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

:root {
    --stone: #f0ebe3;
    --cream: #faf7f2;
    --bark: #2c2416;
    --moss: #3d5a3e;
    --sage: #7a9e7e;
    --terracotta: #c96a3a;
    --sand: #d4c5a9;
    --muted: #7a7060;
    --font-display: 'Playfair Display', serif;
    --font-body: 'DM Sans', sans-serif;
    --font-mono: 'DM Mono', monospace;
}

html {
    scroll-behavior: smooth;
}

body {
    background-color: var(--cream);
    color: var(--bark);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.7;
    overflow-x: hidden;
}

/* === HERO === */
.hero {
    position: relative;
    min-height: 100svh;
    background-color: var(--bark);
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 3rem 6vw;
    overflow: hidden;
}

.hero__noise {
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)' opacity='0.04'/%3E%3C/svg%3E");
    opacity: 0.5;
    pointer-events: none;
}

.hero__nav {
    position: absolute;
    top: 2rem;
    left: 6vw;
    display: flex;
    gap: 1rem;
}

.hero__tag {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--sage);
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 0.3rem 0.7rem;
    border: 1px solid rgba(122, 158, 126, 0.35);
    border-radius: 2rem;
}

.hero__content {
    position: relative;
    z-index: 2;
    max-width: 900px;
}

.hero__overline {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--terracotta);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.hero__name {
    font-family: var(--font-display);
    font-size: clamp(3.5rem, 10vw, 9rem);
    line-height: 0.95;
    color: var(--stone);
    font-weight: 900;
}

.hero__first {
    display: block;
}

.hero__last {
    display: block;
    color: var(--terracotta);
    font-style: italic;
    font-weight: 400;
    text-shadow: none;
}

.hero__sub {
    font-family: var(--font-body);
    font-size: 1rem;
    color: var(--sand);
    margin-top: 2rem;
    letter-spacing: 0.05em;
    font-weight: 300;
}

/* Mountain SVG deco */
.hero__deco {
    position: absolute;
    bottom: 0;
    right: 0;
    width: 60%;
    height: 100%;
    pointer-events: none;
    z-index: 1;
}

.hero__circle {
    position: absolute;
    border-radius: 50%;
    border: 1px solid rgba(122, 158, 126, 0.15);
}

.hero__circle--1 {
    width: 500px;
    height: 500px;
    right: -100px;
    bottom: -150px;
}

.hero__circle--2 {
    width: 300px;
    height: 300px;
    right: 100px;
    bottom: -50px;
    border-color: rgba(201, 106, 58, 0.15);
}

.hero__mountain {
    position: absolute;
    bottom: 0;
    right: 5vw;
    width: 50vw;
    max-width: 600px;
    height: 55vh;
    background: linear-gradient(175deg, transparent 30%, rgba(122, 158, 126, 0.07) 60%, rgba(61, 90, 62, 0.15) 100%);
    clip-path: polygon(50% 0%, 100% 100%, 0% 100%);
}

.hero__scroll-hint {
    position: absolute;
    bottom: 2.5rem;
    left: 6vw;
    display: flex;
    align-items: center;
    gap: 1rem;
    color: var(--muted);
    font-family: var(--font-mono);
    font-size: 0.65rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
}

.hero__scroll-line {
    width: 60px;
    height: 1px;
    background: var(--muted);
    transform-origin: left;
    animation: lineGrow 2s ease-in-out infinite;
}

@keyframes lineGrow {
    0%, 100% { transform: scaleX(1); opacity: 0.5; }
    50% { transform: scaleX(0.4); opacity: 1; }
}

/* === SECTIONS === */
.section {
    padding: 6rem 6vw;
    max-width: 1200px;
    margin: 0 auto;
}

.section--about {
    padding-top: 7rem;
}

.section--parcours {
    background: transparent;
}

.section--projets {
    padding-bottom: 8rem;
}

.section__label {
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--terracotta);
    letter-spacing: 0.2em;
    text-transform: uppercase;
    margin-bottom: 1.5rem;
}

.section__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 700;
    color: var(--bark);
    line-height: 1.1;
    margin-bottom: 3rem;
}

.section__title--mt {
    margin-top: 5rem;
}

/* ABOUT */
.about__grid {
    display: grid;
    grid-template-columns: 1fr 280px;
    gap: 4rem;
    align-items: start;
}

.about__text {
    font-size: 1.1rem;
    color: var(--bark);
    margin-bottom: 1.2rem;
    font-weight: 300;
    line-height: 1.8;
}

.about__text strong {
    color: var(--moss);
    font-weight: 500;
}

.about__tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: 0.5rem;
}

.tag {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    padding: 0.45rem 0.9rem;
    background: var(--stone);
    border: 1px solid var(--sand);
    border-radius: 2rem;
    color: var(--bark);
    letter-spacing: 0.05em;
    transition: background 0.2s, border-color 0.2s;
}

.tag:hover {
    background: var(--moss);
    color: var(--cream);
    border-color: var(--moss);
}

/* TIMELINE */
.timeline {
    position: relative;
    padding-left: 0;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 100px;
    top: 0;
    bottom: 0;
    width: 1px;
    background: linear-gradient(to bottom, var(--sand), transparent);
}

