/* ===== DESIGN TOKENS ===== */
:root {
  /* === CUSTOM PALETTE: 深蓝 + 金色 权威教育风格 === */
  /* Navy (Primary brand) */
  --navy-900: #0B2A4A;
  --navy-800: #0F3658;
  --navy-700: #154166;
  --navy-600: #1B4D75;
  --navy-500: #2563A0;
  --navy-400: #4A8BC4;
  --navy-100: #E8F0F8;
  --navy-50:  #F4F8FC;

  /* Gold (Accent) */
  --gold-600: #9A7830;
  --gold-500: #C9A96E;
  --gold-400: #D4B97E;
  --gold-300: #E0CC9E;
  --gold-200: #EDE0C4;
  --gold-100: #F7F0E2;
  --gold-50:  #FDFAF3;

  /* Neutrals */
  --gray-900: #1A1A1A;
  --gray-800: #2D2D2D;
  --gray-700: #4A4A4A;
  --gray-600: #666666;
  --gray-500: #888888;
  --gray-400: #AAAAAA;
  --gray-300: #CCCCCC;
  --gray-200: #E5E5E5;
  --gray-100: #F5F5F5;
  --gray-50:  #FAFAFA;
  --white:    #FFFFFF;

  /* Semantic Colors */
  --color-bg:       var(--gray-50);
  --color-surface:  var(--white);
  --color-text:     var(--gray-900);
  --color-text-muted: var(--gray-600);
  --color-text-light: var(--white);
  --color-primary:  var(--navy-900);
  --color-accent:   var(--gold-500);
  --color-border:   var(--gray-200);

  /* Typography - 中老年友好: 更大的基础字号 */
  --font-display: 'Noto Serif SC', 'SimSun', serif;
  --font-body: 'Noto Sans SC', 'Microsoft YaHei', 'PingFang SC', sans-serif;

  --text-xs:   clamp(0.8125rem, 0.75rem + 0.25vw, 0.9375rem);   /* 13-15px */
  --text-sm:   clamp(0.9375rem, 0.875rem + 0.3vw, 1.0625rem);   /* 15-17px */
  --text-base: clamp(1.0625rem, 1rem + 0.3vw, 1.1875rem);       /* 17-19px */
  --text-lg:   clamp(1.25rem, 1.1rem + 0.7vw, 1.625rem);        /* 20-26px */
  --text-xl:   clamp(1.625rem, 1.3rem + 1.2vw, 2.375rem);       /* 26-38px */
  --text-2xl:  clamp(2rem, 1.4rem + 2.2vw, 3.25rem);            /* 32-52px */

  /* Spacing - 4px system */
  --space-1:  0.25rem;
  --space-2:  0.5rem;
  --space-3:  0.75rem;
  --space-4:  1rem;
  --space-5:  1.25rem;
  --space-6:  1.5rem;
  --space-8:  2rem;
  --space-10: 2.5rem;
  --space-12: 3rem;
  --space-16: 4rem;
  --space-20: 5rem;
  --space-24: 6rem;
  --space-32: 8rem;

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.5rem;
  --radius-lg: 0.75rem;
  --radius-xl: 1rem;

  /* Shadows */
  --shadow-sm: 0 1px 3px rgba(11,42,74,0.06);
  --shadow-md: 0 4px 12px rgba(11,42,74,0.08);
  --shadow-lg: 0 12px 32px rgba(11,42,74,0.12);
  --shadow-xl: 0 20px 48px rgba(11,42,74,0.16);

  /* Transitions */
  --transition: 200ms cubic-bezier(0.16, 1, 0.3, 1);

  /* Content widths */
  --content-wide: 1200px;
  --content-default: 1000px;
}

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

html {
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
  scroll-behavior: smooth;
  scroll-padding-top: 100px;
}

body {
  min-height: 100dvh;
  line-height: 1.75;
  font-family: var(--font-body);
  font-size: var(--text-base);
  color: var(--color-text);
  background-color: var(--color-bg);
}

img, picture, video, canvas, svg { display: block; max-width: 100%; height: auto; }
ul[role="list"], ol[role="list"] { list-style: none; }
input, textarea, select { font: inherit; color: #1a1a1a; }
button { font: inherit; color: inherit; }
h1, h2, h3, h4, h5, h6 { text-wrap: balance; line-height: 1.3; }
p { text-wrap: pretty; }

::selection {
  background: rgba(201,169,110,0.3);
  color: var(--color-text);
}

:focus-visible {
  outline: 2px solid var(--color-accent);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

a, button, [role="button"], input, textarea, select {
  transition: color var(--transition),
              background var(--transition),
              border-color var(--transition),
              box-shadow var(--transition),
              transform var(--transition);
}

button { cursor: pointer; background: none; border: none; }

.sr-only {
  position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
  overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border-width: 0;
}

/* ===== LAYOUT ===== */
.container {
  width: 100%;
  max-width: var(--content-wide);
  margin: 0 auto;
  padding-inline: var(--space-6);
}

.section {
  padding-block: clamp(var(--space-16), 8vw, var(--space-24));
}

.section--light {
  background: var(--white);
}

.section--cream {
  background: var(--gold-50);
}

.section--navy {
  background: var(--navy-900);
  color: var(--color-text-light);
}

