@keyframes fadeSlideIn {
    from {
        opacity: 0;
        transform: translateY(22px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes logoPulse {

    0%,
    100% {
        filter: drop-shadow(0 0 6px rgba(220, 30, 80, 0.4));
    }

    50% {
        filter: drop-shadow(0 0 18px rgba(220, 30, 80, 0.9));
    }
}

html {
    height: 100%;
    margin: 0;
    padding: 0;
    background: #000;
}

body {
    font-family: "Onest", sans-serif;
    min-height: 100%;
    margin: 0;
    padding: 0;
    color: white;
    text-align: center;
    transition: background 0.6s ease;
    /* centrage vertical desktop */
    display: flex;
    align-items: center;
    justify-content: center;
}

.container {
    width: 100%;
    max-width: 680px;
    margin: 0 auto;
    padding: 36px 28px 28px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 20px;
    backdrop-filter: blur(6px);
    box-shadow: 0 24px 60px rgba(0, 0, 0, 0.6);
    animation: fadeSlideIn 0.5s ease both;
}

.logo {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    text-align: center;
    font-size: 28px;
    font-weight: 700;
    color: white;
    margin: 0 auto 10px;
    width: fit-content;
}

.logo img {
    height: 2.2em;
    object-fit: contain;
    animation: logoPulse 3s ease-in-out infinite;
}

.slogan {
    margin-top: 10px;
    font-weight: 600;
    font-size: 15px;
    color: #e0e0e0;
    letter-spacing: 0.3px;
}

.subtext {
    margin: 22px 0 12px;
    color: #aaa;
    font-size: 13px;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.choices {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 10px;
    margin: 18px 0;
}

.choice {
    background-color: #1a1a1a;
    border-radius: 14px;
    padding: 22px 8px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    color: white;
    cursor: pointer;
    transition: all 0.25s ease;
    border: 2px solid transparent;
    min-height: 110px;
    position: relative;
    overflow: hidden;
}

.choice::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(255, 255, 255, 0);
    transition: background 0.25s ease;
    border-radius: inherit;
}

.choice:hover::after {
    background: rgba(255, 255, 255, 0.05);
}

.choice:hover {
    transform: translateY(-4px);
    box-shadow: 0 12px 28px rgba(0, 0, 0, 0.5);
}

.choice.selected {
    border-color: #fff;
    box-shadow:
        0 0 0 1px rgba(255, 255, 255, 0.15),
        0 8px 24px rgba(255, 255, 255, 0.15);
}

.choice.tous {
    background: linear-gradient(145deg, #2c2c2c, #111);
}

.choice.femme {
    background: linear-gradient(145deg, #6b0d22, #3d0812);
}

.choice.homme {
    background: linear-gradient(145deg, #0c2e52, #051a2d);
}

.choice.autres {
    background: linear-gradient(145deg, #38134e, #1e0a2b);
}

.choice-icon {
    font-size: 32px;
    margin-bottom: 8px;
    transition: transform 0.25s ease;
}

.choice:hover .choice-icon {
    transform: scale(1.15);
}

.choice-text {
    font-size: 13px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

.remember-me {
    margin: 20px 0;
    color: rgba(255, 255, 255, 0.8);
    font-size: 14px;
    display: flex;
    align-items: flex-start;
    gap: 8px;
    text-align: left;
}

.remember-me input[type="checkbox"] {
    margin-top: 2px;
    width: 16px;
    height: 16px;
    cursor: pointer;
    flex-shrink: 0;
}

.remember-me label {
    cursor: pointer;
    line-height: 1.5;
}

.age-btn {
    background: linear-gradient(135deg, #2dac4a, #1a8035);
    color: white;
    padding: 14px 40px;
    border: none;
    border-radius: 10px;
    font-size: 16px;
    font-weight: 700;
    cursor: pointer;
    margin-bottom: 12px;
    box-shadow: 0 6px 20px rgba(45, 172, 74, 0.35);
    transition: all 0.25s ease;
    width: 100%;
    max-width: 360px;
    letter-spacing: 0.4px;
}

.age-btn:hover {
    background: linear-gradient(135deg, #33c456, #2dac4a);
    box-shadow: 0 10px 26px rgba(45, 172, 74, 0.55);
    transform: translateY(-2px);
}

.age-btn:active {
    transform: translateY(0);
    box-shadow: 0 4px 12px rgba(45, 172, 74, 0.3);
}

