/* ==========================================================================
   Dynamic Notch - Apple Style Live Activity Stylesheet
   ========================================================================== */

:root {
  --COLOR_BG_BASE: #000000;
  --COLOR_BG_ELEVATED: #0a0a0a;
  --COLOR_BG_CARD: rgba(18, 18, 20, 0.75);
  --COLOR_BG_CARD_HOVER: rgba(28, 28, 32, 0.9);

  --COLOR_ACCENT_PURPLE: #9d4edd;
  --COLOR_ACCENT_GLOW: rgba(168, 85, 247, 0.45);
  --COLOR_ACCENT_LIGHT: #e0aaff;
  --COLOR_ACCENT_PINK: #c77dff;
  --COLOR_ACCENT_GREEN: #34c759;
  --COLOR_ACCENT_CYAN: #38bdf8;

  --COLOR_TEXT_PRIMARY: #f5f5f7;
  --COLOR_TEXT_SECONDARY: #a1a1a6;
  --COLOR_TEXT_MUTED: #6e6e73;

  --BORDER_LIGHT: rgba(255, 255, 255, 0.08);
  --BORDER_ACTIVE: rgba(192, 132, 252, 0.55);
  --BORDER_CARD: rgba(255, 255, 255, 0.06);

  --FONT_MAIN: -apple-system, BlinkMacSystemFont, "SF Pro Display", "SF Pro Text", "Plus Jakarta Sans", "Segoe UI", Roboto, sans-serif;
  --FONT_MONO: "SF Mono", Menlo, Monaco, Consolas, monospace;

  --SPRING_EASING: cubic-bezier(0.16, 1, 0.3, 1);
  --TRANSITION_SMOOTH: 0.45s var(--SPRING_EASING);
}

/* 基础重置 - 注意：绝不可以在 html/body 上加 overflow-x: hidden，避免破坏 CSS sticky！ */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  background-color: #000000;
  color: var(--COLOR_TEXT_PRIMARY);
  font-family: var(--FONT_MAIN);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  min-height: 100vh;
  position: relative;
  line-height: 1.6;
  background-color: #000000;
}

/* ==========================================================================
   全局苹果发布会柔光弥散光晕 (关闭大面积泛紫光晕，保持纯净黑底)
   ========================================================================== */
.ambient-glow {
  display: none;
}

/* ==========================================================================
   顶部极简毛玻璃导航栏 (纯黑毛玻璃背景 + 保持高亮紫强调)
   ========================================================================== */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  height: 56px;
  z-index: 100;
  background: rgba(0, 0, 0, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--BORDER_LIGHT);
  transition: background-color 0.3s ease;
}

.site-header.scrolled {
  background: rgba(0, 0, 0, 0.92);
  border-bottom-color: rgba(255, 255, 255, 0.12);
}

/* 导航栏语言选择器 (支持多达 17 种内置语言) */
.lang-selector-wrap {
  position: relative;
  display: inline-flex;
  align-items: center;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  padding: 4px 10px;
  gap: 6px;
  margin-left: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.lang-selector-wrap:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(192, 132, 252, 0.5);
}

.lang-globe-icon {
  color: var(--COLOR_TEXT_SECONDARY);
  flex-shrink: 0;
}

.lang-select {
  appearance: none;
  -webkit-appearance: none;
  background: transparent;
  border: none;
  color: #ffffff;
  font-size: 11px;
  font-weight: 600;
  font-family: var(--FONT_MAIN);
  cursor: pointer;
  outline: none;
  padding-right: 14px;
}

.lang-select option {
  background: #121216;
  color: #ffffff;
}

.lang-chevron-icon {
  position: absolute;
  right: 8px;
  pointer-events: none;
  color: var(--COLOR_TEXT_MUTED);
  transition: transform 0.2s ease;
}

.nav-container {
  max-width: 1240px;
  margin: 0 auto;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 24px;
}

.nav-brand {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
  color: var(--COLOR_TEXT_PRIMARY);
  font-weight: 600;
  font-size: 16px;
}

.brand-icon {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  box-shadow: 0 0 12px rgba(168, 85, 247, 0.35);
}

.brand-name {
  font-weight: 700;
  background: linear-gradient(180deg, #ffffff 0%, #d4d4d8 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 24px;
}

.nav-link {
  font-size: 14px;
  color: var(--COLOR_TEXT_SECONDARY);
  text-decoration: none;
  display: flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  transition: color 0.2s ease;
}

.nav-link:hover {
  color: var(--COLOR_TEXT_PRIMARY);
}

.nav-btn-primary {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 6px 16px;
  background: #ffffff;
  color: #000000;
  border-radius: 999px;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s ease;
  box-shadow: 0 0 18px rgba(255, 255, 255, 0.25);
}

.nav-btn-primary:hover {
  background: #f0f0f5;
  transform: translateY(-1px);
}

/* 首屏文案先出现，刘海画面在其下方自然接入页面。 */
.hero-section {
  position: relative;
  min-height: max(100vh, 760px);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: flex-start;
  padding: clamp(96px, 8vw, 132px) 24px 34px;
  text-align: center;
  z-index: 2;
  isolation: isolate;
  background: #050507;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 860px;
  display: flex;
  flex-direction: column;
  align-items: center;
  margin-bottom: 36px;
  will-change: transform, opacity;
  transition: transform 0.1s ease-out, opacity 0.1s ease-out;
}

.hero-content > * {
  animation: heroTextEnter 0.85s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.hero-badge { animation-delay: 0.08s; }
.hero-title { animation-delay: 0.2s; }
.hero-subtitle { animation-delay: 0.34s; }
.hero-actions { animation-delay: 0.48s; }

@keyframes heroTextEnter {
  from { opacity: 0; transform: translateY(18px); }
  to { opacity: 1; transform: translateY(0); }
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(255, 255, 255, 0.035);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: 999px;
  margin-bottom: 20px;
  backdrop-filter: blur(8px);
}

.badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background-color: var(--COLOR_ACCENT_PINK);
  box-shadow: none;
}

.badge-text {
  font-size: 12px;
  font-weight: 600;
  color: var(--COLOR_ACCENT_LIGHT);
  letter-spacing: 0.3px;
}

.hero-title {
  font-size: clamp(40px, 6.5vw, 76px);
  line-height: 1.08;
  font-weight: 700;
  letter-spacing: -1.5px;
  margin-bottom: 18px;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.title-intro {
  color: #ffffff;
  font-weight: 600;
}

.title-highlight {
  background: linear-gradient(135deg, #f5d0fe 0%, #d8b4fe 30%, #c084fc 70%, #9333ea 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  text-shadow: none;
}

