/* ============================================================
   StarThink Clinic — Premium Medical Website
   CSS Design System
   ============================================================ */

/* ── 1. CSS Variables (Design Tokens) ── */
:root {
  /* Colors */
  --clr-primary:     #1a6fa8;
  --clr-primary-dk:  #12527d;
  --clr-primary-lt:  #e8f4fd;
  --clr-accent:      #27ae60;
  --clr-accent-lt:   #e8f8f0;
  --clr-white:       #ffffff;
  --clr-bg:          #f8fafc;
  --clr-surface:     #ffffff;
  --clr-border:      #e2e8f0;
  --clr-text:        #1e293b;
  --clr-text-muted:  #64748b;
  --clr-text-light:  #94a3b8;
  --clr-danger:      #e53e3e;
  --clr-warning:     #d69e2e;

  /* Gradients */
  --grad-hero:       linear-gradient(135deg, #1a6fa8 0%, #0d4f7c 50%, #27ae60 100%);
  --grad-card:       linear-gradient(145deg, #ffffff 0%, #f0f7ff 100%);
  --grad-accent:     linear-gradient(135deg, #27ae60, #1a9c50);

  /* Typography */
  --font-sans:       'Inter', 'Segoe UI', system-ui, -apple-system, sans-serif;
  --font-heading:    'Poppins', 'Segoe UI', system-ui, sans-serif;

  --text-xs:    0.75rem;
  --text-sm:    0.875rem;
  --text-base:  1rem;
  --text-md:    1.125rem;
  --text-lg:    1.25rem;
  --text-xl:    1.5rem;
  --text-2xl:   2rem;
  --text-3xl:   2.5rem;
  --text-4xl:   3rem;
  --text-5xl:   3.75rem;

  --fw-normal:  400;
  --fw-medium:  500;
  --fw-semi:    600;
  --fw-bold:    700;
  --fw-xbold:   800;

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

  /* Borders & Shadows */
  --radius-sm:   0.375rem;
  --radius-md:   0.75rem;
  --radius-lg:   1rem;
  --radius-xl:   1.5rem;
  --radius-full: 9999px;

  --shadow-sm:  0 1px 3px rgba(0,0,0,0.08), 0 1px 2px rgba(0,0,0,0.05);
  --shadow-md:  0 4px 16px rgba(0,0,0,0.08), 0 2px 6px rgba(0,0,0,0.05);
  --shadow-lg:  0 10px 40px rgba(0,0,0,0.10), 0 4px 12px rgba(0,0,0,0.06);
  --shadow-xl:  0 20px 60px rgba(0,0,0,0.12), 0 8px 20px rgba(0,0,0,0.08);
  --shadow-card: 0 2px 20px rgba(26,111,168,0.08);

  /* Transitions */
  --ease-fast:   150ms ease;
  --ease-normal: 250ms ease;
  --ease-slow:   400ms ease;

  /* Layout */
  --container:   1200px;
  --nav-height:  72px;
}

/* Dark Mode */
[data-theme="dark"] {
  --clr-bg:       #0f1623;
  --clr-surface:  #1a2332;
  --clr-border:   #2d3a4f;
  --clr-text:     #e2e8f0;
  --clr-text-muted: #94a3b8;
  --clr-primary-lt: #1a2d42;
  --clr-accent-lt:  #1a2e22;
  --grad-card:    linear-gradient(145deg, #1a2332 0%, #1a2940 100%);
  --shadow-card:  0 2px 20px rgba(0,0,0,0.3);
}

/* ── 2. Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  font-size: var(--text-base);
  color: var(--clr-text);
  background: var(--clr-bg);
  line-height: 1.6;
  overflow-x: hidden;
  transition: background var(--ease-slow), color var(--ease-slow);
}

img { display: block; max-width: 100%; height: auto; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; }

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: var(--fw-bold);
  line-height: 1.2;
  color: var(--clr-text);
}

/* ── 3. Utility Classes ── */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--sp-6);
}

.section { padding: var(--sp-20) 0; }
.section-sm { padding: var(--sp-12) 0; }
.section-lg { padding: var(--sp-32) 0; }

.text-center { text-align: center; }
.text-primary { color: var(--clr-primary); }
.text-accent { color: var(--clr-accent); }
.text-muted { color: var(--clr-text-muted); }

