/* =============================================================
   🎨 PastQ Hub — Design System
   Single source of truth for all styling.
   Replaces Tailwind CDN dependency.
   ============================================================= */

@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@200..800&display=swap');

/* -------------------------------------------------------------
   CSS Custom Properties
   ------------------------------------------------------------- */
:root {
    /* Colors */
    --color-primary: #667eea;
    --color-primary-dark: #5a6fd8;
    --color-secondary: #764ba2;
    --color-accent: #55C4C8;
    --color-dark: #1C0E29;
    --color-dark-bg: #0A0A23;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-hero: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --gradient-btn: linear-gradient(135deg, #667eea, #764ba2);
    --gradient-btn-hover: linear-gradient(135deg, #5a6fd8, #6a3f9a);

    /* Text */
    --text-primary: #111;
    --text-secondary: #333;
    --text-muted: #666;
    --text-light: #888;
    --text-white: #fff;

    /* Backgrounds — 3 approved section-background tokens */
    --bg-base: #ffffff;                           /* Token 1: Primary content sections */
    --bg-purple-tint: #f8f6ff;                    /* Token 2: Secondary/alternating sections */
    --bg-purple-gradient: linear-gradient(160deg, #f8f6ff 0%, #ede9fe 40%, #e0e7ff 100%);
                                                 /* Gradient variant for hero/auth pages */
    --bg-light-purple: var(--bg-purple-tint);      /* Alias (legacy) */
    --bg-dark-gradient: linear-gradient(160deg,    /* Token 3: CTA bands & footer (darkens to #0a0a1a) */
        #667eea 0%,
        #5a6fd8 35%,
        #3a1f6e 70%,
        #0a0a1a 100%
    );

    --bg-white: #fff;
    --bg-gray-50: #f8f9fa;
    --bg-gray-100: #f3f4f6;

    /* Typography */
    --font-primary: 'Manrope', sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 1.875rem;
    --font-size-4xl: 2.25rem;
    --font-size-5xl: 3rem;

    /* Spacing Scale */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;

    /* Border Radius */
    --radius-sm: 6px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;
    --radius-2xl: 20px;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 12px 40px rgba(0, 0, 0, 0.15);

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 300ms ease;
}

/* -------------------------------------------------------------
   Reset & Base
   ------------------------------------------------------------- */
*,
*::before,
*::after {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
    font-family: var(--font-primary);
    color: var(--text-primary);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
    display: block;
}

a {
    text-decoration: none;
    color: inherit;
}

/* -------------------------------------------------------------
   Layout Utilities
   ------------------------------------------------------------- */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 640px) {
    .container { padding: 0 var(--spacing-6); }
}
@media (min-width: 1024px) {
    .container { padding: 0 var(--spacing-8); }
}

/* Flexbox */
.flex { display: flex; }
.flex-col { flex-direction: column; }
.flex-row { flex-direction: row; }
.flex-wrap { flex-wrap: wrap; }
.flex-1 { flex: 1; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-around { display: flex; align-items: center; justify-content: space-around; }
.items-center { align-items: center; }
.items-start { align-items: flex-start; }
.justify-center { justify-content: center; }
.justify-between { justify-content: space-between; }
.justify-around { justify-content: space-around; }

/* Grid */
.grid { display: grid; }
.grid-cols-1 { grid-template-columns: 1fr; }
.grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
.grid-cols-3 { grid-template-columns: repeat(3, 1fr); }

@media (min-width: 640px) {
    .sm\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
}
@media (min-width: 768px) {
    .md\:grid-cols-2 { grid-template-columns: repeat(2, 1fr); }
    .md\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
    .md\:flex-row { flex-direction: row; }
    .md\:w-1\/2 { width: 50%; }
    .md\:w-fit { width: fit-content; }
    .md\:justify-between { justify-content: space-between; }
    .md\:justify-around { justify-content: space-around; }
    .md\:text-start { text-align: start; }
    .md\:px-0 { padding-left: 0; padding-right: 0; }
    .md\:gap-6 { gap: var(--spacing-6); }
}
@media (min-width: 1024px) {
    .lg\:grid-cols-3 { grid-template-columns: repeat(3, 1fr); }
}