/* ===== SECTION HEADER ===== */
.section-header {
  text-align: center;
  margin-bottom: clamp(var(--space-10), 5vw, var(--space-16));
}

.section-tag {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--gold-600);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: var(--space-3);
  padding: var(--space-1) var(--space-4);
  background: var(--gold-100);
  border-radius: var(--radius-full);
}

.section-tag--light {
  color: var(--gold-400);
  background: rgba(201,169,110,0.15);
}

.section-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: var(--space-3);
}

.section-header--light .section-title {
  color: var(--white);
}

.section-subtitle {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  max-width: 600px;
  margin: 0 auto;
}

.section-header--light .section-subtitle {
  color: rgba(255,255,255,0.7);
}

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  font-family: var(--font-body);
  font-size: var(--text-sm);
  font-weight: 600;
  text-decoration: none;
  border: 2px solid transparent;
  border-radius: var(--radius-md);
  padding: var(--space-3) var(--space-6);
  cursor: pointer;
  white-space: nowrap;
  line-height: 1.4;
}

.btn-sm {
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-4);
}

.btn-lg {
  font-size: var(--text-base);
  padding: var(--space-4) var(--space-8);
  border-radius: var(--radius-lg);
}

.btn-full { width: 100%; }

.btn-primary {
  background: var(--navy-900);
  color: var(--white);
  border-color: var(--navy-900);
}
.btn-primary:hover {
  background: var(--navy-700);
  border-color: var(--navy-700);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-gold {
  background: var(--gold-500);
  color: var(--navy-900);
  border-color: var(--gold-500);
  font-weight: 700;
}
.btn-gold:hover {
  background: var(--gold-400);
  border-color: var(--gold-400);
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.btn-outline-light {
  background: transparent;
  color: var(--white);
  border-color: rgba(255,255,255,0.5);
}
.btn-outline-light:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--white);
}

/* ===== TOP BAR ===== */
.topbar {
  background: var(--navy-900);
  color: rgba(255,255,255,0.85);
  font-size: var(--text-xs);
  padding: var(--space-2) 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.topbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.topbar-left {
  display: flex;
  align-items: center;
  gap: var(--space-6);
}

.topbar-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.topbar-item strong {
  color: var(--gold-400);
  font-weight: 700;
}

.topbar-right {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.topbar-link {
  color: rgba(255,255,255,0.85);
  text-decoration: none;
  padding: var(--space-1) var(--space-3);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-sm);
}
.topbar-link:hover {
  background: rgba(255,255,255,0.1);
  border-color: var(--gold-400);
  color: var(--gold-400);
}

/* ===== HEADER ===== */
.header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(255,255,255,0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
  transition: box-shadow var(--transition);
}

.header--scrolled {
  box-shadow: var(--shadow-md);
}

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

.logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  text-decoration: none;
  flex-shrink: 0;
}

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

.logo-name {
  font-family: var(--font-display);
  font-size: clamp(1.125rem, 1rem + 0.5vw, 1.375rem);
  font-weight: 700;
  color: var(--navy-900);
  line-height: 1.2;
}

.logo-sub {
  font-size: 0.625rem;
  color: var(--color-text-muted);
  letter-spacing: 0.05em;
  line-height: 1.2;
}

/* Nav */
.nav-list {
  display: flex;
  align-items: center;
  gap: var(--space-1);
}

.nav-link {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--gray-700);
  text-decoration: none;
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
}
.nav-link:hover,
.nav-link.active {
  color: var(--navy-900);
  background: var(--navy-100);
}

.header-cta {
  display: inline-flex;
  align-items: center;
  background: var(--gold-500);
  color: var(--navy-900);
  font-size: var(--text-sm);
  font-weight: 700;
  text-decoration: none;
  padding: var(--space-2) var(--space-5);
  border-radius: var(--radius-md);
  flex-shrink: 0;
}
.header-cta:hover {
  background: var(--gold-400);
  transform: translateY(-1px);
  box-shadow: var(--shadow-sm);
}

/* Mobile Toggle */
.mobile-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: var(--space-2);
}
.mobile-toggle span {
  display: block;
  width: 24px;
  height: 2px;
  background: var(--navy-900);
  transition: transform var(--transition), opacity var(--transition);
}
.mobile-toggle.active span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-toggle.active span:nth-child(2) { opacity: 0; }
.mobile-toggle.active span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== HERO ===== */
.hero {
  position: relative;
  min-height: clamp(500px, 80vh, 700px);
  display: flex;
  align-items: center;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

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

.hero-overlay {
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg,
    rgba(11,42,74,0.88) 0%,
    rgba(11,42,74,0.75) 40%,
    rgba(11,42,74,0.6) 100%);
}

.hero-content {
  position: relative;
  z-index: 1;
  padding-block: var(--space-16);
  color: var(--white);
}

.hero-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 600;
  letter-spacing: 0.1em;
  padding: var(--space-2) var(--space-5);
  background: rgba(201,169,110,0.2);
  border: 1px solid rgba(201,169,110,0.4);
  border-radius: var(--radius-full);
  color: var(--gold-300);
  margin-bottom: var(--space-6);
}