.badge {
  display: inline-block;
  padding: var(--sp-1) var(--sp-3);
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
  font-size: var(--text-xs);
  font-weight: var(--fw-semi);
  border-radius: var(--radius-full);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.badge-accent {
  background: var(--clr-accent-lt);
  color: var(--clr-accent);
}

/* Section Header */
.section-label {
  display: inline-block;
  font-size: var(--text-sm);
  font-weight: var(--fw-semi);
  color: var(--clr-primary);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: var(--sp-3);
}

.section-title {
  font-size: clamp(var(--text-2xl), 4vw, var(--text-3xl));
  font-weight: var(--fw-xbold);
  margin-bottom: var(--sp-4);
}

.section-subtitle {
  font-size: var(--text-md);
  color: var(--clr-text-muted);
  max-width: 560px;
  line-height: 1.7;
}

.section-header {
  margin-bottom: var(--sp-16);
}

.section-header.centered {
  text-align: center;
}

.section-header.centered .section-subtitle {
  margin: 0 auto;
}

/* ── 4. Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: var(--sp-3) var(--sp-6);
  font-size: var(--text-sm);
  font-weight: var(--fw-semi);
  border-radius: var(--radius-full);
  transition: all var(--ease-normal);
  white-space: nowrap;
}

.btn-primary {
  background: var(--clr-primary);
  color: var(--clr-white);
  box-shadow: 0 4px 14px rgba(26,111,168,0.3);
}
.btn-primary:hover {
  background: var(--clr-primary-dk);
  box-shadow: 0 6px 20px rgba(26,111,168,0.4);
  transform: translateY(-1px);
}

.btn-accent {
  background: var(--clr-accent);
  color: var(--clr-white);
  box-shadow: 0 4px 14px rgba(39,174,96,0.3);
}
.btn-accent:hover {
  background: #219653;
  box-shadow: 0 6px 20px rgba(39,174,96,0.4);
  transform: translateY(-1px);
}

.btn-outline {
  border: 2px solid var(--clr-primary);
  color: var(--clr-primary);
  background: transparent;
}
.btn-outline:hover {
  background: var(--clr-primary);
  color: var(--clr-white);
  transform: translateY(-1px);
}

.btn-ghost {
  color: var(--clr-white);
  border: 2px solid rgba(255,255,255,0.5);
}
.btn-ghost:hover {
  background: rgba(255,255,255,0.15);
  border-color: white;
}

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

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

/* ── 5. Navbar ── */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  background: rgba(255,255,255,0.95);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid transparent;
  transition: all var(--ease-normal);
}

[data-theme="dark"] .navbar {
  background: rgba(15,22,35,0.95);
}

.navbar.scrolled {
  border-bottom-color: var(--clr-border);
  box-shadow: var(--shadow-sm);
}

/* Hidden by default — only shown in mobile breakpoint */
.nav-mobile { display: none; }

.nav-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

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

.nav-logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}

.nav-logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav-logo-text strong {
  font-family: var(--font-heading);
  font-size: var(--text-md);
  font-weight: var(--fw-bold);
  color: var(--clr-primary);
}

.nav-logo-text span {
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  font-weight: var(--fw-medium);
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 2px;
}

.nav-link {
  padding: var(--sp-2) 10px;
  font-size: 0.8rem;
  font-weight: var(--fw-medium);
  color: var(--clr-text-muted);
  border-radius: var(--radius-sm);
  transition: all var(--ease-fast);
  position: relative;
  white-space: nowrap;
}

.nav-link:hover,
.nav-link.active {
  color: var(--clr-primary);
  background: var(--clr-primary-lt);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  flex-shrink: 0;
}

/* Language Switcher */
.lang-switcher {
  display: flex;
  align-items: center;
  gap: var(--sp-1);
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  padding: var(--sp-1);
}

.lang-btn {
  padding: 4px var(--sp-3);
  font-size: var(--text-xs);
  font-weight: var(--fw-semi);
  color: var(--clr-text-muted);
  border-radius: var(--radius-full);
  transition: all var(--ease-fast);
}

.lang-btn.active {
  background: var(--clr-primary);
  color: white;
}

/* Theme Toggle */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  background: var(--clr-bg);
  border: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-muted);
  transition: all var(--ease-fast);
  font-size: 1rem;
}

