/* ==========================================================================
   Scolabe · Hub one-page (sans scroll sur desktop)
   Chaque carte est un mini-univers de la marque du produit.
   Rayons : cartes 28px, pills 999px. Accents : Edunia violet, Kwiiz periwinkle.
   ========================================================================== */

:root {
    --bg: #0A0E1C;
    --text: #EEF1FA;
    --text-muted: #97A0B8;
    --border: rgba(255, 255, 255, 0.07);

    --edunia-violet: #6C63F5;
    --edunia-cyan: #38BDF8;
    --kwiiz-blue: #5B6CF0;
    --kwiiz-ink: #2A3050;

    --radius-card: 28px;
    --ease-spring: cubic-bezier(0.34, 1.4, 0.4, 1);
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
}

*,
*::before,
*::after {
    box-sizing: border-box;
    margin: 0;
}

html,
body {
    height: 100%;
}

body {
    font-family: "Outfit", system-ui, -apple-system, sans-serif;
    background:
        radial-gradient(900px circle at 85% -10%, rgba(108, 99, 245, 0.10), transparent 60%),
        radial-gradient(700px circle at 0% 110%, rgba(91, 108, 240, 0.08), transparent 60%),
        var(--bg);
    color: var(--text);
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;

    /* Une seule vue : header / intro / cartes / footer, le tout aéré et centré */
    height: 100dvh;
    display: flex;
    flex-direction: column;
    align-items: center;
    overflow: hidden;
    padding: clamp(1.25rem, 3vh, 2.25rem) clamp(1.25rem, 5vw, 4rem);
}

/* Largeur commune : la composition respire au centre de l'écran */
.top-bar,
.intro,
.cards,
.site-footer {
    width: 100%;
    max-width: 1100px;
}

img {
    display: block;
    max-width: 100%;
}

a:focus-visible {
    outline: 3px solid var(--edunia-cyan);
    outline-offset: 4px;
}

/* --- Header : logo en haut à gauche, petit ------------------------------- */

.top-bar {
    flex: none;
    display: flex;
    justify-content: center;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.6rem;
    font-size: 1.15rem;
    font-weight: 600;
    letter-spacing: -0.01em;
}

/* --- Intro : mini description --------------------------------------------- */

.intro {
    flex: none;
    margin-top: clamp(1.5rem, 5vh, 3.5rem);
    text-align: center;
}

.intro h1 {
    font-size: clamp(1.7rem, 3.2vw, 2.6rem);
    font-weight: 700;
    line-height: 1.12;
    letter-spacing: -0.03em;
    margin-bottom: 0.6rem;
}

.intro p {
    color: var(--text-muted);
    font-size: clamp(0.95rem, 1.4vw, 1.1rem);
    max-width: 68ch;
    margin-inline: auto;
}

/* --- Les deux cartes : hauteur plafonnée, centrées dans l'espace restant ---- */

.cards {
    height: min(50vh, 460px);
    margin-block: auto;
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: clamp(1.25rem, 2.5vw, 2rem);
}

.card {
    position: relative;
    display: flex;
    border-radius: var(--radius-card);
    text-decoration: none;
    border: 1px solid var(--border);
    transform: translateY(0);
    transition: transform 0.5s var(--ease-spring), box-shadow 0.5s var(--ease-out),
                border-color 0.4s var(--ease-out);
    will-change: transform;
}

.card:hover {
    transform: translateY(-6px) scale(1.012);
}

.card:active {
    transform: translateY(-1px) scale(0.988);
    transition-duration: 0.15s;
}

/* Calque de rognage interne : le reflet et la mascotte restent dans la carte,
   pendant que la languette de niveaux peut dépasser au-dessus */
.card-clip {
    position: absolute;
    inset: 0;
    border-radius: inherit;
    overflow: hidden;
    pointer-events: none;
}

