/* 主站：《幸运星》配色 — 此方蓝发 / 瞳绿点缀 / 运动服红 / 粉黄小星星 */
:root {
  --ls-blue: #2b7fff;
  --ls-blue-deep: #1d4ed8;
  --ls-blue-soft: #7dd3fc;
  --ls-blue-mist: #dbeafe;
  --ls-green-eye: #34d399;
  --ls-red: #e11d48;
  --ls-red-soft: #fda4af;
  --ls-pink-star: #f472b6;
  --ls-pink-mist: #fce7f3;
  --ls-yellow-star: #facc15;
  --bg: #eef6ff;
  --bg-mid: #e4f0ff;
  --bg-deep: #cfe8ff;
  --surface: #ffffff;
  --text: #152238;
  --muted: #4a5f78;
  --accent: var(--ls-blue);
  --accent-soft: var(--ls-blue-soft);
  --accent-hover: var(--ls-blue-deep);
  --radius: 16px;
  --radius-sm: 10px;
  --shadow: 0 8px 28px rgba(43, 127, 255, 0.14);
  --font: "Segoe UI", "PingFang SC", "Microsoft YaHei", sans-serif;
}

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

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font);
  background:
    radial-gradient(ellipse 85% 55% at 100% -5%, color-mix(in srgb, var(--ls-pink-mist) 75%, transparent) 0%, transparent 52%),
    radial-gradient(ellipse 70% 45% at -5% 105%, color-mix(in srgb, var(--ls-yellow-star) 22%, transparent) 0%, transparent 48%),
    radial-gradient(ellipse 50% 40% at 50% 100%, color-mix(in srgb, var(--ls-blue-soft) 18%, transparent) 0%, transparent 55%),
    linear-gradient(168deg, var(--bg) 0%, var(--bg-mid) 42%, var(--bg-deep) 100%);
  color: var(--text);
  line-height: 1.65;
  min-height: 100vh;
  position: relative;
}

/* 背景小猫脚印：此方蓝 + 粉星点 */
.cat-pattern {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  opacity: 0.11;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='88' height='88' viewBox='0 0 88 88'%3E%3Ctext x='6' y='42' font-size='26' fill='%232b7fff'%3Eฅ%3C/text%3E%3Ctext x='40' y='60' font-size='18' fill='%23f472b6'%3Eω%3C/text%3E%3C/svg%3E");
  background-size: 88px 88px;
}

/* 留白处漂浮星星：大小呼吸动画 + 轻微漂移 */
.floating-stars {
  pointer-events: none;
  position: fixed;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.floating-stars .star-float {
  position: absolute;
  line-height: 1;
  user-select: none;
  will-change: transform, opacity;
  animation: starFloat 3.2s ease-in-out infinite;
  opacity: 0.75;
}

/* 缩放 + 轻漂移：留白里像幸运星 OP 里那种活泼的星点 */
@keyframes starFloat {
  0%,
  100% {
    transform: scale(0.3) translate(0, 0) rotate(0deg);
    opacity: 0.12;
  }
  22% {
    transform: scale(0.85) translate(6px, -10px) rotate(12deg);
    opacity: 0.5;
  }
  48% {
    transform: scale(1.5) translate(-5px, 4px) rotate(-8deg);
    opacity: 1;
  }
  72% {
    transform: scale(0.65) translate(8px, 6px) rotate(6deg);
    opacity: 0.35;
  }
}

/* 深色页（私密空间）：星星更亮，带霓虹感 */
.floating-stars.theme-dark .star-float {
  opacity: 0.9;
  filter: drop-shadow(0 0 6px rgba(255, 255, 255, 0.75)) drop-shadow(0 0 10px rgba(57, 255, 20, 0.35));
}

.floating-stars.theme-dark .star-float.star-hot {
  filter: drop-shadow(0 0 10px rgba(168, 85, 247, 0.9)) drop-shadow(0 0 8px rgba(250, 204, 21, 0.65));
}

.main-area,
.site-header,
.site-footer,
.guestbook-panel,
#panel-settings {
  position: relative;
  z-index: 1;
}