.theme-toggle:hover {
  background: var(--clr-primary-lt);
  color: var(--clr-primary);
  border-color: var(--clr-primary);
}

/* Mobile Menu Toggle */
.nav-toggle {
  display: none;
  width: 36px;
  height: 36px;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  border-radius: var(--radius-sm);
  transition: all var(--ease-fast);
}

.nav-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--clr-text);
  border-radius: 2px;
  transition: all var(--ease-normal);
}

.nav-toggle.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-toggle.open span:nth-child(2) { opacity: 0; }
.nav-toggle.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* Scroll Progress */
.scroll-progress {
  position: fixed;
  top: 0;
  left: 0;
  height: 3px;
  background: var(--grad-accent);
  z-index: 1100;
  width: 0%;
  transition: width 100ms linear;
}

/* ── 6. Hero Section ── */
.hero {
  min-height: 100vh;
  background: var(--grad-hero);
  position: relative;
  display: flex;
  align-items: center;
  overflow: hidden;
  padding-top: var(--nav-height);
}

.hero-bg {
  position: absolute;
  inset: 0;
  overflow: hidden;
}

.hero-circle {
  position: absolute;
  border-radius: 50%;
  background: rgba(255,255,255,0.04);
}

.hero-circle-1 {
  width: 600px; height: 600px;
  top: -200px; right: -100px;
}

.hero-circle-2 {
  width: 400px; height: 400px;
  bottom: -100px; left: -50px;
  background: rgba(39,174,96,0.08);
}

.hero-circle-3 {
  width: 200px; height: 200px;
  top: 30%; right: 20%;
  background: rgba(255,255,255,0.06);
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-16);
  align-items: center;
  padding: var(--sp-20) 0;
}

.hero-content { color: white; }

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  background: rgba(255,255,255,0.12);
  border: 1px solid rgba(255,255,255,0.2);
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  margin-bottom: var(--sp-6);
  backdrop-filter: blur(8px);
}

.hero-badge span { color: rgba(255,255,255,0.7); }
.hero-badge strong { color: white; }

.hero-title {
  font-size: clamp(2.2rem, 5vw, 3.5rem);
  font-weight: var(--fw-xbold);
  line-height: 1.1;
  margin-bottom: var(--sp-6);
}

.hero-title .highlight {
  background: linear-gradient(135deg, #7dd3fc, #86efac);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.hero-desc {
  font-size: var(--text-md);
  color: rgba(255,255,255,0.8);
  line-height: 1.7;
  margin-bottom: var(--sp-8);
  max-width: 480px;
}

.hero-cta {
  display: flex;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.hero-stats {
  display: flex;
  gap: var(--sp-8);
  margin-top: var(--sp-12);
  padding-top: var(--sp-8);
  border-top: 1px solid rgba(255,255,255,0.15);
}

.hero-stat-num {
  font-size: var(--text-2xl);
  font-weight: var(--fw-xbold);
  color: white;
  line-height: 1;
}

.hero-stat-label {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.65);
  margin-top: var(--sp-1);
}

/* Hero Visual */
.hero-visual {
  position: relative;
  display: flex;
  justify-content: center;
}

.hero-card-main {
  background: rgba(255,255,255,0.12);
  backdrop-filter: blur(20px);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: var(--radius-xl);
  padding: var(--sp-8);
  width: 340px;
  animation: float 6s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-12px); }
}

.hero-card-avatar {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(255,255,255,0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.8rem;
  margin-bottom: var(--sp-4);
}

.hero-card-name {
  color: white;
  font-size: var(--text-md);
  font-weight: var(--fw-bold);
  margin-bottom: var(--sp-1);
}

.hero-card-role {
  color: rgba(255,255,255,0.65);
  font-size: var(--text-sm);
  margin-bottom: var(--sp-5);
}

.hero-card-stats {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-3);
}

.hero-card-stat {
  background: rgba(255,255,255,0.1);
  border-radius: var(--radius-md);
  padding: var(--sp-3);
  text-align: center;
}

.hero-card-stat-val {
  color: white;
  font-weight: var(--fw-bold);
  font-size: var(--text-md);
}

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

/* Floating mini-cards */
.hero-float-card {
  position: absolute;
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--sp-3) var(--sp-4);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text);
  white-space: nowrap;
}

