/* ==========================================
   VIVIEN MANANGOU 2026 - CAMPAIGN WEBSITE
   Couleurs: Vert, Jaune, Rouge (Drapeau Congo)
   ========================================== */

:root {
    --congo-green: #059669;
    --congo-yellow: #F59E0B;
    --congo-red: #DC2626;
    --dark: #111827;
    --dark-blue: #1E293B;
    --white: #FFFFFF;
    --gray-50: #F9FAFB;
    --gray-100: #F3F4F6;
    --gray-600: #4B5563;
    --gray-800: #1F2937;
    
    --gradient-primary: linear-gradient(135deg, #059669 0%, #10B981 100%);
    --gradient-yellow: linear-gradient(135deg, #F59E0B 0%, #FBBF24 100%);
    --gradient-red: linear-gradient(135deg, #DC2626 0%, #EF4444 100%);
    --gradient-flag: linear-gradient(to right, #059669 33%, #F59E0B 33%, #F59E0B 66%, #DC2626 66%);
    
    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 20px rgba(0, 0, 0, 0.12);
    --shadow-lg: 0 10px 40px rgba(0, 0, 0, 0.15);
    --shadow-xl: 0 20px 60px rgba(0, 0, 0, 0.2);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Raleway', sans-serif;
    color: var(--gray-800);
    line-height: 1.7;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 800;
    line-height: 1.2;
}

.container {
    max-width: 1320px;
    margin: 0 auto;
    padding: 0 20px;
}

.section-padding {
    padding: 100px 0;
}

.text-center {
    text-align: center;
}

.bg-dark {
    background: var(--dark-blue);
}

/* Navigation */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow-sm);
    transition: all 0.3s ease;
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 1rem 40px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 15px;
}

.brand-flag {
    display: flex;
    flex-direction: column;
    width: 6px;
    height: 50px;
    overflow: hidden;
    border-radius: 3px;
}

.flag-stripe {
    flex: 1;
}

.flag-stripe.green { background: var(--congo-green); }
.flag-stripe.yellow { background: var(--congo-yellow); }
.flag-stripe.red { background: var(--congo-red); }

.brand-text {
    display: flex;
    flex-direction: column;
}

.brand-name {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 28px;
    font-weight: 400;
    letter-spacing: 2px;
    color: var(--dark);
    line-height: 1;
}

.brand-tagline {
    font-size: 18px;
    font-weight: 900;
    color: var(--congo-green);
    letter-spacing: 3px;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 6px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 10px;
}

.nav-toggle span {
    width: 30px;
    height: 3px;
    background: var(--dark);
    border-radius: 3px;
    transition: all 0.3s ease;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 40px;
    list-style: none;
}

.nav-link {
    color: var(--dark);
    text-decoration: none;
    font-weight: 600;
    font-size: 15px;
    transition: all 0.3s ease;
    position: relative;
    padding: 8px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 3px;
    background: var(--gradient-flag);
    transition: width 0.3s ease;
}

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

.btn-nav {
    background: var(--gradient-primary);
    color: var(--white);
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 14px;
    text-decoration: none;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(5, 150, 105, 0.3);
}

.btn-nav:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 25px rgba(5, 150, 105, 0.4);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    padding: 16px 36px;
    font-weight: 700;
    font-size: 16px;
    border-radius: 50px;
    transition: all 0.3s ease;
    cursor: pointer;
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--gradient-primary);
    color: var(--white);
    box-shadow: 0 6px 25px rgba(5, 150, 105, 0.3);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 35px rgba(5, 150, 105, 0.4);
}

.btn-outline {
    background: transparent;
    color: var(--dark);
    border: 3px solid var(--dark);
}

.btn-outline:hover {
    background: var(--dark);
    color: var(--white);
    transform: translateY(-3px);
}

.btn-white {
    background: var(--white);
    color: var(--congo-green);
    box-shadow: var(--shadow-md);
}

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

.btn-outline-white {
    background: transparent;
    color: var(--white);
    border: 3px solid var(--white);
}

.btn-outline-white:hover {
    background: var(--white);
    color: var(--congo-green);
}

.btn-large {
    padding: 20px 48px;
    font-size: 18px;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #F9FAFB 0%, #E5E7EB 100%);
    padding: 140px 0 80px;
}