.hero-subtitle {
  font-size: clamp(16px, 2.1vw, 21px);
  color: var(--COLOR_TEXT_SECONDARY);
  max-width: 680px;
  margin-bottom: 34px;
  line-height: 1.55;
}

.hero-actions {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

.btn-download {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 26px;
  background: #ffffff;
  color: #000000;
  border-radius: 999px;
  text-decoration: none;
  font-weight: 600;
  font-size: 14px;
  box-shadow: 0 0 35px rgba(255, 255, 255, 0.25);
  transition: all 0.3s ease;
}

.btn-download:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 45px rgba(255, 255, 255, 0.4);
}

.btn-subtext {
  font-size: 12px;
  color: #666;
  padding-left: 6px;
  border-left: 1px solid rgba(0, 0, 0, 0.15);
}

.btn-github {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 13px 24px;
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.14);
  color: var(--COLOR_TEXT_PRIMARY);
  border-radius: 999px;
  text-decoration: none;
  font-weight: 500;
  font-size: 14px;
  backdrop-filter: blur(12px);
  transition: all 0.3s ease;
}

.btn-github:hover {
  background: rgba(255, 255, 255, 0.12);
  border-color: rgba(255, 255, 255, 0.3);
  transform: translateY(-2px);
}

.btn-badge {
  font-size: 11px;
  background: rgba(168, 85, 247, 0.25);
  color: var(--COLOR_ACCENT_LIGHT);
  padding: 2px 8px;
  border-radius: 999px;
  font-weight: 600;
}
/* ==========================================================================
   首屏专属：1:1 严格复刻官方渲染图巨幅流光刘海特写 (只在首屏展示)
   ========================================================================== */
.hero-notch-reveal-stage {
  position: relative;
  flex: none;
  width: 100vw;
  height: calc(100vw * 754 / 2086);
  margin-top: clamp(-150px, -7vw, -50px);
  transform-origin: top left;
  pointer-events: none;
  z-index: 0;
  will-change: transform, opacity;
}

.hero-notch-contour-wrap {
  position: relative;
  width: 100%;
  height: 100%;
  z-index: 2;
  display: flex;
  justify-content: center;
}

.notch-contour-svg {
  width: 100%;
  height: 100%;
  display: block;
  overflow: hidden;
}

.notch-screen-fill {
  fill: url(#notchScreenGlow);
}

.notch-black-fill {
  fill: #030305;
}

.notch-base-path {
  fill: none;
  stroke: url(#notchEdgeLight);
  stroke-width: 2.6px;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.notch-glow-underlay {
  fill: none;
  stroke: url(#notchEdgeLight);
  stroke-width: 17px;
  stroke-linecap: round;
  stroke-linejoin: round;
  filter: url(#neonBlur);
  opacity: 0.9;
}

.notch-flow-beam {
  fill: none;
  stroke: #ffffff;
  stroke-width: 2px;
  stroke-linecap: round;
  stroke-linejoin: round;
  stroke-dasharray: 80 4000;
  animation: beamCircuitFlow 8s linear infinite;
  opacity: 0.42;
  filter: drop-shadow(0 0 6px #e879f9);
}

@keyframes beamCircuitFlow {
  to { stroke-dashoffset: -4080; }
}

/* 首屏滚动探索指示器 */
.scroll-indicator {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  margin-top: 14px;
  margin-bottom: 24px;
  opacity: 0.75;
  transition: opacity 0.3s ease;
}

.mouse-scroll-wheel {
  width: 20px;
  height: 32px;
  border: 2px solid rgba(255, 255, 255, 0.35);
  border-radius: 10px;
  display: flex;
  justify-content: center;
  padding-top: 5px;
}

.wheel-dot {
  width: 4px;
  height: 7px;
  background-color: #ffffff;
  border-radius: 2px;
  animation: wheelScroll 1.6s infinite ease-in-out;
}

@keyframes wheelScroll {
  0% { transform: translateY(0); opacity: 1; }
  100% { transform: translateY(10px); opacity: 0; }
}

.scroll-label {
  font-size: 12px;
  font-weight: 500;
  color: var(--COLOR_TEXT_SECONDARY);
  letter-spacing: 0.2px;
}

/* ==========================================================================
   核心联动展示区 (支持首屏居中至左侧演播台连续空间位移动效)
   ========================================================================== */
.interactive-showcase {
  position: relative;
  z-index: 10;
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 24px 80px;
}

.showcase-container {
  display: grid;
  grid-template-columns: 1.1fr 1fr;
  gap: 50px;
  align-items: start;
}

/* 左侧固定栏 (Sticky Column) */
.stage-sticky-col {
  position: -webkit-sticky;
  position: sticky;
  top: 76px;
  height: calc(100vh - 90px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  z-index: 20;
}

/* 模拟 MacBook 屏幕框架 (支持从屏幕居中向左平滑入座的空间变换) */
.macbook-screen-mockup {
  position: relative;
  width: 100%;
  max-width: 600px;
  margin: 0 auto;
  aspect-ratio: 16 / 10.2;
  background: #000000;
  border-radius: 20px;
  border: 1px solid rgba(255, 255, 255, 0.16);
  box-shadow: 
    0 30px 80px -15px rgba(0, 0, 0, 0.95),
    0 0 0 1px rgba(255, 255, 255, 0.08),
    0 0 50px rgba(147, 51, 234, 0.2);
  overflow: visible;
  display: flex;
  flex-direction: column;
  will-change: opacity;
}

/* 右侧故事卡片列 (支持滚动初期渐显)
   节奏锁定: 卡片高 = 左侧刘海演播台高 (100vh - 90px)，列间距 = 90px，
   于是「卡片 + 间距」正好等于一屏高度，任何视口下都只会完整呈现一个栏目。 */
.story-scroll-col {
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 90px;
  padding: 76px 0 90px;
  will-change: transform, opacity;
  transition: opacity 0.2s ease-out, transform 0.2s ease-out;
}

/* 屏幕顶端原生刘海挂载区 */
.notch-wrapper {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  z-index: 30;
}

/* 柔光溢彩光晕 */
.island-glow-halo {
  position: absolute;
  top: 10px;
  left: 50%;
  transform: translateX(-50%);
  width: 440px;
  height: 100px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.45) 0%, rgba(126, 34, 206, 0.18) 50%, transparent 75%);
  filter: blur(30px);
  pointer-events: none;
  z-index: -1;
  opacity: 0.85;
  transition: all 0.45s ease;
}

