/*
Theme Name: Lái Xe Pro
Theme URI: https://daotaolaixe.org
Author: BunnyDV
Author URI: https://bunnydv.com
Description: Theme chuyên nghiệp cho trung tâm đào tạo lái xe - Giao diện hiện đại, dễ tuỳ chỉnh qua WordPress Customizer
Version: 1.0.0
License: GNU General Public License v2 or later
Text Domain: laixe-pro
Tags: driving-school, education, one-page, customizable
*/

/* =====================================================
   CSS CUSTOM PROPERTIES (Customizable via Customizer)
   ===================================================== */
:root {
  /* Brand Colors */
  --color-primary:     #C8102E;
  --color-primary-dk:  #9e0c23;
  --color-navy:        #0D1B2A;
  --color-navy-lt:     #1a2e45;
  --color-accent:      #F5A623;
  --color-bg:          #F5F6FA;
  --color-white:       #FFFFFF;
  --color-text:        #2c3e50;
  --color-text-lt:     #6b7a8d;
  --color-border:      #e2e8f0;

  /* Typography */
  --font-display: 'Montserrat', sans-serif;
  --font-body:    'Open Sans', sans-serif;

  /* Spacing */
  --section-py: 80px;
  --container:  1000px;
  --radius:     8px;
  --radius-lg:  16px;
}

/* =====================================================
   RESET & BASE
   ===================================================== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; font-size: 16px; }

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-white);
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

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

/* =====================================================
   TYPOGRAPHY SCALE
   ===================================================== */
h1, h2, h3, h4, h5 {
  font-family: var(--font-display);
  font-weight: 700;
  line-height: 1.2;
  color: var(--color-navy);
}

.section-label {
  display: inline-block;
  font-family: var(--font-display);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--color-primary);
  margin-bottom: 12px;
}

.section-title {
  font-size: clamp(28px, 4vw, 42px);
  margin-bottom: 16px;
}

.section-desc {
  font-size: 17px;
  color: var(--color-text-lt);
  max-width: 580px;
  line-height: 1.8;
}

/* =====================================================
   BUTTONS
   ===================================================== */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 14px 32px;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.04em;
  cursor: pointer;
  border: 2px solid transparent;
  transition: all 0.22s ease;
}

.btn-primary {
  background: var(--color-primary);
  color: var(--color-white);
}
.btn-primary:hover {
  background: var(--color-primary-dk);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(200,16,46,0.35);
}

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

/* =====================================================
   SITE HEADER
   ===================================================== */
#site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 1000;
  background: transparent;
  transition: background 0.35s ease, box-shadow 0.35s ease;
}

#site-header.scrolled {
  background: var(--color-navy);
  box-shadow: 0 4px 30px rgba(0,0,0,0.25);
}

.header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
  gap: 32px;
}

/* Logo */
.site-logo {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-shrink: 0;
}

.logo-icon {
  width: 48px;
  height: 48px;
  background: var(--color-primary);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
}

.logo-text {
  display: flex;
  flex-direction: column;
}

.logo-name {
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 800;
  color: var(--color-white);
  line-height: 1.1;
}

.logo-sub {
  font-size: 11px;
  color: var(--color-accent);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Navigation */
#main-nav ul {
  display: flex;
  align-items: center;
  gap: 4px;
}

#main-nav a {
  display: block;
  padding: 8px 16px;
  font-family: var(--font-display);
  font-size: 13.5px;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  border-radius: 6px;
  transition: color 0.2s, background 0.2s;
}

#main-nav a:hover,
#main-nav .current-menu-item > a {
  color: var(--color-white);
  background: rgba(255,255,255,0.1);
}

.header-cta {
  padding: 9px 22px;
  background: var(--color-primary);
  color: var(--color-white) !important;
  border-radius: 6px;
}
.header-cta:hover {
  background: var(--color-accent) !important;
  color: var(--color-navy) !important;
}

/* Hamburger */
.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 6px;
  background: none;
  border: none;
}
.nav-toggle span {
  display: block;
  width: 26px;
  height: 2px;
  background: var(--color-white);
  border-radius: 2px;
  transition: all 0.3s;
}

/* =====================================================
   HERO SECTION
   ===================================================== */
#hero {
  position: relative;
  min-height: 75vh;
  display: flex;
  align-items: center;
  overflow: hidden;
}

@media (max-width: 1024px) {
	#hero {
	  position: relative;
	  min-height: 100vh;
	  display: flex;
	  align-items: center;
	  overflow: hidden;
	}
}

