/* =========================================================
   L'OEIL D'HUGO — Minimaliste Noir & Blanc
   ========================================================= */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: "Inter", "Helvetica Neue", Arial, sans-serif;
    background: #ffffff;
    color: #111111;
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    font-feature-settings: "ss01", "cv11";
    font-optical-sizing: auto;
    transition: background 0.4s ease, color 0.4s ease;
}

img {
    max-width: 100%;
    display: block;
}

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

/* ---------- VARIABLES ---------- */
:root {
    --bg: #ffffff;
    --bg-alt: #f4f1ec;
    --bg-card: #ffffff;
    --text: #111111;
    --text-soft: #555555;
    --border: rgba(0, 0, 0, 0.14);
    --border-strong: rgba(0, 0, 0, 0.22);
    --accent: #111111;

    /* Accent vert sapin */
    --accent-green: #2d5f3f;
    --accent-green-deep: #1f4530;
    --accent-green-soft: #4a7c59;
    --accent-green-tint: rgba(45, 95, 63, 0.10);
    --accent-green-line: rgba(45, 95, 63, 0.35);

    --shadow-sm: 0 4px 14px rgba(20, 30, 25, 0.08), 0 1px 3px rgba(0, 0, 0, 0.05);
    --shadow:    0 14px 38px rgba(20, 30, 25, 0.12), 0 3px 8px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 26px 60px rgba(20, 30, 25, 0.18), 0 6px 16px rgba(0, 0, 0, 0.08);
    --radius: 8px;
    --header-bg: rgba(255, 255, 255, 0.92);
}

body {
    background: var(--bg);
    color: var(--text);
}

/* =========================================================
   HEADER
   ========================================================= */
.header-section {
    width: 100%;
    padding: 18px 40px;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    background: var(--header-bg);
    border-bottom: 1px solid var(--border);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    transition: background 0.3s ease, border-color 0.3s ease;
}

header {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
    max-width: 1400px;
    margin: 0 auto;
}

nav {
    width: 100%;
    display: flex;
    justify-content: center;
}

nav ul {
    display: flex;
    align-items: center;
    gap: 50px;
    list-style: none;
}

nav a {
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    position: relative;
    transition: opacity 0.3s ease;
}

nav a::after {
    content: "";
    position: absolute;
    width: 0%;
    height: 2px;
    left: 0;
    bottom: -6px;
    background: var(--accent-green);
    transition: width 0.3s ease;
}

nav a:hover::after,
nav a.active::after {
    width: 100%;
}

nav a.active {
    color: var(--accent-green);
}

.logo {
    font-family: "Fraunces", "Georgia", serif;
    font-size: 1.6rem;
    font-weight: 700;
    letter-spacing: 3px;
    text-transform: uppercase;
    margin: 0 30px;
    white-space: nowrap;
}

/* ---------- BURGER (mobile) ---------- */
.burger {
    display: none;
    position: absolute;
    left: 0;
    background: none;
    border: 0;
    cursor: pointer;
    padding: 8px;
}

.burger span {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--text);
    margin: 5px 0;
    transition: transform 0.3s ease, opacity 0.3s ease;
}

.burger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.burger.open span:nth-child(2) { opacity: 0; }
.burger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =========================================================
   GLOBAL LAYOUT
   ========================================================= */
main {
    width: 100%;
    overflow-x: hidden;
}

section {
    width: 100%;
    padding: 100px 40px;
}

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

.section-title {
    font-family: "Fraunces", "Georgia", serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 600;
    text-align: center;
    margin-bottom: 12px;
    letter-spacing: 0.5px;
    position: relative;
    padding-bottom: 22px;
}

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

.section-subtitle {
    text-align: center;
    color: var(--text-soft);
    margin-bottom: 60px;
    font-size: 1.05rem;
    letter-spacing: 0.5px;
}

.btn {
    display: inline-block;
    padding: 14px 34px;
    background: var(--accent-green);
    color: #ffffff;
    font-size: 0.82rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    border: 1px solid var(--accent-green);
    border-radius: 4px;
    cursor: pointer;
    box-shadow: 0 4px 14px rgba(45, 95, 63, 0.25);
    transition: all 0.3s ease;
}

