/* =============================================================
   faydi.dev — Portfolio
   style.css
   ============================================================= */

/* ========================
   VARIABLES
   ======================== */
:root {
    --bg:           #0e0e0e;
    --bg-deep:      #0a0a0a;
    --bg-card:      #141414;
    --bg-card-hover:#1a1a1a;
    --accent:       #ffffff;
    --accent-60:    rgba(255, 255, 255, 0.6);
    --accent-40:    rgba(255, 255, 255, 0.4);
    --accent-20:    rgba(255, 255, 255, 0.2);
    --accent-08:    rgba(255, 255, 255, 0.08);
    --border:       rgba(255, 255, 255, 0.1);
    --font-title:   'Playfair Display', Georgia, serif;
    --font-body:    'Inter', system-ui, -apple-system, sans-serif;
    --ease:         cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --photo-width:  42%;   /* largeur de la colonne photo hero */
}

/* ========================
   RESET
   ======================== */
*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
    overflow-x: hidden;
}

body {
    background: var(--bg);
    color: var(--accent);
    font-family: var(--font-body);
    font-weight: 300;
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

a {
    color: inherit;
    text-decoration: none;
}

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

/* ========================
   SCROLLBAR
   ======================== */
::-webkit-scrollbar { width: 3px; }
::-webkit-scrollbar-track { background: var(--bg); }
::-webkit-scrollbar-thumb { background: rgba(255,255,255,0.15); border-radius: 2px; }

/* ========================
   SÉLECTION
   ======================== */
::selection {
    background: rgba(255,255,255,0.15);
    color: #fff;
}

/* =============================================================
   NAVIGATION DOTS — barre verticale côté droit
   ============================================================= */
.nav-dots {
    position: fixed;
    right: 28px;
    top: 50%;
    transform: translateY(-50%);
    z-index: 200;
    display: flex;
    flex-direction: column;
    gap: 16px;
    align-items: center;
}

.nav-dot {
    display: block;
    width: 5px;
    height: 5px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.2);
    transition: all 0.35s var(--ease);
    position: relative;
}

.nav-dot::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 18px;
    height: 18px;
    border: 1px solid transparent;
    border-radius: 50%;
    transition: border-color 0.35s var(--ease);
}

.nav-dot.active,
.nav-dot:hover {
    background: #ffffff;
    transform: scale(1.4);
}

.nav-dot.active::after,
.nav-dot:hover::after {
    border-color: rgba(255, 255, 255, 0.3);
}

/* =============================================================
   SECTIONS — base commune
   ============================================================= */
.section {
    position: relative;
    min-height: 100vh;
    min-height: 100dvh; /* iOS Safari : évite le bug de la barre d'adresse */
    width: 100%;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.section-inner {
    width: 100%;
    max-width: 1300px;
    margin: 0 auto;
    padding: 110px 80px 110px 120px;
}

/* Numéro fantôme */
.section-number-ghost {
    position: absolute;
    font-family: var(--font-title);
    font-size: clamp(120px, 18vw, 240px);
    font-weight: 900;
    color: rgba(255, 255, 255, 0.02);
    line-height: 1;
    right: 4%;
    bottom: 4%;
    user-select: none;
    pointer-events: none;
    letter-spacing: -0.05em;
    z-index: 0;
}

/* Label vertical gauche */
.section-label-vertical {
    position: absolute;
    left: 20px;
    top: 50%;
    transform: translateY(-50%) rotate(-90deg);
    font-size: 10px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.2);
    font-weight: 400;
    white-space: nowrap;
    user-select: none;
}

/* En-tête de section */
.section-header {
    margin-bottom: 64px;
    position: relative;
    z-index: 1;
}

.section-tag {
    display: inline-block;
    font-size: 10px;
    letter-spacing: 0.35em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.35);
    margin-bottom: 14px;
    font-weight: 400;
}

.section-title {
    font-family: var(--font-title);
    font-size: clamp(36px, 4.5vw, 62px);
    font-weight: 700;
    line-height: 1.08;
    letter-spacing: -0.025em;
}

.section-title em {
    font-style: italic;
    font-weight: 400;
}

/* ========================
   ANIMATIONS AU SCROLL
   ======================== */
.fade-in-section {
    opacity: 0;
    transform: translateY(48px);
    transition: opacity 0.9s var(--ease), transform 0.9s var(--ease);
}

.fade-in-section.visible {
    opacity: 1;
    transform: translateY(0);
}

.fade-in-item {
    opacity: 0;
    transform: translateY(32px);
    transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}