.hero-title {
  font-family: var(--font-display);
  font-size: var(--text-2xl);
  font-weight: 900;
  line-height: 1.2;
  margin-bottom: var(--space-6);
  max-width: 700px;
}

.hero-desc {
  font-size: var(--text-base);
  line-height: 1.8;
  color: rgba(255,255,255,0.85);
  max-width: 620px;
  margin-bottom: var(--space-8);
}

.hero-actions {
  display: flex;
  gap: var(--space-4);
  flex-wrap: wrap;
  margin-bottom: var(--space-10);
}

.hero-stats {
  display: flex;
  gap: clamp(var(--space-6), 4vw, var(--space-12));
  flex-wrap: wrap;
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255,255,255,0.15);
}

.hero-stat-num {
  display: block;
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 900;
  color: var(--gold-400);
  line-height: 1.2;
}

.hero-stat-label {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.6);
}

/* ===== QUICK ENTRY ===== */
.quick-entry {
  position: relative;
  z-index: 2;
  margin-top: -48px;
  padding-bottom: var(--space-8);
}

.quick-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--space-5);
}

.quick-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--space-6) var(--space-4);
  background: var(--white);
  border-radius: var(--radius-lg);
  box-shadow: var(--shadow-lg);
  text-decoration: none;
  color: var(--color-text);
  border: 1px solid transparent;
}
.quick-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-xl);
  border-color: var(--gold-300);
}

.quick-icon {
  width: 64px;
  height: 64px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--navy-100);
  border-radius: 50%;
  margin-bottom: var(--space-4);
  color: var(--navy-900);
}

.quick-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: var(--space-1);
}

.quick-desc {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

/* ===== ABOUT ===== */
.about-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-12);
  align-items: center;
}

.about-image {
  border-radius: var(--radius-xl);
  overflow: hidden;
  box-shadow: var(--shadow-lg);
}

.about-image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  aspect-ratio: 4/3;
}

.about-lead {
  font-size: var(--text-lg);
  font-weight: 600;
  color: var(--navy-900);
  margin-bottom: var(--space-4);
  line-height: 1.6;
}

.about-content p {
  margin-bottom: var(--space-4);
  color: var(--gray-700);
}

.about-highlights {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
  margin: var(--space-6) 0;
}

.about-highlight {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--navy-900);
}

.about-highlight svg {
  flex-shrink: 0;
  color: var(--gold-500);
}

/* ===== PROGRAMS ===== */
.programs-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.program-card {
  position: relative;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  text-align: center;
  transition: transform var(--transition), background var(--transition);
}
.program-card:hover {
  background: rgba(255,255,255,0.12);
  transform: translateY(-4px);
}

.program-badge {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  font-size: 0.75rem;
  font-weight: 700;
  color: var(--navy-900);
  background: var(--gold-400);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.program-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 80px;
  height: 80px;
  background: rgba(201,169,110,0.15);
  border-radius: 50%;
  margin: 0 auto var(--space-5);
  color: var(--gold-400);
}

.program-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  margin-bottom: var(--space-3);
}

.program-desc {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-4);
  line-height: 1.7;
}

.program-tags {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-2);
  margin-bottom: var(--space-5);
}

.program-tags li {
  font-size: 0.8125rem;
  color: var(--gold-300);
  background: rgba(201,169,110,0.1);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  border: 1px solid rgba(201,169,110,0.2);
}

.programs-cta {
  text-align: center;
  margin-top: var(--space-10);
  padding-top: var(--space-8);
  border-top: 1px solid rgba(255,255,255,0.1);
}

.programs-cta p {
  font-size: var(--text-base);
  color: rgba(255,255,255,0.7);
  margin-bottom: var(--space-4);
}

/* ===== ADVANTAGES ===== */
.advantages-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
}

.advantage-card {
  padding: var(--space-8) var(--space-6);
  background: var(--gray-50);
  border-radius: var(--radius-xl);
  border: 1px solid var(--gray-200);
  transition: transform var(--transition), box-shadow var(--transition);
}
.advantage-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
}

.advantage-num {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 900;
  color: var(--gold-500);
  margin-bottom: var(--space-3);
}

.advantage-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: var(--space-3);
}

.advantage-desc {
  font-size: var(--text-sm);
  color: var(--gray-700);
  line-height: 1.7;
}

/* ===== PROCESS ===== */
.process-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-6);
  counter-reset: step;
}

.process-step {
  text-align: center;
  padding: var(--space-8) var(--space-6);
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-sm);
  border: 1px solid var(--gray-200);
  position: relative;
}

.process-num {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 56px;
  height: 56px;
  background: var(--navy-900);
  color: var(--gold-400);
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 900;
  border-radius: 50%;
  margin: 0 auto var(--space-4);
}

.process-title {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: var(--space-2);
}

.process-desc {
  font-size: var(--text-sm);
  color: var(--gray-700);
  line-height: 1.7;
}

.process-cta {
  text-align: center;
  margin-top: var(--space-10);
}

/* ===== FAQ ===== */
.faq-list {
  max-width: 800px;
  margin: 0 auto;
}

.faq-item {
  border: 1px solid var(--gray-200);
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-3);
  overflow: hidden;
  background: var(--white);
}

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-5) var(--space-6);
  font-size: var(--text-base);
  font-weight: 600;
  color: var(--navy-900);
  cursor: pointer;
  list-style: none;
}
.faq-question::-webkit-details-marker { display: none; }

