/* =========================================================
   MiraFolio 官网样式
   配色取自 App 图标：日落玻璃质感 —— 天空蓝 → 蜜桃橙 → 粉紫
   ========================================================= */

:root {
  --sky: #7db8e8;
  --sky-deep: #4a90d9;
  --peach: #ffb27d;
  --sunset: #ff8a4c;
  --rose: #f4a0b5;
  --lilac: #b48ad6;
  --ink: #2b2440;
  --ink-soft: #5c5470;
  --paper: #fffaf5;
  --card: #ffffff;
  --line: rgba(43, 36, 64, 0.08);

  --grad-main: linear-gradient(120deg, var(--sky-deep), var(--sunset) 55%, var(--rose));
  --grad-soft: linear-gradient(160deg, #e8f2fc 0%, #fdeee2 55%, #fbe3ea 100%);

  --radius-lg: 28px;
  --radius-md: 18px;
  --shadow-card: 0 8px 32px rgba(80, 60, 120, 0.10);
  --shadow-float: 0 20px 60px rgba(80, 60, 120, 0.18);

  --font-body: "Noto Sans SC", "Noto Sans KR", "PingFang SC", "Apple SD Gothic Neo", sans-serif;
  --font-display: "Outfit", "Noto Sans SC", "Noto Sans KR", sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  color: var(--ink);
  background: var(--paper);
  line-height: 1.75;
  overflow-x: clip;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }

.container {
  width: min(1120px, 92%);
  margin: 0 auto;
}

.grad-text {
  background: var(--grad-main);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

/* ======= Nav ======= */
.nav-wrap {
  position: sticky;
  top: 0;
  z-index: 50;
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  background: rgba(255, 250, 245, 0.75);
  border-bottom: 1px solid var(--line);
}

.nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 64px;
}

.brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 1.15rem;
}

.brand-icon {
  width: 34px;
  height: 34px;
  border-radius: 9px;
  box-shadow: 0 2px 8px rgba(80, 60, 120, 0.18);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.95rem;
  font-weight: 500;
}

.nav-links a:not(.nav-cta):hover { color: var(--sunset); }

.nav-cta {
  background: var(--grad-main);
  color: #fff;
  padding: 8px 20px;
  border-radius: 999px;
  font-weight: 700;
  transition: transform 0.2s, box-shadow 0.2s;
}

.nav-cta:hover {
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(255, 138, 76, 0.4);
}

.lang-select {
  appearance: none;
  -webkit-appearance: none;
  font-family: var(--font-body);
  font-size: 0.88rem;
  font-weight: 500;
  color: var(--ink);
  background: rgba(255, 255, 255, 0.7);
  border: 1.5px solid rgba(43, 36, 64, 0.15);
  border-radius: 999px;
  padding: 6px 30px 6px 14px;
  cursor: pointer;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='10' height='6' viewBox='0 0 10 6'%3E%3Cpath d='M1 1l4 4 4-4' fill='none' stroke='%235c5470' stroke-width='1.5' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 12px center;
  transition: border-color 0.2s;
}

.lang-select:hover, .lang-select:focus {
  border-color: var(--sunset);
  outline: none;
}

/* ======= Hero ======= */
.hero {
  position: relative;
  overflow: hidden;
  background: var(--grad-soft);
  padding: 88px 0 72px;
}

.hero-glow {
  position: absolute;
  inset: auto -20% -55% -20%;
  height: 70%;
  background: radial-gradient(ellipse at center, rgba(255, 178, 125, 0.35), transparent 65%);
  pointer-events: none;
}

.hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.05fr) minmax(0, 1fr);
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-eyebrow {
  display: inline-block;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.08em;
  color: var(--sky-deep);
  background: rgba(125, 184, 232, 0.18);
  padding: 6px 16px;
  border-radius: 999px;
  margin-bottom: 20px;
}

.hero h1 {
  font-family: var(--font-display);
  font-size: clamp(2.2rem, 4.6vw, 3.4rem);
  font-weight: 900;
  line-height: 1.22;
  letter-spacing: -0.01em;
  margin-bottom: 20px;
}

.hero-sub {
  font-size: 1.08rem;
  color: var(--ink-soft);
  max-width: 34em;
  margin-bottom: 32px;
}

