/* ==========================================================================
   Boutons - Styles specific to the Boutons page
   Extends the base En Classe styles (styles.css)
   ========================================================================== */

/* ===== CSS Custom Properties for Boutons ===== */
:root {
    --b-bg: #f5f7fa;
    --b-surface: #ffffff;
    --b-surface-elevated: #ffffff;
    --b-text: #2c3e50;
    --b-text-secondary: #666666;
    --b-text-muted: #aaaaaa;
    --b-border: #e0e0e0;
    --b-accent: #06b6d4;
    --b-accent-light: #0ea5e9;
    --b-accent-dark: #0891b2;
    --b-gradient-accent: linear-gradient(135deg, #06b6d4 0%, #0ea5e9 50%, #38bdf8 100%);
    --b-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
    --b-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.06);
    --b-shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.1);
    --b-shadow-accent: 0 8px 30px rgba(6, 182, 212, 0.2);
    --b-radius-sm: 8px;
    --b-radius-md: 12px;
    --b-radius-lg: 20px;
    --b-radius-xl: 28px;
    --b-transition-fast: 150ms ease;
    --b-transition-base: 250ms cubic-bezier(0.4, 0, 0.2, 1);
    --b-space-xs: 0.5rem;
    --b-space-sm: 0.75rem;
    --b-space-md: 1rem;
    --b-space-lg: 1.5rem;
    --b-space-xl: 2rem;
    --b-space-2xl: 3rem;
    --b-card-width: 220px;
}

html.dark-mode,
body.dark-mode {
    --b-bg: #1a1a1a;
    --b-surface: #2d2d2d;
    --b-surface-elevated: #2d2d2d;
    --b-text: #ffffff;
    --b-text-secondary: #cccccc;
    --b-text-muted: #888888;
    --b-border: #444444;
    --b-accent: #22d3ee;
    --b-accent-light: #06b6d4;
    --b-accent-dark: #06b6d4;
    --b-gradient-accent: linear-gradient(135deg, #22d3ee 0%, #06b6d4 50%, #0ea5e9 100%);
    --b-shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --b-shadow-md: 0 4px 12px rgba(0, 0, 0, 0.4);
    --b-shadow-lg: 0 8px 30px rgba(0, 0, 0, 0.5);
    --b-shadow-accent: 0 8px 30px rgba(34, 211, 238, 0.15);
}

/* ===== LAYOUT OVERRIDES ===== */
body {
    padding-left: var(--spacing-md, 1rem);
    padding-right: var(--spacing-md, 1rem);
    align-items: stretch;
}

/* ===== TITLE SPACING ===== */
.site-title {
    margin-bottom: var(--spacing-2xl, 3rem);
}

/* ===== HERO SECTION ===== */
.txt-presentation {
    font-size: 1.25rem;
    text-align: center;
    color: var(--b-text-secondary);
    font-weight: 400;
    max-width: 500px;
    margin: 0 auto var(--b-space-sm);
}

.txt-presentation strong {
    background: var(--b-gradient-accent);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 600;
}

body.dark-mode .txt-presentation strong {
    background: linear-gradient(135deg, #22d3ee 0%, #0ea5e9 100%);
    -webkit-background-clip: text;
    background-clip: text;
}

.sound-trigger {
    display: inline-block;
    cursor: pointer;
    transition: transform var(--b-transition-fast);
}

.sound-trigger:hover,
.sound-trigger:focus-visible {
    transform: translateY(-2px);
}

.txt-explication {
    font-size: 0.9rem;
    text-align: center;
    color: var(--b-text-secondary);
    margin-top: var(--b-space-md);
    font-style: italic;
    margin-bottom: var(--b-space-lg);
}

/* Hero Image */
.presentation {
    display: flex;
    justify-content: center;
    position: relative;
    z-index: 1;
    margin-bottom: -30px;
}

.btn-icon {
    max-width: 160px;
    filter: drop-shadow(0 20px 40px rgba(6, 182, 212, 0.3));
    transition: transform var(--b-transition-base);
}

body.dark-mode .btn-icon {
    filter: drop-shadow(0 20px 40px rgba(255, 255, 255, 0.25));
}

.btn-icon:hover {
    transform: scale(1.05) rotate(-3deg);
}

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

.img-animee {
    animation: b-float 4s ease-in-out infinite;
}

/* ===== MAIN CONTAINER ===== */
.buttons-main {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 72rem;
    margin: 0 auto var(--b-space-2xl);
    background: var(--b-surface);
    padding: var(--b-space-2xl) var(--b-space-xl);
    border-radius: var(--b-radius-xl);
    box-shadow: var(--b-shadow-lg);
    border: 1px solid var(--b-border);
}

/* ===== SECTION TITLES ===== */
.button-title {
    font-family: 'Pacifico', cursive;
    font-size: 1.65rem;
    font-weight: 400;
    margin-bottom: var(--b-space-md);
    display: flex;
    align-items: center;
    gap: var(--b-space-sm);
    color: var(--b-text);
    -webkit-text-fill-color: var(--b-text);
    background: none;
    text-transform: none;
    letter-spacing: 0;
    text-align: left;
    width: auto;
}

