/*
Theme Name: Copee Landing
Theme URI: https://copee.vn
Author: Copee
Author URI: https://copee.vn
Description: Landing page theme cho Copee - Tool ho tro kiem tien Affiliate Shopee.
Version: 1.0.0
Requires at least: 5.9
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: copee-landing
*/

:root {
  --color-primary: #EE4D2D;
  --color-primary-dark: #D8431F;
  --color-primary-light: #FFF1EC;
  --color-ink: #1A1A2E;
  --color-ink-soft: #4A4A5A;
  --color-bg: #FFFFFF;
  --color-bg-alt: #FAF9F7;
  --color-border: #ECECEC;
  --color-surface-inverse: #1A1A2E;
  --color-surface-inverse-soft: rgba(255, 255, 255, 0.75);
  --radius-sm: 10px;
  --radius-md: 16px;
  --radius-lg: 24px;
  --shadow-sm: 0 2px 8px rgba(26, 26, 46, 0.06);
  --shadow-md: 0 12px 32px rgba(26, 26, 46, 0.10);
  --container: 1160px;
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #FF6B45;
    --color-primary-dark: #FF8A63;
    --color-primary-light: #2A1D18;
    --color-ink: #F2F2F5;
    --color-ink-soft: #B8B8C4;
    --color-bg: #14141F;
    --color-bg-alt: #1B1B29;
    --color-border: #2B2B3A;
    --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.25);
    --shadow-md: 0 12px 32px rgba(0, 0, 0, 0.35);
  }
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: "Segoe UI", "Inter", -apple-system, BlinkMacSystemFont, Roboto, Helvetica, Arial, sans-serif;
  color: var(--color-ink);
  background: var(--color-bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 24px;
}

a { color: inherit; text-decoration: none; }
ul, ol { margin: 0; padding: 0; list-style: none; }
h1, h2, h3, h4 { margin: 0; line-height: 1.25; }
p { margin: 0; }

img, svg { max-width: 100%; display: block; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--radius-sm);
  font-weight: 600;
  font-size: 0.95rem;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform 0.15s ease, box-shadow 0.15s ease, background 0.15s ease;
  white-space: nowrap;
}
.btn:hover { transform: translateY(-1px); }
.btn-lg { padding: 14px 28px; font-size: 1rem; }
.btn-block { width: 100%; }

.btn-primary {
  background: var(--color-primary);
  color: #fff;
  box-shadow: var(--shadow-sm);
}
.btn-primary:hover { background: var(--color-primary-dark); box-shadow: var(--shadow-md); }

.btn-outline {
  background: transparent;
  color: var(--color-primary);
  border-color: var(--color-primary);
}
.btn-outline:hover { background: var(--color-primary-light); }

.btn-outline-invert {
  background: transparent;
  color: #fff;
  border-color: rgba(255,255,255,0.6);
}
.btn-outline-invert:hover { background: rgba(255,255,255,0.12); }

.btn-ghost {
  background: transparent;
  color: var(--color-ink);
}
.btn-ghost:hover { color: var(--color-primary); }

/* Header */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: color-mix(in srgb, var(--color-bg) 92%, transparent);
  backdrop-filter: blur(10px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}
.site-header.scrolled {
  border-bottom-color: var(--color-border);
  box-shadow: var(--shadow-sm);
}

/* Keep header below the WordPress admin toolbar for logged-in users */
body.admin-bar .site-header { top: 32px; }
@media screen and (max-width: 782px) {
  body.admin-bar .site-header { top: 46px; }
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  height: 72px;
}

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-weight: 800;
  font-size: 1.25rem;
}
.logo-mark {
  width: 36px;
  height: 36px;
  border-radius: 10px;
  background: var(--color-primary);
  color: #fff;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}
.logo-text { color: var(--color-ink); }

.main-nav {
  display: flex;
  gap: 32px;
  font-weight: 500;
  color: var(--color-ink-soft);
}
.main-nav a:hover { color: var(--color-primary); }

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

.nav-toggle {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  width: 40px;
  height: 40px;
  background: none;
  border: none;
  cursor: pointer;
}
.nav-toggle span {
  display: block;
  height: 2px;
  width: 22px;
  background: var(--color-ink);
  margin: 0 auto;
  transition: transform 0.2s ease, opacity 0.2s ease;
}

/* Hero */
.hero {
  padding: 72px 0 88px;
  background:
    radial-gradient(600px circle at 85% 0%, var(--color-primary-light), transparent 60%),
    var(--color-bg);
}
.hero-inner {
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 56px;
  align-items: center;
}

