/* ========================================
   ABOUT PAGE - CINEMATIC BLUE THEME
   ======================================== */

:root {
    --color-blue-primary: #3b82f6;
    --color-blue-deep: #1e3a8a;
    --color-blue-cyan: #0ea5e9;
    --color-blue-light: #60a5fa;
    --color-silver: #94a3b8;
    --color-silver-light: #cbd5e1;
}

/* ========================================
   HERO ABOUT - CINEMATIC LOGO
   ======================================== */

.hero-about {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    padding-top: 80px;
    background: radial-gradient(ellipse at center, rgba(30, 58, 138, 0.2) 0%, #000000 70%);
    width: 100%;
}

.hero-background-about {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 0;
    overflow: hidden;
}

.stars-layer {
    position: absolute;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 20% 30%, white, transparent),
        radial-gradient(2px 2px at 60% 70%, white, transparent),
        radial-gradient(1px 1px at 50% 50%, white, transparent),
        radial-gradient(1px 1px at 80% 10%, white, transparent),
        radial-gradient(2px 2px at 90% 60%, white, transparent),
        radial-gradient(1px 1px at 33% 80%, white, transparent),
        radial-gradient(1px 1px at 15% 90%, white, transparent);
    background-size: 200% 200%;
    animation: stars-twinkle 8s ease-in-out infinite;
    opacity: 0.3;
}

@keyframes stars-twinkle {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.6; }
}

.blue-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 800px;
    height: 800px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.15) 0%, transparent 70%);
    animation: pulse-blue 6s ease-in-out infinite;
}

@keyframes pulse-blue {
    0%, 100% { 
        transform: translate(-50%, -50%) scale(1); 
        opacity: 0.3; 
    }
    50% { 
        transform: translate(-50%, -50%) scale(1.2); 
        opacity: 0.5; 
    }
}

.hero-logo-container {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 900px;
    padding: 0 1rem;
    width: 100%;
}

.logo-globe-wrapper {
    position: relative;
    display: inline-block;
    margin-bottom: 3rem;
}

.cinematic-logo {
    width: 400px;
    height: auto;
    max-width: 90vw;
    display: block;
    margin: 0 auto;
    filter: drop-shadow(0 0 40px rgba(59, 130, 246, 0.6))
            drop-shadow(0 0 80px rgba(59, 130, 246, 0.4));
    animation: logo-entrance 2s ease-out, logo-float 4s ease-in-out 2s infinite;
}

@keyframes logo-entrance {
    0% {
        opacity: 0;
        transform: scale(0.8) translateY(30px);
        filter: drop-shadow(0 0 0px rgba(59, 130, 246, 0)) blur(10px);
    }
    100% {
        opacity: 1;
        transform: scale(1) translateY(0);
        filter: drop-shadow(0 0 40px rgba(59, 130, 246, 0.6)) blur(0);
    }
}

@keyframes logo-float {
    0%, 100% { 
        transform: translateY(0px) scale(1); 
    }
    50% { 
        transform: translateY(-15px) scale(1.02); 
    }
}

.globe-glow {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 120%;
    height: 120%;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.2) 0%, transparent 70%);
    animation: glow-pulse 3s ease-in-out infinite;
    pointer-events: none;
}

@keyframes glow-pulse {
    0%, 100% { opacity: 0.5; transform: translate(-50%, -50%) scale(1); }
    50% { opacity: 0.8; transform: translate(-50%, -50%) scale(1.1); }
}

.hero-title-about {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 400;
    line-height: 1.2;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
    color: var(--color-text);
    animation: title-fade-in 1.5s ease-out 0.5s both;
}

@keyframes title-fade-in {
    0% {
        opacity: 0;
        transform: translateY(30px);
    }
    100% {
        opacity: 1;
        transform: translateY(0);
    }
}

.gradient-text-blue {
    background: linear-gradient(135deg, #3b82f6 0%, #0ea5e9 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* ========================================
   SECTION LABELS - BLUE THEME
   ======================================== */

.section-label-blue {
    display: inline-block;
    color: var(--color-blue-primary);
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    margin-bottom: 1rem;
}

/* ========================================
   ABOUT GRID
   ======================================== */

.about-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 3rem;
    margin-top: var(--spacing-lg);
}

.about-card {
    padding: 3rem 2.5rem;
    background: rgba(59, 130, 246, 0.03);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.about-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-blue-primary), transparent);
    transform: translateX(-100%);
    transition: var(--transition);
}

.about-card:hover::before {
    transform: translateX(0);
}

.about-card:hover {
    background: rgba(59, 130, 246, 0.05);
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.2);
}