/* ==========================================================================
   模拟刘海核心组件实体 (Notch Island Entity)
   ========================================================================== */
.notch-island {
  position: relative;
  background: #000000;
  color: #ffffff;
  display: flex;
  flex-direction: column;
  align-items: center;
  overflow: hidden;
  box-shadow: 
    0 0 0 1px rgba(255, 255, 255, 0.14),
    0 8px 25px rgba(0, 0, 0, 0.85),
    0 0 35px rgba(168, 85, 247, 0.4);
  transition: 
    width 0.45s var(--SPRING_EASING),
    height 0.45s var(--SPRING_EASING),
    border-radius 0.45s var(--SPRING_EASING),
    box-shadow 0.35s ease;
  user-select: none;
}

/* --------------------------------------------------------------------------
   展开态专属顶部状态栏: BoringHeader.swift
   -------------------------------------------------------------------------- */
.boring-header-bar {
  width: 100%;
  height: 34px;
  display: none;
  align-items: center;
  justify-content: space-between;
  padding: 0 14px;
  opacity: 0;
  transform: translateY(-8px);
  pointer-events: none;
  transition: opacity 0.35s cubic-bezier(0.16, 1, 0.3, 1), transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
  box-sizing: border-box;
}

.header-leading-status {
  display: flex;
  align-items: center;
  gap: 6px;
}

.header-btn {
  width: 26px;
  height: 26px;
  background: #121216;
  border: 1px solid rgba(255, 255, 255, 0.08);
  color: #a1a1a6;
  display: flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  transition: background 0.15s, color 0.15s;
}

.header-btn:hover {
  background: #1c1c22;
  color: #ffffff;
}

.header-physical-notch-mask {
  width: 185px;
  height: 34px;
  background: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  position: relative;
}





.header-trailing-status {
  display: flex;
  align-items: center;
  gap: 6px;
}

.boring-battery-widget {
  display: flex;
  align-items: center;
  gap: 5px;
}

.battery-pct-label {
  font-size: 11px;
  font-weight: 600;
  color: #d1d1d6;
}

.mini-battery-shell {
  position: relative;
  width: 22px;
  height: 11px;
  border: 1px solid rgba(255, 255, 255, 0.45);
  border-radius: 3px;
  padding: 1px;
}

.mini-battery-fill {
  height: 100%;
  background: #34c759;
  border-radius: 1.5px;
}

.mini-battery-cap {
  position: absolute;
  right: -3px;
  top: 3px;
  width: 2px;
  height: 4px;
  background: rgba(255, 255, 255, 0.45);
  border-radius: 0 1px 1px 0;
}

/* --------------------------------------------------------------------------
   视图面板通用层
   -------------------------------------------------------------------------- */
.notch-view-panel {
  width: 100%;
  flex: 1;
  display: none;
  align-items: center;
  justify-content: center;
  opacity: 0;
  transform: scale(0.96);
  transition: opacity 0.25s ease, transform 0.3s var(--SPRING_EASING);
  overflow: hidden;
}

/* --------------------------------------------------------------------------
   各形态类状态机 (State Matrix - 严格符合 7 大 Live Activity 真实尺寸)
   -------------------------------------------------------------------------- */

/* 0. 原生空刘海 (State: Empty - 185x34px 静默物理硬件刘海) */
.notch-island.state-empty {
  width: 185px;
  height: 34px;
  border-radius: 0 0 14px 14px;
  box-shadow: 
    0 0 0 1px rgba(255, 255, 255, 0.1),
    0 4px 16px rgba(0, 0, 0, 0.8),
    0 0 25px rgba(168, 85, 247, 0.25);
}
.notch-island.state-empty .view-empty {
  display: flex;
  opacity: 1;
  animation: appViewFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* 1. 紧凑双翼 (State: Wings - 音乐播放与频谱跳动) */
.notch-island.state-wings {
  width: 280px;
  height: 34px;
  border-radius: 0 0 14px 14px;
  box-shadow: 
    0 0 0 1px rgba(255, 255, 255, 0.12),
    0 4px 20px rgba(0, 0, 0, 0.8),
    0 0 35px rgba(168, 85, 247, 0.4);
}
.notch-island.state-wings .view-wings {
  display: flex;
  opacity: 1;
  pointer-events: auto;
  animation: appViewFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.notch-island.state-wings .wing-leading {
  animation: appWingSlideLeft 0.42s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.notch-island.state-wings .wing-trailing {
  animation: appWingSlideRight 0.42s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* 2. 展开媒体岛 (State: Expanded - 460x180px 沉浸控制中枢) */
.notch-island.state-expanded {
  width: 460px;
  height: 180px;
  border-radius: 0 0 28px 28px;
  box-shadow: 
    0 0 0 1px rgba(192, 132, 252, 0.35),
    0 16px 48px rgba(0, 0, 0, 0.95),
    0 0 55px rgba(168, 85, 247, 0.45);
}
.notch-island.state-expanded .boring-header-bar {
  display: flex;
  opacity: 1;
  pointer-events: auto;
  animation: appViewFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.notch-island.state-expanded .view-expanded {
  display: flex;
  opacity: 1;
  pointer-events: auto;
  animation: appViewExpandSpring 0.42s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* 3. 切歌悬浮胶囊状态 (State: Sneak - 280x34px 刘海双翼保持音乐播放 + 下方浮现切歌胶囊) */
.notch-island.state-sneak {
  width: 280px;
  height: 34px;
  border-radius: 0 0 14px 14px;
  box-shadow: 
    0 0 0 1px rgba(56, 189, 248, 0.35),
    0 6px 20px rgba(0, 0, 0, 0.8),
    0 0 35px rgba(56, 189, 248, 0.3);
}
.notch-island.state-sneak .view-wings {
  display: flex;
  opacity: 1;
  pointer-events: auto;
  animation: appViewFadeIn 0.35s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.notch-island.state-sneak ~ .floating-popups-layer .sneak-peek-track-capsule {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* 4. 独立音量调节 HUD (State: Volume - 280x34px 刘海双翼保持音乐播放 + 下方浮现 iOS 反色音量条) */
.notch-island.state-volume {
  width: 280px;
  height: 34px;
  border-radius: 0 0 14px 14px;
  box-shadow: 
    0 0 0 1px rgba(255, 255, 255, 0.18),
    0 6px 20px rgba(0, 0, 0, 0.8),
    0 0 35px rgba(255, 255, 255, 0.2);
}
.notch-island.state-volume .view-wings {
  display: flex;
  opacity: 1;
  pointer-events: auto;
  animation: appViewFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.notch-island.state-volume ~ .floating-popups-layer .floating-hud-bar {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* 5. 独立快充 HUD 状态 (State: Charging - 280x34px 刘海双翼保持音乐播放 + 下方浮现 MagSafe 快充条) */
.notch-island.state-charging {
  width: 280px;
  height: 34px;
  border-radius: 0 0 14px 14px;
  box-shadow: 
    0 0 0 1px rgba(52, 199, 89, 0.4),
    0 6px 20px rgba(0, 0, 0, 0.8),
    0 0 35px rgba(52, 199, 89, 0.35);
}
.notch-island.state-charging .view-wings {
  display: flex;
  opacity: 1;
  pointer-events: auto;
  animation: appViewFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.notch-island.state-charging ~ .floating-popups-layer .battery-notification-popup {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* 兼容别名 (State: HUD) */
.notch-island.state-hud {
  width: 280px;
  height: 34px;
  border-radius: 0 0 14px 14px;
  box-shadow: 
    0 0 0 1px rgba(52, 199, 89, 0.4),
    0 6px 20px rgba(0, 0, 0, 0.8),
    0 0 35px rgba(52, 199, 89, 0.35);
}
.notch-island.state-hud .view-wings {
  display: flex;
  opacity: 1;
}
.notch-island.state-hud ~ .floating-popups-layer .battery-notification-popup,
.notch-island.state-hud ~ .floating-popups-layer .floating-hud-bar {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* 6. Unix Socket 实时活动 (State: Socket - 440x78px) */
.notch-island.state-socket {
  width: 440px;
  height: 78px;
  border-radius: 0 0 22px 22px;
  box-shadow: 
    0 0 0 1px rgba(56, 189, 248, 0.4),
    0 10px 30px rgba(0, 0, 0, 0.9),
    0 0 45px rgba(56, 189, 248, 0.35);
}
.notch-island.state-socket .boring-header-bar,
.notch-island.state-socket .view-socket {
  display: flex;
  opacity: 1;
  pointer-events: auto;
  animation: appViewExpandSpring 0.38s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}