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

.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 1rem;
  transition: transform 0.2s, box-shadow 0.2s;
}

.btn-primary {
  background: var(--grad-main);
  color: #fff;
  box-shadow: 0 8px 24px rgba(255, 138, 76, 0.35);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 32px rgba(255, 138, 76, 0.45);
}

.btn-ghost {
  color: var(--ink);
  border: 1.5px solid rgba(43, 36, 64, 0.18);
  background: rgba(255, 255, 255, 0.6);
}

.btn-ghost:hover { border-color: var(--sunset); color: var(--sunset); }

.hero-note {
  margin-top: 18px;
  font-size: 0.88rem;
  color: var(--ink-soft);
}

.hero-art img {
  width: 100%;
  height: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
}

/* ======= Sections ======= */
.section { padding: 96px 0; }

.section-alt { background: var(--grad-soft); }

.section-eyebrow {
  text-align: center;
  font-size: 0.85rem;
  font-weight: 700;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--sunset);
  margin-bottom: 14px;
}

.section-title {
  text-align: center;
  font-family: var(--font-display);
  font-size: clamp(1.7rem, 3.4vw, 2.5rem);
  font-weight: 900;
  line-height: 1.32;
  margin-bottom: 20px;
}

.section-sub {
  text-align: center;
  color: var(--ink-soft);
  max-width: 44em;
  margin: 0 auto 56px;
  font-size: 1.05rem;
}

/* ======= Problems ======= */
.problem-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 28px;
}

.problem-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 36px 32px;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s, box-shadow 0.25s;
}

.problem-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
}

.problem-emoji { font-size: 2rem; margin-bottom: 14px; }

.problem-card h3 {
  font-size: 1.18rem;
  font-weight: 700;
  margin-bottom: 10px;
  line-height: 1.45;
}

.problem-card p { color: var(--ink-soft); font-size: 0.96rem; }

.problem-answer {
  margin-top: 14px;
  padding: 12px 16px;
  border-radius: var(--radius-md);
  background: linear-gradient(120deg, rgba(125, 184, 232, 0.12), rgba(255, 178, 125, 0.16));
  color: var(--ink) !important;
  font-weight: 500;
}

/* ======= Art band ======= */
.art-band { padding: 0 0 40px; }

.art-band-img {
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-float);
  margin: 0 auto;
}

/* ======= Compare table ======= */
.compare-table-wrap {
  overflow-x: auto;
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-card);
  background: var(--card);
  border: 1px solid var(--line);
}

.compare-table {
  width: 100%;
  border-collapse: collapse;
  min-width: 720px;
  font-size: 0.95rem;
}

.compare-table th,
.compare-table td {
  padding: 18px 22px;
  text-align: left;
  vertical-align: top;
  border-bottom: 1px solid var(--line);
}

.compare-table thead th {
  position: sticky;
  top: 0;
  background: var(--card);
}

.compare-table tbody tr:last-child td { border-bottom: none; }

.compare-table td:first-child {
  font-weight: 700;
  white-space: nowrap;
  color: var(--ink);
  width: 1%;
}

.compare-table td:nth-child(2) { color: var(--ink-soft); }

.col-label {
  display: flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 800;
}

.col-label img { width: 24px; height: 24px; border-radius: 6px; }

.col-note {
  display: block;
  font-weight: 400;
  font-size: 0.8rem;
  color: var(--ink-soft);
  margin-top: 4px;
}

.col-mira {
  background: linear-gradient(160deg, rgba(125, 184, 232, 0.10), rgba(255, 178, 125, 0.14));
}

.compare-table td:nth-child(3) {
  background: linear-gradient(160deg, rgba(125, 184, 232, 0.06), rgba(255, 178, 125, 0.09));
}

.cell-good {
  font-weight: 500;
  color: var(--ink) !important;
}

.cell-good::before {
  content: "✓ ";
  color: var(--sunset);
  font-weight: 900;
}

/* ======= Features ======= */
.feature-grid {
  margin-top: 56px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.feature-card {
  background: var(--card);
  border: 1px solid var(--line);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  box-shadow: var(--shadow-card);
  transition: transform 0.25s, box-shadow 0.25s;
  border-top: 4px solid transparent;
}

