/* === STYLES SPÉCIFIQUES À LA PAGE D'ACCUEIL === */

/* Overflow spécifique à index */
body {
    overflow: hidden;
    cursor: pointer;
}

/* CRITIQUE : Forcer la désactivation du background de common.css */
body {
    background: #0a0a0a !important;
    background-size: initial !important;
    animation: none !important;
}

/* === POPUP DISCRET POUR LE NOM DE L'ANIMATION === */
.animation-popup {
    position: fixed;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%) translateY(100px);
    background: rgba(30, 58, 95, 0.95);
    backdrop-filter: blur(10px);
    color: var(--color-white);
    padding: 15px 30px;
    border-radius: 50px;
    font-family: var(--font-body);
    font-size: 0.95rem;
    font-weight: 600;
    letter-spacing: 1px;
    border: 2px solid rgba(221, 200, 171, 0.5);
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.5);
    z-index: 999;
    opacity: 0;
    transition: all 0.4s ease;
    pointer-events: none;
}

.animation-popup.show {
    transform: translateX(-50%) translateY(0);
    opacity: 1;
}

.animation-popup .popup-number {
    color: var(--color-beige);
    font-weight: 700;
    margin-right: 10px;
}

/* === MENU DE LANGUE (en haut à droite) === */
.language-selector-floating {
    position: fixed;
    top: 20px;
    right: 20px;
    z-index: 1000;
}

/* Style pour les drapeaux SVG */
.flag-svg {
    width: 24px;
    height: 18px;
    display: inline-block;
    vertical-align: middle;
    margin-right: 8px;
}

.btn-language {
    background: transparent;
    border: none;
    color: var(--color-white);
    padding: 8px 16px;
    border-radius: 8px;
    backdrop-filter: blur(10px);
    transition: all 0.3s ease;
}

.btn-language:hover {
    background: rgba(255, 255, 255, 0.15);
    border: 1px solid rgba(255, 255, 255, 0.2);
    color: var(--color-white);
}

.btn-language:focus {
    outline: none;
    box-shadow: none;
}

/* Dropdown personnalisé */
.dropdown-menu {
    background: rgba(20, 20, 30, 0.95);
    border: 1px solid rgba(255, 255, 255, 0.2);
    backdrop-filter: blur(10px);
    border-radius: 15px;
    padding: 8px;
    margin-top: 10px;
    min-width: 160px;
}

.dropdown-item {
    color: var(--color-white);
    padding: 10px 15px;
    border-radius: 8px;
    transition: all 0.2s ease;
    display: flex;
    align-items: center;
    gap: 10px;
    font-size: 0.9rem;
}

.dropdown-item:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--color-beige);
}

/* === CONTENEUR PRINCIPAL CENTRÉ === */
.main-container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 20px;
}

.welcome-content {
    text-align: center;
    max-width: 800px;
}

/* === TITRE DE BIENVENUE === */
.welcome-title {
    font-family: var(--font-body);
    font-size: 2rem;
    font-weight: 300;
    color: var(--color-beige);
    margin-bottom: 30px;
    letter-spacing: 1px;
    line-height: 1.6;
}

/* === NOM DE L'ENTREPRISE (police spéciale) === */
.company-name {
    font-family: var(--font-title);
    font-size: 4.5rem;
    font-weight: 900;
    color: var(--color-white);
    margin-bottom: 20px;
    letter-spacing: 8px;
    text-transform: uppercase;
    text-shadow: 
        0 0 20px rgba(30, 58, 95, 0.8),
        0 0 40px rgba(30, 58, 95, 0.6),
        0 5px 15px rgba(0, 0, 0, 0.5);
    position: relative;
}

.company-name::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 200px;
    height: 2px;
    background: linear-gradient(90deg, 
        transparent, 
        var(--color-blue), 
        var(--color-beige), 
        var(--color-blue), 
        transparent
    );
}

/* === SOUS-TITRE === */
.subtitle {
    font-family: var(--font-body);
    font-size: 1.2rem;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 50px;
    font-style: italic;
}

/* === BOUTON ENTRER (Glassmorphism) === */
.btn-glass {
    position: relative;
    display: inline-block;
    padding: 18px 60px;
    font-family: var(--font-body);
    font-size: 1.2rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--color-white);
    text-decoration: none;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(15px);
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-radius: 50px;
    overflow: hidden;
    transition: all 0.4s ease;
    box-shadow: 
        0 8px 32px rgba(0, 0, 0, 0.3),
        inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-glass::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, 
        transparent, 
        rgba(255, 255, 255, 0.3), 
        transparent
    );
    transition: left 0.6s ease;
}

.btn-glass:hover {
    color: var(--color-white);
    background: rgba(255, 255, 255, 0.2);
    border-color: rgba(255, 255, 255, 0.5);
    transform: translateY(-3px);
    box-shadow: 
        0 12px 40px rgba(30, 58, 95, 0.4),
        inset 0 1px 0 rgba(255, 255, 255, 0.3);
}

