/* ==========================================================================
   GR INFOTECH & GR TUTORIALS — Main Stylesheet
   Hand-coded. No frameworks. Mobile-first.
   Design tokens live in :root — everything derives from these.
   ========================================================================== */

/* ---------- 1. DESIGN TOKENS ---------- */
:root {
  /* Brand palette (as specified) */
  --c-primary: #0056D2;
  --c-primary-dark: #003E9C;
  --c-primary-light: #3B7DE8;
  --c-secondary: #00B894;
  --c-secondary-dark: #00967A;
  --c-accent: #FFC107;
  --c-bg: #F8FAFC;
  --c-dark: #1F2937;
  --c-white: #FFFFFF;

  /* Derived surfaces */
  --c-surface: #FFFFFF;
  --c-surface-alt: #EEF3FB;
  --c-border: #E2E8F0;
  --c-text: #1F2937;
  --c-text-muted: #5B6B7F;
  --c-text-soft: #8A96A6;

  /* Glass */
  --glass-bg: rgba(255, 255, 255, 0.6);
  --glass-bg-dark: rgba(31, 41, 55, 0.45);
  --glass-border: rgba(255, 255, 255, 0.35);
  --glass-blur: 16px;

  /* Gradients */
  --grad-primary: linear-gradient(135deg, #0056D2 0%, #3B82F6 50%, #00B894 100%);
  --grad-accent: linear-gradient(135deg, #FFC107 0%, #FF9800 100%);
  --grad-dark: linear-gradient(180deg, rgba(15,23,42,0.92) 0%, rgba(15,23,42,0.75) 100%);
  --grad-text: linear-gradient(120deg, #0056D2, #00B894);

  /* Typography */
  --font-display: 'Sora', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  --fs-xs: clamp(0.75rem, 0.72rem + 0.1vw, 0.8rem);
  --fs-sm: clamp(0.875rem, 0.84rem + 0.15vw, 0.95rem);
  --fs-base: clamp(1rem, 0.96rem + 0.2vw, 1.05rem);
  --fs-md: clamp(1.15rem, 1.08rem + 0.3vw, 1.35rem);
  --fs-lg: clamp(1.4rem, 1.25rem + 0.6vw, 1.85rem);
  --fs-xl: clamp(1.9rem, 1.6rem + 1.2vw, 2.6rem);
  --fs-2xl: clamp(2.4rem, 1.9rem + 2vw, 3.6rem);
  --fs-3xl: clamp(2.4rem, 1.7rem + 2.6vw, 4rem);

  /* Spacing scale */
  --sp-xs: 0.5rem;
  --sp-sm: 1rem;
  --sp-md: 1.75rem;
  --sp-lg: 3rem;
  --sp-xl: 5rem;
  --sp-2xl: 8rem;

  /* Radius & shadow */
  --radius-sm: 10px;
  --radius-md: 18px;
  --radius-lg: 28px;
  --radius-pill: 999px;

  --shadow-sm: 0 4px 14px rgba(15, 23, 42, 0.06);
  --shadow-md: 0 12px 32px rgba(15, 23, 42, 0.10);
  --shadow-lg: 0 24px 60px rgba(15, 23, 42, 0.16);
  --shadow-primary: 0 14px 34px rgba(0, 86, 210, 0.28);
  --shadow-accent: 0 14px 34px rgba(255, 193, 7, 0.30);

  --transition: 0.35s cubic-bezier(0.22, 1, 0.36, 1);
  --header-h: 76px;
  --container-w: 1240px;
}

/* ---------- 2. RESET ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: var(--header-h); overflow-x: hidden; width: 100%; }
body {
  font-family: var(--font-body);
  color: var(--c-text);
  background: var(--c-bg);
  line-height: 1.65;
  font-size: var(--fs-base);
  overflow-x: hidden;
  width: 100%;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { font: inherit; cursor: pointer; border: none; background: none; }
input, textarea, select { font: inherit; }
h1, h2, h3, h4 { font-family: var(--font-display); line-height: 1.15; font-weight: 700; color: var(--c-dark); }
svg { display: block; }

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

:focus-visible {
  outline: 3px solid var(--c-accent);
  outline-offset: 3px;
  border-radius: 4px;
}

.container {
  width: 100%;
  max-width: var(--container-w);
  margin-inline: auto;
  padding-inline: var(--sp-sm);
}

@media (min-width: 640px) { .container { padding-inline: var(--sp-md); } }

section { padding-block: var(--sp-xl); position: relative; }

.section-head { max-width: 720px; margin-inline: auto; text-align: center; margin-bottom: var(--sp-lg); }
.eyebrow {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-display); font-size: var(--fs-xs); font-weight: 700;
  letter-spacing: 0.14em; text-transform: uppercase; color: var(--c-primary);
  background: var(--c-surface-alt); padding: 7px 16px; border-radius: var(--radius-pill);
  margin-bottom: var(--sp-sm);
}
.eyebrow::before { content: ''; width: 6px; height: 6px; border-radius: 50%; background: var(--c-secondary); }
.section-title { font-size: var(--fs-2xl); margin-bottom: var(--sp-sm); }
.section-title .grad { background: var(--grad-text); -webkit-background-clip: text; background-clip: text; color: transparent; }
.section-sub { color: var(--c-text-muted); font-size: var(--fs-md); }

