/* 刘家望 · 个人站点 — 新粗野主义作品集风格 */
:root {
  --bg: #f6f4ef;
  --bg-soft: #efece4;
  --ink: #1a1d24;
  --ink-2: #4a5060;
  --ink-3: #8b92a3;
  --card: #ffffff;
  --primary: #5b52e8;
  --primary-2: #4a41d4;
  --accent: #ff6b4a;
  --mint: #3dbf9f;
  --line: #1a1d24;
  --shadow: -3px 5px 0 rgba(26, 29, 36, 0.08);
  --radius: 18px;
  --radius-sm: 12px;
  --font: "PingFang SC", "Noto Sans SC", "Microsoft YaHei", "Segoe UI", sans-serif;
  --max: 1120px;
  --header-h: 72px;
}

html.dark {
  --bg: #12141a;
  --bg-soft: #1a1d26;
  --ink: #f3f1ea;
  --ink-2: #c5c9d4;
  --ink-3: #8b92a3;
  --card: #1c2030;
  --primary: #7b74f0;
  --primary-2: #918bff;
  --accent: #ff8566;
  --mint: #4ecfad;
  --line: #e8e6df;
  --shadow: -3px 5px 0 rgba(0, 0, 0, 0.35);
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  color: var(--ink);
  background: var(--bg);
  line-height: 1.7;
  min-height: 100vh;
  overflow-x: hidden;
  transition: background 0.25s ease, color 0.25s ease;
}

body.no-cursor,
body.no-cursor * {
  cursor: none !important;
}

img,
svg {
  display: block;
  max-width: 100%;
}

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

button {
  font: inherit;
  color: inherit;
  background: none;
  border: 0;
  cursor: pointer;
}

.site-container {
  width: min(100% - 2.5rem, var(--max));
  margin-inline: auto;
}

/* ========== 顶部导航 ========== */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  height: var(--header-h);
  backdrop-filter: blur(14px);
  background: color-mix(in srgb, var(--bg) 82%, transparent);
  border-bottom: 1px solid color-mix(in srgb, var(--ink) 8%, transparent);
}

.site-header .inner {
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 0.65rem;
  font-weight: 800;
  letter-spacing: 0.02em;
  font-size: 1.05rem;
}

.logo-mark {
  width: 34px;
  height: 34px;
  border: 3px solid var(--line);
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--primary);
  color: #fff;
  font-size: 0.85rem;
  font-weight: 800;
  box-shadow: 2px 2px 0 color-mix(in srgb, var(--line) 20%, transparent);
}

.nav {
  display: flex;
  align-items: center;
  gap: 0.35rem;
}

.nav a {
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  font-size: 0.95rem;
  color: var(--ink-2);
  transition: 0.2s ease;
}

.nav a:hover,
.nav a.active {
  color: var(--ink);
  background: color-mix(in srgb, var(--primary) 12%, transparent);
}

.nav a.active {
  font-weight: 700;
}

.header-actions {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.icon-btn {
  width: 40px;
  height: 40px;
  border: 3px solid var(--line);
  border-radius: 12px;
  display: grid;
  place-items: center;
  background: var(--card);
  box-shadow: 2px 2px 0 color-mix(in srgb, var(--line) 15%, transparent);
  transition: transform 0.15s ease;
}

.icon-btn:hover {
  transform: translate(-1px, -1px);
}

.icon-btn svg {
  width: 18px;
  height: 18px;
}

.theme-btn {
  width: auto;
  min-width: 40px;
  padding: 0 0.7rem;
  gap: 0.35rem;
  grid-auto-flow: column;
}

.nav-resume {
  margin-left: 0.35rem;
  padding: 0.45rem 0.95rem !important;
  border: 2px solid var(--line);
  background: var(--primary) !important;
  color: #fff !important;
  font-weight: 700;
  box-shadow: 2px 2px 0 color-mix(in srgb, var(--line) 15%, transparent);
}

.nav-resume:hover,
.nav-resume.active {
  background: var(--primary-2) !important;
  color: #fff !important;
}

.resume-frame-wrap {
  background: var(--bg-soft);
  padding: 0.5rem;
}

.resume-frame {
  display: block;
  width: 100%;
  height: min(80vh, 960px);
  border: 0;
  border-radius: 10px;
  background: var(--card);
}

.theme-label {
  font-size: 0.75rem;
  font-weight: 700;
  white-space: nowrap;
  color: var(--ink-2);
}

