/* ==========================================================================
   Bông Makeup — stylesheet dùng chung cho toàn bộ trang trong thư mục này.
   Sửa ở đây là đổi cho TẤT CẢ các trang. Đừng thêm <style> riêng vào từng file.
   ========================================================================== */

:root {
  --cream: #faf7f2;
  --blush: #f7eef0;
  --ink: #17140f;
  --muted: #4d463c;
  --accent: #C4863A;
  --accent-deep: #a86e28;
  --line: #ece3d6;
  --space: clamp(3.5rem, 2.6rem + 4vw, 6.5rem);
  --serif: 'Playfair Display', Georgia, serif;
  --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: var(--sans);
  background: var(--cream);
  color: var(--ink);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}
img { display: block; max-width: 100%; }
a { color: inherit; text-decoration: none; }

/* ── Wrap ── */
.wrap { max-width: 1080px; margin: 0 auto; padding: 0 24px; }

/* ── Nav ── */
header {
  position: sticky;
  top: 0;
  z-index: 30;
  background: rgba(250,247,242,0.7);
  backdrop-filter: saturate(150%) blur(14px);
  -webkit-backdrop-filter: saturate(150%) blur(14px);
  border-bottom: 1px solid var(--line);
  box-shadow: 0 1px 10px -8px rgba(40,30,10,0.28);
  transition: background 0.35s, border-color 0.35s, box-shadow 0.35s;
}
header.scrolled {
  background: rgba(250,247,242,0.92);
  border-color: var(--line);
  box-shadow: 0 6px 20px -12px rgba(40,30,10,0.32);
}
.nav { display: flex; align-items: center; justify-content: space-between; height: 64px; }
.brand {
  font-family: var(--serif);
  font-weight: 800;
  font-size: 21px;
  color: var(--ink);
  letter-spacing: -0.3px;
}
.brand b { color: var(--accent); font-weight: 800; }
.nav-links { display: flex; gap: 26px; }
.nav-links a {
  font-size: 14px; font-weight: 500; color: var(--muted);
  transition: color 0.2s;
}
.nav-links a:hover { color: var(--ink); }
.nav-cta {
  font-size: 14px; font-weight: 600; color: #fff;
  background: var(--ink); padding: 9px 20px;
  border-radius: 999px;
  transition: transform 0.2s, background 0.2s;
}
.nav-cta:hover { transform: translateY(-1px); background: #000; }
@media (max-width: 720px) { .nav-links { display: none; } }

/* ── Petals ── */
.petals { position: fixed; inset: 0; pointer-events: none; overflow: hidden; z-index: 0; }
.petal { position: absolute; border-radius: 50% 10% 50% 10%; }
@keyframes float0 {
  0%,100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-18px) rotate(15deg); }
}
@keyframes float1 {
  0%,100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-12px) rotate(-10deg); }
}
@keyframes float2 {
  0%,100% { transform: translateY(0) rotate(0deg); }
  50% { transform: translateY(-22px) rotate(20deg); }
}

/* ── Page wrapper ── */
#page { position: relative; z-index: 1; }

/* ── Hero ── */
.hero-wrap {
  position: relative;
  text-align: center;
  max-width: 720px;
  margin: 0 auto;
  padding: var(--space) 24px calc(var(--space) * 0.55);
}
.hero-orb {
  position: absolute;
  top: 0; left: 50%;
  transform: translateX(-50%);
  width: 700px; height: 500px;
  background: radial-gradient(ellipse at 50% 30%, rgba(196,134,58,0.10) 0%, rgba(247,238,240,0.35) 50%, transparent 75%);
  pointer-events: none;
  z-index: -1; /* nằm sau chữ, tránh phủ mờ tiêu đề */
}
.hero-logo {
  width: 236px; height: 82px;
  margin: 0 auto 20px;
  overflow: hidden; border-radius: 14px;
}
.hero-logo img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.hero h1 {
  font-family: var(--serif);
  font-weight: 800;
  font-size: clamp(2.4rem, 1.4rem + 4vw, 4.2rem);
  line-height: 1.05;
  letter-spacing: -1px;
  color: var(--ink);
}
.hero h1 em { font-style: italic; color: var(--accent); }
.hero-sub {
  margin: 18px auto 0;
  font-size: clamp(1rem, 0.95rem + 0.3vw, 1.12rem);
  color: #2e2a22;
  max-width: 48ch;
  line-height: 1.65;
}
.hero-actions {
  margin-top: 32px;
  display: flex; gap: 14px;
  justify-content: center; flex-wrap: wrap;
}
/* ── Buttons ── */
.btn {
  font-size: 15px; font-weight: 600;
  padding: 13px 26px; border-radius: 999px;
  transition: transform 0.2s, background 0.2s, border-color 0.2s, color 0.2s;
  display: inline-block;
}
.btn-primary { background: var(--accent); color: #fff; border: none; }
.btn-primary:hover { transform: translateY(-2px); background: var(--accent-deep); }
.btn-ghost { border: 1px solid var(--line); color: var(--ink); background: #fff; }
.btn-ghost:hover { border-color: var(--accent); color: var(--accent); }