/* 7. Windows 风格顶边分屏吸附状态 (State: Snap - 280x34px 刘海双翼 + 顶边悬浮分屏面板与幽灵窗口) */
.notch-island.state-snap {
  width: 280px;
  height: 34px;
  border-radius: 0 0 14px 14px;
  box-shadow: 
    0 0 0 1px rgba(56, 189, 248, 0.4),
    0 6px 20px rgba(0, 0, 0, 0.8),
    0 0 35px rgba(56, 189, 248, 0.35);
}
.notch-island.state-snap .view-wings {
  display: flex;
  opacity: 1;
  pointer-events: auto;
  animation: appViewFadeIn 0.3s cubic-bezier(0.16, 1, 0.3, 1) forwards;
}
.notch-island.state-snap ~ .floating-popups-layer .window-snap-overlay {
  opacity: 1;
  transform: translateY(0);
  pointer-events: auto;
}

/* --------------------------------------------------------------------------
   具体视图 0: 原生空刘海 (view-empty) - 默认隐藏绝不占位，激活时 185px 物理镜头微光
   -------------------------------------------------------------------------- */
.view-empty {
  width: 100%;
  height: 34px;
  display: none;
  align-items: center;
  justify-content: center;
  pointer-events: none;
  box-sizing: border-box;
}



/* --------------------------------------------------------------------------
   App 风格流体物理动效关键帧 (App-like Spring Motion Keyframes)
   -------------------------------------------------------------------------- */
@keyframes appViewFadeIn {
  0% {
    opacity: 0;
    transform: scale(0.92);
  }
  100% {
    opacity: 1;
    transform: scale(1);
  }
}

@keyframes appWingSlideLeft {
  0% {
    opacity: 0;
    transform: translateX(18px) scale(0.85);
  }
  100% {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes appWingSlideRight {
  0% {
    opacity: 0;
    transform: translateX(-18px) scale(0.85);
  }
  100% {
    opacity: 1;
    transform: translateX(0) scale(1);
  }
}

@keyframes appViewExpandSpring {
  0% {
    opacity: 0;
    transform: translateY(14px) scale(0.95);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
  }
}



/* --------------------------------------------------------------------------
   具体视图 1: 紧凑双翼 (view-wings) - 185px 物理刘海 + iOS 6 柱声学物理波形
   -------------------------------------------------------------------------- */
.wings-container {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 10px;
  box-sizing: border-box;
}

.wing-leading {
  display: flex;
  align-items: center;
}

.wing-mini-art {
  width: 20px;
  height: 20px;
  border-radius: 6px;
  object-fit: cover;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.6);
}

.wing-center-notch {
  width: 185px;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}



.wing-trailing {
  display: flex;
  align-items: center;
}

/* iOS 原版声学频谱：从垂直中心对称向上下两端脉动跳跃 */
.wing-audio-spectrum {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 2.2px;
  height: 16px;
}

.spectrum-bar {
  width: 2.2px;
  height: 13px;
  background: linear-gradient(180deg, #d8b4fe 0%, #38bdf8 100%);
  border-radius: 999px;
  transform-origin: center center;
  will-change: transform;
}

/* 6 柱物理谐波中心对称脉冲动效 */
.spectrum-bar.sp-1 { animation: eqCenterPulse1 0.72s infinite ease-in-out; }
.spectrum-bar.sp-2 { animation: eqCenterPulse2 0.84s infinite ease-in-out 0.12s; }
.spectrum-bar.sp-3 { animation: eqCenterPulse3 0.64s infinite ease-in-out 0.05s; }
.spectrum-bar.sp-4 { animation: eqCenterPulse4 0.92s infinite ease-in-out 0.16s; }
.spectrum-bar.sp-5 { animation: eqCenterPulse5 0.76s infinite ease-in-out 0.22s; }
.spectrum-bar.sp-6 { animation: eqCenterPulse6 0.8s infinite ease-in-out 0.1s; }

@keyframes eqCenterPulse1 {
  0%, 100% { transform: scaleY(0.22); }
  35% { transform: scaleY(0.85); }
  65% { transform: scaleY(0.42); }
  85% { transform: scaleY(0.68); }
}

@keyframes eqCenterPulse2 {
  0%, 100% { transform: scaleY(0.28); }
  30% { transform: scaleY(1.0); }
  60% { transform: scaleY(0.48); }
  80% { transform: scaleY(0.78); }
}

@keyframes eqCenterPulse3 {
  0%, 100% { transform: scaleY(0.18); }
  45% { transform: scaleY(0.95); }
  75% { transform: scaleY(0.38); }
}

@keyframes eqCenterPulse4 {
  0%, 100% { transform: scaleY(0.32); }
  25% { transform: scaleY(0.88); }
  65% { transform: scaleY(0.32); }
  88% { transform: scaleY(0.75); }
}

@keyframes eqCenterPulse5 {
  0%, 100% { transform: scaleY(0.22); }
  42% { transform: scaleY(0.98); }
  72% { transform: scaleY(0.5); }
}

@keyframes eqCenterPulse6 {
  0%, 100% { transform: scaleY(0.25); }
  48% { transform: scaleY(0.82); }
  76% { transform: scaleY(0.4); }
}

