);
  letter-spacing: 4px;
  margin-top: 6px;
}
.work-desc {
  color: var(--ink-dim);
  font-size: 15px;
  line-height: 1.9;
  margin-bottom: 20px;
}
.work-pills {
  display: flex; flex-wrap: wrap; gap: 8px;
  margin-bottom: 18px;
}
.work-pills span {
  font-size: 12.5px;
  letter-spacing: 1px;
  padding: 5px 12px;
  border-radius: 999px;
  color: var(--ink);
  border: 1px solid var(--line);
  background: rgba(126,224,184,0.05);
  transition: .3s;
}
.work-pills span:hover {
  border-color: rgba(232,184,75,0.4);
  color: var(--gold-soft);
  transform: translateY(-2px);
}
.work-tech {
  font-size: 12.5px;
  color: var(--ink-dim);
  letter-spacing: 0.5px;
  margin-bottom: 26px;
  opacity: .8;
}
.work-cta {
  display: flex; align-items: center; gap: 16px; flex-wrap: wrap;
}
.work-cta-hint {
  font-size: 13px;
  color: var(--ink-dim);
  letter-spacing: 0.5px;
}
.work-cta-live {
  font-size: 14px;
  letter-spacing: 1px;
  color: var(--green-soft);
  text-decoration: none;
  border-bottom: 1px solid transparent;
  transition: .3s;
}
.work-cta-live:hover {
  color: var(--gold-soft);
  border-bottom-color: var(--gold);
}
.work-cta-account {
  margin-top: 14px;
  font-size: 13px;
  color: var(--ink-dim);
  letter-spacing: 1px;
}
.work-cta-account b {
  color: var(--gold-soft);
  font-weight: 600;
  font-family: ui-monospace, "SF Mono", Menlo, monospace;
}

/* 更多作品卡片 */
.work-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 28px;
  margin-top: 28px;
}
.work-card {
  display: block;
  text-decoration: none;
  color: var(--ink);
  border-radius: 24px;
  overflow: hidden;
  background: var(--bg-card);
  border: 1px solid var(--line);
  backdrop-filter: blur(10px);
  transition: transform .4s, box-shadow .4s, border-color .4s;
}
.work-card:hover {
  transform: translateY(-6px);
  border-color: rgba(232,184,75,0.35);
  box-shadow: 0 26px 60px rgba(0,0,0,0.5);
}
.work-card-img {
  overflow: hidden;
  aspect-ratio: 16 / 9;
}
.work-card-img img {
  width: 100%; height: 100%;
  object-fit: cover;
  object-position: top;
  display: block;
  transition: transform .6s cubic-bezier(.22,.61,.36,1);
}
.work-card:hover .work-card-img img { transform: scale(1.04); }
.work-card-body { padding: 26px 28px 30px; }
.work-card-title {
  font-size: 23px;
  font-weight: 800;
  letter-spacing: 1px;
  margin-bottom: 10px;
}
.work-card-desc {
  font-size: 14.5px;
  color: var(--ink-dim);
  line-height: 1.8;
  margin-bottom: 16px;
}
.work-card-link {
  font-size: 14px;
  font-weight: 600;
  letter-spacing: 1px;
  color: var(--green-soft);
  transition: color .3s;
}
.work-card:hover .work-card-link { color: var(--gold-soft); }

/* 浏览器窗口效果截图 */
.work-showcase {
  position: relative;
  display: block;
  min-height: 320px;
}
.work-shot {
  border-radius: 14px;
  overflow: hidden;
  box-shadow: 0 24px 60px rgba(0,0,0,0.5);
  border: 1px solid rgba(126,224,184,0.12);
  transition: transform .5s cubic-bezier(.22,.61,.36,1);
}
.work-shot img { display: block; width: 100%; height: auto; }
.work-shot-back {
  position: absolute;
  right: -4%; top: 12%;
  width: 62%;
  transform: rotate(5deg);
  opacity: .85;
  z-index: 1;
}
.work-shot-front {
  position: relative;
  width: 72%;
  z-index: 2;
  transform: rotate(-2deg);
}
.work-showcase:hover .work-shot-front { transform: rotate(0deg) scale(1.02); }
.work-showcase:hover .work-shot-back { transform: rotate(7deg) translateY(-6px); }
.work-shot-bar {
  display: flex; align-items: center; gap: 6px;
  padding: 8px 12px;
  background: #12241b;
}
.work-shot-bar .dot {
  width: 9px; height: 9px;
  border-radius: 50%;
  background: rgba(126,224,184,0.25);
}
.work-shot-bar .dot:first-child { background: rgba(232,184,75,0.55); }
.work-shot-url {
  margin-left: 8px;
  font-size: 11px;
  letter-spacing: 1px;
  color: var(--ink-dim);
  background: rgba(8,20,16,0.7);
  padding: 3px 12px;
  border-radius: 999px;
}