.about-icon {
    margin-bottom: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}

.about-icon svg {
    width: 48px;
    height: 48px;
    transition: var(--transition);
}

.about-card:hover .about-icon svg {
    transform: scale(1.1) rotate(5deg);
}

.about-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.about-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
    font-size: 1rem;
}

.about-card p strong {
    color: var(--color-blue-light);
    font-weight: 600;
}

/* ========================================
   EXPERTISE GRID
   ======================================== */

.expertise-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: var(--spacing-lg);
}

.expertise-card {
    padding: 2.5rem 2rem;
    background: var(--color-surface);
    border: 1px solid rgba(59, 130, 246, 0.1);
    border-radius: 8px;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.expertise-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--color-blue-primary), transparent);
    transform: translateX(-100%);
    transition: var(--transition);
}

.expertise-card:hover::before {
    transform: translateX(0);
}

.expertise-card:hover {
    border-color: rgba(59, 130, 246, 0.3);
    transform: translateY(-5px);
    box-shadow: 0 20px 60px rgba(59, 130, 246, 0.15);
}

.expertise-number {
    font-size: 0.75rem;
    color: var(--color-blue-primary);
    font-weight: 700;
    letter-spacing: 0.1em;
    margin-bottom: 1.5rem;
}

.expertise-card h3 {
    font-size: 1.5rem;
    font-weight: 600;
    margin-bottom: 1rem;
    color: var(--color-text);
}

.expertise-card p {
    color: var(--color-text-secondary);
    line-height: 1.7;
}

/* ========================================
   STYLE SECTION
   ======================================== */

.section-style {
    background: linear-gradient(135deg, rgba(30, 58, 138, 0.05) 0%, rgba(15, 23, 42, 0.2) 100%);
    position: relative;
    overflow: hidden;
}

.section-style::before {
    content: '';
    position: absolute;
    top: 50%;
    right: -200px;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(59, 130, 246, 0.08) 0%, transparent 70%);
    transform: translateY(-50%);
}

.style-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.style-text {
    position: relative;
    z-index: 1;
}

.style-list {
    list-style: none;
    margin-top: 2rem;
}

.style-list li {
    padding: 1rem 0;
    padding-left: 2rem;
    color: var(--color-text-secondary);
    position: relative;
    font-size: 1.05rem;
    line-height: 1.6;
}

.style-list li::before {
    content: '→';
    position: absolute;
    left: 0;
    color: var(--color-blue-primary);
    font-weight: 700;
}

.style-list li strong {
    color: var(--color-text);
    font-weight: 600;
}

.style-visual {
    position: relative;
    z-index: 1;
}

.style-showcase {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.style-box {
    aspect-ratio: 1;
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 600;
    font-size: 0.85rem;
    text-align: center;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
    transition: var(--transition);
    padding: 1.5rem;
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.style-box:hover {
    transform: translateY(-5px) scale(1.03);
    box-shadow: 0 20px 50px rgba(59, 130, 246, 0.3);
    border-color: rgba(59, 130, 246, 0.3);
}

/* ========================================
   WHY INFINITRA
   ======================================== */

.why-content {
    text-align: center;
    max-width: 900px;
    margin: 0 auto;
}

.why-description {
    font-size: 1.25rem;
    color: var(--color-text-secondary);
    line-height: 1.8;
    margin: 2rem 0 4rem;
}

.why-description strong {
    color: var(--color-blue-primary);
    font-weight: 600;
}

.pillars {
    display: grid;
    grid-template-columns: 1fr auto 1fr auto 1fr;
    gap: 3rem;
    align-items: center;
    margin-top: 3rem;
}

.pillar {
    text-align: center;
}

.pillar-title {
    display: block;
    font-size: 2rem;
    font-weight: 700;
    color: var(--color-blue-primary);
    margin-bottom: 1rem;
    font-family: var(--font-display);
}

.pillar p {
    color: var(--color-text-secondary);
    font-size: 1rem;
}

.pillar-divider {
    width: 1px;
    height: 80px;
    background: linear-gradient(to bottom, transparent, var(--color-blue-primary), transparent);
}

/* ========================================
   RESPONSIVE - ABOUT PAGE
   ======================================== */

@media (max-width: 1024px) {
    .cinematic-logo {
        width: 350px;
    }
    
    .style-content {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .style-showcase {
        max-width: 400px;
        margin: 0 auto;
    }
    
    .pillars {
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-about {
        min-height: 100vh;
        padding-top: 80px;
    }
    
    .cinematic-logo {
        width: 260px;
        margin-bottom: 2rem;
    }
    
    .hero-title-about {
        font-size: 2.2rem;
        margin-bottom: 1.5rem;
        line-height: 1.2;
    }
    
