@font-face {
  font-family: EB;
  src: url('./fonts/eb.woff') format('woff');
  font-display: swap;
}

@font-face {
  font-family: NotoSerif;
  src: url('./fonts/serif-subset.woff') format('woff');
  font-display: swap;
}

:root {
  --font-sans: -apple-system, BlinkMacSystemFont, 'PingFang SC', 'Segoe UI', 'Microsoft YaHei', sans-serif;
  --font-serif: EB, NotoSerif, 'Songti SC', Georgia, serif;
  --font-mono: 'JetBrains Mono', 'SF Mono', Consolas, monospace;

  --bg: #f3f5f9;
  --ink: #171a22;
  --ink-secondary: #485063;
  --muted: #828b9e;
  --accent: #3b6df6;
  --accent-soft: rgba(59, 109, 246, 0.1);
  --danger: #e05263;
  --danger-soft: rgba(224, 82, 99, 0.12);
  --success: #22a06b;

  /* Liquid Glass Tokens */
  --glass-bg: rgba(255, 255, 255, 0.64);
  --glass-bg-strong: rgba(255, 255, 255, 0.82);
  --glass-bg-subtle: rgba(255, 255, 255, 0.46);
  --glass-border: rgba(255, 255, 255, 0.82);
  --glass-outline: rgba(23, 26, 34, 0.07);
  --glass-highlight: inset 0 1px 0 0 rgba(255, 255, 255, 0.94), inset 0 -1px 0 0 rgba(255, 255, 255, 0.35);
  --glass-shadow: 0 18px 46px -14px rgba(22, 34, 66, 0.08), 0 4px 14px -4px rgba(22, 34, 66, 0.04);
  --glass-shadow-lg: 0 28px 72px -18px rgba(20, 32, 64, 0.14), 0 8px 24px -6px rgba(20, 32, 64, 0.06);
  --spotlight-color: rgba(120, 148, 255, 0.22);

  /* Gemini Iridescent Accent */
  --iridescent: linear-gradient(90deg, #4b83f2 0%, #8b68f0 36%, #d96b78 70%, #efa058 100%);

  color: var(--ink);
  background: var(--bg);
  font-family: var(--font-sans);
  font-size: 14px;
  transition: background-color 0.35s ease, color 0.35s ease;
}

.dark {
  --bg: #0b0e16;
  --ink: #eef1f8;
  --ink-secondary: #b4bdd0;
  --muted: #768199;
  --accent: #749dff;
  --accent-soft: rgba(116, 157, 255, 0.16);
  --danger: #f26d7d;
  --danger-soft: rgba(242, 109, 125, 0.18);

  --glass-bg: rgba(20, 25, 38, 0.58);
  --glass-bg-strong: rgba(26, 32, 48, 0.76);
  --glass-bg-subtle: rgba(20, 26, 40, 0.44);
  --glass-border: rgba(255, 255, 255, 0.15);
  --glass-outline: rgba(255, 255, 255, 0.09);
  --glass-highlight: inset 0 1px 0 0 rgba(255, 255, 255, 0.2), inset 0 -1px 0 0 rgba(255, 255, 255, 0.05);
  --glass-shadow: 0 20px 50px -14px rgba(0, 0, 0, 0.52);
  --glass-shadow-lg: 0 32px 80px -16px rgba(0, 0, 0, 0.7);
  --spotlight-color: rgba(138, 112, 255, 0.24);
  color-scheme: dark;
}

* {
  box-sizing: border-box;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--ink);
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

button, input, textarea {
  font: inherit;
}

button {
  cursor: pointer;
  color: inherit;
  border: 0;
  background: none;
}

button:focus-visible, input:focus-visible, textarea:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 2px;
}

[hidden] {
  display: none !important;
}

/* Liquid Glass Reusable Surfaces + Time-Shifting Gemini Cursor Spotlight */
.liquid-glass {
  background: var(--glass-bg);
  backdrop-filter: blur(26px) saturate(185%);
  -webkit-backdrop-filter: blur(26px) saturate(185%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight), var(--glass-shadow), 0 0 0 1px var(--glass-outline);
}

.spotlight-surface {
  position: relative;
  overflow: hidden;
}

.spotlight-surface::after {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(
    400px circle at var(--mx, -200px) var(--my, -200px),
    var(--spotlight-color),
    transparent 68%
  );
  opacity: 0;
  transition: opacity 0.3s ease;
  pointer-events: none;
  z-index: 0;
  animation: gemini-hue-shift 14s linear infinite;
}

.spotlight-surface:hover::after {
  opacity: 1;
}

.spotlight-surface > * {
  position: relative;
  z-index: 1;
}

.liquid-glass-inner {
  background: var(--glass-bg-strong);
  backdrop-filter: blur(18px) saturate(160%);
  -webkit-backdrop-filter: blur(18px) saturate(160%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight), 0 0 0 1px var(--glass-outline);
}

.liquid-glass-bar {
  background: var(--glass-bg);
  backdrop-filter: blur(22px) saturate(180%);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
  border-bottom: 1px solid var(--glass-outline);
  box-shadow: inset 0 -1px 0 0 var(--glass-border);
}

/* Top Blog-Style Loading Progress Filament */
.top-loader {
  position: fixed;
  top: 0;
  left: 0;
  height: 2.5px;
  width: 100%;
  background: var(--iridescent);
  z-index: 100;
  transform: scaleX(0);
  transform-origin: left center;
  opacity: 0;
  pointer-events: none;
  transition: transform 0.35s cubic-bezier(0.22, 1, 0.36, 1), opacity 0.25s ease;
}

.top-loader.active {
  opacity: 1;
  transform: scaleX(0.78);
}

.top-loader.done {
  opacity: 0;
  transform: scaleX(1);
}

/* Preview Switch Bar */
.preview {
  height: 34px;
  background: rgba(18, 22, 32, 0.94);
  backdrop-filter: blur(12px);
  color: #d8dfef;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 22px;
  font-size: 11px;
  letter-spacing: 0.03em;
  position: relative;
  z-index: 40;
}

.preview-left {
  display: flex;
  align-items: center;
  gap: 8px;
}

.gemini-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--iridescent);
  animation: dot-breathe 3s ease-in-out infinite alternate, gemini-hue-shift 12s linear infinite;
}

@keyframes dot-breathe {
  from { transform: scale(0.9); opacity: 0.75; }
  to { transform: scale(1.2); opacity: 1; }
}

