/* ============ THE COACH - LUXE / CHIC ============ */
:root {
    --bg: #0a0a0a;
    --bg-light: #111111;
    --gold: #c9a961;
    --gold-light: #e4c98e;
    --gold-dark: #8a7340;
    --white: #ffffff;
    --gray: #999999;
    --gray-light: #cccccc;
    --border: rgba(201, 169, 97, 0.2);
    --glass: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
}

* { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: 'Inter', sans-serif;
    background: var(--bg);
    color: var(--white);
    line-height: 1.6;
    font-size: 16px;
    overflow-x: hidden;
}

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

h1, h2, h3, h4 {
    font-family: 'Playfair Display', serif;
    font-weight: 600;
    line-height: 1.2;
    letter-spacing: -0.5px;
}

a { color: inherit; text-decoration: none; transition: all 0.3s ease; }

/* ============ NAVBAR TRANSPARENTE ============ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 20px 5%;
    background: transparent;
    transition: all 0.4s ease;
    backdrop-filter: blur(0);
}

.navbar.scrolled {
    background: rgba(10, 10, 10, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--border);
    padding: 15px 5%;
}

.nav-inner {
    max-width: 1400px;
    margin: 0 auto;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-family: 'Playfair Display', serif;
    font-size: 24px;
    font-weight: 700;
    letter-spacing: 2px;
    color: var(--white);
    text-transform: uppercase;
}

.logo span { color: var(--gold); }

.nav-links { display: flex; gap: 40px; list-style: none; align-items: center; }

.nav-links a {
    color: var(--white);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    position: relative;
    padding: 4px 0;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold);
    transition: width 0.3s ease;
}

.nav-links a:hover::after, .nav-links a.active::after { width: 100%; }
.nav-links a:hover, .nav-links a.active { color: var(--gold); }

.hamburger { display: none; flex-direction: column; gap: 5px; cursor: pointer; padding: 8px; }
.hamburger span { width: 26px; height: 2px; background: var(--white); transition: all 0.3s; }

/* ============ BOUTONS ============ */
.btn {
    display: inline-block;
    padding: 9px 22px;
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    border-radius: 6px;
    border: 1px solid var(--gold);
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
}

.btn-primary {
    background: var(--gold);
    color: var(--bg);
}

.btn-primary:hover {
    background: var(--gold-light);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(201, 169, 97, 0.3);
}

.btn-outline {
    background: transparent;
    color: var(--gold);
}

.btn-outline:hover {
    background: var(--gold);
    color: var(--bg);
}

/* ============ HERO ============ */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    background-image: linear-gradient(135deg, rgba(10,10,10,0.7) 0%, rgba(10,10,10,0.5) 100%), url('https://images.unsplash.com/photo-1534438327276-14e5300c3a48?w=1920&q=85');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(circle at 20% 50%, rgba(201, 169, 97, 0.15), transparent 50%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 900px;
    padding: 0 5%;
}

.hero-tag {
    display: inline-block;
    padding: 8px 18px;
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    color: var(--gold);
    font-size: 11px;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin-bottom: 30px;
    animation: fadeInDown 1s ease;
}

.hero h1 {
    font-size: clamp(40px, 7vw, 80px);
    font-weight: 600;
    margin-bottom: 25px;
    line-height: 1.1;
    animation: fadeInUp 1s ease 0.2s both;
}

.hero h1 span {
    background: linear-gradient(135deg, var(--gold) 0%, var(--gold-light) 100%);
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-style: italic;
}

.hero p {
    font-size: 17px;
    color: var(--gray-light);
    max-width: 600px;
    margin: 0 auto 40px;
    animation: fadeInUp 1s ease 0.4s both;
}

.hero-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease 0.6s both;
}

.scroll-indicator {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    color: var(--gold);
    animation: bounce 2s infinite;
    z-index: 2;
}

