/* ═══════════════════════════════════════════════════════════════════
   PLAN.PROFBALAJI.IN - STYLES
   Modern, Clean, Professional Design
═══════════════════════════════════════════════════════════════════ */

:root {
    --primary-blue: #0d2ad4;
    --dark-blue: #0a1fa8;
    --light-gray: #f5f5f5;
    --border: #e0e0e0;
    --text-dark: #1f1f1f;
    --text-light: #666;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    color: var(--text-dark);
    line-height: 1.6;
    background: white;
}

body {
    padding-top: 60px;
}

/* ─────────────────────────────────────────────────────────────────
   HEADER & NAVIGATION
───────────────────────────────────────────────────────────────────── */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: white;
    z-index: 1000;
    border-bottom: 1px solid var(--border);
}

.header-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-weight: 800;
    font-size: 0.95rem;
    letter-spacing: 0.5px;
    cursor: pointer;
    transition: var(--transition);
    text-decoration: none;
    color: var(--text-dark);
    display: inline-block;
}

.logo:hover {
    color: var(--primary-blue);
}

.nav-desktop {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-link {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition);
    position: relative;
    padding-bottom: 0.5rem;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--primary-blue);
    transition: var(--transition);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

.nav-link:hover {
    color: var(--primary-blue);
    font-weight: 700;
}

.nav-cta {
    background: var(--primary-blue);
    color: white;
    padding: 0.7rem 1.5rem;
    border-radius: 25px;
    text-decoration: none;
    font-weight: 700;
    transition: var(--transition);
}

.nav-cta:hover {
    background: var(--dark-blue);
    transform: scale(1.08);
    box-shadow: 0 8px 20px rgba(13, 42, 212, 0.3);
}

.hamburger {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 5px;
}

.hamburger span {
    width: 24px;
    height: 2px;
    background: var(--text-dark);
    transition: var(--transition);
}

.nav-mobile {
    display: none;
    position: fixed;
    right: 0;
    top: 0;
    width: 80%;
    height: 100vh;
    background: white;
    flex-direction: column;
    padding: 2rem;
    gap: 1rem;
    z-index: 999;
    transform: translateX(100%);
    transition: transform 0.3s ease;
    border-left: 1px solid var(--border);
}

.nav-mobile.active {
    transform: translateX(0);
}

.close-menu {
    align-self: flex-end;
    background: none;
    border: none;
    font-size: 1.5rem;
    cursor: pointer;
    margin-bottom: 1rem;
}

.nav-link-mobile {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    padding: 1rem 0;
}

.cta-mobile {
    background: var(--primary-blue);
    color: white;
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
}

@media (max-width: 1024px) {
    .nav-desktop {
        display: none;
    }
    .hamburger {
        display: flex;
    }
    .nav-mobile {
        display: flex;
    }
}

/* ─────────────────────────────────────────────────────────────────
   HERO SECTION
───────────────────────────────────────────────────────────────────── */
.hero {
    padding: 4rem 2rem 3rem;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: linear-gradient(135deg, #ffffff 0%, #f9fafb 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(13, 42, 212, 0.03) 0%, transparent 50%),
        radial-gradient(circle at 80% 80%, rgba(13, 42, 212, 0.02) 0%, transparent 50%);
    pointer-events: none;
}

.hero-container {
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 2;
}

.hero-left {
    animation: fadeInUp 0.8s ease-out;
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-badge {
    display: inline-block;
    background: var(--primary-blue);
    color: white;
    padding: 0.5rem 1.2rem;
    border-radius: 20px;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 1px;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.hero-title {
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    font-weight: 900;
    line-height: 1.2;
    letter-spacing: -1px;
    margin-bottom: 1.5rem;
    color: var(--text-dark);
}

.hero-title span {
    color: var(--primary-blue);
}

.hero-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 500px;
}

.hero-features {
    list-style: none;
    margin-bottom: 2.5rem;
}

.hero-features li {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 0.75rem;
    font-size: 1rem;
    color: var(--text-dark);
    font-weight: 500;
}

