:root {
    --couleur-blanc: #ffffff;
    --couleur-noir: #000000;
    --couleur-rouge: #e13a36;
    --couleur-dore: #c9a961;
    --couleur-rose-temoignages: #faefef;
    --couleur-vert-contact: #005c4d;
    --couleur-texte: #111111;
    --police-corps: "Inter", "Open Sans", Arial, sans-serif;
    --police-serif: "Cormorant Garamond", Georgia, serif;
    --police-titre-forte: "Anton", "Oswald", sans-serif;
    --police-arabe: "Amiri", "Scheherazade New", serif;
    --largeur-contenu: 1180px;
}

html {
    background: var(--couleur-noir);
    scroll-behavior: auto;
}

body {
    color: var(--couleur-texte);
    background: var(--couleur-blanc);
    cursor: default;
}

:focus-visible {
    outline: 2px solid var(--couleur-dore);
    outline-offset: 4px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

.line-mask {
    display: block;
    overflow: hidden;
}

.line,
.word {
    will-change: transform, opacity;
}

.bouton,
.btn-premium {
    position: relative;
    display: inline-flex;
    min-height: 48px;
    align-items: center;
    justify-content: center;
    gap: 0.75rem;
    border-radius: 4px;
    padding: 0.95rem 1.25rem;
    overflow: hidden;
    font-family: var(--police-corps);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.08em;
    line-height: 1;
    text-transform: uppercase;
    transition: color 260ms ease, border-color 260ms ease, transform 260ms ease;
}

.btn-premium span,
.bouton span {
    position: relative;
    z-index: 2;
}

.btn-premium:hover,
.bouton:hover {
    transform: translateY(-2px);
}

.btn-red,
.bouton-primary,
.bouton-secondary {
    background: var(--couleur-rouge);
    color: var(--couleur-blanc);
}

.btn-red::after,
.bouton-primary::after,
.bouton-secondary::after {
    position: absolute;
    inset: 0;
    z-index: 1;
    content: "";
    background: var(--couleur-noir);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 340ms cubic-bezier(0.77, 0, 0.175, 1);
}

.btn-red:hover::after,
.bouton-primary:hover::after,
.bouton-secondary:hover::after {
    transform: scaleX(1);
}

.btn-red::before {
    position: absolute;
    right: 0;
    bottom: 0;
    left: 0;
    height: 1px;
    content: "";
    background: var(--couleur-dore);
    transform: scaleX(0);
    transform-origin: center;
    transition: transform 280ms ease;
    z-index: 3;
}

.btn-red:hover::before {
    transform: scaleX(1);
}

.btn-arrow {
    display: inline-block;
    animation: arrowNudge 1600ms ease-in-out infinite;
}

.btn-red:hover .btn-arrow {
    animation: arrowPass 520ms ease both;
}

.btn-gold-outline,
.bouton-ghost {
    border: 0.5px solid rgba(201, 169, 97, 0.9);
    color: var(--couleur-blanc);
    background: transparent;
}

.btn-gold-outline::after,
.bouton-ghost::after {
    position: absolute;
    inset: 0;
    z-index: 1;
    content: "";
    background: var(--couleur-dore);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 420ms cubic-bezier(0.77, 0, 0.175, 1);
}

.btn-gold-outline:hover,
.bouton-ghost:hover {
    color: var(--couleur-noir);
}

.btn-gold-outline:hover::after,
.bouton-ghost:hover::after {
    transform: scaleX(1);
}

.btn-large {
    min-height: 64px;
    padding: 1.2rem 2.1rem;
    font-size: 0.9rem;
}

.btn-contact,
.bouton-contact {
    background: var(--couleur-dore);
    color: var(--couleur-noir);
}

.hero-premium {
    position: relative;
    min-height: calc(100vh - 88px);
    overflow: hidden;
    display: grid;
    align-items: end;
    padding: clamp(2rem, 7vw, 6rem);
    isolation: isolate;
    color: var(--couleur-blanc);
    background:
        linear-gradient(180deg, rgba(0, 0, 0, 0.72) 0%, rgba(0, 0, 0, 0.5) 52%, rgba(0, 0, 0, 0.86) 100%),
        var(--couleur-noir);
}

