/* ============================================================
   MarCert Global — Enterprise Design System
   Maritime Certification Platform
   ============================================================ */

:root {
  /* Brand Palette */
  --navy:        #0d1f3c;
  --navy-light:  #1e3a5f;
  --navy-deep:   #080f1e;
  --blue:        #2563eb;
  --blue-light:  #3b82f6;
  --blue-glow:   rgba(37,99,235,.15);
  --amber:       #f59e0b;
  --amber-light: #fbbf24;
  --teal:        #14b8a6;
  --green:       #10b981;
  --red:         #ef4444;

  /* Light Theme Tokens */
  --border:      rgba(255,255,255,.08);
  --border-dark: #e2e8f0;
  --text:        #1e293b;
  --text-muted:  #64748b;
  --surface:     #ffffff;
  --surface-2:   #f8fafc;
  --surface-dark:#0d1f3c;

  /* Dark Portal Theme Tokens (used in portal/admin pages) */
  --bg-dark:       #060d1a;
  --text-primary:  #f1f5f9;
  --text-secondary:#cbd5e1;
  --border-color:  rgba(255,255,255,.09);
  --surface-raised:#141f35;

  /* Shared */
  --radius:      12px;
  --radius-lg:   20px;
  --shadow:      0 4px 24px rgba(0,0,0,.08);
  --shadow-lg:   0 20px 60px rgba(0,0,0,.15);
  --shadow-blue: 0 8px 32px rgba(37,99,235,.25);
}

/* ── Portal: override surface/text to dark theme ─────────── */
.mc-portal-wrap,
.mc-auth-wrap,
body[style*="background:var(--bg-dark)"],
body[style*="background: var(--bg-dark)"] {
  --text-muted:  #b0bdd0;
  --text:        #e8edf4;
  --surface:     #0f1c30;
}

/* ── Portal main area ─────────────────────────────────────── */
.mc-portal-wrap .mc-main  { background: var(--bg-dark) !important; }
.mc-portal-wrap .mc-content { color: var(--text-primary); }

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
/* overflow-x on BOTH html and body — iOS Safari scrolls the html element,
   so body-only is insufficient on iPhone/iPad */
html { scroll-behavior: smooth; overflow-x: hidden; max-width: 100%; }
body { max-width: 100%; overflow-x: hidden; }

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 15px;
  line-height: 1.6;
  color: var(--text);
  background: var(--surface);
  -webkit-font-smoothing: antialiased;
}

a { color: var(--blue); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; display: block; }

/* ── Typography ───────────────────────────────────────────── */
.display-hero {
  font-size: clamp(2.4rem, 5vw, 4rem);
  font-weight: 800;
  line-height: 1.1;
  letter-spacing: -0.03em;
  color: #ffffff;
}
.display-hero .accent { color: var(--amber); }

.section-title {
  font-size: clamp(1.6rem, 3vw, 2.2rem);
  font-weight: 700;
  color: var(--navy);
  letter-spacing: -0.02em;
  line-height: 1.2;
}
.section-sub {
  font-size: 1.05rem;
  color: var(--text-muted);
  max-width: 560px;
  line-height: 1.75;
}

/* ── Navigation ───────────────────────────────────────────── */
.mc-nav {
  background: rgba(8,15,30,.95);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid var(--border);
  padding: 0 24px;
  height: 70px;
  display: flex;
  align-items: center;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  width: 100%;
  z-index: 1000;
}

/* Push page content below the fixed nav on all public pages.
   Excludes portal (sidebar layout) and exam engine (has its own sticky header). */
body:not(:has(.mc-portal-wrap)):not(:has(.exam-wrap)) {
  padding-top: 70px;
}
.mc-nav-inner {
  max-width: 1280px;
  width: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  gap: 40px;
}
.mc-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  flex-shrink: 0;
}
.mc-brand-mark {
  width: 38px; height: 38px;
  background: url('../img/mercertlogo.png') center/contain no-repeat;
  border-radius: 0;
  display: block;
  font-size: 0;
  flex-shrink: 0;
}
.mc-brand-name {
  font-weight: 800; font-size: 18px; color: #fff; letter-spacing: -0.5px;
}
.mc-brand-name span { color: var(--amber); }

.mc-nav-links {
  display: flex; align-items: center; gap: 8px; flex: 1;
  list-style: none;
}
.mc-nav-links a {
  color: rgba(255,255,255,.7);
  font-size: 13px; font-weight: 500;
  padding: 6px 12px; border-radius: 8px;
  transition: all .2s;
  text-decoration: none;
}
.mc-nav-links a:hover { color: #fff; background: rgba(255,255,255,.08); }
.mc-nav-links a.active { color: var(--amber); }

.mc-nav-actions { display: flex; align-items: center; gap: 10px; margin-left: auto; }

/* ── Buttons ──────────────────────────────────────────────── */
.btn-mc-primary {
  background: linear-gradient(135deg, #1d4ed8, var(--blue));
  color: #fff; border: none; padding: 11px 24px;
  border-radius: var(--radius); font-weight: 700; font-size: 13px;
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  transition: all .2s; letter-spacing: .3px;
  text-decoration: none;
  box-shadow: var(--shadow-blue);
}
.btn-mc-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 12px 40px rgba(37,99,235,.35);
  color: #fff; text-decoration: none;
}

.btn-mc-amber {
  background: linear-gradient(135deg, #d97706, var(--amber));
  color: var(--navy); border: none; padding: 11px 24px;
  border-radius: var(--radius); font-weight: 700; font-size: 13px;
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  transition: all .2s; text-decoration: none;
}
.btn-mc-amber:hover { transform: translateY(-1px); color: var(--navy); text-decoration: none; }