.fade-in-item.visible {
    opacity: 1;
    transform: translateY(0);
}

/* Décalage en cascade pour les items dans une grille */
.fade-in-item:nth-child(1) { transition-delay: 0.05s; }
.fade-in-item:nth-child(2) { transition-delay: 0.15s; }
.fade-in-item:nth-child(3) { transition-delay: 0.25s; }
.fade-in-item:nth-child(4) { transition-delay: 0.35s; }

/* =============================================================
   SECTION HERO
   ============================================================= */
.section-hero {
    min-height: 100vh;
    min-height: 100dvh;
    background: var(--bg);
    flex-direction: column;
    justify-content: center;
    padding: 0;
}

/* En-tête fixe */
.hero-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 30px 44px;
    transition: background 0.4s ease, backdrop-filter 0.4s ease;
    background: linear-gradient(to bottom, rgba(14,14,14,0.95) 0%, transparent 100%);
}

.hero-header.scrolled {
    background: rgba(14, 14, 14, 0.96);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.site-logo {
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.25em;
    text-transform: lowercase;
    color: #ffffff;
}

.social-links {
    display: flex;
    gap: 22px;
    align-items: center;
}

.social-link {
    color: rgba(255, 255, 255, 0.45);
    display: flex;
    align-items: center;
    transition: color 0.3s ease, transform 0.3s ease;
}

.social-link:hover {
    color: #ffffff;
    transform: translateY(-3px);
}

/* Contenu texte du hero (gauche) */
.hero-content {
    will-change: opacity, transform;
    position: relative;
    z-index: 10;
    padding: 0 calc(var(--photo-width) + 40px) 0 120px;
    margin-top: 0;
    display: flex;
    flex-direction: column;
    justify-content: center;
    min-height: 100vh;
}

.hero-title {
    font-family: var(--font-title);
    font-size: clamp(70px, 11vw, 140px);
    font-weight: 900;
    line-height: 0.88;
    letter-spacing: -0.045em;
    margin-bottom: 36px;
    color: #ffffff;
}

.hero-subtitle {
    font-size: clamp(15px, 1.6vw, 19px);
    font-weight: 300;
    color: rgba(255, 255, 255, 0.58);
    line-height: 1.7;
    max-width: 430px;
    margin-bottom: 52px;
}

.hero-subtitle .accent {
    color: #ffffff;
    font-weight: 500;
}

/* Bouton CTA */
.cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 14px;
    padding: 17px 38px;
    border: 1px solid rgba(255, 255, 255, 0.28);
    font-family: var(--font-body);
    font-size: 12px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    font-weight: 500;
    color: #ffffff;
    transition: all 0.4s var(--ease);
    position: relative;
    overflow: hidden;
    width: fit-content;
}

.cta-btn span {
    position: relative;
    z-index: 1;
}

.cta-btn::before {
    content: '';
    position: absolute;
    inset: 0;
    background: #ffffff;
    transform: translateX(-101%);
    transition: transform 0.45s var(--ease);
}

.cta-btn:hover {
    color: #0e0e0e;
    border-color: #ffffff;
}

.cta-btn:hover::before {
    transform: translateX(0);
}

/* =============================================================
   PHOTO HERO — côté droit, pleine hauteur

   REMPLACER PHOTO :
   Option A — CSS background-image :
     1. Commentez/supprimez le .photo-placeholder
     2. Dans .hero-photo, ajoutez :
        background-image: url('votre-photo.jpg');
        background-size: cover;
        background-position: top center;

   Option B — balise <img> :
     1. Commentez/supprimez le .photo-placeholder
     2. Décommentez la balise <img> dans index.html
   ============================================================= */
.hero-photo {
    position: fixed;
    right: 0;
    top: 0;
    height: 100vh;
    width: var(--photo-width);
    z-index: 5;
    overflow: hidden;
}

/* L'image réelle (si vous utilisez une balise <img>) */
.hero-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    filter: grayscale(100%);
    display: block;
}

/* Placeholder tant qu'il n'y a pas de photo */
.photo-placeholder {
    width: 100%;
    height: 100%;
    background: linear-gradient(160deg, #181818 0%, #242424 50%, #161616 100%);
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 56px;
}

.photo-placeholder-inner {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 6px;
}

.photo-placeholder-label {
    color: rgba(255, 255, 255, 0.15);
    font-size: 11px;
    letter-spacing: 0.25em;
    text-transform: uppercase;
}