.bg-alt { background: var(--c-surface-alt); }

/* ---------- 3. BUTTONS ---------- */
.btn {
  position: relative; overflow: hidden;
  display: inline-flex; align-items: center; justify-content: center; gap: 10px;
  padding: 15px 32px; border-radius: var(--radius-pill);
  font-family: var(--font-display); font-weight: 600; font-size: var(--fs-sm);
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition);
  white-space: nowrap;
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--grad-primary); background-size: 160% 160%; color: #fff;
  box-shadow: var(--shadow-primary);
}
.btn-primary:hover { background-position: 100% 0; transform: translateY(-3px); box-shadow: 0 20px 40px rgba(0,86,210,0.34); }
.btn-accent { background: var(--grad-accent); color: var(--c-dark); box-shadow: var(--shadow-accent); }
.btn-accent:hover { transform: translateY(-3px); box-shadow: 0 20px 40px rgba(255,193,7,0.38); }
.btn-outline {
  background: rgba(255,255,255,0.08); color: inherit; border: 1.5px solid currentColor;
}
.btn-outline:hover { background: rgba(255,255,255,0.16); transform: translateY(-3px); }
.btn-sm { padding: 10px 22px; font-size: var(--fs-xs); }
.btn-block { width: 100%; }

/* ripple */
.btn .ripple {
  position: absolute; border-radius: 50%; transform: scale(0);
  background: rgba(255,255,255,0.55); animation: ripple 0.6s ease-out;
  pointer-events: none;
}
@keyframes ripple { to { transform: scale(3.2); opacity: 0; } }

/* ---------- 4. TOP BAR ---------- */
.topbar {
  background: var(--c-dark); color: rgba(255,255,255,0.85);
  font-size: var(--fs-xs);
}
.topbar .container { display: flex; align-items: center; justify-content: space-between; gap: var(--sp-sm); padding-block: 9px; }
.topbar-left, .topbar-right { display: flex; align-items: center; gap: 18px; flex-wrap: wrap; }
.topbar a { display: inline-flex; align-items: center; gap: 6px; transition: color var(--transition); }
.topbar a:hover { color: var(--c-accent); }
.topbar svg { width: 14px; height: 14px; flex-shrink: 0; }
.topbar-socials { display: flex; gap: 10px; }
.topbar-socials a { width: 26px; height: 26px; border-radius: 50%; background: rgba(255,255,255,0.1); display: flex; align-items: center; justify-content: center; }
.topbar-socials svg { width: 13px; height: 13px; }
.topbar-socials a:hover { background: var(--c-secondary); }
.topbar-admission {
  background: var(--grad-accent); color: var(--c-dark); font-weight: 700;
  padding: 5px 14px; border-radius: var(--radius-pill); font-size: 11px; letter-spacing: 0.03em;
}
@media (max-width: 860px) { .topbar-hours { display: none; } }
@media (max-width: 640px) { .topbar-left span.topbar-email { display: none; } }

/* ---------- 5. NAVIGATION ---------- */
.navbar {
  position: sticky; top: 0; z-index: 500;
  background: rgba(248, 250, 252, 0.78);
  backdrop-filter: blur(var(--glass-blur)); -webkit-backdrop-filter: blur(var(--glass-blur));
  border-bottom: 1px solid var(--c-border);
  transition: box-shadow var(--transition), padding var(--transition), background var(--transition);
}
.navbar.scrolled { box-shadow: var(--shadow-md); padding-block: 2px; background: rgba(248, 250, 252, 0.95); }
.navbar .container { display: flex; align-items: center; justify-content: space-between; height: var(--header-h); transition: height var(--transition); }
.navbar.scrolled .container { height: 64px; }

.brand { display: flex; align-items: center; gap: 10px; font-family: var(--font-display); }
.brand-mark {
  width: 42px; height: 42px; border-radius: 12px; background: var(--grad-primary);
  display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 18px;
  box-shadow: var(--shadow-primary); flex-shrink: 0;
}
.brand-mark2 {
  width: 42px; height: 42px; border-radius: 12px;
   /* background: var(--grad-primary); */
  display: flex; align-items: center; justify-content: center; color: #fff; font-weight: 800; font-size: 18px;
  box-shadow: var(--shadow-primary); flex-shrink: 0;
}
.brand-name { line-height: 1.15; }
.brand-name strong { display: block; font-size: 17px; font-weight: 800; color: var(--c-dark); }
.brand-name span { display: block; font-size: 11px; letter-spacing: 0.08em; color: var(--c-secondary); font-weight: 600; text-transform: uppercase; }

.nav-links { display: flex; align-items: center; gap: 4px; }
.nav-links a {
  position: relative; padding: 10px 16px; font-weight: 600; font-size: var(--fs-sm);
  color: var(--c-text-muted); font-family: var(--font-display);
}
.nav-links a::after {
  content: ''; position: absolute; left: 16px; right: 16px; bottom: 4px; height: 2px;
  background: var(--grad-primary); border-radius: 2px; transform: scaleX(0); transform-origin: left;
  transition: transform var(--transition);
}
.nav-links a:hover, .nav-links a.active { color: var(--c-primary); }
.nav-links a:hover::after, .nav-links a.active::after { transform: scaleX(1); }

.nav-cta { display: flex; align-items: center; gap: 14px; }
.hamburger {
  display: none; flex-direction: column; gap: 5px; width: 30px; z-index: 600;
}
.hamburger span { height: 2.5px; background: var(--c-dark); border-radius: 2px; transition: var(--transition); }
.hamburger.open span:nth-child(1) { transform: translateY(7.5px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7.5px) rotate(-45deg); }

@media (max-width: 940px) {
  .nav-links {
    position: fixed; inset: 0 0 0 auto; width: min(78vw, 340px); height: 100vh;
    background: var(--c-white); flex-direction: column; align-items: stretch;
    padding: calc(var(--header-h) + 20px) var(--sp-md) var(--sp-md);
    transform: translateX(100%); transition: transform var(--transition);
    box-shadow: var(--shadow-lg); gap: 2px; overflow-y: auto;
  }
  .nav-links.open { transform: translateX(0); }
  .nav-links a { padding: 14px 10px; border-bottom: 1px solid var(--c-border); }
  .nav-links a::after { display: none; }
  .hamburger { display: flex; }
  .nav-cta .btn-primary.desktop-only { display: none; }
}
.nav-overlay {
  position: fixed; inset: 0; background: rgba(15,23,42,0.4); z-index: 480;
  opacity: 0; pointer-events: none; transition: opacity var(--transition);
}
.nav-overlay.open { opacity: 1; pointer-events: auto; }