.btn-mc-ghost {
  background: transparent;
  color: rgba(255,255,255,.8);
  border: 1px solid rgba(255,255,255,.2);
  padding: 10px 22px; border-radius: var(--radius);
  font-weight: 600; font-size: 13px; cursor: pointer;
  display: inline-flex; align-items: center; gap: 8px;
  transition: all .2s; text-decoration: none;
}
.btn-mc-ghost:hover { border-color: rgba(255,255,255,.5); color: #fff; text-decoration: none; }

.btn-mc-outline {
  background: transparent; color: var(--blue);
  border: 1.5px solid var(--blue); padding: 10px 22px;
  border-radius: var(--radius); font-weight: 600; font-size: 13px;
  cursor: pointer; display: inline-flex; align-items: center; gap: 8px;
  transition: all .2s; text-decoration: none;
}
.btn-mc-outline:hover { background: var(--blue); color: #fff; text-decoration: none; }

/* ── Hero Section ─────────────────────────────────────────── */
.mc-hero {
  background: linear-gradient(160deg, var(--navy-deep) 0%, #0d1f3c 50%, #112240 100%);
  min-height: 88vh;
  display: flex; align-items: center;
  position: relative; overflow: hidden;
  padding: 80px 24px;
}
.mc-hero::before {
  content: '';
  position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 60% at 60% 50%, rgba(37,99,235,.12) 0%, transparent 70%);
}
.mc-hero-grid {
  position: absolute; inset: 0; opacity: .04;
  background-image: linear-gradient(rgba(255,255,255,.5) 1px, transparent 1px),
                    linear-gradient(90deg, rgba(255,255,255,.5) 1px, transparent 1px);
  background-size: 60px 60px;
}
.mc-hero-inner {
  max-width: 1280px; margin: 0 auto; position: relative; z-index: 1;
  display: grid; grid-template-columns: 1fr 1fr; gap: 80px; align-items: center;
}
.mc-hero-badge {
  display: inline-flex; align-items: center; gap: 8px;
  background: rgba(37,99,235,.15); border: 1px solid rgba(37,99,235,.3);
  color: var(--blue-light); padding: 6px 14px; border-radius: 50px;
  font-size: 12px; font-weight: 600; letter-spacing: .5px;
  text-transform: uppercase; margin-bottom: 24px;
}
.mc-hero-badge i { color: var(--amber); }
.mc-hero-desc {
  color: rgba(255,255,255,.82); font-size: 1.1rem;
  line-height: 1.75; margin: 24px 0 36px; max-width: 520px;
}
.mc-hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.mc-hero-stats { display: flex; gap: 36px; margin-top: 48px; flex-wrap: wrap; }
.mc-hero-stat { text-align: left; }
.mc-hero-stat-num {
  font-size: 2rem; font-weight: 800; color: #fff; line-height: 1;
  background: linear-gradient(135deg, #fff, var(--amber-light));
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
}
.mc-hero-stat-label { font-size: 12px; color: rgba(255,255,255,.72); margin-top: 4px; letter-spacing: .5px; }

/* ── Hero Right — Cert Card Visual ─────────────────────────── */
.mc-hero-visual {
  position: relative; display: flex; align-items: center; justify-content: center;
}
.mc-cert-preview {
  background: linear-gradient(145deg, #1a2f5a, #112240);
  border: 1px solid rgba(245,158,11,.2);
  border-radius: 20px; padding: 36px;
  width: 100%; max-width: 440px;
  box-shadow: 0 40px 80px rgba(0,0,0,.4), 0 0 60px rgba(37,99,235,.1);
}
.mc-cert-preview-header {
  display: flex; align-items: center; justify-content: space-between; margin-bottom: 28px;
}
.mc-cert-logo { font-size: 11px; font-weight: 800; letter-spacing: 3px; color: var(--amber); text-transform: uppercase; }
.mc-cert-badge-icon {
  width: 44px; height: 44px;
  background: linear-gradient(135deg, var(--blue), var(--amber));
  border-radius: 12px; display: flex; align-items: center; justify-content: center;
  font-size: 20px; color: #fff;
}
.mc-cert-title { font-size: 11px; color: rgba(255,255,255,.65); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 8px; }
.mc-cert-name { font-size: 1.5rem; font-weight: 700; color: #fff; margin-bottom: 4px; }
.mc-cert-course { font-size: 13px; color: var(--amber-light); margin-bottom: 24px; }
.mc-cert-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 16px; margin-bottom: 24px; }
.mc-cert-field label { font-size: 10px; color: rgba(255,255,255,.65); letter-spacing: 1px; text-transform: uppercase; display: block; margin-bottom: 4px; }
.mc-cert-field span { font-size: 13px; font-weight: 600; color: rgba(255,255,255,.9); }
.mc-cert-hash {
  background: rgba(37,99,235,.1); border: 1px solid rgba(37,99,235,.2);
  border-radius: 8px; padding: 12px; font-family: monospace;
  font-size: 11px; color: var(--blue-light); word-break: break-all;
  display: flex; align-items: center; gap: 8px;
}
.mc-cert-hash i { color: var(--green); font-size: 14px; flex-shrink: 0; }
.mc-cert-verify-bar {
  display: flex; align-items: center; justify-content: center; gap: 8px;
  margin-top: 20px; padding-top: 20px; border-top: 1px solid rgba(255,255,255,.06);
  font-size: 11px; color: var(--green);
}