@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes bounce {
    0%, 100% { transform: translate(-50%, 0); }
    50% { transform: translate(-50%, -10px); }
}

/* ============ SECTIONS ============ */
section { padding: 120px 5%; position: relative; }

.section-inner { max-width: 1300px; margin: 0 auto; }

.section-header { text-align: center; margin-bottom: 80px; }

.section-tag {
    display: inline-block;
    color: var(--gold);
    font-size: 12px;
    letter-spacing: 4px;
    text-transform: uppercase;
    margin-bottom: 15px;
    font-weight: 500;
}

.section-title {
    font-size: clamp(32px, 5vw, 52px);
    margin-bottom: 20px;
}

.section-title span {
    color: var(--gold);
    font-style: italic;
}

.section-subtitle {
    color: var(--gray);
    font-size: 16px;
    max-width: 600px;
    margin: 0 auto;
}

/* ============ SERVICES — CARTES HOVER 3D ============ */
.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    position: relative;
    background: linear-gradient(145deg, rgba(255,255,255,0.04) 0%, rgba(255,255,255,0.01) 100%);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 0;
    overflow: hidden;
    transition: transform 0.5s cubic-bezier(0.23, 1, 0.32, 1), box-shadow 0.5s ease;
    transform-style: preserve-3d;
    perspective: 1000px;
}

.service-card:hover {
    transform: translateY(-12px) rotateX(2deg) rotateY(-2deg);
    box-shadow: 0 30px 60px rgba(0,0,0,0.5), 0 0 0 1px rgba(201, 169, 97, 0.3);
}

.service-img {
    height: 240px;
    overflow: hidden;
    position: relative;
}

.service-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform 0.8s ease;
}

.service-card:hover .service-img img { transform: scale(1.1); }

.service-img::after {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(to bottom, transparent 40%, rgba(10,10,10,0.9));
}

.service-body { padding: 30px; }

.service-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--gold), var(--gold-dark));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 20px;
    margin-top: -55px;
    position: relative;
    z-index: 2;
    box-shadow: 0 8px 20px rgba(201, 169, 97, 0.3);
}

.service-card h3 {
    font-size: 24px;
    margin-bottom: 12px;
    color: var(--white);
}

.service-card p {
    color: var(--gray);
    font-size: 14px;
    margin-bottom: 20px;
}

.service-link {
    color: var(--gold);
    font-size: 12px;
    letter-spacing: 2px;
    text-transform: uppercase;
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.service-link:hover { gap: 14px; }

/* ============ A PROPOS ============ */
.about {
    background: var(--bg-light);
    position: relative;
}

.about::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--gold), transparent);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-img {
    position: relative;
    border-radius: 16px;
    overflow: hidden;
    height: 560px;
}

.about-img img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about-img::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid var(--gold);
    border-radius: 16px;
    transform: translate(20px, 20px);
    z-index: -1;
}

.about-content h2 { font-size: clamp(28px, 4vw, 44px); margin-bottom: 25px; }
.about-content h2 span { color: var(--gold); font-style: italic; }
.about-content p { color: var(--gray-light); margin-bottom: 20px; font-size: 15px; }

.stats-row {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid var(--border);
}

.stat-num {
    font-family: 'Playfair Display', serif;
    font-size: 42px;
    color: var(--gold);
    font-weight: 600;
}

.stat-label {
    font-size: 12px;
    color: var(--gray);
    letter-spacing: 2px;
    text-transform: uppercase;
}

/* ============ EXPERTISE / WHY ============ */
.why-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
}

.why-card {
    background: var(--glass);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border);
    border-radius: 12px;
    padding: 35px 25px;
    text-align: center;
    transition: all 0.4s ease;
}

.why-card:hover {
    transform: translateY(-6px);
    border-color: var(--gold);
    background: rgba(201, 169, 97, 0.05);
}

.why-icon {
    width: 56px;
    height: 56px;
    margin: 0 auto 20px;
    color: var(--gold);
    display: flex;
    align-items: center;
    justify-content: center;
}