.preview button {
  color: #fff;
  font-size: 11px;
  font-weight: 500;
  padding: 3px 11px;
  border-radius: 99px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.14);
  transition: background 0.2s, transform 0.25s cubic-bezier(0.22, 1, 0.36, 1);
}

.preview button:hover {
  background: rgba(255, 255, 255, 0.18);
  transform: translateX(2px);
}

/* Time-Evolving Gemini Aurora Ambient Light System */
.liquid-ambient {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
  animation: gemini-hue-shift 18s linear infinite;
}

.orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(68px);
  opacity: 0.56;
  will-change: transform, filter;
}

/* Vivid, clearly visible Gemini aurora glow in Dark Mode */
.dark .orb {
  opacity: 0.72;
  filter: blur(62px) saturate(145%);
  mix-blend-mode: screen;
}

.orb-1 {
  width: 480px;
  height: 480px;
  top: 2%;
  left: 8%;
  background: radial-gradient(
    circle,
    rgba(66, 133, 244, 0.55) 0%,
    rgba(139, 92, 246, 0.32) 45%,
    transparent 72%
  );
  animation: orb-drift-1 15s ease-in-out infinite alternate;
}

.orb-2 {
  width: 440px;
  height: 440px;
  bottom: 4%;
  right: 10%;
  background: radial-gradient(
    circle,
    rgba(168, 85, 247, 0.48) 0%,
    rgba(236, 72, 153, 0.28) 48%,
    transparent 72%
  );
  animation: orb-drift-2 18s ease-in-out infinite alternate;
}

.orb-3 {
  width: 380px;
  height: 380px;
  top: 34%;
  left: 36%;
  background: radial-gradient(
    circle,
    rgba(244, 114, 182, 0.42) 0%,
    rgba(251, 146, 60, 0.26) 46%,
    transparent 72%
  );
  animation: orb-drift-3 21s ease-in-out infinite alternate;
}

@keyframes gemini-hue-shift {
  0% { filter: hue-rotate(0deg); }
  50% { filter: hue-rotate(180deg); }
  100% { filter: hue-rotate(360deg); }
}

@keyframes orb-drift-1 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(45px, 28px) scale(1.1); }
  100% { transform: translate(-20px, 50px) scale(0.95); }
}

@keyframes orb-drift-2 {
  0% { transform: translate(0, 0) scale(1); }
  50% { transform: translate(-50px, -30px) scale(1.12); }
  100% { transform: translate(30px, -45px) scale(0.96); }
}

@keyframes orb-drift-3 {
  0% { transform: translate(0, 0) scale(0.95); }
  50% { transform: translate(35px, -35px) scale(1.14); }
  100% { transform: translate(-40px, 25px) scale(1.02); }
}

/* Blog-style View Stage Transition */
.view-stage {
  animation: blog-stage-in 0.52s cubic-bezier(0.22, 1, 0.36, 1) both;
}

@keyframes blog-stage-in {
  0% {
    opacity: 0;
    transform: translateY(14px) scale(0.99);
    filter: blur(6px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

/* Login Page */
.login {
  min-height: calc(100vh - 34px);
  padding: 32px 6vw 24px;
  position: relative;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  isolation: isolate;
}

.login-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: 1080px;
  width: 100%;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

.login-logo {
  font-family: var(--font-serif);
  font-size: 24px;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
  color: var(--ink);
}

.login-logo > span:last-child {
  color: var(--muted);
}

.logo-glass {
  width: 36px;
  height: 36px;
  border-radius: 11px;
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight), var(--glass-shadow), 0 0 0 1px var(--glass-outline);
  display: grid;
  place-items: center;
  color: var(--ink);
  transition: transform 0.35s cubic-bezier(0.22, 1.4, 0.36, 1);
}

.login-logo:hover .logo-glass,
.topbar-brand:hover .logo-glass {
  transform: rotate(-8deg) scale(1.06);
}

.logo-glass svg {
  width: 18px;
  height: 18px;
}

.logo-glass.small {
  width: 32px;
  height: 32px;
  border-radius: 9px;
}

.logo-glass.small svg {
  width: 16px;
  height: 16px;
}

.login-grid {
  display: grid;
  grid-template-columns: 1fr 400px;
  max-width: 1060px;
  width: 100%;
  align-items: center;
  gap: 64px;
  margin: auto;
  position: relative;
  z-index: 2;
}

/* Left Sculpture: Interactive 3D Liquid Glass Objects */
.login-sculpture {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 430px;
  user-select: none;
  perspective: 1000px;
}

.sculpture-stage {
  position: relative;
  width: 420px;
  height: 390px;
  display: flex;
  align-items: center;
  justify-content: center;
  transform-style: preserve-3d;
  transform: rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
  transition: transform 0.18s ease-out;
}

/* Gemini Color-Shifting Halo Behind the Sculpture */
.sculpture-stage::before {
  content: '';
  position: absolute;
  width: 290px;
  height: 290px;
  border-radius: 50%;
  background: conic-gradient(
    from 0deg,
    rgba(66, 133, 244, 0.38),
    rgba(139, 92, 246, 0.38),
    rgba(236, 72, 153, 0.34),
    rgba(251, 146, 60, 0.34),
    rgba(66, 133, 244, 0.38)
  );
  filter: blur(44px);
  animation: slow-spin 16s linear infinite, gemini-hue-shift 18s linear infinite;
  pointer-events: none;
}

.dark .sculpture-stage::before {
  opacity: 0.9;
  filter: blur(48px) saturate(150%);
}

.glass-ring {
  position: absolute;
  border-radius: 50%;
  border: 1px solid var(--glass-outline);
  pointer-events: none;
}

.ring-outer {
  width: 368px;
  height: 368px;
  background: radial-gradient(circle, rgba(255, 255, 255, 0.14), transparent 70%);
}

.ring-middle {
  width: 316px;
  height: 316px;
  border-color: var(--glass-border);
  opacity: 0.55;
  animation: pulse-ring 6s ease-in-out infinite alternate;
}

.ring-inner {
  width: 264px;
  height: 264px;
  border-style: dashed;
  opacity: 0.65;
  animation: slow-spin 38s linear infinite;
}

@keyframes pulse-ring {
  0% { transform: scale(0.97); opacity: 0.35; }
  100% { transform: scale(1.03); opacity: 0.7; }
}