/* ── Section Layouts ──────────────────────────────────────── */
.mc-section { padding: 96px 24px; }
.mc-section-inner { max-width: 1280px; margin: 0 auto; }
.mc-section-header { text-align: center; margin-bottom: 64px; }
.mc-section-label {
  font-size: 11px; font-weight: 700; letter-spacing: 3px; text-transform: uppercase;
  color: var(--blue); display: block; margin-bottom: 12px;
}
.mc-section.dark { background: var(--navy-deep); }
.mc-section.dark .section-title { color: #fff; }
.mc-section.dark .section-sub { color: rgba(255,255,255,.78); }
.mc-section.grey { background: var(--surface-2); }

/* ── Feature Cards ────────────────────────────────────────── */
.mc-features-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(280px, 1fr)); gap: 24px; }

.mc-feature-card {
  background: var(--surface);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 32px;
  text-align: center;
  transition: all .3s;
  position: relative; overflow: hidden;
  display: flex; flex-direction: column; align-items: center;
}
.mc-feature-card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 3px;
  background: linear-gradient(90deg, var(--blue), var(--amber));
  opacity: 0; transition: opacity .3s;
}
.mc-feature-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.mc-feature-card:hover::before { opacity: 1; }

.mc-feature-icon {
  width: 56px; height: 56px;
  background: var(--blue-glow);
  border-radius: 16px;
  display: flex; align-items: center; justify-content: center;
  font-size: 24px; color: var(--blue);
  margin: 0 auto 20px;
  flex-shrink: 0;
}
.mc-feature-icon i { display: flex; align-items: center; justify-content: center; line-height: 1; }
.mc-feature-title { font-size: 16px; font-weight: 700; color: var(--navy); margin-bottom: 8px; text-align: center; }
.mc-feature-desc { font-size: 13px; color: var(--text-muted); line-height: 1.7; text-align: center; }

/* Two-col CTA responsive */
.mc-two-col-cta { grid-template-columns: 1fr 1fr; }
@media(max-width: 768px) { .mc-two-col-cta { grid-template-columns: 1fr !important; } }

/* ── Course Cards ─────────────────────────────────────────── */
.mc-courses-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 24px; }

.mc-course-card {
  background: var(--surface);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  overflow: hidden; transition: all .3s;
  display: flex; flex-direction: column;
}
.mc-course-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); border-color: #cbd5e1; }

.mc-course-thumb {
  height: 160px;
  background: linear-gradient(135deg, var(--navy), var(--navy-light));
  position: relative; overflow: hidden;
  display: flex; align-items: center; justify-content: center;
}
.mc-course-thumb-icon { font-size: 48px; opacity: .3; color: #fff; }
.mc-course-thumb img { width: 100%; height: 100%; object-fit: cover; position: absolute; inset: 0; }
.mc-course-thumb-badges {
  position: absolute; top: 12px; left: 12px; display: flex; gap: 6px; flex-wrap: wrap;
}

.mc-course-body { padding: 20px; flex: 1; display: flex; flex-direction: column; }
.mc-course-cat { font-size: 11px; font-weight: 700; color: var(--blue); text-transform: uppercase; letter-spacing: 1px; margin-bottom: 8px; }
.mc-course-title { font-size: 15px; font-weight: 700; color: var(--navy); line-height: 1.35; margin-bottom: 8px; }
.mc-course-sub { font-size: 12px; color: var(--text-muted); line-height: 1.5; margin-bottom: 16px; flex: 1; }
.mc-course-meta { display: flex; gap: 16px; font-size: 11px; color: var(--text-muted); margin-bottom: 16px; flex-wrap: wrap; }
.mc-course-meta span { display: flex; align-items: center; gap: 4px; }
.mc-course-footer {
  border-top: 1px solid var(--border-dark);
  padding-top: 16px; display: flex; align-items: center; justify-content: space-between;
}
.mc-course-price { font-size: 20px; font-weight: 800; color: var(--navy); }
.mc-course-price small { font-size: 12px; font-weight: 400; color: var(--text-muted); }

/* ── Badges ───────────────────────────────────────────────── */
.badge-level, .tier-badge {
  display: inline-flex; align-items: center;
  padding: 3px 10px; border-radius: 50px; font-size: 10px; font-weight: 700;
  letter-spacing: .5px; text-transform: uppercase;
}
.badge.bg-foundation { background: rgba(16,185,129,.15) !important; color: #065f46; }
.badge.bg-professional { background: rgba(37,99,235,.15) !important; color: #1e40af; }
.badge.bg-expert { background: rgba(239,68,68,.15) !important; color: #991b1b; }

/* ── Stats Bar ────────────────────────────────────────────── */
.mc-stats-bar {
  background: linear-gradient(135deg, var(--navy), #1e3a5f);
  padding: 48px 24px;
}
.mc-stats-inner {
  max-width: 1280px; margin: 0 auto;
  display: grid; grid-template-columns: repeat(4, 1fr); gap: 24px;
}
.mc-stat-item { text-align: center; padding: 20px; }
.mc-stat-num { font-size: 2.6rem; font-weight: 800; color: var(--amber); line-height: 1; }
.mc-stat-label { font-size: 13px; color: rgba(255,255,255,.78); margin-top: 8px; }

/* ── Pricing Cards ────────────────────────────────────────── */
.mc-pricing-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: 24px; align-items: start; }

