/* ============================================================
   Eduard Bodak 风格复刻 · 样式表（浅色极简）
   —— 所有「可改项」都集中在下方 :root 变量，改一处全站生效 ——
   ============================================================ */

:root {
  /* ---------- 字体（示例字体，替换为你自己的） ---------- */
  --font-sample: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI',
                 'PingFang SC', 'Microsoft YaHei', sans-serif;
  /* 大标题用的字体：Fraunces，曲线柔和、富有流动感（可单独换） */
  --font-display: 'Fraunces', Georgia, 'Songti SC', serif;

  /* ---------- 配色（浅蓝 + 白） ---------- */
  --color-bg: #eaf3fd;        /* 页面背景（浅蓝） */
  --color-surface: #ffffff;   /* 卡片/图片占位（白） */
  --color-text: #14304d;      /* 主文字（深蓝，保证在浅蓝/白上可读） */
  --color-muted: #5d7d9c;     /* 次要文字（蓝灰） */
  --color-line: #d2e4f6;      /* 分隔线（浅蓝） */
  --color-accent: #3f8ed6;    /* 强调色（中蓝） */

  /* ---------- 排版尺度 ---------- */
  --maxw: 1180px;             /* 内容最大宽度 */
  --gutter: 24px;             /* 左右内边距 */
  --radius: 14px;             /* 圆角 */
}

/* ---------- 基础重置 ---------- */
*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: var(--font-sample);
  background: var(--color-bg);
  color: var(--color-text);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}
a { color: inherit; text-decoration: none; }
img, video, iframe { display: block; max-width: 100%; }

.container {
  width: 100%;
  max-width: var(--maxw);
  margin: 0 auto;
  padding: 0 var(--gutter);
}

/* ============================================================
   顶部导航
   ============================================================ */
.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: color-mix(in srgb, var(--color-bg) 88%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid var(--color-line);
}
.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.brand {
  font-weight: 700;
  font-size: 18px;
  letter-spacing: -0.01em;
}
.brand__dot { color: var(--color-accent); margin: 0 2px; }

.nav-links { display: flex; gap: 28px; }
.nav-links a {
  font-size: 15px;
  color: var(--color-muted);
  transition: color 0.2s ease;
}
.nav-links a:hover { color: var(--color-text); }

.nav-toggle {
  display: none;
  border: 1px solid var(--color-line);
  background: var(--color-surface);
  border-radius: 999px;
  padding: 8px 16px;
  font: inherit;
  font-size: 14px;
  cursor: pointer;
}

/* ============================================================
   Hero 主视觉
   ============================================================ */
.hero {
  padding: clamp(80px, 14vw, 180px) 0 clamp(60px, 10vw, 120px);
  text-align: center;
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(40px, 8.5vw, 104px);
  line-height: 1.04;
  letter-spacing: -0.01em;
  margin: 0 0 28px;
  /* 流动渐变：蓝→深蓝→蓝 缓慢移动，营造“流动感” */
  background: linear-gradient(100deg, var(--color-accent), var(--color-text), var(--color-accent));
  background-size: 220% auto;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: titleFlow 9s linear infinite;
}
.hero__title-muted {
  color: var(--color-muted);
  font-weight: 600;
  /* 不被父级渐变裁剪，保持独立实色 */
  -webkit-text-fill-color: var(--color-muted);
}
@keyframes titleFlow { to { background-position: 220% center; } }
.hero__subtitle {
  font-size: clamp(16px, 2.2vw, 20px);
  color: var(--color-muted);
  margin: 0 auto 48px;
  max-width: 620px;
}
.hero__scroll {
  display: inline-block;
  font-size: 14px;
  color: var(--color-text);
  border-bottom: 1px solid var(--color-text);
  padding-bottom: 2px;
  margin: 0 auto;
}

/* ============================================================
   通用区块
   ============================================================ */
.section { padding: clamp(64px, 9vw, 120px) 0; }
.section-head { margin-bottom: clamp(32px, 5vw, 56px); text-align: center; }
.section-head__label {
  display: inline-block;
  font-size: 13px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-accent);
  margin-bottom: 12px;
}
.section-head__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 5vw, 48px);
  letter-spacing: -0.02em;
  margin: 0;
}

/* ============================================================
   Selected Work 作品
   ============================================================ */
.project {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  gap: clamp(20px, 3vw, 32px);
  padding: clamp(32px, 5vw, 64px) 0;
  border-top: 1px solid var(--color-line);
}
.project--reverse .project__media,
.project--reverse .project__info { order: initial; }

.project__media { display: block; width: 100%; max-width: 760px; }
.project__info { max-width: 560px; }
.placeholder-img,
.video-slot {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    repeating-linear-gradient(45deg, #e3eefb 0 12px, #d9e8f8 12px 24px);
  border: 1px dashed var(--color-line);
  color: var(--color-muted);
  font-size: 14px;
  text-align: center;
}