.hero-video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 20% 50%, rgba(5, 150, 105, 0.05) 0%, transparent 50%),
                radial-gradient(circle at 80% 50%, rgba(245, 158, 11, 0.05) 0%, transparent 50%);
}

.hero-shapes {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
}

.shape-circle {
    position: absolute;
    border-radius: 50%;
    filter: blur(100px);
    opacity: 0.2;
    animation: float 25s infinite ease-in-out;
}

.green-shape {
    width: 600px;
    height: 600px;
    background: var(--congo-green);
    top: -200px;
    right: -200px;
}

.yellow-shape {
    width: 500px;
    height: 500px;
    background: var(--congo-yellow);
    bottom: -150px;
    left: -150px;
    animation-delay: 8s;
}

.red-shape {
    width: 400px;
    height: 400px;
    background: var(--congo-red);
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    animation-delay: 16s;
}

@keyframes float {
    0%, 100% { transform: translate(0, 0); }
    33% { transform: translate(60px, -60px); }
    66% { transform: translate(-60px, 60px); }
}

.hero-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 1100px;
    margin: 0 auto;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    background: var(--white);
    padding: 12px 28px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 14px;
    margin-bottom: 30px;
    box-shadow: var(--shadow-md);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.badge-flag {
    font-size: 24px;
}

.hero-title {
    margin-bottom: 30px;
}

.title-main {
    display: block;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 90px;
    font-weight: 400;
    letter-spacing: 8px;
    color: var(--dark);
    line-height: 1;
    margin-bottom: 10px;
}

.title-sub {
    display: block;
    font-size: 42px;
    font-weight: 900;
    background: var(--gradient-flag);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero-description {
    font-size: 20px;
    line-height: 1.8;
    color: var(--gray-600);
    max-width: 800px;
    margin: 0 auto 50px;
}

.hero-cta {
    display: flex;
    gap: 20px;
    justify-content: center;
    margin-bottom: 80px;
}

.hero-stats {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 60px;
}

.stat-item {
    text-align: center;
}

.stat-icon {
    font-size: 42px;
    margin-bottom: 12px;
}

.stat-number {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 56px;
    font-weight: 400;
    color: var(--congo-green);
    line-height: 1;
    margin-bottom: 8px;
}

.stat-label {
    font-size: 16px;
    font-weight: 700;
    color: var(--gray-600);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-divider {
    width: 2px;
    height: 80px;
    background: linear-gradient(to bottom, transparent, var(--gray-600), transparent);
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    color: var(--gray-600);
    font-size: 14px;
    font-weight: 600;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(-10px); }
}

/* Section Headers */
.section-badge {
    display: inline-block;
    background: var(--gradient-primary);
    color: var(--white);
    padding: 8px 24px;
    border-radius: 50px;
    font-weight: 700;
    font-size: 13px;
    margin-bottom: 20px;
    text-transform: uppercase;
    letter-spacing: 2px;
}

.section-badge.white {
    background: var(--white);
    color: var(--congo-green);
}

.section-title {
    font-size: 52px;
    font-weight: 900;
    margin-bottom: 24px;
    color: var(--dark);
}

.section-title.white {
    color: var(--white);
}

.section-description {
    font-size: 19px;
    line-height: 1.8;
    color: var(--gray-600);
    max-width: 800px;
    margin: 0 auto;
}

/* Priorities Grid */
.priorities-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
    margin-top: 60px;
}

.priority-card {
    background: var(--white);
    border-radius: 24px;
    padding: 40px;
    position: relative;
    overflow: hidden;
    transition: all 0.4s ease;
    border: 3px solid transparent;
}

.priority-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 6px;
    transition: height 0.4s ease;
}

.priority-card.green-card::before { background: var(--congo-green); }
.priority-card.yellow-card::before { background: var(--congo-yellow); }
.priority-card.red-card::before { background: var(--congo-red); }

.priority-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.priority-card:hover::before {
    height: 100%;
    opacity: 0.05;
}

.priority-number {
    position: absolute;
    top: 20px;
    right: 20px;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 72px;
    font-weight: 400;
    opacity: 0.1;
    line-height: 1;
}

.priority-icon {
    font-size: 56px;
    margin-bottom: 24px;
}

.priority-card h3 {
    font-size: 26px;
    font-weight: 800;
    margin-bottom: 16px;
    color: var(--dark);
}