/* Gap */
.gap-1 { gap: var(--spacing-1); }
.gap-2 { gap: var(--spacing-2); }
.gap-3 { gap: var(--spacing-3); }
.gap-4 { gap: var(--spacing-4); }
.gap-6 { gap: var(--spacing-6); }
.gap-8 { gap: var(--spacing-8); }
.gap-12 { gap: var(--spacing-12); }

/* Spacing */
.p-2 { padding: var(--spacing-2); }
.p-3 { padding: var(--spacing-3); }
.p-4 { padding: var(--spacing-4); }
.p-6 { padding: var(--spacing-6); }

.px-2 { padding-left: var(--spacing-2); padding-right: var(--spacing-2); }
.px-4 { padding-left: var(--spacing-4); padding-right: var(--spacing-4); }
.px-6 { padding-left: var(--spacing-6); padding-right: var(--spacing-6); }

.py-2 { padding-top: var(--spacing-2); padding-bottom: var(--spacing-2); }
.py-3 { padding-top: var(--spacing-3); padding-bottom: var(--spacing-3); }
.py-4 { padding-top: var(--spacing-4); padding-bottom: var(--spacing-4); }
.py-10 { padding-top: var(--spacing-10); padding-bottom: var(--spacing-10); }
.py-12 { padding-top: var(--spacing-12); padding-bottom: var(--spacing-12); }
.py-20 { padding-top: var(--spacing-20); padding-bottom: var(--spacing-20); }

.mt-2 { margin-top: var(--spacing-2); }
.mt-4 { margin-top: var(--spacing-4); }
.mt-6 { margin-top: var(--spacing-6); }
.mt-8 { margin-top: var(--spacing-8); }
.mt-12 { margin-top: var(--spacing-12); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-6 { margin-bottom: var(--spacing-6); }
.my-3 { margin-top: var(--spacing-3); margin-bottom: var(--spacing-3); }
.my-4 { margin-top: var(--spacing-4); margin-bottom: var(--spacing-4); }
.my-12 { margin-top: var(--spacing-12); margin-bottom: var(--spacing-12); }
.mx-auto { margin-left: auto; margin-right: auto; }

/* Width / Height */
.w-full { width: 100%; }
.w-fit { width: fit-content; }
.h-full { height: 100%; }

/* Text alignment */
.text-center { text-align: center; }
.text-start { text-align: start; }

/* Typography utilities */
.text-xs { font-size: var(--font-size-xs); }
.text-sm { font-size: var(--font-size-sm); }
.text-base { font-size: var(--font-size-base); }
.text-lg { font-size: var(--font-size-lg); }
.text-xl { font-size: var(--font-size-xl); }
.text-2xl { font-size: var(--font-size-2xl); }
.text-3xl { font-size: var(--font-size-3xl); }
.text-4xl { font-size: var(--font-size-4xl); }
.text-5xl { font-size: var(--font-size-5xl); }

.font-normal { font-weight: 400; }
.font-medium { font-weight: 500; }
.font-semibold { font-weight: 600; }
.font-bold { font-weight: 700; }

.text-white { color: var(--text-white); }
.text-muted { color: var(--text-muted); }
.text-primary { color: var(--text-primary); }

/* Backgrounds */
.bg-white { background: var(--bg-white); }
.bg-gray-50 { background: var(--bg-gray-50); }
.bg-gray-100 { background: var(--bg-gray-100); }
.bg-gradient-primary { background: var(--gradient-primary); }