.menu-toggle {
  display: none;
}

/* ========== 按钮 ========== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  min-height: 48px;
  padding: 0.7rem 1.35rem;
  border: 3px solid var(--line);
  border-radius: 999px;
  font-weight: 700;
  font-size: 0.98rem;
  background: var(--card);
  box-shadow: 3px 3px 0 color-mix(in srgb, var(--line) 18%, transparent);
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
}

.btn:hover {
  transform: translate(-2px, -2px);
  box-shadow: 5px 5px 0 color-mix(in srgb, var(--line) 22%, transparent);
}

.btn:active {
  transform: translate(0, 0);
  box-shadow: 1px 1px 0 color-mix(in srgb, var(--line) 18%, transparent);
}

.btn-fill {
  background: var(--primary);
  color: #fff;
}

.btn-fill:hover {
  background: var(--primary-2);
}

.btn-accent {
  background: var(--accent);
  color: #fff;
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* ========== 标签 ========== */
.tag-list {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  list-style: none;
  padding: 0;
  margin: 0;
}

.tag {
  display: inline-flex;
  align-items: center;
  padding: 0.28rem 0.7rem;
  border: 2px solid var(--line);
  border-radius: 999px;
  font-size: 0.8rem;
  font-weight: 600;
  background: var(--card);
  color: var(--ink-2);
}

.tag.primary {
  background: color-mix(in srgb, var(--primary) 15%, var(--card));
  color: var(--primary);
  border-color: var(--primary);
}

/* ========== 取景框卡片 ========== */
.frame-card {
  position: relative;
  background: var(--card);
  border: 3px solid var(--line);
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
}

.frame-card .corner {
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--card);
  border: 2px solid var(--line);
  z-index: 2;
}

.frame-card .corner.tl { top: -6px; left: -6px; }
.frame-card .corner.tr { top: -6px; right: -6px; }
.frame-card .corner.bl { bottom: -6px; left: -6px; }
.frame-card .corner.br { bottom: -6px; right: -6px; }

.frame-card .window-tab {
  position: absolute;
  top: -24px;
  left: 28px;
  height: 24px;
  padding: 0 0.85rem;
  display: inline-flex;
  align-items: center;
  border-radius: 8px 8px 0 0;
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  border: 3px solid var(--line);
  border-bottom: 0;
}

.frame-media {
  border-radius: var(--radius-sm);
  overflow: hidden;
  border: 2px solid color-mix(in srgb, var(--line) 25%, transparent);
  background: var(--bg-soft);
}

/* ========== 首页 Hero ========== */
.hero {
  padding: 4.5rem 0 3rem;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.hero-copy .eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.35rem 0.8rem;
  border: 2px solid var(--line);
  border-radius: 999px;
  background: var(--card);
  font-size: 0.82rem;
  font-weight: 700;
  margin-bottom: 1.1rem;
}

.eyebrow-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--mint);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--mint) 25%, transparent);
}

.hero h1 {
  margin: 0 0 0.85rem;
  font-size: clamp(2.2rem, 4.5vw, 3.4rem);
  line-height: 1.15;
  letter-spacing: -0.02em;
  font-weight: 900;
}

.hero h1 .hl {
  color: var(--primary);
}

.hero-sub {
  margin: 0 0 0.75rem;
  font-size: 1.05rem;
  font-weight: 700;
  color: var(--ink);
}

.hero-desc {
  margin: 0 0 1.1rem;
  color: var(--ink-2);
  max-width: 34rem;
}

.hero-contact {
  color: var(--ink-3);
  font-size: 0.92rem;
  margin-bottom: 1.4rem;
}

.hero-actions {
  margin-bottom: 1.5rem;
}

.social-row {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6rem;
}

.social-chip {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  padding: 0.55rem 0.85rem;
  border: 2px solid var(--line);
  border-radius: 14px;
  background: var(--card);
  font-size: 0.85rem;
  font-weight: 600;
  transition: transform 0.15s ease, background 0.15s ease;
}

.social-chip:hover {
  transform: translateY(-2px);
  background: color-mix(in srgb, var(--primary) 10%, var(--card));
}

.social-chip svg {
  width: 16px;
  height: 16px;
}

/* Hero 右侧卡片 */
.hero-stage {
  position: relative;
  min-height: 420px;
}

.web-case {
  position: relative;
  z-index: 20;
  width: min(100%, 360px);
  margin-left: auto;
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
}

.web-case .case-solid {
  position: relative;
  background: var(--card);
  border: 3px solid var(--line);
  border-radius: var(--radius);
  padding: 0.75rem;
}

.web-case .case-square {
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--card);
  border: 2px solid var(--line);
}