.priority-card p {
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-600);
    margin-bottom: 24px;
}

.priority-link {
    color: var(--congo-green);
    font-weight: 700;
    text-decoration: none;
    transition: gap 0.3s ease;
    display: inline-block;
}

.priority-link:hover {
    gap: 12px;
}

.center-card {
    grid-column: 2;
}

.priority-icon-large {
    font-size: 80px;
    margin-bottom: 24px;
}

/* Vision Section */
.vision-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.vision-description {
    color: rgba(255, 255, 255, 0.9);
    font-size: 18px;
    line-height: 1.9;
    margin-bottom: 40px;
}

.vision-points {
    display: grid;
    gap: 24px;
    margin-bottom: 40px;
}

.vision-point {
    display: flex;
    gap: 20px;
    align-items: flex-start;
}

.point-icon {
    width: 50px;
    height: 50px;
    background: var(--congo-green);
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 24px;
    color: var(--white);
    font-weight: 900;
    flex-shrink: 0;
}

.point-text h4 {
    color: var(--white);
    font-size: 20px;
    margin-bottom: 8px;
}

.point-text p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 15px;
    line-height: 1.6;
}

.highlight-green {
    color: var(--congo-green);
}

.vision-card {
    background: var(--white);
    border-radius: 24px;
    padding: 40px;
    box-shadow: var(--shadow-xl);
}

.candidate-frame {
    position: relative;
    margin-bottom: 30px;
}

.frame-flag {
    display: flex;
    height: 8px;
    border-radius: 4px 4px 0 0;
    overflow: hidden;
    margin-bottom: 30px;
}

.flag-bar {
    flex: 1;
}

.flag-bar.green { background: var(--congo-green); }
.flag-bar.yellow { background: var(--congo-yellow); }
.flag-bar.red { background: var(--congo-red); }

.candidate-image {
    aspect-ratio: 3/4;
    background: var(--gray-100);
    border-radius: 16px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.candidate-placeholder {
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0.3;
}

.candidate-info h3 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 38px;
    letter-spacing: 2px;
    margin-bottom: 8px;
}

.candidate-title {
    font-size: 16px;
    font-weight: 700;
    color: var(--congo-green);
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 24px;
}

.candidate-quote {
    background: var(--gray-50);
    padding: 24px;
    border-radius: 12px;
    border-left: 4px solid var(--congo-green);
    position: relative;
}

.candidate-quote svg {
    position: absolute;
    top: 20px;
    right: 20px;
    color: var(--congo-green);
    opacity: 0.3;
}

.candidate-quote p {
    font-size: 15px;
    line-height: 1.7;
    font-style: italic;
    color: var(--gray-600);
}

/* Engagement Section */
.engagement-grid {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 20px;
    margin-top: 60px;
}

.engagement-item {
    background: var(--white);
    border-radius: 16px;
    padding: 30px;
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid var(--gray-100);
}

.engagement-item:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: transparent;
}

.engagement-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: 'Bebas Neue', sans-serif;
    font-size: 32px;
    color: var(--white);
    margin: 0 auto 20px;
}

.green-bg { background: var(--congo-green); }
.yellow-bg { background: var(--congo-yellow); }
.red-bg { background: var(--congo-red); }

.engagement-item h3 {
    font-size: 16px;
    font-weight: 700;
    line-height: 1.4;
    color: var(--dark);
}

/* CTA Section */
.cta-section {
    padding: 100px 0;
    background: var(--gradient-flag);
    position: relative;
    overflow: hidden;
}

.cta-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
}

.cta-content {
    position: relative;
    z-index: 10;
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.cta-icon {
    font-size: 80px;
    margin-bottom: 30px;
}

.cta-title {
    font-size: 56px;
    font-weight: 900;
    color: var(--white);
    margin-bottom: 24px;
}

.cta-text {
    font-size: 20px;
    color: rgba(255, 255, 255, 0.95);
    line-height: 1.8;
    margin-bottom: 50px;
}

.cta-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
}

/* Footer */
.footer {
    background: var(--dark);
    color: rgba(255, 255, 255, 0.8);
}

.footer-main {
    padding: 80px 0 40px;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 60px;
}

.footer-brand {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.footer-brand h3 {
    font-family: 'Bebas Neue', sans-serif;
    font-size: 24px;
    letter-spacing: 2px;
    color: var(--white);
}