.hero-features svg {
    width: 24px;
    height: 24px;
    color: var(--primary-blue);
    flex-shrink: 0;
}

.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 2.5rem;
    background: var(--primary-blue);
    color: white;
    border: none;
    border-radius: 50px;
    font-size: 1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
    box-shadow: 0 8px 20px rgba(13, 42, 212, 0.25);
    text-decoration: none;
}

.btn-primary:hover {
    background: var(--dark-blue);
    transform: scale(1.05);
    box-shadow: 0 12px 30px rgba(13, 42, 212, 0.35);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 0.75rem;
    padding: 0.9rem 1.8rem;
    background: white;
    color: var(--primary-blue);
    border: 2px solid var(--primary-blue);
    border-radius: 50px;
    font-size: 0.95rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition);
}

.btn-secondary:hover {
    background: var(--primary-blue);
    color: white;
    transform: scale(1.05);
}

.btn-back {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.7rem 1.2rem;
    background: white;
    color: var(--primary-blue);
    border: 2px solid var(--border);
    border-radius: 12px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition);
    margin-bottom: 2rem;
}

.btn-back:hover {
    border-color: var(--primary-blue);
    background: var(--primary-blue);
    color: white;
}

/* ─────────────────────────────────────────────────────────────────
   HERO ILLUSTRATION
───────────────────────────────────────────────────────────────────── */
.hero-right {
    display: flex;
    align-items: center;
    justify-content: center;
    height: 100%;
}

.phase-illustration {
    width: 100%;
    max-width: 350px;
    height: auto;
    filter: drop-shadow(0 20px 40px rgba(13, 42, 212, 0.08));
    animation: floatUp 3s ease-in-out infinite;
}

@keyframes floatUp {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(-15px); }
}

.phase-box {
    transition: all 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
    transform-origin: center;
}

.phase-illustration:hover .phase-1 {
    transform: scale(1.08) translateY(-8px);
}

.phase-illustration:hover .phase-2 {
    transform: scale(1.1) translateY(-12px);
}

.phase-illustration:hover .phase-3 {
    transform: scale(1.08) translateY(-8px);
}

.phase-illustration:hover .completion-check {
    opacity: 1;
    animation: checkPop 0.6s cubic-bezier(0.34, 1.56, 0.64, 1);
}

@keyframes checkPop {
    0% {
        opacity: 0;
        transform: scale(0.5);
    }
    100% {
        opacity: 1;
        transform: scale(1);
    }
}

@media (max-width: 1024px) {
    .hero-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .hero-right {
        margin-top: 2rem;
    }

    .phase-illustration {
        max-width: 300px;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 3rem 1rem 2rem;
        min-height: auto;
    }

    .hero-title {
        font-size: 2rem;
    }

    .hero-subtitle {
        font-size: 1rem;
    }

    .btn-primary {
        width: 100%;
        justify-content: center;
    }
}

/* ─────────────────────────────────────────────────────────────────
   SECTIONS
───────────────────────────────────────────────────────────────────── */
.section-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 3rem 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.2rem;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.section-header p {
    font-size: 1rem;
    color: var(--text-light);
    max-width: 600px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ─────────────────────────────────────────────────────────────────
   WHY PLAN SECTION
───────────────────────────────────────────────────────────────────── */
.why-plan {
    background: #f9fafb;
    border-top: 1px solid var(--border);
    border-bottom: 1px solid var(--border);
}

.benefits-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.benefit-card {
    background: white;
    padding: 2rem;
    border-radius: 16px;
    border: 1px solid var(--border);
    text-align: center;
    transition: var(--transition);
}

.benefit-card:hover {
    transform: translateY(-8px);
    box-shadow: 0 12px 30px rgba(13, 42, 212, 0.1);
    border-color: var(--primary-blue);
}

.benefit-icon {
    width: 56px;
    height: 56px;
    border-radius: 14px;
    background: #eef2ff;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1.5rem;
    color: var(--primary-blue);
}