.private-shell {
  z-index: 1;
}

a {
  color: var(--accent);
}

.container {
  width: min(1100px, 92vw);
  margin-inline: auto;
}

.site-header {
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--bg) 86%, transparent);
  backdrop-filter: blur(12px);
  border-bottom: 2px solid color-mix(in srgb, var(--ls-blue-soft) 35%, transparent);
  box-shadow: 0 4px 20px color-mix(in srgb, var(--ls-pink-star) 8%, transparent);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 0.75rem;
  padding: 0.85rem 0;
}

.logo {
  font-weight: 800;
  color: var(--text);
  letter-spacing: -0.02em;
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  text-decoration: none;
  cursor: pointer;
  border: none;
  background: none;
  font: inherit;
}

.logo-star {
  color: var(--ls-yellow-star);
  font-size: 1.25em;
  text-shadow: 0 0 10px color-mix(in srgb, var(--ls-yellow-star) 55%, transparent);
}

.logo-block {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.2;
}

.logo-text {
  font-size: 1.08rem;
  background: linear-gradient(100deg, var(--ls-blue-deep), var(--ls-blue));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.logo-sub {
  font-size: 0.62rem;
  font-weight: 700;
  letter-spacing: 0.12em;
  color: var(--ls-pink-star);
  opacity: 0.92;
}

.nav {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  align-items: center;
}

.nav-btn {
  border: 2px solid color-mix(in srgb, var(--accent) 38%, transparent);
  background: var(--surface);
  color: var(--muted);
  padding: 0.45rem 0.85rem;
  border-radius: 999px;
  font-size: 0.9rem;
  cursor: pointer;
  transition: background 0.15s, color 0.15s, border-color 0.15s;
}

.nav-btn:hover {
  border-color: var(--ls-red-soft);
  color: var(--text);
}

.nav-btn.is-active {
  background: linear-gradient(135deg, var(--ls-blue-soft), var(--ls-blue) 55%, color-mix(in srgb, var(--ls-green-eye) 55%, var(--ls-blue)));
  color: #fff;
  border-color: transparent;
  font-weight: 600;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--ls-blue) 35%, transparent);
}

.nav-btn-private {
  border-color: color-mix(in srgb, var(--ls-pink-star) 45%, transparent);
}

.nav-btn-guest {
  border-color: color-mix(in srgb, var(--ls-green-eye) 45%, transparent);
}

.nav-btn-friends {
  border-color: color-mix(in srgb, var(--ls-yellow-star) 50%, transparent);
}

.nav-btn-resources {
  border-color: color-mix(in srgb, var(--ls-blue-soft) 55%, var(--ls-green-eye));
}

.hero-card {
  margin-top: 1.25rem;
  margin-bottom: 1.5rem;
}

.hero-visual {
  position: relative;
  border-radius: var(--radius);
  overflow: hidden;
  box-shadow: var(--shadow), 0 0 0 2px color-mix(in srgb, var(--ls-pink-star) 25%, transparent);
  border: 3px solid #fff;
}

.hero-bg {
  display: block;
  width: 100%;
  height: auto;
  max-height: 280px;
  object-fit: cover;
  object-position: center 30%;
}

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(
      120deg,
      color-mix(in srgb, var(--ls-blue) 12%, transparent) 0%,
      transparent 40%
    ),
    linear-gradient(
      to top,
      color-mix(in srgb, var(--bg) 92%, transparent) 0%,
      transparent 55%
    );
  pointer-events: none;
}

.hero-avatar-wrap {
  position: absolute;
  left: 1.25rem;
  bottom: 1rem;
  filter: drop-shadow(0 6px 18px color-mix(in srgb, var(--ls-blue) 45%, transparent));
}

.hero-avatar {
  width: 96px;
  height: 96px;
  border-radius: 50%;
  border: 3px solid #fff;
  object-fit: cover;
  background: #fff;
  box-shadow:
    0 0 0 2px var(--ls-blue-soft),
    0 0 0 4px color-mix(in srgb, var(--ls-red) 55%, transparent);
}

.hero-text {
  padding: 1rem 0.25rem 0;
}

.hero-kao {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  color: var(--ls-red);
  font-weight: 600;
}

