/* ============================================
   irisandclaude · 全局样式
   配色：粉绿芭乐 · 奶白底
   ============================================ */

:root {
  --cream:        #FEF9F5;
  --cream-dark:   #F5EDE5;
  --mint:         #96C990;
  --mint-light:   #C0E0BC;
  --mint-pale:    #E8F5E5;
  --rose:         #F2AABA;
  --rose-light:   #FAD4DC;
  --rose-pale:    #FEF0F3;
  --butter:       #EDD060;
  --butter-pale:  #FBF3C8;
  --sky:          #A8C8E8;
  --sky-pale:     #E4F0FA;
  --lavender:     #C4B0E0;
  --lavender-pale:#F0EAFA;
  --brown:        #3D2E2E;
  --brown-mid:    #7A6060;
  --brown-light:  #C4A8A8;
  --white:        #FFFFFF;

  --shadow-xs: 0 1px 4px rgba(160,110,110,0.08);
  --shadow-sm: 0 2px 10px rgba(160,110,110,0.12);
  --shadow-md: 0 4px 24px rgba(160,110,110,0.16);
  --shadow-lg: 0 8px 40px rgba(160,110,110,0.2);

  --r-sm:  10px;
  --r-md:  16px;
  --r-lg:  24px;
  --r-xl:  32px;

  --font-d: 'Cormorant Garamond', 'Georgia', serif;
  --font-b: 'Noto Serif SC', 'Georgia', serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }

body {
  font-family: var(--font-b);
  background: var(--cream);
  color: var(--brown);
  min-height: 100vh;
  overflow-x: hidden;
  background-image:
    radial-gradient(ellipse 70% 55% at 10% 15%, rgba(150,201,144,0.10) 0%, transparent 60%),
    radial-gradient(ellipse 55% 60% at 90% 88%, rgba(242,170,186,0.10) 0%, transparent 60%);
}

/* ---- Typography ---- */
h1, h2, h3 { font-family: var(--font-d); font-weight: 400; letter-spacing: 0.02em; line-height: 1.2; }

/* ---- Navbar ---- */
.navbar {
  position: fixed; top: 0; left: 0; right: 0;
  height: 58px;
  display: flex; align-items: center; justify-content: space-between;
  padding: 0 28px;
  background: rgba(254, 249, 245, 0.88);
  backdrop-filter: blur(14px); -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid rgba(196,168,168,0.18);
  z-index: 100;
}
.nav-brand {
  font-family: var(--font-d);
  font-size: 18px; font-style: italic;
  color: var(--brown); letter-spacing: 0.06em;
  text-decoration: none;
  flex-shrink: 0;
}
.nav-brand .accent { color: var(--rose); }
.nav-links {
  display: flex; gap: 24px; align-items: center;
  overflow-x: auto; overflow-y: hidden;
  white-space: nowrap; flex-wrap: nowrap;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.nav-links::-webkit-scrollbar { display: none; }
.nav-links a { flex: 0 0 auto; }
.nav-links a {
  color: var(--brown-mid); text-decoration: none;
  font-size: 14px; letter-spacing: 0.05em;
  transition: color .2s;
  padding-bottom: 2px;
}
.nav-links a:hover { color: var(--brown); }
.nav-links a.active {
  color: var(--mint);
  border-bottom: 1.5px solid var(--mint);
}

/* ---- Page container ---- */
.page-wrap {
  padding-top: 78px;
  max-width: 900px;
  margin: 0 auto;
  padding-left: 24px; padding-right: 24px;
  padding-bottom: 60px;
}

/* ---- Card ---- */
.card {
  background: var(--white);
  border-radius: var(--r-md);
  box-shadow: var(--shadow-sm);
  padding: 20px;
  transition: transform .22s, box-shadow .22s;
}
@media (hover: hover) and (pointer: fine) {
  .card:hover { transform: translateY(-2px); box-shadow: var(--shadow-md); }
}

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 6px;
  padding: 9px 20px;
  border-radius: 50px; border: none; cursor: pointer;
  font-family: var(--font-b); font-size: 14px;
  letter-spacing: 0.04em;
  transition: all .2s; white-space: nowrap;
  user-select: none;
}
.btn:active { transform: scale(0.97); }

.btn-mint    { background: var(--mint); color: #fff; }
.btn-mint:hover { background: #7DBD77; box-shadow: 0 4px 12px rgba(96,185,90,0.28); }