/* --------------------------------------------------------------------------
   具体视图 2: 展开媒体岛 (view-expanded - NOTCH_PANEL_CONTAINER_HEIGHT = 103px)
   -------------------------------------------------------------------------- */
.music-player-view {
  width: 100%;
  height: 103px;
  display: flex;
  align-items: center;
  padding: 0 16px;
  gap: 14px;
  box-sizing: border-box;
}

.album-art-container {
  position: relative;
  width: 86px;
  height: 86px;
  flex-shrink: 0;
}

.album-art-glow-bg {
  position: absolute;
  inset: -6px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.6) 0%, transparent 70%);
  filter: blur(16px);
  border-radius: 16px;
}

.album-art-box {
  position: relative;
  width: 100%;
  height: 100%;
  border-radius: 16px;
  overflow: hidden;
  box-shadow: 0 4px 16px rgba(0, 0, 0, 0.75);
}

.album-art-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  display: block;
}

.music-app-overlay {
  position: absolute;
  right: 5px;
  bottom: 5px;
  width: 22px;
  height: 22px;
  background: #000000;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.8);
}

.music-controls-container {
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  height: 86px;
  overflow: hidden;
}

.song-info-header {
  display: flex;
  flex-direction: column;
  gap: 1px;
}

.song-title-marquee {
  font-size: 13px;
  font-weight: 700;
  color: #ffffff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.2;
}

.artist-name-marquee {
  font-size: 11px;
  font-weight: 500;
  color: #a1a1a6;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.2;
}

.lyrics-timeline-row {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  color: #8e8e93;
  margin-top: 1px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.lyrics-dot {
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: #c084fc;
  flex-shrink: 0;
}

.music-slider-row {
  display: flex;
  align-items: center;
  gap: 8px;
  margin: 1px 0;
}

.time-stamp {
  font-size: 9px;
  color: #8e8e93;
  font-family: var(--FONT_MONO);
}

.custom-slider-track {
  position: relative;
  flex: 1;
  height: 3.5px;
  background: rgba(255, 255, 255, 0.18);
  border-radius: 2px;
}

.custom-slider-fill {
  height: 100%;
  background: #ffffff;
  border-radius: 2px;
}

.custom-slider-thumb {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 7px;
  height: 7px;
  background: #ffffff;
  border-radius: 50%;
  box-shadow: 0 0 4px rgba(255, 255, 255, 0.8);
}

.slot-toolbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 220px;
}

.slot-btn {
  background: transparent;
  border: none;
  color: #ffffff;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 3px;
  border-radius: 4px;
  transition: transform 0.15s;
}

.slot-btn:hover {
  transform: scale(1.15);
}

.slot-btn.active-tint {
  color: #c084fc;
}

.btn-play-main {
  background: rgba(255, 255, 255, 0.14);
  width: 26px;
  height: 26px;
  border-radius: 50%;
}

.media-session-pill {
  display: flex;
  align-items: center;
  gap: 4px;
  background: rgba(255, 255, 255, 0.08);
  border: 0.5px solid rgba(255, 255, 255, 0.14);
  padding: 4px 8px;
  border-radius: 999px;
  font-size: 10px;
  color: #d1d1d6;
  align-self: center;
}

.session-indicator-dot {
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: #1db954;
}

/* --------------------------------------------------------------------------
   具体视图 3: Unix Socket 实时活动卡片 (view-socket)
   -------------------------------------------------------------------------- */
.socket-activity-container {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 8px 18px;
}

.socket-icon-circle {
  width: 34px;
  height: 34px;
  background: rgba(56, 189, 248, 0.15);
  border: 1px solid rgba(56, 189, 248, 0.3);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #38bdf8;
}

.socket-meta-info {
  display: flex;
  flex-direction: column;
  margin-left: 12px;
  flex: 1;
}

.socket-title {
  font-size: 12px;
  font-weight: 700;
  color: #ffffff;
}

.socket-detail {
  font-size: 10px;
  color: #a1a1a6;
}

.socket-badge {
  font-size: 9px;
  padding: 3px 8px;
  background: rgba(255, 255, 255, 0.1);
  color: #e0aaff;
  border-radius: 999px;
  font-weight: 600;
}

/* --------------------------------------------------------------------------
   浮动弹窗层: Sneak Peek 切歌悬浮胶囊 & 电池快充 HUD (下沉排列，完全不遮挡时钟)
   -------------------------------------------------------------------------- */
.floating-popups-layer {
  position: absolute;
  top: 44px;
  left: 0;
  right: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  pointer-events: none;
  z-index: 40;
}

/* 切歌悬浮胶囊 (Unified Track Alert Capsule: 224x30px) */
.sneak-peek-track-capsule {
  width: 224px;
  height: 30px;
  background: rgba(18, 16, 26, 0.94);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.16);
  border-radius: 15px;
  display: flex;
  align-items: center;
  padding: 0 10px;
  gap: 8px;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.85), 0 0 20px rgba(56, 189, 248, 0.2);
  opacity: 0;
  transform: translateY(-8px);
  transition: all 0.35s var(--SPRING_EASING);
  box-sizing: border-box;
}

.capsule-artwork-mini {
  width: 20px;
  height: 20px;
  border-radius: 5px;
  overflow: hidden;
  flex-shrink: 0;
}

.capsule-artwork-mini img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.capsule-track-info {
  display: flex;
  flex-direction: column;
  flex: 1;
  overflow: hidden;
}

.capsule-track-title {
  font-size: 11px;
  font-weight: 700;
  color: #ffffff;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.15;
}

.capsule-track-sub {
  font-size: 9px;
  color: #8e8e93;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  line-height: 1.15;
}

.capsule-right-badge {
  display: flex;
  align-items: center;
}

.capsule-now-pill {
  font-size: 9.5px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.6);
  padding: 1.5px 6px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 999px;
}

/* 电池 MagSafe 快充弹窗 (BatteryNotificationPopup: 246x30px - Uneven 填充与高精截断线) */
.battery-notification-popup {
  width: 246px;
  height: 30px;
  background: #000000;
  border: 0.8px solid rgba(52, 199, 89, 0.28);
  border-radius: 15px;
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.85);
  opacity: 0;
  transform: translateY(-8px);
  transition: all 0.35s var(--SPRING_EASING);
  box-sizing: border-box;
}

/* 绿色电量渐变背景填充层 (UnevenRoundedRectangle 效果) */
.battery-uneven-fill {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: rgba(52, 199, 89, 0.35);
  border-radius: 15px 0 0 15px;
  pointer-events: none;
}