.hero-text h1 {
  margin: 0 0 0.5rem;
  font-size: clamp(1.35rem, 4vw, 1.85rem);
  letter-spacing: -0.02em;
  color: var(--ls-blue-deep);
}

.hero-lead {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  max-width: 52ch;
}

.layout-split {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
  padding-bottom: 3rem;
}

@media (min-width: 880px) {
  .layout-split {
    grid-template-columns: 1fr 280px;
    align-items: start;
  }
}

.section-title {
  font-size: 1.15rem;
  margin: 0 0 1rem;
  color: var(--text);
}

.section-title .deco {
  color: var(--ls-pink-star);
  font-weight: 400;
}

.feed-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.post-card {
  background: linear-gradient(145deg, #fff 0%, color-mix(in srgb, var(--ls-blue-mist) 35%, #fff) 100%);
  border-radius: var(--radius);
  padding: 1.1rem 1.25rem;
  box-shadow: var(--shadow);
  border: 2px solid color-mix(in srgb, var(--accent) 14%, #fff);
  border-left: 4px solid color-mix(in srgb, var(--ls-red-soft) 70%, var(--ls-blue));
}

.post-meta {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  margin-bottom: 0.65rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.post-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--ls-blue-soft);
  box-shadow: 0 0 0 1px color-mix(in srgb, var(--ls-green-eye) 40%, transparent);
}

.post-body {
  white-space: pre-wrap;
  word-break: break-word;
  margin: 0 0 0.75rem;
  color: var(--text);
}

.post-doodle {
  max-width: 100%;
  border-radius: var(--radius-sm);
  border: 2px dashed color-mix(in srgb, var(--ls-blue) 28%, transparent);
  margin-bottom: 0.75rem;
  background: linear-gradient(180deg, #fff, var(--ls-blue-mist));
}

.post-actions {
  display: flex;
  align-items: center;
  gap: 0.75rem;
}

.btn-like {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.35rem 0.75rem;
  border-radius: 999px;
  border: 2px solid color-mix(in srgb, var(--accent) 30%, transparent);
  background: color-mix(in srgb, var(--accent) 8%, #fff);
  color: var(--text);
  font-size: 0.9rem;
  cursor: pointer;
  transition: transform 0.12s, background 0.15s;
}

.btn-like:hover {
  background: color-mix(in srgb, var(--accent) 16%, #fff);
}

.btn-like.is-liked {
  border-color: var(--ls-pink-star);
  background: color-mix(in srgb, var(--ls-pink-star) 18%, #fff);
  color: var(--ls-red);
}

.side-card {
  background: linear-gradient(160deg, #fff, color-mix(in srgb, var(--ls-pink-mist) 55%, #fff));
  border-radius: var(--radius);
  padding: 1rem;
  box-shadow: var(--shadow);
  border: 2px solid color-mix(in srgb, var(--ls-pink-star) 22%, #fff);
}

.side-banner {
  width: 100%;
  height: auto;
  border-radius: var(--radius-sm);
  margin-bottom: 0.75rem;
}

.side-note {
  margin: 0 0 0.5rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.side-motto {
  margin: 0.75rem 0 0;
  text-align: center;
  font-size: 0.9rem;
  color: var(--ls-blue-deep);
  font-weight: 600;
}

.kaomoji-bar {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
}

.kao-btn {
  font-size: 0.8rem;
  padding: 0.3rem 0.5rem;
  border-radius: 8px;
  border: 1px solid color-mix(in srgb, var(--ls-blue) 28%, transparent);
  background: color-mix(in srgb, var(--ls-blue-mist) 55%, #fff);
  cursor: pointer;
  line-height: 1.3;
}

.kao-btn:hover {
  background: color-mix(in srgb, var(--ls-pink-mist) 70%, #fff);
  border-color: color-mix(in srgb, var(--ls-pink-star) 35%, transparent);
}

.emoji-bar .kao-btn {
  font-size: 1.15rem;
  padding: 0.25rem 0.45rem;
}

.notebook-card {
  background: var(--surface);
  border-radius: var(--radius);
  padding: 1.25rem 1.35rem;
  box-shadow: var(--shadow);
  border: 2px solid color-mix(in srgb, var(--accent) 15%, #fff);
  max-width: 640px;
}

