/* ============================================================
   cf-os 全站样式
   照 zhaoxiaoyao.com 的视觉复刻：白底克制叙事 + Mac 桌面模拟器。
   所有「窗口」「图标」都是 div 手绘，全站没有一张位图。
   ============================================================ */

:root {
  --ink: #0f172a;        /* 主文字（slate-900） */
  --ink-soft: #64748b;   /* 次文字（slate-500） */
  --line: #e2e8f0;       /* 分隔线（slate-200） */
  --accent: #f6821f;     /* Cloudflare 橙 */
  --sky: #38bdf8;        /* 点缀蓝 */
  --paper: #ffffff;
  --note-bg: #fef9c3;    /* 注释便签黄（yellow-100） */
  --note-edge: #facc15;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: -apple-system, BlinkMacSystemFont, "PingFang SC", "Noto Sans SC", "Microsoft YaHei", sans-serif;
  color: var(--ink);
  background: var(--paper);
  overflow-x: hidden;
}

button { font-family: inherit; border: none; background: none; cursor: pointer; }
a { color: inherit; }

/* ---------- 开机遮罩（页面级，非 iMac 内） ---------- */
#boot-cover {
  position: fixed; inset: 0; z-index: 9999;
  background: #f6faff;
  display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 22px;
  transition: opacity 0.6s ease;
}
#boot-cover.done { opacity: 0; pointer-events: none; }
#boot-cover[hidden] { display: none; }
.boot-cloud { font-size: 64px; animation: cloudPulse 1.6s ease-in-out infinite; }
.boot-bar {
  width: 180px; height: 5px; border-radius: 3px; background: #dbeafe; overflow: hidden;
}
.boot-bar i {
  display: block; height: 100%; width: 40%; border-radius: 3px; background: var(--accent);
  animation: barSweep 1.1s ease-in-out infinite;
}
.boot-text { font-size: 12px; letter-spacing: 0.3em; color: var(--ink-soft); }

@keyframes cloudPulse {
  0%, 100% { transform: scale(1); opacity: 0.85; }
  50% { transform: scale(1.08); opacity: 1; filter: drop-shadow(0 0 18px rgba(246, 130, 31, 0.35)); }
}
@keyframes barSweep {
  0% { transform: translateX(-120%); }
  100% { transform: translateX(320%); }
}

/* ---------- 注释便签系统 ---------- */
#note-toggle {
  position: fixed; right: 18px; bottom: 18px; z-index: 9000;
  padding: 10px 16px; border-radius: 999px;
  background: var(--ink); color: #fff; font-size: 13px; font-weight: 600;
  box-shadow: 0 8px 24px rgba(15, 23, 42, 0.25);
  transition: transform 0.2s ease;
}
#note-toggle:hover { transform: translateY(-2px); }

.note {
  position: absolute; z-index: 60; max-width: 250px;
  padding: 12px 14px; border-radius: 4px 14px 14px 14px;
  background: var(--note-bg);
  border: 1px solid var(--note-edge);
  box-shadow: 0 10px 24px rgba(202, 138, 4, 0.18), 0 2px 0 var(--note-edge) inset;
  font-size: 12px; line-height: 1.75; color: #713f12;
  transform: rotate(-1.2deg);
  transition: opacity 0.3s ease, transform 0.3s ease;
}
.note b { display: block; font-size: 13px; margin-bottom: 4px; color: #854d0e; }
.note code {
  font-family: "SF Mono", Menlo, monospace; font-size: 11px;
  background: rgba(250, 204, 21, 0.35); padding: 1px 4px; border-radius: 4px;
}
.note.note-right { transform: rotate(1.2deg); }
/* 关注释模式：便签整体隐掉 */
body.notes-off .note { opacity: 0; pointer-events: none; transform: scale(0.9); }

/* ---------- 通用小标题 ---------- */
.sec-kicker {
  font-size: 12px; letter-spacing: 0.4em; font-weight: 700; color: var(--accent);
  text-align: center; margin-bottom: 14px;
}
.sec-kicker.light { color: #fbbf24; }
.sec-title {
  font-size: clamp(30px, 5vw, 52px); font-weight: 900; text-align: center; line-height: 1.25;
}
.sec-title.light { color: #f8fafc; }