/* 截断微光分割线 */
.battery-fill-demarcation {
  position: absolute;
  top: 0;
  bottom: 0;
  width: 1px;
  background: rgba(52, 199, 89, 0.75);
  pointer-events: none;
}

.battery-content-row {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  box-sizing: border-box;
}

.battery-popup-text {
  font-size: 11px;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: -0.1px;
}

.battery-popup-accessory {
  display: flex;
  align-items: center;
}

.bolt-pulsing {
  animation: pulseDot 1.6s infinite alternate;
}

/* 浮动音量调节条 (VolumeSliderContent: 200x30px - iOS 反色遮罩填充) */
.floating-hud-bar {
  width: 200px;
  height: 30px;
  background: rgba(45, 45, 50, 0.75);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid rgba(255, 255, 255, 0.14);
  border-radius: 10px;
  position: relative;
  overflow: hidden;
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.85);
  opacity: 0;
  transform: translateY(-8px);
  transition: all 0.35s var(--SPRING_EASING);
  box-sizing: border-box;
}

/* 底层未填充 (灰阶内容) */
.hud-base-layer {
  width: 100%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  color: rgba(255, 255, 255, 0.7);
  box-sizing: border-box;
}

.hud-pct-label {
  font-size: 11px;
  font-weight: 600;
  font-family: var(--FONT_MONO);
}

/* 纯白滑块遮罩填充层 */
.hud-fill-mask {
  position: absolute;
  left: 0;
  top: 0;
  bottom: 0;
  background: #ffffff;
  overflow: hidden;
}

/* 滑块覆盖内容 (反色对比深灰) */
.hud-fill-content {
  width: 200px;
  height: 30px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 12px;
  color: #1c1c1e;
  box-sizing: border-box;
}

.hud-pct-label-dark {
  font-size: 11px;
  font-weight: 600;
  font-family: var(--FONT_MONO);
}

/* Windows 11 风格顶边分屏悬浮选择器 (WindowSnapOverlayView: 350x78px) */
.window-snap-overlay {
  width: 350px;
  background: linear-gradient(180deg, rgba(24, 22, 30, 0.94) 0%, rgba(10, 10, 14, 0.96) 100%);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid rgba(255, 255, 255, 0.18);
  border-radius: 14px;
  padding: 8px 12px;
  display: flex;
  flex-direction: column;
  gap: 6px;
  box-shadow: 
    0 12px 32px rgba(0, 0, 0, 0.9),
    0 0 24px rgba(56, 189, 248, 0.2);
  opacity: 0;
  transform: translateY(-8px);
  transition: all 0.35s var(--SPRING_EASING);
  box-sizing: border-box;
  pointer-events: none;
}

.snap-overlay-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 2px;
}

.snap-mode-title {
  display: flex;
  align-items: center;
  gap: 5px;
  font-size: 10px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.88);
}

.snap-shift-badge {
  font-size: 9px;
  font-weight: 600;
  color: rgba(255, 255, 255, 0.65);
  background: rgba(255, 255, 255, 0.1);
  padding: 2px 6px;
  border-radius: 999px;
  border: 0.5px solid rgba(255, 255, 255, 0.14);
}

.snap-layouts-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 6px;
}

.snap-layout-card {
  position: relative;
  flex: 1;
  height: 42px;
  background: rgba(255, 255, 255, 0.06);
  border: 0.5px solid rgba(255, 255, 255, 0.12);
  border-radius: 6px;
  overflow: hidden;
  transition: transform 0.18s, border-color 0.18s;
}

.snap-layout-card:hover {
  border-color: rgba(255, 255, 255, 0.35);
  transform: scale(1.03);
}

.snap-slot {
  position: absolute;
  background: rgba(255, 255, 255, 0.22);
  border: 0.5px solid rgba(255, 255, 255, 0.16);
  border-radius: 3px;
  transition: all 0.15s ease;
}

.snap-slot.slot-active {
  background: rgba(255, 255, 255, 0.94);
  box-shadow: 0 0 8px rgba(255, 255, 255, 0.5);
  border-color: #ffffff;
}

/* 幽灵吸附对齐框 (WindowSnapGhostCanvasView - 磨砂玻璃替身) */
.ghost-snap-guide {
  position: absolute;
  left: 14px;
  top: 48px;
  width: calc(50% - 20px);
  bottom: 14px;
  border-radius: 12px;
  background: rgba(255, 255, 255, 0.06);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1.5px dashed rgba(56, 189, 248, 0.5);
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.6), inset 0 0 20px rgba(56, 189, 248, 0.08);
  opacity: 0;
  transform: scale(0.94);
  transition: all 0.35s var(--SPRING_EASING);
  pointer-events: none;
  z-index: 25;
  display: flex;
  align-items: center;
  justify-content: center;
}

.macbook-screen-mockup:has(.state-snap) .ghost-snap-guide,
.macbook-screen-mockup.state-snap .ghost-snap-guide {
  opacity: 1;
  transform: scale(1);
}

.ghost-window-canvas {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
}

.ghost-app-header {
  display: flex;
  align-items: center;
  gap: 6px;
}

.ghost-app-icon {
  width: 26px;
  height: 26px;
  border-radius: 6px;
  background: rgba(56, 189, 248, 0.2);
  color: #38bdf8;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 1px solid rgba(56, 189, 248, 0.35);
}

.ghost-app-name {
  font-size: 11px;
  font-weight: 600;
  color: #ffffff;
  letter-spacing: -0.1px;
}

.ghost-split-indicator {
  font-size: 9px;
  color: rgba(255, 255, 255, 0.7);
  background: rgba(0, 0, 0, 0.45);
  padding: 3px 8px;
  border-radius: 999px;
  display: flex;
  align-items: center;
  gap: 4px;
  border: 0.5px solid rgba(255, 255, 255, 0.15);
}

/* ==========================================================================
   模拟桌面环境壁纸与控制面板 (优化布局，彻底解决重叠冲突)
   ========================================================================== */
.mockup-desktop-area {
  flex: 1;
  position: relative;
  background: #000000;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

.desktop-wallpaper {
  position: absolute;
  inset: 0;
  background: #000000;
}

/* 桌面时钟：放置在下半区 (74% 垂直位置)，展开刘海时自动优雅减淡 */
.desktop-center-clock {
  position: absolute;
  left: 50%;
  top: 74%;
  transform: translate(-50%, -50%);
  font-size: 38px;
  font-weight: 200;
  color: rgba(255, 255, 255, 0.28);
  letter-spacing: -1px;
  transition: opacity 0.35s ease;
  user-select: none;
}

.notch-island.state-expanded ~ .mockup-desktop-area .desktop-center-clock {
  opacity: 0.12;
}


/* ==========================================================================
   右侧滚动叙事故事卡片序列
   ========================================================================== */
.story-scroll-col {
  display: flex;
  flex-direction: column;
  gap: 90px;
  padding: 76px 0 90px;
}

