/*
  卡片：信息流式圆角容器（约 18px）、无边框、柔和扩散阴影、内边距；
  黑底略亮卡面。竖版封面区 3:4 减少横向留白。
*/
:root {
  /* portfolio2 */
  --accent-rosegold: #b76e79;
  --accent-rosegold-light: #f4ebeb;
  --gradient-rosegold: linear-gradient(135deg, #e0bfb8 0%, #b76e79 100%);
  --text-portfolio-main: #1d1d1f;
  --text-portfolio-muted: #86868b;

  /* 黑底上的对应色 */
  --bg: #09090b;
  --bg-elevated: #0c0c0e;
  --surface: #1a1a1e;
  --surface-2: #1a1a1d;
  --border: rgba(255, 255, 255, 0.06);
  --text: #fbfbfd;
  --text-muted: #a8a8ad;
  --rosegold-glow: rgba(183, 110, 121, 0.22);
  --rosegold-soft-bg: rgba(183, 110, 121, 0.14);
  --rosegold-soft-bg-2: rgba(224, 191, 184, 0.08);

  --radius-card: 18px;
  --radius-inner: 12px;
  --radius-btn: 14px;
  --radius-tag: 8px;

  --shadow-card: 0 4px 20px rgba(0, 0, 0, 0.35), 0 12px 40px rgba(0, 0, 0, 0.22);
  --shadow-card-hover: 0 8px 28px rgba(0, 0, 0, 0.4), 0 16px 48px rgba(0, 0, 0, 0.28);
  /* 主按钮：加深酒红褐，更醒目 */
  --btn-primary: #5c2129;
  --btn-primary-hover: #722a35;
  --btn-primary-active: #4a1b22;
  --font: "Noto Sans SC", system-ui, -apple-system, sans-serif;
  --font-logo: "Outfit", "Noto Sans SC", system-ui, sans-serif;
  --header-h: 58px;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  min-height: 100vh;
  font-family: var(--font);
  color: var(--text);
  line-height: 1.55;
  background: var(--bg);
}

body::before {
  content: "";
  position: fixed;
  inset: 0;
  z-index: -1;
  pointer-events: none;
  background: radial-gradient(
    ellipse 70% 45% at 80% 0%,
    var(--rosegold-soft-bg-2),
    transparent 55%
  );
}

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

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

.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.skip-link {
  position: absolute;
  left: -999px;
  top: 0;
  background: var(--gradient-rosegold);
  color: var(--text-portfolio-main);
  padding: 0.5rem 1rem;
  z-index: 1000;
  font-weight: 700;
  border-radius: var(--radius-btn);
}

.skip-link:focus {
  left: 1rem;
  top: 1rem;
}

/* ── Logo：玫瑰金渐变字 + 圆点（同 CY.） ── */

.logo {
  display: inline-flex;
  align-items: baseline;
  gap: 0.06em;
  font-family: var(--font-logo);
  font-weight: 900;
  font-size: 1.24rem;
  letter-spacing: -0.03em;
  flex-shrink: 0;
}

.logo:hover .logo-cyou {
  filter: brightness(1.06);
}

.logo-cyou {
  font-size: 1.22em;
  line-height: 1;
  font-weight: 900;
  background: var(--gradient-rosegold);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  transition: filter 0.2s;
}

.logo-games {
  color: var(--text-muted);
  font-weight: 800;
  font-size: 0.72em;
  margin-left: 0.12em;
  letter-spacing: 0.06em;
}

/* ── Header ── */

.site-header {
  position: sticky;
  top: 0;
  z-index: 50;
  background: rgba(9, 9, 11, 0.88);
  backdrop-filter: blur(18px) saturate(1.1);
  border-bottom: none;
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.25);
}

.header-inner {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0 1.3rem;
  height: var(--header-h);
  display: flex;
  align-items: center;
  gap: 1.5rem;
}

.nav-main {
  display: flex;
  align-items: center;
  gap: 0.35rem;
  margin-left: auto;
}

.nav-link {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--text-muted);
  padding: 0.42rem 0.78rem;
  border-radius: var(--radius-btn);
  transition: color 0.2s, background 0.2s;
}

.nav-link:hover {
  color: var(--text);
  background: rgba(255, 255, 255, 0.05);
}

.nav-link--active {
  color: #e8c4c9;
  background: var(--rosegold-soft-bg);
}

/* ── Hero ── */

.hero {
  max-width: 1080px;
  margin: 0 auto;
  padding: 2.5rem 1.3rem 0.85rem;
}

.hero-title {
  margin: 0;
  max-width: 22em;
  font-size: 1.46rem;
  font-weight: 800;
  line-height: 1.38;
  letter-spacing: -0.02em;
  color: var(--text);
}

@media (min-width: 640px) {
  .hero-title {
    font-size: 1.92rem;
  }
}

/* ── Showcase ── */

.showcase {
  max-width: 1080px;
  margin: 0 auto;
  padding: 0.65rem 1.3rem 3.2rem;
}

.showcase-grid {
  display: grid;
  gap: 1.4rem;
  grid-template-columns: 1fr;
}

@media (min-width: 700px) {
  .showcase-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

/* ── Game Card：圆角容器 + 内边距 + 柔和阴影（无描边） ── */

.game-card {
  display: flex;
  flex-direction: column;
  border-radius: var(--radius-card);
  padding: 14px;
  border: none;
  background: var(--surface);
  box-shadow: var(--shadow-card);
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}

.game-card:hover,
.game-card:focus-within {
  transform: translateY(-3px);
  box-shadow: var(--shadow-card-hover);
}