.photo-placeholder-hint {
    color: rgba(255, 255, 255, 0.08);
    font-size: 10px;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

/* Dégradé fondu : gauche → transparent + bas → noir */
.hero-photo-overlay {
    position: absolute;
    inset: 0;
    z-index: 10;
    pointer-events: none;
    background:
        linear-gradient(to right,  var(--bg) 0%, rgba(14,14,14,0.6) 28%, transparent 55%),
        linear-gradient(to top,    var(--bg) 0%, transparent 28%);
}

/* Repositionnement du numéro fantôme sur le hero */
.section-hero .section-number-ghost {
    right: calc(var(--photo-width) + 2%);
    bottom: 8%;
    z-index: 3;
}

/* =============================================================
   SECTION SERVICES
   ============================================================= */
.section-services,
.section-projects,
.section-why,
.section-contact {
    z-index: 6; /* Au-dessus de .hero-photo (z-index: 5) qui est fixed */
}

.section-services {
    background: var(--bg);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 20px;
    position: relative;
    z-index: 1;
}

.service-card {
    padding: 40px 36px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    transition: background 0.4s var(--ease), border-color 0.4s var(--ease), transform 0.4s var(--ease);
    position: relative;
    overflow: hidden;
    cursor: default;
}

/* Trait animé sur la gauche au hover */
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 2px;
    height: 0;
    background: #ffffff;
    transition: height 0.45s var(--ease);
}

.service-card:hover {
    background: var(--bg-card-hover);
    border-color: rgba(255, 255, 255, 0.18);
    transform: translateY(-5px);
}

.service-card:hover::before {
    height: 100%;
}

.service-icon {
    margin-bottom: 28px;
    color: rgba(255, 255, 255, 0.55);
    transition: color 0.3s ease;
}

.service-card:hover .service-icon {
    color: rgba(255, 255, 255, 0.9);
}

.service-title {
    font-family: var(--font-title);
    font-size: 21px;
    font-weight: 600;
    margin-bottom: 14px;
    letter-spacing: -0.02em;
}

.service-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.75;
    font-weight: 300;
}

/* =============================================================
   SECTION PROJETS
   ============================================================= */
.section-projects {
    background: var(--bg-deep);
}

.projects-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    position: relative;
    z-index: 1;
}

.project-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    overflow: hidden;
    transition: transform 0.45s var(--ease), border-color 0.4s var(--ease), box-shadow 0.4s var(--ease);
}

.project-card:hover {
    transform: translateY(-7px);
    border-color: rgba(255, 255, 255, 0.18);
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.5);
}

/* Zone image */
.project-img {
    width: 100%;
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: #1a1a1a;
}

/* Placeholder image (avant capture d'écran réelle) */
.project-img-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-title);
    font-size: 28px;
    font-weight: 700;
    letter-spacing: 0.12em;
    color: rgba(255, 255, 255, 0.06);
    background: linear-gradient(145deg, #151515, #1e1e1e);
    transition: color 0.4s ease;
}

.project-card:hover .project-img-placeholder {
    color: rgba(255, 255, 255, 0.1);
}

/* Image réelle au survol */
.project-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.65s var(--ease), filter 0.65s var(--ease);
    filter: grayscale(20%);
}

.project-card:hover .project-img img {
    transform: scale(1.06);
    filter: grayscale(0%);
}

/* Infos du projet */
.project-info {
    padding: 26px 24px 28px;
}

.project-type {
    display: inline-block;
    font-size: 10px;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.3);
    margin-bottom: 8px;
    font-weight: 400;
}

.project-name {
    font-family: var(--font-title);
    font-size: 19px;
    font-weight: 600;
    margin-bottom: 10px;
    letter-spacing: -0.015em;
}

.project-desc {
    font-size: 13px;
    color: rgba(255, 255, 255, 0.4);
    line-height: 1.65;
    margin-bottom: 22px;
    font-weight: 300;
}

.project-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 11px;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.5);
    font-weight: 500;
    padding-bottom: 3px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    transition: color 0.3s ease, border-color 0.3s ease;
}

.project-link span {
    transition: transform 0.3s ease;
}

.project-link:hover {
    color: #ffffff;
    border-color: rgba(255, 255, 255, 0.45);
}

.project-link:hover span {
    transform: translateX(5px);
}

/* =============================================================
   SECTION PROJETS — bloc confidentiel
   ============================================================= */
.projects-private {
    position: relative;
    z-index: 1;
    max-width: 640px;
    margin: 0 auto;
    padding: 72px 56px;
    border: 1px solid var(--border);
    background: var(--bg-card);
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    gap: 44px;
}