/* ---------- 第 1 屏 Hero ---------- */
.hero {
  position: relative; min-height: 100vh;
  display: flex; align-items: center; justify-content: center;
  background: linear-gradient(180deg, #f8fbff 0%, #ffffff 70%);
  overflow: hidden;
}
#hero-canvas { position: absolute; inset: 0; width: 100%; height: 100%; }
.hero-inner { position: relative; z-index: 2; text-align: center; padding: 0 20px; }
.hero-kicker { font-size: 13px; letter-spacing: 0.5em; color: var(--accent); font-weight: 700; margin-bottom: 26px; }
.hero-title { display: flex; flex-direction: column; gap: 6px; font-weight: 900; line-height: 1.15; }
.hero-lead { font-size: clamp(40px, 7vw, 84px); color: var(--ink); }
.hero-accent {
  font-size: clamp(40px, 7vw, 84px);
  background: linear-gradient(92deg, var(--accent), #fbbf24 60%, var(--sky));
  -webkit-background-clip: text; background-clip: text; color: transparent;
}
.hero-sign { margin-top: 30px; font-size: 26px; font-weight: 800; letter-spacing: 0.2em; }
.hero-sub { margin-top: 12px; color: var(--ink-soft); font-size: 15px; }
.hero-cta {
  display: inline-block; margin-top: 40px; padding: 13px 30px; border-radius: 999px;
  background: var(--ink); color: #fff; text-decoration: none; font-size: 13px; letter-spacing: 0.2em;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.hero-cta:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(15, 23, 42, 0.25); }

/* ---------- 第 2 屏 选择套件 ---------- */
.choose { position: relative; padding: 110px 20px 130px; max-width: 1100px; margin: 0 auto; }
.choose-grid {
  margin-top: 54px; display: grid; gap: 22px;
  grid-template-columns: repeat(auto-fit, minmax(230px, 1fr));
}
.choose-card {
  position: relative; display: flex; flex-direction: column; gap: 10px;
  padding: 30px 26px 26px; border-radius: 20px; text-decoration: none;
  border: 1px solid var(--line); background: #fff;
  transition: transform 0.3s ease, box-shadow 0.3s ease, border-color 0.3s ease;
}
.choose-card:hover {
  transform: translateY(-8px);
  border-color: #fed7aa;
  box-shadow: 0 24px 48px rgba(246, 130, 31, 0.14);
}
.cc-emoji { font-size: 34px; }
.choose-card h3 { font-size: 20px; font-weight: 800; }
.choose-card p { font-size: 13px; color: var(--ink-soft); line-height: 1.7; }
.cc-tag {
  align-self: flex-start; margin-top: 6px; padding: 3px 10px; border-radius: 999px;
  font-size: 11px; font-weight: 700; color: var(--accent); background: #fff7ed;
}

/* ---------- 第 3 屏 Mac 桌面模拟器 ---------- */
.os-section {
  position: relative; padding: 110px 16px 140px;
  background: linear-gradient(180deg, #ffffff 0%, #eef4fb 45%, #ffffff 100%);
}
/* 3D 舞台：透视放外层，子元素 rotateY 才有纵深（同原站 [perspective:2000px]） */
.imac-stage {
  max-width: 980px; margin: 46px auto 0;
  perspective: 2000px;
}
.imac {
  border-radius: 24px; border: 1.5px solid #b9c7d9;
  background: linear-gradient(180deg, #eef3f9, #d8e2ee);
  padding: 14px 14px 0;
  box-shadow: 0 40px 90px rgba(51, 65, 85, 0.28);
  transform-style: preserve-3d;
  /* 默认藏在“电影进场”前一帧；.on-screen 加上后播 imacCinematicIn */
  opacity: 0;
  transform: perspective(1300px) rotateY(-12deg) rotateX(3deg) translateY(44px) scale(0.86);
}
.imac.on-screen {
  animation: imacCinematicIn 1.6s cubic-bezier(0.22, 0.9, 0.24, 1) forwards;
}
@keyframes imacCinematicIn {
  0% {
    transform: perspective(1300px) rotateY(-12deg) rotateX(3deg) translateY(44px) scale(0.86);
    opacity: 0; filter: saturate(1.12) brightness(1.05);
  }
  100% {
    transform: perspective(1300px) rotateY(0) rotateX(0) translateY(0) scale(1);
    opacity: 1; filter: saturate(1) brightness(1);
  }
}