.hero-float-card-icon {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.1rem;
}

.hero-float-1 { top: 10%; right: -20px; animation: float 5s ease-in-out 1s infinite; }
.hero-float-2 { bottom: 15%; left: -30px; animation: float 5s ease-in-out 2s infinite; }

/* ── 7. Cards ── */
.card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  transition: all var(--ease-normal);
  overflow: hidden;
}

.card:hover {
  box-shadow: var(--shadow-lg);
  border-color: transparent;
  transform: translateY(-4px);
}

.card-body { padding: var(--sp-6); }

/* Service Cards */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: var(--sp-6);
}

.service-card {
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  padding: var(--sp-8);
  transition: all var(--ease-normal);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: var(--grad-accent);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--ease-normal);
}

.service-card:hover::before { transform: scaleX(1); }

.service-card:hover {
  box-shadow: var(--shadow-card);
  border-color: var(--clr-primary-lt);
  transform: translateY(-4px);
}

.service-icon {
  width: 56px;
  height: 56px;
  border-radius: var(--radius-md);
  background: var(--clr-primary-lt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.6rem;
  margin-bottom: var(--sp-5);
  transition: all var(--ease-normal);
}

.service-card:hover .service-icon {
  background: var(--clr-primary);
  transform: scale(1.05);
}

.service-title {
  font-size: var(--text-lg);
  font-weight: var(--fw-bold);
  margin-bottom: var(--sp-3);
}

.service-desc {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.7;
  margin-bottom: var(--sp-5);
}

.service-link {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-sm);
  font-weight: var(--fw-semi);
  color: var(--clr-primary);
  transition: gap var(--ease-fast);
}

.service-link:hover { gap: var(--sp-3); }

/* Doctor Cards */
.doctors-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: var(--sp-6);
}

.doctor-card {
  background: var(--clr-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--clr-border);
  overflow: hidden;
  transition: all var(--ease-normal);
  cursor: pointer;
}

.doctor-card:hover {
  box-shadow: var(--shadow-lg);
  transform: translateY(-6px);
}

.doctor-card-img {
  height: 220px;
  background: var(--grad-hero);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 4rem;
  position: relative;
  overflow: hidden;
}

.doctor-card-img img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  position: absolute;
  inset: 0;
}

.doctor-card-body {
  padding: var(--sp-5);
}

.doctor-specialty {
  font-size: var(--text-xs);
  font-weight: var(--fw-semi);
  color: var(--clr-primary);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: var(--sp-2);
}

.doctor-name {
  font-size: var(--text-lg);
  font-weight: var(--fw-bold);
  margin-bottom: var(--sp-2);
}

.doctor-exp {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  margin-bottom: var(--sp-4);
}

.doctor-avail {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--text-xs);
  color: var(--clr-accent);
  font-weight: var(--fw-medium);
}

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

@keyframes pulse {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.5; transform: scale(1.3); }
}

/* ── 8. Stats Section ── */
.stats-section {
  background: var(--grad-hero);
  padding: var(--sp-20) 0;
  position: relative;
  overflow: hidden;
}

.stats-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: var(--sp-8);
  text-align: center;
}

.stat-item { color: white; }

.stat-num {
  font-size: clamp(2rem, 4vw, 3rem);
  font-weight: var(--fw-xbold);
  font-family: var(--font-heading);
  line-height: 1;
  margin-bottom: var(--sp-2);
}

.stat-label {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.7);
}

/* ── 9. Why Choose Us ── */
.why-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-12);
  align-items: center;
}

.why-features {
  display: grid;
  gap: var(--sp-5);
}

.why-item {
  display: flex;
  gap: var(--sp-4);
  align-items: flex-start;
  padding: var(--sp-5);
  background: var(--clr-surface);
  border-radius: var(--radius-lg);
  border: 1px solid var(--clr-border);
  transition: all var(--ease-normal);
}

.why-item:hover {
  border-color: var(--clr-primary);
  box-shadow: var(--shadow-card);
}

.why-icon {
  width: 48px;
  height: 48px;
  flex-shrink: 0;
  border-radius: var(--radius-md);
  background: var(--clr-primary-lt);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.4rem;
}