.projects-private-text {
    font-family: var(--font-title);
    font-size: clamp(18px, 2vw, 22px);
    font-style: italic;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.55);
    line-height: 1.9;
}

/* =============================================================
   SECTION POURQUOI MOI
   ============================================================= */
.section-why {
    background: var(--bg);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 52px 72px;
    position: relative;
    z-index: 1;
}

.why-card {
    padding-top: 20px;
    border-top: 1px solid var(--border);
    transition: border-color 0.35s ease;
}

.why-card:hover {
    border-color: rgba(255, 255, 255, 0.3);
}

.why-number {
    display: block;
    font-size: 10px;
    letter-spacing: 0.25em;
    color: rgba(255, 255, 255, 0.2);
    margin-bottom: 14px;
    font-weight: 400;
}

.why-title {
    font-family: var(--font-title);
    font-size: 23px;
    font-weight: 600;
    margin-bottom: 14px;
    letter-spacing: -0.02em;
}

.why-desc {
    font-size: 14px;
    color: rgba(255, 255, 255, 0.45);
    line-height: 1.75;
    font-weight: 300;
}

/* =============================================================
   SECTION CONTACT
   ============================================================= */
.section-contact {
    background: var(--bg-deep);
}

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: 88px;
    align-items: start;
    position: relative;
    z-index: 1;
}

.contact-text {
    font-size: 15px;
    color: rgba(255, 255, 255, 0.5);
    line-height: 1.85;
    margin-bottom: 44px;
    font-weight: 300;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 18px;
}

.contact-detail-link {
    display: inline-flex;
    align-items: center;
    gap: 13px;
    font-size: 13px;
    color: rgba(255, 255, 255, 0.45);
    transition: color 0.3s ease;
    font-weight: 400;
}

.contact-detail-link:hover {
    color: #ffffff;
}

.contact-detail-link svg {
    flex-shrink: 0;
    opacity: 0.7;
    transition: opacity 0.3s ease;
}

.contact-detail-link:hover svg {
    opacity: 1;
}

/* Formulaire */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 28px;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 9px;
}

.form-group label {
    font-size: 10px;
    letter-spacing: 0.3em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.3);
    font-weight: 400;
}

.form-group input,
.form-group textarea {
    background: transparent;
    border: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.12);
    padding: 13px 0;
    color: #ffffff;
    font-family: var(--font-body);
    font-size: 15px;
    font-weight: 300;
    outline: none;
    transition: border-color 0.35s ease;
    resize: none;
    width: 100%;
    -webkit-appearance: none;
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: rgba(255, 255, 255, 0.18);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: rgba(255, 255, 255, 0.45);
}

.submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 14px;
    padding: 19px 44px;
    background: #ffffff;
    color: #0e0e0e;
    border: none;
    cursor: pointer;
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    transition: transform 0.35s var(--ease), box-shadow 0.35s var(--ease), background 0.35s ease;
    width: 100%;
    margin-top: 4px;
    position: relative;
    overflow: hidden;
}

.submit-btn::after {
    content: '';
    position: absolute;
    inset: 0;
    background: rgba(0,0,0,0.08);
    transform: translateX(-100%);
    transition: transform 0.35s var(--ease);
}

.submit-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 36px rgba(255, 255, 255, 0.18);
}

.submit-btn:hover::after {
    transform: translateX(0);
}

.submit-btn:active {
    transform: translateY(-1px);
}

.submit-btn:disabled {
    opacity: 0.65;
    cursor: not-allowed;
    transform: none;
}

.btn-icon {
    display: inline-block;
    transition: transform 0.3s ease;
}

.submit-btn:hover .btn-icon {
    transform: translateX(5px);
}

/* Honeypot anti-spam : masqué visuellement mais accessible aux bots */
.form-honeypot {
    position: absolute;
    left: -9999px;
    top: auto;
    width: 1px;
    height: 1px;
    overflow: hidden;
    opacity: 0;
    pointer-events: none;
}

.form-status {
    font-size: 13px;
    text-align: center;
    min-height: 20px;
    font-weight: 400;
    letter-spacing: 0.02em;
    transition: opacity 0.4s ease;
}

.form-status.success { color: #6ee7b7; }
.form-status.error   { color: #fca5a5; }

/* =============================================================
   FOOTER
   ============================================================= */
.footer {
    padding: 30px 120px;
    border-top: 1px solid var(--border);
    text-align: center;
    background: var(--bg-deep);
    position: relative;
    z-index: 6;
}