.btn:hover {
    background: var(--accent-green-deep);
    border-color: var(--accent-green-deep);
    transform: translateY(-2px);
    box-shadow: 0 8px 22px rgba(45, 95, 63, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--accent-green);
    box-shadow: none;
}

.btn-outline:hover {
    background: var(--accent-green);
    color: #ffffff;
    border-color: var(--accent-green);
}

/* =========================================================
   HERO (FIRST SECTION)
   ========================================================= */
.first-section {
    position: relative;
    height: 100vh;
    min-height: 600px;
    width: 100%;
    padding: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 1;
    opacity: 0;                     /* masqué par défaut, JS gère le fade-in */
    transition: opacity 0.8s ease;
}

.first-section::after {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(rgba(0, 0, 0, 0.45), rgba(0, 0, 0, 0.55));
    z-index: 2;
}

.overlay {
    position: relative;
    z-index: 3;
    text-align: center;
    color: #ffffff;
    padding: 0 20px;
    animation: fadeUp 1.2s ease both;
}

.overlay h1 {
    font-family: "Cormorant Garamond", "Georgia", serif;
    font-size: clamp(3rem, 8vw, 6.5rem);
    font-weight: 300;
    font-style: italic;
    letter-spacing: 1px;
    margin-bottom: 24px;
    line-height: 1;
}

.overlay p {
    font-size: clamp(1rem, 1.5vw, 1.2rem);
    max-width: 600px;
    margin: 0 auto 35px;
    line-height: 1.7;
    opacity: 0.95;
}

.overlay .btn {
    background: var(--accent-green);
    color: #ffffff;
    border-color: var(--accent-green);
    box-shadow: 0 6px 22px rgba(0, 0, 0, 0.35);
}

.overlay .btn:hover {
    background: #ffffff;
    color: var(--accent-green);
    border-color: #ffffff;
    transform: translateY(-2px);
}

@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Scroll indicator */
.scroll-indicator {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 3;
    color: #ffffff;
    font-size: 0.7rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    opacity: 0.85;
    animation: bounce 2s infinite;
}

.scroll-indicator::after {
    content: "";
    display: block;
    width: 1px;
    height: 30px;
    background: #ffffff;
    margin: 10px auto 0;
}

@keyframes bounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

/* =========================================================
   PORTFOLIO PREVIEW (home)
   ========================================================= */
.portfolio-preview {
    background: var(--bg);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 20px;
    margin-bottom: 50px;
}

.portfolio-item {
    position: relative;
    overflow: hidden;
    aspect-ratio: 1 / 1;
    cursor: pointer;
    background: var(--bg-alt);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: box-shadow 0.4s ease, transform 0.4s ease;
}

.portfolio-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-4px);
}

.portfolio-item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    transition: opacity 0.5s ease, transform 0.6s ease, filter 0.6s ease;
    filter: grayscale(20%);
}

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

.portfolio-item:hover img {
    transform: scale(1.06);
    filter: grayscale(0%);
}

.portfolio-item::after {
    content: "";
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0);
    transition: background 0.4s ease;
    pointer-events: none;
}

.portfolio-item:hover::after {
    background: rgba(0, 0, 0, 0.15);
}

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

/* =========================================================
   SERVICES
   ========================================================= */
.services-section {
    background: var(--bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 30px;
}

.service-card {
    position: relative;
    background: var(--bg-card);
    padding: 60px 35px 45px;
    text-align: center;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    overflow: hidden;
    transition: transform 0.4s ease, box-shadow 0.4s ease, border-color 0.4s ease;
}

.service-card::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent-green);
    transform: scaleX(0.25);
    transform-origin: left;
    transition: transform 0.45s ease;
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-color: var(--accent-green-line);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 22px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--accent-green-tint);
    color: var(--accent-green);
    font-size: 2rem;
}

.service-card h3 {
    font-family: "Fraunces", "Georgia", serif;
    font-size: 1.4rem;
    margin-bottom: 15px;
    letter-spacing: 1px;
}

.service-card p {
    color: var(--text-soft);
    font-size: 0.95rem;
    line-height: 1.7;
}