.faq-question::after {
  content: '+';
  font-size: var(--text-lg);
  font-weight: 400;
  color: var(--gold-500);
  flex-shrink: 0;
  margin-left: var(--space-4);
  transition: transform var(--transition);
}

.faq-item[open] .faq-question::after {
  content: '−';
}

.faq-answer {
  padding: 0 var(--space-6) var(--space-5);
}

.faq-answer p {
  font-size: var(--text-sm);
  color: var(--gray-700);
  line-height: 1.8;
}

.faq-cta {
  text-align: center;
  margin-top: var(--space-8);
}

.faq-cta p {
  font-size: var(--text-base);
  color: var(--color-text-muted);
  margin-bottom: var(--space-3);
}

/* ===== CONTACT ===== */
.contact-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--space-6);
  max-width: 720px;
  margin: 0 auto var(--space-10);
}

.contact-card {
  text-align: center;
  padding: var(--space-8) var(--space-6);
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
}

.contact-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 72px;
  height: 72px;
  background: rgba(201,169,110,0.15);
  border-radius: 50%;
  margin: 0 auto var(--space-4);
  color: var(--gold-400);
}

.contact-title {
  font-size: var(--text-base);
  font-weight: 700;
  margin-bottom: var(--space-2);
}

.contact-detail {
  font-size: var(--text-lg);
  margin-bottom: var(--space-1);
}

.contact-detail strong {
  color: var(--gold-400);
}

.contact-sub {
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.6);
}

/* Social QR Section */
.social-qr-section {
  margin-top: var(--space-10);
  text-align: center;
}

.social-qr-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  color: var(--gold-400);
  margin-bottom: var(--space-6);
  letter-spacing: 0.03em;
}

.social-qr-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: var(--space-5);
  max-width: 780px;
  margin: 0 auto;
}

.social-qr-item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-2);
}

.social-qr-placeholder {
  width: 120px;
  height: 120px;
  background: rgba(255,255,255,0.08);
  border: 2px dashed rgba(255,255,255,0.2);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: rgba(255,255,255,0.4);
  font-size: var(--text-sm);
  transition: border-color 0.3s ease;
}

.social-qr-placeholder:hover {
  border-color: var(--gold-400);
}

.social-qr-item img {
  width: 120px;
  height: 120px;
  border-radius: var(--radius-lg);
  object-fit: cover;
  border: 2px solid rgba(255,255,255,0.15);
  transition: border-color 0.3s ease;
}

.social-qr-item img:hover {
  border-color: var(--gold-400);
}

.social-qr-label {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
  font-weight: 500;
}

/* Contact Form */
.contact-form-wrapper {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-10) var(--space-8);
  max-width: 720px;
  margin: 0 auto;
  box-shadow: var(--shadow-xl);
}

.form-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--navy-900);
  text-align: center;
  margin-bottom: var(--space-6);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-4);
  margin-bottom: var(--space-4);
}

.form-group label {
  display: block;
  font-size: var(--text-sm);
  font-weight: 600;
  color: var(--navy-900);
  margin-bottom: var(--space-2);
}

.form-group input,
.form-group select {
  width: 100%;
  padding: var(--space-3) var(--space-4);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-md);
  font-size: var(--text-base);
  color: #1a1a1a;
  background: #ffffff;
  -webkit-text-fill-color: #1a1a1a;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus {
  outline: none;
  border-color: var(--navy-500);
  box-shadow: 0 0 0 3px rgba(37,99,160,0.15);
  color: #1a1a1a;
  -webkit-text-fill-color: #1a1a1a;
}

.form-group input::placeholder {
  color: #999;
  -webkit-text-fill-color: #999;
}

.form-group select option {
  color: #1a1a1a;
  background: #ffffff;
}

.contact-form .btn {
  margin-top: var(--space-4);
}

.form-note {
  font-size: var(--text-xs);
  color: var(--gray-500);
  text-align: center;
  margin-top: var(--space-3);
}

/* ===== FOOTER ===== */
.footer {
  background: var(--gray-900);
  color: rgba(255,255,255,0.7);
  padding-top: var(--space-16);
}

.footer-top {
  display: grid;
  grid-template-columns: 1fr 2fr;
  gap: var(--space-12);
  padding-bottom: var(--space-10);
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-4);
}

.footer-brand-name {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--white);
}

.footer-brand-desc {
  font-size: var(--text-sm);
  line-height: 1.7;
}

.footer-links {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--space-8);
}

.footer-col h4 {
  font-size: var(--text-sm);
  font-weight: 700;
  color: var(--white);
  margin-bottom: var(--space-4);
}

.footer-col li {
  margin-bottom: var(--space-2);
  font-size: var(--text-xs);
}

.footer-col a {
  color: rgba(255,255,255,0.6);
  text-decoration: none;
}
.footer-col a:hover {
  color: var(--gold-400);
}

/* Trust Bar */
.footer-trust {
  padding: var(--space-6) 0;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.trust-items {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-6);
}

.trust-item {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.5);
}

.trust-item svg {
  color: var(--gold-500);
  flex-shrink: 0;
}

/* Footer Bottom */
.footer-bottom {
  padding: var(--space-5) 0;
  text-align: center;
  font-size: var(--text-xs);
  color: rgba(255,255,255,0.4);
}