/* Border radius */
.rounded-sm { border-radius: var(--radius-sm); }
.rounded-md { border-radius: var(--radius-md); }
.rounded-lg { border-radius: var(--radius-lg); }
.rounded-xl { border-radius: var(--radius-xl); }
.rounded-2xl { border-radius: var(--radius-2xl); }
.rounded-full { border-radius: var(--radius-full); }

/* Shadows */
.shadow-sm { box-shadow: var(--shadow-sm); }
.shadow-md { box-shadow: var(--shadow-md); }
.shadow-lg { box-shadow: var(--shadow-lg); }

/* Display */
.block { display: block; }
.hidden { display: none; }

/* Position */
.relative { position: relative; }
.absolute { position: absolute; }

/* Overflow */
.overflow-hidden { overflow: hidden; }

/* Border */
.border { border: 1px solid #e5e7eb; }

/* Transforms */
.-translate-x-1\/2 { transform: translateX(-50%); }
.-translate-y-1\/2 { transform: translateY(-50%); }

/* Z-index */
.z-30 { z-index: 30; }

/* Cursor */
.cursor-pointer { cursor: pointer; }

/* Outline reset */
.outline-none { outline: none; }

/* -------------------------------------------------------------
   Component Styles
   ------------------------------------------------------------- */

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    border: none;
    border-radius: var(--radius-md);
    font-family: var(--font-primary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    cursor: pointer;
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
    text-decoration: none;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-primary {
    background: var(--gradient-btn);
    color: var(--text-white);
}

.btn-primary:hover {
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.35);
}

.btn-secondary {
    background: var(--bg-white);
    color: var(--text-primary);
    border: 1px solid #e5e7eb;
}

.btn-dark {
    background: var(--color-dark-bg);
    color: var(--text-white);
}

.btn-dark:hover {
    background: #11113b;
}

.btn-gradient {
    background: var(--gradient-btn);
    color: var(--text-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-3) var(--spacing-6);
}

.btn-ghost {
    background: transparent;
    color: var(--text-white);
    border: 1px solid var(--color-accent);
}

.btn-lg {
    padding: var(--spacing-3) var(--spacing-6);
    font-size: var(--font-size-base);
}

/* --- Cards --- */
.card {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    transition: transform var(--transition-slow), box-shadow var(--transition-slow);
}

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

.card-icon {
    width: 56px;
    height: 56px;
    background: var(--color-primary);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: var(--spacing-4);
}

.card-icon img {
    width: 28px;
    height: 28px;
    filter: brightness(0) invert(1);
}

.card-title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    margin-bottom: var(--spacing-2);
}

.card-text {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    line-height: 1.6;
}

/* --- Sections --- */
.section {
    padding: var(--spacing-20) var(--spacing-4);
    text-align: center;
}

.section-light {
    background: var(--bg-light-purple);
    padding: var(--spacing-20) var(--spacing-4);
    text-align: center;
}

.section-mist {
    background: var(--bg-purple-mist);
}

.section-title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-2);
}

.section-subtitle {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    max-width: 600px;
    margin: 0 auto var(--spacing-8);
}

/* --- Hero Section --- */
.hero-section {
    font-family: var(--font-primary);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 100vh;
    background: var(--bg-purple-gradient);
    text-align: center;
    padding: var(--spacing-8) var(--spacing-4);
    position: relative;
    overflow: hidden;
}

/* Subtle background pattern */
.hero-section::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 30% 50%, rgba(102, 126, 234, 0.04) 0%, transparent 50%),
                radial-gradient(circle at 70% 50%, rgba(118, 75, 162, 0.04) 0%, transparent 50%);
    pointer-events: none;
}

/* Hero badge — "Nigeria's #1 Platform" */
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: rgba(102, 126, 234, 0.08);
    border: 1px solid rgba(102, 126, 234, 0.15);
    padding: 8px 20px;
    border-radius: 60px;
    font-size: 0.82rem;
    font-weight: 600;
    color: #6d28d9;
    margin-bottom: var(--spacing-6);
    position: relative;
    z-index: 1;
}