/* =========================================================
   ABOUT PREVIEW
   ========================================================= */
.about-preview {
    background: var(--bg);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.about-image {
    overflow: hidden;
    aspect-ratio: 4 / 5;
    background: var(--bg-alt);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.about-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0;
    filter: grayscale(20%);
    transition: opacity 0.5s ease, filter 0.6s ease, transform 0.8s ease;
}

.about-image img.img-loaded {
    opacity: 1;
}

.about-image:hover img {
    filter: grayscale(0%);
    transform: scale(1.03);
}

.about-text h2 {
    font-family: "Fraunces", "Georgia", serif;
    font-size: clamp(2rem, 3.5vw, 2.8rem);
    font-weight: 600;
    margin-bottom: 25px;
    line-height: 1.2;
    position: relative;
    padding-left: 20px;
}

.about-text h2::before {
    content: "";
    position: absolute;
    left: 0;
    top: 8px;
    bottom: 8px;
    width: 4px;
    background: var(--accent-green);
    border-radius: 2px;
}

.about-text p {
    color: var(--text-soft);
    margin-bottom: 20px;
    font-size: 1.05rem;
    line-height: 1.8;
}

.about-text .btn {
    margin-top: 15px;
}

/* =========================================================
   PORTFOLIO PAGE — MASONRY
   ========================================================= */
.page-header {
    padding: 180px 40px 60px;
    text-align: center;
    background: var(--bg);
}

.page-header h1 {
    font-family: "Fraunces", "Georgia", serif;
    font-size: clamp(2.5rem, 5vw, 4rem);
    font-weight: 600;
    letter-spacing: 1px;
    margin-bottom: 22px;
    position: relative;
    padding-bottom: 22px;
}

.page-header h1::after {
    content: "";
    position: absolute;
    left: 50%;
    bottom: 0;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--accent-green);
    border-radius: 2px;
}

.page-header p {
    color: var(--text-soft);
    font-size: 1.1rem;
    max-width: 600px;
    margin: 0 auto;
}

.filters {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    padding: 0 40px 40px;
    background: var(--bg);
}

.filter-btn {
    background: transparent;
    border: 1px solid var(--border);
    border-radius: 50px;
    color: var(--text);
    padding: 10px 22px;
    font-size: 0.8rem;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    cursor: pointer;
    transition: all 0.3s ease;
}

.filter-btn:hover,
.filter-btn.active {
    background: var(--accent-green);
    color: #ffffff;
    border-color: var(--accent-green);
}

.masonry {
    padding: 40px;
    column-count: 3;
    column-gap: 20px;
    max-width: 1400px;
    margin: 0 auto;
}

.masonry-item {
    break-inside: avoid;
    margin-bottom: 20px;
    overflow: hidden;
    cursor: pointer;
    background: var(--bg-alt);
    position: relative;
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    transition: box-shadow 0.35s ease, transform 0.35s ease;
}

.masonry-item:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-3px);
}

.masonry-item img {
    width: 100%;
    height: auto;
    display: block;
    opacity: 0;
    transition: opacity 0.5s ease, transform 0.6s ease, filter 0.6s ease;
    filter: grayscale(15%);
}

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

.masonry-item:hover img {
    transform: scale(1.05);
    filter: grayscale(0%);
}

.masonry-empty {
    grid-column: 1 / -1;
    text-align: center;
    padding: 60px 20px;
    color: var(--text-soft);
    font-style: italic;
}

/* =========================================================
   LIGHTBOX
   ========================================================= */
.lightbox {
    position: fixed;
    inset: 0;
    background: rgba(0, 0, 0, 0.92);
    z-index: 2000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 40px;
}

.lightbox.open {
    display: flex;
    animation: fade 0.3s ease;
}

.lightbox img {
    max-width: 90%;
    max-height: 85vh;
    object-fit: contain;
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.5);
    opacity: 0;
    transition: opacity 0.35s ease;
}

.lightbox img.lb-loaded {
    opacity: 1;
}

.lightbox-close,
.lightbox-prev,
.lightbox-next {
    position: absolute;
    background: rgba(255, 255, 255, 0.1);
    border: 1px solid rgba(255, 255, 255, 0.3);
    color: #ffffff;
    width: 48px;
    height: 48px;
    font-size: 1.4rem;
    cursor: pointer;
    transition: background 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

.lightbox-close:hover,
.lightbox-prev:hover,
.lightbox-next:hover {
    background: rgba(255, 255, 255, 0.25);
}