.footer-pplx {
  margin-top: var(--space-2);
}

.footer-pplx a {
  color: rgba(255,255,255,0.3);
  text-decoration: none;
}
.footer-pplx a:hover {
  color: rgba(255,255,255,0.6);
}

/* ===== FLOATING CTA ===== */
.floating-cta {
  position: fixed;
  bottom: var(--space-6);
  right: calc(var(--space-6) + 72px);
  z-index: 90;
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.3s ease, transform 0.3s ease;
  pointer-events: none;
}

.floating-cta.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.floating-btn {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-5);
  border-radius: var(--radius-full);
  text-decoration: none;
  font-size: var(--text-sm);
  font-weight: 600;
  box-shadow: var(--shadow-lg);
  white-space: nowrap;
}

.floating-btn--phone {
  background: var(--gold-500);
  color: var(--navy-900);
}
.floating-btn--phone:hover {
  background: var(--gold-400);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.floating-btn--consult {
  background: var(--navy-900);
  color: var(--white);
}
.floating-btn--consult:hover {
  background: var(--navy-700);
  transform: translateY(-2px);
  box-shadow: var(--shadow-xl);
}

.floating-btn svg {
  flex-shrink: 0;
}

/* ===== RESPONSIVE ===== */

/* Tablet */
@media (max-width: 1024px) {
  .nav { display: none; }
  .header-cta { display: none; }
  .mobile-toggle { display: flex; }

  /* Mobile nav overlay */
  .nav.open {
    display: flex;
    position: fixed;
    inset: 0;
    top: 72px;
    height: calc(100dvh - 72px);
    background: var(--white);
    z-index: 101;
    padding: var(--space-6);
    flex-direction: column;
    overflow-y: auto;
    border-top: 1px solid var(--gray-200);
    box-shadow: var(--shadow-lg);
  }
  .nav.open .nav-list {
    flex-direction: column;
    gap: var(--space-2);
    width: 100%;
  }
  .nav.open .nav-link {
    display: block;
    padding: var(--space-4);
    font-size: var(--text-base);
    border-bottom: 1px solid var(--gray-100);
    border-radius: 0;
  }

  .programs-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .advantages-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .about-grid {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .footer-top {
    grid-template-columns: 1fr;
    gap: var(--space-8);
  }

  .social-qr-grid {
    grid-template-columns: repeat(3, 1fr);
    max-width: 480px;
  }
}

/* Mobile */
@media (max-width: 640px) {
  .topbar-item--hide-mobile { display: none; }
  .topbar-right { display: none; }

  .header-inner { height: 60px; }
  html { scroll-padding-top: 70px; }

  .hero {
    min-height: auto;
    padding-block: 0;
  }
  .hero-content {
    padding-block: var(--space-12);
  }
  .hero-title {
    font-size: clamp(1.625rem, 1.2rem + 2vw, 2.5rem);
  }
  .hero-actions {
    flex-direction: column;
  }
  .hero-actions .btn {
    width: 100%;
    justify-content: center;
  }
  .hero-stats {
    gap: var(--space-6);
    justify-content: space-between;
  }

  .quick-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-3);
  }
  .quick-entry {
    margin-top: -32px;
  }
  .quick-card {
    padding: var(--space-4) var(--space-3);
  }
  .quick-icon {
    width: 48px;
    height: 48px;
    margin-bottom: var(--space-2);
  }
  .quick-icon svg { width: 24px; height: 24px; }
  .quick-title { font-size: var(--text-sm); }

  .programs-grid,
  .advantages-grid,
  .process-grid,
  .contact-grid {
    grid-template-columns: 1fr;
  }

  .form-row {
    grid-template-columns: 1fr;
  }

  .contact-form-wrapper {
    padding: var(--space-6) var(--space-5);
  }

  .social-qr-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-3);
    max-width: 360px;
  }

  .social-qr-item img {
    width: 90px;
    height: 90px;
  }

  .social-qr-label {
    font-size: var(--text-xs);
  }

  .footer-links {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .trust-items {
    flex-direction: column;
    align-items: center;
    gap: var(--space-3);
  }

  .floating-cta {
    bottom: var(--space-4);
    right: var(--space-4);
  }
  .floating-label { display: none; }
  .floating-btn {
    width: 52px;
    height: 52px;
    border-radius: 50%;
    padding: 0;
    justify-content: center;
  }

  .about-highlights {
    grid-template-columns: 1fr;
  }

  .nav.open {
    top: 60px;
    height: calc(100dvh - 60px);
  }
}

/* ===== SCROLL REVEAL ANIMATIONS ===== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1),
              transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

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

/* ===== RADIUS FULL (for pills / badges) ===== */
:root {
  --radius-full: 9999px;
}

/* ===== PROGRAM FILTER TABS ===== */
.program-filters {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: var(--space-3);
  margin-bottom: var(--space-8);
}

.filter-btn {
  font-size: var(--text-sm);
  font-weight: 600;
  color: rgba(255,255,255,0.65);
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.15);
  border-radius: var(--radius-full);
  padding: var(--space-2) var(--space-5);
  cursor: pointer;
  transition: all var(--transition);
}