/* ---------- 6. HERO ---------- */
.hero {
  min-height: 100svh; display: flex; align-items: center; position: relative;
  background: linear-gradient(160deg, #0B1B3D 0%, #0056D2 55%, #00967A 130%);
  overflow: hidden; padding-top: var(--header-h);
}
.hero::before {
  content: ''; position: absolute; inset: 0;
  background-image: url('images/hero-bg.jpg');
  background-size: cover; background-position: center;
  mix-blend-mode: overlay; opacity: 0.5;
}
.hero-shape { position: absolute; border-radius: 50%; filter: blur(2px); opacity: 0.5; animation: float 9s ease-in-out infinite; }
.hero-shape.s1 { width: 260px; height: 260px; background: radial-gradient(circle at 30% 30%, rgba(255,193,7,0.55), transparent 70%); top: 8%; left: 4%; }
.hero-shape.s2 { width: 180px; height: 180px; background: radial-gradient(circle at 30% 30%, rgba(0,184,148,0.55), transparent 70%); bottom: 12%; left: 12%; animation-delay: -3s; }
.hero-shape.s3 { width: 340px; height: 340px; background: radial-gradient(circle at 30% 30%, rgba(255,255,255,0.25), transparent 70%); top: 12%; right: -60px; animation-delay: -6s; }
@keyframes float { 0%,100% { transform: translateY(0) translateX(0); } 50% { transform: translateY(-26px) translateX(14px); } }

.hero .container { position: relative; z-index: 2; display: grid; grid-template-columns: 1.15fr 0.85fr; gap: var(--sp-lg); align-items: center; padding-block: var(--sp-lg); }
@media (max-width: 940px) { .hero .container { grid-template-columns: 1fr; text-align: center; } }

.hero-badge {
  display: inline-flex; align-items: center; gap: 8px; background: var(--glass-bg-dark);
  border: 1px solid rgba(255,255,255,0.25); backdrop-filter: blur(10px);
  color: #fff; padding: 8px 18px; border-radius: var(--radius-pill); font-size: var(--fs-xs);
  font-weight: 600; margin-top: 8px; margin-bottom: var(--sp-md); animation: fadeUp 0.8s ease both;
}
.hero-badge svg { width: 14px; height: 14px; color: var(--c-accent); }

.hero-title { color: #fff; font-size: var(--fs-3xl); line-height: 1.08; letter-spacing: -0.02em; animation: fadeUp 0.8s 0.1s ease both; }
.hero-title .line2 { background: linear-gradient(120deg, #FFC107, #FFE08A); -webkit-background-clip: text; background-clip: text; color: transparent; }

.hero-tagline {
  margin-top: 14px;
  font-family: var(--font-display);
  font-weight: 600;
  font-size: var(--fs-sm);
  color: var(--c-accent);
  letter-spacing: 0.04em;
  text-transform: uppercase;
  animation: fadeUp 0.8s 0.15s ease both;
}

.hero-role {
  margin-top: var(--sp-sm); font-family: var(--font-display); font-weight: 600; color: #fff;
  font-size: var(--fs-md); display: flex; gap: 8px; align-items: center; flex-wrap: wrap;
  animation: fadeUp 0.8s 0.2s ease both;
}
@media (max-width: 940px) { .hero-role { justify-content: center; } }
.hero-role .typed { color: var(--c-accent); border-right: 2px solid var(--c-accent); padding-right: 4px; }

.hero-sub { color: rgba(255,255,255,0.85); font-size: var(--fs-md); max-width: 540px; margin-top: var(--sp-sm); animation: fadeUp 0.8s 0.3s ease both; }
@media (max-width: 940px) { .hero-sub { margin-inline: auto; } }

.hero-actions { display: flex; gap: 16px; flex-wrap: wrap; margin-top: var(--sp-md); animation: fadeUp 0.8s 0.4s ease both; }
@media (max-width: 940px) { .hero-actions { justify-content: center; } }

.hero-stats {
  display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-sm);
  margin-top: var(--sp-lg); animation: fadeUp 0.8s 0.5s ease both;
}
@media (max-width: 940px) { .hero-stats { grid-template-columns: repeat(2, 1fr); } }
.stat { text-align: left; }
@media (max-width: 940px) { .stat { text-align: center; } }
.stat-num { font-family: var(--font-display); font-size: var(--fs-xl); font-weight: 800; color: #fff; }
.stat-num .plus { color: var(--c-accent); }
.stat-label { font-size: var(--fs-xs); color: rgba(255,255,255,0.75); margin-top: 2px; }

@keyframes fadeUp { from { opacity: 0; transform: translateY(28px); } to { opacity: 1; transform: translateY(0); } }