.project__name {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(24px, 3.5vw, 36px);
  letter-spacing: -0.02em;
  margin: 0 0 8px;
}
.project__cat { color: var(--color-muted); margin: 0 0 20px; font-size: 15px; }
.project__link {
  font-size: 15px;
  font-weight: 600;
  border-bottom: 1px solid var(--color-text);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.project__link:hover { color: var(--color-accent); border-color: var(--color-accent); }
.project__desc { color: var(--color-muted); margin: 0 0 20px; font-size: 15px; max-width: 56ch; }

.project__video {
  width: 100%;
  aspect-ratio: 16 / 10;
  border-radius: var(--radius);
  border: 0;
  object-fit: cover;
}

/* ============================================================
   视频槽位（占位样式，替换成真实视频后自动覆盖）
   ============================================================ */
.video-slot[data-slot]::before {
  content: attr(data-slot);
  position: absolute;
  top: 12px; left: 14px;
  font-size: 11px;
  letter-spacing: 0.06em;
  color: var(--color-muted);
  background: color-mix(in srgb, var(--color-bg) 70%, transparent);
  padding: 3px 8px;
  border-radius: 6px;
}
.video-slot { position: relative; }
.video-slot__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
}
.video-slot__icon {
  width: 56px; height: 56px;
  display: grid; place-items: center;
  border-radius: 50%;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  font-size: 20px;
  color: var(--color-text);
}
.video-slot__text { max-width: 320px; }
.video-slot--large { aspect-ratio: 16 / 9; }
.showcase-video {
  width: 100%;
  aspect-ratio: 16 / 9;
  border-radius: var(--radius);
  border: 0;
}

/* ============================================================
   理念陈述
   ============================================================ */
.statement { padding: clamp(72px, 12vw, 160px) 0; }
.statement__text {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(26px, 4.5vw, 52px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 auto;
  max-width: 18em;
  text-align: center;
}
.statement__text-en { color: var(--color-muted); font-weight: 500; }

/* ============================================================
   Services 服务
   ============================================================ */
.services__lead {
  font-size: clamp(18px, 2.5vw, 24px);
  max-width: 720px;
  margin: 0 auto clamp(36px, 5vw, 56px);
  color: var(--color-text);
  text-align: center;
}
.services__grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
.service {
  padding: 28px;
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
}
.service__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  margin: 0 0 12px;
}
.service__desc { color: var(--color-muted); margin: 0; font-size: 15px; }

/* ============================================================
   Footer
   ============================================================ */
.site-footer {
  border-top: 1px solid var(--color-line);
  padding: clamp(64px, 9vw, 120px) 0 48px;
}
.footer__statement {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(24px, 4vw, 44px);
  line-height: 1.15;
  letter-spacing: -0.02em;
  margin: 0 auto clamp(40px, 6vw, 72px);
  max-width: 20em;
  text-align: center;
}
.footer__statement-en { color: var(--color-muted); font-weight: 500; }
.footer__contact {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  margin-bottom: 40px;
  justify-content: center;
}
.footer__contact a {
  font-size: 16px;
  border-bottom: 1px solid var(--color-line);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.footer__contact a:hover { color: var(--color-accent); border-color: var(--color-accent); }
.footer__copy { color: var(--color-muted); font-size: 14px; margin: 0; }

/* ============================================================
   About 关于我
   ============================================================ */
.about__grid {
  display: grid;
  grid-template-columns: 0.8fr 1.2fr;
  gap: clamp(28px, 5vw, 64px);
  align-items: center;
  margin-bottom: clamp(40px, 6vw, 72px);
}
.about__portrait { width: 100%; max-width: 360px; margin: 0 auto; }
.about__portrait .placeholder-img { aspect-ratio: 4 / 5; }
.about__lead {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(20px, 2.8vw, 30px);
  line-height: 1.3;
  letter-spacing: -0.01em;
  margin: 0 0 20px;
}
.about__text { color: var(--color-muted); margin: 0 0 16px; font-size: 16px; max-width: 60ch; }
.about__stats {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: clamp(16px, 3vw, 32px);
  border-top: 1px solid var(--color-line);
  padding-top: clamp(32px, 5vw, 56px);
}
.stat { text-align: center; }
.stat__num {
  display: block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(28px, 4vw, 44px);
  color: var(--color-accent);
  line-height: 1;
  margin-bottom: 8px;
}
.stat__label { color: var(--color-muted); font-size: 14px; }

