SiteVitrinePaysagiste/css/styles.css

/* ==========================================================================
   Variables & Reset
   ========================================================================== */
:root {
    --vert-fonce: #123a1a;
    --vert-fonce-2: #154e1f;
    --vert-clair: #6bab21;
    --vert-pale: #eef4e8;
    --blanc: #ffffff;
    --fond-gris: #f6f8f4;
    --texte-sombre: #202b22;
    --texte-doux: #55635a;

    --font-titres: "Poppins", "Segoe UI", sans-serif;
    --font-texte: "Inter", "Segoe UI", sans-serif;

    --rayon: 14px;
    --rayon-lg: 22px;
    --ombre: 0 10px 30px rgba(18, 58, 26, 0.1);
    --ombre-forte: 0 20px 45px rgba(18, 58, 26, 0.18);
    --transition: 0.3s ease;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

body {
    color: var(--texte-sombre);
    line-height: 1.6;
    overflow-x: hidden;
    background: var(--fond-gris);
    font-family: var(--font-texte);
    font-size: 16px;
}

h1, h2, h3 {
    font-family: var(--font-titres);
    color: var(--vert-fonce);
    line-height: 1.25;
}

img {
    max-width: 100%;
}

a {
    color: inherit;
}

/* ==========================================================================
   Boutons
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.9rem 1.8rem;
    border-radius: 999px;
    font-weight: 600;
    font-size: 0.95rem;
    text-decoration: none;
    white-space: nowrap;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
    border: 2px solid transparent;
    cursor: pointer;
}

.btn-primary {
    background: var(--vert-clair);
    color: var(--blanc);
    box-shadow: 0 10px 25px rgba(107, 171, 33, 0.35);
}

.btn-primary:hover {
    background: var(--vert-fonce-2);
    transform: translateY(-2px);
    box-shadow: 0 14px 30px rgba(21, 78, 31, 0.35);
}

.btn-outline {
    background: rgba(255, 255, 255, 0.08);
    color: var(--blanc);
    border-color: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(4px);
}

.btn-outline:hover {
    background: var(--blanc);
    color: var(--vert-fonce);
    transform: translateY(-2px);
}

.btn-light {
    background: var(--blanc);
    color: var(--vert-fonce);
}

.btn-light:hover {
    background: var(--vert-pale);
    transform: translateY(-2px);
}

/* ==========================================================================
   Header
   ========================================================================== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(21, 78, 31, 0.1);
}

.header-inner {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0.7rem 1.25rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.brand {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    text-decoration: none;
    font-family: var(--font-titres);
    color: var(--vert-fonce);
    font-size: 1.05rem;
    letter-spacing: 0.3px;
}

.brand strong {
    color: var(--vert-clair);
}

#logo {
    width: 44px;
    height: 44px;
    object-fit: contain;
}

.nav-toggle {
    display: none;
}

.nav-burger {
    display: none;
    position: relative;
    width: 28px;
    height: 22px;
    cursor: pointer;
    z-index: 110;
}

.nav-burger span,
.nav-burger::before,
.nav-burger::after {
    content: "";
    position: absolute;
    left: 0;
    width: 100%;
    height: 2.5px;
    background: var(--vert-fonce);
    border-radius: 2px;
    transition: transform var(--transition), opacity var(--transition), top var(--transition);
}

.nav-burger::before { top: 0; }
.nav-burger span { top: 10px; }
.nav-burger::after { top: 20px; }

/* Navigation desktop (inline dans le header) */
.nav-desktop {
    display: none;
    align-items: center;
    gap: 1.6rem;
}

.nav-desktop a {
    text-decoration: none;
    color: var(--texte-sombre);
    font-weight: 500;
    font-size: 0.95rem;
    transition: color var(--transition);
}

.nav-desktop a:hover {
    color: var(--vert-clair);
}

.nav-desktop .nav-socials {
    padding-left: 0.4rem;
    border-left: 1px solid rgba(21, 78, 31, 0.15);
}

.nav-desktop .nav-socials a {
    color: var(--vert-fonce);
    font-size: 1.05rem;
}

/* Navigation mobile (plein écran, hors du header pour éviter
   qu'un ancêtre position:sticky ne piège le position:fixed) */
.nav-mobile {
    position: fixed;
    inset: 0;
    z-index: 105;
    background: var(--vert-fonce);
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    transform: translateX(100%);
    transition: transform 0.35s ease;
}

.nav-mobile a {
    text-decoration: none;
    color: var(--blanc);
    font-weight: 500;
    font-size: 1.25rem;
}