.exit-link {
    display: inline-block;
    margin-top: 15px;
    font-size: 14px;
    margin-bottom: 15px;
    color: #999;
    text-decoration: none;
    transition: color 0.3s;
}

.exit-link:hover {
    color: #ccc;
    text-decoration: underline;
}

.warning-section {
    margin-top: 5px;
    padding-top: 10px;
    border-top: 1px solid #333;
}

.warning-title {
    font-size: 13px;
    font-weight: 700;
    color: #e63946;
    margin-bottom: 8px;
    text-transform: uppercase;
}

.warning-text {
    font-size: 13px;
    line-height: 1.6;
    color: #aaa;
    max-width: 500px;
    margin: 0 auto;
}

/* Backgrounds dynamiques */
body.tous-bg,
body {
    background: linear-gradient(160deg, #0a0a0a 0%, #1a0a0e 100%);
}

body.femme-bg {
    background: linear-gradient(160deg, #1a0005 0%, #3b0712 60%, #1a0a0e 100%);
}

body.homme-bg {
    background: linear-gradient(160deg, #00091a 0%, #051a30 60%, #0a0a14 100%);
}

body.autres-bg {
    background: linear-gradient(160deg, #0d0018 0%, #1e0833 60%, #0a0a12 100%);
}

/* Date de naissance */
.dob-section {
    margin: 22px 0 14px;
}

.dob-label {
    font-size: 11px;
    color: #888;
    margin-bottom: 14px;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1.2px;
}

.dob-inputs {
    display: flex;
    gap: 20px;
    justify-content: center;
}

.dob-field {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    flex: 1;
    max-width: 200px;
    position: relative;
}

.dob-field label {
    font-size: 11px;
    color: #666;
    margin-bottom: 6px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    font-weight: 600;
    transition: color 0.2s ease;
}

.dob-field:focus-within label {
    color: #fff;
}

/* Select2 dark theme */
.dob-field .select2-container {
    width: 100% !important;
}

.dob-field .select2-container--default .select2-selection--single {
    background: transparent;
    border: none;
    border-bottom: 2px solid #333;
    border-radius: 0;
    height: 36px;
    transition: border-color 0.2s ease;
}

.dob-field .select2-container--default.select2-container--open .select2-selection--single,
.dob-field .select2-container--default.select2-container--focus .select2-selection--single {
    border-bottom-color: #fff;
    outline: none;
}

.dob-field .select2-container--default .select2-selection--single .select2-selection__rendered {
    color: #fff;
    line-height: 34px;
    padding-left: 0;
    font-size: 16px;
    font-weight: 500;
}

.dob-field .select2-container--default .select2-selection--single .select2-selection__placeholder {
    color: #555;
}

.dob-field .select2-container--default .select2-selection--single .select2-selection__arrow {
    height: 34px;
    right: 0;
}

.dob-field .select2-container--default .select2-selection--single .select2-selection__arrow b {
    border-color: #555 transparent transparent transparent;
}

.dob-field .select2-container--default.select2-container--open .select2-selection--single .select2-selection__arrow b {
    border-color: transparent transparent #fff transparent;
}

/* Dropdown */
.select2-dropdown {
    background: #111 !important;
    border: 1px solid #333 !important;
    border-radius: 8px !important;
    overflow: hidden;
}

.select2-results__option {
    color: #ccc !important;
    padding: 10px 14px !important;
    font-size: 14px !important;
    transition: background 0.15s ease;
}

.select2-container--default .select2-results__option--highlighted.select2-results__option--selectable {
    background: rgba(255, 255, 255, 0.08) !important;
    color: #fff !important;
}

.select2-container--default .select2-results__option--selected {
    background: rgba(255, 255, 255, 0.12) !important;
    color: #fff !important;
    font-weight: 600;
}

.dob-error {
    margin-top: 12px;
    font-size: 13px;
    color: #e63946;
    font-weight: 500;
}

/* Responsive */
@media (max-width: 576px) {
    body {
        align-items: flex-start;
    }

    .container {
        border-radius: 0;
        border: none;
        background: transparent;
        box-shadow: none;
        padding: 20px 16px;
    }

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

    .choice {
        min-height: 100px;
        padding: 14px 8px;
    }

    .choice-icon {
        font-size: 28px;
    }

    .choice-text {
        font-size: 11px;
    }

    .logo {
        font-size: 24px;
    }

    .slogan {
        font-size: 13px;
    }

    .dob-inputs {
        gap: 8px;
    }

    .dob-select {
        font-size: 15px;
    }
}