.why-card h4 {
    font-size: 17px;
    margin-bottom: 10px;
    color: var(--white);
}

.why-card p {
    font-size: 13px;
    color: var(--gray);
}

/* ============ CTA BAND ============ */
.cta-band {
    position: relative;
    padding: 100px 5%;
    background-image: linear-gradient(135deg, rgba(10,10,10,0.8), rgba(10,10,10,0.6)), url('https://images.unsplash.com/photo-1571019614242-c5c5dee9f50b?w=1920&q=85');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    text-align: center;
}

.cta-band h2 {
    font-size: clamp(32px, 5vw, 52px);
    margin-bottom: 20px;
}

.cta-band h2 span { color: var(--gold); font-style: italic; }

.cta-band p {
    color: var(--gray-light);
    margin-bottom: 35px;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ============ TARIFS ============ */
.pricing-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.price-card {
    background: linear-gradient(145deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01));
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 50px 40px;
    text-align: center;
    transition: all 0.4s ease;
    position: relative;
}

.price-card.featured {
    border-color: var(--gold);
    transform: scale(1.04);
    background: linear-gradient(145deg, rgba(201, 169, 97, 0.08), rgba(255,255,255,0.02));
}

.price-card.featured::before {
    content: 'POPULAIRE';
    position: absolute;
    top: -12px;
    left: 50%;
    transform: translateX(-50%);
    background: var(--gold);
    color: var(--bg);
    padding: 5px 16px;
    font-size: 10px;
    letter-spacing: 2px;
    border-radius: 6px;
    font-weight: 700;
}

.price-card:hover {
    transform: translateY(-10px);
    border-color: var(--gold);
}

.price-card.featured:hover { transform: scale(1.04) translateY(-10px); }

.price-card h3 {
    font-size: 22px;
    margin-bottom: 8px;
}

.price-card .price-tag {
    font-family: 'Playfair Display', serif;
    font-size: 56px;
    font-weight: 600;
    color: var(--gold);
    margin: 20px 0;
}

.price-card .price-tag small {
    font-size: 16px;
    color: var(--gray);
}

.price-card ul {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}

.price-card ul li {
    padding: 10px 0;
    color: var(--gray-light);
    font-size: 14px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 10px;
}

.price-card ul li::before {
    content: '';
    width: 5px;
    height: 5px;
    background: var(--gold);
    border-radius: 50%;
    flex-shrink: 0;
}

/* ============ CONTACT ============ */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
}

.contact-info {
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 50px 40px;
}

.contact-info h3 {
    font-size: 28px;
    margin-bottom: 20px;
}

.contact-info > p { color: var(--gray); margin-bottom: 35px; }

.contact-item {
    display: flex;
    gap: 16px;
    align-items: flex-start;
    margin-bottom: 25px;
    padding-bottom: 25px;
    border-bottom: 1px solid var(--border);
}

.contact-item:last-of-type { border-bottom: none; }

.contact-item-icon {
    width: 44px;
    height: 44px;
    background: rgba(201, 169, 97, 0.1);
    border: 1px solid var(--border);
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--gold);
    flex-shrink: 0;
}

.contact-item-label {
    font-size: 11px;
    color: var(--gray);
    letter-spacing: 2px;
    text-transform: uppercase;
    margin-bottom: 4px;
}

.contact-item-value { color: var(--white); font-size: 15px; }

.contact-form {
    background: var(--glass);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 16px;
    padding: 50px 40px;
}

.contact-form h3 {
    font-size: 28px;
    margin-bottom: 30px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.form-group { margin-bottom: 18px; }

.form-group label {
    display: block;
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--gray);
    margin-bottom: 8px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 13px 16px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--glass-border);
    border-radius: 8px;
    color: var(--white);
    font-family: inherit;
    font-size: 14px;
    transition: all 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--gold);
    background: rgba(255,255,255,0.05);
}

