:root {
    --color-dark-blue: #0f172a;
    --color-light-grey: #e2e8f0;
    --color-accent: #e2e8f0;
    --color-text: #cbd5e1;
    --color-dark-blue-alt: #1c2a42;

    --font-heading: 'IM Fell English', Georgia, serif;
    --font-body: 'Cinzel', 'Helvetica Neue', Arial, sans-serif;
    --font-shlop: 'Shlop', 'Helvetica Neue', Arial, sans-serif;
}

@font-face {
    font-family: 'Shlop';
    src: url('./../fonts/shlop.otf') format('opentype');
    font-weight: normal;
    font-style: normal;
}

.font-shlop {
    font-family: var(--font-shlop);
    font-size: 15rem;
    color: white;
    opacity: 0.8;
    z-index: 6;
}

/* Global Reset & Typography */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: var(--color-dark-blue);
    line-height: 1.6;
    overflow-x: hidden;
}

p, span, strong {
    font-size: 1.6rem;
}

strong {
    font-weight: 800;
}

h1, h2, h3 {
    font-family: var(--font-heading);
    color: var(--color-light-grey);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

a {
    color: var(--color-accent);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--color-light-grey);
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* --- Utility Classes for Scroll Reveal --- */
.section-content {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 1.2s cubic-bezier(0.25, 1, 0.5, 1), transform 1.2s cubic-bezier(0.25, 1, 0.5, 1);
    will-change: opacity, transform;
}

.section-content.is-visible {
    opacity: 1;
    transform: translateY(0);
}

/* --- Video Hero Wrapper --- */
.video-hero-wrapper {
    height: 100vh;
    width: 100vw;
    position: relative;
    overflow: hidden;
    z-index: 1;
}

.full-screen-video {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    object-fit: cover;
    width: 100%;
    height: 100%;
    z-index: 2;
}

.video-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.3);
    z-index: 3;
}

.video-content {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    color: white;
    text-align: center;
    z-index: 4;
}

.scroll-down-arrow {
    position: absolute;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    color: white;
    font-size: 2.5rem;
    text-decoration: none;
    z-index: 5;
    animation: bounce 2s infinite;
    cursor: pointer;
}

.scroll-down-arrow:hover {
    animation: none;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translate(-50%, 0);
    }
    40% {
        transform: translate(-50%, -10px);
    }
    60% {
        transform: translate(-50%, -5px);
    }
}

.centered-video-image {
    max-width: 80%;
    max-height: 80vh;
    height: auto;
    display: block;
}

/* --- Header / Navigation --- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    padding: 20px 0;
    z-index: 1000;
    background: transparent;
    transition: background-color 0.4s ease;
}

.header.scrolled {
    background-color: rgba(15, 23, 42, 0.95);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo-brand img {
    height: 40px;
    transition: transform 0.3s ease;
}

.logo-brand img:hover {
    transform: scale(1.05);
}

.nav-links a {
    margin-left: 30px;
    font-weight: 500;
    text-transform: uppercase;
    font-size: 0.9em;
    padding: 5px 0;
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

.nav-links a:hover::after {
    width: 100%;
}

.menu-toggle {
    display: none;
    background: transparent;
    color: var(--color-light-grey);
    border: none;
    font-size: 2em;
    cursor: pointer;
    z-index: 1001;
    line-height: 1;
}

/* --- Hero Section --- */
.hero {
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    z-index: 5;
}

.hero-background {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: url('./../images/bg.png') no-repeat scroll 100% 45%;
    background-size: 100%;
    filter: brightness(0.9) contrast(1.05);
    z-index: 1;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(15, 23, 42, 0.05) 0%, rgba(15, 23, 42, 0.4) 70%, rgba(15, 23, 42, 0.85) 100%);
    z-index: 2;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 1284px;
    padding: 0 20px;
}

.hero-logo img {
    display: none;
}

.hero-title {
    font-size: 5em;
    margin-bottom: 5px;
    text-shadow: 0 0 15px rgba(0, 0, 0, 0.8), 0 0 10px rgba(226, 232, 240, 0.5);
    color: var(--color-light-grey);
}

.hero-tagline {
    font-size: 1.8em;
    font-weight: 300;
    margin-bottom: 40px;
    color: var(--color-light-grey);
    text-shadow: 0 0 5px rgba(0, 0, 0, 0.4);
}