.lightbox-close { top: 25px; right: 25px; border-radius: 50%; }
.lightbox-prev  { left: 25px;  top: 50%; transform: translateY(-50%); }
.lightbox-next  { right: 25px; top: 50%; transform: translateY(-50%); }

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

/* =========================================================
   ABOUT PAGE
   ========================================================= */
.about-full {
    padding: 60px 40px 100px;
    background: var(--bg);
}

.about-full .about-grid {
    max-width: 1100px;
    margin: 0 auto 80px;
}

.about-stats {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    max-width: 1000px;
    margin: 0 auto 80px;
    padding: 55px 30px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    text-align: center;
    position: relative;
    overflow: hidden;
}

.about-stats::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent-green);
}

.about-stats > div {
    padding: 10px 18px;
    border-right: 1px solid var(--border);
}

.about-stats > div:last-child {
    border-right: 0;
}

.about-stats .stat-num {
    font-family: "Fraunces", "Georgia", serif;
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 700;
    display: block;
    margin-bottom: 8px;
    color: var(--accent-green);
}

.about-stats .stat-label {
    color: var(--text-soft);
    font-size: 0.8rem;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.equipment {
    max-width: 1000px;
    margin: 0 auto;
}

.equipment h2 {
    font-family: "Fraunces", "Georgia", serif;
    font-size: clamp(1.8rem, 3vw, 2.5rem);
    text-align: center;
    margin-bottom: 50px;
}

.equipment-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 22px;
}

.equipment-item {
    position: relative;
    padding: 26px 30px 26px 34px;
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    gap: 6px;
    transition: transform 0.35s ease, box-shadow 0.35s ease, border-color 0.35s ease;
}

.equipment-item::before {
    content: "";
    position: absolute;
    left: 0;
    top: 12px;
    bottom: 12px;
    width: 4px;
    background: var(--accent-green);
    border-radius: 0 2px 2px 0;
}

.equipment-item:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow);
    border-color: var(--accent-green-line);
}

.equipment-item strong {
    font-size: 0.72rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--accent-green);
    font-weight: 600;
}

.equipment-item span {
    font-size: 1.05rem;
    font-weight: 500;
}

/* =========================================================
   CONTACT PAGE
   ========================================================= */
.contact-section {
    padding: 60px 40px 100px;
    background: var(--bg-alt);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    max-width: 1100px;
    margin: 0 auto;
}

/* ---------- Carte commune (info + form) ---------- */
.contact-info,
.contact-form {
    background: var(--bg-card);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
    padding: 50px 42px;
    transition: box-shadow 0.4s ease, transform 0.4s ease;
}

.contact-info:hover,
.contact-form:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.contact-info {
    position: relative;
    overflow: hidden;
}

.contact-info::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 5px;
    height: 100%;
    background: var(--accent-green);
}

.contact-form {
    position: relative;
    overflow: hidden;
}

.contact-form::before {
    content: "";
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--accent-green);
}

.contact-info h2 {
    font-family: "Fraunces", "Georgia", serif;
    font-size: clamp(1.6rem, 2.6vw, 2.1rem);
    margin-bottom: 18px;
}

.contact-info p {
    color: var(--text-soft);
    margin-bottom: 25px;
    line-height: 1.8;
}

.contact-list {
    list-style: none;
}

.contact-list li {
    padding: 16px 0;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 15px;
    font-size: 0.95rem;
}

.contact-list li:last-child {
    border-bottom: 0;
}

.contact-list .icon {
    font-size: 1.05rem;
    width: 36px;
    height: 36px;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--accent-green-tint);
    color: var(--accent-green);
    flex-shrink: 0;
}

.contact-list a {
    transition: color 0.3s ease;
}

.contact-list a:hover {
    color: var(--accent-green);
}

.socials {
    display: flex;
    gap: 12px;
    margin-top: 25px;
}

.socials a {
    width: 42px;
    height: 42px;
    display: flex;
    align-items: center;
    justify-content: center;
    border: 1px solid var(--border);
    border-radius: 50%;
    font-size: 0.78rem;
    letter-spacing: 1px;
    transition: all 0.3s ease;
}