.why-item h4 {
  font-size: var(--text-base);
  margin-bottom: var(--sp-1);
}

.why-item p {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.6;
}

/* Why visual */
.why-visual {
  position: relative;
}

.why-img-wrap {
  background: var(--grad-hero);
  border-radius: var(--radius-xl);
  height: 440px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 6rem;
  position: relative;
  overflow: hidden;
}

.why-badge-float {
  position: absolute;
  background: white;
  border-radius: var(--radius-lg);
  padding: var(--sp-4);
  box-shadow: var(--shadow-xl);
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.why-badge-float.bottom-right {
  bottom: var(--sp-6);
  right: -var(--sp-4);
  right: -16px;
}

.why-badge-float.top-left {
  top: var(--sp-6);
  left: -16px;
}

/* ── 10. Testimonials ── */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--sp-6);
}

.testimonial-card {
  background: var(--clr-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--clr-border);
  padding: var(--sp-8);
  transition: all var(--ease-normal);
}

.testimonial-card:hover {
  box-shadow: var(--shadow-md);
  transform: translateY(-3px);
}

.testimonial-stars {
  color: #f59e0b;
  font-size: var(--text-md);
  margin-bottom: var(--sp-4);
  letter-spacing: 2px;
}

.testimonial-text {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.8;
  margin-bottom: var(--sp-6);
  font-style: italic;
}

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

.testimonial-avatar {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--grad-hero);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.2rem;
  color: white;
  flex-shrink: 0;
}

.testimonial-name {
  font-weight: var(--fw-semi);
  font-size: var(--text-sm);
}

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

/* ── 11. CTA Banner ── */
.cta-banner {
  background: var(--grad-hero);
  border-radius: var(--radius-xl);
  padding: var(--sp-16);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner h2 {
  color: white;
  font-size: clamp(var(--text-xl), 3vw, var(--text-3xl));
  margin-bottom: var(--sp-4);
}

.cta-banner p {
  color: rgba(255,255,255,0.75);
  font-size: var(--text-md);
  margin-bottom: var(--sp-8);
}

.cta-actions {
  display: flex;
  gap: var(--sp-4);
  justify-content: center;
  flex-wrap: wrap;
}

/* ── 12. Footer ── */
.footer {
  background: var(--clr-text);
  color: rgba(255,255,255,0.7);
  padding: var(--sp-20) 0 var(--sp-8);
}

[data-theme="dark"] .footer {
  background: #080d15;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1.5fr;
  gap: var(--sp-12);
  margin-bottom: var(--sp-12);
}

.footer-brand p {
  font-size: var(--text-sm);
  line-height: 1.7;
  margin: var(--sp-4) 0 var(--sp-6);
  max-width: 300px;
}

.footer-logo {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
}

.footer-logo-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-md);
  object-fit: contain;
  display: block;
  flex-shrink: 0;
}

.footer-logo strong {
  font-family: var(--font-heading);
  font-size: var(--text-md);
  color: white;
  font-weight: var(--fw-bold);
}

.footer-social {
  display: flex;
  gap: var(--sp-3);
}

.social-btn {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
  color: rgba(255,255,255,0.6);
  transition: all var(--ease-fast);
  text-decoration: none;
}

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

.footer-col h4 {
  color: white;
  font-size: var(--text-sm);
  font-weight: var(--fw-semi);
  margin-bottom: var(--sp-5);
  letter-spacing: 0.05em;
  text-transform: uppercase;
}

.footer-links { display: flex; flex-direction: column; gap: var(--sp-3); }

.footer-links a {
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  transition: color var(--ease-fast);
  display: flex;
  align-items: center;
  gap: var(--sp-2);
}

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

.footer-contact-item {
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
  font-size: var(--text-sm);
  margin-bottom: var(--sp-4);
}

.footer-contact-icon {
  width: 32px;
  height: 32px;
  flex-shrink: 0;
  border-radius: var(--radius-sm);
  background: rgba(255,255,255,0.08);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.9rem;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--sp-8);
  border-top: 1px solid rgba(255,255,255,0.1);
  font-size: var(--text-xs);
  flex-wrap: wrap;
  gap: var(--sp-4);
}

.footer-bottom-links {
  display: flex;
  gap: var(--sp-5);
}

.footer-bottom-links a {
  color: rgba(255,255,255,0.5);
  transition: color var(--ease-fast);
}