/* ── Stats ── */
.stats { display: flex; gap: 36px; margin-top: 40px; justify-content: center; flex-wrap: wrap; }
.stat b { font-family: var(--serif); font-size: 24px; color: var(--ink); display: block; }
.stat span { font-size: 12.5px; color: var(--muted); }

/* ── Divider ── */
.divider {
  display: flex; align-items: center; gap: 14px;
  margin-top: clamp(5rem, 3rem + 8vw, 9rem);
}
.divider-line { flex: 1; height: 1px; background: var(--line); }
.divider-gem { color: var(--accent); font-size: 16px; }
/* Bằng chiều rộng divider ở hero (hero-wrap 720px trừ padding 24px mỗi bên) */
.sec-divider { margin-left: auto; margin-right: auto; max-width: 672px; }

/* ── Section base ── */
.sec { padding: clamp(2rem, 1.5rem + 2vw, 4rem) 0; }
.sec-first { padding-top: var(--space); }
.sec-head { max-width: 620px; margin: 0 auto 40px; text-align: center; }
.eyebrow {
  display: inline-block;
  font-size: 12px; font-weight: 600;
  letter-spacing: 2px; text-transform: uppercase;
  color: var(--accent); margin-bottom: 12px;
}
.sec-head h2 {
  font-family: var(--serif); font-weight: 700;
  font-size: clamp(1.9rem, 1.4rem + 2.2vw, 2.8rem);
  line-height: 1.1; letter-spacing: -0.5px; color: var(--ink);
}
.sec-head p { margin-top: 12px; color: var(--muted); line-height: 1.65; }

/* ── Surface card (dùng chung cho dịch vụ + tính năng) ── */
.cards {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 18px;
}
.card {
  background: rgba(255,255,255,0.7);
  border: 1px solid var(--line);
  border-radius: 20px;
  padding: 30px 26px;
  transition: transform 0.3s cubic-bezier(.22,1,.36,1), box-shadow 0.3s, border-color 0.3s, background 0.3s;
}
.card:hover {
  transform: translateY(-6px);
  box-shadow: 0 28px 50px -28px rgba(120,80,20,0.45);
  border-color: transparent;
  background: #fff;
}
.card-num {
  font-family: var(--serif); font-size: 14px;
  color: var(--accent); font-weight: 700; letter-spacing: 1px;
}
.card h3 {
  font-family: var(--serif); font-weight: 700;
  font-size: 21px; color: var(--ink);
  margin: 14px 0 8px;
}
.card p { font-size: 14px; color: var(--muted); line-height: 1.65; }
.card-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-top: 16px; }
.card-tag {
  font-size: 12px; font-weight: 600;
  color: var(--accent-deep);
  background: rgba(196,134,58,0.10);
  border: 1px solid rgba(196,134,58,0.28);
  border-radius: 999px; padding: 5px 12px;
}

/* ── Hàng có mũi tên (liên hệ, link pháp lý) ── */
.methods { display: grid; gap: 12px; max-width: 520px; margin: 0 auto; }
.method {
  display: flex; align-items: center;
  justify-content: space-between;
  background: rgba(255,255,255,0.7);
  border: 1px solid var(--line);
  border-radius: 14px; padding: 16px 20px;
  font-weight: 600; font-size: 15px; color: var(--ink);
  transition: transform 0.22s, border-color 0.22s, color 0.22s, background 0.22s;
  gap: 12px;
}
.method:hover {
  transform: translateX(4px);
  border-color: var(--accent);
  color: var(--accent);
  background: #fff;
}
.method .method-left { display: flex; align-items: center; gap: 10px; }
.method .icon { font-size: 18px; }
.method .arw { color: var(--accent); font-size: 18px; transition: transform 0.2s; }
.method:hover .arw { transform: translateX(2px); }

/* ── QR ── */
.qr-wrap { text-align: center; margin-top: 36px; }
.qr {
  width: 280px; margin: 0 auto;
  border-radius: 14px; overflow: hidden;
  box-shadow: 0 16px 32px -22px rgba(40,60,90,0.5);
}
.qr img { width: 100%; display: block; }
.qr-cap { display: block; font-size: 12.5px; color: var(--muted); margin-top: 12px; }