.btn-rose    { background: var(--rose); color: #fff; }
.btn-rose:hover { background: #E090A4; box-shadow: 0 4px 12px rgba(220,120,140,0.28); }

.btn-butter  { background: var(--butter); color: var(--brown); }
.btn-butter:hover { background: #D8BA40; }

.btn-outline {
  background: transparent;
  border: 1.5px solid var(--brown-light);
  color: var(--brown-mid);
}
.btn-outline:hover { border-color: var(--mint); color: var(--mint); background: var(--mint-pale); }

.btn-ghost   { background: transparent; color: var(--brown-mid); padding: 7px 14px; }
.btn-ghost:hover { background: var(--cream-dark); color: var(--brown); }

.btn-icon {
  background: transparent; border: none; cursor: pointer;
  color: var(--brown-light); padding: 6px;
  border-radius: 8px; transition: all .18s;
  font-size: 16px;
}
.btn-icon:hover { background: var(--cream-dark); color: var(--brown); }

.btn-sm { padding: 6px 14px; font-size: 13px; }

/* ---- Inputs ---- */
.input {
  width: 100%;
  padding: 10px 16px;
  border: 1.5px solid var(--cream-dark);
  border-radius: var(--r-sm);
  background: var(--white);
  font-family: var(--font-b); font-size: 14px;
  color: var(--brown); outline: none;
  transition: border-color .2s, box-shadow .2s;
  line-height: 1.5;
}
.input:focus { border-color: var(--mint); box-shadow: 0 0 0 3px rgba(150,201,144,0.15); }
.input::placeholder { color: var(--brown-light); }
textarea.input { resize: vertical; min-height: 90px; }

select.input {
  appearance: none; cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='7' viewBox='0 0 12 7'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%23C4A8A8' stroke-width='1.5' fill='none' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: right 14px center;
  padding-right: 36px;
}

/* ---- Form ---- */
.form-group { margin-bottom: 16px; }
.form-label {
  display: block; font-size: 13px;
  color: var(--brown-mid); margin-bottom: 6px;
  letter-spacing: 0.04em;
}

/* ---- Tags ---- */
.tag {
  display: inline-block;
  padding: 2px 10px; border-radius: 50px;
  font-size: 11px; letter-spacing: 0.06em;
}
.tag-mint     { background: var(--mint-pale); color: #4A8A44; }
.tag-rose     { background: var(--rose-pale); color: #B05070; }
.tag-butter   { background: var(--butter-pale); color: #8A7020; }
.tag-sky      { background: var(--sky-pale); color: #3870A0; }
.tag-lavender { background: var(--lavender-pale); color: #7050A0; }
.tag-gray     { background: #F0EEED; color: #8A7A7A; }

/* ---- Modal ---- */
.modal-overlay {
  position: fixed; inset: 0;
  background: rgba(50, 38, 38, 0.38);
  backdrop-filter: blur(5px); -webkit-backdrop-filter: blur(5px);
  z-index: 200;
  display: flex; align-items: center; justify-content: center;
  padding: 20px;
  opacity: 0; pointer-events: none;
  transition: opacity .25s;
}
.modal-overlay.open { opacity: 1; pointer-events: all; }

.modal {
  background: var(--white);
  border-radius: var(--r-lg);
  padding: 28px 28px 24px;
  width: 100%; max-width: 480px;
  max-height: 85vh; overflow-y: auto;
  transform: translateY(18px) scale(0.98);
  transition: transform .28s cubic-bezier(.34,1.56,.64,1);
  box-shadow: var(--shadow-lg);
}
.modal-overlay.open .modal { transform: translateY(0) scale(1); }

.modal-header {
  display: flex; justify-content: space-between; align-items: center;
  margin-bottom: 22px;
}
.modal-title { font-family: var(--font-d); font-size: 22px; color: var(--brown); }
.modal-close {
  background: none; border: none; cursor: pointer;
  color: var(--brown-light); font-size: 20px; line-height: 1;
  padding: 4px 6px; border-radius: 6px; transition: all .18s;
}
.modal-close:hover { background: var(--cream-dark); color: var(--brown); }