.web-case .case-square.tl { top: -6px; left: -6px; }
.web-case .case-square.tr { top: -6px; right: -6px; }
.web-case .case-square.bl { bottom: -6px; left: -6px; }
.web-case .case-square.br { bottom: -6px; right: -6px; }

.case-go {
  position: relative;
  aspect-ratio: 6 / 7;
  overflow: hidden;
  border-radius: 14px;
  background: var(--bg-soft);
  border: 2px solid color-mix(in srgb, var(--line) 20%, transparent);
}

.case-go svg,
.case-go img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.case-title {
  position: absolute;
  top: -24px;
  left: 32px;
  height: 24px;
  padding: 0 0.85rem;
  display: inline-flex;
  align-items: center;
  border-radius: 8px 8px 0 0;
  background: var(--primary);
  color: #fff;
  font-size: 0.75rem;
  font-weight: 700;
  border: 3px solid var(--line);
  border-bottom: 0;
}

.float-chip {
  position: absolute;
  z-index: 30;
  background: var(--card);
  border: 2px solid color-mix(in srgb, var(--line) 15%, transparent);
  border-radius: 14px;
  box-shadow: -2px 4px 12px rgba(81, 74, 163, 0.12);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: transform;
  pointer-events: none;
}

.float-chip.chip-left {
  left: -12px;
  top: 42%;
  width: min(200px, 48%);
  padding: 0.55rem 0.7rem;
}

.float-chip.chip-right {
  right: -18px;
  top: 62%;
  width: min(230px, 54%);
  padding: 0.65rem 0.75rem;
}

.chip-row {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.chip-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  display: grid;
  place-items: center;
  background: var(--primary);
  color: #fff;
  flex-shrink: 0;
}

.chip-icon.alt {
  background: var(--mint);
}

.chip-icon.warm {
  background: var(--accent);
}

.chip-text {
  min-width: 0;
}

.chip-text strong {
  display: block;
  font-size: 0.78rem;
  line-height: 1.2;
}

.chip-text span {
  display: block;
  font-size: 0.68rem;
  color: var(--ink-3);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.cursor-indicator {
  position: absolute;
  top: 0;
  left: 0;
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #fff;
  display: grid;
  place-items: center;
  box-shadow: 0 3px 15px rgba(0, 0, 0, 0.15);
  z-index: 1000;
  opacity: 0;
  pointer-events: none;
  transform: translate(-50%, -50%) scale(0.5);
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1),
    transform 0.45s cubic-bezier(0.34, 1.56, 0.64, 1);
}

.cursor-indicator.on {
  opacity: 1;
  transform: translate(-50%, -50%) scale(1);
}

.cursor-indicator svg {
  width: 24px;
  height: 24px;
  color: var(--primary);
}

/* ========== 区块 ========== */
.section {
  padding: 4.5rem 0;
}

.section-head {
  display: flex;
  align-items: end;
  justify-content: space-between;
  gap: 1rem;
  margin-bottom: 2rem;
}

.section-head h2 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.6rem, 3vw, 2.1rem);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.section-head p {
  margin: 0;
  color: var(--ink-2);
  max-width: 36rem;
}

.section-head .side {
  flex-shrink: 0;
}

/* 技术标签墙 */
.explore-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1rem;
}

.explore-item {
  border: 3px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  padding: 1.1rem 1rem;
  box-shadow: var(--shadow);
  transition: transform 0.15s ease;
}

.explore-item:hover {
  transform: translate(-2px, -2px);
}

.explore-item h3 {
  margin: 0 0 0.35rem;
  font-size: 1rem;
}

.explore-item p {
  margin: 0;
  color: var(--ink-2);
  font-size: 0.88rem;
}

.explore-icon {
  width: 40px;
  height: 40px;
  border: 2px solid var(--line);
  border-radius: 12px;
  display: grid;
  place-items: center;
  margin-bottom: 0.8rem;
  background: color-mix(in srgb, var(--primary) 12%, var(--card));
  font-weight: 900;
  color: var(--primary);
}

/* 项目卡片 */
.work-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
}

.work-card {
  position: relative;
  display: block;
  background: var(--card);
  border: 3px solid var(--line);
  border-radius: var(--radius);
  overflow: visible;
  box-shadow: var(--shadow);
  transition: transform 0.18s ease, box-shadow 0.18s ease;
}

.work-card:hover {
  transform: translate(-3px, -3px);
  box-shadow: 6px 6px 0 color-mix(in srgb, var(--line) 18%, transparent);
}

.work-card .corner {
  position: absolute;
  width: 12px;
  height: 12px;
  background: var(--card);
  border: 2px solid var(--line);
  z-index: 3;
}