/* Hero visual: skill-path signature element */
.hero-visual { position: relative; display: flex; align-items: center; justify-content: center; animation: fadeUp 1s 0.3s ease both; }
.orbit-card {
  background: var(--glass-bg); backdrop-filter: blur(var(--glass-blur)); -webkit-backdrop-filter: blur(var(--glass-blur));
  border: 1px solid var(--glass-border); border-radius: var(--radius-lg);
  padding: var(--sp-md); width: 100%; max-width: 380px; box-shadow: var(--shadow-lg);
  position: relative; z-index: 2;
}
.orbit-card h3 { color: var(--c-dark); font-size: var(--fs-md); margin-bottom: 4px; }
.orbit-card p { color: var(--c-text-muted); font-size: var(--fs-xs); margin-bottom: var(--sp-sm); }
.path-track { position: relative; height: 4px; background: rgba(0,0,0,0.08); border-radius: 4px; margin: var(--sp-md) 4px; }
.path-fill { position: absolute; inset: 0; width: 100%; border-radius: 4px; background: var(--grad-primary); background-size: 200% 100%; animation: pathmove 3.5s linear infinite; }
@keyframes pathmove { 0% { background-position: 0% 0; } 100% { background-position: 200% 0; } }
.path-nodes { display: flex; justify-content: space-between; margin-top: -14px; }
.path-node {
  width: 30px; height: 30px; border-radius: 50%; background: #fff; border: 2px solid var(--c-primary);
  display: flex; align-items: center; justify-content: center; font-size: 13px; box-shadow: var(--shadow-sm);
}
.path-node.done { background: var(--c-secondary); border-color: var(--c-secondary); color: #fff; }
.path-labels { display: flex; justify-content: space-between; margin-top: 8px; font-size: 10px; color: var(--c-text-soft); font-weight: 600; text-align: center; }
.path-labels span { width: 30px; }
.orbit-mini { position: absolute; background: var(--glass-bg); backdrop-filter: blur(10px); border: 1px solid var(--glass-border); border-radius: var(--radius-md); padding: 12px 16px; box-shadow: var(--shadow-md); display: flex; align-items: center; gap: 10px; font-size: var(--fs-xs); font-weight: 700; color: var(--c-dark); animation: float 7s ease-in-out infinite; }
.orbit-mini.m1 { top: -6%; right: -4%; animation-delay: -1s; }
.orbit-mini.m2 { bottom: -6%; left: -8%; animation-delay: -4s; }
.orbit-mini svg { width: 20px; height: 20px; color: var(--c-secondary); }
@media (max-width: 500px) { .orbit-mini { display: none; } }

.scroll-indicator {
  position: absolute; bottom: 22px; left: 50%; transform: translateX(-50%); z-index: 2;
  display: flex; flex-direction: column; align-items: center; gap: 6px; color: rgba(255,255,255,0.75); font-size: 11px;
}
.scroll-indicator .mouse { width: 24px; height: 38px; border: 2px solid rgba(255,255,255,0.6); border-radius: 14px; position: relative; }
.scroll-indicator .mouse::before { content: ''; position: absolute; top: 6px; left: 50%; width: 3px; height: 8px; background: #fff; border-radius: 2px; transform: translateX(-50%); animation: scrolldot 1.6s ease infinite; }
@keyframes scrolldot { 0% { opacity: 1; top: 6px; } 100% { opacity: 0; top: 20px; } }

/* ---------- 7. SCROLL REVEAL ---------- */
.reveal { opacity: 0; transform: translateY(36px); transition: opacity 0.8s ease, transform 0.8s ease; }
.reveal.in { opacity: 1; transform: translateY(0); }
.reveal-stagger.in > * { transition-delay: calc(var(--i, 0) * 0.08s); }

/* ---------- 8. ABOUT ---------- */
.about-grid { display: grid; grid-template-columns: 0.9fr 1.1fr; gap: var(--sp-xl); align-items: center; }
@media (max-width: 940px) { .about-grid { grid-template-columns: 1fr; } }
.about-media { position: relative; }
.about-media-frame {
  border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); aspect-ratio: 4/5;
  background: var(--grad-primary);
}
.about-media-frame img { width: 100%; height: 100%; object-fit: cover; }
.about-badge {
  position: absolute; bottom: -20px; right: -16px; background: #fff; border-radius: var(--radius-md);
  padding: 16px 22px; box-shadow: var(--shadow-lg); text-align: center; max-width: calc(100% - 8px);
}
@media (max-width: 480px) {
  .about-badge { right: 8px; bottom: -14px; padding: 12px 16px; }
}
.about-badge .num { font-family: var(--font-display); font-size: var(--fs-lg); font-weight: 800; color: var(--c-primary); }
.about-badge .lbl { font-size: 11px; color: var(--c-text-muted); font-weight: 600; }

.about-copy p { color: var(--c-text-muted); margin-bottom: var(--sp-sm); }
.mv-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-sm); margin-block: var(--sp-md); }
@media (max-width: 560px) { .mv-grid { grid-template-columns: 1fr; } }
.mv-card { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius-md); padding: var(--sp-sm); box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition); }
.mv-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }
.mv-card .icon { width: 40px; height: 40px; border-radius: 10px; background: var(--c-surface-alt); display: flex; align-items: center; justify-content: center; margin-bottom: 10px; color: var(--c-primary); }
.mv-card h4 { font-size: var(--fs-base); margin-bottom: 4px; }
.mv-card p { font-size: var(--fs-xs); margin: 0; }

.timeline { list-style: none; margin-top: var(--sp-md); border-left: 2px solid var(--c-border); padding-left: var(--sp-sm); }
.timeline li { position: relative; padding-bottom: var(--sp-sm); }
.timeline li::before { content: ''; position: absolute; left: -25px; top: 4px; width: 12px; height: 12px; border-radius: 50%; background: var(--grad-primary); box-shadow: 0 0 0 4px var(--c-surface-alt); }
.timeline strong { font-family: var(--font-display); color: var(--c-primary); font-size: var(--fs-xs); display: block; }
.timeline span { color: var(--c-text-muted); font-size: var(--fs-sm); }