.game-card:focus-visible {
  outline: 2px solid var(--accent-rosegold);
  outline-offset: 3px;
}

.game-card__cover {
  position: relative;
  /* 竖版插画：收窄横向留白（相对 16:10 横条） */
  aspect-ratio: 3 / 4;
  overflow: hidden;
  border-radius: var(--radius-inner);
  flex-shrink: 0;
}

.game-card__media {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

.game-card__badge {
  position: absolute;
  top: 0.65rem;
  left: 0.65rem;
  font-size: 0.58rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  padding: 0.3rem 0.52rem;
  border-radius: var(--radius-tag);
  background: rgba(0, 0, 0, 0.55);
  color: rgba(255, 255, 255, 0.92);
  border: none;
  backdrop-filter: blur(8px);
  z-index: 1;
}

.game-card__info {
  margin-top: 12px;
  padding: 0 2px 4px;
  display: flex;
  flex-direction: column;
  flex: 1;
  background: transparent;
  border: none;
  border-radius: 0;
  min-height: 0;
}

.game-card__title {
  margin: 0 0 0.48rem;
  font-size: 1.02rem;
  font-weight: 800;
  line-height: 1.32;
  color: var(--text);
}

.game-card__desc {
  margin: 0 0 0.92rem;
  font-size: 0.8125rem;
  color: var(--text-muted);
  line-height: 1.62;
}

.game-card__action {
  margin-top: auto;
}

.btn--play {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 100%;
  padding: 0.78rem 1rem;
  border-radius: var(--radius-btn);
  border: none;
  background: var(--btn-primary);
  color: #fff;
  font: inherit;
  font-size: 0.875rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  cursor: pointer;
  box-shadow:
    0 4px 0 rgba(0, 0, 0, 0.35),
    0 8px 24px rgba(0, 0, 0, 0.4),
    inset 0 1px 0 rgba(255, 255, 255, 0.12);
  transition: background 0.2s, transform 0.12s, box-shadow 0.2s;
}

.btn--play:hover {
  background: var(--btn-primary-hover);
  box-shadow:
    0 4px 0 rgba(0, 0, 0, 0.3),
    0 10px 28px rgba(92, 33, 41, 0.45),
    inset 0 1px 0 rgba(255, 255, 255, 0.14);
}

.btn--play:active {
  transform: translateY(2px);
  background: var(--btn-primary-active);
  box-shadow:
    0 2px 0 rgba(0, 0, 0, 0.35),
    0 4px 14px rgba(0, 0, 0, 0.35),
    inset 0 1px 0 rgba(255, 255, 255, 0.08);
}

/* ── Coming Soon ── */

.game-card--coming {
  cursor: default;
}

.game-card--coming:hover,
.game-card--coming:focus-visible {
  transform: none;
  box-shadow: var(--shadow-card);
}

.game-card--coming .game-card__cover {
  border-radius: var(--radius-inner);
  aspect-ratio: 3 / 4;
}

.game-card__cover--coming {
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(180deg, #222228 0%, #16161a 100%);
  border: none;
}

.game-card--coming .game-card__info {
  margin-top: 12px;
}

.coming-icon {
  font-size: 2.6rem;
  line-height: 1;
  opacity: 0.85;
}

.game-card__title--muted {
  color: var(--text-muted);
}

.game-card--coming .game-card__desc {
  color: var(--text-muted);
}

/* ── Footer ── */

.site-footer {
  border-top: none;
  padding: 3rem 1.3rem 3.25rem;
  background: var(--bg-elevated);
  box-shadow: 0 -12px 40px rgba(0, 0, 0, 0.2);
}

.footer-about {
  max-width: 28rem;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.25rem;
  text-align: center;
}

.footer-about .logo--footer {
  margin: 0;
}

.footer-blurb {
  display: flex;
  flex-direction: column;
  gap: 0.45rem;
}

.footer-lead {
  margin: 0;
  font-size: 0.9rem;
  font-weight: 600;
  color: rgba(251, 251, 253, 0.88);
  line-height: 1.55;
  letter-spacing: 0.02em;
}

.footer-sub {
  margin: 0;
  font-size: 0.78rem;
  font-weight: 500;
  color: var(--text-muted);
  line-height: 1.5;
  letter-spacing: 0.06em;
}

.footer-mail {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  margin: 0.15rem 0 0;
  padding: 0.32rem 0.75rem;
  font-size: 0.78rem;
  font-weight: 500;
  color: rgba(168, 168, 173, 0.65);
  text-decoration: none;
  border-radius: 9999px;
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.05);
  transition: color 0.2s, border-color 0.2s, background 0.2s;
}

.footer-mail:hover {
  color: var(--text-muted);
  background: rgba(255, 255, 255, 0.04);
  border-color: rgba(255, 255, 255, 0.08);
}

.footer-mail:active {
  opacity: 0.92;
}

.footer-mail:focus-visible {
  outline: 1px solid rgba(255, 255, 255, 0.2);
  outline-offset: 3px;
}

.footer-mail-icon {
  flex-shrink: 0;
  opacity: 0.55;
}

/* ── Play page ── */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.35rem;
  border-radius: var(--radius-btn);
  padding: 0.5rem 1.08rem;
  font: inherit;
  font-weight: 700;
  font-size: 0.84rem;
  border: none;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, transform 0.1s;
}

.btn:active {
  transform: scale(0.97);
}

.btn--ghost {
  background: rgba(255, 255, 255, 0.08);
  color: var(--text);
  border: none;
}

.btn--ghost:hover {
  background: var(--rosegold-soft-bg);
  color: #f4ebeb;
}