.benefit-icon svg {
    width: 28px;
    height: 28px;
}

.benefit-card h3 {
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 0.75rem;
    color: var(--text-dark);
}

.benefit-card p {
    font-size: 0.95rem;
    color: var(--text-light);
    line-height: 1.6;
}

/* ─────────────────────────────────────────────────────────────────
   PLANNER SELECTOR
───────────────────────────────────────────────────────────────────── */
.planner-selector-section {
    background: white;
}

.selector-cards {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.selector-card {
    background: white;
    border: 2px solid var(--border);
    border-radius: 16px;
    padding: 2rem;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.selector-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: var(--primary-blue);
    transform: scaleX(0);
    transition: transform 0.3s ease;
}

.selector-card:not(.disabled):hover {
    border-color: var(--primary-blue);
    box-shadow: 0 12px 30px rgba(13, 42, 212, 0.12);
    transform: translateY(-8px);
}

.selector-card:not(.disabled):hover::before {
    transform: scaleX(1);
}

.selector-card.active {
    border-color: var(--primary-blue);
    background: #eef2ff;
}

.selector-card.disabled {
    opacity: 0.6;
    cursor: not-allowed;
    background: #fafafa;
}

.card-header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    margin-bottom: 1.5rem;
}

.card-icon {
    width: 48px;
    height: 48px;
    border-radius: 12px;
    background: #eef2ff;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-blue);
    flex-shrink: 0;
}

.selector-card.disabled .card-icon {
    background: #e0e0e0;
    color: #999;
}

.card-icon svg {
    width: 24px;
    height: 24px;
}

.coming-badge,
.active-badge {
    display: inline-block;
    font-size: 0.7rem;
    font-weight: 700;
    padding: 0.4rem 0.8rem;
    border-radius: 12px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.coming-badge {
    background: #fef9c3;
    color: #a16207;
}

.active-badge {
    background: #dcfce7;
    color: #16a34a;
}

.selector-card h3 {
    font-size: 1.2rem;
    font-weight: 800;
    margin-bottom: 0.5rem;
    color: var(--text-dark);
}

.selector-card p {
    font-size: 0.9rem;
    color: var(--text-light);
}

@media (max-width: 768px) {
    .selector-cards {
        grid-template-columns: 1fr;
    }
}

/* ─────────────────────────────────────────────────────────────────
   PLANNER FORM
───────────────────────────────────────────────────────────────────── */
.planner-section {
    animation: fadeIn 0.5s ease-out;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.planner-card {
    background: white;
    border: 1px solid var(--border);
    border-radius: 16px;
    margin-bottom: 1.5rem;
    overflow: hidden;
    box-shadow: 0 2px 8px rgba(13, 42, 212, 0.05);
    transition: var(--transition);
}

.planner-card:hover {
    box-shadow: 0 6px 20px rgba(13, 42, 212, 0.08);
}

.card-head {
    padding: 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.card-head-icon {
    width: 44px;
    height: 44px;
    border-radius: 12px;
    background: #eef2ff;
    color: var(--primary-blue);
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.card-head-icon svg {
    width: 22px;
    height: 22px;
}

.card-head h3 {
    font-size: 1rem;
    font-weight: 800;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.card-head p {
    font-size: 0.85rem;
    color: var(--text-light);
}

.card-body {
    padding: 1.5rem;
}

/* Plan Type Toggle */
.plan-type-toggle {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.toggle-option {
    border: 2px solid var(--border);
    border-radius: 12px;
    padding: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
    position: relative;
    background: white;
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.toggle-option input {
    position: absolute;
    opacity: 0;
}

.toggle-option:hover {
    border-color: var(--primary-blue);
    background: #eef2ff;
}

.toggle-option.selected {
    border-color: var(--primary-blue);
    background: #eef2ff;
}

.toggle-check {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    border: 2px solid var(--border);
    background: white;
    flex-shrink: 0;
    transition: var(--transition);
}

.toggle-option.selected .toggle-check {
    background: var(--primary-blue);
    border-color: var(--primary-blue);
}