/* ---------- 9. DIRECTOR / CO-DIRECTOR CARDS ---------- */
.people-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-lg); }
@media (max-width: 860px) { .people-grid { grid-template-columns: 1fr; } }
.person-card {
  background: var(--c-surface); border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md);
  display: grid; grid-template-columns: 0.85fr 1.15fr; transition: transform var(--transition), box-shadow var(--transition);
}
.person-card:hover { transform: translateY(-8px); box-shadow: var(--shadow-lg); }
@media (max-width: 620px) { .person-card { grid-template-columns: 1fr; } }
.person-photo { position: relative; background: var(--grad-primary); aspect-ratio: 3/4; overflow: hidden; }
.person-card.codirector .person-photo { background: linear-gradient(135deg, #00B894, #0056D2); }
.person-photo img { width: 100%; height: 100%; object-fit: cover; }
.person-role-chip { position: absolute; bottom: 14px; left: 14px; background: rgba(255,255,255,0.92); backdrop-filter: blur(6px); padding: 6px 14px; border-radius: var(--radius-pill); font-size: 11px; font-weight: 700; color: var(--c-primary); }
.person-body { padding: var(--sp-md); display: flex; flex-direction: column; }
.person-body h3 { font-size: var(--fs-lg); margin-bottom: 2px; }
.person-title { color: var(--c-secondary); font-weight: 700; font-size: var(--fs-sm); margin-bottom: var(--sp-xs); }
.person-tags { display: flex; flex-wrap: wrap; gap: 8px; margin-bottom: var(--sp-sm); }
.person-tags span { background: var(--c-surface-alt); color: var(--c-primary); font-size: 11px; font-weight: 700; padding: 5px 12px; border-radius: var(--radius-pill); }
.person-body p.bio { color: var(--c-text-muted); font-size: var(--fs-sm); margin-bottom: var(--sp-sm); flex: 1; }
.person-actions { display: flex; align-items: center; gap: 14px; margin-top: auto; }
.social-row { display: flex; gap: 8px; }
.social-row a { width: 34px; height: 34px; border-radius: 50%; background: var(--c-surface-alt); display: flex; align-items: center; justify-content: center; color: var(--c-primary); transition: var(--transition); }
.social-row a:hover { background: var(--c-primary); color: #fff; transform: translateY(-3px); }
.social-row svg { width: 15px; height: 15px; }

/* ---------- 10. COURSES ---------- */
.course-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-md); }
@media (max-width: 980px) { .course-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 640px) { .course-grid { grid-template-columns: 1fr; } }

.course-card {
  background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius-lg);
  padding: var(--sp-md); position: relative; overflow: hidden; cursor: pointer;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  display: flex; flex-direction: column;
}
.course-card:hover, .course-card:focus-within { transform: translateY(-10px); box-shadow: var(--shadow-lg); border-color: transparent; }
.course-card::before {
  content: ''; position: absolute; inset: 0; opacity: 0; background: var(--grad-primary);
  transition: opacity var(--transition); z-index: 0;
}
.course-card:hover::before, .course-card:focus-within::before { opacity: 1; }
.course-card > * { position: relative; z-index: 1; }

.course-icon {
  width: 58px; height: 58px; border-radius: var(--radius-md); background: var(--c-surface-alt);
  display: flex; align-items: center; justify-content: center; color: var(--c-primary);
  margin-bottom: var(--sp-sm); transition: var(--transition);
}
.course-card:hover .course-icon { background: rgba(255,255,255,0.2); color: #fff; }
.course-icon svg { width: 28px; height: 28px; }

.course-card h3 { font-size: var(--fs-md); margin-bottom: 6px; transition: var(--transition); }
.course-card:hover h3 { color: #fff; }
.course-tagline { color: var(--c-text-muted); font-size: var(--fs-sm); transition: var(--transition); margin-bottom: var(--sp-sm); }
.course-card:hover .course-tagline { color: rgba(255,255,255,0.9); }

.course-meta { display: flex; gap: 10px; font-size: 11px; font-weight: 700; color: var(--c-primary); margin-bottom: var(--sp-sm); flex-wrap: wrap; }
.course-card:hover .course-meta { color: #fff; }
.course-meta span { background: var(--c-surface-alt); padding: 4px 10px; border-radius: var(--radius-pill); transition: var(--transition); }
.course-card:hover .course-meta span { background: rgba(255,255,255,0.18); }

.course-details {
  max-height: 0; overflow: hidden; transition: max-height 0.5s ease, margin-top 0.5s ease;
}
.course-card:hover .course-details, .course-card:focus-within .course-details { max-height: 420px; margin-top: 4px; }
.course-details h4 { font-size: 12px; text-transform: uppercase; letter-spacing: 0.06em; color: rgba(255,255,255,0.75); margin: 12px 0 6px; }
.course-details ul { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 6px; }
.course-details li { background: rgba(255,255,255,0.16); color: #fff; font-size: 11.5px; padding: 5px 10px; border-radius: var(--radius-pill); }
.course-details .course-meta-detail { color: rgba(255,255,255,0.92); font-size: var(--fs-xs); margin-top: 8px; }
.course-details .course-meta-detail strong { color: #fff; }
.course-card-footer { margin-top: auto; padding-top: var(--sp-sm); display: flex; align-items: center; justify-content: space-between; }
.course-link { font-family: var(--font-display); font-weight: 700; font-size: var(--fs-xs); color: var(--c-primary); display: inline-flex; align-items: center; gap: 6px; transition: var(--transition); }
.course-card:hover .course-link { color: #fff; }
.course-link svg { width: 14px; height: 14px; transition: transform var(--transition); }
.course-card:hover .course-link svg { transform: translateX(4px); }

/* ---------- 11. COACHING (GR TUTORIALS) ---------- */
.coaching-section { background: var(--c-dark); color: #fff; overflow: hidden; }
.coaching-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-xl); align-items: center; }
@media (max-width: 900px) { .coaching-grid { grid-template-columns: 1fr; } }
.coaching-section .section-sub, .coaching-copy p { color: rgba(255,255,255,0.7); }
.coaching-copy .eyebrow { background: rgba(255,255,255,0.1); color: var(--c-accent); }
.coaching-copy h2 { color: #fff; }
.class-chips { display: flex; flex-wrap: wrap; gap: 10px; margin: var(--sp-md) 0; }
.class-chips span { background: rgba(255,255,255,0.08); border: 1px solid rgba(255,255,255,0.15); padding: 8px 16px; border-radius: var(--radius-pill); font-weight: 700; font-size: var(--fs-sm); transition: var(--transition); }
.class-chips span:hover { background: var(--c-secondary); border-color: var(--c-secondary); transform: translateY(-3px); }
.coaching-features { display: grid; grid-template-columns: 1fr 1fr; gap: 14px; margin-bottom: var(--sp-md); }
.coaching-features li { display: flex; align-items: center; gap: 10px; font-size: var(--fs-sm); color: rgba(255,255,255,0.85); }
.coaching-features svg { width: 18px; height: 18px; color: var(--c-secondary); flex-shrink: 0; }
.coaching-media { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-lg); position: relative; aspect-ratio: 4/3; background: linear-gradient(135deg, #00B894, #0056D2); }
.coaching-media img { width: 100%; height: 100%; object-fit: cover; }