.hero-badge i {
    font-size: 0.9rem;
    color: #667eea;
}

.hero-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-4);
    align-items: center;
    justify-content: center;
    width: 100%;
    max-width: 680px;
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .hero-content {
        width: 60%;
        padding: 0;
    }
}

.hero-title {
    font-size: 2.5rem;
    font-weight: 800;
    line-height: 1.1;
    letter-spacing: -0.03em;
    color: #111;
    margin-bottom: var(--spacing-2);
}

.hero-title-accent {
    background: linear-gradient(to right, #667eea, #764ba2);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

@media (min-width: 640px) {
    .hero-title {
        font-size: 3.2rem;
    }
}

@media (min-width: 768px) {
    .hero-title {
        font-size: 3.8rem;
    }
}

.hero-subtitle {
    font-size: var(--font-size-base);
    color: var(--text-muted);
    max-width: 520px;
    line-height: 1.7;
}

/* Trust bar under search */
.hero-trust {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--spacing-6);
    margin-top: var(--spacing-4);
    font-size: 0.82rem;
    color: var(--text-muted);
}

.hero-trust span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.hero-trust i {
    color: #10b981;
    font-size: 0.85rem;
}

.hero-search {
    background: var(--bg-white);
    display: flex;
    padding: 6px 6px 6px 20px;
    border-radius: 60px;
    box-shadow: 0 4px 20px rgba(102, 126, 234, 0.15);
    margin-top: var(--spacing-6);
    width: 100%;
    max-width: 560px;
    transition: box-shadow var(--transition-base);
}

.hero-search:focus-within {
    box-shadow: 0 8px 32px rgba(102, 126, 234, 0.25);
}

.hero-search input {
    outline: none;
    border: none;
    flex: 1;
    padding: 10px 0;
    font-family: var(--font-primary);
    font-size: 0.95rem;
    color: var(--text-primary);
}

.hero-search input::placeholder {
    color: #b0b0c0;
}

.hero-search button {
    background: var(--gradient-btn);
    color: var(--text-white);
    border: none;
    border-radius: 30px;
    padding: 10px 28px;
    font-family: var(--font-primary);
    font-weight: 600;
    font-size: 0.9rem;
    cursor: pointer;
    transition: all var(--transition-base);
    white-space: nowrap;
}

.hero-search button:hover {
    transform: scale(1.02);
    box-shadow: 0 8px 24px rgba(102, 126, 234, 0.4);
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
    margin-top: var(--spacing-6);
    width: 100%;
    max-width: 600px;
}

@media (min-width: 768px) {
    .hero-actions {
        flex-direction: row;
        justify-content: center;
        gap: var(--spacing-4);
        padding: 0;
    }
}

.hero-btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: 12px 24px;
    border: none;
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-size: 0.9rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.hero-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 12px 28px rgba(102, 126, 234, 0.25);
}

.hero-btn-primary {
    background: var(--color-primary);
    color: var(--text-white);
}

.hero-btn-primary:hover {
    box-shadow: 0 12px 28px rgba(102, 126, 234, 0.35);
}

.hero-btn-secondary {
    background: var(--bg-white);
    color: var(--text-primary);
    box-shadow: 0 2px 8px rgba(0,0,0,0.06);
}

.hero-btn-gradient {
    background: var(--gradient-btn);
    color: var(--text-white);
}

/* --- Stats Section (Token 1: Base) --- */
.stats-ribbon {
    background: var(--bg-base);
    padding: var(--spacing-20) var(--spacing-4);
    font-family: var(--font-primary);
}

.stats-ribbon-inner {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-8);
}

@media (min-width: 640px) {
    .stats-ribbon-inner {
        grid-template-columns: repeat(4, 1fr);
    }
}

.stat-block {
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-3);
    padding: var(--spacing-6) var(--spacing-4);
    position: relative;
}

