/* Reset et base */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

:root {
    --bg-primary: #0a0f14;
    --bg-card: #131a26;
    --border: rgba(255, 255, 255, 0.09);
    --accent-primary: #f59f4a;
    --accent-hover: #ffb870;
    --accent-secondary: #e67e22;
    --accent-glow: rgba(245, 159, 74, 0.22);
    --text-primary: #d4d4d8;
    --text-strong: #f4f4f5;
    --text-muted: #636370;
    --status-green: #22c55e;
    --radius-card: 10px;
    --radius-section: 14px;
    --radius-pill: 9999px;
    --font-sans: 'Inter', sans-serif;
    --font-mono: 'JetBrains Mono', monospace;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    background: var(--bg-primary);
    color: var(--text-primary);
    line-height: 1.6;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: radial-gradient(circle at 20% 20%, rgba(245, 159, 74, 0.05) 0%, transparent 50%);
    z-index: -1;
    pointer-events: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

/* Typographie */
h1, h2, h3, h4 {
    color: var(--text-strong);
    font-weight: 700;
    line-height: 1.2;
}

p {
    margin-bottom: 1rem;
}

a {
    color: var(--accent-primary);
    text-decoration: none;
    transition: color 0.2s ease;
}

a:hover {
    color: var(--accent-hover);
}

/* Header & Navigation */
.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    padding: 1rem 0;
    background: rgba(10, 15, 20, 0.85);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--border);
}

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

.nav__logo .logo-text {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.5rem;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav__menu {
    display: flex;
    gap: 2rem;
}

.nav__link {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 0.95rem;
}

.nav__link:hover {
    color: var(--accent-primary);
}

.nav__actions {
    display: flex;
    gap: 1rem;
}

/* Boutons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-pill);
    font-weight: 600;
    font-size: 0.95rem;
    cursor: pointer;
    transition: all 0.3s ease;
    border: 2px solid transparent;
    font-family: var(--font-sans);
}

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

.btn--primary:hover {
    background: var(--accent-hover);
    color: var(--bg-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn--secondary {
    background: transparent;
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.btn--secondary:hover {
    background: rgba(245, 159, 74, 0.1);
    border-color: var(--accent-hover);
    color: var(--accent-hover);
}

.btn--outline {
    background: transparent;
    color: var(--text-primary);
    border-color: var(--border);
}

.btn--outline:hover {
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.btn--large {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

/* Hero Section */
.hero {
    padding: 180px 0 100px;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.hero__title {
    font-size: 5rem;
    margin-bottom: 1rem;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.hero__tagline {
    font-size: 1.8rem;
    color: var(--text-strong);
    margin-bottom: 1rem;
    font-weight: 600;
}

.hero__subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    max-width: 700px;
    margin: 0 auto 2.5rem;
}

.hero__actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
}

.hero__gradient {
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 100%;
    height: 100%;
    background: radial-gradient(circle at center, rgba(245, 159, 74, 0.15) 0%, transparent 70%);
    z-index: -1;
    pointer-events: none;
}

/* Sections génériques */
.section {
    padding: 80px 0;
}

.section__title {
    font-size: 3rem;
    text-align: center;
    margin-bottom: 1rem;
}

.section__subtitle {
    font-size: 1.2rem;
    color: var(--text-muted);
    text-align: center;
    max-width: 700px;
    margin: 0 auto 4rem;
}

/* Cartes de features */
.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 2rem;
    transition: all 0.3s ease;
}

.card:hover {
    border-color: var(--accent-primary);
    box-shadow: 0 10px 30px var(--accent-glow);
    transform: translateY(-5px);
}

.card__icon {
    margin-bottom: 1.5rem;
}

.card__icon i {
    width: 48px;
    height: 48px;
    stroke-width: 1.5;
    color: var(--accent-primary);
}

.card__title {
    font-size: 1.5rem;
    margin-bottom: 0.75rem;
}

.card__description {
    color: var(--text-muted);
}

/* Intégrations */
/* Compétences Techniques Réelles */
.real-skills .skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.skill-card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 2rem;
    transition: all 0.3s ease;
}

.skill-card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
}

.skill-icon {
    width: 60px;
    height: 60px;
    background: rgba(245, 159, 74, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.skill-icon i {
    width: 30px;
    height: 30px;
    color: var(--accent-primary);
    stroke-width: 1.5;
}

.skill-title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
    color: var(--text-strong);
}

.skill-list {
    list-style: none;
    padding-left: 0;
}

.skill-list li {
    padding: 0.5rem 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    font-size: 0.95rem;
}

.skill-list li:last-child {
    border-bottom: none;
}

.skill-list code {
    font-family: var(--font-mono);
    background: rgba(245, 159, 74, 0.1);
    color: var(--accent-primary);
    padding: 0.2rem 0.4rem;
    border-radius: 4px;
    font-size: 0.85rem;
}