.hero-bg {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, var(--color-navy) 0%, #1a3050 55%, #0a2240 100%);
}

/* Diagonal graphic element */
.hero-bg::after {
  content: '';
  position: absolute;
  right: -10%;
  top: 0;
  width: 55%;
  height: 100%;
  background: var(--color-primary);
  clip-path: polygon(20% 0%, 100% 0%, 100% 100%, 0% 100%);
  opacity: 0.08;
}

.hero-image-wrap {
  position: absolute;
  right: 0; top: 0; bottom: 0;
  width: 50%;
  overflow: hidden;
}

.hero-image-wrap img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.35;
}

.hero-image-wrap::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(to right, var(--color-navy) 0%, transparent 60%);
  z-index: 1;
}

.hero-content {
  position: relative;
  z-index: 2;
  max-width: 1180px;
  padding-top: 30px;
  text-align: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(245,166,35,0.15);
  border: 1px solid rgba(245,166,35,0.4);
  color: var(--color-accent);
  padding: 6px 16px;
  border-radius: 100px;
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 28px;
}

.hero-badge-dot {
  width: 7px; height: 7px;
  background: var(--color-accent);
  border-radius: 50%;
  animation: pulse 2s infinite;
}

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.5; transform: scale(1.4); }
}

.hero-title {
  font-size: clamp(36px, 5.5vw, 64px);
  color: var(--color-white);
  margin-bottom: 24px;
  line-height: 1.1;
}

.hero-title .highlight {
  color: var(--color-accent);
  position: relative;
}

.hero-desc {
  font-size: 18px;
  color: rgba(255,255,255,0.72);
  margin-bottom: 40px;
  line-height: 1.8;
  align-items: center;
}

.hero-actions {
  display: block;
  gap: 16px;
  flex-wrap: wrap;
}

/* Stats bar */
.hero-stats {
  position: absolute;
  bottom: 0; left: 0; right: 0;
  background: var(--color-white);
  z-index: 3;
  clip-path: polygon(0 30%, 100% 0%, 100% 100%, 0% 100%);
  padding-top: 40px;
}

.hero-stats-inner {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  padding: 20px 0 28px;
}

.stat-item {
  text-align: center;
  padding: 16px 12px;
  border-right: 1px solid var(--color-border);
}
.stat-item:last-child { border-right: none; }

.stat-number {
  font-family: var(--font-display);
  font-size: 38px;
  font-weight: 800;
  color: var(--color-primary);
  line-height: 1;
  display: block;
}

.stat-label {
  font-size: 13px;
  color: var(--color-text-lt);
  margin-top: 4px;
  font-weight: 600;
}

/* =====================================================
   GIỚI THIỆU SECTION
   ===================================================== */
#about {
  padding: var(--section-py) 0;
  background: var(--color-white);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}

.about-image-wrap {
  position: relative;
}

.about-image-main {
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 24px 64px rgba(13,27,42,0.15);
}

.about-image-main img {
  width: 100%;
  height: 420px;
  object-fit: cover;
}

.about-image-badge {
  position: absolute;
  bottom: -24px;
  right: -24px;
  background: var(--color-primary);
  color: var(--color-white);
  border-radius: var(--radius-lg);
  padding: 24px;
  text-align: center;
  box-shadow: 0 12px 40px rgba(200,16,46,0.35);
}

.badge-number {
  font-family: var(--font-display);
  font-size: 40px;
  font-weight: 800;
  line-height: 1;
  display: block;
}

.badge-text {
  font-size: 12px;
  opacity: 0.85;
  font-weight: 600;
  margin-top: 4px;
}

.about-content { padding-right: 16px; }

.about-features {
  margin-top: 32px;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.feature-item {
  display: flex;
  gap: 16px;
  align-items: flex-start;
}

.feature-icon {
  width: 48px;
  height: 48px;
  background: rgba(200,16,46,0.08);
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  flex-shrink: 0;
}

.feature-text h4 {
  font-size: 16px;
  font-weight: 700;
  margin-bottom: 4px;
  color: var(--color-navy);
}

.feature-text p {
  font-size: 14px;
  color: var(--color-text-lt);
  line-height: 1.6;
}

/* =====================================================
   COURSES SECTION
   ===================================================== */
#courses {
  padding: var(--section-py) 0;
  background: var(--color-bg);
  position: relative;
  clip-path: polygon(0 4%, 100% 0%, 100% 96%, 0% 100%);
  margin: -60px 0;
  padding-top: calc(var(--section-py) + 60px);
  padding-bottom: calc(var(--section-py) + 60px);
}

