/* =========================================================
   AGEN · GAMES — 游戏主题个人门户
   设计语言：深色霓虹 / 极简留白 / 程序化封面
   ========================================================= */

:root {
  --bg: #07070d;
  --bg-elev: #0e0e18;
  --surface: rgba(255, 255, 255, 0.04);
  --surface-2: rgba(255, 255, 255, 0.07);
  --text: #ecedf5;
  --text-dim: #9a9ab4;
  --border: rgba(255, 255, 255, 0.09);
  --accent-1: #7c5cff; /* 紫 */
  --accent-2: #2de2e6; /* 青 */
  --accent-3: #ff4d9d; /* 品红 */
  --grad: linear-gradient(120deg, var(--accent-1), var(--accent-2) 55%, var(--accent-3));
  --font-display: "Orbitron", "PingFang SC", "Microsoft YaHei", sans-serif;
  --font-body: "Rajdhani", "PingFang SC", "Microsoft YaHei", "Noto Sans SC", system-ui, sans-serif;
  --max: 1180px;
  --radius: 18px;
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}

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

html { scroll-behavior: smooth; }

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

a { color: inherit; text-decoration: none; }
img, canvas { display: block; max-width: 100%; }

/* 全局背景纹理 */
body::before {
  content: "";
  position: fixed;
  inset: 0;
  background:
    radial-gradient(60% 50% at 80% 0%, rgba(124, 92, 255, 0.12), transparent 60%),
    radial-gradient(50% 40% at 0% 100%, rgba(45, 226, 230, 0.10), transparent 60%);
  pointer-events: none;
  z-index: 0;
}

/* ---------- 导航 ---------- */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 50;
  backdrop-filter: blur(14px);
  background: rgba(7, 7, 13, 0.55);
  border-bottom: 1px solid transparent;
  transition: background 0.3s, border-color 0.3s;
}
.nav.is-scrolled {
  background: rgba(7, 7, 13, 0.82);
  border-bottom-color: var(--border);
}
.nav__inner {
  max-width: var(--max);
  margin: 0 auto;
  padding: 16px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}
.nav__logo {
  font-family: var(--font-display);
  font-weight: 900;
  letter-spacing: 2px;
  font-size: 18px;
}
.nav__logo span { color: var(--accent-2); margin: 0 2px; }
.nav__links { display: flex; gap: 28px; }
.nav__links a {
  color: var(--text-dim);
  font-weight: 600;
  letter-spacing: 1px;
  position: relative;
  transition: color 0.25s;
}
.nav__links a::after {
  content: "";
  position: absolute;
  left: 0; bottom: -6px;
  width: 0; height: 2px;
  background: var(--grad);
  transition: width 0.3s var(--ease);
}
.nav__links a:hover,
.nav__links a.is-active { color: var(--text); }
.nav__links a:hover::after,
.nav__links a.is-active::after { width: 100%; }

.nav__toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  background: none;
  border: 0;
  cursor: pointer;
  padding: 6px;
}
.nav__toggle span {
  width: 24px; height: 2px;
  background: var(--text);
  transition: transform 0.3s, opacity 0.3s;
}
.nav__toggle.is-open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav__toggle.is-open span:nth-child(2) { opacity: 0; }
.nav__toggle.is-open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

.scroll-progress {
  height: 2px;
  width: 0%;
  background: var(--grad);
  transition: width 0.1s linear;
}