@keyframes slow-spin {
  to { transform: rotate(360deg); }
}

/* Floating Refractive Glass Bubbles */
.glass-bubble {
  position: absolute;
  border-radius: 50%;
  background: radial-gradient(circle at 30% 30%, rgba(255, 255, 255, 0.9), rgba(139, 92, 246, 0.25));
  border: 1px solid var(--glass-border);
  box-shadow: inset 0 2px 4px rgba(255, 255, 255, 0.8), 0 8px 18px rgba(30, 45, 80, 0.12);
  backdrop-filter: blur(8px);
  pointer-events: none;
  animation: bubble-float 7s ease-in-out infinite alternate, gemini-hue-shift 14s linear infinite;
}

.b-1 { width: 22px; height: 22px; bottom: 72px; left: 48px; animation-delay: -1s; }
.b-2 { width: 14px; height: 14px; top: 44px; right: 108px; animation-delay: -3.5s; }
.b-3 { width: 18px; height: 18px; bottom: 88px; right: 44px; animation-delay: -5s; }

@keyframes bubble-float {
  0% { transform: translate(0, 0) scale(1); }
  100% { transform: translate(6px, -14px) scale(1.12); }
}

/* Central Liquid Glass Envelope & Rising Paper */
.glass-envelope {
  position: relative;
  width: 248px;
  height: 196px;
  transform: rotate(-4deg) translateZ(20px);
  transition: transform 0.55s cubic-bezier(0.22, 1.35, 0.36, 1);
}

.sculpture-stage:hover .glass-envelope {
  transform: rotate(-1deg) translateY(-6px) translateZ(28px);
}

.envelope-paper {
  position: absolute;
  left: 20px;
  right: 20px;
  top: -36px;
  height: 168px;
  border-radius: 16px;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight), 0 16px 36px rgba(20, 32, 64, 0.12), 0 0 0 1px var(--glass-outline);
  padding: 16px 18px;
  transform: rotate(4deg);
  transition: transform 0.55s cubic-bezier(0.22, 1.35, 0.36, 1);
}

.sculpture-stage:hover .envelope-paper {
  transform: rotate(2deg) translateY(-14px);
}

.envelope-paper.paper-pop {
  animation: paper-spring 0.48s cubic-bezier(0.22, 1.5, 0.36, 1);
}

@keyframes paper-spring {
  0% { transform: rotate(2deg) translateY(-4px) scale(0.95); }
  50% { transform: rotate(0deg) translateY(-22px) scale(1.03); }
  100% { transform: rotate(2deg) translateY(-14px) scale(1); }
}

.paper-header {
  display: flex;
  align-items: center;
  gap: 7px;
  margin-bottom: 14px;
}

.paper-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--iridescent);
  animation: gemini-hue-shift 12s linear infinite;
}

.paper-bar {
  height: 5px;
  width: 68px;
  border-radius: 99px;
  background: var(--glass-outline);
}

.paper-bar.short {
  width: 32px;
  margin-left: auto;
}

.paper-otp {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 11px 14px;
  border-radius: 11px;
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: 14px;
  transition: background 0.25s, color 0.25s, transform 0.25s;
}

.paper-otp svg {
  width: 16px;
  height: 16px;
}

.paper-otp b {
  font-family: var(--font-mono);
  font-size: 16px;
  letter-spacing: 0.1em;
}

.paper-lines {
  display: grid;
  gap: 6px;
}

.paper-lines i {
  display: block;
  height: 4px;
  border-radius: 99px;
  background: var(--glass-outline);
}

.paper-lines i:last-child {
  width: 65%;
}

.envelope-pocket {
  position: absolute;
  inset: 36px 0 0;
  border-radius: 20px;
  background: var(--glass-bg);
  backdrop-filter: blur(28px) saturate(190%);
  -webkit-backdrop-filter: blur(28px) saturate(190%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight), var(--glass-shadow-lg), 0 0 0 1px var(--glass-outline);
  display: grid;
  place-items: center;
  overflow: hidden;
}

.envelope-pocket::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(145deg, rgba(255, 255, 255, 0.38) 0%, transparent 48%),
    linear-gradient(35deg, transparent 48%, rgba(255, 255, 255, 0.24) 50%, transparent 52%);
  pointer-events: none;
}

.envelope-seal {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight), 0 8px 20px rgba(20, 32, 64, 0.08);
  display: grid;
  place-items: center;
  color: var(--ink);
  position: relative;
  z-index: 1;
  transition: transform 0.35s cubic-bezier(0.22, 1.4, 0.36, 1);
}

.sculpture-stage:hover .envelope-seal {
  transform: scale(1.08);
}

.envelope-seal svg {
  width: 20px;
  height: 20px;
}

/* Floating Tactile Glass Tiles around Sculpture */
.float-tile {
  position: absolute;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(22px) saturate(180%);
  -webkit-backdrop-filter: blur(22px) saturate(180%);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight), var(--glass-shadow), 0 0 0 1px var(--glass-outline);
  border-radius: 16px;
  display: flex;
  align-items: center;
  gap: 9px;
  color: var(--ink);
  cursor: pointer;
  animation: tile-bob 5.5s ease-in-out infinite alternate;
  transition: transform 0.3s cubic-bezier(0.22, 1.4, 0.36, 1), box-shadow 0.25s;
}

.float-tile:hover {
  transform: translateY(-4px) scale(1.05);
}

.tile-key {
  top: 28px;
  left: 16px;
  padding: 10px 15px;
}

.tile-key svg {
  width: 17px;
  height: 17px;
  color: var(--accent);
}

.tile-code {
  font-family: var(--font-mono);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
}

.tile-shield {
  top: 56px;
  right: 26px;
  width: 50px;
  height: 50px;
  justify-content: center;
  border-radius: 16px;
  animation-delay: -2.6s;
}

.tile-shield svg {
  width: 20px;
  height: 20px;
  animation: bell-ring 4s ease-in-out infinite;
}

@keyframes bell-ring {
  0%, 84%, 100% { transform: rotate(0); }
  88% { transform: rotate(12deg); }
  92% { transform: rotate(-10deg); }
  96% { transform: rotate(6deg); }
}

.pulse-dot {
  position: absolute;
  top: 10px;
  right: 10px;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--iridescent);
  animation: gemini-hue-shift 12s linear infinite;
}