.courses-header {
  text-align: center;
  margin-bottom: 52px;
}
.courses-header .section-desc { margin: 0 auto; }

.courses-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.course-card {
  background: var(--color-white);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: 0 4px 20px rgba(0,0,0,0.06);
  transition: transform 0.28s ease, box-shadow 0.28s ease;
}

.course-card:hover {
  transform: translateY(-6px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.12);
}

.course-img {
  height: 180px;
  background: var(--color-navy-lt);
  position: relative;
  overflow: hidden;
}

.course-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.course-tag {
  position: absolute;
  top: 14px; left: 14px;
  background: var(--color-primary);
  color: white;
  font-size: 11px;
  font-weight: 700;
  padding: 4px 12px;
  border-radius: 100px;
  letter-spacing: 0.05em;
}

.course-body { padding: 24px; }

.course-body h3 {
  font-size: 18px;
  margin-bottom: 10px;
}

.course-body p {
  font-size: 14px;
  color: var(--color-text-lt);
  margin-bottom: 20px;
  line-height: 1.65;
}

.course-meta {
  display: flex;
  gap: 16px;
  padding-top: 18px;
  border-top: 1px solid var(--color-border);
}

.meta-item {
  display: flex;
  align-items: center;
  gap: 6px;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-text-lt);
}

/* =====================================================
   CONTACT SECTION
   ===================================================== */
#contact {
  padding: var(--section-py) 0;
  background: var(--color-white);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.1fr;
  gap: 64px;
  align-items: start;
}

.contact-info h2 { margin-bottom: 16px; }
.contact-info .section-desc { margin-bottom: 40px; }

.contact-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.contact-card {
  display: flex;
  gap: 16px;
  align-items: flex-start;
  padding: 20px;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius);
  transition: border-color 0.2s, box-shadow 0.2s;
}

.contact-card:hover {
  border-color: var(--color-primary);
  box-shadow: 0 4px 16px rgba(200,16,46,0.08);
}

.contact-card-icon {
  width: 44px;
  height: 44px;
  background: rgba(200,16,46,0.08);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.contact-card-body h4 {
  font-size: 14px;
  color: var(--color-text-lt);
  font-weight: 600;
  margin-bottom: 4px;
}

.contact-card-body p, .contact-card-body a {
  font-size: 16px;
  font-weight: 700;
  color: var(--color-navy);
}

/* Contact Form */
.contact-form-wrap {
  background: var(--color-navy);
  border-radius: var(--radius-lg);
  padding: 40px;
  box-shadow: 0 24px 64px rgba(13,27,42,0.18);
}

.contact-form-wrap h3 {
  color: var(--color-white);
  font-size: 22px;
  margin-bottom: 8px;
}

.contact-form-wrap .form-desc {
  color: rgba(255,255,255,0.55);
  font-size: 14px;
  margin-bottom: 28px;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
  margin-bottom: 16px;
}
.form-group.full { grid-column: 1 / -1; }

.form-group label {
  font-size: 13px;
  font-weight: 600;
  color: rgba(255,255,255,0.7);
  letter-spacing: 0.04em;
}

.form-group input,
.form-group textarea,
.form-group select {
  width: 100%;
  padding: 13px 16px;
  background: rgba(255,255,255,0.07);
  border: 1.5px solid rgba(255,255,255,0.12);
  border-radius: var(--radius);
  color: var(--color-white);
  font-size: 15px;
  font-family: var(--font-body);
  transition: border-color 0.2s, background 0.2s;
  outline: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
  color: rgba(255,255,255,0.3);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
  border-color: var(--color-accent);
  background: rgba(255,255,255,0.1);
}

.form-group select option {
  background: var(--color-navy);
  color: var(--color-white);
}

.form-group textarea { resize: vertical; min-height: 110px; }

.form-note {
  font-size: 12px;
  color: rgba(255,255,255,0.35);
  margin-bottom: 20px;
  margin-top: -4px;
}

.btn-submit {
  width: 100%;
  justify-content: center;
  padding: 16px;
  font-size: 15px;
  background: var(--color-primary);
  color: var(--color-white);
  border: none;
  border-radius: var(--radius);
  font-family: var(--font-display);
  font-weight: 700;
  cursor: pointer;
  transition: background 0.22s, transform 0.22s, box-shadow 0.22s;
}

.btn-submit:hover {
  background: var(--color-accent);
  color: var(--color-navy);
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(245,166,35,0.35);
}