.field {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.field span {
  font-size: 0.88rem;
  font-weight: 600;
  color: var(--muted);
}

.field.inline {
  flex-direction: row;
  align-items: center;
  gap: 0.5rem;
}

.field.inline span {
  font-weight: 500;
}

textarea,
input[type="password"],
input[type="text"] {
  font: inherit;
  padding: 0.65rem 0.75rem;
  border-radius: var(--radius-sm);
  border: 2px solid color-mix(in srgb, var(--accent) 22%, transparent);
  background: #fafcff;
  resize: vertical;
}

textarea:focus,
input:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 25%, transparent);
}

.doodle-wrap {
  border: 2px dashed color-mix(in srgb, var(--accent) 28%, transparent);
  border-radius: var(--radius-sm);
  padding: 0.5rem;
  background: #f8fafc;
}

#doodle-canvas {
  display: block;
  width: 100%;
  max-width: 320px;
  height: auto;
  cursor: crosshair;
  touch-action: none;
  border-radius: 8px;
  background: #fff;
}

.doodle-tools {
  display: flex;
  align-items: center;
  gap: 1rem;
  margin-top: 0.5rem;
  flex-wrap: wrap;
}

.color-label {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  font-size: 0.85rem;
  color: var(--muted);
}

.form-actions {
  margin-top: 0.5rem;
}

.btn {
  display: inline-block;
  padding: 0.55rem 1.1rem;
  border-radius: 999px;
  font-weight: 600;
  font-size: 0.95rem;
  border: none;
  cursor: pointer;
  font-family: inherit;
}

.btn-primary {
  background: linear-gradient(135deg, var(--ls-blue), var(--ls-blue-deep));
  color: #fff;
  box-shadow: 0 4px 14px color-mix(in srgb, var(--ls-blue) 38%, transparent);
}

.btn-primary:hover {
  filter: brightness(1.05);
}

.btn-ghost {
  background: #fff;
  border: 2px solid color-mix(in srgb, var(--accent) 35%, transparent);
  color: var(--text);
}

#panel-settings {
  padding-bottom: 3rem;
}

.compose-inline {
  margin-top: 2rem;
  padding-top: 1.75rem;
  border-top: 2px dashed color-mix(in srgb, var(--ls-pink-star) 28%, transparent);
}

.section-title-compose {
  margin-bottom: 1rem;
}

.settings-card {
  max-width: 520px;
}

.settings-intro {
  font-size: 0.88rem;
  color: var(--muted);
  margin: 0 0 1rem;
}

.site-footer {
  padding: 1.5rem 0 2rem;
  border-top: 1px solid color-mix(in srgb, var(--accent) 15%, transparent);
  margin-top: 1rem;
}

.footer-inner p {
  margin: 0.25rem 0;
  font-size: 0.82rem;
  color: var(--muted);
  text-align: center;
}

.footer-note {
  font-size: 0.75rem !important;
  opacity: 0.9;
}

.hidden {
  display: none !important;
}

.empty-hint {
  text-align: center;
  color: var(--muted);
  padding: 2rem 1rem;
  font-size: 0.95rem;
}


/* 资源站：像朋友分享收藏夹一样的蓝白手账页 */
.resource-panel {
  padding-bottom: 3rem;
}

.resource-hero {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
  margin-bottom: 1rem;
  background:
    radial-gradient(circle at top right, color-mix(in srgb, var(--ls-pink-star) 18%, transparent), transparent 35%),
    linear-gradient(145deg, #ffffff, color-mix(in srgb, var(--ls-blue-mist) 55%, #fff));
}

.resource-kicker {
  margin: 0 0 0.35rem;
  color: var(--ls-red);
  font-size: 0.82rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

.resource-title {
  margin-bottom: 0.65rem;
}

.resource-lead {
  margin: 0;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.8;
}

.resource-hero-badge {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
  align-content: start;
}