    .hero-logo-container {
        padding: 0 1rem;
    }
    
    /* Navigation mobile */
    .nav-content {
        padding: 1rem 0;
    }
    
    .nav-links {
        display: none;
    }
    
    /* Buttons mobile */
    .btn-large {
        width: 100%;
        padding: 1rem 2rem;
        font-size: 0.95rem;
        text-align: center;
    }
    
    .btn-primary {
        padding: 0.6rem 1.2rem;
        font-size: 0.85rem;
    }
    
    /* Section spacing */
    .section {
        padding: 3rem 0;
    }
    
    .section-header {
        margin-bottom: 2rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .section-description {
        font-size: 1rem;
    }
    
    /* Grids */
    .about-grid,
    .expertise-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-card,
    .expertise-card {
        padding: 2rem 1.5rem;
    }
    
    .about-icon svg,
    .about-icon {
        width: 40px;
        height: 40px;
    }
    
    .about-card h3,
    .expertise-card h3 {
        font-size: 1.3rem;
    }
    
    /* Style section */
    .style-content {
        gap: 2.5rem;
    }
    
    .style-list {
        margin-top: 1.5rem;
    }
    
    .style-list li {
        font-size: 0.95rem;
        padding: 0.75rem 0;
        padding-left: 1.8rem;
        line-height: 1.5;
    }
    
    .style-list li::before {
        font-size: 0.9rem;
    }
    
    /* Palettes horizontales sur mobile */
    .style-showcase {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.75rem;
        margin-top: 2rem;
    }
    
    .style-box {
        font-size: 0.7rem;
        padding: 0.75rem 0.5rem;
        min-height: 80px;
        aspect-ratio: auto;
    }
    .pillars {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .pillar-title {
        font-size: 1.75rem;
    }
    
    .pillar-divider {
        width: 80px;
        height: 1px;
        background: linear-gradient(to right, transparent, var(--color-blue-primary), transparent);
        margin: 0 auto;
    }
    
    .why-description {
        font-size: 1.1rem;
        margin: 1.5rem 0 3rem;
    }
    
    /* Style showcase */
    .style-showcase {
        grid-template-columns: repeat(4, 1fr);
        gap: 0.75rem;
        max-width: 100%;
    }
    
    .style-box {
        font-size: 0.75rem;
        padding: 1rem 0.5rem;
        min-height: 90px;
    }
    
    /* CTA Section */
    .section-cta .cta-content h2 {
        font-size: 2rem;
    }
    
    .section-cta .cta-content p {
        font-size: 1rem;
        margin-bottom: 2rem;
    }
    
    /* Footer horizontal sur mobile */
    .footer-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .footer-links {
        grid-template-columns: repeat(3, 1fr);
        gap: 1.5rem;
    }
    
    .footer-brand {
        text-align: center;
        margin-bottom: 1rem;
    }
    
    .footer-column h4 {
        font-size: 0.75rem;
        margin-bottom: 1rem;
    }
    
    .footer-column a {
        font-size: 0.85rem;
        margin-bottom: 0.5rem;
    }
}

@media (max-width: 480px) {
    .hero-about {
        min-height: 100vh;
        padding-top: 70px;
    }
    
    .cinematic-logo {
        width: 220px;
    }
    
    .hero-title-about {
        font-size: 1.85rem;
        line-height: 1.2;
    }
    
    .btn-large {
        padding: 0.9rem 1.5rem;
        font-size: 0.9rem;
    }
    
    .btn-primary {
        padding: 0.5rem 1rem;
        font-size: 0.8rem;
    }
    
    .section-title {
        font-size: 1.75rem;
    }
    
    .about-card,
    .expertise-card {
        padding: 1.5rem 1rem;
    }
    
    .about-card h3,
    .expertise-card h3 {
        font-size: 1.2rem;
    }
    
    .pillar-title {
        font-size: 1.5rem;
    }
    
    /* Style section - palettes compactes */
    .style-content {
        gap: 2rem;
    }
    
    .style-list li {
        font-size: 0.9rem;
        padding: 0.65rem 0;
        padding-left: 1.5rem;
    }
    
    /* Palettes en grille 2x2 compacte */
    .style-showcase {
        grid-template-columns: repeat(2, 1fr);
        gap: 0.5rem;
    }
    
    .style-box {
        font-size: 0.65rem;
        padding: 0.75rem 0.5rem;
        min-height: 70px;
        aspect-ratio: auto;
    }
    
    .section-cta .cta-content h2 {
        font-size: 1.75rem;
    }
}