/* Languette façon onglet de dossier, au-dessus de la carte (desktop) */
.level-tab {
    position: absolute;
    bottom: calc(100% - 1px);
    left: 26px;
    padding: 0.35rem 1.1rem 0.5rem;
    font-size: 0.8rem;
    font-weight: 500;
    border-radius: 12px 12px 0 0;
    border: 1px solid var(--border);
    border-bottom: none;
}

.card-edunia .level-tab {
    background: #10162B;
    color: #8A93B4;
}

.card-kwiiz .level-tab {
    background: #E8EDFB;
    color: #5F6890;
    border-color: rgba(42, 48, 80, 0.14);
}

/* Le tilt 3D (JS) s'applique au contenu, le lift à la carte : pas de conflit */
.card-inner {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: flex-start;
    gap: 0.75rem;
    padding: clamp(1.5rem, 3vw, 3rem);
    transform: perspective(900px) rotateX(var(--rx, 0deg)) rotateY(var(--ry, 0deg));
    transition: transform 0.3s var(--ease-out);
}

.card-logo {
    margin-bottom: 0.3rem;
    transition: transform 0.5s var(--ease-spring);
}

.edunia-mark {
    width: 68px;
    height: 68px;
}

.kwiiz-wordmark {
    width: 180px;
    height: auto;
}

.card:hover .card-logo {
    transform: scale(1.06) rotate(-2deg);
}

.card h2 {
    font-size: clamp(1.6rem, 2.6vw, 2.2rem);
    font-weight: 700;
    letter-spacing: -0.02em;
}

.card p {
    font-size: clamp(0.95rem, 1.2vw, 1.1rem);
    max-width: 30ch;
}

/* Pill "Découvrir" */
.cta {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    margin-top: 0.5rem;
    padding: 0.6rem 1.3rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    transition: gap 0.3s var(--ease-out), background-color 0.3s var(--ease-out),
                color 0.3s var(--ease-out);
}

.card:hover .cta {
    gap: 0.85rem;
}

/* Reflet qui balaie la carte au hover */
.shine {
    position: absolute;
    inset: 0;
    background: linear-gradient(115deg, transparent 35%, rgba(255, 255, 255, 0.14) 50%, transparent 65%);
    transform: translateX(-120%);
    pointer-events: none;
}

.card:hover .shine {
    transition: transform 0.9s var(--ease-out);
    transform: translateX(120%);
}

/* --- Carte Edunia : univers sombre violet / cyan --------------------------- */

.card-edunia {
    background:
        radial-gradient(520px circle at 78% 22%, rgba(108, 99, 245, 0.28), transparent 60%),
        radial-gradient(420px circle at 15% 90%, rgba(56, 189, 248, 0.14), transparent 55%),
        #10162B;
}

.card-edunia h2 {
    color: #FFFFFF;
}

.card-edunia p {
    color: #A8B1CC;
}

.card-edunia .cta {
    background: rgba(108, 99, 245, 0.16);
    color: #C7C4FB;
    border: 1px solid rgba(108, 99, 245, 0.4);
}

.card-edunia:hover {
    box-shadow: 0 24px 60px -18px rgba(108, 99, 245, 0.45);
}

.card-edunia:hover .cta {
    background: var(--edunia-violet);
    color: #FFFFFF;
}

/* --- Carte Kwiiz : univers clair pastel + mascotte -------------------------- */

.card-kwiiz {
    background:
        radial-gradient(480px circle at 20% 15%, rgba(91, 108, 240, 0.16), transparent 55%),
        radial-gradient(420px circle at 85% 85%, rgba(110, 231, 183, 0.25), transparent 55%),
        linear-gradient(135deg, #E7ECFC, #EAF6F0);
}

.card-kwiiz p {
    color: var(--kwiiz-ink);
    font-weight: 500;
}

.card-kwiiz .cta {
    background: rgba(91, 108, 240, 0.12);
    color: var(--kwiiz-blue);
    border: 1px solid rgba(91, 108, 240, 0.35);
}