.toggle-content strong {
    display: block;
    font-size: 0.95rem;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.toggle-content small {
    display: block;
    font-size: 0.8rem;
    color: var(--text-light);
}

/* Chapters Grid */
.subject-section {
    margin-bottom: 1.5rem;
}

.subject-header {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    font-size: 0.85rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--text-light);
}

.subject-dot {
    width: 10px;
    height: 10px;
    border-radius: 3px;
}

.subject-hours {
    margin-left: auto;
    font-size: 0.8rem;
}

.chapter-chips {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 0.6rem;
}

.chip {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    padding: 0.7rem 1rem;
    border: 1.5px solid var(--border);
    border-radius: 10px;
    background: white;
    cursor: pointer;
    transition: var(--transition);
    font-size: 0.9rem;
    user-select: none;
}

.chip:hover {
    border-color: var(--primary-blue);
    background: #eef2ff;
}

.chip.done {
    border-color: #16a34a;
    background: #dcfce7;
    color: #16a34a;
}

.chip-num {
    width: 24px;
    height: 24px;
    border-radius: 6px;
    background: #f0f0f0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    font-weight: 800;
    flex-shrink: 0;
}

.chip.done .chip-num {
    background: #16a34a;
    color: white;
}

.chip-check {
    margin-left: auto;
    flex-shrink: 0;
}

/* Hours Grid */
.hours-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.hour-input {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.hour-input label {
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 0.4rem;
}

.day-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--border);
    transition: background 0.2s;
}

.day-indicator.active {
    background: #16a34a;
}

.hour-input input[type="range"] {
    width: 100%;
    height: 6px;
    border-radius: 3px;
    background: var(--border);
    outline: none;
    cursor: pointer;
    -webkit-appearance: none;
    appearance: none;
}

.hour-input input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 18px;
    height: 18px;
    border-radius: 50%;
    background: var(--primary-blue);
    cursor: pointer;
    box-shadow: 0 2px 6px rgba(13, 42, 212, 0.3);
    transition: transform 0.15s;
}

.hour-input input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.hour-display {
    font-size: 0.95rem;
    font-weight: 700;
    color: var(--primary-blue);
    text-align: center;
}

.weekly-total {
    padding: 1rem 1.25rem;
    background: #eef2ff;
    border-radius: 12px;
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--primary-blue);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

/* Form Actions */
.form-actions {
    display: flex;
    justify-content: center;
    margin-top: 2rem;
}

.btn-primary {
    min-width: 250px;
}

/* Results Actions */
.results-actions {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

@media (max-width: 768px) {
    .plan-type-toggle {
        grid-template-columns: 1fr;
    }

    .chapter-chips {
        grid-template-columns: repeat(auto-fill, minmax(140px, 1fr));
    }

    .results-actions {
        flex-direction: column;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
    }
}

/* ─────────────────────────────────────────────────────────────────
   RESULTS
───────────────────────────────────────────────────────────────────── */
#alertBox {
    padding: 1rem 1.25rem;
    border-radius: 12px;
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.9rem;
    font-weight: 600;
}

#alertBox.success {
    background: #dcfce7;
    color: #16a34a;
    border: 1px solid #bbf7d0;
}

#alertBox.warning {
    background: #fef9c3;
    color: #a16207;
    border: 1px solid #fde68a;
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 2rem;
}

.stat-box {
    background: white;
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 1.5rem;
    text-align: center;
    transition: var(--transition);
}

.stat-box:hover {
    transform: translateY(-4px);
    box-shadow: 0 6px 16px rgba(13, 42, 212, 0.1);
}

.stat-number {
    font-size: 2rem;
    font-weight: 900;
    color: var(--primary-blue);
    line-height: 1;
    margin-bottom: 0.5rem;
}

.stat-label {
    font-size: 0.8rem;
    color: var(--text-light);
    font-weight: 600;
}

/* Timeline Section */
.timeline-section,
.weekly-section {
    margin-top: 2.5rem;
}

