:root {
    --main-color: #2d2d2d;
    --border-color: #e0e0e0;
    --bg-color: #f8fafc;
    --accent-color: #4f8cff;
    --secondary-color: #fff;
    --input-bg: #f4f7fb;
    --btn-hover: #4f8cff;
    --btn-text: #fff;
}

html, body {
    margin: 0;
    padding: 0;
    background: var(--bg-color) url('/img/bg-panier.jpg') center center no-repeat;
    background-size: cover;
    font-family: 'Poppins', 'Segoe UI', Arial, sans-serif;
    min-height: 100vh;
    color: var(--main-color);
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0; left: 0; right: 0; bottom: 0;
    background: rgba(248,250,252,0.75); /* overlay blanc plus transparent */
    z-index: 0;
}

header, main, form, .main-sketch {
    position: relative;
    z-index: 1;
}

.visually-hidden {
    position: absolute;
    left: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

header {
    border-bottom: 2px solid var(--border-color);
    padding: 0.5rem 1rem;
    background: var(--secondary-color);
    box-shadow: 0 2px 8px rgba(79,140,255,0.04);
}

.nav-sketch {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-sketch {
    font-family: 'Caveat', cursive;
    font-size: 1.7rem;
    color: var(--accent-color);
    cursor: pointer;
    outline: none;
    letter-spacing: 1px;
}

.logo-sketch:focus, .cart-sketch:focus {
    outline: 2px solid var(--accent-color);
}

.cart-sketch {
    font-size: 1.7rem;
    cursor: pointer;
    outline: none;
    color: var(--accent-color);
}

.main-sketch {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    min-height: 70vh;
    margin-top: 2rem;
}

.slogan-sketch {
    font-size: 2.2rem;
    margin-bottom: 2.5rem;
    color: var(--accent-color);
    font-family: 'Archivo', Arial, sans-serif !important;
    font-weight: 100 !important;
    font-style: normal !important;
    letter-spacing: 1px;
}

#validation-form, form[method="POST"] {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    width: 100%;
    max-width: 400px;
    background: var(--secondary-color);
    padding: 2rem 2rem 1.5rem 2rem;
    border-radius: 18px;
    box-shadow: 0 4px 24px rgba(79,140,255,0.07);
}

.validation-box, select.validation-box {
    width: 100%;
    padding: 1rem;
    font-size: 1.1rem;
    border: 1.5px solid var(--border-color);
    border-radius: 10px;
    box-sizing: border-box;
    margin-bottom: 1rem;
    font-family: 'Poppins', Arial, sans-serif;
    background: var(--input-bg);
    color: var(--main-color);
    transition: border 0.2s;
}
.validation-box:focus, select.validation-box:focus {
    border: 1.5px solid var(--accent-color);
    outline: none;
}

.validate-btn {
    padding: 0.8rem 2.5rem;
    font-size: 1.2rem;
    background: var(--accent-color);
    color: var(--btn-text);
    border: none;
    border-radius: 10px;
    cursor: pointer;
    font-family: 'Poppins', Arial, sans-serif;
    font-weight: 600;
    box-shadow: 0 2px 8px rgba(79,140,255,0.08);
    transition: background 0.2s, color 0.2s, transform 0.15s;
}

.validate-btn:hover, .validate-btn:focus {
    background: #2563eb;
    color: #fff;
    transform: scale(1.04);
}

.feedback {
    margin-top: 0.5rem;
    color: var(--accent-color);
    font-size: 1rem;
    min-height: 1.2em;
}

@media (max-width: 600px) {
    .main-sketch {
        margin-top: 1rem;
        padding: 0 1rem;
    }
    .slogan-sketch {
        font-size: 1.5rem;
        text-align: center;
        margin-bottom: 1.5rem;
    }
    .validation-box, .validate-btn {
        font-size: 1rem;
        width: 100%;
    }
    #validation-form, form[method="POST"] {
        padding: 1.5rem 1rem;
        width: 90%;
        max-width: none;
    }
    header img {
        height: 70px !important;
    }
    footer {
        gap: 1.5rem;
        padding: 1rem 0;
    }
    footer i {
        font-size: 24px !important;
    }
    .validate-btn {
        padding: 0.7rem 1.5rem;
    }
    #payment-icon img {
        height: 35px !important;
    }
    #instructions {
        font-size: 0.9rem;
        padding: 0 0.5rem;
    }
    select.validation-box {
        font-size: 0.95rem;
    }
}