.socials a:hover {
    background: var(--accent-green);
    color: #ffffff;
    border-color: var(--accent-green);
}

/* ---------- Form ---------- */
.contact-form {
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 22px;
}

.form-group {
    display: flex;
    flex-direction: column;
    min-width: 0;
}

.form-group label {
    font-size: 0.72rem;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--text-soft);
    margin-bottom: 8px;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    max-width: 100%;
    min-width: 0;
    background: #fafaf8;
    border: 1px solid var(--border);
    border-radius: 4px;
    padding: 12px 14px;
    color: var(--text);
    font-family: inherit;
    font-size: 0.95rem;
    outline: none;
    transition: border-color 0.25s ease, box-shadow 0.25s ease, background 0.25s ease;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    background: #ffffff;
    border-color: var(--accent-green);
    box-shadow: 0 0 0 3px var(--accent-green-tint);
}

.form-group textarea {
    min-height: 140px;
    resize: vertical;
}

.form-feedback {
    font-size: 0.9rem;
    color: var(--text-soft);
    min-height: 1.2em;
}

.form-feedback.success { color: var(--accent-green); }
.form-feedback.error   { color: #c0392b; }

.contact-form .btn {
    align-self: flex-start;
    margin-top: 6px;
}

/* Honeypot anti-spam : champ invisible pour les humains, visible pour les bots */
.hp-field {
    position: absolute;
    left: -9999px;
    top: -9999px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

/* =========================================================
   FOOTER
   ========================================================= */
.footer-section {
    background: #0a0a0a;
    color: #cccccc;
    padding: 70px 40px 25px;
    width: 100%;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 50px;
}

.footer-column h3 {
    font-family: "Fraunces", "Georgia", serif;
    font-size: 1.05rem;
    margin-bottom: 18px;
    color: #ffffff;
    letter-spacing: 1px;
    position: relative;
    padding-bottom: 10px;
}

.footer-column h3::after {
    content: "";
    position: absolute;
    left: 0;
    bottom: 0;
    width: 28px;
    height: 2px;
    background: var(--accent-green);
}

.footer-brand h3::after {
    width: 40px;
}

.footer-column p,
.footer-column a {
    color: #999999;
    line-height: 1.8;
    font-size: 0.9rem;
    transition: color 0.3s ease;
}

.footer-column a:hover {
    color: var(--accent-green-soft);
}

.footer-column ul {
    list-style: none;
}

.footer-column ul li {
    margin-bottom: 10px;
}

.footer-brand h3 {
    font-size: 1.4rem;
    letter-spacing: 3px;
    margin-bottom: 15px;
}

.footer-socials {
    display: flex;
    gap: 12px;
    margin-top: 18px;
}

.footer-socials a {
    width: 36px;
    height: 36px;
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #cccccc;
}

.footer-socials a:hover {
    background: var(--accent-green);
    color: #ffffff;
    border-color: var(--accent-green);
}

.footer-bottom {
    max-width: 1200px;
    margin: 50px auto 0;
    padding-top: 25px;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    text-align: center;
    font-size: 0.8rem;
    color: #666666;
    letter-spacing: 1px;
}

/* =========================================================
   PAGE LOADER
   ========================================================= */
#page-loader {
    position: fixed;
    inset: 0;
    z-index: 9999;
    background: #ffffff;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    transition: opacity 0.7s ease;
}

#page-loader.loader-hidden {
    opacity: 0;
    pointer-events: none;
}

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

.loader-logo {
    font-family: "Fraunces", "Georgia", serif;
    font-size: clamp(1.3rem, 3vw, 1.8rem);
    font-weight: 700;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: #111111;
    margin-bottom: 30px;
    animation: loader-pulse 2s ease infinite;
}

.loader-logo span {
    color: var(--accent-green);
}

@keyframes loader-pulse {
    0%, 100% { opacity: 1; }
    50%       { opacity: 0.45; }
}

.loader-bar-track {
    width: 90px;
    height: 2px;
    background: #e5e0d8;
    border-radius: 2px;
    overflow: hidden;
    margin: 0 auto;
}

.loader-bar-fill {
    height: 100%;
    width: 45%;
    background: var(--accent-green);
    border-radius: 2px;
    animation: loader-slide 1.2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