.footer-bottom-links a:hover { color: white; }

/* ── 13. WhatsApp Float ── */
.whatsapp-float {
  position: fixed;
  bottom: var(--sp-8);
  right: var(--sp-8);
  z-index: 900;
  display: flex;
  flex-direction: column;
  align-items: flex-end;
  gap: var(--sp-3);
}

.whatsapp-btn {
  width: 56px;
  height: 56px;
  border-radius: 50%;
  background: #25d366;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.5rem;
  color: white;
  box-shadow: 0 6px 24px rgba(37,211,102,0.4);
  transition: all var(--ease-normal);
  text-decoration: none;
}

.whatsapp-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 8px 32px rgba(37,211,102,0.5);
}

.whatsapp-tooltip {
  background: var(--clr-text);
  color: white;
  padding: var(--sp-2) var(--sp-4);
  border-radius: var(--radius-full);
  font-size: var(--text-xs);
  font-weight: var(--fw-medium);
  white-space: nowrap;
  opacity: 0;
  transform: translateX(8px);
  transition: all var(--ease-normal);
  pointer-events: none;
}

.whatsapp-float:hover .whatsapp-tooltip {
  opacity: 1;
  transform: translateX(0);
}

/* ── 14. Modals ── */
.modal-overlay {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.5);
  backdrop-filter: blur(4px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: var(--sp-6);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--ease-normal);
}

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

.modal {
  background: var(--clr-surface);
  border-radius: var(--radius-xl);
  width: 100%;
  max-width: 560px;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-xl);
  transform: translateY(20px) scale(0.97);
  transition: transform var(--ease-normal);
}

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

.modal-header {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  padding: var(--sp-8);
  border-bottom: 1px solid var(--clr-border);
}

.modal-close {
  width: 32px;
  height: 32px;
  border-radius: var(--radius-sm);
  background: var(--clr-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--clr-text-muted);
  font-size: 1.2rem;
  flex-shrink: 0;
  transition: all var(--ease-fast);
}

.modal-close:hover {
  background: var(--clr-danger);
  color: white;
}

.modal-body { padding: var(--sp-8); }

/* ── 15. Forms ── */
.form-group { margin-bottom: var(--sp-5); }

.form-label {
  display: block;
  font-size: var(--text-sm);
  font-weight: var(--fw-medium);
  margin-bottom: var(--sp-2);
  color: var(--clr-text);
}

.form-control {
  width: 100%;
  padding: var(--sp-3) var(--sp-4);
  background: var(--clr-bg);
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  font-size: var(--text-sm);
  color: var(--clr-text);
  transition: all var(--ease-fast);
  outline: none;
}

.form-control:focus {
  border-color: var(--clr-primary);
  box-shadow: 0 0 0 3px rgba(26,111,168,0.1);
  background: var(--clr-surface);
}

.form-control::placeholder { color: var(--clr-text-light); }

textarea.form-control { resize: vertical; min-height: 120px; }

.form-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-5);
}

/* ── 16. Blog Cards ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: var(--sp-6);
}

.blog-card {
  background: var(--clr-surface);
  border-radius: var(--radius-xl);
  border: 1px solid var(--clr-border);
  overflow: hidden;
  transition: all var(--ease-normal);
}

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

.blog-card-img {
  height: 200px;
  background: var(--grad-hero);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 3rem;
  position: relative;
  overflow: hidden;
}

.blog-card-body { padding: var(--sp-6); }

.blog-meta {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}

.blog-date {
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
}

.blog-title {
  font-size: var(--text-md);
  font-weight: var(--fw-bold);
  margin-bottom: var(--sp-3);
  line-height: 1.4;
}

.blog-excerpt {
  font-size: var(--text-sm);
  color: var(--clr-text-muted);
  line-height: 1.7;
}

/* ── 17. Scroll Animations ── */
.fade-up {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-up.visible {
  opacity: 1;
  transform: translateY(0);
}

.fade-in {
  opacity: 0;
  transition: opacity 0.6s ease;
}

.fade-in.visible { opacity: 1; }

.slide-left {
  opacity: 0;
  transform: translateX(-30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-left.visible {
  opacity: 1;
  transform: translateX(0);
}

