/* ============================================
   TEFL Pro — style.css
   Palette: Fresh Academic (deep blue + warm accent)
   Font: IBM Plex Sans
   Component: Soft cards (12-16px radius, light shadow, thin border)
   Motion: Micro-interactions on hover only
   Separators: None
   Card Hover: Top border color reveal
   Heading Gradient: primary -> accent (135deg)
   Logo Treatment: Pill background
   ============================================ */

:root {
    --primary: #2563EB;
    --primary-dark: #1D4ED8;
    --primary-light: #DBEAFE;
    --secondary: #60A5FA;
    --accent: #F59E0B;
    --accent-dark: #D97706;
    --neutral-dark: #1E293B;
    --neutral-light: #F8FAFC;
    --text-primary: #1E293B;
    --text-secondary: #64748B;
    --background: #FFFFFF;
    --surface: #F1F5F9;
    --border: #E2E8F0;
    --font-heading: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --font-body: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.07), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.04);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.1), 0 8px 10px -6px rgba(0,0,0,0.04);
    --radius: 12px;
    --radius-lg: 16px;
    --container: 1200px;
}

/* Reset */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { font-family: var(--font-body); font-size: 1rem; line-height: 1.7; color: var(--text-primary); background: var(--background); -webkit-font-smoothing: antialiased; }
img { max-width: 100%; height: auto; display: block; }
a { color: var(--primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--primary-dark); }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; font-size: inherit; }

/* Scroll Progress Bar — gradient accent->primary, 3px */
.scroll-progress {
    position: fixed;
    top: 0;
    left: 0;
    height: 3px;
    width: 0%;
    background: linear-gradient(to right, var(--accent), var(--primary));
    z-index: 10001;
    transition: width 0.1s linear;
}

/* Container */
.container { max-width: var(--container); margin: 0 auto; padding: 0 1.5rem; }

/* Section */
.section { padding: 5rem 0; }
.section-alt { background: var(--surface); }
.section-header { text-align: center; margin-bottom: 3rem; max-width: 700px; margin-left: auto; margin-right: auto; }
.section-header h2 {
    font-family: var(--font-heading);
    font-size: 2.25rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, var(--primary), var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.section-header p { color: var(--text-secondary); font-size: 1.1rem; line-height: 1.6; }

/* ============ HEADER ============ */
.site-header {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(255,255,255,0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    transition: box-shadow var(--transition);
}
.site-header.scrolled { box-shadow: var(--shadow-md); }
.header-inner {
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 1.5rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
    gap: 1.5rem;
}

/* Logo — pill treatment */
.logo-link { display: flex; align-items: center; gap: 0.75rem; text-decoration: none; color: var(--neutral-dark); flex-shrink: 0; }
.logo-pill {
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--primary-light);
    border-radius: 10px;
    padding: 6px;
}
.logo-img { height: 36px; width: auto; }
.logo-text { font-family: var(--font-heading); font-weight: 700; font-size: 1.15rem; color: var(--neutral-dark); }

/* Navigation */
.main-nav { display: flex; align-items: center; gap: 0.25rem; }
.nav-link {
    font-family: var(--font-heading);
    font-weight: 500;
    font-size: 0.9rem;
    color: var(--text-secondary);
    padding: 0.5rem 0.85rem;
    border-radius: 8px;
    transition: color var(--transition), background var(--transition);
    white-space: nowrap;
}
.nav-link:hover, .nav-link.active { color: var(--primary); background: var(--primary-light); }
.nav-link.nav-cta {
    background: var(--primary);
    color: #fff;
    padding: 0.5rem 1.25rem;
    border-radius: 8px;
    font-weight: 600;
}
.nav-link.nav-cta:hover { background: var(--primary-dark); color: #fff; }

/* Header Actions */
.header-actions { display: flex; align-items: center; gap: 0.75rem; }