.pulse-dot::after {
  content: '';
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1.5px solid var(--accent);
  opacity: 0;
  animation: dot-ping 2.4s cubic-bezier(0, 0, 0.2, 1) infinite;
}

@keyframes dot-ping {
  0% { transform: scale(0.6); opacity: 0.7; }
  100% { transform: scale(1.9); opacity: 0; }
}

.float-dock {
  position: absolute;
  bottom: 18px;
  display: flex;
  gap: 8px;
  padding: 7px;
  border-radius: 16px;
  background: var(--glass-bg);
  backdrop-filter: blur(22px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight), var(--glass-shadow), 0 0 0 1px var(--glass-outline);
}

.dock-item {
  width: 36px;
  height: 36px;
  border-radius: 11px;
  display: grid;
  place-items: center;
  color: var(--muted);
  transition: background 0.22s, color 0.22s, transform 0.28s cubic-bezier(0.22, 1.4, 0.36, 1);
}

.dock-item:hover {
  color: var(--ink);
  transform: translateY(-2px);
}

.dock-item.active {
  background: var(--glass-bg-strong);
  color: var(--ink);
  box-shadow: var(--glass-highlight), 0 2px 8px rgba(0, 0, 0, 0.05);
}

.dock-item svg {
  width: 17px;
  height: 17px;
}

@keyframes tile-bob {
  0% { transform: translateY(0); }
  100% { transform: translateY(-9px); }
}

/* Right Login Box */
.login-box {
  border-radius: 24px;
  padding: 36px 34px;
}

.login-box-head h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 28px;
  margin: 0 0 24px;
  letter-spacing: -0.02em;
}

.login-box form > label {
  display: block;
  color: var(--ink-secondary);
  font-size: 12px;
  font-weight: 500;
  margin-top: 16px;
}

.glass-field {
  margin-top: 8px;
  display: flex;
  align-items: center;
  gap: 10px;
  padding: 0 13px;
  height: 46px;
  border-radius: 12px;
  background: var(--glass-bg-subtle);
  border: 1px solid var(--glass-outline);
  box-shadow: inset 0 1px 2px rgba(0, 0, 0, 0.02);
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s, transform 0.2s;
}

.glass-field:focus-within {
  background: var(--glass-bg-strong);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
  transform: translateY(-1px);
}

.glass-field svg {
  width: 17px;
  height: 17px;
  color: var(--muted);
  flex: none;
}

.glass-field input {
  width: 100%;
  border: 0;
  background: none;
  outline: none;
  color: var(--ink);
  font-size: 13px;
}

.password button {
  font-size: 11px;
  color: var(--muted);
  padding: 4px 8px;
  border-radius: 7px;
  white-space: nowrap;
}

.password button:hover {
  background: var(--accent-soft);
  color: var(--accent);
}

.login-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin: 18px 0 24px;
  color: var(--muted);
  font-size: 12px;
}

.login-options label {
  display: flex;
  align-items: center;
  gap: 7px;
  color: var(--ink-secondary);
  cursor: pointer;
}

.login-options input {
  accent-color: var(--ink);
}

.primary {
  background: var(--ink);
  color: var(--bg);
  border-radius: 12px;
  padding: 13px 20px;
  font-weight: 600;
  font-size: 13px;
  transition: transform 0.32s cubic-bezier(0.22, 1.4, 0.36, 1), box-shadow 0.25s, opacity 0.2s;
}

.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 24px rgba(23, 26, 34, 0.18);
  opacity: 0.94;
}

.primary .arrow {
  display: inline-block;
  transition: transform 0.28s cubic-bezier(0.22, 1.4, 0.36, 1);
}

.primary:hover .arrow {
  transform: translateX(4px);
}

.login-box .primary {
  width: 100%;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 10px;
}

.login-footer {
  font-family: var(--font-serif);
  font-size: 12px;
  color: var(--muted);
  max-width: 1080px;
  width: 100%;
  margin: 0 auto;
  position: relative;
  z-index: 2;
}

/* App Shell */
.app {
  min-height: calc(100vh - 34px);
  position: relative;
  isolation: isolate;
}

.topbar {
  height: 60px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 26px;
  position: sticky;
  top: 0;
  z-index: 30;
}

.topbar-brand {
  display: flex;
  align-items: center;
  gap: 10px;
}

.top-brand-name {
  font-family: var(--font-serif);
  font-size: 20px;
  letter-spacing: -0.02em;
}

.top-brand-name span {
  color: var(--muted);
}

.liquid-pill {
  background: var(--glass-bg-subtle);
  border: 1px solid var(--glass-outline);
  box-shadow: var(--glass-highlight);
  border-radius: 99px;
}

.top-search {
  display: flex;
  align-items: center;
  gap: 9px;
  width: min(420px, 44vw);
  padding: 7px 14px;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s, width 0.3s cubic-bezier(0.22, 1, 0.36, 1);
}

.top-search:focus-within {
  background: var(--glass-bg-strong);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

.search-icon {
  font-size: 15px;
  color: var(--muted);
}

.top-search input {
  background: none;
  border: 0;
  color: var(--ink);
  outline: 0;
  width: 100%;
  font-size: 13px;
}

.top-search input::placeholder {
  color: var(--muted);
}

.top-search kbd {
  border: 1px solid var(--glass-outline);
  background: var(--glass-bg-strong);
  color: var(--muted);
  border-radius: 5px;
  padding: 1px 6px;
  font-size: 10px;
}

.top-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.glass-pill-btn {
  font-size: 12px;
  font-weight: 500;
  color: var(--ink-secondary);
  padding: 6px 12px;
  border-radius: 99px;
  background: var(--glass-bg-subtle);
  border: 1px solid var(--glass-outline);
  box-shadow: var(--glass-highlight);
  transition: background 0.2s, color 0.2s, transform 0.25s cubic-bezier(0.22, 1.4, 0.36, 1), border-color 0.2s;
}

.glass-pill-btn:hover {
  background: var(--glass-bg-strong);
  color: var(--ink);
  transform: translateY(-1px);
}

.glass-pill-btn.danger-hover:hover {
  background: var(--danger-soft);
  color: var(--danger);
  border-color: var(--danger-soft);
}