.badge {
  display: inline-block;
  background: var(--color-primary-light);
  color: var(--color-primary-dark);
  font-weight: 600;
  font-size: 0.85rem;
  padding: 6px 14px;
  border-radius: 999px;
  margin-bottom: 18px;
}
.badge-dark {
  background: rgba(255,255,255,0.15);
  color: #fff;
}

.hero-copy h1 {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: 800;
  letter-spacing: -0.02em;
}
.text-accent { color: var(--color-primary); }

.hero-sub {
  margin-top: 20px;
  font-size: 1.05rem;
  color: var(--color-ink-soft);
  max-width: 540px;
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 30px;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  margin-top: 26px;
  font-size: 0.88rem;
  color: var(--color-ink-soft);
}

/* Hero visual mocks */
.hero-visual { display: flex; flex-direction: column; gap: 20px; }

.mock-browser {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  overflow: hidden;
}
.mock-browser-bar {
  display: flex;
  gap: 6px;
  padding: 12px 14px;
  background: var(--color-bg-alt);
  border-bottom: 1px solid var(--color-border);
}
.mock-browser-bar span {
  width: 10px; height: 10px; border-radius: 50%;
  background: var(--color-border);
}
.mock-browser-body { padding: 16px; display: flex; flex-direction: column; gap: 12px; }
.mock-row {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 10px;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
}
.mock-thumb {
  width: 40px; height: 40px;
  border-radius: 8px;
  background: linear-gradient(135deg, var(--color-primary), #ffb199);
  flex-shrink: 0;
}
.mock-lines { flex: 1; display: flex; flex-direction: column; gap: 6px; }
.mock-lines div { height: 8px; background: var(--color-border); border-radius: 4px; }
.mock-lines .short { width: 55%; }
.mock-tag {
  font-size: 0.72rem;
  font-weight: 600;
  color: #1a8f4c;
  background: #e6f7ee;
  padding: 4px 8px;
  border-radius: 999px;
  white-space: nowrap;
}
.mock-tag.pending { color: #b5790c; background: #fdf2df; }

.mock-chat {
  background: var(--color-surface-inverse);
  color: #fff;
  border-radius: var(--radius-md);
  padding: 16px;
  box-shadow: var(--shadow-md);
}
.mock-chat-header { font-weight: 700; margin-bottom: 12px; font-size: 0.95rem; }
.chat-bubble {
  max-width: 80%;
  padding: 9px 13px;
  border-radius: 14px;
  font-size: 0.85rem;
  margin-bottom: 8px;
}
.chat-bubble.bot {
  background: rgba(255,255,255,0.12);
  border-bottom-left-radius: 4px;
}
.chat-bubble.user {
  background: var(--color-primary);
  margin-left: auto;
  border-bottom-right-radius: 4px;
}

/* Section generic */
.section { padding: 88px 0; }
.section-alt { background: var(--color-bg-alt); }

.section-head { max-width: 640px; margin: 0 auto 48px; text-align: center; }
.eyebrow {
  display: inline-block;
  color: var(--color-primary);
  font-weight: 700;
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 10px;
}
.section-head h2 { font-size: clamp(1.6rem, 3vw, 2.2rem); font-weight: 800; }
.section-head p { margin-top: 14px; color: var(--color-ink-soft); }
.section-sub { color: var(--color-ink-soft); margin-top: 16px; max-width: 520px; }

/* Feature grid */
.feature-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
.feature-card {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 28px;
  transition: box-shadow 0.2s ease, transform 0.2s ease;
}
.feature-card:hover { box-shadow: var(--shadow-md); transform: translateY(-2px); }
.feature-card h3 { font-size: 1.1rem; margin: 14px 0 8px; }
.feature-card p { color: var(--color-ink-soft); font-size: 0.95rem; }
.feature-icon { font-size: 1.8rem; }
.feature-highlight {
  border: 1px solid var(--color-primary);
  background: var(--color-primary-light);
}

.soon-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--color-primary);
  color: #fff;
  font-size: 0.72rem;
  font-weight: 700;
  padding: 4px 10px;
  border-radius: 999px;
}

/* AI video section */
.ai-video-inner {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 56px;
  align-items: center;
}
.ai-video-copy h2 { font-size: clamp(1.7rem, 3.4vw, 2.3rem); font-weight: 800; }

.steps { margin-top: 32px; display: flex; flex-direction: column; gap: 22px; }
.steps li { display: flex; gap: 16px; align-items: flex-start; }
.step-num {
  flex-shrink: 0;
  width: 34px; height: 34px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  font-weight: 700;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}
.steps h4 { font-size: 1rem; margin-bottom: 4px; }
.steps p { color: var(--color-ink-soft); font-size: 0.92rem; }