.footer p {
    font-size: 11px;
    color: rgba(255, 255, 255, 0.18);
    letter-spacing: 0.12em;
}

/* =============================================================
   RESPONSIVE — Tablette (≤ 1100px)
   ============================================================= */
@media (max-width: 1100px) {
    :root { --photo-width: 38%; }

    .section-inner {
        padding: 90px 60px 90px 80px;
    }

    .hero-content {
        padding: 0 calc(var(--photo-width) + 30px) 0 80px;
    }

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

    .contact-layout {
        gap: 56px;
    }
}

/* =============================================================
   RESPONSIVE — Mobile (≤ 768px)
   ============================================================= */
@media (max-width: 768px) {

    /* === NAVIGATION LATÉRALE === */
    .nav-dots,
    .section-label-vertical {
        display: none;
    }

    /* === HEADER === */
    .hero-header {
        padding: 16px 20px;
    }

    .site-logo {
        font-size: 14px;
    }

    .social-link svg {
        width: 20px;
        height: 20px;
    }

    /* === HERO : photo pleine largeur en haut, texte en dessous === */
    .section-hero {
        flex-direction: column;
        justify-content: flex-start;
        align-items: stretch;
        min-height: unset;
    }

    .hero-photo {
        position: relative;
        top: auto;
        right: auto;
        width: 100%;
        height: 110vw;
        max-height: 110vw;
        order: -1;
        margin-top: 60px;
        filter: none;
        z-index: auto;
    }

    .hero-photo img {
        width: 100%;
        height: 100%;
        object-fit: cover;
        object-position: top center;
        filter: grayscale(100%);
    }

    .hero-photo-overlay {
        background: linear-gradient(
            to bottom,
            transparent 70%,
            #0e0e0e 100%
        );
    }

    .hero-content {
        width: 100%;
        padding: 16px 20px 40px;
        max-width: 100%;
        min-height: unset;
        justify-content: flex-start;
        order: 1;
        text-align: left;
    }

    .hero-title {
        font-size: 52px;
        line-height: 1;
    }

    .hero-subtitle {
        font-size: 14px;
        line-height: 1.7;
        max-width: 100%;
    }

    .section-hero .section-number-ghost {
        font-size: 60px;
        right: 8px;
        bottom: 8px;
    }

    .cta-btn {
        min-height: 48px;
    }

    /* === SECTIONS === */
    .section-inner {
        padding: 80px 20px;
    }

    .section-number-ghost {
        font-size: 60px;
        right: 8px;
        bottom: 8px;
    }

    /* === SERVICES === */
    .services-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .service-card {
        padding: 24px;
    }

    /* === PROJETS === */
    .projects-grid {
        grid-template-columns: 1fr;
    }

    .projects-private {
        padding: 30px 20px;
    }

    .projects-private .cta-btn {
        width: 100%;
        justify-content: center;
    }

    /* === POURQUOI MOI === */
    .why-grid {
        grid-template-columns: 1fr;
        gap: 36px;
    }

    .why-title {
        font-size: 22px;
    }

    /* === CONTACT === */
    .section-contact .section-inner {
        padding: 60px 20px;
    }

    .contact-layout {
        grid-template-columns: 1fr;
        gap: 52px;
    }

    .form-group input,
    .form-group textarea {
        font-size: 16px;
        width: 100%;
    }

    .submit-btn {
        width: 100%;
        min-height: 48px;
    }

    /* === FOOTER === */
    .footer {
        text-align: center;
        padding: 20px;
    }

    .footer p {
        font-size: 12px;
    }

    /* === ANIMATIONS === */
    .fade-in-item:nth-child(n) {
        transition-delay: 0.05s;
    }
}

/* =============================================================
   RESPONSIVE — Petit mobile (≤ 480px)
   ============================================================= */
@media (max-width: 480px) {
    .hero-title {
        font-size: clamp(52px, 16vw, 78px);
    }

    .section-title {
        font-size: clamp(30px, 9vw, 44px);
    }

    .services-grid {
        gap: 16px;
    }

    .service-card {
        padding: 28px 24px;
    }

    .submit-btn {
        padding: 17px 32px;
    }
}

/* =============================================================
   RESPONSIVE — Très petit mobile (≤ 380px)
   ============================================================= */
@media (max-width: 380px) {
    .hero-title {
        font-size: 42px;
    }

    .hero-subtitle {
        font-size: 13px;
    }

    .section-inner {
        padding: 60px 16px;
    }
}