.resource-hero-badge span {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 0.55rem 0.85rem;
  border-radius: 999px;
  background: color-mix(in srgb, var(--ls-pink-mist) 72%, #fff);
  border: 2px solid color-mix(in srgb, var(--ls-blue-soft) 38%, transparent);
  color: var(--ls-blue-deep);
  font-size: 0.86rem;
  font-weight: 700;
}

.resource-toolbar {
  margin-bottom: 1rem;
}

.resource-search-wrap {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  margin-bottom: 1rem;
}

.resource-search-label {
  font-size: 0.86rem;
  color: var(--muted);
  font-weight: 700;
}

.resource-tabs {
  display: flex;
  flex-wrap: wrap;
  gap: 0.55rem;
}

.resource-tab-btn {
  border: 2px solid color-mix(in srgb, var(--ls-blue) 22%, transparent);
  background: #fff;
  color: var(--muted);
  padding: 0.45rem 0.8rem;
  border-radius: 999px;
  font: inherit;
  font-size: 0.88rem;
  cursor: pointer;
}

.resource-tab-btn.is-active,
.resource-tab-btn:hover {
  background: linear-gradient(135deg, var(--ls-blue-soft), color-mix(in srgb, var(--ls-pink-mist) 65%, #fff));
  color: var(--text);
  border-color: color-mix(in srgb, var(--ls-pink-star) 40%, transparent);
}

.resource-grid-wrap {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.resource-side {
  align-self: start;
  background: linear-gradient(160deg, #fff, color-mix(in srgb, var(--ls-blue-mist) 45%, var(--ls-pink-mist)));
}

.resource-side-art {
  width: 100%;
  height: auto;
  display: block;
  border-radius: 12px;
  margin-bottom: 0.85rem;
  object-fit: cover;
  border: 2px solid color-mix(in srgb, var(--ls-pink-star) 20%, transparent);
}

.resource-side-title {
  margin: 0 0 0.55rem;
  color: var(--ls-blue-deep);
  font-weight: 800;
}

.resource-side-list {
  margin: 0;
  padding-left: 1.1rem;
  color: var(--muted);
  font-size: 0.88rem;
  line-height: 1.7;
}

.resource-side-note {
  margin: 0.85rem 0 0;
  color: var(--ls-red);
  font-size: 0.84rem;
  font-weight: 600;
}

.resource-count-row {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  margin-bottom: 1rem;
}

.resource-count,
.resource-legal-note {
  margin: 0;
  color: var(--muted);
  font-size: 0.86rem;
}

.resource-list {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1rem;
}

.resource-card {
  background: linear-gradient(145deg, #ffffff, color-mix(in srgb, var(--ls-blue-mist) 40%, #fff));
  border-radius: var(--radius);
  border: 2px solid color-mix(in srgb, var(--ls-blue) 15%, transparent);
  padding: 1rem 1.1rem;
  box-shadow: var(--shadow);
}

.resource-card-top {
  display: flex;
  justify-content: space-between;
  align-items: flex-start;
  gap: 0.6rem;
  margin-bottom: 0.7rem;
  flex-wrap: wrap;
}

.resource-badge,
.resource-legal-chip,
.resource-tag {
  display: inline-flex;
  align-items: center;
  border-radius: 999px;
}

.resource-badge {
  padding: 0.3rem 0.65rem;
  color: #fff;
  font-size: 0.78rem;
  font-weight: 700;
}

.resource-badge-course { background: linear-gradient(135deg, var(--ls-blue), var(--ls-blue-deep)); }
.resource-badge-books { background: linear-gradient(135deg, #5b9dff, #77c9ff); }
.resource-badge-music { background: linear-gradient(135deg, #fb7185, #f472b6); }
.resource-badge-film { background: linear-gradient(135deg, #38bdf8, #22c55e); }
.resource-badge-games { background: linear-gradient(135deg, #f59e0b, #f97316); }
.resource-badge-language { background: linear-gradient(135deg, #6366f1, #8b5cf6); }
.resource-badge-writing { background: linear-gradient(135deg, #ec4899, #f43f5e); }
.resource-badge-playlist { background: linear-gradient(135deg, #0ea5e9, #14b8a6); }