.form-group textarea { resize: vertical; min-height: 130px; }

.form-msg {
    margin-top: 16px;
    padding: 12px 16px;
    border-radius: 8px;
    font-size: 14px;
    display: none;
}

.form-msg.success { background: rgba(46, 204, 113, 0.1); color: #2ecc71; border: 1px solid rgba(46, 204, 113, 0.3); display: block; }
.form-msg.error { background: rgba(231, 76, 60, 0.1); color: #e74c3c; border: 1px solid rgba(231, 76, 60, 0.3); display: block; }

.map-wrap {
    margin-top: 60px;
    border-radius: 16px;
    overflow: hidden;
    border: 1px solid var(--glass-border);
    height: 400px;
}

.map-wrap iframe { width: 100%; height: 100%; border: none; filter: grayscale(0.5) contrast(1.1) brightness(0.85); }

/* ============ FOOTER ============ */
.footer {
    background: #060606;
    padding: 70px 5% 30px;
    border-top: 1px solid var(--border);
}

.footer-grid {
    max-width: 1300px;
    margin: 0 auto 50px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
}

.footer-brand p { color: var(--gray); font-size: 14px; margin-top: 16px; max-width: 320px; }

.footer h5 {
    font-size: 12px;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 20px;
    font-family: 'Inter', sans-serif;
    font-weight: 600;
}

.footer ul { list-style: none; }
.footer ul li { margin-bottom: 10px; }
.footer ul a { color: var(--gray); font-size: 14px; }
.footer ul a:hover { color: var(--gold); }

.footer-bottom {
    max-width: 1300px;
    margin: 0 auto;
    padding-top: 30px;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--gray);
    font-size: 13px;
}

/* ============ REVEAL ANIMATIONS ============ */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.reveal.visible { opacity: 1; transform: translateY(0); }

@keyframes revealFallback {
    to { opacity: 1; transform: translateY(0); }
}

/* fallback : si l'observer ne se déclenche pas, force l'apparition */
.reveal:not(.visible) { animation: revealFallback 1s ease 0.6s forwards; }

/* ============ RESPONSIVE ============ */
@media (max-width: 1024px) {
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .why-grid { grid-template-columns: repeat(2, 1fr); }
    .pricing-grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }
    .price-card.featured { transform: none; }
    .price-card.featured:hover { transform: translateY(-10px); }
    .about-grid { grid-template-columns: 1fr; gap: 50px; }
    .about-img { height: 400px; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 35px; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 70px;
        left: 0;
        right: 0;
        background: rgba(10,10,10,0.98);
        backdrop-filter: blur(20px);
        flex-direction: column;
        gap: 0;
        padding: 30px 0;
        transform: translateY(-150%);
        transition: transform 0.4s ease;
        border-bottom: 1px solid var(--border);
    }
    .nav-links.open { transform: translateY(0); }
    .nav-links li { width: 100%; text-align: center; padding: 14px 0; }
    .hamburger { display: flex; }
    .hero { background-attachment: scroll; }
    .cta-band { background-attachment: scroll; padding: 70px 5%; }
    section { padding: 80px 5%; }
    .section-header { margin-bottom: 50px; }
    .services-grid { grid-template-columns: 1fr; }
    .why-grid { grid-template-columns: 1fr 1fr; gap: 16px; }
    .why-card { padding: 25px 15px; }
    .stats-row { grid-template-columns: 1fr; gap: 25px; text-align: center; }
    .contact-grid { grid-template-columns: 1fr; gap: 30px; }
    .contact-info, .contact-form { padding: 35px 25px; }
    .form-row { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; gap: 30px; text-align: center; }
    .footer-brand p { margin: 16px auto; }
    .hero-buttons { flex-direction: column; width: 100%; max-width: 280px; margin: 0 auto; }
    .hero-buttons .btn { width: 100%; }
}