.filter-btn:hover {
  color: var(--white);
  background: rgba(255,255,255,0.15);
  border-color: rgba(255,255,255,0.3);
}

.filter-btn.active {
  color: var(--navy-900);
  background: var(--gold-500);
  border-color: var(--gold-500);
}

/* Program card filter transition */
.program-card {
  transition: transform var(--transition), background var(--transition), opacity 0.3s ease, display 0s;
}

/* ===== TESTIMONIAL CAROUSEL ===== */
.testimonial-carousel {
  position: relative;
  overflow: hidden;
}

.testimonial-track {
  display: flex;
  gap: 24px;
  transition: transform 0.5s cubic-bezier(0.16, 1, 0.3, 1);
}

.testimonial-card {
  flex: 0 0 calc(33.333% - 16px);
  min-width: 0;
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-8) var(--space-6);
  box-shadow: var(--shadow-md);
  border: 1px solid var(--gray-200);
}

.testimonial-stars {
  color: var(--gold-500);
  font-size: 1.25rem;
  letter-spacing: 2px;
  margin-bottom: var(--space-4);
}

.testimonial-text {
  font-size: var(--text-sm);
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: var(--space-5);
  font-style: italic;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-3);
}

.testimonial-avatar {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--navy-900);
  color: var(--gold-400);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-display);
  font-size: var(--text-base);
  font-weight: 700;
  flex-shrink: 0;
}

.testimonial-name {
  font-size: var(--text-sm);
  color: var(--navy-900);
  display: block;
}

.testimonial-role {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
}

.testimonial-result {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--gold-600);
  background: var(--gold-100);
  padding: var(--space-2) var(--space-3);
  border-radius: var(--radius-md);
  display: inline-block;
}

/* Carousel Controls */
.carousel-controls {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-4);
  margin-top: var(--space-8);
}

.carousel-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--white);
  border: 1px solid var(--gray-300);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  color: var(--navy-900);
  transition: all var(--transition);
  box-shadow: var(--shadow-sm);
}

.carousel-btn:hover {
  background: var(--navy-900);
  color: var(--white);
  border-color: var(--navy-900);
}

.carousel-dots {
  display: flex;
  gap: var(--space-2);
}

.carousel-dot {
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--gray-300);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  padding: 0;
}

.carousel-dot.active {
  background: var(--gold-500);
  width: 28px;
  border-radius: var(--radius-full);
}

/* ===== PROGRAM DETAIL MODAL ===== */
.modal-overlay {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(11,42,74,0.7);
  backdrop-filter: blur(6px);
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--space-6);
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.modal-overlay.active {
  opacity: 1;
  pointer-events: all;
}

.modal {
  background: var(--white);
  border-radius: var(--radius-xl);
  max-width: 720px;
  width: 100%;
  max-height: 85vh;
  overflow-y: auto;
  position: relative;
  padding: var(--space-10) var(--space-8);
  box-shadow: var(--shadow-xl);
  transform: translateY(20px) scale(0.97);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.modal-overlay.active .modal {
  transform: translateY(0) scale(1);
}

.modal-close {
  position: absolute;
  top: var(--space-4);
  right: var(--space-4);
  width: 40px;
  height: 40px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-600);
  background: var(--gray-100);
  border: none;
  cursor: pointer;
  transition: all var(--transition);
  z-index: 1;
}

.modal-close:hover {
  background: var(--gray-200);
  color: var(--navy-900);
}

.modal-content {}

.modal-badge {
  display: inline-block;
  font-size: var(--text-xs);
  font-weight: 700;
  color: var(--navy-900);
  background: var(--gold-400);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
  margin-bottom: var(--space-3);
}

.modal-title {
  font-family: var(--font-display);
  font-size: var(--text-xl);
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: var(--space-4);
}

.modal-intro {
  font-size: var(--text-sm);
  color: var(--gray-700);
  line-height: 1.8;
  margin-bottom: var(--space-6);
  padding-bottom: var(--space-6);
  border-bottom: 1px solid var(--gray-200);
}

.modal-section {
  margin-bottom: var(--space-6);
}

.modal-section h3 {
  font-size: var(--text-base);
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: var(--space-4);
  padding-bottom: var(--space-2);
  border-bottom: 2px solid var(--gold-500);
  display: inline-block;
}

.modal-features {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--space-3);
}

.modal-feature {
  display: flex;
  flex-direction: column;
  padding: var(--space-3) var(--space-4);
  background: var(--gray-50);
  border-radius: var(--radius-md);
  border-left: 3px solid var(--gold-500);
}

.modal-feature-label {
  font-size: var(--text-xs);
  font-weight: 600;
  color: var(--color-text-muted);
  margin-bottom: var(--space-1);
}

.modal-feature-value {
  font-size: var(--text-sm);
  font-weight: 500;
  color: var(--navy-900);
}

.modal-schools {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.modal-school {
  font-size: var(--text-xs);
  font-weight: 500;
  color: var(--navy-700);
  background: var(--navy-100);
  padding: var(--space-1) var(--space-3);
  border-radius: var(--radius-full);
}

.modal-advantages {
  list-style: none;
  display: grid;
  gap: var(--space-2);
}