@media (max-width: 400px) {
    .slogan-sketch {
        font-size: 1.3rem;
    }
    .validation-box {
        padding: 0.8rem;
    }
    .validate-btn {
        padding: 0.6rem 1.2rem;
        font-size: 0.95rem;
    }
    footer {
        gap: 1.2rem;
    }
    footer i {
        font-size: 22px !important;
    }
}

/* Ajustements pour les tablettes */
@media (min-width: 601px) and (max-width: 900px) {
    .main-sketch {
        margin-top: 1.5rem;
    }
    .slogan-sketch {
        font-size: 1.8rem;
    }
    #validation-form, form[method="POST"] {
        max-width: 500px;
    }
}

/* Optimisation du touch sur mobile */
@media (hover: none) {
    .validate-btn:active {
        transform: scale(0.98);
    }
    footer a:active {
        transform: scale(0.95);
    }
}

/* Amélioration de la lisibilité sur mobile */
@media (max-width: 600px) {
    body {
        font-size: 16px;
        line-height: 1.5;
    }
    input, select, button {
        -webkit-appearance: none;
        appearance: none;
        border-radius: 8px;
    }
    select.validation-box {
        background-image: url("data:image/svg+xml;charset=utf-8,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%232d2d2d' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='M6 9l6 6 6-6'/%3E%3C/svg%3E");
        background-repeat: no-repeat;
        background-position: right 1rem center;
        background-size: 1em;
        padding-right: 2.5rem;
    }
}

@keyframes slideBounceIn {
    0% { opacity: 0; transform: translateY(80px); }
    60% { opacity: 1; transform: translateY(-12px); }
    80% { transform: translateY(6px); }
    100% { opacity: 1; transform: translateY(0); }
}

@keyframes spinFadeIn {
    0% { opacity: 0; transform: rotate(-30deg) scale(0.8); }
    60% { opacity: 1; transform: rotate(8deg) scale(1.05); }
    100% { opacity: 1; transform: rotate(0deg) scale(1); }
}

header, .logo-sketch, .slogan-sketch, #validation-form {
    animation: spinFadeIn 1.1s cubic-bezier(.39,.575,.565,1) both;
}

.validate-btn, .cart-sketch, .logo-sketch {
    transition: transform 0.2s, box-shadow 0.2s;
}
.validate-btn:hover, .cart-sketch:hover, .logo-sketch:hover {
    transform: scale(1.07) rotate(-2deg);
    box-shadow: 0 4px 16px rgba(79,140,255,0.13);
}
a:hover {
    color: var(--accent-color);
    text-decoration: underline;
    transition: color 0.2s;
}

i.fa, i.fas, i.far, i.fab {
    font-family: 'Font Awesome 6 Free', 'Font Awesome 5 Free', 'FontAwesome', sans-serif !important;
    font-style: normal;
    font-weight: 900 !important;
    font-variant: normal;
    text-rendering: auto;
    line-height: 1;
    display: inline-block;
}

/* Import de la police Poppins */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;600&display=swap');

.logo-sketch, .slogan-sketch {
    font-family: 'Times New Roman', Times, serif !important;
}

@keyframes zoomFadeIn {
    0% { opacity: 0; transform: scale(0.85) translateY(40px); }
    60% { opacity: 1; transform: scale(1.05) translateY(-8px); }
    100% { opacity: 1; transform: scale(1) translateY(0); }
}

header, .logo-sketch, .slogan-sketch, #validation-form {
    animation: zoomFadeIn 1s cubic-bezier(.39,.575,.565,1) both;
}

@import url('https://fonts.googleapis.com/css2?family=Archivo:wght@100&display=swap');

.slogan-sketch {
    font-family: 'Archivo', Arial, sans-serif !important;
    font-weight: 100 !important;
    font-style: normal !important;
    letter-spacing: 1px;
}

footer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2.2rem;
    padding: 1.2rem 0 1.5rem 0;
    background: transparent;
    width: 100%;
    position: fixed;
    left: 0;
    bottom: 0;
    z-index: 10;
}
footer a {
    color: var(--main-color);
    text-decoration: none;
    transition: color 0.2s, transform 0.2s;
}
footer a:hover {
    color: var(--accent-color);
    transform: scale(1.15);
}

footer, .site-footer__social-links, .site-footer__social-link, .site-footer__social-links a, .site-footer__social-links svg {
    position: relative !important;
    z-index: 2 !important;
}