/* 单卡 = 单屏：高度与左侧 .stage-sticky-col 的 calc(100vh - 90px) 完全等高，
   配合 90px 列间距，卡片节距恒等于 100vh —— 长窗口下也不会再露出下一个栏目。 */
.feature-story-card {
  height: calc(100vh - 90px);
  min-height: 560px;
  display: flex;
  flex-direction: column;
  justify-content: center;
  padding: 36px 30px;
  border-radius: 24px;
  background: rgba(255, 255, 255, 0.02);
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: all 0.35s ease;
}

.feature-story-card.active-card {
  background: rgba(147, 51, 234, 0.07);
  border-color: var(--BORDER_ACTIVE);
  box-shadow: 0 15px 40px rgba(0, 0, 0, 0.6), 0 0 35px rgba(168, 85, 247, 0.2);
}

.story-badge-label {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 14px;
}

.story-step-index {
  font-size: 11px;
  font-weight: 800;
  color: #000;
  background: #ffffff;
  padding: 2px 6px;
  border-radius: 4px;
}

.story-category {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.8px;
  color: var(--COLOR_ACCENT_LIGHT);
  text-transform: uppercase;
}

.story-title {
  font-size: clamp(30px, 3.6vw, 46px);
  line-height: 1.15;
  font-weight: 700;
  letter-spacing: -0.8px;
  color: #ffffff;
  margin-bottom: 18px;
}

.story-desc {
  font-size: 16px;
  line-height: 1.65;
  color: var(--COLOR_TEXT_SECONDARY);
  margin-bottom: 24px;
  max-width: 520px;
}

.feature-points-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 12px;
  max-width: 520px;
  margin-bottom: 24px;
}

.feature-points-list li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: #d1d1d6;
  line-height: 1.45;
}

.check-svg {
  width: 16px;
  height: 16px;
  color: var(--COLOR_ACCENT_PINK);
  flex-shrink: 0;
  margin-top: 3px;
}

.story-card-footer {
  margin-top: 4px;
}

.story-hint {
  font-size: 12px;
  color: var(--COLOR_ACCENT_LIGHT);
  background: rgba(168, 85, 247, 0.1);
  border: 1px dashed rgba(168, 85, 247, 0.3);
  padding: 5px 12px;
  border-radius: 999px;
  display: inline-block;
}

/* ==========================================================================
   Bento Grid 哲学矩阵
   ========================================================================== */
.features-grid-section {
  max-width: 1200px;
  margin: 100px auto 80px;
  padding: 0 24px;
}

.section-header {
  text-align: center;
  max-width: 720px;
  margin: 0 auto 50px;
}

.sub-heading {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1px;
  color: var(--COLOR_ACCENT_LIGHT);
  text-transform: uppercase;
  margin-bottom: 10px;
  display: block;
}

.main-heading {
  font-size: clamp(32px, 4.2vw, 48px);
  font-weight: 700;
  letter-spacing: -1px;
  line-height: 1.15;
  margin-bottom: 16px;
  background: linear-gradient(180deg, #ffffff 0%, #cfcfd4 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

.section-desc {
  font-size: 17px;
  color: var(--COLOR_TEXT_SECONDARY);
  line-height: 1.5;
}

.bento-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.bento-card {
  position: relative;
  background: var(--COLOR_BG_CARD);
  border: 1px solid var(--BORDER_CARD);
  border-radius: 22px;
  padding: 34px 28px;
  overflow: hidden;
  backdrop-filter: blur(16px);
  transition: all 0.35s ease;
}

.bento-card:hover {
  background: var(--COLOR_BG_CARD_HOVER);
  border-color: var(--BORDER_ACTIVE);
  transform: translateY(-3px);
  box-shadow: 0 16px 35px rgba(0, 0, 0, 0.6), 0 0 25px rgba(168, 85, 247, 0.15);
}

.bento-card-large {
  grid-column: span 2;
}

.bento-card-full {
  grid-column: span 3;
}

.bento-glow {
  position: absolute;
  top: -40px;
  right: -40px;
  width: 160px;
  height: 160px;
  background: radial-gradient(circle, rgba(168, 85, 247, 0.2) 0%, transparent 70%);
  filter: blur(28px);
  pointer-events: none;
}

.bento-icon-wrap {
  width: 44px;
  height: 44px;
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--COLOR_ACCENT_LIGHT);
  margin-bottom: 18px;
}

.bento-title {
  font-size: 18px;
  font-weight: 700;
  color: #ffffff;
  margin-bottom: 10px;
}

.bento-desc {
  font-size: 14px;
  color: var(--COLOR_TEXT_SECONDARY);
  line-height: 1.6;
}

/* ==========================================================================
   规格与下载安装
   ========================================================================== */
.specs-section {
  max-width: 1200px;
  margin: 60px auto 100px;
  padding: 0 24px;
}

.specs-card {
  background: rgba(12, 12, 14, 0.85);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 28px;
  padding: 45px 36px;
  backdrop-filter: blur(20px);
  box-shadow: 0 25px 50px rgba(0, 0, 0, 0.8);
}

.specs-header {
  text-align: center;
  margin-bottom: 36px;
}

.specs-content-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 40px;
}

.box-title {
  font-size: 16px;
  font-weight: 600;
  color: #ffffff;
  margin-bottom: 18px;
  padding-bottom: 8px;
  border-bottom: 1px solid var(--BORDER_LIGHT);
}

.req-list {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.req-list li {
  display: flex;
  justify-content: space-between;
  font-size: 13px;
  padding-bottom: 6px;
  border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
}

.req-label {
  color: var(--COLOR_TEXT_SECONDARY);
}

.req-val {
  color: #ffffff;
  font-weight: 600;
}

.install-guide-text {
  font-size: 13px;
  color: var(--COLOR_TEXT_SECONDARY);
  line-height: 1.6;
  margin-bottom: 16px;
}

.install-guide-text code {
  font-family: var(--FONT_MONO);
  background: rgba(255, 255, 255, 0.1);
  padding: 2px 6px;
  border-radius: 4px;
  color: var(--COLOR_ACCENT_LIGHT);
}

.direct-download-action-box {
  margin-bottom: 18px;
}

.btn-direct-dmg {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  background: linear-gradient(135deg, rgba(168, 85, 247, 0.25) 0%, rgba(147, 51, 234, 0.15) 100%);
  border: 1px solid rgba(168, 85, 247, 0.4);
  padding: 12px 20px;
  border-radius: 12px;
  color: #ffffff;
  font-size: 13px;
  font-weight: 600;
  text-decoration: none;
  transition: all 0.25s ease;
}