.timeline-title {
    font-size: 1rem;
    font-weight: 800;
    color: var(--text-dark);
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1rem;
    border-bottom: 2px solid var(--primary-blue);
}

.timeline-title svg {
    width: 20px;
    height: 20px;
    color: var(--primary-blue);
}

.timeline-item {
    display: grid;
    grid-template-columns: 40px 1fr 200px 140px;
    gap: 1rem;
    align-items: center;
    padding: 1rem;
    border: 1px solid var(--border);
    border-radius: 12px;
    margin-bottom: 0.75rem;
    background: white;
    transition: var(--transition);
}

.timeline-item:hover {
    border-color: var(--primary-blue);
    box-shadow: 0 2px 8px rgba(13, 42, 212, 0.08);
}

.timeline-item.completed {
    opacity: 0.5;
    background: #fafafa;
}

.ch-badge {
    width: 40px;
    height: 40px;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 900;
    font-size: 0.75rem;
    color: white;
}

.timeline-info h4 {
    font-size: 0.9rem;
    font-weight: 700;
    color: var(--text-dark);
    margin-bottom: 0.2rem;
}

.timeline-info p {
    font-size: 0.75rem;
    color: var(--text-light);
}

.timeline-bar {
    position: relative;
    height: 28px;
    background: var(--light-gray);
    border-radius: 8px;
    overflow: hidden;
}

.timeline-progress {
    height: 100%;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.65rem;
    font-weight: 800;
    color: white;
    white-space: nowrap;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1);
}

.timeline-dates {
    font-size: 0.75rem;
    color: var(--text-light);
    text-align: right;
}

@media (max-width: 1024px) {
    .timeline-item {
        grid-template-columns: 40px 1fr;
        gap: 1rem;
    }

    .timeline-bar {
        grid-column: 1 / -1;
        margin-top: 0.5rem;
    }

    .timeline-dates {
        grid-column: 1 / -1;
        text-align: left;
        margin-top: 0.5rem;
    }
}

@media (max-width: 768px) {
    .timeline-item {
        grid-template-columns: 1fr;
    }

    .timeline-bar {
        width: 100%;
    }
}

/* ─────────────────────────────────────────────────────────────────
   FOOTER
───────────────────────────────────────────────────────────────────── */
.footer {
    background: white;
    color: var(--text-dark);
    padding: 2rem;
    text-align: center;
    border-top: 1px solid var(--border);
}

.footer-icons {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
    flex-wrap: wrap;
}

.footer-icon {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 45px;
    height: 45px;
    color: var(--text-dark);
    transition: var(--transition);
    text-decoration: none;
}

.footer-icon i {
    font-size: 20px;
}

.footer-icon:hover {
    transform: scale(1.2);
}

.footer-icon.youtube {
    color: #ff0000;
}

.footer-icon.youtube:hover {
    color: #cc0000;
}

.footer-icon.mail:hover {
    color: #EA4335;
}

.footer-icon.business:hover {
    color: #4285F4;
}

.footer-icon.linkedin:hover {
    color: #0A66C2;
}

.footer-icon.scholar:hover {
    color: #4285F4;
}

.footer-icon.substack:hover {
    color: #FF6B35;
}

.footer-icon.phone:hover {
    color: #34C759;
}

.footer-copyright {
    font-size: 0.75rem;
    color: var(--text-light);
}

@media (max-width: 768px) {
    .footer {
        padding: 1.5rem 1rem;
    }

    .footer-icons {
        gap: 0.75rem;
    }

    .footer-icon {
        width: 40px;
        height: 40px;
    }

    .footer-icon i {
        font-size: 18px;
    }
}

/* ─────────────────────────────────────────────────────────────────
   RESPONSIVE
───────────────────────────────────────────────────────────────────── */
@media (max-width: 640px) {
    .section-container {
        padding: 2rem 1rem;
    }

    .section-header h2 {
        font-size: 1.6rem;
    }

    .card-header {
        flex-direction: column;
    }

    .coming-badge,
    .active-badge {
        margin-top: 0.5rem;
    }
}