/* Language Switcher */
.lang-switcher { position: relative; }
.lang-btn {
    display: flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.4rem 0.75rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.85rem;
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--background);
    transition: border-color var(--transition);
}
.lang-btn:hover { border-color: var(--primary); color: var(--primary); }
.lang-current { text-transform: uppercase; }
.lang-dropdown {
    display: none;
    position: absolute;
    top: calc(100% + 8px);
    right: 0;
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-lg);
    z-index: 998;
    min-width: 160px;
    max-height: 320px;
    overflow-y: auto;
    padding: 0.5rem;
}
.lang-dropdown.open { display: block; }
.lang-option {
    display: block;
    padding: 0.5rem 0.75rem;
    font-size: 0.85rem;
    color: var(--text-primary);
    border-radius: 6px;
    transition: background var(--transition);
}
.lang-option:hover { background: var(--surface); }
.lang-option.active { color: var(--primary); font-weight: 600; background: var(--primary-light); }

/* Hamburger */
.hamburger { display: none; flex-direction: column; gap: 5px; padding: 8px; }
.hamburger-line { width: 22px; height: 2px; background: var(--neutral-dark); border-radius: 2px; transition: transform var(--transition), opacity var(--transition); }
.hamburger.open .hamburger-line:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open .hamburger-line:nth-child(2) { opacity: 0; }
.hamburger.open .hamburger-line:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ============ HERO ============ */
.hero {
    position: relative;
    min-height: 600px;
    display: flex;
    align-items: center;
    overflow: hidden;
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
}
.hero-video-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}
.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(30,64,168,0.75), rgba(37,99,235,0.65));
    z-index: 1;
}
.hero-content {
    position: relative;
    z-index: 2;
    max-width: var(--container);
    margin: 0 auto;
    padding: 4rem 1.5rem;
    color: #fff;
    text-align: center;
}
.hero-title {
    font-family: var(--font-heading);
    font-size: 3.25rem;
    font-weight: 700;
    line-height: 1.15;
    margin-bottom: 1.25rem;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}
.hero-subtitle {
    font-size: 1.2rem;
    line-height: 1.6;
    opacity: 0.92;
    margin-bottom: 2rem;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
}
.hero-testimonial-snippet {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: rgba(255,255,255,0.12);
    backdrop-filter: blur(8px);
    border: 1px solid rgba(255,255,255,0.2);
    border-radius: var(--radius);
    padding: 1rem 1.5rem;
    max-width: 520px;
    margin: 0 auto 2rem;
    text-align: left;
}
.hero-testimonial-avatar { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; flex-shrink: 0; border: 2px solid rgba(255,255,255,0.4); }
.hero-testimonial-text { font-size: 0.9rem; font-style: italic; opacity: 0.9; }
.hero-testimonial-name { font-size: 0.8rem; font-weight: 600; margin-top: 0.25rem; opacity: 0.75; }
.hero-trust-row {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}
.hero-trust-item {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 0.85rem;
    opacity: 0.85;
    font-weight: 500;
}
.hero-trust-item svg { width: 18px; height: 18px; stroke: var(--accent); fill: none; stroke-width: 2; }
.hero-ctas { display: flex; justify-content: center; gap: 1rem; flex-wrap: wrap; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.85rem 2rem;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1rem;
    border-radius: 10px;
    transition: all var(--transition);
    border: none;
    cursor: pointer;
    text-decoration: none;
}
.btn-primary { background: var(--accent); color: var(--neutral-dark); box-shadow: 0 4px 14px rgba(245,158,11,0.3); }
.btn-primary:hover { background: var(--accent-dark); color: #fff; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(245,158,11,0.35); }
.btn-secondary { background: rgba(255,255,255,0.15); color: #fff; border: 1px solid rgba(255,255,255,0.3); backdrop-filter: blur(4px); }
.btn-secondary:hover { background: rgba(255,255,255,0.25); color: #fff; }
.btn-outline { background: transparent; color: var(--primary); border: 2px solid var(--primary); }
.btn-outline:hover { background: var(--primary); color: #fff; }