.hero-image-parallax {
    position: absolute;
    inset: -8%;
    z-index: -3;
    background-image: url("/assets/images/illustration-prof-tablette.png");
    background-position: center;
    background-size: cover;
    transform: scale(1.06);
    will-change: transform;
}

.hero-grain {
    position: absolute;
    inset: 0;
    z-index: -1;
    opacity: 0.22;
    pointer-events: none;
    background-image:
        radial-gradient(circle at 20% 10%, rgba(255, 255, 255, 0.08) 0 1px, transparent 1px),
        radial-gradient(circle at 80% 30%, rgba(201, 169, 97, 0.1) 0 1px, transparent 1px);
    background-size: 5px 5px, 7px 7px;
    mix-blend-mode: screen;
}

.hero-frame {
    position: absolute;
    inset: clamp(0.9rem, 2.2vw, 2rem);
    z-index: 1;
    width: calc(100% - clamp(1.8rem, 4.4vw, 4rem));
    height: calc(100% - clamp(1.8rem, 4.4vw, 4rem));
    pointer-events: none;
}

.trace-gold,
.trace-gold-scroll {
    fill: none;
    stroke: var(--couleur-dore);
    stroke-width: 0.18;
    vector-effect: non-scaling-stroke;
}

.hero-calligraphy {
    position: absolute;
    top: 50%;
    left: 50%;
    z-index: 2;
    width: min(74vw, 760px);
    transform: translate(-50%, -50%);
    color: var(--couleur-dore);
    pointer-events: none;
}

.hero-calligraphy svg {
    width: 100%;
    overflow: visible;
}

.calligraphy-fill,
.calligraphy-stroke {
    font-family: var(--police-arabe);
    font-size: 138px;
    font-weight: 700;
}

.calligraphy-fill {
    fill: rgba(201, 169, 97, 0.1);
}

.calligraphy-stroke {
    fill: transparent;
    stroke: currentColor;
    stroke-width: 1.1;
    stroke-linecap: round;
    stroke-linejoin: round;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 980px;
}

.hero-eyebrow,
.eyebrow-gold,
.eyebrow-red {
    font-family: var(--police-corps);
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.hero-eyebrow,
.eyebrow-gold {
    color: var(--couleur-dore);
}

.eyebrow-red {
    color: var(--couleur-rouge);
}

.hero-title {
    margin-top: 1rem;
    font-family: var(--police-serif);
    font-size: clamp(4.6rem, 12vw, 11rem);
    font-weight: 600;
    line-height: 0.82;
    letter-spacing: 0;
}

.hero-title span {
    display: block;
}

.hero-subtitle {
    margin-top: 1.75rem;
    max-width: 660px;
    font-size: clamp(1rem, 1.7vw, 1.3rem);
    line-height: 1.75;
    color: rgba(255, 255, 255, 0.82);
}

.hero-quote {
    margin-top: 1.4rem;
    max-width: 760px;
    font-family: var(--police-serif);
    font-size: clamp(1.25rem, 2.2vw, 2rem);
    font-style: italic;
    line-height: 1.25;
    color: var(--couleur-dore);
}

.hero-actions {
    margin-top: 2rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.85rem;
}

.marquee-arabe {
    overflow: hidden;
    background: var(--couleur-blanc);
    border-block: 1px solid rgba(0, 0, 0, 0.06);
}

.marquee-track {
    display: flex;
    width: max-content;
    animation: marqueeMove 42s linear infinite;
}

.marquee-track span {
    padding: 1.1rem 1.8rem;
    font-family: var(--police-arabe);
    font-size: clamp(1.4rem, 3vw, 3.2rem);
    white-space: nowrap;
    color: rgba(0, 0, 0, 0.08);
}

.section-split-premium {
    position: relative;
    display: grid;
    grid-template-columns: minmax(260px, 0.82fr) 42px minmax(0, 1.18fr);
    gap: clamp(1.5rem, 4vw, 4rem);
    align-items: center;
    max-width: 1280px;
    margin-inline: auto;
    padding: clamp(5rem, 10vw, 9rem) clamp(1rem, 4vw, 3rem);
    background: var(--couleur-blanc);
}

