/* ============================================
   NOVA HOME — Villa certifiée Noiraigue
   Design: Luxe architectural, tons terreux & cuivrés
   ============================================ */

:root {
    --color-bg: #0e0c0b;
    --color-bg-warm: #1a1614;
    --color-bg-card: #211d1a;
    --color-text: #e8e0d8;
    --color-text-muted: #9a8e82;
    --color-accent: #c8956c;
    --color-accent-light: #dbb08a;
    --color-accent-dark: #8b6142;
    --color-white: #faf6f1;
    --color-border: rgba(200, 149, 108, 0.15);

    --font-display: 'Cormorant Garamond', Georgia, serif;
    --font-body: 'Montserrat', system-ui, sans-serif;

    --container: min(1200px, 90vw);
    --gap: clamp(1.5rem, 4vw, 3rem);
}

/* ---- RESET ---- */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; scroll-padding-top: 80px; }
body {
    font-family: var(--font-body);
    font-weight: 300;
    background: var(--color-bg);
    color: var(--color-text);
    line-height: 1.7;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: var(--color-accent); text-decoration: none; transition: color .3s; }
a:hover { color: var(--color-accent-light); }
ul { list-style: none; }

.container { width: var(--container); margin: 0 auto; }

/* ---- SECTION TITLES ---- */
.section__tag {
    font-family: var(--font-body);
    font-size: .75rem;
    font-weight: 600;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: .75rem;
}
.section__title {
    font-family: var(--font-display);
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 300;
    line-height: 1.15;
    margin-bottom: 2rem;
    color: var(--color-white);
}
.accent { color: var(--color-accent); }
.accent--light { color: var(--color-accent-light); }
.section__title--light { color: var(--color-white); }

/* ---- BUTTONS ---- */
.btn {
    display: inline-block;
    font-family: var(--font-body);
    font-size: .8rem;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    padding: 1rem 2.5rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all .4s cubic-bezier(.25,.46,.45,.94);
}
.btn--primary {
    background: var(--color-accent);
    color: var(--color-bg);
    border-color: var(--color-accent);
}
.btn--primary:hover {
    background: var(--color-accent-light);
    border-color: var(--color-accent-light);
    color: var(--color-bg);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(200, 149, 108, .25);
}
.btn--outline {
    background: transparent;
    color: var(--color-white);
    border-color: rgba(255,255,255,.3);
}
.btn--outline:hover {
    border-color: var(--color-accent);
    color: var(--color-accent);
    transform: translateY(-2px);
}
.btn--full { width: 100%; text-align: center; }

/* ============ NAVIGATION ============ */
.nav {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 1.25rem 5vw;
    background: rgba(14, 12, 11, .5);
    backdrop-filter: blur(8px);
    transition: all .4s;
}
.nav--scrolled {
    background: rgba(14, 12, 11, .92);
    backdrop-filter: blur(20px);
    padding: .85rem 5vw;
    box-shadow: 0 1px 0 var(--color-border);
}
.nav__logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}
.nav__logo-img {
    height: 45px !important;
    width: auto !important;
    max-width: 220px !important;
    max-height: 45px !important;
    object-fit: contain;
    display: block;
}
.footer__logo-img {
    height: 40px !important;
    width: auto !important;
    max-width: 200px !important;
    max-height: 40px !important;
    object-fit: contain;
    display: block;
    margin-bottom: .5rem;
}
.nav__links {
    display: flex;
    align-items: center;
    gap: 2rem;
}
.nav__links a {
    font-size: .75rem;
    font-weight: 400;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    color: var(--color-text-muted);
    transition: color .3s;
}
.nav__links a:hover { color: var(--color-white); }
.nav__cta {
    padding: .6rem 1.5rem;
    border: 1px solid var(--color-accent) !important;
    color: var(--color-accent) !important;
}
.nav__cta:hover {
    background: var(--color-accent) !important;
    color: var(--color-bg) !important;
}
.nav__burger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 5px;
}
.nav__burger span {
    width: 24px;
    height: 1.5px;
    background: var(--color-white);
    transition: all .3s;
}