.work-card .corner.tl { top: -6px; left: -6px; }
.work-card .corner.tr { top: -6px; right: -6px; }
.work-card .corner.bl { bottom: -6px; left: -6px; }
.work-card .corner.br { bottom: -6px; right: -6px; }

.work-media {
  aspect-ratio: 16 / 10;
  background: var(--bg-soft);
  border-bottom: 3px solid var(--line);
  overflow: hidden;
  border-radius: 15px 15px 0 0;
}

.work-media svg,
.work-media img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.work-body {
  padding: 1.15rem 1.2rem 1.3rem;
}

.work-body h3 {
  margin: 0 0 0.4rem;
  font-size: 1.2rem;
}

.work-body .desc {
  margin: 0 0 0.85rem;
  color: var(--ink-2);
  font-size: 0.95rem;
}

.work-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 0.75rem;
  margin-top: 0.9rem;
}

.work-meta .year {
  color: var(--ink-3);
  font-size: 0.85rem;
  font-weight: 600;
}

.work-meta .go {
  display: inline-flex;
  align-items: center;
  gap: 0.3rem;
  color: var(--primary);
  font-weight: 800;
  font-size: 0.9rem;
}

/* CTA 条 */
.cta-band {
  margin: 1rem 0 4rem;
  border: 3px solid var(--line);
  border-radius: calc(var(--radius) + 4px);
  background: var(--primary);
  color: #fff;
  padding: 2.2rem 2rem;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
  box-shadow: 5px 5px 0 color-mix(in srgb, var(--line) 20%, transparent);
  position: relative;
  overflow: hidden;
}

.cta-band h2 {
  margin: 0 0 0.35rem;
  font-size: clamp(1.4rem, 2.5vw, 1.9rem);
}

.cta-band p {
  margin: 0;
  opacity: 0.9;
}

.cta-band .btn {
  background: #fff;
  color: var(--ink);
  flex-shrink: 0;
}

.cta-band .btn:hover {
  background: var(--bg);
}

/* ========== 项目详情页 ========== */
.page-hero {
  padding: 3.2rem 0 1.5rem;
}

.page-hero .back {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  color: var(--ink-2);
  font-weight: 700;
  margin-bottom: 1.1rem;
}

.page-hero .back:hover {
  color: var(--primary);
}

.page-hero h1 {
  margin: 0 0 0.6rem;
  font-size: clamp(2rem, 4vw, 2.8rem);
  font-weight: 900;
  letter-spacing: -0.02em;
}

.page-hero .lead {
  margin: 0 0 1.1rem;
  color: var(--ink-2);
  font-size: 1.05rem;
  max-width: 42rem;
}

.detail-layout {
  display: grid;
  grid-template-columns: 1.4fr 0.8fr;
  gap: 1.5rem;
  align-items: start;
  padding-bottom: 4rem;
}

.detail-main {
  display: grid;
  gap: 1.25rem;
}

.detail-side {
  display: grid;
  gap: 1rem;
  position: sticky;
  top: calc(var(--header-h) + 1rem);
}

.panel {
  border: 3px solid var(--line);
  border-radius: var(--radius);
  background: var(--card);
  box-shadow: var(--shadow);
  padding: 1.15rem 1.2rem;
}

.panel h3 {
  margin: 0 0 0.7rem;
  font-size: 1rem;
}

.panel p {
  margin: 0;
  color: var(--ink-2);
  font-size: 0.94rem;
}

.shot-grid {
  display: grid;
  gap: 1rem;
}

.shot-grid.single {
  grid-template-columns: 1fr;
}

.shot {
  border: 3px solid var(--line);
  border-radius: var(--radius);
  overflow: hidden;
  background: var(--card);
  box-shadow: var(--shadow);
}

.shot .bar {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  padding: 0.55rem 0.8rem;
  border-bottom: 3px solid var(--line);
  background: var(--bg-soft);
  font-size: 0.8rem;
  font-weight: 700;
  color: var(--ink-2);
}

.shot .bar .dot {
  width: 9px;
  height: 9px;
  border-radius: 50%;
  background: var(--accent);
}

.shot .bar .dot:nth-child(2) { background: #ffd166; }
.shot .bar .dot:nth-child(3) { background: var(--mint); }

.shot .body {
  padding: 0.4rem;
  background: var(--bg-soft);
}

.shot svg,
.shot img {
  width: 100%;
  height: auto;
  border-radius: 10px;
  background: var(--card);
}

.point-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: grid;
  gap: 0.7rem;
}