.button-title ion-icon {
    font-size: 1.2em;
    color: var(--b-text);
    opacity: 0.85;
}

.other-titles {
    margin-top: var(--b-space-2xl);
    padding-top: var(--b-space-xl);
    border-top: 1px solid var(--b-border);
}

/* ===== ACCORDION ===== */
details {
    background: var(--b-bg);
    border-radius: var(--b-radius-md);
    margin-bottom: var(--b-space-md);
    border: 1px solid var(--b-border);
    overflow: hidden;
    transition: all var(--b-transition-base);
}

details[open] {
    background: var(--b-surface);
    box-shadow: var(--b-shadow-md);
}

body.dark-mode details[open] {
    border-color: rgba(255, 255, 255, 0.3);
}

summary {
    cursor: pointer;
    padding: var(--b-space-md) var(--b-space-lg);
    font-weight: 500;
    color: var(--b-text-secondary);
    display: flex;
    align-items: center;
    gap: var(--b-space-sm);
    list-style: none;
    transition: all var(--b-transition-fast);
    user-select: none;
}

summary::before {
    content: '';
    width: 8px;
    height: 8px;
    border-right: 2px solid var(--b-accent);
    border-bottom: 2px solid var(--b-accent);
    transform: rotate(-45deg);
    transition: transform var(--b-transition-fast);
}

details[open] summary::before {
    transform: rotate(45deg);
}

summary::-webkit-details-marker { display: none; }

summary:hover {
    color: var(--b-accent);
    background: rgba(6, 182, 212, 0.08);
}

body.dark-mode summary:hover {
    background: rgba(255, 255, 255, 0.08);
}

details:last-of-type {
    margin-bottom: var(--b-space-xl);
}

/* ===== BUTTONS GRID ===== */
.buttons {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(var(--b-card-width), var(--b-card-width)));
    justify-content: center;
    gap: var(--b-space-md);
    padding: var(--b-space-md) var(--b-space-lg) var(--b-space-lg);
}

/* ===== BUTTON CARDS ===== */
.buttons-main article {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    padding: var(--b-space-lg);
    padding-bottom: calc(var(--b-space-2xl) + 32px);
    background: var(--b-surface);
    border: 1px solid var(--b-border);
    border-radius: var(--b-radius-lg);
    transition: all var(--b-transition-base);
}

.buttons-main article::before {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: var(--b-radius-lg);
    padding: 2px;
    background: var(--b-gradient-accent);
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity var(--b-transition-base);
}

.buttons-main article:hover {
    transform: translateY(-6px);
    box-shadow: var(--b-shadow-accent);
}

.buttons-main article:hover::before {
    opacity: 1;
}

.buttons-main article h2 {
    font-size: 1rem;
    font-weight: 600;
    margin: var(--b-space-sm) 0 var(--b-space-xs);
    color: var(--b-text);
    text-align: center;
}

.buttons-main article p:not(.counter) {
    font-size: 0.8rem;
    color: var(--b-text-muted);
    line-height: 1.5;
    margin-bottom: 0;
}

/* Button Images */
.buttons-main article img {
    width: 72px;
    height: auto;
    cursor: pointer;
    transition: all var(--b-transition-fast);
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.1));
}

body.dark-mode .buttons-main article img {
    filter: drop-shadow(0 4px 8px rgba(0, 0, 0, 0.3));
}

.buttons-main article img:hover {
    transform: scale(1.15);
    filter: drop-shadow(0 8px 16px rgba(6, 182, 212, 0.3));
}

body.dark-mode .buttons-main article img:hover {
    filter: drop-shadow(0 8px 16px rgba(255, 255, 255, 0.3));
}

.buttons-main article img:active {
    transform: scale(0.95);
}

/* Counter Badge */
.counter {
    position: absolute;
    bottom: var(--b-space-md);
    left: 50%;
    transform: translateX(-50%);
    min-width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #7a7a7a 0%, #666666 50%, #525252 100%);
    color: white;
    font-size: 0.85rem;
    font-weight: 600;
    padding: 0 var(--b-space-sm);
    border-radius: 18px;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.35);
}

/* Audio hidden */
audio { display: none; }

/* ===== RESPONSIVE ===== */
@media screen and (max-width: 768px) {
    :root {
        --b-card-width: 180px;
    }

    .buttons-main {
        margin: 0 auto var(--b-space-xl);
        padding: var(--b-space-lg);
        border-radius: var(--b-radius-lg);
    }

    .button-title {
        font-size: 1.4rem;
    }

    .buttons {
        gap: var(--b-space-sm);
        padding: var(--b-space-sm);
    }

    .buttons-main article {
        padding: var(--b-space-md);
        padding-bottom: calc(var(--b-space-2xl) + 24px);
    }

    .buttons-main article img {
        width: 60px;
    }
}

@media screen and (max-width: 480px) {
    .txt-presentation {
        font-size: 1rem;
        padding: 0 var(--b-space-md);
    }

    .buttons-main {
        padding: var(--b-space-md);
    }

    .buttons {
        grid-template-columns: 1fr 1fr;
        justify-content: stretch;
    }

    .buttons-main article h2 {
        font-size: 0.9rem;
    }

    .buttons-main article p {
        font-size: 0.75rem;
    }
}