/* ============ HERO ============ */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: url('images/villa-hero.jpg') center/cover no-repeat;
}
.hero__overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        180deg,
        rgba(14,12,11,.3) 0%,
        rgba(14,12,11,.1) 40%,
        rgba(14,12,11,.5) 100%
    );
}
.hero__content {
    position: relative;
    text-align: center;
    padding: 2.5rem 3rem;
    background: rgba(14, 12, 11, .55);
    backdrop-filter: blur(6px);
    border: 1px solid rgba(200, 149, 108, .15);
}
.hero__badge {
    display: inline-block;
    font-size: .7rem;
    font-weight: 600;
    letter-spacing: 4px;
    text-transform: uppercase;
    color: var(--color-accent);
    border: 1px solid var(--color-accent);
    padding: .5rem 1.5rem;
    margin-bottom: 2rem;
    animation: fadeInDown .8s ease-out;
}
.hero__title {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 7vw, 5.5rem);
    font-weight: 300;
    line-height: 1.1;
    color: var(--color-white);
    margin-bottom: 1rem;
    animation: fadeInUp .8s ease-out .2s both;
}
.hero__accent {
    color: var(--color-accent);
    font-style: italic;
}
.hero__subtitle {
    font-size: clamp(.85rem, 1.5vw, 1.1rem);
    font-weight: 300;
    color: var(--color-text-muted);
    letter-spacing: 1px;
    margin-bottom: 2.5rem;
    animation: fadeInUp .8s ease-out .4s both;
}
.hero__actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp .8s ease-out .6s both;
}
.hero__scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .75rem;
    animation: fadeInUp .8s ease-out 1s both;
}
.hero__scroll span {
    font-size: .65rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}
.hero__scroll-line {
    width: 1px;
    height: 40px;
    background: linear-gradient(to bottom, var(--color-accent), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

/* ============ FEATURES ============ */
.features {
    padding: clamp(4rem, 10vw, 8rem) 0;
    text-align: center;
}
.features__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(160px, 1fr));
    gap: 1.5rem;
    margin-bottom: 3rem;
}
.feature-card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .75rem;
    transition: all .4s;
}
.feature-card:hover {
    border-color: var(--color-accent);
    transform: translateY(-4px);
    box-shadow: 0 12px 40px rgba(200, 149, 108, .08);
}
.feature-card__icon {
    width: 40px;
    height: 40px;
    color: var(--color-accent);
}
.feature-card__icon svg { width: 100%; height: 100%; }
.feature-card__value {
    font-family: var(--font-display);
    font-size: 2.2rem;
    font-weight: 600;
    color: var(--color-white);
    line-height: 1;
}
.feature-card__label {
    font-size: .75rem;
    font-weight: 400;
    letter-spacing: 1px;
    color: var(--color-text-muted);
    text-transform: uppercase;
}
.features__price {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: .5rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}
.features__price-label {
    font-size: .75rem;
    font-weight: 500;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}
.features__price-value {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 600;
    color: var(--color-accent);
}

/* ============ GALLERY ============ */
.gallery {
    padding: clamp(4rem, 10vw, 8rem) 0;
    background: var(--color-bg-warm);
}
.gallery .section__tag,
.gallery .section__title { text-align: center; }
.gallery .section__title { margin-bottom: 3rem; }
.gallery__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: auto auto;
    gap: .5rem;
}
.gallery__item {
    overflow: hidden;
    cursor: pointer;
    position: relative;
}
.gallery__item--hero {
    grid-column: 1 / 3;
    grid-row: 1 / 3;
}
.gallery__item img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: transform .6s cubic-bezier(.25,.46,.45,.94), filter .4s;
    filter: brightness(.85);
}
.gallery__item:hover img {
    transform: scale(1.05);
    filter: brightness(1);
}
.gallery__item::after {
    content: '';
    position: absolute;
    inset: 0;
    border: 1px solid transparent;
    transition: border-color .4s;
    pointer-events: none;
}
.gallery__item:hover::after {
    border-color: var(--color-accent);
}

/* ---- LIGHTBOX ---- */
.lightbox {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 2000;
    background: rgba(10, 8, 7, .95);
    align-items: center;
    justify-content: center;
    backdrop-filter: blur(10px);
}
.lightbox--active { display: flex; }
.lightbox__img {
    max-width: 90vw;
    max-height: 85vh;
    object-fit: contain;
    animation: fadeInUp .4s ease-out;
}
.lightbox__close,
.lightbox__prev,
.lightbox__next {
    position: absolute;
    background: none;
    border: none;
    color: var(--color-white);
    cursor: pointer;
    font-size: 2rem;
    padding: 1rem;
    transition: color .3s;
    z-index: 10;
}
.lightbox__close:hover,
.lightbox__prev:hover,
.lightbox__next:hover { color: var(--color-accent); }
.lightbox__close { top: 1rem; right: 1.5rem; font-size: 2.5rem; }
.lightbox__prev { left: 1.5rem; top: 50%; transform: translateY(-50%); }
.lightbox__next { right: 1.5rem; top: 50%; transform: translateY(-50%); }