/* ---------- Hero ---------- */
.hero {
  position: relative;
  min-height: 100dvh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 120px 24px 80px;
  overflow: hidden;
  z-index: 1;
}
.hero__canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero__glow {
  position: absolute;
  width: 60vmax; height: 60vmax;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  background: radial-gradient(circle, rgba(124, 92, 255, 0.22), transparent 60%);
  filter: blur(20px);
  pointer-events: none;
}
.hero__content { position: relative; z-index: 2; max-width: 880px; }
.hero__kicker {
  font-family: var(--font-display);
  letter-spacing: 6px;
  font-size: 13px;
  color: var(--accent-2);
  margin-bottom: 22px;
}
.hero__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(34px, 7vw, 76px);
  line-height: 1.1;
  letter-spacing: 1px;
  text-shadow: 0 0 40px rgba(124, 92, 255, 0.25);
}
.grad-text {
  background: var(--grad);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}
.hero__sub {
  margin: 26px auto 0;
  max-width: 620px;
  color: var(--text-dim);
  font-size: clamp(15px, 2vw, 18px);
}
.hero__cta { margin-top: 38px; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }
.hero__scroll {
  position: absolute;
  bottom: 30px; left: 50%;
  transform: translateX(-50%);
  width: 26px; height: 42px;
  border: 2px solid var(--border);
  border-radius: 14px;
  z-index: 2;
}
.hero__scroll span {
  position: absolute;
  top: 8px; left: 50%;
  width: 4px; height: 8px;
  margin-left: -2px;
  border-radius: 2px;
  background: var(--accent-2);
  animation: scrollDot 1.8s var(--ease) infinite;
}
@keyframes scrollDot {
  0% { opacity: 0; transform: translateY(0); }
  40% { opacity: 1; }
  100% { opacity: 0; transform: translateY(16px); }
}

/* ---------- 按钮 ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 13px 28px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 14px;
  letter-spacing: 1px;
  cursor: pointer;
  border: 1px solid transparent;
  transition: transform 0.25s var(--ease), box-shadow 0.25s, background 0.25s;
}
.btn--primary {
  background: var(--grad);
  color: #07070d;
  box-shadow: 0 8px 30px rgba(124, 92, 255, 0.35);
}
.btn--primary:hover { transform: translateY(-3px); box-shadow: 0 12px 40px rgba(45, 226, 230, 0.4); }
.btn--ghost {
  border-color: var(--border);
  color: var(--text);
  background: var(--surface);
}
.btn--ghost:hover { border-color: var(--accent-2); transform: translateY(-3px); }

/* ---------- 区块通用 ---------- */
.section {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  margin: 0 auto;
  padding: 110px 24px;
}
.section__head { margin-bottom: 48px; }
.section__kicker {
  font-family: var(--font-display);
  letter-spacing: 5px;
  font-size: 12px;
  color: var(--accent-2);
  margin-bottom: 14px;
}
.section__title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(28px, 4.5vw, 46px);
  letter-spacing: 1px;
}
.section__lead { margin-top: 14px; color: var(--text-dim); max-width: 560px; }

/* ---------- 作品筛选 ---------- */
.filters { display: flex; flex-wrap: wrap; gap: 12px; margin-bottom: 40px; }
.filter {
  padding: 9px 20px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  color: var(--text-dim);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 1px;
  cursor: pointer;
  transition: all 0.25s var(--ease);
}
.filter:hover { color: var(--text); border-color: var(--accent-2); }
.filter.is-active {
  background: var(--grad);
  color: #07070d;
  border-color: transparent;
}

/* ---------- 作品网格 ---------- */
.grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 24px;
}
.card {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  cursor: pointer;
  transition: transform 0.4s var(--ease), border-color 0.4s, box-shadow 0.4s;
  opacity: 0;
  transform: translateY(24px);
}
.card.is-visible { opacity: 1; transform: translateY(0); }
.card:hover {
  transform: translateY(-8px);
  border-color: rgba(45, 226, 230, 0.5);
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}
.card__cover {
  position: relative;
  height: 200px;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}
.card__glyph {
  font-size: 64px;
  color: rgba(255, 255, 255, 0.85);
  text-shadow: 0 4px 24px rgba(0, 0, 0, 0.4);
  transition: transform 0.5s var(--ease);
}
.card:hover .card__glyph { transform: scale(1.15) rotate(-4deg); }
.card__cover::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(7, 7, 13, 0.9), transparent 55%);
}
.card__body { padding: 18px 20px 22px; position: relative; z-index: 1; }
.card__cat {
  font-family: var(--font-display);
  font-size: 11px;
  letter-spacing: 2px;
  color: var(--accent-2);
  text-transform: uppercase;
}
.card__title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 19px;
  margin: 6px 0 4px;
}
.card__en { color: var(--text-dim); font-size: 13px; letter-spacing: 1px; }
.card__desc {
  margin-top: 10px;
  color: var(--text-dim);
  font-size: 14px;
  display: -webkit-box;
  -webkit-line-clamp: 2;
  -webkit-box-orient: vertical;
  overflow: hidden;
}