/* ============ HOW IT WORKS ============ */
.steps-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    position: relative;
    align-items: start;
}
.step-item { text-align: center; position: relative; }
.step-number {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    background: var(--accent);
    color: var(--neutral-dark);
    font-weight: 700;
    font-size: 0.85rem;
    margin-bottom: 1rem;
}
.step-icon {
    width: 72px;
    height: 72px;
    border-radius: 50%;
    border: 2px solid var(--primary);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
    transition: all var(--transition);
    background: var(--background);
}
.step-icon svg { width: 28px; height: 28px; stroke: var(--primary); fill: none; stroke-width: 2; transition: stroke var(--transition); }
.step-item:hover .step-icon { background: linear-gradient(135deg, var(--primary), var(--primary-dark)); transform: scale(1.1); box-shadow: 0 8px 25px rgba(37,99,235,0.25); }
.step-item:hover .step-icon svg { stroke: #fff; }
.step-title { font-family: var(--font-heading); font-weight: 700; font-size: 1.15rem; margin-bottom: 0.5rem; }
.step-desc { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.6; }
.step-connector {
    position: absolute;
    top: 56px;
    right: -1rem;
    width: calc(2rem);
    display: flex;
    align-items: center;
    justify-content: center;
}
.step-connector svg { width: 24px; height: 24px; stroke: var(--border); fill: none; stroke-width: 2; }
.step-item:last-child .step-connector { display: none; }

/* ============ PRICING ============ */
.pricing-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 2rem; max-width: 800px; margin: 0 auto; }
.pricing-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-top: 3px solid transparent;
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
    position: relative;
}
.pricing-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-top-color: var(--primary); }
.pricing-card:hover .btn { transform: scale(1.03); }
.pricing-card.featured { border-top-color: var(--accent); }
.pricing-card.featured:hover { border-top-color: var(--accent); }
.pricing-badge {
    position: absolute;
    top: -12px;
    right: 1.5rem;
    background: var(--accent);
    color: var(--neutral-dark);
    font-size: 0.75rem;
    font-weight: 700;
    padding: 0.3rem 1rem;
    border-radius: 50px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}
.pricing-tier { font-family: var(--font-heading); font-weight: 700; font-size: 1.25rem; margin-bottom: 0.5rem; }
.pricing-price { font-size: 2.5rem; font-weight: 700; color: var(--primary); margin-bottom: 0.25rem; }
.pricing-price .currency { font-size: 1.5rem; vertical-align: super; }
.pricing-period { color: var(--text-secondary); font-size: 0.85rem; margin-bottom: 1.5rem; }
.pricing-features { margin-bottom: 2rem; }
.pricing-feature {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    padding: 0.5rem 0;
    font-size: 0.95rem;
    color: var(--text-primary);
}
.pricing-feature svg { width: 18px; height: 18px; stroke: #059669; fill: none; stroke-width: 2.5; flex-shrink: 0; margin-top: 2px; }
.pricing-card .btn { width: 100%; justify-content: center; }

/* ============ STATS ============ */
.stats-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: 2rem; }
.stat-item { text-align: center; }
.stat-icon-wrap { position: relative; width: 56px; height: 56px; margin: 0 auto 1rem; }
.stat-ring {
    position: absolute;
    inset: -6px;
    border: 2px dashed var(--primary);
    border-radius: 50%;
    opacity: 0.3;
    animation: spin 12s linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.stat-icon {
    width: 56px;
    height: 56px;
    border-radius: 50%;
    background: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    z-index: 1;
}
.stat-icon svg { width: 24px; height: 24px; stroke: var(--primary); fill: none; stroke-width: 2; }
.stat-number { font-family: var(--font-heading); font-size: 2.5rem; font-weight: 700; color: var(--primary); }
.stat-label { color: var(--text-secondary); font-size: 0.9rem; font-weight: 500; }

/* ============ COMPARISON TABLE ============ */
.comparison-section .table-wrap { overflow-x: auto; margin: 0 -1.5rem; padding: 0 1.5rem; }
.comparison-table {
    width: 100%;
    border-collapse: collapse;
    font-size: 0.95rem;
}
.comparison-table thead th {
    background: var(--primary);
    color: #fff;
    padding: 1rem;
    font-weight: 600;
    text-align: center;
    font-family: var(--font-heading);
}
.comparison-table thead th:first-child { text-align: left; border-radius: 8px 0 0 0; }
.comparison-table thead th:last-child { border-radius: 0 8px 0 0; }
.comparison-table thead th.highlight { background: var(--accent); color: var(--neutral-dark); }
.comparison-table tbody tr { border-bottom: 1px solid var(--border); }
.comparison-table tbody tr:nth-child(even) { background: var(--surface); }
.comparison-table tbody td { padding: 0.85rem 1rem; text-align: center; }
.comparison-table tbody td:first-child { text-align: left; font-weight: 500; }
.comparison-table .check { color: #059669; font-weight: 700; font-size: 1.1rem; }
.comparison-table .cross { color: var(--text-secondary); }