.resource-legal-chip {
  padding: 0.28rem 0.62rem;
  background: color-mix(in srgb, var(--ls-yellow-star) 26%, #fff);
  border: 1px solid color-mix(in srgb, var(--ls-yellow-star) 40%, transparent);
  color: #7c5200;
  font-size: 0.75rem;
  font-weight: 700;
}

.resource-card-title {
  margin: 0 0 0.5rem;
  color: var(--text);
  font-size: 1.05rem;
}

.resource-card-desc {
  margin: 0 0 0.75rem;
  color: var(--muted);
  line-height: 1.7;
}

.resource-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 0.4rem;
  margin-bottom: 0.75rem;
}

.resource-tag {
  padding: 0.24rem 0.55rem;
  background: color-mix(in srgb, var(--ls-blue-mist) 60%, #fff);
  color: var(--ls-blue-deep);
  border: 1px solid color-mix(in srgb, var(--ls-blue-soft) 30%, transparent);
  font-size: 0.76rem;
  font-weight: 600;
}

.resource-note {
  margin: 0 0 0.9rem;
  padding: 0.75rem 0.85rem;
  background: color-mix(in srgb, var(--ls-pink-mist) 55%, #fff);
  border-left: 4px solid var(--ls-pink-star);
  border-radius: 12px;
  color: var(--text);
  font-size: 0.88rem;
  line-height: 1.7;
}

.resource-actions {
  display: flex;
  justify-content: flex-start;
}

.resource-link {
  text-decoration: none;
}

@media (min-width: 840px) {
  .resource-hero {
    grid-template-columns: 1.5fr 0.9fr;
    align-items: center;
  }

  .resource-grid-wrap {
    grid-template-columns: 290px 1fr;
    align-items: start;
  }

  .resource-list {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

/* 留言墙：一起变好 */
.guestbook-panel {
  padding-bottom: 3rem;
}

.guestbook-intro {
  margin-bottom: 1.25rem;
}

.guestbook-lead {
  margin: 0 0 0.75rem;
  color: var(--muted);
  font-size: 0.95rem;
  line-height: 1.7;
}

.guestbook-note {
  margin: 0;
  padding: 0.75rem 1rem;
  font-size: 0.82rem;
  color: var(--muted);
  background: color-mix(in srgb, var(--ls-yellow-star) 12%, var(--ls-blue-mist));
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--ls-yellow-star);
}

.guestbook-form {
  margin-bottom: 2rem;
}

.req {
  font-style: normal;
  font-size: 0.78rem;
  color: var(--ls-red);
  font-weight: 600;
}

.guest-details {
  margin-bottom: 1rem;
  padding: 0.65rem 0.85rem;
  border: 2px dashed color-mix(in srgb, var(--ls-blue) 22%, transparent);
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--ls-blue-mist) 40%, #fff);
}

.guest-details summary {
  cursor: pointer;
  font-weight: 700;
  color: var(--ls-blue-deep);
  list-style: none;
}

.guest-details summary::-webkit-details-marker {
  display: none;
}

.guest-details summary::before {
  content: "▸ ";
  color: var(--ls-pink-star);
}

.guest-details[open] summary::before {
  content: "▾ ";
}

.field-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0.75rem;
}

@media (min-width: 560px) {
  .field-row {
    grid-template-columns: 1fr 1fr;
  }
}

.field-half {
  margin-bottom: 0;
}

.form-actions-split {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.75rem;
}

#guestbook-form-msg {
  color: var(--ls-green-eye);
  font-size: 0.88rem;
  min-height: 1.25em;
}

.guestbook-list-wrap {
  margin-top: 0.5rem;
}

.section-title-sub {
  font-size: 1.05rem;
  margin-bottom: 0.85rem;
}

.guestbook-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.guestbook-card {
  background: linear-gradient(155deg, #fff 0%, color-mix(in srgb, var(--ls-pink-mist) 30%, #fff) 100%);
  border-radius: var(--radius);
  padding: 1.1rem 1.2rem;
  box-shadow: var(--shadow);
  border: 2px solid color-mix(in srgb, var(--ls-green-eye) 22%, #fff);
  border-top: 3px solid color-mix(in srgb, var(--ls-green-eye) 55%, var(--ls-blue));
}