/* Vertical dividers between blocks */
.stat-block:not(:last-child)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 10%;
    height: 80%;
    width: 1px;
    background: #e0e0e0;
}

@media (max-width: 639px) {
    .stat-block:not(:last-child)::after {
        display: none;
    }
}

.stat-block-icon {
    width: 56px;
    height: 56px;
    background: linear-gradient(135deg, #667eea, #764ba2);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    color: white;
    margin-bottom: var(--spacing-1);
    flex-shrink: 0;
}

.stat-block-number {
    font-size: var(--font-size-3xl);
    font-weight: 800;
    background: linear-gradient(to right, #667eea, #a78bfa);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    line-height: 1.1;
    margin: 0;
    color: var(--text-primary);
}

.stat-block-label {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    font-weight: 500;
    letter-spacing: 0.3px;
    margin: 0;
}

/* --- Features Section --- */
.features-section {
    font-family: var(--font-primary);
    background: var(--bg-light-purple);
    text-align: center;
    padding: var(--spacing-20) var(--spacing-4);
}

.features-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
    margin-top: var(--spacing-12);
    max-width: 1100px;
    margin-left: auto;
    margin-right: auto;
}

@media (min-width: 640px) {
    .features-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .features-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.feature-card {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--spacing-4);
    text-align: left;
    padding: var(--spacing-8);
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    border: 1px solid rgba(102, 126, 234, 0.06);
    transition: all var(--transition-base);
}

.feature-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 16px 48px rgba(102, 126, 234, 0.12);
    border-color: rgba(102, 126, 234, 0.15);
}

.feature-icon {
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--gradient-primary);
    border-radius: var(--radius-lg);
    font-size: 1.3rem;
    color: white;
    flex-shrink: 0;
}

.feature-name {
    font-size: var(--font-size-lg);
    font-weight: 700;
    color: var(--text-primary);
}

.feature-desc {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    line-height: 1.7;
    margin: 0;
}

/* Keep old class for PNG icon support */
.feature-icon-img {
    background: var(--color-primary);
    border-radius: var(--radius-md);
    padding: var(--spacing-3);
    width: 52px;
    height: 52px;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* --- Featured Universities Section (Grid) --- */
.featured-section {
    font-family: var(--font-primary);
    background: var(--bg-light-purple);
    text-align: center;
    padding: var(--spacing-20) var(--spacing-4);
}

.universities-grid {
    max-width: 1100px;
    margin: var(--spacing-8) auto 0;
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
    padding: 0 var(--spacing-4);
}

@media (min-width: 640px) {
    .universities-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .universities-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.university-card {
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    padding: var(--spacing-4);
    transition: all var(--transition-base);
    border: 1px solid rgba(102, 126, 234, 0.08);
}

.university-card:hover {
    transform: translateY(-6px);
    box-shadow: 0 20px 60px rgba(102, 126, 234, 0.12);
    border-color: rgba(102, 126, 234, 0.15);
}

.univ-card-inner {
    background: var(--bg-white);
    border-radius: var(--radius-lg);
    padding: var(--spacing-8) var(--spacing-6);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: var(--spacing-4);
    height: 100%;
}

.univ-icon-wrap {
    width: 64px;
    height: 64px;
    background: var(--gradient-primary);
    border-radius: var(--radius-xl);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    flex-shrink: 0;
    margin-bottom: var(--spacing-2);
}

.univ-name {
    font-size: var(--font-size-xl);
    font-weight: 700;
    color: var(--text-primary);
    margin: 0;
    letter-spacing: -0.01em;
}

.univ-stats {
    display: flex;
    align-items: center;
    gap: var(--spacing-6);
    margin: var(--spacing-2) 0;
}

.univ-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2px;
}

.univ-stat-num {
    font-size: var(--font-size-xl);
    font-weight: 800;
    line-height: 1.1;
}

.univ-stat-num.courses { color: var(--color-primary); }
.univ-stat-num.questions { color: #10b981; }