.glass-icon-btn {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  font-size: 16px;
  color: var(--ink-secondary);
  background: var(--glass-bg-subtle);
  border: 1px solid var(--glass-outline);
  box-shadow: var(--glass-highlight);
  display: inline-grid;
  place-items: center;
  transition: background 0.2s, color 0.2s, transform 0.28s cubic-bezier(0.22, 1.4, 0.36, 1);
}

.glass-icon-btn:hover {
  background: var(--glass-bg-strong);
  color: var(--ink);
  transform: translateY(-1px) scale(1.05);
}

#refresh.spinning {
  animation: spin-smooth 0.55s cubic-bezier(0.22, 1, 0.36, 1);
}

.user-avatar {
  display: grid;
  place-items: center;
  border-radius: 50%;
  width: 32px;
  height: 32px;
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-outline);
  box-shadow: var(--glass-highlight);
  color: var(--ink);
  font-family: var(--font-serif);
  font-size: 14px;
  flex: none;
}

.user-avatar.small {
  width: 34px;
  height: 34px;
}

.layout {
  display: flex;
  min-height: calc(100vh - 94px);
  position: relative;
  z-index: 2;
}

/* Sidebar (Retained & Interactive even when Email Reader is open!) */
.sidebar {
  width: 234px;
  flex: none;
  padding: 22px 14px;
  border-right: 1px solid var(--glass-outline);
  background: var(--glass-bg-subtle);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 28;
  transition: transform 0.36s cubic-bezier(0.22, 1, 0.36, 1);
}

.compose {
  padding: 11px 16px;
  border-radius: 13px;
  font-weight: 600;
  font-size: 13px;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  width: 100%;
  margin-bottom: 20px;
  transition: transform 0.28s cubic-bezier(0.22, 1.4, 0.36, 1), box-shadow 0.25s;
}

.compose svg {
  width: 16px;
  height: 16px;
  transition: transform 0.3s cubic-bezier(0.22, 1.4, 0.36, 1);
}

.compose:hover {
  transform: translateY(-2px);
}

.compose:hover svg {
  transform: rotate(90deg);
}

.navgroup {
  display: grid;
  gap: 3px;
}

.nav {
  text-align: left;
  width: 100%;
  border-radius: 10px;
  padding: 9px 12px;
  font-size: 13px;
  color: var(--ink-secondary);
  display: flex;
  align-items: center;
  gap: 10px;
  transition: background 0.2s, color 0.2s, transform 0.25s cubic-bezier(0.22, 1.4, 0.36, 1);
}

.nav-icon {
  width: 18px;
  text-align: center;
  font-size: 14px;
  color: var(--muted);
  transition: transform 0.25s cubic-bezier(0.22, 1.4, 0.36, 1);
}

.nav:hover {
  background: var(--glass-bg-subtle);
  color: var(--ink);
  transform: translateX(3px);
}

.nav:hover .nav-icon {
  transform: scale(1.14);
}

.nav.active {
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight), 0 2px 8px rgba(0, 0, 0, 0.03);
  color: var(--ink);
  font-weight: 600;
}

.nav.active .nav-icon {
  color: var(--accent);
}

.badge-pill {
  margin-left: auto;
  font-size: 11px;
  font-weight: 600;
  background: var(--ink);
  color: var(--bg);
  padding: 1px 7px;
  border-radius: 99px;
}

.badge-subtle {
  margin-left: auto;
  font-size: 11px;
  color: var(--muted);
}

.nav-label {
  margin: 22px 12px 7px;
  color: var(--muted);
  font-size: 11px;
  letter-spacing: 0.06em;
}

.sidebar-bottom {
  margin-top: auto;
  padding: 14px 6px 0;
  border-top: 1px solid var(--glass-outline);
  display: flex;
  gap: 10px;
  align-items: center;
}

.user-meta {
  min-width: 0;
  flex: 1;
}

.sidebar-bottom strong, .sidebar-bottom small {
  display: block;
  font-size: 12px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.sidebar-bottom small {
  font-size: 11px;
  color: var(--muted);
  margin-top: 2px;
}

/* Inbox Main */
.inbox-main {
  flex: 1;
  max-width: 920px;
  width: 100%;
  padding: 32px 36px 56px;
  margin: 0 auto;
}

.main-heading {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 20px;
}

.main-heading h1 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 28px;
  letter-spacing: -0.02em;
  margin: 0;
}

.heading-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Spotlight Cards */
.spotlight {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 14px;
  margin-bottom: 22px;
}

.spot-card {
  border-radius: 16px;
  padding: 14px 18px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  transition: transform 0.28s cubic-bezier(0.22, 1.4, 0.36, 1), box-shadow 0.25s;
}

.spot-card:hover {
  transform: translateY(-3px);
}

.spot-meta {
  min-width: 0;
}

.spot-tag {
  font-size: 11px;
  color: var(--muted);
  display: flex;
  align-items: center;
  gap: 6px;
}

.spot-title {
  font-size: 14px;
  font-weight: 600;
  margin-top: 4px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.spot-code-box {
  display: flex;
  align-items: center;
  gap: 8px;
  flex: none;
}

.spot-code {
  font-family: var(--font-mono);
  font-size: 16px;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--accent);
  background: var(--accent-soft);
  padding: 5px 10px;
  border-radius: 8px;
}

/* Filters Bar */
.filters-bar {
  display: flex;
  align-items: center;
  margin-bottom: 20px;
  overflow-x: auto;
}

.liquid-pill-group {
  display: inline-flex;
  gap: 4px;
  padding: 4px;
  border-radius: 99px;
  background: var(--glass-bg-subtle);
  border: 1px solid var(--glass-outline);
  box-shadow: var(--glass-highlight);
}

.filter {
  white-space: nowrap;
  color: var(--ink-secondary);
  font-size: 12px;
  border-radius: 99px;
  padding: 5px 13px;
  transition: background 0.22s, color 0.22s, box-shadow 0.22s, transform 0.22s cubic-bezier(0.22, 1.4, 0.36, 1);
}

.filter:hover {
  color: var(--ink);
  transform: translateY(-1px);
}

.filter.active {
  background: var(--glass-bg-strong);
  color: var(--ink);
  font-weight: 600;
  box-shadow: var(--glass-highlight), 0 2px 8px rgba(0, 0, 0, 0.05);
}

.filter span {
  margin-left: 3px;
  font-size: 11px;
  color: var(--muted);
}

/* Mail List Groups & Staggered Wave Rows */
.group {
  margin-bottom: 26px;
}

.group-title {
  display: flex;
  justify-content: space-between;
  color: var(--muted);
  font-size: 11px;
  margin: 0 10px 8px;
}