/* ============ KNOWLEDGE HUB ============ */
.knowledge-hub { display: grid; gap: 2rem; }
.knowledge-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-radius: 8px;
    box-shadow: var(--shadow-md);
    transition: all var(--transition);
    overflow: hidden;
}
.knowledge-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-2px); }
.kcard-header { display: flex; align-items: center; gap: 1rem; padding: 1.5rem 2rem 1rem; }
.kcard-icon { width: 48px; height: 48px; border-radius: 12px; display: flex; align-items: center; justify-content: center; flex-shrink: 0; }
.kcard-icon svg { width: 24px; height: 24px; fill: none; stroke-width: 2; }
.kcard-icon--blue { background: var(--primary-light); }
.kcard-icon--blue svg { stroke: var(--primary); }
.kcard-icon--amber { background: rgba(245,158,11,0.12); }
.kcard-icon--amber svg { stroke: var(--accent-dark); }
.kcard-icon--green { background: rgba(16,185,129,0.1); }
.kcard-icon--green svg { stroke: #059669; }
.kcard-icon--purple { background: rgba(139,92,246,0.1); }
.kcard-icon--purple svg { stroke: #7C3AED; }
.kcard-icon--rose { background: rgba(244,63,94,0.08); }
.kcard-icon--rose svg { stroke: #E11D48; }
.kcard-icon--teal { background: rgba(20,184,166,0.1); }
.kcard-icon--teal svg { stroke: #0D9488; }
.kcard-icon--indigo { background: rgba(99,102,241,0.1); }
.kcard-icon--indigo svg { stroke: #4F46E5; }
.kcard-title { font-family: var(--font-heading); font-size: 1.35rem; font-weight: 700; color: var(--neutral-dark); }
.kcard-body { padding: 0 2rem 1.5rem; font-size: 1rem; line-height: 1.8; }
.kcard-body p { margin-bottom: 1rem; }
.kcard-body h3 { font-family: var(--font-heading); font-size: 1.1rem; font-weight: 600; margin: 1.5rem 0 0.75rem; color: var(--neutral-dark); }
.kcard-body ul, .kcard-body ol { padding-left: 1.5rem; margin-bottom: 1rem; }
.kcard-body ul { list-style: disc; }
.kcard-body ol { list-style: decimal; }
.kcard-body li { margin-bottom: 0.4rem; }
.kcard-expandable { max-height: 0; overflow: hidden; transition: max-height 0.4s ease; }
.kcard-expandable.expanded { max-height: 3000px; }
.kcard-expand-btn {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: none;
    border: none;
    color: var(--primary);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    padding: 0.25rem 0;
    margin-top: 0.5rem;
}
.kcard-expand-btn:hover { color: var(--primary-dark); }
.kcard-expand-btn svg { width: 16px; height: 16px; transition: transform 0.3s ease; }
.kcard-expandable.expanded + .kcard-expand-btn svg { transform: rotate(180deg); }
.kcard-tag {
    display: inline-block;
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    border-radius: 50px;
    padding: 0.2rem 0.75rem;
    margin-bottom: 0.75rem;
    font-weight: 600;
}
.kcard-tag--guide { background: var(--primary-light); color: var(--primary); }
.kcard-tag--career { background: rgba(16,185,129,0.1); color: #059669; }
.kcard-tag--money { background: rgba(245,158,11,0.12); color: var(--accent-dark); }
.kcard-tag--tips { background: rgba(139,92,246,0.1); color: #7C3AED; }
.kcard-tag--curriculum { background: rgba(20,184,166,0.1); color: #0D9488; }
.kcard-tag--growth { background: rgba(99,102,241,0.1); color: #4F46E5; }
.kcard-tag--myths { background: rgba(244,63,94,0.08); color: #E11D48; }

/* Split card */
.kcard-split { display: grid; grid-template-columns: 1fr 1fr; }
.kcard-split .kcard-media img { width: 100%; height: 100%; object-fit: cover; }
.kcard-split--reverse { direction: rtl; }
.kcard-split--reverse > * { direction: ltr; }
.knowledge-grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; }