.slide-right {
  opacity: 0;
  transform: translateX(30px);
  transition: opacity 0.6s ease, transform 0.6s ease;
}

.slide-right.visible {
  opacity: 1;
  transform: translateX(0);
}

/* Stagger delay helpers */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }
.delay-5 { transition-delay: 0.5s; }

/* ── 18. Page Header (inner pages) ── */
.page-header {
  background: var(--grad-hero);
  padding: calc(var(--nav-height) + var(--sp-16)) 0 var(--sp-16);
  text-align: center;
  color: white;
  position: relative;
  overflow: hidden;
}

.page-header h1 {
  color: white;
  font-size: clamp(var(--text-2xl), 4vw, var(--text-4xl));
  margin-bottom: var(--sp-4);
}

.page-header p {
  color: rgba(255,255,255,0.75);
  font-size: var(--text-md);
  max-width: 520px;
  margin: 0 auto;
}

.breadcrumb {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  font-size: var(--text-sm);
  color: rgba(255,255,255,0.6);
  margin-bottom: var(--sp-4);
}

.breadcrumb a { color: rgba(255,255,255,0.8); }
.breadcrumb a:hover { color: white; }
.breadcrumb-sep { opacity: 0.4; }

/* ── 19. PDPA Notice ── */
.pdpa-notice {
  background: var(--clr-primary-lt);
  border: 1px solid rgba(26,111,168,0.2);
  border-radius: var(--radius-md);
  padding: var(--sp-4) var(--sp-5);
  font-size: var(--text-xs);
  color: var(--clr-text-muted);
  display: flex;
  gap: var(--sp-3);
  align-items: flex-start;
}

.pdpa-icon { font-size: 1rem; flex-shrink: 0; margin-top: 1px; }

/* ── 20. Mobile Responsive ── */
@media (max-width: 1024px) {
  .why-grid { grid-template-columns: 1fr; }
  .why-visual { display: none; }
  .footer-grid { grid-template-columns: 1fr 1fr; gap: var(--sp-8); }
  .stats-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Collapse desktop nav to hamburger earlier when 7 links get crowded */
@media (max-width: 900px) {
  .nav-links,
  .nav-actions { display: none; }
  .nav-toggle { display: flex; }
}

@media (max-width: 768px) {
  :root { --nav-height: 64px; }

  .nav-links,
  .nav-actions { display: none; }
  .nav-toggle { display: flex; }

  /* Mobile Nav Drawer — position: absolute so backdrop-filter on parent doesn't break it */
  .nav-mobile {
    display: block;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--clr-surface);
    border-bottom: 1px solid var(--clr-border);
    padding: var(--sp-4);
    opacity: 0;
    pointer-events: none;
    transform: translateY(-8px);
    transition: opacity var(--ease-normal), transform var(--ease-normal);
    z-index: 999;
    box-shadow: var(--shadow-lg);
  }

  .nav-mobile.open {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
  }

  .nav-mobile-links {
    display: flex;
    flex-direction: column;
    gap: var(--sp-1);
    margin-bottom: var(--sp-4);
  }

  .nav-mobile-links .nav-link {
    padding: var(--sp-3) var(--sp-4);
    border-radius: var(--radius-md);
  }

  .nav-mobile-actions {
    display: flex;
    gap: var(--sp-3);
    flex-wrap: wrap;
    padding-top: var(--sp-4);
    border-top: 1px solid var(--clr-border);
  }

  .hero-inner {
    grid-template-columns: 1fr;
    text-align: center;
    padding: var(--sp-12) 0;
  }

  .hero-cta { justify-content: center; }
  .hero-stats { justify-content: center; }
  .hero-visual { display: none; }
  .hero-desc { margin: 0 auto var(--sp-8); }

  .form-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
  .stats-grid { grid-template-columns: repeat(2, 1fr); gap: var(--sp-6); }
  .cta-banner { padding: var(--sp-10); }

  .section { padding: var(--sp-12) 0; }
}

@media (max-width: 480px) {
  .container { padding: 0 var(--sp-4); }
  .stats-grid { grid-template-columns: 1fr 1fr; }
  .hero-stats { flex-wrap: wrap; gap: var(--sp-5); }
  .cta-actions { flex-direction: column; align-items: center; }
  .whatsapp-float { bottom: var(--sp-5); right: var(--sp-5); }
}