.cta-button {
    display: inline-block;
    padding: 15px 40px;
    background-color: var(--color-accent);
    color: var(--color-dark-blue);
    font-weight: 700;
    text-transform: uppercase;
    border-radius: 5px;
    letter-spacing: 1px;
    transition: transform 0.3s ease, background-color 0.3s ease, box-shadow 0.3s ease;
    box-shadow: 0 5px 15px rgba(226, 232, 240, 0.4);
}

.cta-button:hover {
    background-color: var(--color-light-grey);
    color: var(--color-dark-blue);
    transform: translateY(-3px);
    box-shadow: 0 8px 20px rgba(226, 232, 240, 0.6);
}

/* Espacement pour les CTA dans les cards */
.pricing-card .cta-button {
    margin-top: 20px;
}

/* --- Section Styling (Alternance des Couleurs) --- */
.section {
    padding: 80px 0;
    position: relative;
}

.section-alt-color {
    background-color: var(--color-dark-blue-alt) !important;
    transition: background-color 0.5s ease;
}

.section-heading {
    text-align: center;
    font-size: 2.5em;
    margin-bottom: 60px;
    position: relative;
    padding-bottom: 15px;
}

.section-heading::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 80px;
    height: 3px;
    background-color: var(--color-accent);
    border-radius: 2px;
}

/* --- About Section --- */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: stretch;
}

.about-text {
    display: flex;
    height: 100%;
}

.about-text h3 {
    font-size: 1.8em;
    margin-bottom: 20px;
}

.about-text p {
    margin-bottom: 15px;
    font-size: 1.3em;
}

.about-text .emphasis {
    font-weight: 500;
    margin-top: 20px;
    margin-bottom: 10px;
}

.final-line {
    font-size: 1.2em;
    color: var(--color-accent);
    text-align: center;
    margin: 3rem 0 0 0;
}

.feature-list {
    list-style: none;
    padding-left: 0;
    margin-bottom: 25px;
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

.feature-list li {
    position: relative;
    font-size: 14px;
    padding: 10px 0 10px 0;
    border-bottom: 1px dashed rgba(255, 255, 255, 0.05);
    text-align: center;
}

.feature-list li:first-child {
    padding-bottom: 30px;
}

.feature-list li:last-child {
    padding-top: 30px;
    border-bottom: none;
}

.feature-list li strong {
    font-size: 3rem;
}

.about-image {
    display: flex;
    justify-content: center;
    align-items: center;
}

.about-image img {
    width: 100%;
    height: auto;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3);
}

/* --- Pricing Section --- */
.pricing-cards {
    display: flex;
    justify-content: center;
    gap: 30px;
    margin-top: 40px;
}

.pricing-card {
    width: 100%;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 10px;
    padding: 60px 15px;
    text-align: center;
    transition: transform 0.4s ease, background-color 0.4s ease;
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.pricing-card:hover {
    transform: translateY(-5px);
    background-color: rgba(255, 255, 255, 0.08);
}

.pricing-card-title {
    font-size: 1.5em;
    margin-bottom: 15px;
    color: var(--color-accent);
}

.pricing-card-price {
    font-size: 3em;
    font-weight: 700;
    margin-bottom: 20px;
    color: var(--color-light-grey);
}

.pricing-card-price small {
    font-size: 0.4em;
    font-weight: 400;
    color: var(--color-text);
}

.pricing-card-features {
    list-style: none;
    padding: 20px 0;
    margin-bottom: 25px;
    text-align: center;
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.pricing-card-features li {
    padding: 0;
    border-bottom: none;
}

.pricing-card-features li p {
    font-size: 0.9em;
}

.pricing-card-features strong {
    font-size: 1.2rem;
}

.pricing-card-features li::before {
    content: none;
}

.final-line-price {
    color: var(--color-accent);
    margin-top: 25px;
    font-weight: 500;
    font-size: 1.1em;
}

/* --- Contact Section Immersive --- */
.contact-immersive {
    padding: 0;
    min-height: 500px;
    position: relative;
    overflow: hidden;
    display: flex;
    justify-content: flex-end;
    align-items: center;
}

.contact-image-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-image: url('../images/photo-3.jpg');
    background-size: cover;
    background-position: center;
    filter: brightness(0.6) contrast(1.1);
    z-index: 1;
}