.mc-plan-card {
  background: var(--surface);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg);
  padding: 32px; position: relative; transition: all .3s;
}
.mc-plan-card.featured {
  background: linear-gradient(145deg, var(--navy), #1e3a5f);
  border-color: var(--blue); transform: scale(1.03);
}
.mc-plan-card.featured .mc-plan-name { color: #fff; }
.mc-plan-card.featured .mc-plan-price { color: #fff; }
.mc-plan-card.featured .mc-plan-feature { color: rgba(255,255,255,.75); }
.mc-plan-card.featured .mc-plan-feature i { color: var(--amber); }
.mc-plan-card.featured .mc-plan-desc { color: rgba(255,255,255,.5); }

.mc-plan-badge {
  position: absolute; top: -12px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--blue), var(--amber));
  color: #fff; font-size: 10px; font-weight: 800; padding: 4px 14px;
  border-radius: 50px; white-space: nowrap; letter-spacing: 1px;
}
.mc-plan-name { font-size: 18px; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.mc-plan-desc { font-size: 12px; color: var(--text-muted); margin-bottom: 20px; }
.mc-plan-price { font-size: 2.4rem; font-weight: 800; color: var(--navy); line-height: 1; }
.mc-plan-price sup { font-size: 1.2rem; font-weight: 600; vertical-align: top; margin-top: 6px; }
.mc-plan-price span { font-size: 13px; font-weight: 400; color: var(--text-muted); }
.mc-plan-features { list-style: none; margin: 24px 0; display: flex; flex-direction: column; gap: 12px; }
.mc-plan-feature { display: flex; align-items: center; gap: 10px; font-size: 13px; color: var(--text); }
.mc-plan-feature i { color: var(--green); font-size: 15px; flex-shrink: 0; }

/* ── Portal Layout ────────────────────────────────────────── */
.mc-portal-wrap { display: flex; min-height: 100vh; }

.mc-sidebar {
  width: 260px; flex-shrink: 0;
  background: var(--navy-deep);
  display: flex; flex-direction: column;
  position: sticky; top: 0; height: 100vh;
  overflow-y: auto;
  transition: width .3s;
}
.mc-sidebar-brand {
  padding: 24px 20px;
  border-bottom: 1px solid var(--border);
  display: flex; align-items: center; gap: 12px;
}
.mc-sidebar-nav { padding: 20px 12px; flex: 1; }
.mc-sidebar-label {
  font-size: 10px; font-weight: 700; letter-spacing: 2px;
  text-transform: uppercase; color: rgba(255,255,255,.45);
  padding: 0 10px; margin: 20px 0 8px;
}
.mc-sidebar-link {
  display: flex; align-items: center; gap: 12px;
  padding: 10px 12px; border-radius: 10px;
  color: rgba(255,255,255,.72); font-size: 13px; font-weight: 500;
  text-decoration: none; transition: all .2s; margin-bottom: 2px;
}
.mc-sidebar-link i { font-size: 16px; width: 20px; text-align: center; }
.mc-sidebar-link:hover { background: rgba(255,255,255,.06); color: rgba(255,255,255,.9); text-decoration: none; }
.mc-sidebar-link.active { background: rgba(37,99,235,.15); color: var(--blue-light); border-left: 3px solid var(--blue); }
.mc-sidebar-link .badge { margin-left: auto; font-size: 10px; }

.mc-main { flex: 1; background: #f0f4f9; display: flex; flex-direction: column; overflow: hidden; }

.mc-topbar {
  background: #fff; border-bottom: 1px solid var(--border-dark);
  padding: 0 32px; height: 64px; display: flex; align-items: center;
  gap: 20px; position: sticky; top: 0; z-index: 100;
}
.mc-topbar-title { font-size: 17px; font-weight: 700; color: var(--navy); flex: 1; }
.mc-topbar-actions { display: flex; align-items: center; gap: 12px; }
.mc-topbar-notif {
  width: 38px; height: 38px; border-radius: 10px;
  background: var(--surface-2); border: 1px solid var(--border-dark);
  display: flex; align-items: center; justify-content: center;
  color: var(--text-muted); font-size: 16px; cursor: pointer;
  position: relative; transition: all .2s;
}
.mc-topbar-notif:hover { border-color: var(--blue); color: var(--blue); }
.mc-notif-dot {
  position: absolute; top: 7px; right: 7px;
  width: 8px; height: 8px; border-radius: 50%; background: var(--red);
  border: 2px solid #fff;
}
.mc-avatar {
  width: 36px; height: 36px; border-radius: 50%;
  background: linear-gradient(135deg, var(--blue), var(--amber));
  display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 13px; color: #fff; cursor: pointer;
}

.mc-content { padding: 32px; flex: 1; overflow-y: auto; }

/* ── Dashboard Cards ──────────────────────────────────────── */
.mc-kpi-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); gap: 20px; margin-bottom: 32px; }

.mc-kpi-card {
  background: var(--surface);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg); padding: 24px;
  display: flex; align-items: center; gap: 16px;
  transition: all .2s;
}
.mc-kpi-card:hover { box-shadow: var(--shadow); }
.mc-kpi-icon {
  width: 52px; height: 52px; border-radius: 14px; flex-shrink: 0;
  display: flex; align-items: center; justify-content: center; font-size: 22px;
}
.mc-kpi-icon.blue { background: rgba(37,99,235,.1); color: var(--blue); }
.mc-kpi-icon.green { background: rgba(16,185,129,.1); color: var(--green); }
.mc-kpi-icon.amber { background: rgba(245,158,11,.1); color: var(--amber); }
.mc-kpi-icon.red { background: rgba(239,68,68,.1); color: var(--red); }
.mc-kpi-icon.teal { background: rgba(20,184,166,.1); color: var(--teal); }
.mc-kpi-label { font-size: 12px; color: var(--text-muted); font-weight: 500; }
.mc-kpi-value { font-size: 28px; font-weight: 800; color: var(--navy); line-height: 1.1; }
.mc-kpi-sub { font-size: 11px; color: var(--text-muted); margin-top: 2px; }