.modal-advantages li {
  font-size: var(--text-sm);
  color: var(--gray-700);
  padding-left: var(--space-6);
  position: relative;
  line-height: 1.7;
}

.modal-advantages li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--gold-500);
  font-weight: 700;
}

.modal-process {
  font-size: var(--text-sm);
  color: var(--gray-700);
  background: var(--navy-50);
  padding: var(--space-4);
  border-radius: var(--radius-md);
  line-height: 1.8;
}

.modal-cta {
  text-align: center;
  margin-top: var(--space-8);
  padding-top: var(--space-6);
  border-top: 1px solid var(--gray-200);
}

.modal-cta-note {
  font-size: var(--text-xs);
  color: var(--color-text-muted);
  margin-top: var(--space-3);
}

/* ===== CHAT WIDGET ===== */
.chat-widget {
  position: fixed;
  bottom: var(--space-6);
  right: var(--space-6);
  z-index: 150;
}

.chat-window {
  position: absolute;
  bottom: 72px;
  right: 0;
  width: 380px;
  background: var(--white);
  border-radius: var(--radius-xl);
  box-shadow: var(--shadow-xl);
  overflow: hidden;
  opacity: 0;
  transform: translateY(16px) scale(0.95);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
  display: flex;
  flex-direction: column;
  max-height: 500px;
}

.chat-open .chat-window {
  opacity: 1;
  transform: translateY(0) scale(1);
  pointer-events: all;
}

.chat-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: var(--space-4) var(--space-5);
  background: var(--navy-900);
  color: var(--white);
}

.chat-header-info {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

.chat-header-info strong {
  font-size: var(--text-sm);
  display: block;
}

.chat-avatar-sm {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gold-500);
  color: var(--navy-900);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 0.875rem;
  flex-shrink: 0;
}

.chat-status {
  font-size: 0.75rem;
  color: #4caf50;
}

.chat-minimize {
  color: rgba(255,255,255,0.7);
  padding: var(--space-1);
  cursor: pointer;
  background: none;
  border: none;
}

.chat-minimize:hover {
  color: var(--white);
}

.chat-messages {
  flex: 1;
  overflow-y: auto;
  padding: var(--space-4) var(--space-4);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  min-height: 280px;
  max-height: 340px;
  background: var(--gray-50);
}

.chat-msg {
  display: flex;
  flex-direction: column;
  max-width: 85%;
}

.chat-msg--bot {
  align-self: flex-start;
}

.chat-msg--user {
  align-self: flex-end;
}

.chat-msg-bubble {
  font-size: var(--text-xs);
  line-height: 1.7;
  padding: var(--space-3) var(--space-4);
  border-radius: var(--radius-lg);
  word-break: break-word;
}

.chat-msg--bot .chat-msg-bubble {
  background: var(--white);
  color: var(--gray-800);
  border: 1px solid var(--gray-200);
  border-bottom-left-radius: var(--radius-sm);
}

.chat-msg--user .chat-msg-bubble {
  background: var(--navy-900);
  color: var(--white);
  border-bottom-right-radius: var(--radius-sm);
}

.chat-msg-time {
  font-size: 0.6875rem;
  color: var(--gray-400);
  margin-top: var(--space-1);
}

.chat-msg--user .chat-msg-time {
  text-align: right;
}

/* Typing indicator */
.typing-indicator {
  display: flex;
  gap: 4px;
  align-items: center;
  padding: var(--space-3) var(--space-4);
}

.typing-indicator span {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--gray-400);
  animation: typing 1.2s ease-in-out infinite;
}

.typing-indicator span:nth-child(2) { animation-delay: 0.2s; }
.typing-indicator span:nth-child(3) { animation-delay: 0.4s; }

@keyframes typing {
  0%, 100% { opacity: 0.4; transform: scale(0.8); }
  50% { opacity: 1; transform: scale(1); }
}

/* Quick replies */
.chat-quick-replies {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
  padding: var(--space-2) 0;
}

.chat-quick-btn {
  font-size: 0.75rem;
  font-weight: 500;
  color: var(--navy-700);
  background: var(--white);
  border: 1px solid var(--navy-400);
  border-radius: var(--radius-full);
  padding: var(--space-1) var(--space-3);
  cursor: pointer;
  transition: all var(--transition);
  white-space: nowrap;
}

.chat-quick-btn:hover {
  background: var(--navy-100);
  color: var(--navy-900);
}

/* Chat input */
.chat-input-area {
  display: flex;
  align-items: center;
  gap: var(--space-2);
  padding: var(--space-3) var(--space-4);
  border-top: 1px solid var(--gray-200);
  background: var(--white);
}

.chat-input {
  flex: 1;
  font-size: var(--text-xs);
  padding: var(--space-2) var(--space-3);
  border: 1px solid var(--gray-300);
  border-radius: var(--radius-full);
  background: var(--gray-50);
  outline: none;
}

.chat-input:focus {
  border-color: var(--navy-500);
  box-shadow: 0 0 0 2px rgba(37,99,160,0.12);
}

.chat-send {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--gold-500);
  color: var(--navy-900);
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  flex-shrink: 0;
  transition: all var(--transition);
}