/* ---------- 占位板块 ---------- */
.placeholder { min-height: 52vh; }
.placeholder-text {
  color: var(--ink-dim);
  font-size: 17px;
  letter-spacing: 2px;
  padding: 40px 0;
  text-align: center;
  border: 1px dashed rgba(126,224,184,0.22);
  border-radius: var(--radius);
}

/* ---------- 联系我 ---------- */
.contact-lead {
  color: var(--ink-dim);
  font-size: 15px;
  text-align: center;
  margin-bottom: 34px;
}
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 18px;
  max-width: 720px;
  margin: 0 auto;
}
.contact-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  padding: 30px 20px 26px;
  background: var(--bg-card);
  border: 1px solid var(--line);
  border-radius: var(--radius);
  text-decoration: none;
  transition: border-color .25s ease, transform .25s ease, box-shadow .25s ease;
}
.contact-card:hover {
  border-color: rgba(126,224,184,0.45);
  transform: translateY(-3px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.28);
}
.contact-icon {
  width: 26px;
  height: 26px;
  color: var(--green-soft);
}
.contact-label {
  font-size: 12px;
  letter-spacing: 3px;
  color: var(--ink-dim);
}
.contact-value {
  font-size: 16px;
  font-weight: 600;
  color: var(--green-soft);
  word-break: break-all;
  text-align: center;
}

/* ---------- 页脚 ---------- */
.footer {
  border-top: 1px solid var(--line);
  padding: 28px;
  text-align: center;
  color: var(--ink-dim);
  font-size: 13px;
  letter-spacing: 1px;
}

/* ---------- 滚动显现动画 ---------- */
.reveal {
  opacity: 0;
  transform: translateY(34px);
  transition: opacity .8s cubic-bezier(.22,.61,.36,1),
              transform .8s cubic-bezier(.22,.61,.36,1);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
/* hero 内元素依序入场 */
.hero .reveal:nth-child(1) { transition-delay: .15s; }
.hero .reveal:nth-child(2) { transition-delay: .3s; }
.hero-title .reveal:nth-child(1) { transition-delay: .3s; }
.hero-title .reveal:nth-child(2) { transition-delay: .45s; }
.hero .reveal:nth-child(3) { transition-delay: .6s; }
.hero .reveal:nth-child(4) { transition-delay: .75s; }

/* ---------- 响应式 ---------- */
@media (max-width: 960px) {
  .hero-inner {
    justify-content: center;
    text-align: center;
    padding-top: calc(var(--nav-h) + 48px);
  }
  .hero-overlay {
    background:
      linear-gradient(100deg,
        rgba(8,20,16,0.45) 0%,
        rgba(8,20,16,0.82) 60%,
        #081410 90%),
      linear-gradient(to top, #081410 2%, transparent 26%);
  }
  .hero-cta { justify-content: center; }
  .about-grid { grid-template-columns: 1fr; }
  .edu-card { grid-template-columns: 1fr; }
  .edu-photo { min-height: 180px; }
  .edu-photo::after {
    background: linear-gradient(to top, rgba(13,31,23,0.9) 0%, transparent 45%);
  }
  .edu-extra { grid-template-columns: 1fr; }
  .tl-card:hover { transform: none; }
  .work-feature { grid-template-columns: 1fr; }
  .work-showcase { min-height: 0; }
  .work-shot-front { width: 88%; }
  .work-grid { grid-template-columns: 1fr; }

  .nav-links {
    position: fixed;
    top: var(--nav-h); right: 0;
    flex-direction: column;
    gap: 4px;
    padding: 18px 28px 24px;
    background: rgba(8,20,16,0.96);
    backdrop-filter: blur(20px);
    border-left: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    border-radius: 0 0 0 18px;
    transform: translateX(110%);
    transition: transform .35s cubic-bezier(.65,.05,.36,1);
  }
  .nav-links.open { transform: translateX(0); }
  .nav-burger { display: flex; }
}

@media (max-width: 560px) {
  .about-cards { grid-template-columns: 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
  .nav-logo-text { display: none; }
}