/* ============================================
   PRÉSENCE INFORMATIQUE - Design éditorial
   ============================================ */

:root {
    --black: #000000;
    --white: #ffffff;
    --orange: #ff5c00;
    --gray-light: #f7f7f7;
    --gray-mid: #888888;
    --gray-dark: #333333;
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.5;
    color: var(--black);
    background: var(--white);
}

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

ul {
    list-style: none;
}

/* ============================================
   NAVIGATION
   ============================================ */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    background: var(--white);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    padding: 0 3rem;
    max-width: none;
}

.container {
    width: 100%;
    padding: 0 3rem;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-weight: 600;
    font-size: 1rem;
    color: var(--black);
    letter-spacing: -0.02em;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: var(--orange);
    color: var(--white);
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    font-size: 0.875rem;
    border-radius: 10px;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 3rem;
}

.nav-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-mid);
    transition: color 0.2s;
    letter-spacing: -0.01em;
}

.nav-link:hover {
    color: var(--black);
}

.nav-cta {
    color: var(--white) !important;
    background: var(--black);
    padding: 0.75rem 1.5rem;
    border-radius: 50px;
}

.nav-cta:hover {
    background: var(--gray-dark);
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 0.5rem;
    cursor: pointer;
    border: none;
    background: none;
}

.nav-toggle span {
    width: 20px;
    height: 2px;
    background: var(--black);
    transition: all 0.2s;
}

/* ============================================
   HERO SECTION
   ============================================ */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: flex-end;
    padding: 80px 0 0;
    background: var(--gray-light);
    position: relative;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    top: 0;
    right: 0;
    width: 50%;
    height: 100%;
    background: var(--orange);
    z-index: 0;
}

.hero .container {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 1fr;
    min-height: calc(100vh - 80px);
}

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 4rem 0;
    padding-right: 4rem;
}

.hero-title {
    font-size: clamp(3rem, 6vw, 5rem);
    font-weight: 600;
    color: var(--black);
    line-height: 1;
    letter-spacing: -0.04em;
    margin-bottom: 2rem;
}

.hero-description {
    font-size: 1.125rem;
    color: var(--gray-mid);
    max-width: 400px;
    line-height: 1.6;
    margin-bottom: 3rem;
}

.hero-buttons {
    display: flex;
}

.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 1rem 2rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: 50px;
    transition: all 0.2s ease;
    letter-spacing: -0.01em;
}

.btn-primary {
    background: var(--black);
    color: var(--white);
}

.btn-primary:hover {
    background: var(--gray-dark);
    transform: translateY(-2px);
}

.hero-visual {
    display: flex;
    align-items: flex-end;
    justify-content: center;
    padding-bottom: 4rem;
}

.hero-number {
    font-size: clamp(15rem, 25vw, 25rem);
    font-weight: 700;
    color: var(--white);
    line-height: 0.8;
    letter-spacing: -0.05em;
    opacity: 0.3;
}

/* ============================================
   WINORTHO SECTION
   ============================================ */
.section {
    padding: 8rem 0;
}

.winortho {
    background: var(--white);
}

.winortho-content {
    max-width: 600px;
}

.section-badge {
    display: inline-block;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--orange);
    text-transform: uppercase;
    letter-spacing: 0.1em;
    margin-bottom: 1rem;
}

.winortho-text h2 {
    font-size: 3rem;
    font-weight: 600;
    color: var(--black);
    letter-spacing: -0.03em;
    line-height: 1.1;
    margin-bottom: 1.5rem;
}

.winortho-description {
    font-size: 1rem;
    color: var(--gray-mid);
    line-height: 1.7;
    margin-bottom: 2rem;
}

.winortho-features {
    margin-bottom: 2.5rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.winortho-features li {
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--black);
    font-size: 0.9375rem;
    font-weight: 500;
}

.winortho-features li::before {
    content: '';
    width: 24px;
    height: 2px;
    background: var(--orange);
    flex-shrink: 0;
}

.winortho-visual {
    display: flex;
    justify-content: flex-start;
}

.product-card {
    background: var(--gray-light);
    padding: 3rem;
    border-radius: 20px;
    width: 100%;
    max-width: 280px;
}

.product-icon {
    width: 56px;
    height: 56px;
    background: var(--white);
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.product-icon svg {
    stroke: var(--orange);
    width: 28px;
    height: 28px;
}

.product-card h3 {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--black);
    margin-bottom: 0.25rem;
    letter-spacing: -0.02em;
}

.product-card p {
    color: var(--gray-mid);
    font-size: 0.875rem;
}

/* ============================================
   FOOTER
   ============================================ */
.footer {
    background: var(--black);
    padding: 2rem 0;
}

.footer-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    color: var(--gray-mid);
    font-size: 0.8125rem;
}

.footer-content a {
    color: var(--gray-mid);
    transition: color 0.2s;
}

.footer-content a:hover {
    color: var(--white);
}

/* ============================================
   RESPONSIVE
   ============================================ */
@media (max-width: 1024px) {
    .container, .nav-container {
        padding: 0 2rem;
    }

    .hero .container {
        grid-template-columns: 1fr;
    }

    .hero-bg {
        width: 100%;
        height: 40%;
        top: auto;
        bottom: 0;
    }

    .hero-content {
        padding-right: 0;
        padding-bottom: 2rem;
    }

    .hero-visual {
        display: none;
    }

}

@media (max-width: 768px) {
    .nav-container {
        padding: 0 1.5rem;
    }

    .container {
        padding: 0 1.5rem;
    }

    .nav-menu {
        position: fixed;
        top: 80px;
        left: 0;
        right: 0;
        bottom: 0;
        background: var(--white);
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        transform: translateX(100%);
        transition: transform 0.3s ease;
    }

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

    .nav-menu .nav-link {
        font-size: 1.5rem;
    }

    .nav-toggle {
        display: flex;
    }

    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(5px, 5px);
    }

    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }

    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(5px, -5px);
    }

    .hero-title {
        font-size: 2.5rem;
    }

    .section {
        padding: 4rem 0;
    }

    .winortho-text h2 {
        font-size: 2rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 0.75rem;
        text-align: center;
    }
}