/* Form success message */
.form-success {
  display: none;
  text-align: center;
  padding: 32px;
  color: var(--color-white);
}
.form-success .success-icon { font-size: 48px; margin-bottom: 12px; }
.form-success h4 { color: var(--color-accent); font-size: 20px; margin-bottom: 8px; }
.form-success p { color: rgba(255,255,255,0.65); font-size: 14px; }

/* =====================================================
   SITE FOOTER
   ===================================================== */
#site-footer {
  background: var(--color-navy);
  padding: 60px 0 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.6fr 1fr 1fr;
  gap: 48px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}

.footer-brand .logo-name { font-size: 20px; }

.footer-desc {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  margin-top: 16px;
  margin-bottom: 24px;
  line-height: 1.75;
}

.footer-social {
  display: flex;
  gap: 10px;
}

.social-btn {
  width: 38px;
  height: 38px;
  background: rgba(255,255,255,0.07);
  border-radius: 8px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  transition: background 0.2s;
}

.social-btn:hover { background: var(--color-primary); }

.footer-col h4 {
  color: var(--color-white);
  font-family: var(--font-display);
  font-size: 14px;
  font-weight: 700;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 20px;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.footer-links a {
  font-size: 14px;
  color: rgba(255,255,255,0.5);
  transition: color 0.2s;
  display: flex;
  align-items: center;
  gap: 6px;
}

.footer-links a::before {
  content: '→';
  font-size: 12px;
  color: var(--color-primary);
}

.footer-links a:hover { color: var(--color-white); }

.footer-bottom {
  padding: 20px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-copy {
  font-size: 13px;
  color: rgba(255,255,255,0.35);
}

.footer-bottom-links {
  display: flex;
  gap: 20px;
}
.footer-bottom-links a {
  font-size: 13px;
  color: rgba(255,255,255,0.35);
  transition: color 0.2s;
}
.footer-bottom-links a:hover { color: var(--color-white); }

/* =====================================================
   MOBILE NAV OVERLAY
   ===================================================== */
.mobile-nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--color-navy);
  z-index: 999;
  flex-direction: column;
  padding: 100px 24px 40px;
}

.mobile-nav-overlay.open { display: flex; }

.mobile-nav-overlay ul {
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.mobile-nav-overlay a {
  display: block;
  padding: 14px 20px;
  font-family: var(--font-display);
  font-size: 18px;
  font-weight: 700;
  color: var(--color-white);
  border-radius: 8px;
  transition: background 0.2s;
}

.mobile-nav-overlay a:hover { background: rgba(255,255,255,0.07); }

.mobile-close {
  position: absolute;
  top: 24px; right: 20px;
  background: none;
  border: none;
  color: var(--color-white);
  font-size: 28px;
  cursor: pointer;
}

/* =====================================================
   RESPONSIVE
   ===================================================== */
@media (max-width: 1024px) {
  .about-grid,
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .about-image-wrap { order: -1; }
  .hero-image-wrap { width: 60%; opacity: 0.2; }
  .courses-grid { grid-template-columns: repeat(2, 1fr); }
  .hero-stats-inner { grid-template-columns: repeat(2, 1fr); }
  .hero-stats { clip-path: none; padding-top: 0; }
}

@media (max-width: 768px) {
  :root { --section-py: 56px; }
  #main-nav, .header-cta { display: none; }
  .nav-toggle { display: flex; }
  .hero-image-wrap { display: none; }
  .hero-bg::after { display: none; }
  .courses-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
  .footer-bottom { flex-direction: column; gap: 12px; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .hero-stats-inner { grid-template-columns: repeat(2, 1fr); }
  .about-image-badge { right: 0; bottom: -16px; }
  #courses { clip-path: none; margin: 0; padding: var(--section-py) 0; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction: column; }
  .hero-actions .btn { text-align: center; justify-content: center; }
  .hero-stats-inner { grid-template-columns: repeat(2, 1fr); }
  .stat-item { border-right: none; border-bottom: 1px solid var(--color-border); }
}

/* =====================================================
   SCROLL ANIMATIONS
   ===================================================== */
.reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.65s ease, transform 0.65s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.reveal-delay-1 { transition-delay: 0.1s; }
.reveal-delay-2 { transition-delay: 0.2s; }
.reveal-delay-3 { transition-delay: 0.3s; }

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
  * { animation: none !important; }
}

/* Gutenberg / WP block alignment helpers */
.alignwide { max-width: 1300px; margin-left: auto; margin-right: auto; }
.alignfull { width: 100%; }