/* ---------- 关于 ---------- */
.about__grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.about__text p { color: var(--text-dim); margin-bottom: 16px; font-size: 16px; }
.about__text strong { color: var(--text); }
.about__tags { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 22px; }
.about__tags span {
  padding: 7px 16px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--text-dim);
}
.about__stats { display: grid; gap: 22px; }
.stat__top {
  display: flex;
  justify-content: space-between;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 13px;
  letter-spacing: 1px;
  margin-bottom: 8px;
  color: var(--text-dim);
}
.stat__bar {
  height: 8px;
  border-radius: 999px;
  background: var(--surface-2);
  overflow: hidden;
}
.stat__bar i {
  display: block;
  height: 100%;
  width: 0;
  border-radius: 999px;
  background: var(--grad);
  transition: width 1.1s var(--ease);
}

/* ---------- 联系 ---------- */
.contact__card {
  text-align: center;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 70px 30px;
  background:
    radial-gradient(80% 120% at 50% 0%, rgba(124, 92, 255, 0.14), transparent 60%),
    var(--bg-elev);
}
.contact__card .section__lead { margin-left: auto; margin-right: auto; }
.contact__links { margin-top: 34px; display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; align-items: flex-start; }

/* 悬停链接：邮箱 / 微信 */
.contact-link {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 13px 28px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 14px;
  letter-spacing: 1px;
  color: var(--text);
  cursor: pointer;
  transition: all 0.25s var(--ease);
}
.contact-link:hover,
.contact-link:focus-visible {
  color: var(--text);
  border-color: var(--accent-2);
  transform: translateY(-3px);
  box-shadow: 0 10px 30px rgba(45, 226, 230, 0.25);
  outline: none;
}
.contact-link__pop {
  position: absolute;
  top: calc(100% + 14px);
  left: 50%;
  transform: translateX(-50%) translateY(8px);
  min-width: 188px;
  padding: 16px 18px;
  border-radius: 14px;
  border: 1px solid var(--border);
  background: var(--bg-elev);
  box-shadow: 0 18px 50px rgba(0, 0, 0, 0.55);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 6px;
  text-align: center;
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
  transition: opacity 0.28s var(--ease), transform 0.28s var(--ease), visibility 0.28s;
  z-index: 6;
}
.contact-link:hover .contact-link__pop,
.contact-link:focus-within .contact-link__pop {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
  transform: translateX(-50%) translateY(0);
}
.contact-link__pop::before {
  content: "";
  position: absolute;
  bottom: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 8px solid transparent;
  border-bottom-color: var(--bg-elev);
}
.contact-link__pop-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 13px;
  letter-spacing: 1px;
  color: var(--text);
}
.contact-link__pop-mail {
  font-size: 16px;
  color: var(--accent-2);
  font-weight: 700;
  letter-spacing: 0.5px;
  word-break: break-all;
}
.contact-link__pop-hint { font-size: 12px; color: var(--text-dim); }
.contact-link__pop img {
  width: 150px;
  height: 150px;
  border-radius: 10px;
  background: #fff;
  object-fit: cover;
}
.contact-link__pop-name { font-size: 13px; color: var(--text-dim); letter-spacing: 1px; }