/* ── Data Tables ─────────────────────────────────────────── */
.mc-table-wrap {
  background: var(--surface); border: 1px solid var(--border-dark);
  border-radius: var(--radius-lg); overflow: hidden;
}
.mc-table-head {
  display: flex; align-items: center; justify-content: space-between;
  padding: 20px 24px; border-bottom: 1px solid var(--border-dark);
}
.mc-table-title { font-size: 15px; font-weight: 700; color: var(--navy); }
.mc-table { width: 100%; border-collapse: collapse; }
.mc-table th {
  background: var(--surface-2); text-align: left;
  padding: 12px 20px; font-size: 11px; font-weight: 700;
  color: var(--text-muted); text-transform: uppercase; letter-spacing: .8px;
  border-bottom: 1px solid var(--border-dark);
}
.mc-table td { padding: 14px 20px; border-bottom: 1px solid var(--border-dark); font-size: 13px; color: var(--text); vertical-align: middle; }
.mc-table tr:last-child td { border-bottom: none; }
.mc-table tr:hover td { background: var(--surface-2); }

/* ── Exam Engine ──────────────────────────────────────────── */
.exam-wrap { min-height: 100vh; background: var(--navy-deep); display: flex; flex-direction: column; }
.exam-topbar {
  background: rgba(13,31,60,.95); border-bottom: 1px solid var(--border);
  padding: 0 32px; height: 64px; display: flex; align-items: center; gap: 20px;
  position: sticky; top: 0; z-index: 100;
}
.exam-timer {
  display: flex; align-items: center; gap: 8px;
  background: rgba(239,68,68,.1); border: 1px solid rgba(239,68,68,.3);
  padding: 8px 16px; border-radius: 10px;
  font-size: 18px; font-weight: 800; color: var(--red); font-family: monospace;
}
.exam-timer.warning { border-color: rgba(245,158,11,.5); color: var(--amber); background: rgba(245,158,11,.1); }
.exam-timer.critical { border-color: rgba(239,68,68,.5); animation: pulse-red .8s infinite; }
@keyframes pulse-red { 0%,100%{ background: rgba(239,68,68,.1); } 50%{ background: rgba(239,68,68,.2); } }

.exam-progress-bar { height: 3px; background: rgba(255,255,255,.1); }
.exam-progress-fill { height: 100%; background: linear-gradient(90deg, var(--blue), var(--amber)); transition: width .3s; }

.exam-body { flex: 1; display: grid; grid-template-columns: 280px 1fr; gap: 0; }

.exam-sidebar {
  background: rgba(8,15,30,.8); border-right: 1px solid var(--border);
  padding: 24px; overflow-y: auto;
}
.exam-q-grid { display: grid; grid-template-columns: repeat(5, 1fr); gap: 6px; }
.exam-q-num {
  width: 36px; height: 36px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-size: 12px; font-weight: 600; cursor: pointer;
  border: 1px solid rgba(255,255,255,.1); color: rgba(255,255,255,.5);
  transition: all .2s;
}
.exam-q-num.answered { background: rgba(16,185,129,.15); border-color: var(--green); color: var(--green); }
.exam-q-num.current  { background: var(--blue); border-color: var(--blue); color: #fff; }
.exam-q-num.flagged  { background: rgba(245,158,11,.15); border-color: var(--amber); color: var(--amber); }

.exam-main { padding: 40px; overflow-y: auto; }
.exam-q-counter { font-size: 12px; color: rgba(255,255,255,.4); margin-bottom: 8px; letter-spacing: 1px; }
.exam-q-text { font-size: 1.15rem; font-weight: 600; color: #fff; line-height: 1.6; margin-bottom: 12px; }
.exam-scenario {
  background: rgba(37,99,235,.08); border: 1px solid rgba(37,99,235,.2);
  border-radius: 10px; padding: 16px 20px; margin-bottom: 24px;
  font-size: 13px; color: rgba(255,255,255,.7); line-height: 1.7;
}
.exam-options { display: flex; flex-direction: column; gap: 12px; }
.exam-option {
  background: rgba(255,255,255,.04); border: 1px solid rgba(255,255,255,.1);
  border-radius: 12px; padding: 16px 20px; cursor: pointer;
  display: flex; align-items: flex-start; gap: 14px;
  transition: all .2s; color: rgba(255,255,255,.75); font-size: 14px;
}
.exam-option:hover { border-color: rgba(37,99,235,.5); background: rgba(37,99,235,.08); color: #fff; }
.exam-option.selected { border-color: var(--blue); background: rgba(37,99,235,.15); color: #fff; }
.exam-option-letter {
  width: 28px; height: 28px; border-radius: 8px; flex-shrink: 0;
  background: rgba(255,255,255,.08); display: flex; align-items: center; justify-content: center;
  font-weight: 700; font-size: 12px;
}
.exam-option.selected .exam-option-letter { background: var(--blue); }

.exam-nav { display: flex; align-items: center; justify-content: space-between; margin-top: 32px; padding-top: 24px; border-top: 1px solid var(--border); }

