/* ============================================
   Marie Hercberg — Peintre
   ============================================ */

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

:root {
    --wall: #f5f1eb;
    --wall-warm: #ece6dc;
    --text: #2c2c2c;
    --text-soft: #6b6560;
    --accent: #8b7d6b;
    --accent-light: #a89a88;
    --border: #ddd5ca;
    --white: #ffffff;
    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Lato', Helvetica, Arial, sans-serif;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-sans);
    color: var(--text);
    background: var(--wall);
    line-height: 1.7;
    font-weight: 300;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

/* ---- Navigation ---- */

nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.5rem 3rem;
    transition: all 0.5s ease;
}

nav.scrolled {
    padding: 1rem 3rem;
    background: rgba(245, 241, 235, 0.95);
    backdrop-filter: blur(10px);
    box-shadow: 0 1px 0 var(--border);
}

.nav-name {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.85);
    text-decoration: none;
    transition: color 0.4s ease;
}

nav.scrolled .nav-name {
    color: var(--text);
}

.nav-links {
    display: flex;
    gap: 2.5rem;
}

.nav-links a {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 300;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.55);
    text-decoration: none;
    transition: color 0.3s ease;
}

.nav-links a:hover {
    color: rgba(255, 255, 255, 0.9);
}

nav.scrolled .nav-links a {
    color: var(--text-soft);
}

nav.scrolled .nav-links a:hover {
    color: var(--text);
}

.menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    width: 30px;
    height: 20px;
    position: relative;
}

.menu-toggle span {
    display: block;
    width: 100%;
    height: 1px;
    background: rgba(255, 255, 255, 0.8);
    position: absolute;
    left: 0;
    transition: all 0.3s ease;
}

.menu-toggle span:first-child { top: 4px; }
.menu-toggle span:last-child { bottom: 4px; }

.menu-toggle.active span:first-child {
    top: 50%;
    transform: rotate(45deg);
}

.menu-toggle.active span:last-child {
    bottom: 50%;
    transform: rotate(-45deg);
}


/* ---- Accueil ---- */

.accueil {
    position: relative;
    height: 100vh;
    overflow: hidden;
    background: #000;
}

.accueil-cover {
    position: absolute;
    inset: 0;
    opacity: 0;
    animation: heroReveal 2s ease 0.3s forwards;
}

.accueil-img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
}

.accueil-gradient {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to bottom,
        rgba(0, 0, 0, 0.1) 0%,
        transparent 30%,
        transparent 55%,
        rgba(0, 0, 0, 0.55) 100%
    );
    pointer-events: none;
}

.accueil-caption {
    position: absolute;
    bottom: 3rem;
    left: 3rem;
    right: 3rem;
    display: flex;
    justify-content: space-between;
    align-items: flex-end;
    z-index: 2;
    opacity: 0;
    animation: fadeIn 1s ease 1.5s forwards;
}

.accueil-caption h1 {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3.2rem);
    font-weight: 300;
    line-height: 1.1;
    letter-spacing: 0.04em;
    color: #fff;
    text-shadow: 0 2px 20px rgba(0, 0, 0, 0.4);
}

.accueil-medium {
    font-family: var(--font-sans);
    font-size: 0.65rem;
    font-weight: 300;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.55);
}

/* ---- Galerie ---- */

.galerie {
    padding: 7rem 3rem;
    max-width: 1300px;
    margin: 0 auto;
}

.section-title {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--text-soft);
    text-align: center;
    margin-bottom: 4rem;
}

.gallery-masonry {
    columns: 3;
    column-gap: 1.5rem;
}

.gallery-item {
    break-inside: avoid;
    margin-bottom: 1.5rem;
    cursor: pointer;
    position: relative;
    overflow: hidden;
}

.gallery-item img {
    width: 100%;
    display: block;
    transition: transform 0.8s cubic-bezier(0.25, 0, 0.15, 1), filter 0.5s ease;
    opacity: 0;
}

.gallery-item img.loaded {
    opacity: 1;
}

.gallery-item:hover img {
    transform: scale(1.03);
    filter: brightness(1.03);
}

.gallery-item::after {
    content: '';
    position: absolute;
    inset: 0;
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.04);
    pointer-events: none;
}