/* Article content elements inside kcard-body */
.article-table-wrap { overflow-x: auto; margin: 1rem 0; }
.article-table { width: 100%; border-collapse: collapse; font-size: 0.9rem; }
.article-table thead th { background: var(--primary); color: #fff; padding: 0.75rem; text-align: left; font-weight: 600; }
.article-table tbody td { padding: 0.65rem 0.75rem; border-bottom: 1px solid var(--border); }
.article-table tbody tr:nth-child(even) { background: var(--surface); }
.article-blockquote { border-left: 4px solid var(--primary); background: var(--primary-light); padding: 1.25rem 1.5rem; margin: 1.25rem 0; border-radius: 0 8px 8px 0; font-style: italic; }
.article-blockquote cite { display: block; font-style: normal; font-weight: 600; margin-top: 0.5rem; font-size: 0.85rem; color: var(--text-secondary); }
.article-tip { border-left: 4px solid var(--accent); background: rgba(245,158,11,0.08); padding: 1rem 1.25rem; margin: 1rem 0; border-radius: 0 8px 8px 0; }
.article-key { border-left: 4px solid var(--secondary); background: rgba(96,165,250,0.08); padding: 1rem 1.25rem; margin: 1rem 0; border-radius: 0 8px 8px 0; }
.article-stats-row { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1rem; margin: 1.25rem 0; }
.article-stat-card { text-align: center; background: var(--surface); border-radius: 8px; padding: 1rem; }
.article-stat-card .stat-val { font-size: 1.5rem; font-weight: 700; color: var(--primary); }
.article-stat-card .stat-lbl { font-size: 0.8rem; color: var(--text-secondary); }

/* ============ TESTIMONIALS ============ */
.testimonial-carousel { overflow: hidden; }
.testimonial-track { display: flex; transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1); }
.testimonial-slide { min-width: 100%; display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; padding: 0.5rem; }
.testimonial-card {
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 1.5rem;
    transition: all var(--transition);
    background: var(--background);
}
.testimonial-card:hover { box-shadow: var(--shadow-md); border-color: var(--primary-light); }
.testimonial-stars { margin-bottom: 0.75rem; color: var(--accent); }
.testimonial-stars svg { width: 16px; height: 16px; fill: var(--accent); display: inline-block; }
.testimonial-text { font-size: 0.95rem; font-style: italic; color: var(--text-primary); line-height: 1.6; margin-bottom: 1rem; }
.testimonial-author { display: flex; align-items: center; gap: 0.75rem; }
.testimonial-avatar { width: 48px; height: 48px; border-radius: 50%; object-fit: cover; }
.testimonial-name { font-weight: 600; font-size: 0.9rem; }
.testimonial-location { font-size: 0.8rem; color: var(--text-secondary); }
.testimonial-dots { display: flex; justify-content: center; gap: 0.5rem; margin-top: 1.5rem; }
.testimonial-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--border); border: none; cursor: pointer; transition: background var(--transition); }
.testimonial-dot.active { background: var(--primary); }

/* ============ FAQ ============ */
.faq-list { max-width: 800px; margin: 0 auto; }
.faq-item { border-bottom: 1px solid var(--border); }
.faq-question {
    width: 100%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.25rem 0;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 1.05rem;
    text-align: left;
    color: var(--text-primary);
    background: none;
    border: none;
    cursor: pointer;
    gap: 1rem;
}
.faq-question svg { width: 20px; height: 20px; stroke: var(--text-secondary); fill: none; stroke-width: 2; flex-shrink: 0; transition: transform 0.3s ease; }
.faq-item.open .faq-question svg { transform: rotate(180deg); }
.faq-answer { max-height: 0; overflow: hidden; transition: max-height 0.3s ease; }
.faq-answer-inner { padding: 0 0 1.25rem; color: var(--text-secondary); line-height: 1.7; }

/* ============ CTA BANNER ============ */
.cta-banner {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary));
    padding: 4rem 0;
    text-align: center;
    color: #fff;
}
.cta-banner h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1rem;
    background: linear-gradient(135deg, #fff, var(--accent));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}
.cta-banner p { opacity: 0.9; margin-bottom: 2rem; font-size: 1.1rem; }