.split-photo {
    overflow: hidden;
    min-height: 580px;
    background: var(--couleur-noir);
}

.split-photo img {
    width: 100%;
    height: 100%;
    min-height: 580px;
    object-fit: cover;
    filter: grayscale(1);
    transform: scale(1.02);
    transition: transform 700ms ease, filter 700ms ease;
}

.split-photo:hover img {
    transform: scale(1.07);
    filter: grayscale(0.75);
}

.split-line {
    height: min(560px, 72vh);
    width: 42px;
}

.split-copy h2,
.section-heading h2,
.programmes-copy h2,
.savants-premium h2 {
    margin-top: 0.8rem;
    font-family: var(--police-serif);
    font-size: clamp(3.2rem, 7vw, 5.4rem);
    font-weight: 600;
    line-height: 0.92;
    letter-spacing: 0;
}

.split-copy .text-reveal {
    margin-top: 2rem;
    max-width: 760px;
    display: grid;
    gap: 1.1rem;
    font-size: 1.08rem;
    line-height: 1.9;
    color: rgba(0, 0, 0, 0.72);
}

.split-copy .btn-premium {
    margin-top: 2rem;
}

.stats-premium {
    background: var(--couleur-noir);
    color: var(--couleur-blanc);
    padding: clamp(4rem, 8vw, 7rem) clamp(1rem, 4vw, 3rem);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    max-width: 1280px;
    margin-inline: auto;
}

.stat-item {
    position: relative;
    padding: clamp(1rem, 3vw, 2.4rem);
    text-align: center;
}

.stat-item + .stat-item {
    border-left: 0.5px solid rgba(201, 169, 97, 0.45);
}

.stat-item strong {
    display: block;
    font-family: var(--police-serif);
    font-size: clamp(4rem, 9vw, 8rem);
    font-weight: 600;
    line-height: 0.85;
    color: var(--couleur-dore);
}

.stat-item span:last-child {
    display: block;
    margin-top: 1rem;
    font-size: 0.78rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.programmes-sticky {
    background: var(--couleur-blanc);
    padding: clamp(4rem, 8vw, 7rem) 0;
}

.programmes-sticky-inner {
    display: grid;
    grid-template-columns: minmax(320px, 0.9fr) minmax(0, 1.1fr);
    gap: clamp(2rem, 5vw, 5rem);
    max-width: 1320px;
    margin-inline: auto;
    padding-inline: clamp(1rem, 4vw, 3rem);
}

.programmes-visual {
    position: sticky;
    top: 112px;
    height: min(74vh, 760px);
    overflow: hidden;
    background: var(--couleur-noir);
}

.programmes-visual::after {
    position: absolute;
    inset: 1rem;
    content: "";
    border: 0.5px solid rgba(201, 169, 97, 0.7);
    pointer-events: none;
}

.programmes-visual img {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transform: scale(1.04);
    transition: opacity 520ms ease, transform 900ms ease;
}

.programmes-visual img.is-active {
    opacity: 1;
    transform: scale(1);
}

.programmes-copy {
    padding-block: 2rem;
}

.programme-step {
    min-height: 56vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    border-top: 0.5px solid rgba(0, 0, 0, 0.14);
}

.programme-step > span {
    font-family: var(--police-serif);
    font-size: 5rem;
    line-height: 1;
    color: rgba(225, 58, 54, 0.18);
}

.programme-step h3 {
    margin-top: 0.5rem;
    font-family: var(--police-serif);
    font-size: clamp(2.4rem, 5vw, 4.5rem);
    line-height: 0.95;
}

.programme-step p {
    margin-top: 1.3rem;
    max-width: 620px;
    font-size: 1.05rem;
    line-height: 1.85;
    color: rgba(0, 0, 0, 0.7);
}

.temoignages-premium {
    overflow: hidden;
    background: var(--couleur-rose-temoignages);
    padding: clamp(5rem, 9vw, 8rem) 0;
}

.section-heading {
    max-width: var(--largeur-contenu);
    margin: 0 auto 3rem;
    padding-inline: 1rem;
}

.testimonials-rail {
    display: flex;
    gap: 1.4rem;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    padding: 1rem max(1rem, calc((100vw - var(--largeur-contenu)) / 2)) 2rem;
    cursor: grab;
}