/* Sur fond clair le reflet blanc ne se voit pas : version teintée périwinkle */
.card-kwiiz .shine {
    background: linear-gradient(115deg, transparent 35%, rgba(91, 108, 240, 0.14) 50%, transparent 65%);
}

/* Voile coloré qui s'éveille au hover */
.card-kwiiz::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background:
        radial-gradient(420px circle at 75% 25%, rgba(91, 108, 240, 0.20), transparent 60%),
        radial-gradient(380px circle at 15% 95%, rgba(110, 231, 183, 0.30), transparent 60%);
    opacity: 0;
    transition: opacity 0.45s var(--ease-out);
    pointer-events: none;
}

.card-kwiiz:hover::after {
    opacity: 1;
}

.card-kwiiz:hover {
    border-color: rgba(91, 108, 240, 0.5);
    box-shadow: 0 26px 64px -16px rgba(91, 108, 240, 0.65);
}

.card-kwiiz:hover .cta {
    background: var(--kwiiz-blue);
    color: #FFFFFF;
}

/* La mascotte dépasse du coin, se redresse au hover */
.kwiiz-bot {
    position: absolute;
    right: clamp(0.75rem, 2vw, 1.75rem);
    bottom: -20px;
    width: clamp(84px, 9vw, 120px);
    height: auto;
    transform: rotate(6deg);
    transition: transform 0.5s var(--ease-spring);
    pointer-events: none;
}

.card-kwiiz:hover .kwiiz-bot {
    transform: rotate(-3deg) translateY(-10px);
}

/* --- Footer ----------------------------------------------------------------- */

.site-footer {
    flex: none;
    text-align: center;
    color: var(--text-muted);
    font-size: 0.85rem;
}

/* --- Responsive : cartes côte à côte aussi sur mobile, en tuiles compactes --- */

@media (max-width: 820px) {
    body {
        height: auto;
        min-height: 100dvh;
        overflow: auto;
        padding-inline: 1rem;
    }

    .intro {
        margin-top: 1.5rem;
    }

    .cards {
        height: auto;
        margin-block: 2rem;
        gap: 0.9rem;
    }

    .card {
        min-height: 255px;
    }

    /* Tuiles compactes : contenu centré, plus harmonieux en vertical */
    .card-inner {
        justify-content: flex-end;
        align-items: center;
        text-align: center;
        gap: 0.55rem;
        padding: 1.15rem 1.15rem 1.5rem;
    }

    .edunia-mark {
        width: 48px;
        height: 48px;
    }

    .kwiiz-wordmark {
        width: 110px;
    }

    .card h2 {
        font-size: 1.35rem;
    }

    .card p {
        font-size: 0.85rem;
    }

    .cta {
        padding: 0.5rem 1rem;
        font-size: 0.85rem;
    }

    /* Pas de place pour les languettes sur les tuiles compactes */
    .level-tab {
        display: none;
    }

    .kwiiz-bot {
        width: 54px;
        right: 0.6rem;
        bottom: auto;
        top: 0.75rem;
        transform: rotate(6deg);
    }

    .card-kwiiz:hover .kwiiz-bot {
        transform: rotate(-3deg);
    }
}

/* Écrans desktop peu hauts : on compacte l'intro */
@media (min-width: 821px) and (max-height: 700px) {
    .intro {
        margin-top: 1rem;
    }

    .intro h1 {
        font-size: 1.6rem;
        margin-bottom: 0.25rem;
    }

    .cards {
        height: min(56vh, 420px);
    }
}

/* --- Mouvement réduit --------------------------------------------------------- */

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation: none !important;
        transition-duration: 0.01ms !important;
    }

    .card:hover,
    .card:active {
        transform: none;
    }

    .card-inner {
        transform: none;
    }

    .shine {
        display: none;
    }
}