.mail-card {
  border-radius: 18px;
  overflow: hidden;
}

.row-wrap {
  display: flex;
  align-items: center;
  border-bottom: 1px solid var(--glass-outline);
  position: relative;
  animation: row-wave-in 0.42s cubic-bezier(0.22, 1, 0.36, 1) backwards;
  animation-delay: calc(var(--row-i, 0) * 42ms);
  transition: background 0.22s, transform 0.28s cubic-bezier(0.22, 1.3, 0.36, 1), opacity 0.28s ease;
}

@keyframes row-wave-in {
  0% {
    opacity: 0;
    transform: translateY(10px) scale(0.992);
    filter: blur(4px);
  }
  100% {
    opacity: 1;
    transform: translateY(0) scale(1);
    filter: blur(0);
  }
}

.row-wrap.is-unread {
  background: var(--glass-bg-strong);
}

.row-wrap:last-child {
  border-bottom: 0;
}

.row-wrap:hover {
  background: var(--accent-soft);
  transform: translateX(3px);
}

.row-wrap.opening {
  transform: scale(0.985);
  background: var(--accent-soft);
}

.row-wrap.row-removing {
  opacity: 0;
  transform: translateX(28px) scale(0.96);
  filter: blur(6px);
  pointer-events: none;
}

.mail-row {
  display: grid;
  grid-template-columns: 36px minmax(110px, 150px) minmax(0, 1fr) auto auto;
  gap: 12px;
  align-items: center;
  text-align: left;
  width: 100%;
  padding: 14px 18px;
  font-size: 13px;
  min-width: 0;
}

.sender-icon {
  width: 34px;
  height: 34px;
  border-radius: 10px;
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-outline);
  box-shadow: var(--glass-highlight);
  color: var(--ink);
  display: grid;
  place-items: center;
  font-family: var(--font-serif);
  font-size: 15px;
  flex: none;
  transition: transform 0.28s cubic-bezier(0.22, 1.4, 0.36, 1);
}

.row-wrap:hover .sender-icon {
  transform: scale(1.07) rotate(-3deg);
}

.sender-icon.code-tone {
  color: var(--accent);
}

.unread-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--iridescent);
  display: inline-block;
  flex: none;
  animation: gemini-hue-shift 12s linear infinite;
}

.sender-name {
  font-weight: 500;
  color: var(--ink-secondary);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  gap: 6px;
}

.row-wrap.is-unread .sender-name {
  font-weight: 600;
  color: var(--ink);
}

.subject {
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
  display: flex;
  align-items: center;
  gap: 8px;
}

.subject strong {
  font-weight: 400;
  color: var(--ink-secondary);
}

.row-wrap.is-unread .subject strong {
  font-weight: 600;
  color: var(--ink);
}

.subject small {
  font-size: 12px;
  color: var(--muted);
  overflow: hidden;
  text-overflow: ellipsis;
}

.type-tag {
  font-size: 10px;
  font-weight: 500;
  padding: 2px 7px;
  border-radius: 6px;
  background: var(--glass-bg-subtle);
  border: 1px solid var(--glass-outline);
  color: var(--ink-secondary);
  flex: none;
}

.type-tag.code {
  color: var(--accent);
  background: var(--accent-soft);
  border-color: transparent;
}

.mail-row time {
  font-size: 11px;
  white-space: nowrap;
  color: var(--muted);
  font-variant-numeric: tabular-nums;
}

.code-pill {
  font-family: var(--font-mono);
  color: var(--accent);
  background: var(--accent-soft);
  border-radius: 7px;
  font-size: 12px;
  letter-spacing: 0.08em;
  padding: 4px 9px;
  font-weight: 600;
  white-space: nowrap;
}

.row-actions {
  display: flex;
  align-items: center;
  gap: 6px;
  padding-right: 14px;
}

.copy-inline {
  border: 1px solid var(--glass-outline);
  background: var(--glass-bg-strong);
  box-shadow: var(--glass-highlight);
  color: var(--ink);
  border-radius: 8px;
  padding: 5px 10px;
  font-size: 11px;
  white-space: nowrap;
  transition: background 0.18s, color 0.18s, transform 0.24s cubic-bezier(0.22, 1.4, 0.36, 1);
}

.copy-inline:hover {
  background: var(--ink);
  color: var(--bg);
  transform: translateY(-1px);
}

.copy-inline.copied-pop,
#copy-code.copied-pop {
  background: var(--success) !important;
  color: #fff !important;
  border-color: transparent !important;
  transform: scale(1.06);
}

.row-icon-act {
  width: 28px;
  height: 28px;
  border-radius: 8px;
  font-size: 13px;
  color: var(--muted);
  display: inline-grid;
  place-items: center;
  opacity: 0;
  transform: translateX(4px);
  transition: opacity 0.2s, transform 0.22s cubic-bezier(0.22, 1.4, 0.36, 1), background 0.2s, color 0.2s;
}

.row-wrap:hover .row-icon-act {
  opacity: 1;
  transform: translateX(0);
}

.row-icon-act:hover {
  background: var(--glass-bg-strong);
  color: var(--danger);
}

.row-icon-act.restore:hover {
  color: var(--accent);
}

.empty {
  padding: 56px 24px;
  color: var(--muted);
  text-align: center;
  border-radius: 18px;
  animation: blog-stage-in 0.38s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.empty-orb {
  width: 44px;
  height: 44px;
  border-radius: 14px;
  margin: 0 auto 12px;
  background: var(--glass-bg-strong);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight);
  display: grid;
  place-items: center;
  font-size: 18px;
  color: var(--muted);
}

/* Full-Workspace Reader View (Preserving Left Sidebar & Topbar!) */
.veil {
  position: fixed;
  top: 94px;
  left: 234px;
  right: 0;
  bottom: 0;
  background: rgba(15, 19, 28, 0.16);
  backdrop-filter: blur(8px);
  z-index: 24;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.reader {
  position: fixed;
  z-index: 25;
  top: 94px;
  left: 234px;
  right: 0;
  bottom: 0;
  background: var(--bg);
  color: var(--ink);
  overflow-y: auto;
  opacity: 0;
  pointer-events: none;
  transform: translateY(18px) scale(0.99);
  transition: opacity 0.36s cubic-bezier(0.22, 1, 0.36, 1), transform 0.38s cubic-bezier(0.22, 1, 0.36, 1);
  display: flex;
  flex-direction: column;
}