.btn-glass:hover::before {
    left: 100%;
}

/* Effet brillant sur le bouton */
.btn-shine {
    position: absolute;
    top: 0;
    left: -100%;
    width: 30px;
    height: 100%;
    background: rgba(255, 255, 255, 0.5);
    filter: blur(10px);
    transform: skewX(-20deg);
}

.btn-glass:hover .btn-shine {
    animation: shine 0.8s ease;
}

@keyframes shine {
    0% { left: -100%; }
    100% { left: 150%; }
}

/* === ANIMATIONS D'APPARITION === */
.fade-in {
    animation: fadeInUp 1s ease forwards;
    opacity: 0;
}

.fade-in-delay {
    animation: fadeInUp 1s ease 0.3s forwards;
    opacity: 0;
}

.fade-in-delay-2 {
    animation: fadeInUp 1s ease 0.6s forwards;
    opacity: 0;
}

.fade-in-delay-3 {
    animation: fadeInUp 1s ease 0.9s forwards;
    opacity: 0;
}

/* ========================================================================
   ANIMATIONS DE FOND - LES 6 OPTIONS
   IMPORTANT : Chaque animation écrase le background de common.css
   ======================================================================== */

/* === OPTION 1 : PARTICULES FLOTTANTES === */
body.animation-1 {
    background: #0a0a0a !important;
    animation: none !important;
}

body.animation-1::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 20% 50%, rgba(30, 58, 95, 0.6) 0%, transparent 40%),
        radial-gradient(circle at 80% 80%, rgba(30, 58, 95, 0.5) 0%, transparent 35%),
        radial-gradient(circle at 40% 20%, rgba(30, 58, 95, 0.4) 0%, transparent 30%),
        radial-gradient(circle at 70% 40%, rgba(30, 58, 95, 0.5) 0%, transparent 35%),
        radial-gradient(circle at 30% 80%, rgba(30, 58, 95, 0.4) 0%, transparent 30%);
    animation: particlesFloat 15s ease-in-out infinite;
    z-index: -1;
    pointer-events: none;
}

body.animation-1::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        radial-gradient(circle at 60% 70%, rgba(221, 200, 171, 0.35) 0%, transparent 40%),
        radial-gradient(circle at 90% 30%, rgba(221, 200, 171, 0.3) 0%, transparent 35%),
        radial-gradient(circle at 15% 40%, rgba(221, 200, 171, 0.3) 0%, transparent 35%),
        radial-gradient(circle at 50% 10%, rgba(221, 200, 171, 0.25) 0%, transparent 30%);
    animation: particlesFloat 12s ease-in-out infinite reverse;
    z-index: -1;
    pointer-events: none;
}

@keyframes particlesFloat {
    0%, 100% { 
        transform: translate(0, 0) scale(1); 
        opacity: 0.8;
    }
    33% { 
        transform: translate(60px, -40px) scale(1.3); 
        opacity: 1;
    }
    66% { 
        transform: translate(-50px, 50px) scale(0.8); 
        opacity: 0.9;
    }
}

/* === OPTION 2 : GRADIENT PULSANT === */
body.animation-2 {
    background: #0a0a0a !important;
    animation: none !important;
}

body.animation-2::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(ellipse at 50% 0%, rgba(30, 58, 95, 0.7) 0%, transparent 45%),
        radial-gradient(ellipse at 30% 40%, rgba(30, 58, 95, 0.6) 0%, transparent 45%),
        radial-gradient(ellipse at 70% 60%, rgba(221, 200, 171, 0.5) 0%, transparent 45%),
        radial-gradient(ellipse at 100% 50%, rgba(30, 58, 95, 0.5) 0%, transparent 40%);
    animation: auroraGradientMix 10s ease-in-out infinite;
    z-index: -1;
    pointer-events: none;
}

body.animation-2::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(
            180deg,
            rgba(30, 58, 95, 0.4) 0%,
            transparent 25%,
            transparent 75%,
            rgba(221, 200, 171, 0.4) 100%
        ),
        radial-gradient(ellipse at 60% 20%, rgba(30, 58, 95, 0.5) 0%, transparent 45%),
        radial-gradient(ellipse at 40% 80%, rgba(221, 200, 171, 0.45) 0%, transparent 45%),
        radial-gradient(ellipse at 80% 50%, rgba(30, 58, 95, 0.4) 0%, transparent 40%);
    animation: auroraGradientMix 8s ease-in-out infinite reverse;
    z-index: -1;
    pointer-events: none;
}