.timeline__item {
    display: grid;
    grid-template-columns: 100px 1fr;
    gap: 2rem;
    margin-bottom: 2.8rem;
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.5s ease, transform 0.5s ease;
}

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

.timeline__year {
    font-family: var(--font-mono);
    font-size: 0.68rem;
    color: var(--muted);
    letter-spacing: 0.05em;
    text-align: right;
    padding-top: 0.3rem;
    line-height: 1.4;
}

.timeline__content {
    position: relative;
    padding-left: 2rem;
    padding-bottom: 1rem;
}

.timeline__dot {
    position: absolute;
    left: -4px;
    top: 0.45rem;
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--sand);
    border: 2px solid var(--stone);
}

.timeline__dot--accent {
    background: var(--terracotta);
}

.timeline__title {
    font-family: var(--font-display);
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--bark);
    margin-bottom: 0.2rem;
}

.timeline__place {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--moss);
    margin-bottom: 0.5rem;
    letter-spacing: 0.05em;
}

.timeline__desc {
    font-size: 0.95rem;
    color: var(--muted);
    font-weight: 300;
}

/* PROJECTS */
.projects__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
}

.project-card {
    background: var(--stone);
    border: 1px solid var(--sand);
    border-radius: 12px;
    padding: 2rem;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.5s ease, transform 0.5s ease, box-shadow 0.3s ease;
}

.project-card.visible {
    opacity: 1;
    transform: translateY(0);
}

.project-card:hover {
    box-shadow: 0 12px 40px rgba(44, 36, 22, 0.12);
    transform: translateY(-4px) !important;
}

.project-card--featured {
    background: var(--bark);
    border-color: var(--moss);
    grid-column: span 2;
}

.project-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.2rem;
}

.project-card__num {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--terracotta);
    letter-spacing: 0.15em;
}

.project-card__stack {
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--muted);
    letter-spacing: 0.05em;
}

.project-card--featured .project-card__stack {
    color: var(--sage);
}

.project-card__title {
    font-family: var(--font-display);
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--bark);
    margin-bottom: 0.8rem;
    line-height: 1.1;
}

.project-card--featured .project-card__title {
    color: var(--stone);
}

.project-card__desc {
    font-size: 0.95rem;
    color: var(--muted);
    font-weight: 300;
    line-height: 1.75;
    margin-bottom: 1.5rem;
}

.project-card--featured .project-card__desc {
    color: var(--sand);
}

.project-card--featured em {
    color: var(--terracotta);
    font-style: italic;
}

.project-card__link {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--moss);
    text-decoration: none;
    letter-spacing: 0.08em;
    border-bottom: 1px solid rgba(61, 90, 62, 0.3);
    padding-bottom: 1px;
    transition: color 0.2s, border-color 0.2s;
}

.project-card__link:hover {
    color: var(--terracotta);
    border-color: var(--terracotta);
}

.project-card__wip {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-mono);
    font-size: 0.7rem;
    color: var(--sage);
    letter-spacing: 0.1em;
}

.project-card__wip::before {
    content: '';
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background: var(--terracotta);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.3; }
}

/* DIVIDER */
.section--parcours {
    position: relative;
}

.section--parcours::before {
    content: '';
    display: block;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--sand), transparent);
    margin-bottom: 6rem;
}

/* FOOTER */
.footer {
    background: var(--bark);
    color: var(--stone);
    padding: 5rem 6vw 2.5rem;
    position: relative;
    overflow: hidden;
}

.footer::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(to right, transparent, var(--moss), transparent);
}

.footer__top {
    display: flex;
    align-items: baseline;
    gap: 3rem;
    margin-bottom: 3rem;
    flex-wrap: wrap;
}

.footer__name {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 900;
    line-height: 1;
    color: var(--stone);
}

.footer__name em {
    color: var(--terracotta);
    font-style: italic;
    font-weight: 400;
}

.footer__tagline {
    font-family: var(--font-mono);
    font-size: 0.75rem;
    color: var(--sage);
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.footer__links {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
    margin-bottom: 3rem;
}

.footer__link {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    color: var(--sand);
    text-decoration: none;
    font-size: 0.9rem;
    font-weight: 300;
    transition: color 0.2s;
}

.footer__link:hover {
    color: var(--terracotta);
}

.footer__bottom {
    border-top: 1px solid rgba(212, 197, 169, 0.15);
    padding-top: 1.5rem;
    font-family: var(--font-mono);
    font-size: 0.65rem;
    color: var(--muted);
    letter-spacing: 0.1em;
}

/* === RESPONSIVE === */
@media (max-width: 768px) {
    .about__grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .projects__grid {
        grid-template-columns: 1fr;
    }

    .project-card--featured {
        grid-column: span 1;
    }

    .timeline::before {
        left: 80px;
    }

    .timeline__item {
        grid-template-columns: 80px 1fr;
        gap: 1rem;
    }

    .footer__links {
        flex-direction: column;
        gap: 1.2rem;
    }

    .footer__top {
        flex-direction: column;
        gap: 1rem;
    }
}

/* === FADE IN ANIMATION === */
.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: none;
}