.testimonials-rail:active {
    cursor: grabbing;
}

.testimonial-card {
    flex: 0 0 min(78vw, 420px);
    scroll-snap-align: center;
    min-height: 360px;
    padding: 2.2rem;
    background: var(--couleur-blanc);
    box-shadow: 0 26px 90px rgba(0, 0, 0, 0.11);
    transform: scale(0.92);
}

.testimonial-card.is-center {
    transform: scale(1);
}

.testimonial-card svg {
    width: 64px;
    fill: var(--couleur-dore);
}

.testimonial-card p {
    margin-top: 1.5rem;
    font-family: var(--police-serif);
    font-size: 1.45rem;
    font-style: italic;
    line-height: 1.35;
}

.testimonial-card h3 {
    margin-top: 1.6rem;
    font-size: 0.76rem;
    font-weight: 800;
    letter-spacing: 0.18em;
    text-transform: uppercase;
}

.savants-premium {
    position: relative;
    overflow: hidden;
    background: var(--couleur-noir);
    color: var(--couleur-blanc);
    padding: clamp(5rem, 9vw, 8rem) clamp(1rem, 4vw, 3rem);
    text-align: center;
}

.savants-hero {
    position: relative;
    max-width: 760px;
    margin-inline: auto;
}

.arabic-draw {
    margin-bottom: 1rem;
    font-family: var(--police-arabe);
    font-size: clamp(2.8rem, 8vw, 6.6rem);
    line-height: 1;
    color: var(--couleur-dore);
}

.savants-hero img {
    width: min(86vw, 620px);
    margin-inline: auto;
}

.play-gold {
    position: absolute;
    top: 54%;
    left: 50%;
    width: 96px;
    height: 96px;
    transform: translate(-50%, -50%);
    border-radius: 999px;
    color: var(--couleur-noir);
    background: radial-gradient(circle at 30% 30%, #fff2c4 0%, var(--couleur-dore) 45%, #6f5520 100%);
    box-shadow: 0 0 0 0 rgba(201, 169, 97, 0.5);
    animation: playPulse 1900ms ease-in-out infinite;
}

.play-gold span {
    margin-left: 5px;
    font-size: 2rem;
}

.savants-premium > p {
    max-width: 760px;
    margin: 1.1rem auto 0;
    color: rgba(255, 255, 255, 0.74);
    line-height: 1.85;
}

.videos-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1rem;
    max-width: 1180px;
    margin: 3rem auto;
}

.video-frame {
    aspect-ratio: 16 / 9;
    overflow: hidden;
    background: rgba(255, 255, 255, 0.08);
    border: 0.5px solid rgba(201, 169, 97, 0.32);
}

.video-frame:hover {
    cursor: crosshair;
    border-color: var(--couleur-rouge);
}

.video-frame iframe {
    width: 100%;
    height: 100%;
}

.citation-premium {
    position: relative;
    min-height: 100vh;
    display: grid;
    place-items: center;
    overflow: hidden;
    padding: clamp(3rem, 7vw, 6rem) clamp(1rem, 5vw, 4rem);
    text-align: center;
    background: var(--couleur-noir);
    color: var(--couleur-blanc);
}

.geometric-watermark {
    position: absolute;
    inset: 0;
    opacity: 0.04;
    background-image:
        linear-gradient(45deg, transparent 48%, var(--couleur-dore) 49%, var(--couleur-dore) 51%, transparent 52%),
        linear-gradient(-45deg, transparent 48%, var(--couleur-dore) 49%, var(--couleur-dore) 51%, transparent 52%);
    background-size: 92px 92px;
}

.citation-premium blockquote {
    position: relative;
    z-index: 1;
    max-width: 1040px;
    font-family: var(--police-serif);
    font-size: clamp(3rem, 7vw, 7rem);
    font-weight: 500;
    line-height: 0.96;
}

.citation-premium svg {
    position: relative;
    z-index: 1;
    width: min(72vw, 520px);
    height: 12px;
    margin-top: 2rem;
}

.citation-premium p {
    position: relative;
    z-index: 1;
    margin-top: 1rem;
    font-family: var(--police-serif);
    font-size: 1.5rem;
    font-style: italic;
    color: var(--couleur-dore);
}