/* Subtle Gemini ambient glow inside Reader View too */
.reader::before {
  content: '';
  position: fixed;
  width: 420px;
  height: 420px;
  top: 16%;
  right: 12%;
  border-radius: 50%;
  background: radial-gradient(
    circle,
    rgba(66, 133, 244, 0.28) 0%,
    rgba(168, 85, 247, 0.22) 48%,
    transparent 70%
  );
  filter: blur(70px);
  pointer-events: none;
  z-index: 0;
  animation: orb-drift-2 16s ease-in-out infinite alternate, gemini-hue-shift 18s linear infinite;
}

.dark .reader::before {
  opacity: 0.85;
  filter: blur(65px) saturate(145%);
}

.reader.open {
  opacity: 1;
  pointer-events: auto;
  transform: translateY(0) scale(1);
}

.reader-topbar {
  height: 58px;
  position: sticky;
  top: 0;
  z-index: 5;
  flex: none;
}

.reader-topbar-inner {
  max-width: 840px;
  height: 100%;
  margin: 0 auto;
  padding: 0 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-secondary);
  padding: 6px 12px;
  border-radius: 99px;
  background: var(--glass-bg-subtle);
  border: 1px solid var(--glass-outline);
  box-shadow: var(--glass-highlight);
  transition: transform 0.25s cubic-bezier(0.22, 1.4, 0.36, 1), color 0.2s, background 0.2s;
}

.back-btn:hover {
  color: var(--ink);
  background: var(--glass-bg-strong);
  transform: translateX(-3px);
}

.reader-bar-actions {
  display: flex;
  align-items: center;
  gap: 8px;
}

/* Click Loading Animation inside Reader Workspace */
.reader-loader {
  position: fixed;
  top: 152px;
  left: 234px;
  right: 0;
  bottom: 0;
  z-index: 10;
  background: var(--glass-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding: 0 24px;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 28px;
  pointer-events: none;
  animation: loader-fade-out 0.38s cubic-bezier(0.22, 1, 0.36, 1) forwards;
}

@keyframes loader-fade-out {
  0% { opacity: 1; }
  65% { opacity: 1; }
  100% { opacity: 0; }
}

.loader-glass-orb {
  position: relative;
  width: 64px;
  height: 64px;
  border-radius: 20px;
  background: var(--glass-bg-strong);
  backdrop-filter: blur(20px);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight), var(--glass-shadow);
  display: grid;
  place-items: center;
  color: var(--ink);
}

.loader-glass-orb svg {
  width: 24px;
  height: 24px;
  animation: pulse-scale 0.8s ease-in-out infinite alternate;
}

.loader-ring {
  position: absolute;
  inset: -6px;
  border-radius: 24px;
  border: 1.5px solid transparent;
  background: var(--iridescent) border-box;
  -webkit-mask: linear-gradient(#fff 0 0) padding-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  animation: spin-smooth 1.05s linear infinite;
}

.loader-ripple {
  position: absolute;
  inset: -14px;
  border-radius: 30px;
  border: 1px solid var(--accent-soft);
  animation: ripple-expand 1s ease-out infinite;
}

@keyframes ripple-expand {
  0% { transform: scale(0.85); opacity: 0.9; }
  100% { transform: scale(1.35); opacity: 0; }
}

@keyframes spin-smooth {
  to { transform: rotate(360deg); }
}

@keyframes pulse-scale {
  from { transform: scale(0.92); opacity: 0.7; }
  to { transform: scale(1.06); opacity: 1; }
}

.loader-skeleton {
  width: 100%;
  max-width: 580px;
  display: grid;
  gap: 14px;
}

.sk-line, .sk-box {
  display: block;
  border-radius: 10px;
  background: linear-gradient(90deg, var(--glass-outline) 25%, var(--glass-border) 50%, var(--glass-outline) 75%);
  background-size: 200% 100%;
  animation: sk-shimmer 1.1s infinite;
}

.sk-short { width: 80px; height: 18px; }
.sk-title { width: 68%; height: 30px; }
.sk-meta { width: 42%; height: 16px; }
.sk-box { width: 100%; height: 110px; border-radius: 16px; margin-top: 8px; }

@keyframes sk-shimmer {
  0% { background-position: 200% 0; }
  100% { background-position: -200% 0; }
}

/* Article Stage & Staggered Blog Reveal */
.reader-stage {
  max-width: 840px;
  width: 100%;
  margin: 28px auto 64px;
  padding: 0 28px;
  position: relative;
  z-index: 1;
}

.reader-body {
  border-radius: 24px;
  padding: 44px 48px;
}

.reader-stage.revealing .stagger-item {
  animation: blog-item-reveal 0.48s cubic-bezier(0.22, 1, 0.36, 1) both;
}

.reader-stage.revealing .stagger-item:nth-child(1) { animation-delay: 0.02s; }
.reader-stage.revealing .stagger-item:nth-child(2) { animation-delay: 0.06s; }
.reader-stage.revealing .stagger-item:nth-child(3) { animation-delay: 0.10s; }
.reader-stage.revealing .stagger-item:nth-child(4) { animation-delay: 0.14s; }
.reader-stage.revealing .stagger-item:nth-child(5) { animation-delay: 0.18s; }
.reader-stage.revealing .stagger-item:nth-child(6) { animation-delay: 0.22s; }

@keyframes blog-item-reveal {
  0% {
    opacity: 0;
    transform: translateY(14px);
    filter: blur(4px);
  }
  100% {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
  }
}

.reader-meta-top {
  display: flex;
  align-items: center;
  gap: 10px;
}

.reader-label {
  font-size: 11px;
  font-weight: 500;
  padding: 3px 10px;
  border-radius: 99px;
  background: var(--accent-soft);
  color: var(--accent);
}

.reader h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 32px;
  letter-spacing: -0.02em;
  line-height: 1.35;
  margin: 14px 0 24px;
}

.sender {
  display: flex;
  gap: 12px;
  align-items: center;
  border-bottom: 1px solid var(--glass-outline);
  padding-bottom: 20px;
}