/* ============ FLOATING CTA ============ */
.floating-cta {
    position: fixed;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%) translateY(20px);
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s cubic-bezier(0.4,0,0.2,1), transform 0.4s cubic-bezier(0.4,0,0.2,1);
    background: var(--primary);
    color: #fff;
    padding: 0.75rem 2rem;
    border-radius: 50px;
    font-family: var(--font-heading);
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    box-shadow: 0 4px 20px rgba(37,99,235,0.35);
    white-space: nowrap;
}
.floating-cta.visible { opacity: 1; pointer-events: auto; transform: translateX(-50%) translateY(0); }
.floating-cta:hover { background: var(--primary-dark); color: #fff; transform: translateX(-50%) translateY(-2px); box-shadow: 0 6px 25px rgba(37,99,235,0.4); }

/* ============ COURSE PAGE ============ */
.course-card {
    background: var(--background);
    border: 1px solid var(--border);
    border-top: 3px solid transparent;
    border-radius: var(--radius-lg);
    padding: 2rem;
    box-shadow: var(--shadow-sm);
    transition: all var(--transition);
}
.course-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-top-color: var(--primary); }
.course-card.featured:hover { border-top-color: var(--accent); }
.course-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.course-hours { font-weight: 700; color: var(--primary); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.05em; margin-bottom: 0.5rem; transition: color var(--transition); }
.course-card:hover .course-hours { color: var(--accent); }
.course-title { font-family: var(--font-heading); font-weight: 700; font-size: 1.25rem; margin-bottom: 0.75rem; }
.course-desc { color: var(--text-secondary); font-size: 0.95rem; margin-bottom: 1.5rem; }

/* ============ CONTACT FORM ============ */
.contact-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; max-width: 900px; margin: 0 auto; }
.contact-info-block h3 { font-family: var(--font-heading); font-size: 1.25rem; font-weight: 700; margin-bottom: 1rem; }
.contact-info-block p { color: var(--text-secondary); margin-bottom: 1.5rem; }
.contact-detail { display: flex; align-items: center; gap: 0.75rem; margin-bottom: 1rem; color: var(--text-primary); }
.contact-detail svg { width: 20px; height: 20px; stroke: var(--primary); fill: none; stroke-width: 2; }
.contact-form { display: flex; flex-direction: column; gap: 1.25rem; }
.form-group { display: flex; flex-direction: column; gap: 0.4rem; }
.form-label { font-weight: 500; font-size: 0.9rem; color: var(--text-primary); }
.form-input, .form-textarea {
    padding: 0.75rem 1rem;
    border: 1px solid var(--border);
    border-radius: 8px;
    font-size: 0.95rem;
    transition: border-color var(--transition), box-shadow var(--transition);
    background: var(--background);
}
.form-input:focus, .form-textarea:focus { outline: none; border-color: var(--primary); box-shadow: 0 0 0 3px rgba(37,99,235,0.1); }
.form-textarea { min-height: 120px; resize: vertical; }
.form-message { padding: 1rem; border-radius: 8px; font-size: 0.9rem; display: none; }
.form-message.success { display: block; background: rgba(16,185,129,0.1); color: #059669; border: 1px solid rgba(16,185,129,0.2); }
.form-message.error { display: block; background: rgba(244,63,94,0.08); color: #E11D48; border: 1px solid rgba(244,63,94,0.15); }

/* ============ ABOUT PAGE ============ */
.about-intro { display: grid; grid-template-columns: 1fr 1fr; gap: 3rem; align-items: center; margin-bottom: 3rem; }
.about-intro-text h2 { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; margin-bottom: 1rem; }
.about-intro-text p { color: var(--text-secondary); margin-bottom: 1rem; line-height: 1.7; }
.values-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 1.5rem; }
.values-grid.grid-2col { grid-template-columns: repeat(2, 1fr); }
.value-card { background: var(--surface); border-radius: var(--radius); padding: 1.5rem; border: 1px solid var(--border); transition: all var(--transition); }
.value-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-md); }
.value-icon { width: 40px; height: 40px; border-radius: 10px; background: var(--primary-light); display: flex; align-items: center; justify-content: center; margin-bottom: 0.75rem; }
.value-icon svg { width: 20px; height: 20px; stroke: var(--primary); fill: none; stroke-width: 2; }
.value-card h3 { font-family: var(--font-heading); font-weight: 600; font-size: 1rem; margin-bottom: 0.5rem; }
.value-card p { color: var(--text-secondary); font-size: 0.9rem; }