.nav-mobile a:hover {
    color: #b7e07a;
}

.nav-mobile .nav-socials {
    border-top: 1px solid rgba(255, 255, 255, 0.2);
    padding-top: 1.4rem;
}

.nav-mobile .nav-socials a {
    color: var(--blanc);
    font-size: 1.4rem;
}

.nav-mobile .nav-cta {
    margin-top: 0.5rem;
}

.nav-toggle:checked ~ .nav-mobile {
    transform: translateX(0);
}

body:has(.nav-toggle:checked) {
    overflow: hidden;
}

body:has(.nav-toggle:checked) .nav-burger span {
    opacity: 0;
}

body:has(.nav-toggle:checked) .nav-burger::before {
    top: 10px;
    transform: rotate(45deg);
}

body:has(.nav-toggle:checked) .nav-burger::after {
    top: 10px;
    transform: rotate(-45deg);
}

.nav-socials {
    display: flex;
    gap: 1rem;
    transition: color var(--transition), transform var(--transition);
}

.nav-socials a {
    transition: color var(--transition), transform var(--transition);
}

.nav-socials a:hover {
    transform: translateY(-2px);
}

.nav-cta {
    padding: 0.6rem 1.3rem;
    font-size: 0.9rem;
}

/* ==========================================================================
   Hero
   ========================================================================== */
.hero {
    position: relative;
    display: flex;
    align-items: flex-end;
    min-height: 78vh;
    overflow: hidden;
}

.hero #photo,
.hero #photosmall,
.hero #photolarge {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    z-index: 0;
}

.hero #photosmall,
.hero #photolarge {
    display: none;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    z-index: 1;
    background: linear-gradient(180deg, rgba(15, 40, 20, 0.55) 0%, rgba(15, 40, 20, 0.65) 55%, rgba(10, 30, 15, 0.88) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    color: var(--blanc);
    max-width: 780px;
    padding: 3rem 1.5rem 3.5rem;
    margin: 0 auto;
    text-align: center;
}

.hero-kicker {
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.85rem;
    font-weight: 600;
    color: #b7e07a;
    margin-bottom: 1rem;
}

.hero-content h1 {
    color: var(--blanc);
    font-size: 2rem;
    font-weight: 700;
    margin-bottom: 1.1rem;
}

.hero-text {
    font-size: 1rem;
    color: rgba(255, 255, 255, 0.92);
    margin-bottom: 1.8rem;
}

.hero-actions {
    display: flex;
    flex-direction: column;
    gap: 0.9rem;
    align-items: stretch;
}

/* ==========================================================================
   Highlights
   ========================================================================== */
.highlights {
    max-width: 1300px;
    margin: -2.5rem auto 0;
    position: relative;
    z-index: 3;
    background: var(--blanc);
    border-radius: var(--rayon-lg);
    box-shadow: var(--ombre-forte);
    padding: 1.6rem 1.2rem;
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.4rem;
    margin-left: 1rem;
    margin-right: 1rem;
}

.highlight {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.highlight i {
    flex-shrink: 0;
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
    background: var(--vert-pale);
    color: var(--vert-clair);
    font-size: 1.15rem;
}

.highlight h3 {
    font-size: 1rem;
    margin-bottom: 0.1rem;
}

.highlight p {
    font-size: 0.85rem;
    color: var(--texte-doux);
}

/* ==========================================================================
   Sections communes
   ========================================================================== */
main {
    max-width: 1300px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

section {
    padding: 4.5rem 0 1rem;
}

.section-kicker {
    text-align: center;
    text-transform: uppercase;
    letter-spacing: 2px;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--vert-clair);
    margin-bottom: 0.6rem;
}

.section-title {
    text-align: center;
    font-size: 1.7rem;
    font-weight: 700;
    margin-bottom: 0.8rem;
}

.section-subtitle {
    text-align: center;
    max-width: 640px;
    margin: 0 auto 2.5rem;
    color: var(--texte-doux);
    font-size: 0.98rem;
}

/* ==========================================================================
   Services
   ========================================================================== */
.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.4rem;
    padding-bottom: 1rem;
}

.service-card {
    background: var(--blanc);
    border-radius: var(--rayon);
    padding: 2rem 1.6rem;
    text-align: center;
    box-shadow: var(--ombre);
    transition: transform var(--transition), box-shadow var(--transition);
    border: 1px solid rgba(21, 78, 31, 0.06);
}