.screen {
  position: relative; border-radius: 12px; overflow: hidden; background: #000;
  aspect-ratio: 16 / 9.6;
}

/* —— 阶段切换：data-stage 驱动，CSS 属性选择器决定谁可见 —— */
.stage-boot, .stage-desktop { position: absolute; inset: 0; }
.stage-boot {
  display: none; flex-direction: column; align-items: center; justify-content: center; gap: 18px;
  background: #06090f;
}
.imac[data-stage="boot"] .stage-boot { display: flex; }
.stage-desktop { display: none; background: linear-gradient(160deg, #bcd6f5 0%, #d8e7fa 55%, #c3d9f2 100%); }
.imac[data-stage="desktop"] .stage-desktop { display: block; }

.boot-logo { font-size: 52px; animation: cloudPulse 1.4s ease-in-out infinite; }
.boot-progress { width: 34%; height: 4px; border-radius: 2px; background: #1e293b; overflow: hidden; }
.boot-progress i { display: block; height: 100%; width: 0; background: #e2e8f0; transition: width 0.2s linear; }
.boot-label { font-size: 10px; letter-spacing: 0.35em; color: #94a3b8; }

/* —— 菜单栏 —— */
.menubar {
  position: absolute; top: 0; left: 0; right: 0; z-index: 40; height: 30px;
  display: flex; align-items: center; justify-content: space-between; padding: 0 14px;
  background: rgba(255, 255, 255, 0.38);
  border-bottom: 1px solid rgba(255, 255, 255, 0.55);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  font-size: 12px; color: #1e293b; user-select: none;
}
.mb-left { display: flex; align-items: center; gap: 13px; }
.mb-apple { font-size: 13px; }
.mb-app { font-weight: 700; }
.mb-right { display: flex; align-items: center; gap: 10px; }
.mb-pill {
  padding: 2px 10px; border-radius: 999px; background: rgba(255, 255, 255, 0.7);
  font-size: 11px; font-weight: 600;
}

/* —— 桌面文件夹（右侧一列） —— */
.desk-folders {
  position: absolute; top: 44px; right: 18px; z-index: 10;
  display: flex; flex-direction: column; gap: 18px;
}
.desk-folder { display: flex; flex-direction: column; align-items: center; gap: 5px; }
.desk-folder span {
  font-size: 11px; background: rgba(255, 255, 255, 0.9); padding: 2px 8px; border-radius: 6px;
}
/* 文件夹图标：两个 div 叠出「盖子 + 桶身」的蓝色文件夹 */
.folder-icon {
  position: relative; display: block; width: 46px; height: 34px;
  background: linear-gradient(180deg, #6db3f2, #3b82f6);
  border-radius: 4px 6px 6px 6px;
}
.folder-icon::before {
  content: ""; position: absolute; top: -5px; left: 0; width: 20px; height: 7px;
  background: #6db3f2; border-radius: 3px 4px 0 0;
}
.folder-icon.sm { width: 18px; height: 13px; border-radius: 2px; }
.folder-icon.sm::before { width: 8px; height: 3px; top: -2px; }

/* —— 通用窗口标题栏 + 红绿灯 —— */
.fw-titlebar {
  display: flex; align-items: center; gap: 7px; height: 34px; padding: 0 12px;
  background: #f1f5f9; border-bottom: 1px solid var(--line);
}
.fw-titlebar.dark { background: #1e293b; border-color: #334155; }
.fw-titlebar.dark .fw-title { color: #cbd5e1; }
.tl { width: 11px; height: 11px; border-radius: 50%; display: inline-block; }
.tl-red { background: #ff5f57; cursor: pointer; }
.tl-yellow { background: #febc2e; }
.tl-green { background: #28c840; }
.fw-title { flex: 1; text-align: center; font-size: 12px; font-weight: 600; color: #475569; margin-right: 40px; }