/* Team */
.team-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.team-card { background: var(--background); border: 1px solid var(--border); border-radius: var(--radius-lg); padding: 2rem; text-align: left; transition: all var(--transition); }
.team-card:hover { box-shadow: var(--shadow-lg); transform: translateY(-4px); }
.team-card-header { text-align: center; margin-bottom: 1.5rem; }
.team-avatar { width: 96px; height: 96px; border-radius: 50%; object-fit: cover; margin: 0 auto 1rem; display: block; box-shadow: var(--shadow-md); }
.team-name { font-family: var(--font-heading); font-weight: 700; font-size: 1.1rem; margin-bottom: 0.25rem; }
.team-role { color: var(--primary); font-weight: 600; font-size: 0.9rem; margin-bottom: 1rem; }
.team-bio { color: var(--text-secondary); font-size: 0.95rem; line-height: 1.6; margin-bottom: 1rem; }
.team-credentials { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.team-credential { background: var(--primary-light); color: var(--primary); font-size: 0.75rem; font-weight: 600; padding: 0.25rem 0.75rem; border-radius: 50px; }

/* ============ CERTIFICATE PAGE ============ */
.cert-hero { background: var(--surface); padding: 3rem 0; text-align: center; }
.cert-content { max-width: 800px; margin: 0 auto; }
.cert-features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; margin: 2rem 0; }
.cert-feature { text-align: center; }
.cert-feature-icon { width: 56px; height: 56px; border-radius: 50%; background: var(--primary-light); display: flex; align-items: center; justify-content: center; margin: 0 auto 1rem; }
.cert-feature-icon svg { width: 24px; height: 24px; stroke: var(--primary); fill: none; stroke-width: 2; }

/* ============ LEGAL PAGES ============ */
.legal-content { max-width: 800px; margin: 0 auto; padding: 3rem 0; }
.legal-content h1 { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; margin-bottom: 1.5rem; }
.legal-content h2 { font-family: var(--font-heading); font-size: 1.35rem; font-weight: 600; margin: 2rem 0 0.75rem; }
.legal-content h3 { font-size: 1.1rem; font-weight: 600; margin: 1.5rem 0 0.5rem; }
.legal-content p { color: var(--text-secondary); margin-bottom: 1rem; line-height: 1.7; }
.legal-content ul { list-style: disc; padding-left: 1.5rem; margin-bottom: 1rem; }
.legal-content li { color: var(--text-secondary); margin-bottom: 0.4rem; }

/* ============ BLOG ============ */
.blog-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 2rem; }
.blog-card { background: var(--background); border: 1px solid var(--border); border-top: 3px solid transparent; border-radius: var(--radius); overflow: hidden; transition: all var(--transition); }
.blog-card:hover { transform: translateY(-6px); box-shadow: var(--shadow-lg); border-top-color: var(--primary); }
.blog-card-img { width: 100%; height: 200px; object-fit: cover; }
.blog-card-body { padding: 1.25rem; }
.blog-card-title { font-family: var(--font-heading); font-weight: 600; font-size: 1.05rem; margin-bottom: 0.5rem; }
.blog-card-excerpt { color: var(--text-secondary); font-size: 0.9rem; line-height: 1.5; margin-bottom: 1rem; }
.blog-card-meta { font-size: 0.8rem; color: var(--text-secondary); }
.blog-empty { text-align: center; padding: 3rem; color: var(--text-secondary); }