/* ============ DESCRIPTION ============ */
.description {
    padding: clamp(4rem, 10vw, 8rem) 0;
}
.description__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap);
    align-items: stretch;
}
.description__text p {
    margin-bottom: 1.25rem;
    color: var(--color-text);
    font-size: .95rem;
}
.description__text strong { color: var(--color-white); font-weight: 500; }
.description__highlights {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: .75rem;
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--color-border);
}
.description__highlights li {
    font-size: .85rem;
    font-weight: 400;
    color: var(--color-text-muted);
    padding-left: 1.5rem;
    position: relative;
}
.description__highlights li::before {
    content: '';
    position: absolute;
    left: 0;
    top: .5em;
    width: 8px;
    height: 8px;
    border: 1px solid var(--color-accent);
    transform: rotate(45deg);
}
.description__images {
    display: grid;
    grid-template-rows: 1fr 1fr;
    gap: .75rem;
    position: relative;
    min-height: 100%;
}
.description__images img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    filter: brightness(.9);
    transition: filter .4s;
}
.description__images:hover img { filter: brightness(1); }
.description__images::before {
    content: '';
    position: absolute;
    top: -1rem;
    right: -1rem;
    width: 100%;
    height: 100%;
    border: 1px solid var(--color-accent);
    z-index: -1;
}

/* ============ CERTIFICATION ============ */
.certification {
    padding: clamp(4rem, 10vw, 7rem) 0;
    background: linear-gradient(135deg, #8ba84a, #a3c254);
    position: relative;
    overflow: hidden;
}
.certification::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(255, 255, 255, .1), transparent 70%);
}
.certification__content { position: relative; text-align: center; }
.certification__title { color: #fff; }
.certification__title-accent { color: #1a2e05; }
.certification__grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}
.certification__item {
    padding: 2rem;
    border: 1px solid rgba(255,255,255,.3);
    background: rgba(255,255,255,.15);
    backdrop-filter: blur(5px);
    transition: all .4s;
}
.certification__item:hover {
    border-color: rgba(255,255,255,.25);
    transform: translateY(-3px);
}
.certification__icon {
    display: inline-block;
    width: 36px;
    height: 36px;
    color: #1a2e05;
    margin-bottom: 1rem;
}
.certification__icon svg { width: 100%; height: 100%; }
.certification__item h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 400;
    color: #1a2e05;
    margin-bottom: .75rem;
}
.certification__item p {
    font-size: .85rem;
    color: #2d4a0e;
    line-height: 1.6;
}

/* ============ LOCATION ============ */
.location {
    padding: clamp(4rem, 10vw, 8rem) 0;
    background: var(--color-bg-warm);
}
.location .section__tag,
.location .section__title { text-align: center; }
.location__intro {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
    font-size: .95rem;
    color: var(--color-text-muted);
}
.location__map {
    margin-bottom: 3rem;
    border: 1px solid var(--color-border);
    overflow: hidden;
}
.location__map iframe { display: block; }
.location__proximities {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: 1.5rem;
    text-align: center;
}
.proximity {
    display: flex;
    flex-direction: column;
    gap: .25rem;
}
.proximity__time {
    font-family: var(--font-display);
    font-size: 2rem;
    font-weight: 600;
    color: var(--color-accent);
}
.proximity__label {
    font-size: .75rem;
    font-weight: 400;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}

/* ============ CONTACT ============ */
.contact {
    padding: clamp(4rem, 10vw, 8rem) 0;
}
.contact__layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--gap);
    align-items: start;
}
.contact__info p {
    font-size: .95rem;
    color: var(--color-text-muted);
    margin-bottom: 2rem;
    max-width: 420px;
}
.contact__details {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}
.contact__detail {
    display: flex;
    align-items: center;
    gap: .75rem;
}
.contact__detail svg {
    width: 20px;
    height: 20px;
    color: var(--color-accent);
    flex-shrink: 0;
}
.contact__detail a {
    font-size: .9rem;
    color: var(--color-text);
}
.contact__detail a:hover { color: var(--color-accent); }