.service-card:hover {
    transform: translateY(-6px);
    box-shadow: var(--ombre-forte);
}

.service-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto 1.2rem;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--vert-clair), var(--vert-fonce-2));
    color: var(--blanc);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
}

.service-card h3 {
    font-size: 1.05rem;
    margin-bottom: 0.6rem;
}

.service-card p {
    font-size: 0.9rem;
    color: var(--texte-doux);
}

/* ==========================================================================
   Réalisations / Galerie
   ========================================================================== */
.scroll-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.gallery {
    display: flex;
    flex-direction: row;
    gap: 1rem;
    overflow-x: auto;
    overscroll-behavior-x: contain;
    scroll-snap-type: x mandatory;
    padding-bottom: 1.5rem;
    scrollbar-width: thin;
    scrollbar-color: var(--vert-clair) rgba(0, 0, 0, 0.05);
}

.gallery::-webkit-scrollbar {
    height: 6px;
}

.gallery::-webkit-scrollbar-track {
    background: rgba(0, 0, 0, 0.05);
    border-radius: 10px;
}

.gallery::-webkit-scrollbar-thumb {
    background: var(--vert-clair);
    border-radius: 10px;
}

.gallery > div {
    flex: 0 0 85%;
    scroll-snap-align: center;
    background-color: var(--blanc);
    border-radius: var(--rayon);
    overflow: hidden;
    box-shadow: var(--ombre);
}

.gallery img {
    width: 100%;
    height: 240px;
    object-fit: cover;
    display: block;
    transition: transform 0.5s ease;
}

/* ==========================================================================
   Bande CTA
   ========================================================================== */
.cta-band {
    margin: 3rem -1.25rem 0;
    padding: 3.5rem 1.5rem;
    background: linear-gradient(135deg, var(--vert-fonce), var(--vert-fonce-2));
    color: var(--blanc);
    text-align: center;
    border-radius: 0;
}

.cta-band h2 {
    color: var(--blanc);
    font-size: 1.5rem;
    margin-bottom: 0.8rem;
}

.cta-band p {
    color: rgba(255, 255, 255, 0.88);
    max-width: 520px;
    margin: 0 auto 1.6rem;
    font-size: 0.95rem;
}

/* ==========================================================================
   Contact
   ========================================================================== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.4rem;
}

.contact-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.contact-card {
    display: flex;
    align-items: center;
    gap: 1rem;
    background: var(--blanc);
    border-radius: var(--rayon);
    padding: 1.3rem 1.4rem;
    box-shadow: var(--ombre);
    text-decoration: none;
    transition: transform var(--transition), box-shadow var(--transition);
}

a.contact-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--ombre-forte);
}

.contact-card i {
    flex-shrink: 0;
    width: 46px;
    height: 46px;
    border-radius: 50%;
    background: var(--vert-pale);
    color: var(--vert-clair);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.contact-card h3 {
    font-size: 0.95rem;
    margin-bottom: 0.2rem;
}

.contact-card p {
    font-size: 0.88rem;
    color: var(--texte-doux);
}

.contact-map {
    border-radius: var(--rayon);
    overflow: hidden;
    box-shadow: var(--ombre);
    min-height: 260px;
}

.contact-map iframe {
    width: 100%;
    height: 100%;
    min-height: 260px;
    border: 0;
    display: block;
}

/* ==========================================================================
   Footer
   ========================================================================== */
footer {
    background: var(--vert-fonce);
    color: var(--blanc);
    margin-top: 4rem;
    padding: 3rem 1.25rem 1.5rem;
}

.footer-top {
    max-width: 1300px;
    margin: 0 auto 2.5rem;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.2rem;
    text-align: center;
    padding-bottom: 2rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.15);
}

.footer-top .brand {
    color: var(--blanc);
}

.footer-top .brand strong {
    color: #b7e07a;
}

.footer-socials {
    display: flex;
    gap: 1.4rem;
}

.footer-socials a {
    color: var(--blanc);
    font-size: 1.3rem;
    text-decoration: none;
    transition: color var(--transition), transform var(--transition);
}

.footer-socials a:hover {
    color: #b7e07a;
    transform: scale(1.1);
}

.footer-sections {
    max-width: 1300px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 2rem;
    margin-bottom: 1rem;
    text-align: center;
}

.footer-block {
    width: 100%;
}

.footer-block h3 {
    color: var(--blanc);
    font-size: 1.05rem;
    margin-bottom: 1rem;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.footer-block p {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    margin-bottom: 0.8rem;
    font-size: 0.92rem;
    word-break: break-word;
}

