/**
 * Khedma — micro-interactions UX (GPU: transform + opacity uniquement)
 * Inspiré des bonnes pratiques 2024–2025 : durées courtes, hover réel seulement, reduced-motion.
 */

:root {
    --ux-duration-fast: 140ms;
    --ux-duration: 200ms;
    --ux-duration-slow: 320ms;
    --ux-ease: cubic-bezier(0.22, 1, 0.36, 1);
    --ux-ease-spring: cubic-bezier(0.34, 1.4, 0.64, 1);
    --ux-hover-scale: 1.03;
    --ux-hover-lift: -5px;
    --ux-tilt-max: 7deg;
}

/* ---------- Révélation au scroll (data-reveal) ---------- */
[data-reveal] {
    opacity: 0;
    transform: translate3d(0, 22px, 0) scale(0.985);
    transition:
        opacity var(--ux-duration-slow) var(--ux-ease),
        transform var(--ux-duration-slow) var(--ux-ease);
    will-change: opacity, transform;
}

[data-reveal].is-visible {
    opacity: 1;
    transform: translate3d(0, 0, 0) scale(1);
    will-change: auto;
}

/* ---------- Survol générique (souris / trackpad) ---------- */
@media (hover: hover) and (pointer: fine) {
    a.brand {
        transition: transform var(--ux-duration) var(--ux-ease);
    }

    a.brand:hover {
        transform: scale(1.02);
    }

    a.brand:hover .brand-mark {
        transform: scale(1.05);
    }

    .nav-links a {
        transition:
            background var(--ux-duration) var(--ux-ease),
            color var(--ux-duration) var(--ux-ease),
            transform var(--ux-duration) var(--ux-ease);
    }

    .nav-links a:hover {
        transform: translateY(-2px) scale(1.02);
    }

    .nav-links a.active {
        transform: none;
    }

    .icon-btn:hover {
        transform: translateY(-2px) scale(1.06);
    }

    .lang-switcher button:hover {
        transform: scale(1.08);
    }

    .lang-switcher button {
        transition: transform var(--ux-duration-fast) var(--ux-ease), background var(--ux-duration) var(--ux-ease);
    }

    /* Cartes & tuiles — lift + zoom léger */
    .craft-tile.ux-tilt,
    .bento-card.ux-tilt,
    .pro-card.ux-tilt,
    .match-card.ux-tilt,
    .match-card--secondary.ux-tilt,
    .kpi.ux-tilt,
    .signup-choice-card.ux-tilt,
    .content-block.ux-tilt,
    .panel.ux-tilt,
    .glass.ux-tilt-hover,
    .how-card.ux-tilt,
    .trust-banner.ux-tilt {
        --ux-lift: 0;
        --ux-scale: 1;
        --ux-rx: 0deg;
        --ux-ry: 0deg;
        transform:
            perspective(1000px)
            translate3d(0, calc(var(--ux-lift) * 1px), 0)
            scale(var(--ux-scale))
            rotateX(var(--ux-rx))
            rotateY(var(--ux-ry));
        transition:
            transform var(--ux-duration) var(--ux-ease),
            box-shadow var(--ux-duration) var(--ux-ease),
            border-color var(--ux-duration) var(--ux-ease);
        transform-style: preserve-3d;
    }

    .craft-tile.ux-tilt:hover,
    .craft-tile.ux-tilt.ux-pointer {
        --ux-lift: -6;
        --ux-scale: 1.025;
        border-color: var(--brand);
        box-shadow: var(--shadow-lg);
    }

    .craft-tile.ux-tilt:hover::after {
        opacity: 1;
    }

    .bento-card.ux-tilt:hover,
    .bento-card.ux-tilt.ux-pointer,
    .pro-card.ux-tilt:hover,
    .pro-card.ux-tilt.ux-pointer {
        --ux-lift: -5;
        --ux-scale: 1.02;
        border-color: var(--brand);
        box-shadow: var(--shadow-md);
    }

    .match-card.ux-tilt:hover,
    .match-card.ux-tilt.ux-pointer {
        --ux-lift: -4;
        --ux-scale: 1.015;
        box-shadow: var(--shadow-md);
    }

    .match-card--secondary.ux-tilt:hover,
    .match-card--secondary.ux-tilt.ux-pointer {
        --ux-lift: -3;
        --ux-scale: 1.012;
    }

    .kpi.ux-tilt:hover,
    .kpi.ux-tilt.ux-pointer {
        --ux-lift: -4;
        --ux-scale: 1.02;
        box-shadow: var(--shadow-sm);
        border-color: var(--border-strong);
    }

    .signup-choice-card.ux-tilt:hover,
    .signup-choice-card.ux-tilt.ux-pointer {
        --ux-lift: -4;
        --ux-scale: 1.02;
    }

    .content-block.ux-tilt:hover,
    .content-block.ux-tilt.ux-pointer,
    .panel.ux-tilt:hover,
    .panel.ux-tilt.ux-pointer,
    .how-card.ux-tilt:hover,
    .how-card.ux-tilt.ux-pointer {
        --ux-lift: -3;
        --ux-scale: 1.01;
        border-color: color-mix(in srgb, var(--brand) 35%, var(--border));
        box-shadow: var(--shadow-sm);
    }

    .glass.ux-tilt-hover:hover {
        transform: translateY(-3px) scale(1.008);
        box-shadow: var(--shadow);
        transition: transform var(--ux-duration) var(--ux-ease), box-shadow var(--ux-duration) var(--ux-ease);
    }