/* ── Certificate ──────────────────────────────────────────── */
.mc-cert-page {
  background: linear-gradient(160deg, #f8fafc 0%, #fff 100%);
  min-height: 100vh; display: flex; align-items: center; justify-content: center;
  padding: 40px 24px;
}
.mc-cert-document {
  background: #fff; max-width: 860px; width: 100%;
  border-radius: 24px; overflow: hidden;
  box-shadow: 0 40px 100px rgba(0,0,0,.15);
  border: 1px solid #e2e8f0;
}
.mc-cert-header-band {
  background: linear-gradient(135deg, var(--navy), #1e3a5f);
  padding: 40px 60px; text-align: center;
}
.mc-cert-org { font-size: 11px; font-weight: 800; letter-spacing: 4px; color: var(--amber); text-transform: uppercase; margin-bottom: 4px; }
.mc-cert-org-full { font-size: 24px; font-weight: 800; color: #fff; }
.mc-cert-body { padding: 56px 60px; text-align: center; }
.mc-cert-presents { font-size: 14px; color: var(--text-muted); letter-spacing: 2px; text-transform: uppercase; margin-bottom: 16px; }
.mc-cert-recipient { font-size: 2.8rem; font-weight: 800; color: var(--navy); margin-bottom: 24px; font-style: italic; }
.mc-cert-for { font-size: 14px; color: var(--text-muted); margin-bottom: 12px; }
.mc-cert-course-title { font-size: 1.5rem; font-weight: 700; color: var(--blue); margin-bottom: 32px; }
.mc-cert-details-row { display: flex; justify-content: center; gap: 48px; flex-wrap: wrap; margin-bottom: 40px; }
.mc-cert-detail { text-align: center; }
.mc-cert-detail label { font-size: 10px; font-weight: 700; letter-spacing: 2px; text-transform: uppercase; color: var(--text-muted); display: block; margin-bottom: 4px; }
.mc-cert-detail span { font-size: 14px; font-weight: 600; color: var(--navy); }
.mc-cert-footer-band {
  background: var(--surface-2); border-top: 1px solid var(--border-dark);
  padding: 24px 60px; display: flex; align-items: center; justify-content: space-between;
}
.mc-cert-verify-code { font-family: monospace; font-size: 12px; color: var(--text-muted); }
.mc-cert-qr { width: 80px; height: 80px; background: var(--navy); border-radius: 8px; display: flex; align-items: center; justify-content: center; }

/* ── Verify Page ──────────────────────────────────────────── */
.mc-verify-card {
  background: var(--surface); border-radius: var(--radius-lg);
  border: 1px solid var(--border-dark); padding: 48px;
  max-width: 680px; width: 100%; margin: 0 auto;
}
.mc-verify-valid {
  background: rgba(16,185,129,.05); border-color: rgba(16,185,129,.3);
}
.mc-verify-valid .mc-verify-status { color: var(--green); }
.mc-verify-invalid .mc-verify-status { color: var(--red); }
.mc-verify-status { font-size: 1.3rem; font-weight: 800; display: flex; align-items: center; gap: 10px; margin-bottom: 24px; }

/* ── Alerts ───────────────────────────────────────────────── */
.alert-mc {
  padding: 14px 18px; border-radius: var(--radius); font-size: 13px; font-weight: 500;
  display: flex; align-items: center; margin-bottom: 20px;
}
.alert-mc-success { background: rgba(16,185,129,.1); color: #065f46; border: 1px solid rgba(16,185,129,.25); }
.alert-mc-danger  { background: rgba(239,68,68,.1); color: #991b1b; border: 1px solid rgba(239,68,68,.25); }
.alert-mc-warning { background: rgba(245,158,11,.1); color: #92400e; border: 1px solid rgba(245,158,11,.25); }
.alert-mc-info    { background: rgba(37,99,235,.1); color: #1e40af; border: 1px solid rgba(37,99,235,.25); }

/* ── Forms ────────────────────────────────────────────────── */
.mc-form-group { margin-bottom: 20px; }
.mc-label { display: block; font-size: 12px; font-weight: 700; color: var(--navy); margin-bottom: 6px; letter-spacing: .3px; }
.mc-label .req { color: var(--red); margin-left: 2px; }
.mc-input, .mc-select, .mc-textarea {
  width: 100%; padding: 11px 14px; border: 1.5px solid #e2e8f0;
  border-radius: var(--radius); font-size: 14px; color: var(--text);
  background: var(--surface); transition: all .2s; outline: none;
  font-family: inherit;
}
.mc-input:focus, .mc-select:focus, .mc-textarea:focus {
  border-color: var(--blue); box-shadow: 0 0 0 3px rgba(37,99,235,.1);
}
.mc-textarea { resize: vertical; min-height: 100px; }

/* ── Auth Pages ───────────────────────────────────────────── */
.mc-auth-wrap {
  min-height: 100vh; display: grid; grid-template-columns: 1fr 1fr;
  background: var(--navy-deep);
}
.mc-auth-left {
  background: linear-gradient(160deg, var(--navy), #1e3a5f);
  padding: 60px; display: flex; flex-direction: column; justify-content: center;
  position: relative; overflow: hidden;
}
.mc-auth-left::before {
  content: ''; position: absolute; inset: 0;
  background: radial-gradient(ellipse 80% 80% at 30% 50%, rgba(37,99,235,.15) 0%, transparent 70%);
}
.mc-auth-right {
  background: #fff; padding: 60px; display: flex; flex-direction: column;
  align-items: center; justify-content: center;
}
.mc-auth-card { width: 100%; max-width: 420px; }
.mc-auth-title { font-size: 1.8rem; font-weight: 800; color: var(--navy); margin-bottom: 8px; }
.mc-auth-sub { font-size: 14px; color: var(--text-muted); margin-bottom: 32px; }