.gallery-caption {
    position: absolute;
    left: 0;
    right: 0;
    bottom: 0;
    padding: 2.5rem 1.2rem 1.1rem;
    display: flex;
    flex-direction: column;
    gap: 0.15rem;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.6), transparent);
    opacity: 0;
    transform: translateY(8px);
    transition: opacity 0.4s ease, transform 0.4s ease;
    pointer-events: none;
}

.gallery-item:hover .gallery-caption {
    opacity: 1;
    transform: translateY(0);
}

.gallery-caption-title {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-style: italic;
    font-weight: 400;
    color: #fff;
    line-height: 1.2;
}

.gallery-caption-technique {
    font-family: var(--font-sans);
    font-size: 0.6rem;
    font-weight: 300;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.75);
}

.gallery-empty {
    text-align: center;
    color: var(--text-soft);
    font-size: 0.9rem;
    padding: 4rem 0;
}

/* ---- Biographie ---- */

.biographie {
    padding: 7rem 3rem;
    background: var(--wall-warm);
}

.bio-inner {
    max-width: 1000px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 5rem;
    align-items: start;
}

.bio-portrait img {
    width: 100%;
    display: block;
    filter: grayscale(15%);
}

.bio-portrait-placeholder {
    width: 100%;
    aspect-ratio: 3 / 4;
    background: var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--font-serif);
    font-style: italic;
    color: var(--text-soft);
    font-size: 0.9rem;
}

.bio-text h2 {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--text-soft);
    margin-bottom: 2rem;
}

.bio-text p {
    font-size: 0.92rem;
    line-height: 1.9;
    color: var(--text);
    margin-bottom: 1.3rem;
}

/* ---- Témoignages ---- */

.testimonials {
    max-width: 1000px;
    margin: 0 auto;
    padding-top: 5rem;
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem 4rem;
}

.testimonials blockquote {
    border-left: 1px solid var(--border);
    padding-left: 1.5rem;
}

.testimonials blockquote p {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-style: italic;
    line-height: 1.8;
    color: var(--text);
    margin-bottom: 0.8rem;
}

.testimonials cite {
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-style: normal;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--text-soft);
}

/* ---- Contact ---- */

.contact {
    padding: 7rem 3rem;
}

.contact-inner {
    max-width: 600px;
    margin: 0 auto;
    text-align: center;
}

.contact-inner h2 {
    font-family: var(--font-serif);
    font-size: 1rem;
    font-weight: 400;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--text-soft);
    margin-bottom: 1.5rem;
}

.contact-text {
    font-size: 0.9rem;
    color: var(--text-soft);
    margin-bottom: 1rem;
}

.contact-email {
    display: inline-block;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--text);
    text-decoration: none;
    border-bottom: 1px solid var(--border);
    padding-bottom: 0.3rem;
    margin-bottom: 3rem;
    transition: border-color 0.3s ease;
}

.contact-email:hover {
    border-color: var(--text);
}

.contact-social {
    display: flex;
    gap: 2rem;
    justify-content: center;
    margin-top: 2rem;
}

.social-link {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: var(--font-sans);
    font-size: 0.7rem;
    font-weight: 300;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--text-soft);
    text-decoration: none;
    transition: color 0.3s ease;
}

.social-link:hover {
    color: var(--text);
}

.contact-form {
    text-align: left;
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 0.8rem;
}

.contact-form input,
.contact-form textarea {
    font-family: var(--font-sans);
    font-size: 0.85rem;
    font-weight: 300;
    padding: 0.9rem 1rem;
    border: 1px solid var(--border);
    background: var(--white);
    color: var(--text);
    outline: none;
    transition: border-color 0.3s ease;
}

.contact-form input:focus,
.contact-form textarea:focus {
    border-color: var(--accent);
}

.contact-form button {
    font-family: var(--font-sans);
    font-size: 0.65rem;
    font-weight: 300;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--text-soft);
    background: transparent;
    border: 1px solid var(--border);
    padding: 1rem 2.5rem;
    cursor: pointer;
    align-self: flex-start;
    transition: all 0.3s ease;
}

.contact-form button:hover {
    color: var(--text);
    border-color: var(--text);
}