/* ============================================================
   Process 工作流程
   ============================================================ */
.process__list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
.step {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: clamp(24px, 3vw, 36px);
  text-align: center;
}
.step__no {
  display: inline-block;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 20px;
  color: var(--color-accent);
  margin-bottom: 12px;
}
.step__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 22px;
  margin: 0 0 10px;
}
.step__desc { color: var(--color-muted); margin: 0; font-size: 15px; }

/* ============================================================
   Testimonials 客户评价
   ============================================================ */
.quotes {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: clamp(20px, 3vw, 40px);
}
.quote {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: clamp(28px, 4vw, 44px);
  margin: 0;
}
.quote__text {
  font-family: var(--font-display);
  font-weight: 500;
  font-size: clamp(18px, 2.2vw, 22px);
  line-height: 1.4;
  margin: 0 0 18px;
}
.quote__by { color: var(--color-muted); font-size: 14px; margin: 0; }

/* ============================================================
   FAQ 常见问题
   ============================================================ */
.faq__list {
  max-width: 760px;
  margin: 0 auto;
  display: grid;
  gap: clamp(16px, 2.5vw, 24px);
}
.faq__item {
  background: var(--color-surface);
  border: 1px solid var(--color-line);
  border-radius: var(--radius);
  padding: clamp(20px, 3vw, 32px);
  text-align: center;
}
.faq__q {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(18px, 2.4vw, 24px);
  margin: 0 0 12px;
}
.faq__a { color: var(--color-muted); margin: 0; font-size: 15px; }

/* ============================================================
   Journal 文章 / 随笔
   ============================================================ */
.journal__list {
  list-style: none;
  margin: 0 auto;
  padding: 0;
  max-width: 860px;
  display: grid;
}
.journal__entry {
  border-top: 1px solid var(--color-line);
  padding: clamp(24px, 3vw, 36px) 0;
  text-align: center;
}
.journal__date { color: var(--color-accent); font-size: 13px; letter-spacing: 0.08em; }
.journal__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: clamp(20px, 2.8vw, 28px);
  margin: 8px 0;
}
.journal__excerpt { color: var(--color-muted); margin: 0; font-size: 15px; }

/* ============================================================
   联系我
   ============================================================ */
.contact__inner { text-align: center; }
.contact__lead {
  font-family: var(--font-display);
  font-weight: 600;
  font-size: clamp(18px, 2.5vw, 26px);
  line-height: 1.4;
  margin: 0 0 28px;
}
.contact__links {
  display: flex;
  flex-wrap: wrap;
  gap: 24px;
  justify-content: center;
}
.contact__link {
  font-size: 16px;
  font-weight: 600;
  border-bottom: 1px solid var(--color-text);
  padding-bottom: 2px;
  transition: color 0.2s ease, border-color 0.2s ease;
}
.contact__link:hover { color: var(--color-accent); border-color: var(--color-accent); }

/* ============================================================
   滚动渐入动画
   ============================================================ */
.reveal {
  opacity: 0;
  transition: opacity 0.8s ease, transform 0.8s cubic-bezier(0.2, 0.8, 0.2, 1);
}
/* 汇入：分别从左右两侧滑向中间居中 */
.reveal-left  { transform: translateX(-90px); }
.reveal-right { transform: translateX(90px); }
.reveal.is-visible { opacity: 1; transform: translateX(0); }

/* 鼠标所在位置文字“蘑菇冒头”放大（移开平滑复原） */
.mag-word {
  display: inline-block;
  position: relative;
  transform-origin: center bottom;
  transition: transform 0.25s cubic-bezier(0.2, 0.8, 0.2, 1);
  will-change: transform;
}

/* ============================================================
   响应式
   ============================================================ */
@media (max-width: 860px) {
  .project { grid-template-columns: 1fr; }
  .project--reverse .project__media { order: 1; }
  .project--reverse .project__info { order: 2; }
  .services__grid { grid-template-columns: 1fr; }

  .nav-toggle { display: inline-block; }
  .nav-links {
    position: absolute;
    top: 72px; left: 0; right: 0;
    flex-direction: column;
    gap: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-line);
    padding: 8px 0;
    display: none;
  }
  .nav-links.is-open { display: flex; }
  .nav-links a { padding: 14px var(--gutter); }

  .about__grid { grid-template-columns: 1fr; }
  .about__portrait { max-width: 280px; }
  .about__stats { grid-template-columns: repeat(2, 1fr); }
  .process__list { grid-template-columns: 1fr; }
  .quotes { grid-template-columns: 1fr; }
}

/* 尊重「减少动效」偏好 */
@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  .mag-word { transition: none; }
  html { scroll-behavior: auto; }
}

/* 已嵌入的本地视频和个人照片 */
.project__video, .showcase-video { object-fit: contain; background: #111; }
.about__photo { width: 100%; height: auto; border-radius: var(--radius); }

.project__image { display: block; width: 100%; height: auto; border-radius: var(--radius); }