/* ── Partner Banner ───────────────────────────────────────── */
.mc-partner-banner {
  background: linear-gradient(135deg, rgba(37,99,235,.08), rgba(245,158,11,.05));
  border: 1px solid rgba(37,99,235,.15);
  border-radius: var(--radius); padding: 16px 20px;
  display: flex; align-items: center; gap: 16px; font-size: 13px;
}
.mc-partner-badge {
  background: var(--blue); color: #fff; font-size: 10px; font-weight: 700;
  padding: 3px 10px; border-radius: 50px; white-space: nowrap; letter-spacing: .5px;
}

/* ── Progress Bar ─────────────────────────────────────────── */
.mc-progress { height: 6px; background: var(--border-dark); border-radius: 50px; overflow: hidden; }
.mc-progress-fill { height: 100%; background: linear-gradient(90deg, var(--blue), var(--teal)); border-radius: 50px; transition: width .4s; }

/* ── Proctoring Overlay ───────────────────────────────────── */
.proctor-cam {
  position: fixed; bottom: 24px; right: 24px; z-index: 9999;
  width: 180px; border-radius: 14px; overflow: hidden;
  border: 2px solid var(--green); box-shadow: 0 8px 32px rgba(0,0,0,.4);
}
.proctor-cam video { width: 100%; display: block; transform: scaleX(-1); }
.proctor-status {
  background: rgba(0,0,0,.8); padding: 6px 10px;
  display: flex; align-items: center; gap: 6px;
  font-size: 10px; color: var(--green); font-weight: 600;
}
.proctor-dot { width: 6px; height: 6px; border-radius: 50%; background: var(--green); animation: blink 1s infinite; }
@keyframes blink { 0%,100%{ opacity:1; } 50%{ opacity:.3; } }

/* ── Footer ───────────────────────────────────────────────── */
.mc-footer {
  background: var(--navy-deep); padding: 80px 24px 40px;
  border-top: 1px solid var(--border);
}
.mc-footer-inner { max-width: 1280px; margin: 0 auto; }
.mc-footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.mc-footer-brand-desc { font-size: 13px; color: rgba(255,255,255,.4); line-height: 1.8; margin-top: 12px; max-width: 280px; }
.mc-footer-col-title { font-size: 11px; font-weight: 700; text-transform: uppercase; letter-spacing: 2px; color: rgba(255,255,255,.4); margin-bottom: 16px; }
.mc-footer-links { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.mc-footer-links a { font-size: 13px; color: rgba(255,255,255,.5); text-decoration: none; transition: color .2s; }
.mc-footer-links a:hover { color: rgba(255,255,255,.9); }
.mc-footer-bottom {
  border-top: 1px solid var(--border); padding-top: 24px;
  display: flex; align-items: center; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 12px; color: rgba(255,255,255,.3);
}
.mc-footer-partner {
  background: rgba(37,99,235,.1); border: 1px solid rgba(37,99,235,.2);
  border-radius: var(--radius); padding: 12px 20px;
  display: inline-flex; align-items: center; gap: 10px; margin-top: 20px;
  font-size: 12px; color: rgba(255,255,255,.6);
}
.mc-footer-partner strong { color: var(--amber-light); }

/* ── Animations ───────────────────────────────────────────── */
@keyframes fadeInUp { from { opacity:0; transform:translateY(20px); } to { opacity:1; transform:translateY(0); } }
@keyframes fadeIn   { from { opacity:0; } to { opacity:1; } }
.animate-up { animation: fadeInUp .5s ease forwards; }
.animate-in { animation: fadeIn .4s ease forwards; }

/* ── Mobile Nav Hamburger ─────────────────────────────────── */
.mc-nav-hamburger {
  display: none;
  background: none; border: none;
  color: rgba(255,255,255,.85); font-size: 28px;
  cursor: pointer; padding: 10px 12px; border-radius: 8px;
  margin-left: auto; flex-shrink: 0; align-items: center; justify-content: center;
  min-width: 48px; min-height: 48px;
  transition: background .2s;
  touch-action: manipulation;
  -webkit-tap-highlight-color: transparent;
  -webkit-appearance: none;
  appearance: none;
  /* Ensure tappable above any page content on mobile */
  position: relative;
  z-index: 1001;
}
.mc-nav-hamburger:hover,
.mc-nav-hamburger:active { background: rgba(255,255,255,.12); }

.mc-mobile-menu {
  /* Hidden by default — never use !important here so .open can override */
  display: none;
  position: fixed; top: 70px; left: 0; right: 0; z-index: 9990;
  background: rgba(6,10,22,.98);
  -webkit-backdrop-filter: blur(20px);
  backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,.1);
  flex-direction: column;
  box-shadow: 0 20px 40px rgba(0,0,0,.5);
  /* Smooth reveal */
  -webkit-overflow-scrolling: touch;
  max-height: calc(100vh - 70px);
  overflow-y: auto;
}
/* .open is added/removed by JS — !important beats any Bootstrap reset */
.mc-mobile-menu.open { display: flex !important; }
.mc-mobile-menu > a {
  color: rgba(255,255,255,.82); font-size: 15px; font-weight: 500;
  padding: 14px 24px; text-decoration: none;
  border-bottom: 1px solid rgba(255,255,255,.05);
  display: flex; align-items: center; gap: 12px;
  transition: background .15s;
}
.mc-mobile-menu > a:hover { background: rgba(255,255,255,.06); color: #fff; }
.mc-mobile-menu > a.active { color: var(--amber); }
.mc-mobile-menu-actions {
  padding: 16px 20px 20px;
  display: flex; flex-direction: column; gap: 10px;
}