    .trust-banner.ux-tilt:hover,
    .trust-banner.ux-tilt.ux-pointer {
        --ux-lift: -2;
        --ux-scale: 1.008;
    }

    /* Annule les anciens :hover transform du fichier principal */
    .craft-tile.ux-tilt:hover,
    .bento-card.ux-tilt:hover,
    .pro-card.ux-tilt:hover,
    .match-card.ux-tilt:hover,
    .match-card--secondary.ux-tilt:hover {
        /* géré par variables ci-dessus */
    }

    .chip:not(.active):hover,
    .pill:not(.active):hover {
        transform: translateY(-2px) scale(1.04);
        transition: transform var(--ux-duration-fast) var(--ux-ease), background var(--ux-duration) var(--ux-ease);
    }

    .chip,
    .pill {
        transition: transform var(--ux-duration-fast) var(--ux-ease), background var(--ux-duration) var(--ux-ease);
    }

    .tab:hover {
        transform: translateY(-1px);
        transition: transform var(--ux-duration-fast) var(--ux-ease), color var(--ux-duration) var(--ux-ease);
    }

    .form-control:hover:not(:focus):not(:disabled) {
        transform: scale(1.005);
        transition: transform var(--ux-duration-fast) var(--ux-ease), border-color var(--ux-duration) var(--ux-ease);
    }

    .form-control:focus {
        transform: scale(1.01);
        transition: transform var(--ux-duration-fast) var(--ux-ease), border-color var(--ux-duration) var(--ux-ease), box-shadow var(--ux-duration) var(--ux-ease);
    }

    .footer-col a {
        display: inline-block;
        transition: transform var(--ux-duration-fast) var(--ux-ease), color var(--ux-duration) var(--ux-ease);
    }

    .footer-col a:hover {
        transform: translateX(4px);
    }

    .nav-links a,
    .content-page a:not(.btn) {
        position: relative;
    }

    .content-page a:not(.btn):not(.craft-tile):hover {
        color: var(--brand);
    }

    html[dir='rtl'] .footer-col a:hover {
        transform: translateX(-4px);
    }

    .mobile-bar-item:hover .mobile-bar-icon {
        transform: scale(1.05);
        transition: transform var(--ux-duration-fast) var(--ux-ease-spring);
    }
}

/* Boutons — feedback clic */
.btn {
    position: relative;
    overflow: hidden;
}

.btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at var(--ux-ripple-x, 50%) var(--ux-ripple-y, 50%), rgba(255, 255, 255, 0.35) 0%, transparent 55%);
    opacity: 0;
    transform: scale(0.4);
    transition: opacity 0.45s var(--ux-ease), transform 0.45s var(--ux-ease);
    pointer-events: none;
}

.btn.ux-ripple::after {
    opacity: 1;
    transform: scale(2.2);
    transition: opacity 0s, transform 0s;
}

@media (hover: hover) and (pointer: fine) {
    .btn:hover:not(:disabled) {
        transform: translateY(-2px) scale(1.02);
    }

    .btn-ghost:hover,
    .btn-outline:hover {
        transform: translateY(-1px) scale(1.02);
    }
}

.btn:active:not(:disabled) {
    transform: translateY(0) scale(0.98) !important;
    transition-duration: 80ms;
}

/* Liens dans le contenu */
.content-block a,
.content-page a:not(.btn) {
    transition: color var(--ux-duration) var(--ux-ease), opacity var(--ux-duration) var(--ux-ease);
}

@media (hover: hover) and (pointer: fine) {
    .content-block a:hover,
    .content-page a:not(.btn):hover {
        opacity: 0.88;
    }
}

/* Toast favoris (AJAX) */
.favorite-toast {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    z-index: 9999;
    max-width: min(22rem, calc(100vw - 2rem));
    padding: 0.75rem 1.1rem;
    border-radius: var(--radius-md, 14px);
    background: var(--surface-elevated, #1a2744);
    color: var(--text-primary, #f7f3eb);
    font-size: 0.9rem;
    font-weight: 500;
    line-height: 1.35;
    text-align: center;
    box-shadow: 0 12px 40px rgba(8, 15, 31, 0.35);
    opacity: 0;
    transform: translate(-50%, 0.75rem);
    transition: opacity 0.28s ease, transform 0.28s ease;
    pointer-events: none;
}

.favorite-toast.is-visible {
    opacity: 1;
    transform: translate(-50%, 0);
}

html[dir="rtl"] .favorite-toast {
    left: auto;
    right: 50%;
    transform: translate(50%, 0.75rem);
}

html[dir="rtl"] .favorite-toast.is-visible {
    transform: translate(50%, 0);
}

/* Accessibilité : pas d’animations vestibulaires */
@media (prefers-reduced-motion: reduce) {
    [data-reveal],
    .reveal-stagger,
    .craft-tile.ux-tilt,
    .bento-card.ux-tilt,
    .pro-card.ux-tilt,
    .match-card.ux-tilt,
    .kpi.ux-tilt,
    .signup-choice-card.ux-tilt,
    .content-block.ux-tilt,
    .panel.ux-tilt,
    .how-card.ux-tilt,
    .trust-banner.ux-tilt,
    .glass.ux-tilt-hover,
    .btn::after {
        animation: none !important;
        transition: none !important;
        opacity: 1;
        transform: none !important;
    }

    .btn:hover,
    .btn:active {
        transform: none !important;
    }
}