/* ============ FOOTER ============ */
.site-footer { background: var(--neutral-dark); color: rgba(255,255,255,0.8); padding: 4rem 0 0; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 2rem; padding-bottom: 3rem; }
.footer-brand-col { padding-right: 2rem; }
.footer-logo { display: inline-flex; align-items: center; gap: 0.6rem; text-decoration: none; margin-bottom: 1rem; }
.footer-logo img { filter: brightness(0) invert(1); opacity: 0.9; height: 32px; width: auto; }
.footer-logo-text { font-family: var(--font-heading); font-weight: 700; font-size: 1.15rem; color: rgba(255,255,255,0.9); }
.footer-tagline { font-size: 0.9rem; opacity: 0.7; margin-bottom: 1rem; }
.footer-contact-info { font-size: 0.85rem; opacity: 0.6; line-height: 1.6; }
.footer-heading { font-family: var(--font-heading); font-weight: 600; font-size: 0.95rem; color: #fff; margin-bottom: 1rem; }
.footer-links { display: flex; flex-direction: column; gap: 0.5rem; }
.footer-links a { color: rgba(255,255,255,0.65); font-size: 0.9rem; transition: color var(--transition); }
.footer-links a:hover { color: #fff; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding: 1.5rem 0; text-align: center; }
.footer-copy { font-size: 0.8rem; opacity: 0.5; }

/* ============ FADE-UP ANIMATION ============ */
.fade-up { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
.fade-up.visible { opacity: 1; transform: none; }

/* ============ RESPONSIVE ============ */
@media (max-width: 992px) {
    .main-nav { display: none; position: fixed; top: 72px; left: 0; right: 0; bottom: 0; background: var(--background); flex-direction: column; padding: 1.5rem; gap: 0.5rem; z-index: 999; overflow-y: auto; border-top: 1px solid var(--border); }
    .main-nav.open { display: flex; }
    .nav-link { padding: 0.85rem 1rem; font-size: 1rem; }
    .hamburger { display: flex; }
    .steps-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
    .step-connector { display: none; }
    .pricing-grid { grid-template-columns: 1fr; max-width: 400px; margin: 0 auto; }
    .stats-grid { grid-template-columns: repeat(2, 1fr); }
    .about-intro { grid-template-columns: 1fr; }
    .team-grid { grid-template-columns: 1fr 1fr; }
    .contact-grid { grid-template-columns: 1fr; }
    .course-grid { grid-template-columns: 1fr; max-width: 450px; margin: 0 auto; }
    .kcard-split { grid-template-columns: 1fr; }
    .kcard-split .kcard-media { max-height: 250px; overflow: hidden; }
    .kcard-split--reverse { direction: ltr; }
    .cert-features-grid { grid-template-columns: 1fr; max-width: 400px; margin: 2rem auto; }
    .blog-grid { grid-template-columns: 1fr 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .section { padding: 3.5rem 0; }
    .section-header h2 { font-size: 1.75rem; }
    .hero-title { font-size: 2.25rem; }
    .hero-subtitle { font-size: 1rem; }
    .hero { min-height: 500px; }
    .testimonial-slide { grid-template-columns: 1fr; }
    .knowledge-grid-2 { grid-template-columns: 1fr; }
    .kcard-body { padding: 0 1.25rem 1.25rem; }
    .kcard-header { padding: 1.25rem 1.25rem 0.75rem; }
    .article-stats-row { grid-template-columns: 1fr; }
    .pricing-price { font-size: 2rem; }
    .stat-number { font-size: 2rem; }
    .team-grid { grid-template-columns: 1fr; }
    .blog-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .values-grid, .values-grid.grid-2col { grid-template-columns: 1fr; }
    .hero-trust-row { gap: 1rem; }
}

@media (max-width: 480px) {
    .logo-text { display: none; }
    .hero-title { font-size: 1.85rem; }
    .hero-subtitle { font-size: 0.9rem; }
    .hero-content { padding: 3rem 1rem; }
    .hero-ctas { flex-direction: column; align-items: center; }
    .btn { padding: 0.75rem 1.5rem; font-size: 0.9rem; }
    .section-header h2 { font-size: 1.5rem; }
    .floating-cta { display: none; }
    .container { padding: 0 1rem; }
    .header-inner { padding: 0 1rem; }
    .hero-testimonial-snippet { flex-direction: column; text-align: center; padding: 1rem; }
}

/* ============ REDUCED MOTION ============ */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { animation-duration: 0.01ms !important; animation-iteration-count: 1 !important; transition-duration: 0.01ms !important; }
    .fade-up { opacity: 1; transform: none; }
    .stat-ring { animation: none; }
    .hero-video-bg { display: none; }
}