.ai-video-visual { display: flex; justify-content: center; }
.phone-mock {
  width: 300px;
  background: var(--color-surface-inverse);
  border-radius: 36px;
  padding: 14px;
  box-shadow: var(--shadow-md);
  position: relative;
}
.phone-notch {
  width: 90px; height: 18px;
  background: #000;
  border-radius: 0 0 12px 12px;
  margin: 0 auto 10px;
}
.phone-screen {
  background: #1c1c2b;
  border-radius: 22px;
  padding: 16px;
  color: #fff;
  min-height: 380px;
}
.video-thumb {
  margin-top: 14px;
  height: 90px;
  border-radius: 12px;
  background: linear-gradient(135deg, var(--color-primary), #7a3cff);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  color: #fff;
}

/* How it works */
.flow-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}
.flow-card {
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 26px;
  text-align: left;
}
.flow-card .step-num { margin-bottom: 16px; }
.flow-card h4 { font-size: 1.02rem; margin-bottom: 6px; }
.flow-card p { color: var(--color-ink-soft); font-size: 0.92rem; }

/* Pricing */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
  align-items: stretch;
}
.price-card {
  position: relative;
  background: var(--color-bg);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 32px 28px;
  display: flex;
  flex-direction: column;
}
.price-card h3 { font-size: 1.1rem; }
.price {
  font-size: 2rem;
  font-weight: 800;
  margin: 14px 0 10px;
  color: var(--color-primary);
}
.price span { font-size: 0.95rem; font-weight: 500; color: var(--color-ink-soft); }
.price-desc { color: var(--color-ink-soft); font-size: 0.92rem; margin-bottom: 20px; }
.price-list { display: flex; flex-direction: column; gap: 10px; margin-bottom: 28px; flex: 1; }
.price-list li {
  padding-left: 22px;
  position: relative;
  font-size: 0.92rem;
  color: var(--color-ink-soft);
}
.price-list li::before {
  content: "✓";
  position: absolute;
  left: 0;
  color: var(--color-primary);
  font-weight: 700;
}
.price-featured {
  border: 2px solid var(--color-primary);
  box-shadow: var(--shadow-md);
}

/* FAQ */
.faq-container { max-width: 780px; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  padding: 18px 20px;
}
.faq-item summary {
  cursor: pointer;
  font-weight: 600;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary::after {
  content: "+";
  font-size: 1.3rem;
  color: var(--color-primary);
  transition: transform 0.2s ease;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item p { margin-top: 12px; color: var(--color-ink-soft); font-size: 0.94rem; }

/* CTA section */
.cta-section {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark));
  color: #fff;
}
.cta-inner { text-align: center; max-width: 620px; margin: 0 auto; }
.cta-inner h2 { font-size: clamp(1.6rem, 3vw, 2.1rem); font-weight: 800; }
.cta-inner p { margin-top: 14px; opacity: 0.92; }
.cta-inner .hero-cta { justify-content: center; margin-top: 28px; }

/* Footer */
.site-footer { background: var(--color-surface-inverse); color: var(--color-surface-inverse-soft); padding: 56px 0 0; }
.footer-inner {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr;
  gap: 32px;
  padding-bottom: 40px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}
.footer-brand p { margin-top: 12px; font-size: 0.9rem; }
.footer-brand .logo-text { color: #fff; }
.footer-col h5 { color: #fff; margin-bottom: 14px; font-size: 0.95rem; }
.footer-col a { display: block; margin-bottom: 10px; font-size: 0.9rem; }
.footer-col a:hover { color: #fff; }
.footer-bottom {
  padding: 20px 24px;
  font-size: 0.82rem;
  text-align: center;
  opacity: 0.7;
}

/* Responsive */
@media (max-width: 960px) {
  .hero-inner, .ai-video-inner { grid-template-columns: 1fr; }
  .ai-video-visual { order: -1; }
  .feature-grid { grid-template-columns: repeat(2, 1fr); }
  .flow-grid { grid-template-columns: repeat(2, 1fr); }
  .pricing-grid { grid-template-columns: 1fr; max-width: 440px; margin: 0 auto; }
  .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 720px) {
  .main-nav, .header-actions { display: none; }
  .nav-toggle { display: flex; }
  .site-header.nav-open .main-nav {
    display: flex;
    flex-direction: column;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--color-bg);
    padding: 20px 24px;
    border-bottom: 1px solid var(--color-border);
    gap: 16px;
  }
  .site-header.nav-open .header-actions {
    display: flex;
    position: absolute;
    top: calc(72px + 190px);
    left: 0;
    right: 0;
    background: var(--color-bg);
    padding: 0 24px 20px;
  }
  .feature-grid { grid-template-columns: 1fr; }
  .flow-grid { grid-template-columns: 1fr; }
  .footer-inner { grid-template-columns: 1fr; }
}