.univ-stat-label {
    font-size: 0.7rem;
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    font-weight: 600;
}

.univ-stat-divider {
    width: 1px;
    height: 36px;
    background: #e5e7eb;
}

.univ-btn {
    background: var(--color-dark-bg);
    color: var(--text-white);
    border: none;
    padding: 10px 28px;
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    transition: all var(--transition-base);
    text-decoration: none;
    margin-top: var(--spacing-2);
}

.univ-btn:hover {
    background: #1a1a3e;
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(10, 10, 35, 0.3);
}

/* --- Courses Section --- */
.courses-section {
    font-family: var(--font-primary);
    background: var(--bg-light-purple);
    text-align: center;
    padding: var(--spacing-20) 0;
}

.courses-container {
    background: var(--bg-base);
    color: var(--text-primary);
    padding: var(--spacing-10) var(--spacing-6);
    max-width: 1200px;
    margin: 0 auto;
}

@media (min-width: 768px) {
    .courses-container {
        padding: var(--spacing-10) var(--spacing-12);
    }
}

.courses-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
}

@media (min-width: 640px) {
    .courses-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .courses-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

.courses-view-all {
    display: flex;
    justify-content: center;
    margin-top: var(--spacing-8);
}

.courses-view-all button {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-6);
    border: 1px solid #d1d5db;
    border-radius: var(--radius-lg);
    background: transparent;
    font-family: var(--font-primary);
    cursor: pointer;
    transition: background var(--transition-fast);
}

.courses-view-all button:hover {
    background: var(--bg-gray-100);
}

/* --- Testimonials Section --- */
.testimonials-section {
    font-family: var(--font-primary);
    background: var(--bg-light-purple);
    padding: var(--spacing-20) 0;
}

.testimonials-header {
    text-align: center;
    margin-bottom: var(--spacing-8);
    max-width: 650px;
    margin-left: auto;
    margin-right: auto;
}

.testimonials-grid {
    background: var(--bg-base);
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-6);
    color: var(--text-primary);
    padding: var(--spacing-10) var(--spacing-6);
    max-width: 1200px;
    margin: var(--spacing-12) auto 0;
    align-items: start;
}

@media (min-width: 640px) {
    .testimonials-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 768px) {
    .testimonials-grid {
        padding: var(--spacing-10) var(--spacing-12);
    }
}

/* --- CTA Section (Token 3: Dark gradient, flows into footer) --- */
.cta-section {
    font-family: var(--font-primary);
    background: var(--bg-dark-gradient);
    padding: var(--spacing-20) var(--spacing-4);
    color: var(--text-white);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(255,255,255,0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(255,255,255,0.05) 0%, transparent 50%);
    pointer-events: none;
}

.cta-title {
    font-size: var(--font-size-3xl);
    font-weight: 700;
    margin-bottom: var(--spacing-3);
    position: relative;
    z-index: 1;
}

.cta-text {
    font-size: var(--font-size-base);
    opacity: 0.9;
    max-width: 480px;
    margin: 0 auto;
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.cta-actions {
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: var(--spacing-8) auto 0;
    gap: var(--spacing-4);
    position: relative;
    z-index: 1;
}

@media (min-width: 768px) {
    .cta-actions {
        flex-direction: row;
        justify-content: center;
        gap: var(--spacing-4);
    }
}

.cta-btn-primary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    background: var(--bg-white);
    color: #667eea;
    border: none;
    padding: 14px 36px;
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.cta-btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.2);
}

.cta-btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-2);
    background: transparent;
    color: var(--text-white);
    border: 2px solid rgba(255, 255, 255, 0.3);
    padding: 14px 36px;
    border-radius: var(--radius-lg);
    font-family: var(--font-primary);
    font-size: 0.95rem;
    font-weight: 600;
    cursor: pointer;
    transition: all var(--transition-base);
    text-decoration: none;
}