/* —— 访达窗口 —— */
.finder-window {
  position: absolute; top: 12%; left: 7%; width: 62%; min-height: 62%; z-index: 20;
  border-radius: 12px; overflow: hidden; background: #fbfdff;
  box-shadow: 0 30px 70px rgba(15, 23, 42, 0.35);
  opacity: 0;
}
.finder-window.pop { animation: popIn 0.5s cubic-bezier(0.2, 0.9, 0.3, 1.2) forwards; }
@keyframes popIn {
  from { transform: scale(0.9) translateY(20px); opacity: 0; }
  to { transform: scale(1) translateY(0); opacity: 1; }
}
.fw-body { display: flex; min-height: 210px; }
.fw-sidebar {
  width: 34%; max-width: 190px; padding: 14px 10px; border-right: 1px solid var(--line);
  background: #f6f9fd;
}
.fw-side-label { font-size: 10px; letter-spacing: 0.15em; color: #94a3b8; margin: 0 8px 8px; }
.fw-side-item {
  display: flex; align-items: center; gap: 8px; width: 100%;
  padding: 7px 10px; border-radius: 8px; font-size: 13px; color: #1e293b; text-align: left;
}
.fw-side-item:hover { background: #eaf1fb; }
.fw-side-item.active { background: #dbeafe; color: #1d4ed8; font-weight: 600; }
.fw-main { flex: 1; padding: 14px 18px; }
.fw-path-label { font-size: 10px; letter-spacing: 0.35em; color: #94a3b8; }
.fw-path { font-size: 18px; font-weight: 800; margin: 4px 0 18px; }
.fw-files { display: flex; flex-wrap: wrap; gap: 26px; }

/* 文件图标：PDF 红卡片 / txt 白纸卡片，按 type 上色 */
.file-item { display: flex; flex-direction: column; align-items: center; gap: 7px; width: 74px; }
.file-item:hover .file-glyph { transform: translateY(-3px); }
.file-item span { font-size: 11px; color: #334155; text-align: center; word-break: break-all; }
.file-glyph {
  width: 44px; height: 52px; border-radius: 7px; position: relative;
  transition: transform 0.2s ease;
  display: flex; align-items: center; justify-content: center;
  font-size: 10px; font-weight: 800; color: #fff;
}
.file-glyph.pdf { background: linear-gradient(180deg, #f87171, #dc2626); }
.file-glyph.txt {
  background: #fff; border: 1px solid var(--line); color: transparent;
}
/* txt 图标上的两道「文字线」 */
.file-glyph.txt::before, .file-glyph.txt::after {
  content: ""; position: absolute; left: 8px; right: 12px; height: 3px; border-radius: 2px; background: #e2e8f0;
}
.file-glyph.txt::before { top: 10px; }
.file-glyph.txt::after { top: 18px; right: 20px; }

/* —— 文件预览窗口 —— */
.viewer-window {
  position: absolute; top: 18%; left: 24%; width: 52%; z-index: 30;
  border-radius: 12px; overflow: hidden; background: #fff;
  box-shadow: 0 30px 70px rgba(15, 23, 42, 0.4);
  animation: popIn 0.4s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}
.viewer-body {
  padding: 18px 20px; font-size: 13px; line-height: 1.9; color: #334155;
  white-space: pre-wrap; font-family: inherit; max-height: 230px; overflow-y: auto;
}

/* —— 终端窗口 —— */
.terminal-window {
  position: absolute; top: 24%; left: 16%; width: 58%; z-index: 30;
  border-radius: 12px; overflow: hidden; background: #0f172a;
  box-shadow: 0 30px 70px rgba(15, 23, 42, 0.5);
  animation: popIn 0.4s cubic-bezier(0.2, 0.9, 0.3, 1.2);
}
.terminal-body {
  padding: 16px 18px; min-height: 150px; max-height: 230px; overflow-y: auto;
  font-family: "SF Mono", Menlo, Consolas, monospace; font-size: 12px; line-height: 1.9;
  color: #4ade80; white-space: pre-wrap;
}
/* 打字机光标：▌闪烁 */
.terminal-body .cursor { animation: blink 0.9s step-end infinite; }
@keyframes blink { 50% { opacity: 0; } }