/* ---- Toast ---- */
.toast {
  position: fixed;
  bottom: max(24px, env(safe-area-inset-bottom));
  right: max(24px, env(safe-area-inset-right));
  padding: 12px 20px;
  border-radius: var(--r-sm);
  background: var(--brown); color: white;
  font-size: 14px; letter-spacing: 0.03em;
  z-index: 400;
  transform: translateY(60px); opacity: 0;
  transition: all .3s cubic-bezier(.34,1.56,.64,1);
  pointer-events: none;
  max-width: 300px;
}
.toast.show { transform: translateY(0); opacity: 1; }
.toast.success { background: #6BAA65; }
.toast.error   { background: #C05060; }

/* ---- State helpers ---- */
.loading {
  text-align: center; color: var(--brown-light);
  padding: 48px; font-style: italic; font-size: 15px;
}
.empty-state {
  text-align: center; padding: 60px 20px;
  color: var(--brown-light);
}
.empty-state .ei { font-size: 38px; margin-bottom: 14px; }
.empty-state p { font-size: 15px; font-style: italic; }

/* ---- Divider ---- */
.divider {
  height: 1px; background: var(--cream-dark);
  margin: 20px 0; border: none;
}

/* ---- Chip filter bar ---- */
.chip-bar {
  display: flex; gap: 8px;
  flex-wrap: wrap;
  overflow-x: auto;
  overflow-y: hidden;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.chip-bar::-webkit-scrollbar { display: none; }
.chip {
  padding: 6px 16px;
  border-radius: 50px;
  border: 1.5px solid var(--cream-dark);
  background: var(--white);
  font-family: var(--font-b); font-size: 13px;
  color: var(--brown-mid); cursor: pointer;
  transition: all .18s; user-select: none;
  flex: 0 0 auto;
}
.chip:hover { border-color: var(--mint); color: var(--mint); }
.chip.active { background: var(--mint); border-color: var(--mint); color: white; }

/* ---- Animations ---- */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes fadeIn {
  from { opacity: 0; } to { opacity: 1; }
}
@keyframes float {
  0%,100% { transform: translateY(0) rotate(0deg); }
  33%      { transform: translateY(-10px) rotate(3deg); }
  66%      { transform: translateY(-5px) rotate(-2deg); }
}
@keyframes scaleIn {
  from { opacity: 0; transform: scale(0.9); }
  to   { opacity: 1; transform: scale(1); }
}
@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.anim-1 { animation: fadeInUp .6s ease both; }
.anim-2 { animation: fadeInUp .6s .12s ease both; }
.anim-3 { animation: fadeInUp .6s .22s ease both; }
.anim-4 { animation: fadeInUp .6s .32s ease both; }

/* ---- Scrollbar ---- */
::-webkit-scrollbar { width: 5px; }
::-webkit-scrollbar-track { background: transparent; }
::-webkit-scrollbar-thumb { background: var(--rose-light); border-radius: 3px; }

/* ---- Responsive ---- */
@media (max-width: 640px) {
  .navbar { padding: 0 16px; }
  .page-wrap { padding-left: 16px; padding-right: 16px; padding-top: 70px; }
  .nav-links { gap: 16px; }
  .chip-bar { flex-wrap: nowrap; }
  .modal { padding: 22px 20px 20px; border-radius: var(--r-md); }
}

@media (max-width: 480px) {
  .navbar {
    height: 54px;
    padding: 0 12px;
  }
  .nav-brand { font-size: 16px; }
  .nav-links { gap: 12px; }
  .nav-links a { font-size: 13px; }
  .page-wrap {
    padding-left: 14px;
    padding-right: 14px;
    padding-top: 66px;
    padding-bottom: 48px;
  }
  .btn { padding: 8px 16px; font-size: 13px; }
  .input { padding: 9px 14px; font-size: 13px; }
  .modal-overlay { padding: 14px; align-items: flex-end; }
  .modal {
    max-height: 82vh;
    padding: 20px 18px 18px;
    border-radius: var(--r-md) var(--r-md) 0 0;
  }
  .toast {
    left: 14px;
    right: 14px;
    bottom: max(16px, env(safe-area-inset-bottom));
    max-width: none;
    text-align: center;
  }
  .chip-bar { margin-left: -2px; margin-right: -2px; padding-bottom: 2px; }
}

@media (max-height: 560px) and (max-width: 640px) {
  .toast {
    bottom: auto;
    top: max(12px, env(safe-area-inset-top));
  }
}