/* ---------- 12. WHY CHOOSE US ---------- */
.why-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-sm); }
@media (max-width: 940px) { .why-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 520px) { .why-grid { grid-template-columns: 1fr; } }
.why-card {
  background: var(--c-surface); border-radius: var(--radius-md); padding: var(--sp-md); text-align: center;
  box-shadow: var(--shadow-sm); transition: transform var(--transition), box-shadow var(--transition);
  border: 1px solid var(--c-border);
}
.why-card:hover { transform: translateY(-8px) scale(1.02); box-shadow: var(--shadow-md); border-color: transparent; }
.why-icon { width: 56px; height: 56px; border-radius: 16px; background: var(--grad-primary); display: flex; align-items: center; justify-content: center; margin-inline: auto; margin-bottom: var(--sp-sm); color: #fff; }
.why-icon svg { width: 26px; height: 26px; }
.why-card h3 { font-size: var(--fs-base); margin-bottom: 6px; }
.why-card p { font-size: var(--fs-xs); color: var(--c-text-muted); }

/* ---------- 12b. AREAS WE SERVE ---------- */
#areas .class-chips span {
  background: var(--c-surface-alt);
  border: 1px solid var(--c-border);
  color: var(--c-primary);
}
#areas .class-chips span:hover {
  background: var(--c-primary);
  color: #fff;
  border-color: var(--c-primary);
}

/* ---------- 13. GALLERY ---------- */
.gallery-filters { display: flex; justify-content: center; gap: 10px; flex-wrap: wrap; margin-bottom: var(--sp-lg); }
.filter-btn { padding: 9px 20px; border-radius: var(--radius-pill); font-family: var(--font-display); font-weight: 700; font-size: var(--fs-xs); background: var(--c-surface-alt); color: var(--c-text-muted); transition: var(--transition); }
.filter-btn:hover { color: var(--c-primary); }
.filter-btn.active { background: var(--grad-primary); color: #fff; box-shadow: var(--shadow-primary); }

.masonry { columns: 4 220px; column-gap: 14px; }
@media (max-width: 720px) { .masonry { columns: 2 160px; } }
.masonry-item { break-inside: avoid; margin-bottom: 14px; border-radius: var(--radius-md); overflow: hidden; position: relative; box-shadow: var(--shadow-sm); cursor: pointer; }
.masonry-item img { width: 100%; display: block; transition: transform 0.6s ease; }
.masonry-item:hover img { transform: scale(1.08); }
.masonry-caption { position: absolute; inset: auto 0 0 0; padding: 14px; background: linear-gradient(0deg, rgba(0,0,0,0.75), transparent); color: #fff; font-size: var(--fs-xs); font-weight: 700; opacity: 0; transform: translateY(10px); transition: var(--transition); }
.masonry-item:hover .masonry-caption { opacity: 1; transform: translateY(0); }

.lightbox { position: fixed; inset: 0; background: rgba(15,23,42,0.92); z-index: 900; display: flex; align-items: center; justify-content: center; opacity: 0; pointer-events: none; transition: opacity 0.3s ease; padding: var(--sp-md); }
.lightbox.open { opacity: 1; pointer-events: auto; }
.lightbox img { max-width: min(900px, 92vw); max-height: 82vh; border-radius: var(--radius-md); box-shadow: var(--shadow-lg); }
.lightbox-close { position: absolute; top: 24px; right: 28px; width: 44px; height: 44px; border-radius: 50%; background: rgba(255,255,255,0.12); color: #fff; display: flex; align-items: center; justify-content: center; font-size: 22px; }
.lightbox-close:hover { background: var(--c-accent); color: var(--c-dark); }

/* ---------- 14. TESTIMONIALS ---------- */
.testimonial-slider { position: relative; max-width: 760px; margin-inline: auto; overflow: hidden; }
.testimonial-track { display: flex; transition: transform 0.6s cubic-bezier(0.22,1,0.36,1); }
.testimonial-card {
  flex: 0 0 100%; background: var(--c-surface); border-radius: var(--radius-lg); padding: var(--sp-lg);
  box-shadow: var(--shadow-md); text-align: center;
}
.stars { display: flex; justify-content: center; gap: 4px; margin-bottom: var(--sp-sm); color: var(--c-accent); }
.stars svg { width: 18px; height: 18px; }
.testimonial-card p.quote { font-size: var(--fs-md); color: var(--c-text); font-style: italic; margin-bottom: var(--sp-md); }
.reviewer { display: flex; align-items: center; justify-content: center; gap: 12px; }
.reviewer-avatar { width: 48px; height: 48px; border-radius: 50%; background: var(--grad-primary); color: #fff; display: flex; align-items: center; justify-content: center; font-weight: 700; font-family: var(--font-display); }
.reviewer-name { font-weight: 700; font-family: var(--font-display); font-size: var(--fs-sm); }
.reviewer-course { font-size: var(--fs-xs); color: var(--c-text-muted); }
.slider-nav { display: flex; justify-content: center; gap: 10px; margin-top: var(--sp-md); }
.slider-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--c-border); transition: var(--transition); }
.slider-dot.active { width: 26px; border-radius: 6px; background: var(--grad-primary); }
.slider-arrow { position: absolute; top: 50%; transform: translateY(-50%); width: 44px; height: 44px; border-radius: 50%; background: var(--c-surface); box-shadow: var(--shadow-md); display: flex; align-items: center; justify-content: center; color: var(--c-primary); z-index: 3; }
.slider-arrow:hover { background: var(--c-primary); color: #fff; }
.slider-arrow.prev { left: -6px; }
.slider-arrow.next { right: -6px; }
@media (max-width: 640px) { .slider-arrow { display: none; } }