@keyframes loader-slide {
    0%   { transform: translateX(-200%); }
    100% { transform: translateX(420%); }
}

/* =========================================================
   REVEAL ON SCROLL
   ========================================================= */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity 0.8s ease, transform 0.8s ease;
}

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

/* =========================================================
   RESPONSIVE
   ========================================================= */

/* Tablette landscape */
@media (max-width: 1024px) {
    .header-section { padding: 16px 30px; }
    nav ul { gap: 30px; }
    .logo { font-size: 1.4rem; margin: 0 20px; }
    nav a { font-size: 0.8rem; letter-spacing: 1px; }

    section { padding: 80px 30px; }

    .portfolio-grid { grid-template-columns: repeat(3, 1fr); gap: 15px; }
    .services-grid  { grid-template-columns: repeat(3, 1fr); gap: 20px; }

    .about-grid { gap: 50px; }
    .masonry { column-count: 3; padding: 30px; }
    .about-stats { grid-template-columns: repeat(4, 1fr); padding: 50px 30px; }
}

/* Tablette portrait */
@media (max-width: 900px) {
    .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
    .services-grid  { grid-template-columns: repeat(2, 1fr); }
    .about-grid     { grid-template-columns: 1fr; gap: 40px; }
    .about-image    { max-width: 500px; margin: 0 auto; }
    .masonry        { column-count: 2; }
    .footer-container { grid-template-columns: 1fr 1fr; gap: 35px; }
    .about-stats    { grid-template-columns: repeat(2, 1fr); gap: 20px 0; }
    .about-stats > div { border-right: 0; padding: 12px 18px; }
    .about-stats > div:nth-child(odd)  { border-right: 1px solid var(--border); }
    .contact-grid   { grid-template-columns: 1fr; gap: 30px; }
    .contact-info, .contact-form { padding: 35px 30px; }
    .equipment-grid { grid-template-columns: 1fr; }
}

/* Mobile */
@media (max-width: 768px) {
    .header-section { padding: 14px 20px; }

    .burger { display: block; }

    nav {
        position: fixed;
        top: 64px;
        right: 0;
        height: calc(100vh - 64px);
        width: 100%;
        background: var(--bg);
        flex-direction: column;
        justify-content: flex-start;
        align-items: center;
        padding-top: 60px;
        transform: translateX(100%);
        transition: transform 0.4s ease;
        border-top: 1px solid var(--border);
    }

    nav.open { transform: translateX(0); }

    nav ul {
        flex-direction: column;
        gap: 35px;
    }

    nav a { font-size: 1rem; letter-spacing: 2px; }

    .logo { font-size: 1.2rem; margin: 0 auto; letter-spacing: 2px; }

    section { padding: 70px 20px; }

    .first-section { min-height: 500px; }
    .overlay h1 { font-size: clamp(2rem, 8vw, 3rem); letter-spacing: 1px; }
    .overlay p  { font-size: 0.95rem; }

    .page-header { padding: 130px 20px 40px; }
    .filters { padding: 0 20px 30px; }
    .filter-btn { padding: 8px 16px; font-size: 0.7rem; }

    .masonry { padding: 20px; column-gap: 10px; }
    .masonry-item { margin-bottom: 10px; }

    .footer-section { padding: 50px 20px 20px; }
    .footer-container { grid-template-columns: 1fr; gap: 30px; text-align: center; }
    .footer-socials { justify-content: center; }

    .form-row { grid-template-columns: 1fr; gap: 20px; }
    .about-stats { padding: 40px 20px; }

    .scroll-indicator { display: none; }
}

/* Small phone */
@media (max-width: 480px) {
    .portfolio-grid { grid-template-columns: 1fr; }
    .services-grid  { grid-template-columns: 1fr; }
    .masonry { column-count: 1; }
    .about-stats { grid-template-columns: 1fr; }
    .about-stats > div { border-right: 0 !important; border-bottom: 1px solid var(--border); padding: 18px 0; }
    .about-stats > div:last-child { border-bottom: 0; }
    .contact-info, .contact-form { padding: 28px 22px; }
    .overlay h1 { font-size: 2rem; }
    .logo { font-size: 1rem; letter-spacing: 1.5px; }
    .lightbox-prev, .lightbox-next { width: 40px; height: 40px; }
}