.guestbook-card-head {
  display: flex;
  flex-wrap: wrap;
  align-items: baseline;
  justify-content: space-between;
  gap: 0.5rem;
  margin-bottom: 0.65rem;
  padding-bottom: 0.5rem;
  border-bottom: 1px dashed color-mix(in srgb, var(--accent) 18%, transparent);
}

.guest-name {
  font-weight: 800;
  color: var(--ls-blue-deep);
  font-size: 1rem;
}

.guest-time {
  font-size: 0.8rem;
  color: var(--muted);
}

.guest-msg {
  margin: 0 0 0.75rem;
  white-space: pre-wrap;
  word-break: break-word;
  color: var(--text);
  line-height: 1.65;
}

.guest-block {
  margin: 0.5rem 0 0;
  padding: 0.55rem 0.65rem;
  font-size: 0.88rem;
  border-radius: var(--radius-sm);
  background: color-mix(in srgb, var(--ls-blue-mist) 50%, #fff);
  border-left: 3px solid var(--ls-blue-soft);
}

.guest-block:last-child {
  margin-bottom: 0;
}

.guest-block-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.04em;
  color: var(--ls-red);
  margin-bottom: 0.25rem;
  text-transform: uppercase;
}

.guest-block-body {
  margin: 0;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
}

.guestbook-card-actions {
  margin-top: 0.75rem;
  display: flex;
  justify-content: flex-end;
}

.btn-gb-delete {
  font-size: 0.8rem;
  padding: 0.3rem 0.65rem;
  border-radius: 999px;
  border: 1px solid color-mix(in srgb, var(--muted) 35%, transparent);
  background: #fff;
  color: var(--muted);
  cursor: pointer;
  font-family: inherit;
}

.btn-gb-delete:hover {
  border-color: var(--ls-red);
  color: var(--ls-red);
}

#guestbook-empty.hidden {
  display: none;
}

/* 每日宝藏：左下角浮动按钮 + 弹层（不在右上角） */
.treasure-fab {
  position: fixed;
  z-index: 45;
  left: max(1rem, env(safe-area-inset-left));
  bottom: max(1rem, env(safe-area-inset-bottom));
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.55rem 0.85rem 0.55rem 0.65rem;
  border: none;
  border-radius: 999px;
  cursor: pointer;
  font-family: inherit;
  font-size: 0.88rem;
  font-weight: 800;
  color: #fff;
  background: linear-gradient(135deg, var(--ls-blue), var(--ls-blue-deep));
  box-shadow:
    0 4px 18px color-mix(in srgb, var(--ls-blue) 45%, transparent),
    0 0 0 2px #fff,
    0 0 0 4px color-mix(in srgb, var(--ls-yellow-star) 55%, transparent);
  transition: transform 0.15s, filter 0.15s;
}

.treasure-fab:hover {
  transform: scale(1.04);
  filter: brightness(1.05);
}

.treasure-fab:active {
  transform: scale(0.98);
}

.treasure-fab-icon {
  font-size: 1.15rem;
  line-height: 1;
}

.treasure-fab-text {
  letter-spacing: 0.06em;
}

.treasure-modal {
  position: fixed;
  inset: 0;
  z-index: 200;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  padding-bottom: max(1rem, env(safe-area-inset-bottom));
}

.treasure-modal.hidden {
  display: none !important;
}

.treasure-backdrop {
  position: absolute;
  inset: 0;
  background: rgba(15, 25, 45, 0.55);
  backdrop-filter: blur(4px);
}

.treasure-panel {
  position: relative;
  z-index: 1;
  width: min(480px, 100%);
  max-height: min(85vh, 640px);
  overflow: auto;
  padding: 1.35rem 1.4rem 1.25rem;
  border-radius: var(--radius);
  background: linear-gradient(165deg, #fff 0%, var(--ls-blue-mist) 100%);
  border: 3px solid #fff;
  box-shadow: 0 20px 50px rgba(29, 78, 216, 0.25);
}

.treasure-tagline {
  margin: 0 0 0.35rem;
  font-size: 0.95rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  color: var(--ls-red);
  line-height: 1.35;
}