/* ---------- 15. RESULTS ---------- */
.results-panel {
  background: var(--grad-primary); border-radius: var(--radius-lg); padding: var(--sp-xl) var(--sp-lg);
  text-align: center; color: #fff; position: relative; overflow: hidden;
}
.results-panel::before, .results-panel::after { content: ''; position: absolute; border-radius: 50%; background: rgba(255,255,255,0.08); }
.results-panel::before { width: 260px; height: 260px; top: -100px; right: -60px; }
.results-panel::after { width: 180px; height: 180px; bottom: -80px; left: -40px; }
.results-panel h2 { color: #fff; position: relative; z-index: 1; }
.results-panel p { color: rgba(255,255,255,0.88); max-width: 560px; margin-inline: auto; margin-block: var(--sp-sm) var(--sp-md); position: relative; z-index: 1; }
.result-form { display: flex; justify-content: center; gap: 12px; position: relative; z-index: 1; flex-wrap: wrap; }

/* ---------- 16. CONTACT ---------- */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-lg); align-items: start; }
@media (max-width: 940px) { .contact-grid { grid-template-columns: 1fr; } }
.contact-cards { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-sm); margin-bottom: var(--sp-md); }
@media (max-width: 480px) { .contact-cards { grid-template-columns: 1fr; } }
.contact-card { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius-md); padding: var(--sp-sm); transition: var(--transition); }
.contact-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); border-color: transparent; }
.contact-card .icon { width: 42px; height: 42px; border-radius: 12px; background: var(--c-surface-alt); color: var(--c-primary); display: flex; align-items: center; justify-content: center; margin-bottom: 10px; }
.contact-card h4 { font-size: var(--fs-sm); margin-bottom: 3px; }
.contact-card p, .contact-card a { font-size: var(--fs-xs); color: var(--c-text-muted); }
.contact-card a:hover { color: var(--c-primary); }

.contact-form { background: var(--c-surface); border-radius: var(--radius-lg); padding: var(--sp-lg); box-shadow: var(--shadow-md); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--sp-sm); }
@media (max-width: 520px) { .form-row { grid-template-columns: 1fr; } }
.field { margin-bottom: var(--sp-sm); }
.field label { display: block; font-size: var(--fs-xs); font-weight: 700; margin-bottom: 6px; color: var(--c-dark); }
.field input, .field select, .field textarea {
  width: 100%; padding: 13px 16px; border-radius: var(--radius-sm); border: 1.5px solid var(--c-border);
  background: var(--c-bg); transition: var(--transition); font-size: var(--fs-sm);
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--c-primary); background: #fff; box-shadow: 0 0 0 4px rgba(0,86,210,0.1); outline: none; }
.field textarea { resize: vertical; min-height: 110px; }
.form-note { font-size: 11px; color: var(--c-text-soft); margin-top: 10px; text-align: center; }

.map-wrap { border-radius: var(--radius-lg); overflow: hidden; box-shadow: var(--shadow-md); margin-top: var(--sp-lg); border: 6px solid var(--c-surface); }
.map-wrap iframe { width: 100%; height: 380px; border: 0; display: block; }

/* ---------- 17. FOOTER ---------- */
.footer { background: #10192B; color: rgba(255,255,255,0.75); padding-top: var(--sp-xl); position: relative; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr 1fr 1.1fr; gap: var(--sp-lg); padding-bottom: var(--sp-lg); }
@media (max-width: 860px) { .footer-grid { grid-template-columns: 1fr 1fr; } }
@media (max-width: 520px) { .footer-grid { grid-template-columns: 1fr; } }
.footer-brand .brand-name strong { color: #fff; }
.footer p.tagline { font-size: var(--fs-sm); margin-top: var(--sp-sm); max-width: 300px; }
.footer-socials { display: flex; gap: 10px; margin-top: var(--sp-md); }
.footer-socials a { width: 36px; height: 36px; border-radius: 50%; background: rgba(255,255,255,0.08); display: flex; align-items: center; justify-content: center; transition: var(--transition); }
.footer-socials a:hover { background: var(--c-secondary); transform: translateY(-3px); }
.footer-socials svg { width: 16px; height: 16px; }
.footer h4 { color: #fff; font-family: var(--font-display); font-size: var(--fs-sm); margin-bottom: var(--sp-sm); }
.footer-links li { margin-bottom: 10px; }
.footer-links a { font-size: var(--fs-sm); transition: var(--transition); }
.footer-links a:hover { color: var(--c-accent); padding-left: 4px; }
.footer-contact li { display: flex; gap: 10px; font-size: var(--fs-sm); margin-bottom: 12px; align-items: flex-start; }
.footer-contact svg { width: 16px; height: 16px; flex-shrink: 0; margin-top: 3px; color: var(--c-accent); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-block: var(--sp-sm); display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 10px; font-size: var(--fs-xs); }

.back-to-top {
  position: fixed; bottom: 26px; right: 26px; width: 48px; height: 48px; border-radius: 50%;
  background: var(--grad-primary); color: #fff; display: flex; align-items: center; justify-content: center;
  box-shadow: var(--shadow-primary); z-index: 400; opacity: 0; pointer-events: none; transform: translateY(10px);
  transition: var(--transition);
}
.back-to-top.show { opacity: 1; pointer-events: auto; transform: translateY(0); }
.back-to-top:hover { transform: translateY(-4px); }
.back-to-top svg { width: 20px; height: 20px; }