@keyframes auroraGradientMix {
    0%, 100% { 
        transform: translate(0, 0) scale(1);
        opacity: 0.9;
    }
    33% {
        transform: translate(40px, -30px) scale(1.2);
        opacity: 1;
    }
    66% { 
        transform: translate(-40px, 30px) scale(1.1); 
        opacity: 0.95;
    }
}

/* === OPTION 3 : VAGUES ONDULANTES === */
body.animation-3 {
    background: #0a0a0a !important;
    animation: none !important;
}

body.animation-3::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 50px,
            rgba(30, 58, 95, 0.1) 50px,
            rgba(30, 58, 95, 0.1) 100px
        );
    animation: waves 15s linear infinite;
    z-index: -1;
    pointer-events: none;
}

body.animation-3::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 50px,
            rgba(221, 200, 171, 0.08) 50px,
            rgba(221, 200, 171, 0.08) 100px
        );
    animation: waves 20s linear infinite reverse;
    z-index: -1;
    pointer-events: none;
}

@keyframes waves {
    0% { transform: translateY(0); }
    100% { transform: translateY(100px); }
}

/* === OPTION 4 : ÉTOILES SCINTILLANTES === */
body.animation-4 {
    background: #0a0a0a !important;
    animation: none !important;
}

body.animation-4::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(3px 3px at 20% 30%, rgba(255, 255, 255, 0.8), transparent),
        radial-gradient(2px 2px at 60% 70%, rgba(30, 58, 95, 0.7), transparent),
        radial-gradient(3px 3px at 50% 50%, rgba(221, 200, 171, 0.8), transparent),
        radial-gradient(2px 2px at 80% 10%, rgba(255, 255, 255, 0.7), transparent),
        radial-gradient(3px 3px at 90% 60%, rgba(30, 58, 95, 0.7), transparent),
        radial-gradient(2px 2px at 33% 80%, rgba(221, 200, 171, 0.7), transparent),
        radial-gradient(2px 2px at 15% 15%, rgba(255, 255, 255, 0.6), transparent),
        radial-gradient(3px 3px at 75% 25%, rgba(30, 58, 95, 0.6), transparent),
        radial-gradient(2px 2px at 45% 90%, rgba(221, 200, 171, 0.6), transparent),
        radial-gradient(2px 2px at 85% 85%, rgba(255, 255, 255, 0.7), transparent),
        radial-gradient(3px 3px at 25% 45%, rgba(30, 58, 95, 0.7), transparent),
        radial-gradient(2px 2px at 65% 35%, rgba(221, 200, 171, 0.6), transparent),
        radial-gradient(2px 2px at 10% 60%, rgba(255, 255, 255, 0.6), transparent),
        radial-gradient(3px 3px at 95% 40%, rgba(30, 58, 95, 0.7), transparent),
        radial-gradient(2px 2px at 55% 5%, rgba(221, 200, 171, 0.6), transparent),
        radial-gradient(2px 2px at 35% 65%, rgba(255, 255, 255, 0.6), transparent),
        radial-gradient(3px 3px at 72% 88%, rgba(30, 58, 95, 0.7), transparent),
        radial-gradient(2px 2px at 18% 95%, rgba(221, 200, 171, 0.6), transparent);
    background-size: 100% 100%;
    animation: starsShimmer 6s ease-in-out infinite;
    z-index: -1;
    pointer-events: none;
}

body.animation-4::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: 
        radial-gradient(2px 2px at 40% 20%, rgba(255, 255, 255, 0.7), transparent),
        radial-gradient(3px 3px at 70% 90%, rgba(30, 58, 95, 0.7), transparent),
        radial-gradient(2px 2px at 15% 60%, rgba(221, 200, 171, 0.6), transparent),
        radial-gradient(2px 2px at 85% 40%, rgba(255, 255, 255, 0.6), transparent),
        radial-gradient(3px 3px at 28% 72%, rgba(30, 58, 95, 0.7), transparent),
        radial-gradient(2px 2px at 62% 52%, rgba(221, 200, 171, 0.6), transparent),
        radial-gradient(2px 2px at 5% 35%, rgba(255, 255, 255, 0.6), transparent),
        radial-gradient(3px 3px at 92% 12%, rgba(30, 58, 95, 0.7), transparent),
        radial-gradient(2px 2px at 48% 78%, rgba(221, 200, 171, 0.6), transparent),
        radial-gradient(2px 2px at 78% 48%, rgba(255, 255, 255, 0.6), transparent),
        radial-gradient(3px 3px at 12% 82%, rgba(30, 58, 95, 0.7), transparent),
        radial-gradient(2px 2px at 58% 28%, rgba(221, 200, 171, 0.6), transparent),
        radial-gradient(2px 2px at 22% 38%, rgba(255, 255, 255, 0.6), transparent),
        radial-gradient(3px 3px at 88% 68%, rgba(30, 58, 95, 0.7), transparent),
        radial-gradient(2px 2px at 42% 8%, rgba(221, 200, 171, 0.6), transparent);
    background-size: 100% 100%;
    animation: starsShimmer 5s ease-in-out infinite reverse;
    z-index: -1;
    pointer-events: none;
}