/* —— Dock —— */
.dock {
  position: absolute; bottom: 12px; left: 50%; transform: translateX(-50%); z-index: 40;
  display: flex; gap: 12px; padding: 8px 14px; border-radius: 18px;
  background: rgba(255, 255, 255, 0.4);
  border: 1px solid rgba(255, 255, 255, 0.6);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
}
.dock-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center; font-size: 22px;
  background: linear-gradient(180deg, #ffffff, #e2e8f0);
  box-shadow: 0 4px 10px rgba(15, 23, 42, 0.15);
  transition: transform 0.2s ease;
}
.dock-icon:hover { transform: translateY(-8px) scale(1.12); }
.dock-icon.dark { background: linear-gradient(180deg, #1e293b, #0f172a); }
.di-term { font-family: Menlo, monospace; font-size: 15px; font-weight: 800; color: #4ade80; }

/* —— iMac 下巴 / 支架 —— */
.imac-chin {
  height: 52px; display: flex; align-items: center; justify-content: center;
  font-size: 20px; opacity: 0.7;
}
.imac-foot {
  width: 120px; height: 46px; margin: 0 auto;
  background: linear-gradient(180deg, #cfdae8, #b3c3d6);
  clip-path: polygon(30% 0, 70% 0, 88% 100%, 12% 100%);
  border-radius: 0 0 10px 10px;
}

/* ---------- 第 4 屏 飞轮 ---------- */
.flywheel { position: relative; background: #0b1120; }
.fly-pin { min-height: 100vh; padding: 90px 20px 60px; display: flex; flex-direction: column; align-items: center; }
.fly-sub { margin-top: 16px; color: #94a3b8; font-size: 14px; text-align: center; }
.fly-track {
  margin-top: 50px; display: grid; gap: 18px; width: 100%; max-width: 1060px;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
}
.fly-card {
  padding: 24px 22px; border-radius: 16px;
  background: #101a30; border: 1px solid #1e2b47;
  /* 初始暗态；GSAP 时间线滚动时逐个点亮 */
  opacity: 0.25; transform: translateY(26px);
}
.fly-card.lit { border-color: rgba(246, 130, 31, 0.6); }
.fc-phase { font-size: 11px; letter-spacing: 0.3em; font-weight: 800; color: var(--accent); }
.fly-card h3 { margin: 10px 0 8px; font-size: 18px; color: #f1f5f9; }
.fly-card p { font-size: 13px; line-height: 1.8; color: #94a3b8; }
.fly-hint { margin-top: 40px; font-size: 12px; letter-spacing: 0.2em; color: #475569; }

/* ---------- 第 5 屏 联系 ---------- */
.contact { position: relative; padding: 130px 20px 90px; text-align: center; }
.contact-from { margin-top: 46px; font-size: 12px; letter-spacing: 0.4em; color: #94a3b8; }
.contact-name { margin-top: 10px; font-size: 34px; font-weight: 900; }
.contact-role { margin-top: 6px; font-size: 14px; color: var(--ink-soft); }
.contact-links { margin-top: 36px; display: flex; flex-wrap: wrap; justify-content: center; gap: 14px; }
.contact-links a {
  padding: 10px 22px; border-radius: 999px; border: 1px solid var(--line);
  font-size: 13px; text-decoration: none; transition: all 0.25s ease;
}
.contact-links a:hover { border-color: var(--accent); color: var(--accent); transform: translateY(-2px); }
.copyright { margin-top: 60px; font-size: 12px; color: #94a3b8; }

/* ---------- 响应式：窄屏收掉便签（会盖内容），iMac 交互降级 ---------- */
@media (max-width: 900px) {
  .note { display: none; }
  #note-toggle { display: none; }
  .finder-window { width: 80%; left: 4%; }
  .viewer-window { width: 76%; left: 12%; }
  .terminal-window { width: 80%; left: 8%; }
  .desk-folders { display: none; }
}

/* ============================================================
   1:1 复刻版增补样式（顶部导航 / 愿景执行区 / 视觉对齐原站）
   ============================================================ */

/* —— 顶部导航：原站是白底细字横排导航，滚动时一直悬浮 —— */
.topnav {
  position: fixed; top: 0; left: 0; right: 0; z-index: 8000;
  display: flex; align-items: center; justify-content: space-between;
  height: 56px; padding: 0 28px;
  background: rgba(255, 255, 255, 0.82);
  backdrop-filter: blur(12px); -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(226, 232, 240, 0.8);
}
.tn-brand { font-weight: 900; font-size: 16px; text-decoration: none; letter-spacing: 0.06em; }
.tn-links { display: flex; gap: 22px; }
.tn-links a { font-size: 13px; color: #475569; text-decoration: none; transition: color 0.2s; }
.tn-links a:hover { color: var(--ink); }