.treasure-tabs {
  display: flex;
  gap: 0.5rem;
  margin: 0.85rem 0 1rem;
  padding: 0.2rem;
  background: color-mix(in srgb, var(--ls-blue-mist) 65%, #fff);
  border-radius: 999px;
  border: 2px solid color-mix(in srgb, var(--accent) 15%, transparent);
}

.treasure-tab {
  flex: 1;
  padding: 0.45rem 0.65rem;
  border: none;
  border-radius: 999px;
  font-size: 0.88rem;
  font-weight: 800;
  font-family: inherit;
  cursor: pointer;
  background: transparent;
  color: var(--muted);
  transition: background 0.15s, color 0.15s;
}

.treasure-tab.is-active {
  background: linear-gradient(135deg, var(--ls-blue-soft), var(--ls-blue));
  color: #fff;
  box-shadow: 0 2px 10px color-mix(in srgb, var(--ls-blue) 35%, transparent);
}

.treasure-tab-panels {
  min-height: 0;
}

.treasure-tab-panel.hidden {
  display: none !important;
}

.treasure-slow-hook {
  margin: 0 0 1rem;
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--text);
}

.treasure-rec {
  margin-bottom: 1rem;
  padding: 0.75rem 0.85rem;
  border-radius: var(--radius-sm);
  background: #fff;
  border: 2px solid color-mix(in srgb, var(--ls-green-eye) 22%, transparent);
}

.treasure-rec-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 900;
  letter-spacing: 0.06em;
  color: var(--ls-blue-deep);
  margin-bottom: 0.45rem;
}

.treasure-rec-body {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--text);
  white-space: pre-line;
  word-break: break-word;
}

.treasure-slow-mind {
  margin: 1rem 0 0;
  padding: 0.75rem 0.85rem;
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--ls-blue-deep);
  background: color-mix(in srgb, var(--ls-yellow-star) 14%, #fff);
  border-radius: var(--radius-sm);
  border-left: 4px solid var(--ls-yellow-star);
}

.treasure-date-line-slow {
  margin-top: 0.85rem;
  padding-top: 0.65rem;
}

.treasure-close {
  position: absolute;
  top: 0.5rem;
  right: 0.55rem;
  width: 2.25rem;
  height: 2.25rem;
  border: none;
  border-radius: 50%;
  background: color-mix(in srgb, var(--muted) 12%, transparent);
  color: var(--text);
  font-size: 1.35rem;
  line-height: 1;
  cursor: pointer;
  font-family: inherit;
}

.treasure-close:hover {
  background: color-mix(in srgb, var(--ls-red) 15%, #fff);
}

.treasure-kicker {
  margin: 0 0 0.5rem;
  font-size: 0.78rem;
  font-weight: 800;
  letter-spacing: 0.2em;
  color: var(--ls-pink-star);
  text-transform: none;
}

.treasure-cat {
  display: inline-block;
  margin-bottom: 0.45rem;
  padding: 0.15rem 0.5rem;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  color: var(--ls-blue-deep);
  background: color-mix(in srgb, var(--ls-green-eye) 22%, #fff);
  border-radius: 6px;
  border: 1px solid color-mix(in srgb, var(--ls-green-eye) 35%, transparent);
}

.treasure-title {
  margin: 0 0 0.85rem;
  font-size: 1.15rem;
  line-height: 1.35;
  color: var(--ls-blue-deep);
  letter-spacing: -0.02em;
}

.treasure-body {
  font-size: 0.93rem;
  line-height: 1.75;
  color: var(--text);
  white-space: pre-wrap;
  word-break: break-word;
}

.treasure-date-line {
  margin: 1rem 0 0;
  padding-top: 0.75rem;
  border-top: 1px dashed color-mix(in srgb, var(--accent) 22%, transparent);
  font-size: 0.8rem;
  color: var(--muted);
  text-align: right;
}

body.view-private .treasure-fab {
  opacity: 0.92;
  box-shadow:
    0 4px 18px rgba(57, 255, 20, 0.15),
    0 0 0 2px #111,
    0 0 0 4px #a855f7;
}