@keyframes starsShimmer {
    0%, 100% { 
        opacity: 0.7;
        transform: scale(1);
    }
    50% { 
        opacity: 1;
        transform: scale(1.2);
    }
}

/* === OPTION 5 : MOTIF ONDULANT === */
body.animation-5 {
    background: #0a0a0a !important;
    animation: none !important;
}

body.animation-5::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(45deg, transparent 40%, rgba(30, 58, 95, 0.12) 40%, rgba(30, 58, 95, 0.12) 60%, transparent 60%),
        linear-gradient(-45deg, transparent 40%, rgba(221, 200, 171, 0.08) 40%, rgba(221, 200, 171, 0.08) 60%, transparent 60%);
    background-size: 120px 120px;
    animation: geometricWave 25s ease-in-out infinite;
    z-index: -1;
    pointer-events: none;
}

body.animation-5::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        repeating-linear-gradient(
            45deg,
            transparent,
            transparent 50px,
            rgba(30, 58, 95, 0.06) 50px,
            rgba(30, 58, 95, 0.06) 100px
        );
    animation: geometricWave 20s ease-in-out infinite reverse;
    z-index: -1;
    pointer-events: none;
}

@keyframes geometricWave {
    0%, 100% { 
        transform: translate(0, 0) scale(1);
        opacity: 0.6;
    }
    33% { 
        transform: translate(15px, -10px) scale(1.05);
        opacity: 0.8;
    }
    66% { 
        transform: translate(-10px, 15px) scale(0.95);
        opacity: 0.7;
    }
}

/* === OPTION 6 : AURORE BORÉALE === */
body.animation-6 {
    background: #0a0a0a !important;
    animation: none !important;
}

body.animation-6::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: 
        radial-gradient(ellipse at 50% 0%, rgba(30, 58, 95, 0.7) 0%, transparent 45%),
        radial-gradient(ellipse at 0% 50%, rgba(221, 200, 171, 0.6) 0%, transparent 45%),
        radial-gradient(ellipse at 100% 50%, rgba(30, 58, 95, 0.6) 0%, transparent 45%),
        radial-gradient(ellipse at 50% 100%, rgba(221, 200, 171, 0.5) 0%, transparent 40%);
    animation: aurora 12s ease-in-out infinite;
    z-index: -1;
    pointer-events: none;
}

body.animation-6::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: 
        linear-gradient(
            180deg,
            rgba(30, 58, 95, 0.4) 0%,
            transparent 25%,
            transparent 75%,
            rgba(221, 200, 171, 0.4) 100%
        ),
        radial-gradient(ellipse at 30% 50%, rgba(30, 58, 95, 0.3) 0%, transparent 50%),
        radial-gradient(ellipse at 70% 50%, rgba(221, 200, 171, 0.3) 0%, transparent 50%);
    animation: auroraWave 15s ease-in-out infinite;
    z-index: -1;
    pointer-events: none;
}

@keyframes aurora {
    0%, 100% { 
        transform: translateY(0) scale(1); 
        opacity: 0.9;
    }
    33% { 
        transform: translateY(-60px) scale(1.15); 
        opacity: 1;
    }
    66% { 
        transform: translateY(60px) scale(0.9); 
        opacity: 0.95;
    }
}

@keyframes auroraWave {
    0%, 100% { 
        transform: translateX(0) scale(1); 
        opacity: 0.9;
    }
    33% {
        transform: translateX(50px) scale(1.1);
        opacity: 1;
    }
    66% { 
        transform: translateX(-50px) scale(0.95); 
        opacity: 0.95;
    }
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .company-name {
        font-size: 2.5rem;
        letter-spacing: 4px;
    }
    
    .welcome-title {
        font-size: 1.3rem;
    }
    
    .subtitle {
        font-size: 1rem;
    }
    
    .btn-glass {
        padding: 15px 40px;
        font-size: 1rem;
    }
    
    .language-selector-floating {
        top: 15px;
        right: 15px;
    }
    
    .btn-language {
        padding: 8px 15px;
        font-size: 0.85rem;
    }
    
    .animation-popup {
        bottom: 20px;
        padding: 12px 25px;
        font-size: 0.85rem;
    }
}

@media (max-width: 480px) {
    .company-name {
        font-size: 1.8rem;
        letter-spacing: 2px;
    }
    
    .welcome-title {
        font-size: 1.1rem;
    }
    
    .subtitle {
        font-size: 0.9rem;
    }
    
    .btn-glass {
        padding: 12px 30px;
        font-size: 0.9rem;
    }
    
    .animation-popup {
        bottom: 15px;
        padding: 10px 20px;
        font-size: 0.8rem;
    }
}