/* ---- FORM ---- */
.contact__form {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}
.form__group {
    position: relative;
}
.form__group input,
.form__group textarea {
    width: 100%;
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    color: var(--color-white);
    font-family: var(--font-body);
    font-size: .9rem;
    font-weight: 300;
    padding: 1.25rem 1rem .75rem;
    transition: border-color .3s;
    outline: none;
}
.form__group textarea { resize: vertical; min-height: 120px; }
.form__group input:focus,
.form__group textarea:focus {
    border-color: var(--color-accent);
}
.form__group label {
    position: absolute;
    left: 1rem;
    top: 1rem;
    font-size: .85rem;
    color: var(--color-text-muted);
    pointer-events: none;
    transition: all .3s;
}
.form__group input:focus + label,
.form__group input:not(:placeholder-shown) + label,
.form__group textarea:focus + label,
.form__group textarea:not(:placeholder-shown) + label {
    top: .35rem;
    font-size: .65rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-accent);
}

/* ============ FOOTER ============ */
.footer {
    padding: 3rem 0 2rem;
    border-top: 1px solid var(--color-border);
}
.footer__top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 2rem;
    gap: 2rem;
}
.footer__brand p {
    font-size: .8rem;
    color: var(--color-text-muted);
    margin-top: .5rem;
}
.footer__links {
    display: flex;
    gap: 2rem;
    flex-wrap: wrap;
}
.footer__links a {
    font-size: .75rem;
    letter-spacing: 1px;
    text-transform: uppercase;
    color: var(--color-text-muted);
}
.footer__links a:hover { color: var(--color-accent); }
.footer__bottom {
    display: flex;
    justify-content: space-between;
    padding-top: 1.5rem;
    border-top: 1px solid var(--color-border);
    gap: 1rem;
    flex-wrap: wrap;
}
.footer__bottom p {
    font-size: .7rem;
    color: var(--color-text-muted);
}

/* ============ ANIMATIONS ============ */
@keyframes fadeInUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes fadeInDown {
    from { opacity: 0; transform: translateY(-20px); }
    to { opacity: 1; transform: translateY(0); }
}
@keyframes scrollPulse {
    0%, 100% { opacity: 1; transform: scaleY(1); }
    50% { opacity: .4; transform: scaleY(.6); }
}

/* Scroll reveal */
.reveal {
    opacity: 0;
    transform: translateY(40px);
    transition: opacity .8s ease-out, transform .8s ease-out;
}
.reveal--visible {
    opacity: 1;
    transform: translateY(0);
}

/* ============ RESPONSIVE ============ */
@media (max-width: 900px) {
    .nav__burger { display: flex; }
    .nav__links {
        position: fixed;
        top: 0;
        right: -100%;
        height: 100vh;
        width: 75vw;
        max-width: 320px;
        background: var(--color-bg);
        flex-direction: column;
        justify-content: center;
        gap: 2rem;
        padding: 2rem;
        transition: right .4s cubic-bezier(.25,.46,.45,.94);
        border-left: 1px solid var(--color-border);
    }
    .nav__links--open { right: 0; }
    .nav__links a { font-size: .9rem; }

    .gallery__grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: auto;
    }
    .gallery__item--hero {
        grid-column: 1 / -1;
        grid-row: auto;
    }

    .description__layout,
    .contact__layout {
        grid-template-columns: 1fr;
    }
    .description__images::before { display: none; }

    .features__grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (max-width: 600px) {
    .hero__title { font-size: clamp(2rem, 9vw, 3rem); }
    .hero__actions { flex-direction: column; align-items: center; }
    .btn { padding: .9rem 2rem; font-size: .75rem; }

    .features__grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1rem;
    }
    .feature-card { padding: 1.5rem 1rem; }

    .gallery__grid {
        grid-template-columns: 1fr;
    }
    .gallery__item--hero {
        grid-column: 1;
    }

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

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

    .footer__top { flex-direction: column; }
    .footer__bottom { flex-direction: column; text-align: center; }

    .location__proximities {
        grid-template-columns: repeat(2, 1fr);
    }
}