.feature-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-float);
}

.f-blue   { border-top-color: var(--sky); }
.f-orange { border-top-color: var(--sunset); }
.f-pink   { border-top-color: var(--rose); }
.f-purple { border-top-color: var(--lilac); }

.feature-icon { font-size: 1.8rem; margin-bottom: 12px; }

.feature-card h3 { font-size: 1.1rem; font-weight: 700; margin-bottom: 8px; }

.feature-card p { color: var(--ink-soft); font-size: 0.93rem; }

/* ======= Download ======= */
.download {
  position: relative;
  padding: 110px 0;
  background:
    radial-gradient(ellipse 90% 70% at 25% 15%, rgba(125, 184, 232, 0.45), transparent 60%),
    radial-gradient(ellipse 80% 70% at 80% 85%, rgba(244, 160, 181, 0.5), transparent 60%),
    linear-gradient(150deg, #dcedfb 0%, #ffe3cd 55%, #f9dae4 100%);
  text-align: center;
}

.download-inner { position: relative; z-index: 1; }

.download-icon {
  width: 96px;
  height: 96px;
  border-radius: 24px;
  margin: 0 auto 28px;
  box-shadow: 0 16px 40px rgba(80, 60, 120, 0.25);
}

.download h2 {
  font-family: var(--font-display);
  font-size: clamp(1.8rem, 3.6vw, 2.7rem);
  font-weight: 900;
  line-height: 1.3;
  margin-bottom: 16px;
}

.download p { color: var(--ink-soft); font-size: 1.05rem; margin-bottom: 36px; }

.appstore-badge {
  display: inline-flex;
  align-items: center;
  gap: 12px;
  background: var(--ink);
  color: #fff;
  padding: 12px 28px;
  border-radius: 16px;
  transition: transform 0.2s, box-shadow 0.2s;
}

.appstore-badge:hover {
  transform: translateY(-2px);
  box-shadow: 0 14px 36px rgba(43, 36, 64, 0.35);
}

.badge-text {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  line-height: 1.2;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: 1.25rem;
}

.badge-text small { font-size: 0.7rem; font-weight: 400; opacity: 0.85; }

.download-soon {
  margin-top: 18px !important;
  font-size: 0.88rem !important;
  opacity: 0.75;
}

/* ======= Footer ======= */
.footer {
  padding: 48px 0;
  background: var(--ink);
  color: rgba(255, 255, 255, 0.75);
  text-align: center;
}

.footer-brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-display);
  font-weight: 800;
  color: #fff;
  font-size: 1.1rem;
  margin-bottom: 10px;
}

.footer-tagline { font-size: 0.92rem; margin-bottom: 18px; }

.footer-meta { font-size: 0.82rem; opacity: 0.7; }

.footer-meta a:hover { color: var(--peach); }

/* ======= Responsive ======= */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: minmax(0, 1fr); text-align: center; }
  .hero-copy { order: 1; }
  .hero-art { order: 0; max-width: 560px; margin: 0 auto; }
  .hero-actions { justify-content: center; }
  .hero-sub { margin-left: auto; margin-right: auto; }
  .problem-grid { grid-template-columns: 1fr; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 600px) {
  .nav-links a:not(.nav-cta) { display: none; }
  .section { padding: 64px 0; }
  .feature-grid { grid-template-columns: 1fr; }
  .hero { padding: 56px 0 48px; }
}

/* ======= Legal pages (privacy / terms) ======= */
.legal {
  max-width: 780px;
  padding: 56px 0 80px;
}

.legal h1 {
  font-family: var(--font-display);
  font-size: clamp(1.9rem, 4vw, 2.6rem);
  font-weight: 800;
  margin-bottom: 6px;
}

.legal-date {
  color: var(--ink-soft);
  font-size: 0.9rem;
  margin-bottom: 32px;
}

.legal h2 {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  margin: 36px 0 12px;
}

.legal p { margin-bottom: 14px; }

.legal ul {
  margin: 0 0 14px;
  padding-left: 22px;
}

.legal li { margin-bottom: 8px; }

.legal a {
  color: var(--sunset);
  text-decoration: underline;
  text-underline-offset: 3px;
}