/* ── Thẻ nhấn (blush) ── */
.panel {
  background: linear-gradient(135deg, var(--blush) 0%, rgba(250,247,242,0.6) 100%);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: clamp(2rem, 1.5rem + 2vw, 3.5rem);
  text-align: center;
  position: relative; overflow: hidden;
}
.panel-deco {
  position: absolute; top: -60px; right: -60px;
  width: 200px; height: 200px;
  border-radius: 50%;
  background: radial-gradient(circle, rgba(196,134,58,0.12), transparent 70%);
  pointer-events: none;
}
.panel h2 {
  font-family: var(--serif); font-weight: 700;
  font-size: clamp(1.6rem, 1.25rem + 1.6vw, 2.2rem);
  line-height: 1.15; letter-spacing: -0.5px;
  color: var(--ink); margin-bottom: 16px;
}
.panel p {
  max-width: 66ch; margin: 0 auto;
  color: #2e2a22; font-size: 15px; line-height: 1.75;
}
.chips { display: flex; gap: 12px; justify-content: center; flex-wrap: wrap; margin-top: 26px; }
.chip {
  font-size: 13px; font-weight: 600;
  color: var(--accent-deep);
  background: rgba(196,134,58,0.10);
  border: 1px solid rgba(196,134,58,0.22);
  border-radius: 999px; padding: 7px 15px;
}

/* ==========================================================================
   Trang tài liệu (chính sách bảo mật, điều khoản, xoá tài khoản)
   ========================================================================== */
.doc-head { max-width: 760px; margin: 0 auto; padding: calc(var(--space) * 0.62) 24px 26px; text-align: center; }
.doc-head h1 {
  font-family: var(--serif); font-weight: 800;
  font-size: clamp(2rem, 1.5rem + 2.4vw, 3rem);
  line-height: 1.1; letter-spacing: -0.8px; color: var(--ink);
}
.doc-updated { margin-top: 10px; font-size: 13px; color: var(--muted); }

.doc {
  max-width: 760px; margin: 0 auto 20px;
  background: rgba(255,255,255,0.7);
  border: 1px solid var(--line);
  border-radius: 24px;
  padding: clamp(1.75rem, 1.25rem + 2vw, 3rem);
}
.doc > p:first-child { margin-top: 0; }
.doc h2 {
  font-family: var(--serif); font-weight: 700;
  font-size: 20px; color: var(--ink);
  margin: 32px 0 10px;
}
.doc h2:first-of-type { margin-top: 8px; }
.doc p { margin-bottom: 12px; color: #2e2a22; font-size: 15px; line-height: 1.75; }
.doc ul { padding-left: 20px; margin-bottom: 12px; }
.doc li { margin-bottom: 6px; color: #2e2a22; font-size: 15px; line-height: 1.7; }
.doc strong { color: var(--ink); }
.doc a { color: var(--accent); font-weight: 500; }
.doc a:hover { color: var(--accent-deep); text-decoration: underline; }

.notice {
  background: rgba(196,134,58,0.08);
  border: 1px solid rgba(196,134,58,0.25);
  border-radius: 14px;
  padding: 14px 18px;
  margin: 22px 0;
  color: #7a4f1a;
  font-size: 14px;
}
.notice strong { color: #7a4f1a; }

.steps { display: grid; gap: 14px; margin: 20px 0 8px; }
.step { display: flex; gap: 16px; align-items: flex-start; }
.step-num {
  background: var(--accent);
  color: #fff; font-weight: 700; font-size: 14px;
  width: 28px; height: 28px; border-radius: 50%;
  display: flex; align-items: center; justify-content: center;
  flex-shrink: 0; margin-top: 2px;
}
.step-text { flex: 1; font-size: 15px; color: #2e2a22; line-height: 1.7; }
.step-text strong { display: block; margin-bottom: 2px; color: var(--ink); }

/* ── Footer ── */
footer { padding: 40px 0 60px; }
.foot {
  display: flex; align-items: center;
  justify-content: space-between; gap: 20px;
  flex-wrap: wrap;
  border-top: 1px solid var(--line);
  padding-top: 26px;
}
.foot small { color: var(--muted); font-size: 13px; }
.foot-links { display: flex; gap: 22px; flex-wrap: wrap; }
.foot-links a { font-size: 13px; color: var(--muted); transition: color 0.2s; }
.foot-links a:hover { color: var(--accent); }

/* ── Reveal animation ── */
.reveal {
  opacity: 0;
  transform: translateY(40px);
  transition: opacity 0.4s cubic-bezier(.22,1,.36,1),
              transform 0.4s cubic-bezier(.22,1,.36,1);
}
.reveal.visible { opacity: 1; transform: translateY(0); }

/* Hero items start hidden, JS triggers them */
.hero-anim {
  opacity: 0;
  transform: translateY(26px);
  transition: opacity 0.4s cubic-bezier(.22,1,.36,1),
              transform 0.4s cubic-bezier(.22,1,.36,1);
}
.hero-anim.visible { opacity: 1; transform: translateY(0); }

/* Giảm chuyển động: vẫn giữ hiệu ứng trượt + mờ khi cuộn, chỉ tắt cánh hoa bay vô hạn */
@media (prefers-reduced-motion: reduce) {
  .petal { animation: none !important; }
}