.chat-send:hover {
  background: var(--gold-400);
  transform: scale(1.05);
}

/* Chat toggle button */
.chat-toggle {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background: var(--navy-900);
  color: var(--white);
  display: flex;
  align-items: center;
  justify-content: center;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-lg);
  position: relative;
  transition: all var(--transition);
}

.chat-toggle:hover {
  background: var(--navy-700);
  transform: scale(1.05);
}

.chat-toggle-icon--close {
  display: none;
}

.chat-open .chat-toggle-icon--open {
  display: none;
}

.chat-open .chat-toggle-icon--close {
  display: block;
}

.chat-badge {
  position: absolute;
  top: -4px;
  right: -4px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: #e53935;
  color: var(--white);
  font-size: 0.75rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  border: 2px solid var(--white);
}

/* ===== BACK TO TOP BUTTON ===== */
.back-to-top {
  position: fixed;
  bottom: var(--space-6);
  left: var(--space-6);
  z-index: 90;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--white);
  color: var(--navy-900);
  border: 1px solid var(--gray-300);
  box-shadow: var(--shadow-md);
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
  transition: opacity 0.3s ease, transform 0.3s ease, background var(--transition);
}

.back-to-top.visible {
  opacity: 1;
  transform: translateY(0);
  pointer-events: all;
}

.back-to-top:hover {
  background: var(--navy-900);
  color: var(--white);
  border-color: var(--navy-900);
}

/* ===== MOBILE NAV CTA ===== */
.nav-mobile-cta {
  display: none;
}

/* ===== CONTACT QR CODE ===== */
.contact-qr {
  width: 160px;
  height: 160px;
  margin: 0 auto var(--space-4);
  border-radius: var(--radius-lg);
  overflow: hidden;
  background: var(--white);
  padding: 8px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}

.contact-qr img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-md);
}

/* ===== WECHAT QR POPUP ===== */
.qr-popup {
  position: fixed;
  inset: 0;
  z-index: 200;
  background: rgba(11,42,74,0.6);
  backdrop-filter: blur(4px);
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
}

.qr-popup.active {
  opacity: 1;
  pointer-events: all;
}

.qr-popup-card {
  background: var(--white);
  border-radius: var(--radius-xl);
  padding: var(--space-8);
  text-align: center;
  box-shadow: var(--shadow-xl);
  position: relative;
  transform: translateY(16px) scale(0.95);
  transition: transform 0.3s cubic-bezier(0.16, 1, 0.3, 1);
}

.qr-popup.active .qr-popup-card {
  transform: translateY(0) scale(1);
}

.qr-popup-close {
  position: absolute;
  top: var(--space-3);
  right: var(--space-3);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--gray-500);
  background: var(--gray-100);
  border: none;
  cursor: pointer;
}

.qr-popup-close:hover {
  background: var(--gray-200);
  color: var(--navy-900);
}

.qr-popup-card img {
  border-radius: var(--radius-lg);
  margin-bottom: var(--space-4);
}

.qr-popup-title {
  font-family: var(--font-display);
  font-size: var(--text-lg);
  font-weight: 700;
  color: var(--navy-900);
  margin-bottom: var(--space-1);
}

.qr-popup-sub {
  font-size: var(--text-sm);
  color: var(--color-text-muted);
}

/* ===== FORM VALIDATION STATES ===== */
.input-error {
  border-color: #e53935 !important;
  box-shadow: 0 0 0 3px rgba(229,57,53,0.12) !important;
}

.input-valid {
  border-color: #2e7d32 !important;
  box-shadow: 0 0 0 3px rgba(46,125,50,0.12) !important;
}

.form-error {
  display: block;
  font-size: 0.8125rem;
  color: #e53935;
  margin-top: var(--space-1);
  font-weight: 500;
}

/* ===== RESPONSIVE: NEW COMPONENTS ===== */

/* Tablet */
@media (max-width: 1024px) {
  .testimonial-card {
    flex: 0 0 calc(50% - 12px);
  }

  .modal {
    padding: var(--space-8) var(--space-6);
  }

  .modal-features {
    grid-template-columns: 1fr;
  }

  .nav-mobile-cta {
    display: flex;
    width: 100%;
    margin-top: var(--space-4);
    text-align: center;
    justify-content: center;
  }
}

/* Mobile */
@media (max-width: 640px) {
  .testimonial-card {
    flex: 0 0 calc(100% - 0px);
  }

  .carousel-controls {
    margin-top: var(--space-5);
  }

  .filter-btn {
    font-size: var(--text-xs);
    padding: var(--space-1) var(--space-3);
  }

  .modal {
    padding: var(--space-6) var(--space-4);
    max-height: 90vh;
    border-radius: var(--radius-lg);
  }

  .modal-title {
    font-size: var(--text-lg);
  }

  .chat-widget {
    bottom: var(--space-4);
    right: var(--space-4);
  }

  .chat-window {
    width: calc(100vw - 2rem);
    right: -8px;
    bottom: 68px;
    max-height: 420px;
  }

  .chat-messages {
    min-height: 220px;
    max-height: 280px;
  }

  .back-to-top {
    bottom: var(--space-4);
    left: var(--space-4);
    width: 44px;
    height: 44px;
  }

  /* Move floating CTA up to avoid chat toggle overlap */
  .floating-cta {
    bottom: 80px;
    right: var(--space-4);
  }
}