.cta-btn-secondary:hover {
    border-color: rgba(255, 255, 255, 0.6);
    transform: translateY(-3px);
    box-shadow: 0 16px 32px rgba(0, 0, 0, 0.15);
}

/* -------------------------------------------------------------
   JS-Injected Component Styles
   (landing.js creates these dynamically)
   ------------------------------------------------------------- */
.testimonial-card {
    background: var(--bg-white);
    padding: var(--spacing-8);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    text-align: start;
    border: 1px solid rgba(102, 126, 234, 0.06);
    transition: all var(--transition-base);
}

.testimonial-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(102, 126, 234, 0.1);
    border-color: rgba(102, 126, 234, 0.12);
}

.course-card {
    padding: var(--spacing-6);
    background: var(--bg-white);
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
    border: 1px solid rgba(102, 126, 234, 0.06);
}

.course-card:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 32px rgba(102, 126, 234, 0.1);
    border-color: rgba(102, 126, 234, 0.15);
}

.course-card-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.course-card-code {
    font-size: var(--font-size-lg);
    font-weight: 700;
    margin: 0;
    color: var(--text-primary);
}

.course-card-badge {
    padding: 4px 14px;
    border-radius: var(--radius-full);
    font-size: 0.7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.3px;
    background: #ede9fe;
    color: #6d28d9;
}

.course-card-title {
    color: var(--text-muted);
    margin-top: var(--spacing-2);
    margin-bottom: 0;
    text-align: left;
    font-weight: 500;
    font-size: var(--font-size-sm);
    line-height: 1.5;
}

.course-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: var(--spacing-4);
}

.course-card-questions {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 6px;
}

.course-card-questions img {
    width: 16px;
    height: 16px;
    display: inline-block;
}

.course-card-trending {
    color: #ef4444;
    font-size: var(--font-size-sm);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 4px;
}

.course-card-trending img {
    width: 16px;
    height: 16px;
    display: inline-block;
}

.testimonial-stars {
    margin-bottom: var(--spacing-4);
}

.testimonial-star {
    color: #f59e0b;
    font-size: 1rem;
    margin-right: 2px;
}

.testimonial-feedback {
    font-size: var(--font-size-base);
    line-height: 1.7;
    color: var(--text-muted);
    margin: 0 0 var(--spacing-6);
    flex: 1;
}

.testimonial-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    width: 100%;
}

.testimonial-avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    object-fit: cover;
    flex-shrink: 0;
}

.testimonial-name {
    font-weight: 700;
    font-size: var(--font-size-sm);
    margin: 0;
    color: var(--text-primary);
}

.testimonial-detail {
    font-size: 0.8rem;
    color: var(--text-muted);
    margin: 2px 0 0;
}

.testimonial-school {
    font-size: 0.75rem;
    color: var(--text-light);
    margin: 0;
}

.text-muted-small {
    color: var(--text-muted);
}

/* -------------------------------------------------------------
   Footer — HorizonX-Inspired
   ------------------------------------------------------------- */
.site-footer {
    background: #0a0a1a;  /* Terminal color of Token 3 gradient */
    color: rgba(255, 255, 255, 0.7);
    padding: var(--spacing-20) 0 0;
    font-family: var(--font-primary);
}

.footer-inner {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

@media (min-width: 768px) {
    .footer-inner {
        padding: 0 var(--spacing-8);
    }
}

.footer-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-10);
}

@media (min-width: 640px) {
    .footer-grid {
        grid-template-columns: 1.5fr 1fr 1fr 1fr;
    }
}

.footer-col {
    display: flex;
    flex-direction: column;
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: var(--spacing-4);
}

.footer-logo img {
    width: 36px;
    height: 36px;
}

.footer-logo span {
    font-size: 1.25rem;
    font-weight: 700;
    color: white;
    letter-spacing: -0.02em;
}

.footer-desc {
    font-size: 0.85rem;
    line-height: 1.7;
    margin: 0 0 var(--spacing-6);
    max-width: 320px;
}