/* WhatsApp float button */
.wa-float {
  position: fixed; bottom: 26px; left: 26px; width: 56px; height: 56px; border-radius: 50%;
  background: #25D366; display: flex; align-items: center; justify-content: center; box-shadow: var(--shadow-lg);
  z-index: 400; animation: pulse 2.4s ease infinite;
}
.wa-float svg { width: 28px; height: 28px; color: #fff; }
@keyframes pulse { 0%,100% { box-shadow: 0 0 0 0 rgba(37,211,102,0.5); } 50% { box-shadow: 0 0 0 12px rgba(37,211,102,0); } }

/* ---------- 18. PAGE HERO (inner pages) ---------- */
.page-hero {
  background: linear-gradient(160deg, #0B1B3D 0%, #0056D2 65%, #00967A 140%);
  padding-top: calc(var(--header-h) + var(--sp-lg)); padding-bottom: var(--sp-lg); text-align: center; color: #fff; position: relative; overflow: hidden;
}
.page-hero h1 { color: #fff; font-size: var(--fs-2xl); }
.page-hero p { color: rgba(255,255,255,0.85); max-width: 560px; margin-inline: auto; margin-top: var(--sp-xs); }
.breadcrumb { display: flex; justify-content: center; gap: 8px; font-size: var(--fs-xs); color: rgba(255,255,255,0.7); margin-bottom: var(--sp-sm); }
.breadcrumb a:hover { color: var(--c-accent); }

/* ---------- 19. FAQ (accordion) ---------- */
.faq-list { max-width: 780px; margin-inline: auto; display: flex; flex-direction: column; gap: 12px; }
.faq-item { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius-md); overflow: hidden; }
.faq-question { width: 100%; display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 18px 22px; text-align: left; font-family: var(--font-display); font-weight: 700; font-size: var(--fs-sm); }
.faq-question svg { width: 18px; height: 18px; flex-shrink: 0; transition: transform var(--transition); color: var(--c-primary); }
.faq-item.open .faq-question svg { transform: rotate(45deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.faq-item.open .faq-answer { max-height: 260px; }
.faq-answer p { padding: 0 22px 18px; color: var(--c-text-muted); font-size: var(--fs-sm); }

/* ---------- 20. GENERIC CARDS / MISC PAGE ELEMENTS ---------- */
.simple-grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-md); }
@media (max-width: 860px) { .simple-grid-3 { grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px) { .simple-grid-3 { grid-template-columns: 1fr; } }

.info-card { background: var(--c-surface); border: 1px solid var(--c-border); border-radius: var(--radius-md); padding: var(--sp-md); box-shadow: var(--shadow-sm); transition: var(--transition); }
.info-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-md); }

.tag-pill { display: inline-block; background: var(--c-surface-alt); color: var(--c-primary); font-size: 11px; font-weight: 700; padding: 5px 12px; border-radius: var(--radius-pill); margin: 3px 4px 3px 0; }

/* Result page */
.result-shell { min-height: 70vh; display: flex; align-items: center; justify-content: center; padding: var(--sp-xl) var(--sp-sm); }
.result-box { background: var(--c-surface); border-radius: var(--radius-lg); box-shadow: var(--shadow-lg); padding: var(--sp-lg); max-width: 460px; width: 100%; text-align: center; }
.result-box .icon-lg { width: 70px; height: 70px; border-radius: 50%; background: var(--c-surface-alt); color: var(--c-primary); display: flex; align-items: center; justify-content: center; margin-inline: auto; margin-bottom: var(--sp-sm); }
.result-box .icon-lg svg { width: 32px; height: 32px; }

/* Utility */
.text-center { text-align: center; }
.mt-lg { margin-top: var(--sp-lg); }
.visually-hidden { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }

/* ---------- 21. PRELOADER ---------- */
body.loading { overflow: hidden; }

.preloader {
  position: fixed; inset: 0; z-index: 9999;
  background: var(--c-white);
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px; text-align: center; padding: var(--sp-sm);
  transition: opacity 0.6s ease, visibility 0.6s ease;
}
.preloader.hide { opacity: 0; visibility: hidden; pointer-events: none; }

.preloader-logo img { width: 88px; height: auto; animation: preloaderPop 0.7s ease both; }
.preloader-brand {
  font-family: var(--font-display); font-weight: 800; font-size: clamp(2rem, 6vw, 3.2rem);
  color: var(--c-primary); letter-spacing: -0.01em; margin: 0; animation: fadeUp 0.7s 0.1s ease both;
}
.preloader-tagline {
  font-size: var(--fs-md); color: var(--c-text-muted); letter-spacing: 0.02em;
  animation: fadeUp 0.7s 0.2s ease both;
}
.preloader-bar {
  width: min(320px, 70vw); height: 6px; border-radius: var(--radius-pill);
  background: var(--c-surface-alt); overflow: hidden; margin-top: 8px;
  animation: fadeUp 0.7s 0.3s ease both;
}
.preloader-bar-fill {
  height: 100%; width: 0%; border-radius: var(--radius-pill);
  background: var(--grad-primary);
  animation: preloaderFill 1.7s 0.15s ease forwards;
}
.preloader-loading {
  font-size: var(--fs-sm); color: var(--c-text-soft); font-weight: 600;
  animation: fadeUp 0.7s 0.4s ease both;
}

@keyframes preloaderFill { from { width: 0%; } to { width: 100%; } }
@keyframes preloaderPop { from { opacity: 0; transform: scale(0.7); } to { opacity: 1; transform: scale(1); } }

@media (prefers-reduced-motion: reduce) {
  .preloader-bar-fill { animation: none; width: 100%; }
}