.sender strong, .sender small {
  display: block;
  font-size: 13px;
}

.sender small {
  color: var(--muted);
  font-size: 11px;
  margin-top: 3px;
}

.sender time {
  margin-left: auto;
  color: var(--muted);
  font-size: 12px;
}

.code-card {
  border-radius: 16px;
  padding: 20px 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 16px;
  margin: 24px 0 8px;
}

.code-card-eyebrow {
  display: block;
  font-size: 11px;
  color: var(--muted);
}

.code-card strong {
  display: block;
  font-family: var(--font-mono);
  font-size: 32px;
  letter-spacing: 0.16em;
  color: var(--accent);
  margin-top: 4px;
}

.code-card button {
  background: var(--ink);
  color: var(--bg);
  font-weight: 600;
  padding: 10px 18px;
  border-radius: 10px;
  font-size: 12px;
  transition: transform 0.25s cubic-bezier(0.22, 1.4, 0.36, 1), background 0.2s, opacity 0.2s;
  white-space: nowrap;
}

.code-card button:hover {
  transform: translateY(-2px);
  opacity: 0.92;
}

article {
  font-size: 15px;
  line-height: 1.9;
  color: var(--ink);
  padding-top: 22px;
}

article p {
  margin: 0 0 16px;
}

.reader-hint {
  margin-top: 22px;
  padding: 12px 16px;
  border-radius: 12px;
  background: var(--glass-bg-subtle);
  border: 1px solid var(--glass-outline);
  color: var(--muted);
  font-size: 12px;
}

.reader-hint:empty {
  display: none;
}

.reader-actions {
  margin-top: 28px;
}

/* Larger, Spacious Compose & Reply Dialog */
dialog {
  color: var(--ink);
  width: min(740px, calc(100vw - 32px));
  border-radius: 24px;
  padding: 0;
  animation: blog-stage-in 0.28s cubic-bezier(0.22, 1, 0.36, 1);
  overflow: hidden;
}

dialog::backdrop {
  background: rgba(12, 16, 26, 0.42);
  backdrop-filter: blur(8px);
}

dialog form {
  padding: 32px 36px;
}

dialog header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 6px;
}

dialog header h2 {
  font-family: var(--font-serif);
  font-weight: 400;
  font-size: 26px;
  margin: 0;
}

dialog header button {
  font-size: 24px;
  color: var(--muted);
  width: 36px;
  height: 36px;
  border-radius: 10px;
}

dialog header button:hover {
  background: var(--glass-bg-subtle);
  color: var(--ink);
}

dialog label {
  display: block;
  font-size: 13px;
  font-weight: 500;
  color: var(--ink-secondary);
  margin-top: 18px;
}

dialog input, dialog textarea {
  display: block;
  width: 100%;
  border: 1px solid var(--glass-outline);
  border-radius: 13px;
  background: var(--glass-bg-subtle);
  padding: 13px 16px;
  margin-top: 8px;
  color: var(--ink);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, background 0.2s, box-shadow 0.2s;
}

dialog input:focus, dialog textarea:focus {
  background: var(--glass-bg-strong);
  border-color: var(--accent);
  box-shadow: 0 0 0 3px var(--accent-soft);
}

dialog textarea {
  height: 280px;
  line-height: 1.75;
  resize: vertical;
}

dialog footer {
  display: flex;
  justify-content: flex-end;
  margin-top: 22px;
}

dialog footer .primary {
  padding: 13px 28px;
  font-size: 14px;
}

/* Toast */
.toast {
  position: fixed;
  bottom: 24px;
  left: 50%;
  transform: translate(-50%, 14px);
  background: var(--glass-bg-strong);
  backdrop-filter: blur(20px);
  color: var(--ink);
  border: 1px solid var(--glass-border);
  box-shadow: var(--glass-highlight), var(--glass-shadow);
  border-radius: 99px;
  padding: 9px 18px;
  font-size: 12px;
  font-weight: 500;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.2s, transform 0.26s cubic-bezier(0.22, 1.4, 0.36, 1);
  z-index: 60;
}

.toast.show {
  opacity: 1;
  transform: translate(-50%, 0);
}

#menu-button {
  display: none;
  font-size: 18px;
  padding: 4px 6px;
  border-radius: 8px;
}

/* Mobile Responsive */
@media (max-width: 820px) {
  .login {
    padding: 20px 18px;
  }
  .login-grid {
    grid-template-columns: 1fr;
    gap: 20px;
    margin: 16px auto;
  }
  .login-sculpture {
    min-height: 250px;
    transform: scale(0.76);
  }
  .login-box {
    padding: 26px 22px;
    max-width: 440px;
    width: 100%;
    margin: 0 auto;
  }
  .sidebar {
    position: fixed;
    z-index: 35;
    top: 94px;
    bottom: 0;
    left: 0;
    background: var(--glass-bg-strong);
    backdrop-filter: blur(26px);
    transform: translateX(-105%);
    box-shadow: var(--glass-shadow-lg);
  }
  .sidebar.open {
    transform: translateX(0);
  }
  .veil, .reader, .reader-loader {
    left: 0;
  }
  #menu-button {
    display: inline-block;
  }
  .topbar {
    padding: 0 14px;
    gap: 8px;
  }
  .top-brand-name, .top-search kbd, #mark-all-read {
    display: none;
  }
  .top-search {
    width: auto;
    flex: 1;
  }
  .inbox-main {
    padding: 22px 14px 40px;
  }
  .mail-row {
    grid-template-columns: 34px minmax(0, 1fr) auto;
    gap: 8px;
    padding: 12px;
  }
  .sender-name {
    grid-column: 2;
  }
  .subject {
    grid-column: 2;
    grid-row: 2;
  }
  .mail-row time {
    grid-column: 3;
    grid-row: 1;
  }
  .mail-row .sender-icon {
    grid-row: 1 / 3;
  }
  .mail-row .code-pill {
    grid-column: 3;
    grid-row: 2;
    font-size: 11px;
    padding: 3px 7px;
  }
  .row-actions {
    padding-right: 10px;
  }
  .row-icon-act {
    display: none;
  }
  .subject small {
    display: none;
  }
  .reader-stage {
    padding: 0 14px;
  }
  .reader-body {
    padding: 28px 20px;
  }
  .reader h2 {
    font-size: 24px;
  }
  .code-card {
    flex-direction: column;
    align-items: flex-start;
  }
  .code-card button {
    width: 100%;
  }
  dialog form {
    padding: 22px 20px;
  }
  dialog textarea {
    height: 200px;
  }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}