/* ── Sidebar Mobile Overlay ───────────────────────────────── */
.mc-topbar-toggle {
  display: none;
  background: rgba(255,255,255,.08); border: 1px solid rgba(255,255,255,.1);
  border-radius: 8px; color: rgba(255,255,255,.8); font-size: 20px;
  padding: 5px 10px; cursor: pointer; align-items: center; justify-content: center;
  flex-shrink: 0; margin-right: 10px;
}
.mc-sidebar-overlay {
  display: none; position: fixed; inset: 0;
  background: rgba(0,0,0,.65); z-index: 9998; backdrop-filter: blur(2px);
}
.mc-sidebar-overlay.visible { display: block; }

/* ── Responsive: Tablet ───────────────────────────────────── */
@media (max-width: 1024px) {
  .mc-hero-inner { grid-template-columns: 1fr !important; gap: 40px !important; }
  .mc-hero-visual { display: none !important; }
  .mc-stats-inner { grid-template-columns: repeat(2, 1fr) !important; }
  .mc-footer-grid { grid-template-columns: 1fr 1fr !important; }
  .mc-auth-left { display: none !important; }
  .mc-auth-wrap { grid-template-columns: 1fr !important; }
  .mc-register-grid,
  .mc-login-grid { grid-template-columns: 1fr !important; }
  .mc-catalog-grid { grid-template-columns: 1fr !important; }
  .mc-catalog-grid aside { display: none !important; }
  .mc-about-grid { grid-template-columns: 1fr !important; }
  .mc-contact-grid { grid-template-columns: 1fr !important; }
  .mc-course-hero-grid { grid-template-columns: 1fr !important; }
  .mc-course-body-grid { grid-template-columns: 1fr !important; }
}

/* ── Responsive: Mobile ───────────────────────────────────── */
@media (max-width: 768px) {
  .mc-section { padding: 48px 16px !important; }
  .mc-nav { padding: 0 16px; }

  /* Nav: show hamburger, hide desktop links */
  .mc-nav-links,
  .mc-nav-actions { display: none !important; }
  .mc-nav-hamburger { display: flex !important; }

  /* Hero */
  .mc-hero { padding: 48px 20px !important; min-height: auto !important; }
  .mc-hero-inner { grid-template-columns: 1fr !important; gap: 0 !important; }
  .mc-hero-visual { display: none !important; }
  .mc-hero-stats { gap: 20px !important; margin-top: 28px !important; }
  .mc-hero-stat-num { font-size: 1.5rem !important; }
  .mc-hero-actions { flex-direction: column !important; }
  .mc-hero-actions a { justify-content: center !important; text-align: center !important; }

  /* Stats bar */
  .mc-stats-inner { grid-template-columns: 1fr 1fr !important; gap: 20px !important; }

  /* Homepage specific grids */
  .mc-steps-grid { grid-template-columns: 1fr 1fr !important; gap: 32px 16px !important; }
  .mc-testimonials-grid { grid-template-columns: 1fr !important; }

  /* Course grids */
  .mc-courses-grid { grid-template-columns: 1fr !important; gap: 16px !important; }
  .mc-catalog-grid { grid-template-columns: 1fr !important; }
  .mc-catalog-grid aside { display: none !important; }

  /* Course detail */
  .mc-course-hero-grid { grid-template-columns: 1fr !important; }
  .mc-course-body-grid { grid-template-columns: 1fr !important; }

  /* About, Contact pages */
  .mc-about-grid { grid-template-columns: 1fr !important; gap: 32px !important; }
  .mc-contact-grid { grid-template-columns: 1fr !important; }

  /* Register/Login */
  .mc-register-grid,
  .mc-login-grid { grid-template-columns: 1fr !important; }
  .mc-auth-left { display: none !important; }

  /* Portal sidebar — slide-in via transform */
  .mc-sidebar {
    position: fixed !important; left: 0 !important; top: 0; bottom: 0;
    z-index: 9999 !important; width: 260px !important;
    transform: translateX(-100%); transition: transform .28s ease; box-shadow: none;
  }
  .mc-sidebar.mobile-open { transform: translateX(0) !important; box-shadow: 8px 0 40px rgba(0,0,0,.5); }
  .mc-topbar-toggle { display: flex !important; }

  /* Portal/admin grids */
  .mc-dashboard-grid,
  .mc-admin-main-grid { grid-template-columns: 1fr !important; }
  .mc-profile-grid { grid-template-columns: 1fr !important; }
  .mc-viewer-grid,
  .mc-study-grid { grid-template-columns: 1fr !important; min-height: auto !important; }

  /* Portal content */
  .mc-content { padding: 16px !important; }
  .mc-kpi-grid { grid-template-columns: 1fr 1fr !important; }

  /* Exam */
  .exam-body { grid-template-columns: 1fr !important; }
  .exam-sidebar { display: none !important; }

  /* Certificate */
  .mc-cert-body { padding: 28px 20px !important; }
  .mc-cert-recipient { font-size: 1.6rem !important; }

  /* Footer */
  .mc-footer-grid { grid-template-columns: 1fr !important; gap: 32px !important; }

  /* Section header */
  .mc-section-header { margin-bottom: 40px; }
}

/* ── Responsive: Small Mobile ─────────────────────────────── */
@media (max-width: 480px) {
  .mc-kpi-grid { grid-template-columns: 1fr !important; }
  .mc-steps-grid { grid-template-columns: 1fr !important; }
  .mc-hero-stats { display: grid !important; grid-template-columns: 1fr 1fr !important; gap: 16px !important; }
  .mc-hero-badge { font-size: 10px; }
  .display-hero { font-size: 1.9rem; }
  .mc-cert-preview { padding: 20px 14px; }
  .mc-section-inner { padding: 0 4px; }
}