.skill-list strong {
    color: var(--text-strong);
}

.code-example {
    background: rgba(10, 15, 20, 0.8);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 1.5rem;
    margin: 1rem 0;
    overflow-x: auto;
}

.code-example code {
    font-family: var(--font-mono);
    font-size: 0.9rem;
    line-height: 1.5;
    color: var(--text-primary);
}

.skill-note {
    font-size: 0.9rem;
    color: var(--text-muted);
    font-style: italic;
}

/* Intégrations (version mise à jour) */
.integrations__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 2rem;
}

.integration__item {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 2rem;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 1rem;
    transition: all 0.3s ease;
}

.integration__item:hover {
    border-color: var(--accent-primary);
    transform: translateY(-3px);
}

.integration__icon {
    width: 50px;
    height: 50px;
    background: rgba(245, 159, 74, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.integration__icon i {
    width: 24px;
    height: 24px;
    color: var(--accent-primary);
    stroke-width: 1.5;
}

.integration__title {
    font-size: 1.3rem;
    color: var(--text-strong);
    margin-top: 0.5rem;
}

.integration__description {
    color: var(--text-muted);
    font-size: 0.95rem;
    line-height: 1.5;
}

/* Témoignages */
.testimonials__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.testimonial__card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 2rem;
    transition: all 0.3s ease;
}

.testimonial__card:hover {
    border-color: var(--accent-primary);
}

.testimonial__header {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.testimonial__avatar {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--bg-primary);
}

.testimonial__author h4 {
    font-size: 1.1rem;
    margin-bottom: 0.25rem;
}

.testimonial__author span {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.testimonial__text {
    font-style: italic;
    margin-bottom: 1.5rem;
}

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

.testimonial__date {
    font-size: 0.9rem;
    color: var(--text-muted);
}

.testimonial__like {
    width: 20px;
    height: 20px;
    color: var(--status-green);
}

/* Cas d'usage */
.use-cases__grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.use-case__card {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius-card);
    padding: 2rem;
    transition: all 0.3s ease;
}

.use-case__card:hover {
    border-color: var(--accent-primary);
    transform: translateY(-5px);
}

.use-case__title {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.use-case__description {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.use-case__tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
}

.tag {
    background: rgba(245, 159, 74, 0.1);
    color: var(--accent-primary);
    padding: 0.4rem 0.8rem;
    border-radius: var(--radius-pill);
    font-size: 0.85rem;
    font-weight: 500;
}

/* Footer */
.footer {
    background: var(--bg-card);
    border-top: 1px solid var(--border);
    padding: 4rem 0 2rem;
}

.footer__container {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 4rem;
}

.footer__brand .logo-text {
    font-family: var(--font-mono);
    font-weight: 700;
    font-size: 1.8rem;
    background: linear-gradient(90deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 0.5rem;
    display: block;
}

.footer__tagline {
    color: var(--text-muted);
    margin-bottom: 1.5rem;
}

.footer__social {
    display: flex;
    gap: 1rem;
}

.footer__social a {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.05);
    color: var(--text-primary);
    transition: all 0.3s ease;
}

.footer__social a:hover {
    background: var(--accent-primary);
    color: var(--bg-primary);
}

.footer__links {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
}

.footer__column h4 {
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.footer__column a {
    display: block;
    color: var(--text-muted);
    margin-bottom: 0.75rem;
    font-size: 0.95rem;
}

.footer__column a:hover {
    color: var(--accent-primary);
}

.footer__bottom {
    margin-top: 4rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border);
    text-align: center;
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* Responsive */
@media (max-width: 1024px) {
    .hero__title {
        font-size: 4rem;
    }
    .hero__tagline {
        font-size: 1.6rem;
    }
    .section__title {
        font-size: 2.5rem;
    }
}

@media (max-width: 768px) {
    .hero {
        padding: 150px 0 80px;
    }
    .hero__title {
        font-size: 3rem;
    }
    .hero__tagline {
        font-size: 1.4rem;
    }
    .hero__subtitle {
        font-size: 1.1rem;
    }
    .hero__actions {
        flex-direction: column;
        align-items: center;
        gap: 1rem;
    }
    .btn--large {
        width: 100%;
        max-width: 300px;
    }
    .nav__menu {
        display: none;
    }
    .footer__container {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    .footer__links {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (max-width: 480px) {
    .hero__title {
        font-size: 2.5rem;
    }
    .hero__tagline {
        font-size: 1.2rem;
    }
    .section__title {
        font-size: 2rem;
    }
    .features__grid,
    .testimonials__grid,
    .use-cases__grid {
        grid-template-columns: 1fr;
    }
    .integrations__grid {
        grid-template-columns: repeat(2, 1fr);
    }
    .footer__links {
        grid-template-columns: 1fr;
    }
}

/* Animations */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeInUp 0.6s ease forwards;
}