.point-list li {
  display: grid;
  grid-template-columns: 28px 1fr;
  gap: 0.65rem;
  align-items: start;
  color: var(--ink-2);
  font-size: 0.94rem;
}

.point-list .idx {
  width: 28px;
  height: 28px;
  border: 2px solid var(--line);
  border-radius: 8px;
  display: grid;
  place-items: center;
  font-size: 0.75rem;
  font-weight: 800;
  background: color-mix(in srgb, var(--primary) 12%, var(--card));
  color: var(--primary);
}

.kv {
  display: grid;
  gap: 0.55rem;
}

.kv .row {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  font-size: 0.9rem;
  padding-bottom: 0.45rem;
  border-bottom: 1px dashed color-mix(in srgb, var(--ink) 15%, transparent);
}

.kv .row:last-child {
  border-bottom: 0;
  padding-bottom: 0;
}

.kv .k {
  color: var(--ink-3);
}

.kv .v {
  font-weight: 700;
  text-align: right;
}

/* ========== 关于页 ========== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.5rem;
  padding-bottom: 4rem;
}

.about-intro {
  grid-column: 1 / -1;
}

.about-intro p {
  margin: 0 0 0.9rem;
  color: var(--ink-2);
  font-size: 1.05rem;
  max-width: 48rem;
}

.skill-group + .skill-group {
  margin-top: 1.1rem;
}

.skill-group h4 {
  margin: 0 0 0.5rem;
  font-size: 0.92rem;
  color: var(--primary);
}

.edu-item {
  display: flex;
  justify-content: space-between;
  gap: 1rem;
  padding: 0.85rem 0;
  border-bottom: 1px dashed color-mix(in srgb, var(--ink) 15%, transparent);
}

.edu-item:last-child {
  border-bottom: 0;
}

.edu-item strong {
  display: block;
}

.edu-item span {
  color: var(--ink-3);
  font-size: 0.88rem;
}

/* ========== 页脚 ========== */
.site-footer {
  border-top: 3px solid var(--line);
  padding: 2rem 0 2.5rem;
  margin-top: 1rem;
}

.footer-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  flex-wrap: wrap;
}

.footer-inner p {
  margin: 0;
  color: var(--ink-3);
  font-size: 0.9rem;
}

.footer-inner .beian {
  width: 100%;
  text-align: center;
  margin-top: 0.35rem;
  font-size: 0.82rem;
}

.footer-inner .beian a {
  color: var(--ink-3);
  font-weight: 500;
}

.footer-inner .beian a:hover {
  color: var(--primary);
}

.beian-sep {
  margin: 0 0.35rem;
  opacity: 0.6;
}

.footer-links {
  display: flex;
  gap: 0.85rem;
  flex-wrap: wrap;
}

.footer-links a {
  color: var(--ink-2);
  font-weight: 600;
  font-size: 0.9rem;
}

.footer-links a:hover {
  color: var(--primary);
}

/* ========== 动效 ========== */
[data-aos] {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

[data-aos="fade-left"] {
  transform: translateX(24px);
}

[data-aos].aos-in {
  opacity: 1;
  transform: none;
}

.word {
  display: inline-block;
  opacity: 0;
  transform: translateY(0.6em);
  animation: wordIn 0.55s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

@keyframes wordIn {
  to {
    opacity: 1;
    transform: none;
  }
}

/* ========== 响应式 ========== */
@media (max-width: 960px) {
  .hero-grid,
  .detail-layout,
  .about-grid,
  .work-grid {
    grid-template-columns: 1fr;
  }

  .explore-grid {
    grid-template-columns: 1fr 1fr;
  }

  .hero-stage {
    min-height: 0;
    order: -1;
  }

  .web-case {
    margin: 0 auto;
  }

  .detail-side {
    position: static;
  }

  .cta-band {
    flex-direction: column;
    align-items: flex-start;
  }

  .float-chip.chip-left {
    left: 0;
  }

  .float-chip.chip-right {
    right: 0;
  }
}

@media (max-width: 720px) {
  .nav {
    display: none;
    position: absolute;
    top: var(--header-h);
    left: 0;
    right: 0;
    flex-direction: column;
    align-items: stretch;
    padding: 0.8rem 1.2rem 1.2rem;
    background: var(--bg);
    border-bottom: 3px solid var(--line);
  }

  .nav.open {
    display: flex;
  }

  .menu-toggle {
    display: grid;
  }

  .hero {
    padding-top: 2.5rem;
  }

  .explore-grid {
    grid-template-columns: 1fr;
  }

  .section-head {
    flex-direction: column;
    align-items: flex-start;
  }

  .hero-contact {
    font-size: 0.85rem;
  }
}