/* ---- Merci ---- */

.merci {
    min-height: 70vh;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 6rem 2rem;
}

.merci h1 {
    font-family: var(--font-serif);
    font-size: 3rem;
    font-weight: 300;
    color: var(--text);
    margin-bottom: 1.5rem;
}

.merci p {
    font-size: 0.95rem;
    color: var(--text-soft);
    line-height: 1.9;
    margin-bottom: 2.5rem;
}

.merci-link {
    font-family: var(--font-sans);
    font-size: 0.65rem;
    font-weight: 300;
    letter-spacing: 0.25em;
    text-transform: uppercase;
    color: var(--accent);
    text-decoration: none;
    border-bottom: 1px solid var(--accent-light);
    padding-bottom: 0.4rem;
    transition: all 0.3s ease;
}

.merci-link:hover {
    color: var(--text);
    border-bottom-color: var(--text);
}

/* ---- Footer ---- */

footer {
    padding: 2.5rem 3rem;
    text-align: center;
    border-top: 1px solid var(--border);
}

footer p {
    font-size: 0.7rem;
    letter-spacing: 0.15em;
    color: var(--text-soft);
}

/* ---- Lightbox ---- */

.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(245, 241, 235, 0.97);
    z-index: 200;
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s ease;
}

.lightbox.active {
    opacity: 1;
    pointer-events: all;
}

.lightbox-figure {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
    max-width: 80vw;
}

.lightbox img {
    max-width: 80vw;
    max-height: 78vh;
    object-fit: contain;
    box-shadow: 0 10px 80px rgba(0, 0, 0, 0.15);
}

.lightbox-caption {
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.lightbox-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-style: italic;
    font-weight: 400;
    color: var(--text);
    line-height: 1.2;
}

.lightbox-technique {
    font-family: var(--font-sans);
    font-size: 0.65rem;
    font-weight: 300;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-soft);
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: none;
    border: none;
    color: var(--text-soft);
    cursor: pointer;
    transition: color 0.3s ease;
    z-index: 201;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    color: var(--text);
}

.lightbox-close {
    top: 2rem;
    right: 2.5rem;
    font-size: 1.8rem;
    font-weight: 100;
}

.lightbox-prev,
.lightbox-next {
    top: 50%;
    transform: translateY(-50%);
    font-size: 2.5rem;
    font-weight: 100;
    padding: 1rem;
}

.lightbox-prev { left: 2rem; }
.lightbox-next { right: 2rem; }

/* ---- Animations ---- */

@keyframes revealArt {
    from {
        opacity: 0;
        transform: translateY(15px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes heroReveal {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; }
    50% { opacity: 0.8; }
}

.fade-in {
    opacity: 0;
    transform: translateY(20px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ---- Responsive ---- */

@media (max-width: 900px) {
    nav {
        padding: 1.2rem 1.5rem;
    }

    .nav-links {
        position: fixed;
        top: 0;
        right: -100%;
        width: 60vw;
        height: 100vh;
        background: var(--wall);
        flex-direction: column;
        justify-content: center;
        align-items: center;
        gap: 2rem;
        transition: right 0.4s ease;
    }

    .nav-links.open {
        right: 0;
    }

    .nav-links a {
        font-size: 0.8rem;
    }

    .menu-toggle {
        display: block;
    }

    .accueil-caption {
        left: 1.5rem;
        right: 1.5rem;
        bottom: 2rem;
    }

    .accueil-caption h1 {
        font-size: 1.8rem;
    }

    .accueil-medium {
        display: none;
    }

    nav.scrolled .menu-toggle span {
        background: var(--text);
    }

    .galerie {
        padding: 4rem 1.2rem;
    }

    .gallery-masonry {
        columns: 2;
        column-gap: 0.8rem;
    }

    .gallery-item {
        margin-bottom: 0.8rem;
    }

    .bio-inner {
        grid-template-columns: 1fr;
        gap: 2.5rem;
    }

    .biographie,
    .contact {
        padding: 4rem 1.5rem;
    }

    .testimonials-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }

    .testimonials {
        padding-top: 3rem;
    }

    .form-row {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 480px) {
    .gallery-masonry {
        columns: 1;
    }

    .accueil-text h1 {
        font-size: 2.4rem;
    }
}