.contact-card-overlay {
    position: relative;
    z-index: 2;
    width: 100%;
    max-width: 450px;
    min-height: 500px;
    background-color: rgba(15, 23, 42, 0.95);
    padding: 60px 40px;
    text-align: center;
    box-shadow: -10px 0 20px rgba(0, 0, 0, 0.4);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}

.contact-card-overlay .section-heading {
    margin-bottom: 30px;
    font-size: 2.2em;
}

.contact-method-title {
    font-size: 1.1em;
    color: var(--color-text);
    margin-bottom: 10px;
}

.contact-phone-number {
    font-family: var(--font-heading);
    font-size: 2.5em;
    color: var(--color-accent);
    margin-bottom: 30px;
    letter-spacing: 0.1em;
}

.social-links {
    margin-bottom: 30px;
}

.social-links i {
    font-size: 3em;
    margin: 0 15px;
    color: var(--color-light-grey);
    transition: color 0.3s ease;
}

.social-links i:hover {
    color: var(--color-accent);
}

.contact-info-small {
    font-size: 0.9em;
    margin-bottom: 20px;
    opacity: 0.8;
}

/* --- Contact Section Formulaire --- */
.contact-form {
    max-width: 600px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 500;
    color: var(--color-light-grey);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 15px;
    background-color: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    color: var(--color-light-grey);
    font-size: 1em;
    transition: border-color 0.3s ease, background-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--color-accent);
    background-color: rgba(255, 255, 255, 0.1);
    outline: none;
}

.form-group textarea {
    resize: vertical;
    min-height: 150px;
}

/* --- Footer --- */
.footer {
    padding: 40px 0;
    text-align: center;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    font-size: 0.9em;
    color: rgba(255, 255, 255, 0.5);
}

.text-center {
    text-align: center;
}

.section-introduction {
    margin-bottom: 5rem;
}

.display-desktop {
    display: block;
}

.display-mobile {
    display: none;
}

/* --- Responsive Design --- */
@media (max-width: 992px) {
    .hero-title {
        font-size: 3.5em;
    }

    .hero-tagline {
        font-size: 1.2em;
    }

    .about-grid {
        grid-template-columns: 1fr;
        gap: 40px;
    }

    .about-image {
        order: -1;
    }

    .pricing-card-features {
        grid-template-columns: 1fr;
    }

    .display-mobile {
        display: block;
    }

    .display-desktop {
        display: none;
    }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed;
        top: 0;
        right: 0;
        width: 100%;
        height: 100%;
        background-color: var(--color-dark-blue);
        transform: translateX(100%);
        transition: transform 0.4s ease-in-out;
        z-index: 999;
        display: flex;
        flex-direction: column;
        justify-content: center;
        align-items: center;
        padding-top: 60px;
    }

    .menu-toggle {
        display: block;
    }

    .nav-links.active {
        transform: translateX(0);
    }

    .nav-links a {
        margin: 20px 0;
        font-size: 1.5em;
        letter-spacing: 0.2em;
        opacity: 0;
        animation: fadeInLink 0.5s forwards;
    }

    .pricing-cards {
        flex-direction: column;
    }

    @keyframes fadeInLink {
        from {
            opacity: 0;
            transform: translateY(20px);
        }
        to {
            opacity: 1;
            transform: translateY(0);
        }
    }

    .nav-links a:nth-child(1) {
        animation-delay: 0.1s;
    }

    .nav-links a:nth-child(2) {
        animation-delay: 0.2s;
    }

    .nav-links a:nth-child(3) {
        animation-delay: 0.3s;
    }

    .font-shlop {
        font-size: 10rem;
    }

    .contact-immersive {
        justify-content: center;
    }

    .contact-card-overlay {
        max-width: 90%;
        margin: 30px 0;
        box-shadow: 0 5px 20px rgba(0, 0, 0, 0.4);
    }

    .contact-phone-number {
        font-size: 2em;
    }

    .header {
        padding: 15px 0;
    }

    .hero-title {
        font-size: 2.8em;
    }

    .hero-tagline {
        font-size: 1em;
    }

    .hero-logo img {
        height: 100px;
    }

    .section {
        padding: 60px 0;
    }

    .feature-list li strong {
        font-size: 2.5rem;
    }

    .display-mobile {
        display: block;
    }

    .display-desktop {
        display: none;
    }

    .hero-background {
        background-attachment: scroll !important;
        background-size: cover !important;
        background-position: center !important;
    }
}