/* —— Hero 对齐原站：两行标语都是纯黑大字，签名走手写感衬线斜体 —— */
.hero-accent {
  background: none; color: var(--ink);
}
.hero-sign {
  font-family: "Xingkai SC", "Kaiti SC", "STKaiti", cursive;
  font-size: 40px; letter-spacing: 0.12em; font-weight: 700;
}
.hero-kicker { display: none; }

/* —— 身份卡内的入口链接（原站每张卡下挂 1-2 个跳转入口） —— */
.cc-links { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 10px; }
.cc-links a {
  padding: 6px 14px; border-radius: 999px; font-size: 12px; text-decoration: none;
  background: #f1f5f9; color: #334155; transition: all 0.2s ease;
}
.cc-links a:hover { background: var(--ink); color: #fff; }
.cc-tag { display: none; }

/* —— 开机 logo / 菜单栏 logo：CSS 手绘圆角方块，替代品牌位图 —— */
.boot-logo {
  width: 54px; height: 54px; border-radius: 14px;
  background: linear-gradient(140deg, #e2e8f0, #94a3b8);
  animation: cloudPulse 1.4s ease-in-out infinite;
}
.mb-apple {
  width: 13px; height: 13px; border-radius: 4px;
  background: #1e293b; display: inline-block;
}
.imac-logo {
  width: 22px; height: 22px; border-radius: 6px; display: inline-block;
  background: linear-gradient(140deg, #cbd5e1, #94a3b8);
}
.boot-cloud { font-size: 56px; }

/* —— 愿景执行区：原站是点按钮后大标语逐行浮现的仪式感设计 —— */
.vision {
  position: relative; min-height: 100vh; padding: 120px 20px;
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  background: linear-gradient(180deg, #ffffff 0%, #f8fbff 100%);
  text-align: center;
}
.vision-hint { font-size: 13px; letter-spacing: 0.2em; color: #94a3b8; }
.vision-exec {
  margin-top: 22px; padding: 14px 34px; border-radius: 999px;
  background: var(--ink); color: #fff; font-size: 14px; font-weight: 700; letter-spacing: 0.15em;
  transition: transform 0.25s ease, box-shadow 0.25s ease;
}
.vision-exec:hover { transform: translateY(-3px); box-shadow: 0 14px 30px rgba(15, 23, 42, 0.25); }
.vision-stage { margin-top: 56px; }
.vision-line {
  font-size: clamp(38px, 7vw, 88px); font-weight: 900; line-height: 1.2;
  /* 初始藏起来，等「执行」后 GSAP 逐行浮现 */
  opacity: 0; transform: translateY(50px);
}
.vision-from { margin-top: 44px; font-size: 12px; letter-spacing: 0.4em; color: #94a3b8; opacity: 0; }
.vision-name {
  margin-top: 10px; font-size: 34px; font-weight: 900; opacity: 0;
  font-family: "Xingkai SC", "Kaiti SC", "STKaiti", cursive;
}
.vision-role { margin-top: 6px; font-size: 14px; color: var(--ink-soft); opacity: 0; }

@media (max-width: 900px) {
  .tn-links { display: none; }
}

/* —— 1:1 复刻版配色回归：去掉 Cloudflare 橙，走原站的黑白 + 蓝 —— */
:root { --accent: #2563eb; }
.boot-bar i { background: #2563eb; }
@keyframes cloudPulse { 0%,100%{transform:scale(1);opacity:.85} 50%{transform:scale(1.08);opacity:1;filter:drop-shadow(0 0 18px rgba(56,189,248,.35))} }
.choose-card:hover { border-color: #bfdbfe; box-shadow: 0 24px 48px rgba(37, 99, 235, 0.12); }
.fly-card.lit { border-color: rgba(96, 165, 250, 0.6); }
.fc-phase { color: #60a5fa; }
.sec-kicker.light { color: #93c5fd; }