.cta-premium {
    background: var(--couleur-noir);
    color: var(--couleur-blanc);
    text-align: center;
    padding: clamp(5rem, 10vw, 9rem) clamp(1rem, 4vw, 3rem);
}

.cta-premium h2 {
    margin: 1rem auto 2rem;
    max-width: 1080px;
    font-family: var(--police-serif);
    font-size: clamp(4rem, 11vw, 10rem);
    font-weight: 600;
    line-height: 0.82;
}

.cta-premium h2 span {
    display: inline-block;
}

.cta-link {
    display: block;
    margin-top: 1.4rem;
    color: var(--couleur-dore);
    font-weight: 700;
}

.section-noire {
    background: var(--couleur-noir);
    color: var(--couleur-blanc);
}

.section-temoignages {
    background: var(--couleur-rose-temoignages);
}

.carte {
    border: 1px solid rgba(0, 0, 0, 0.08);
    background: var(--couleur-blanc);
    box-shadow: 0 24px 70px rgba(0, 0, 0, 0.16);
}

.divider-rouge {
    width: 72px;
    height: 4px;
    background: var(--couleur-rouge);
}

.eyebrow,
.eyebrow-rouge {
    font-family: var(--police-corps);
    font-weight: 800;
    text-transform: uppercase;
    letter-spacing: 0.12em;
}

.eyebrow { color: var(--couleur-dore); }
.eyebrow-rouge { color: var(--couleur-rouge); }

.whatsapp-flottant {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 60;
    width: 58px;
    height: 58px;
    border-radius: 999px;
    background: var(--couleur-rouge);
    color: var(--couleur-blanc);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
    animation: pulseWhatsApp 1800ms ease-in-out infinite;
}

@keyframes arrowNudge {
    0%, 100% { transform: translateX(0); }
    50% { transform: translateX(4px); }
}

@keyframes arrowPass {
    0% { transform: translateX(0); opacity: 1; }
    48% { transform: translateX(18px); opacity: 0; }
    49% { transform: translateX(-18px); opacity: 0; }
    100% { transform: translateX(0); opacity: 1; }
}

@keyframes marqueeMove {
    from { transform: translateX(0); }
    to { transform: translateX(-33.333%); }
}

@keyframes playPulse {
    0%, 100% { box-shadow: 0 0 0 0 rgba(201, 169, 97, 0.42); }
    50% { box-shadow: 0 0 0 18px rgba(201, 169, 97, 0); }
}

@keyframes pulseWhatsApp {
    0%, 100% {
        transform: scale(1);
        box-shadow: 0 18px 50px rgba(0, 0, 0, 0.28);
    }
    50% {
        transform: scale(1.06);
        box-shadow: 0 18px 60px rgba(225, 58, 54, 0.45);
    }
}

@media (max-width: 1023px) {
    .hero-premium {
        min-height: 86vh;
        padding: 5rem 1rem 3rem;
    }

    .hero-calligraphy {
        width: 86vw;
    }

    .section-split-premium,
    .programmes-sticky-inner {
        grid-template-columns: 1fr;
    }

    .split-line {
        display: none;
    }

    .split-photo,
    .split-photo img {
        min-height: 360px;
    }

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

    .stat-item + .stat-item {
        border-left: 0;
    }

    .stat-item:nth-child(even) {
        border-left: 0.5px solid rgba(201, 169, 97, 0.45);
    }

    .programmes-visual {
        position: relative;
        top: 0;
        height: 420px;
    }

    .programme-step {
        min-height: auto;
        padding-block: 3rem;
    }

    .videos-grid {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 640px) {
    .hero-title {
        font-size: 4.25rem;
    }

    .hero-actions,
    .hero-actions .btn-premium {
        width: 100%;
    }

    .stats-grid,
    .videos-grid {
        grid-template-columns: 1fr;
    }

    .stat-item:nth-child(even) {
        border-left: 0;
    }

    .testimonial-card {
        flex-basis: 86vw;
    }
}

@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        scroll-behavior: auto !important;
        animation-duration: 1ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 1ms !important;
    }

    .hero-image-parallax {
        transform: none !important;
    }
}