.btn-direct-dmg:hover {
  background: rgba(168, 85, 247, 0.35);
  border-color: rgba(192, 132, 252, 0.7);
  transform: translateY(-2px);
}

.quarantine-tip {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  padding: 12px 14px;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(255, 255, 255, 0.08);
  border-radius: 10px;
}

.tip-icon {
  font-size: 16px;
}

.tip-text {
  font-size: 12px;
  color: var(--COLOR_TEXT_SECONDARY);
  line-height: 1.45;
}

.tip-text code {
  font-family: var(--FONT_MONO);
  background: rgba(255, 255, 255, 0.1);
  padding: 2px 6px;
  border-radius: 3px;
  color: #a7f3d0;
  font-size: 11px;
}

/* ==========================================================================
   底部 CTA
   ========================================================================== */
.cta-download-section {
  max-width: 1100px;
  margin: 60px auto 90px;
  padding: 0 24px;
}

.cta-inner-card {
  position: relative;
  background: linear-gradient(180deg, #0f0a1c 0%, #06040a 100%);
  border: 1px solid rgba(168, 85, 247, 0.3);
  border-radius: 32px;
  padding: 60px 30px;
  text-align: center;
  overflow: hidden;
  box-shadow: 0 0 70px rgba(147, 51, 234, 0.25);
  display: flex;
  flex-direction: column;
  align-items: center;
}

.cta-glow-bg {
  position: absolute;
  top: 0;
  left: 50%;
  transform: translateX(-50%);
  width: 500px;
  height: 220px;
  background: radial-gradient(ellipse at top, rgba(168, 85, 247, 0.45) 0%, transparent 70%);
  filter: blur(45px);
  pointer-events: none;
}

.cta-app-icon {
  width: 76px;
  height: 76px;
  border-radius: 18px;
  box-shadow: 0 0 30px rgba(168, 85, 247, 0.5);
  margin-bottom: 20px;
}

.cta-title {
  font-size: clamp(32px, 4.8vw, 52px);
  font-weight: 700;
  letter-spacing: -1px;
  margin-bottom: 14px;
  color: #ffffff;
}

.cta-desc {
  font-size: 16px;
  color: var(--COLOR_TEXT_SECONDARY);
  max-width: 600px;
  margin-bottom: 32px;
  line-height: 1.5;
}

.cta-buttons-group {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 26px;
}

.cta-btn {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  padding: 14px 28px;
  border-radius: 999px;
  text-decoration: none;
  transition: all 0.3s ease;
  text-align: left;
}

.cta-btn-primary {
  background: #ffffff;
  color: #000000;
  box-shadow: 0 0 35px rgba(255, 255, 255, 0.25);
}

.cta-btn-primary:hover {
  background: #f4f4f6;
  transform: translateY(-2px);
}

.cta-btn-secondary {
  background: rgba(255, 255, 255, 0.08);
  border: 1px solid rgba(255, 255, 255, 0.18);
  color: #ffffff;
}

.cta-btn-secondary:hover {
  background: rgba(255, 255, 255, 0.14);
  transform: translateY(-2px);
}

.cta-btn-text .main-txt {
  font-size: 15px;
  font-weight: 700;
  line-height: 1.2;
}

.cta-btn-text .sub-txt {
  font-size: 11px;
  opacity: 0.7;
}

.cta-release-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 12px;
  color: var(--COLOR_TEXT_MUTED);
}

.meta-separator {
  opacity: 0.4;
}

/* ==========================================================================
   页脚
   ========================================================================== */
.site-footer {
  background: #020204;
  border-top: 1px solid var(--BORDER_LIGHT);
  padding: 50px 24px 35px;
  color: var(--COLOR_TEXT_MUTED);
  font-size: 12px;
}

.footer-container {
  max-width: 1200px;
  margin: 0 auto;
}

.footer-top-row {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr;
  gap: 40px;
  margin-bottom: 40px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 10px;
}

.footer-icon {
  width: 22px;
  height: 22px;
  border-radius: 5px;
}

.footer-name {
  font-size: 15px;
  font-weight: 700;
  color: #ffffff;
}

.footer-tagline {
  max-width: 320px;
  line-height: 1.5;
}

.links-title {
  font-size: 12px;
  font-weight: 600;
  color: var(--COLOR_TEXT_PRIMARY);
  margin-bottom: 12px;
  text-transform: uppercase;
}

.footer-links-col {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.footer-links-col a {
  color: var(--COLOR_TEXT_MUTED);
  text-decoration: none;
  transition: color 0.2s ease;
}

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

.footer-bottom-row {
  display: flex;
  align-items: flex-end;
  justify-content: space-between;
  border-top: 1px solid rgba(255, 255, 255, 0.05);
  padding-top: 20px;
  flex-wrap: wrap;
  gap: 14px;
}

.back-top-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--COLOR_TEXT_SECONDARY);
  text-decoration: none;
}

.back-top-link:hover {
  color: #ffffff;
}

/* ==========================================================================
   响应式断点
   ========================================================================== */
@media (max-width: 1024px) {
  .showcase-container {
    grid-template-columns: 1fr;
    gap: 30px;
  }

  .stage-sticky-col {
    position: sticky;
    top: 60px;
    height: auto;
    padding-bottom: 16px;
    background: rgba(5, 5, 7, 0.9);
    backdrop-filter: blur(20px);
    z-index: 25;
    border-radius: 0 0 20px 20px;
  }

  .macbook-screen-mockup {
    max-width: 520px;
  }

  /* 单栏堆叠布局下演播台已不再吸顶满高，卡片回归内容自适应 */
  .feature-story-card {
    height: auto;
    min-height: 65vh;
  }

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

  .bento-card-large,
  .bento-card-full {
    grid-column: span 1;
  }

  .specs-content-row {
    grid-template-columns: 1fr;
  }

  .footer-top-row {
    grid-template-columns: 1fr;
  }
}

@media (max-width: 640px) {
  .hero-section {
    min-height: 680px;
    padding-top: 96px;
  }

  .hero-content {
    margin-bottom: 20px;
  }

  .hero-subtitle br {
    display: none;
  }

  .hero-title {
    font-size: 34px;
  }

  .hero-pill-frame {
    width: 270px;
    height: 52px;
  }

  .notch-island.state-expanded,
  .notch-island.state-socket {
    width: 330px;
    height: 180px;
  }

  .state-pill-tabs {
    display: none;
  }

  .nav-menu .nav-link:not(.github-nav-link) {
    display: none;
  }
}

@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  .hero-content > * { animation: none; }
  .notch-flow-beam,
  .wheel-dot { animation: none; }
  .hero-notch-reveal-stage,
  .hero-content,
  .story-scroll-col { will-change: auto; }
}