.footer-block p a {
    text-decoration: none;
    color: rgba(255, 255, 255, 0.85);
    transition: color var(--transition);
}

.footer-block p a:hover {
    color: #b7e07a;
}

.footer-block i {
    width: 20px;
    text-align: center;
}

.footer-bottom {
    max-width: 1300px;
    margin: 0 auto;
    padding-top: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.15);
    display: flex;
    flex-direction: column-reverse;
    align-items: center;
    gap: 1rem;
    font-size: 0.85rem;
    color: rgba(255, 255, 255, 0.75);
    text-align: center;
}

.back-to-top {
    width: 42px;
    height: 42px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    color: var(--blanc);
    display: flex;
    align-items: center;
    justify-content: center;
    text-decoration: none;
    transition: background var(--transition), transform var(--transition);
}

.back-to-top:hover {
    background: var(--vert-clair);
    transform: translateY(-3px);
}

/* ==========================================================================
   Media Queries — Tablette (768px+)
   ========================================================================== */
@media (min-width: 768px) {
    .hero-content h1 {
        font-size: 2.6rem;
    }

    .hero-text {
        font-size: 1.1rem;
    }

    .hero-actions {
        flex-direction: row;
        justify-content: center;
    }

    .highlights {
        grid-template-columns: repeat(4, 1fr);
        padding: 2rem 2.2rem;
    }

    .highlight {
        flex-direction: column;
        text-align: center;
        gap: 0.7rem;
    }

    .section-title {
        font-size: 2rem;
    }

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

    .gallery > div {
        flex: 0 0 auto;
        width: calc(50% - 0.5rem);
    }

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

    .footer-top {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }

    .footer-sections {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }

    .footer-block p {
        justify-content: flex-start;
    }

    .footer-bottom {
        flex-direction: row;
        justify-content: space-between;
        text-align: left;
    }
}

/* ==========================================================================
   Media Queries — Desktop (1024px+)
   ========================================================================== */
@media (min-width: 1024px) {
    .header-inner {
        padding: 0.9rem 2rem;
    }

    .nav-desktop {
        display: flex;
    }

    .nav-burger {
        display: none;
    }

    .hero {
        min-height: 88vh;
        align-items: center;
    }

    .hero #photo {
        display: none;
    }

    .hero #photosmall {
        display: block;
    }

    .hero-overlay {
        background: linear-gradient(90deg, rgba(10, 30, 15, 0.92) 0%, rgba(10, 30, 15, 0.6) 55%, rgba(10, 30, 15, 0.2) 100%);
    }

    .hero-content {
        max-width: 1300px;
        text-align: left;
        margin: 0;
        padding: 0 3rem;
    }

    .hero-content h1 {
        font-size: 3.2rem;
        max-width: 640px;
    }

    .hero-text {
        max-width: 560px;
    }

    .hero-actions {
        justify-content: flex-start;
    }

    .highlights {
        margin-left: auto;
        margin-right: auto;
        padding: 2rem 3rem;
    }

    .services-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .gallery {
        display: grid;
        grid-template-columns: repeat(3, 1fr);
        overflow-x: visible;
        scroll-snap-type: none;
        padding-bottom: 0;
    }

    .gallery > div {
        width: auto;
    }

    .gallery img {
        height: 260px;
    }

    .gallery > div:hover img {
        transform: scale(1.08);
    }

    .cta-band {
        margin-left: 0;
        margin-right: 0;
        border-radius: var(--rayon-lg);
        padding: 4rem 3rem;
    }

    .contact-grid {
        grid-template-columns: 1.1fr 1fr;
        align-items: stretch;
    }

    .contact-map {
        min-height: 100%;
    }

    .contact-map iframe {
        min-height: 100%;
    }
}

/* ==========================================================================
   Media Queries — Grand écran (1440px+)
   ========================================================================== */
@media (min-width: 1440px) {
    main {
        max-width: 1440px;
    }

    .highlights,
    .cta-band {
        max-width: 1440px;
    }

    .hero #photosmall {
        display: none;
    }

    .hero #photolarge {
        display: block;
    }

    .hero-content h1 {
        font-size: 3.6rem;
    }

    .gallery img {
        height: 300px;
    }
}

/* ==========================================================================
   Menu mobile (< 1024px) — le burger s'affiche, le nav desktop reste caché
   ========================================================================== */
@media (max-width: 1023px) {
    .nav-burger {
        display: block;
    }
}