.footer-heading {
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: white;
    margin: 0 0 var(--spacing-5);
}

.footer-links {
    list-style: none;
    padding: 0;
    margin: 0;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.footer-links li a {
    color: rgba(255, 255, 255, 0.6);
    text-decoration: none;
    font-size: 0.88rem;
    transition: all 0.2s ease;
    display: inline-flex;
    align-items: center;
    gap: 6px;
}

.footer-links li a:hover {
    color: white;
    transform: translateX(4px);
}

/* Newsletter */
.footer-newsletter {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.newsletter-input-wrap {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 60px;
    padding: 4px 4px 4px 16px;
    transition: border-color 0.2s;
}

.newsletter-input-wrap:focus-within {
    border-color: rgba(255, 255, 255, 0.25);
}

.newsletter-input-wrap i {
    color: rgba(255, 255, 255, 0.3);
    font-size: 0.85rem;
}

.newsletter-input-wrap input {
    background: transparent;
    border: none;
    outline: none;
    flex: 1;
    color: white;
    font-family: var(--font-primary);
    font-size: 0.85rem;
    padding: 8px 0;
    min-width: 0;
}

.newsletter-input-wrap input::placeholder {
    color: rgba(255, 255, 255, 0.3);
}

.footer-newsletter button {
    background: white;
    color: #0a0a1a;
    border: none;
    border-radius: 60px;
    padding: 10px 24px;
    font-family: var(--font-primary);
    font-size: 0.85rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.2s ease;
    width: fit-content;
}

.footer-newsletter button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

/* Divider */
.footer-divider {
    height: 1px;
    background: rgba(255, 255, 255, 0.06);
    margin: var(--spacing-12) 0 var(--spacing-8);
}

/* Bottom Bar */
.footer-bottom {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: space-between;
    padding-bottom: var(--spacing-8);
    gap: var(--spacing-6);
}

@media (min-width: 768px) {
    .footer-bottom {
        flex-direction: row;
    }
}

.footer-bottom p {
    font-size: 0.8rem;
    margin: 0;
    color: rgba(255, 255, 255, 0.4);
}

.footer-socials {
    display: flex;
    gap: var(--spacing-3);
}

.footer-socials a {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.06);
    display: flex;
    align-items: center;
    justify-content: center;
    color: rgba(255, 255, 255, 0.5);
    text-decoration: none;
    font-size: 0.9rem;
    transition: all 0.25s ease;
}

.footer-socials a:hover {
    background: linear-gradient(135deg, #667eea, #764ba2);
    color: white;
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(102, 126, 234, 0.3);
}

#footer-year {
    color: #667eea;
}

/* -------------------------------------------------------------
   Shared Form/UI Components
   (Used by login & signup pages)
   ------------------------------------------------------------- */

/* Password toggle eye icon */
.password-toggle {
    position: absolute;
    right: 14px;
    top: 50%;
    transform: translateY(-50%);
    cursor: pointer;
    color: #999;
    font-size: 1.05rem;
    transition: color 0.2s;
    background: transparent;
    border: none;
    padding: 4px;
    display: flex;
    align-items: center;
    justify-content: center;
}

.password-toggle:hover {
    color: #667eea;
}

/* Social buttons container — shared by login & signup */
.social-buttons {
    display: flex;
    flex-direction: row;
    justify-content: center;
    gap: 20px;
}

/* Social login buttons */
.social-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 1px solid #e0e0e0;
    background: white;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all 0.2s ease;
    text-decoration: none;
    color: #666;
    font-size: 1.1rem;
}

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.08);
    border-color: #ccc;
}

/* Error messages (Django) */
.messages-error {
    background: #fef2f2;
    border: 1px solid #fecaca;
    border-radius: 10px;
    padding: 10px 14px;
    font-size: 0.82rem;
    color: #dc2626;
    margin-bottom: 0.5rem;
    list-style: none;
}