/* ---------- 即将推出 ---------- */
.card--soon { cursor: default; }
.card--soon .card__cover { filter: saturate(0.65) brightness(0.82); }
.card--soon:hover { transform: translateY(-6px); border-color: rgba(255, 77, 157, 0.5); }
.card__badge {
  position: absolute;
  top: 14px; left: 14px;
  z-index: 3;
  padding: 5px 13px;
  border-radius: 999px;
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 2px;
  color: #07070d;
  background: var(--accent-3);
  box-shadow: 0 4px 16px rgba(255, 77, 157, 0.4);
}

/* ---------- 页脚 ---------- */
.footer {
  position: relative;
  z-index: 1;
  max-width: var(--max);
  margin: 0 auto;
  padding: 30px 24px 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  border-top: 1px solid var(--border);
  color: var(--text-dim);
  font-size: 13px;
  letter-spacing: 1px;
}
.footer a:hover { color: var(--accent-2); }

/* ---------- 模态 ---------- */
.modal {
  position: fixed;
  inset: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 24px;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s, visibility 0.3s;
}
.modal.is-open { visibility: visible; opacity: 1; }
.modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(3, 3, 8, 0.78);
  backdrop-filter: blur(6px);
}
.modal__panel {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
  max-height: 88vh;
  overflow: auto;
  border-radius: var(--radius);
  border: 1px solid var(--border);
  background: var(--bg-elev);
  transform: translateY(20px) scale(0.98);
  transition: transform 0.35s var(--ease);
}
.modal.is-open .modal__panel { transform: translateY(0) scale(1); }
.modal__close {
  position: absolute;
  top: 14px; right: 16px;
  z-index: 2;
  width: 38px; height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: rgba(7, 7, 13, 0.6);
  color: var(--text);
  font-size: 22px;
  line-height: 1;
  cursor: pointer;
  transition: all 0.25s;
}
.modal__close:hover { border-color: var(--accent-3); color: var(--accent-3); }
.modal__cover { height: 240px; display: flex; align-items: center; justify-content: center; }
.modal__cover .card__glyph { font-size: 90px; }
.modal__body { padding: 26px 30px 32px; }
.modal__cat {
  font-family: var(--font-display);
  font-size: 12px;
  letter-spacing: 2px;
  color: var(--accent-2);
  text-transform: uppercase;
}
.modal__title { font-family: var(--font-display); font-weight: 800; font-size: 28px; margin: 8px 0 14px; }
.modal__desc { color: var(--text-dim); margin-bottom: 20px; }
.modal__tags { display: flex; flex-wrap: wrap; gap: 10px; margin-bottom: 26px; }
.modal__tags span {
  padding: 6px 14px;
  border-radius: 999px;
  border: 1px solid var(--border);
  background: var(--surface);
  font-size: 12px;
  letter-spacing: 1px;
  color: var(--text-dim);
}

/* ---------- 滚动揭示动画 ---------- */
.reveal { opacity: 0; transform: translateY(30px); transition: opacity 0.8s var(--ease), transform 0.8s var(--ease); }
.reveal.is-visible { opacity: 1; transform: translateY(0); }

/* ---------- 响应式 ---------- */
@media (max-width: 768px) {
  .nav__links {
    position: fixed;
    top: 64px; right: 16px;
    flex-direction: column;
    gap: 4px;
    padding: 16px 22px;
    border-radius: 16px;
    background: rgba(14, 14, 24, 0.96);
    border: 1px solid var(--border);
    transform: translateY(-12px);
    opacity: 0;
    pointer-events: none;
    transition: all 0.3s var(--ease);
  }
  .nav__links.is-open { transform: translateY(0); opacity: 1; pointer-events: auto; }
  .nav__links a { padding: 8px 0; }
  .nav__toggle { display: flex; }
  .about__grid { grid-template-columns: 1fr; gap: 36px; }
  .section { padding: 80px 20px; }
  .footer { flex-direction: column; gap: 12px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; scroll-behavior: auto; }
  .reveal, .card { opacity: 1; transform: none; transition: none; }
}