.footer-description {
    font-size: 15px;
    line-height: 1.7;
    margin-bottom: 30px;
}

.footer-social {
    display: flex;
    gap: 12px;
}

.social-btn {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-btn.green { background: var(--congo-green); }
.social-btn.yellow { background: var(--congo-yellow); }
.social-btn.red { background: var(--congo-red); }

.social-btn:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}

.footer-col h4 {
    font-size: 18px;
    font-weight: 800;
    color: var(--white);
    margin-bottom: 24px;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 12px;
    list-style: none;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    font-size: 15px;
    transition: all 0.3s ease;
}

.footer-links a:hover {
    color: var(--congo-green);
    padding-left: 8px;
}

.newsletter-form {
    display: flex;
    gap: 8px;
}

.newsletter-form input {
    flex: 1;
    padding: 14px 20px;
    border-radius: 50px;
    border: 2px solid rgba(255, 255, 255, 0.1);
    background: rgba(255, 255, 255, 0.05);
    color: var(--white);
    font-size: 14px;
}

.newsletter-form input::placeholder {
    color: rgba(255, 255, 255, 0.5);
}

.newsletter-form button {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: var(--congo-green);
    border: none;
    color: var(--white);
    cursor: pointer;
    transition: all 0.3s ease;
}

.newsletter-form button:hover {
    background: #047857;
    transform: scale(1.1);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding: 30px 0;
}

.footer-bottom-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 14px;
}

.footer-legal {
    display: flex;
    gap: 24px;
}

.footer-legal a {
    color: rgba(255, 255, 255, 0.7);
    text-decoration: none;
    transition: color 0.3s ease;
}

.footer-legal a:hover {
    color: var(--congo-green);
}

/* Back to Top */
.back-to-top {
    position: fixed;
    bottom: 40px;
    right: 40px;
    width: 60px;
    height: 60px;
    background: var(--congo-green);
    border: none;
    border-radius: 50%;
    color: var(--white);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-lg);
    z-index: 999;
}

.back-to-top.visible {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    transform: translateY(-5px);
    background: #047857;
}

/* Animations */
[data-aos] {
    opacity: 0;
    transition: opacity 0.8s ease, transform 0.8s ease;
}

[data-aos].aos-animate {
    opacity: 1;
}

[data-aos="fade-up"] {
    transform: translateY(30px);
}

[data-aos="fade-up"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-down"] {
    transform: translateY(-30px);
}

[data-aos="fade-down"].aos-animate {
    transform: translateY(0);
}

[data-aos="fade-left"] {
    transform: translateX(-30px);
}

[data-aos="fade-left"].aos-animate {
    transform: translateX(0);
}

[data-aos="fade-right"] {
    transform: translateX(30px);
}

[data-aos="fade-right"].aos-animate {
    transform: translateX(0);
}

[data-aos="zoom-in"] {
    transform: scale(0.95);
}

[data-aos="zoom-in"].aos-animate {
    transform: scale(1);
}

/* Responsive */
@media (max-width: 1024px) {
    .priorities-grid,
    .vision-content {
        grid-template-columns: 1fr;
    }

    .engagement-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-toggle {
        display: flex;
    }

    .nav-menu {
        position: fixed;
        top: 0;
        right: -100%;
        width: 320px;
        height: 100vh;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 100px 40px;
        gap: 0;
        box-shadow: var(--shadow-xl);
        transition: right 0.4s ease;
    }

    .nav-menu.active {
        right: 0;
    }

    .nav-menu li {
        width: 100%;
        padding: 16px 0;
        border-bottom: 1px solid var(--gray-100);
    }

    .title-main {
        font-size: 48px;
    }

    .title-sub {
        font-size: 28px;
    }

    .hero-cta,
    .cta-buttons {
        flex-direction: column;
    }

    .hero-stats {
        flex-direction: column;
        gap: 30px;
    }

    .stat-divider {
        width: 80px;
        height: 2px;
    }

    .section-title {
        font-size: 36px;
    }

    .engagement-grid {
        grid-template-columns: 1fr;
    }

    .footer-grid {
        grid-template-columns: 1fr;
    }

    .footer-bottom-content {
        flex-direction: column;
        gap: 20px;
    }
}