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

:root {
    --cream: #F7F2EC;
    --cream-dark: #EDE6DA;
    --green-deep: #2C4A2E;
    --green-mid: #4A7550;
    --green-sage: #8AAE8C;
    --green-light: #C8DDCA;
    --brown: #7A5C3A;
    --text: #2A2A2A;
    --text-light: #6B6B6B;
    --white: #FFFFFF;

    --font-serif: 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Lato', system-ui, sans-serif;

    --section-spacing: 6rem;
    --container-max: 1140px;
    --radius: 2px;
    --transition: 0.35s ease;
}

html {
    scroll-behavior: smooth;
    font-size: 16px;
}

body {
    font-family: var(--font-sans);
    font-weight: 300;
    color: var(--text);
    background-color: var(--cream);
    line-height: 1.75;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

/* ===== LAYOUT ===== */
.container {
    max-width: var(--container-max);
    margin-inline: auto;
    padding-inline: 1.5rem;
}

.section {
    padding-block: var(--section-spacing);
}

/* ===== TYPOGRAPHY ===== */
.section__label {
    font-family: var(--font-sans);
    font-size: 0.72rem;
    font-weight: 400;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--green-mid);
    margin-bottom: 0.75rem;
    display: block;
}

.section__title {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 400;
    color: var(--green-deep);
    line-height: 1.2;
    margin-bottom: 1.5rem;
}

.centered {
    text-align: center;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.8rem;
    font-weight: 400;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    padding: 0.9rem 2.2rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
}

.btn--primary {
    background: var(--green-deep);
    color: var(--white);
    border-color: var(--green-deep);
}

.btn--primary:hover {
    background: var(--green-mid);
    border-color: var(--green-mid);
}

.btn--outline {
    background: transparent;
    color: var(--green-deep);
    border-color: var(--green-deep);
}

.btn--outline:hover {
    background: var(--green-deep);
    color: var(--white);
}

.btn--full {
    width: 100%;
    text-align: center;
}

/* ===== HEADER / NAV ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    transition: background var(--transition), box-shadow var(--transition);
    padding-block: 1.25rem;
}

.header.scrolled {
    background: rgba(247, 242, 236, 0.97);
    box-shadow: 0 1px 20px rgba(44, 74, 46, 0.08);
    padding-block: 0.9rem;
}

.nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.nav__logo {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--green-deep);
    letter-spacing: 0.04em;
    transition: color var(--transition);
}

.nav__logo:hover {
    color: var(--green-mid);
}

.nav__menu {
    display: flex;
    gap: 2.5rem;
    align-items: center;
}

.nav__link {
    font-size: 0.78rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text);
    position: relative;
    transition: color var(--transition);
}

.nav__link::after {
    content: '';
    position: absolute;
    bottom: -3px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--green-mid);
    transition: width var(--transition);
}

.nav__link:hover {
    color: var(--green-deep);
}

.nav__link:hover::after {
    width: 100%;
}

.nav__toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 4px;
}

.nav__toggle span {
    display: block;
    width: 24px;
    height: 1.5px;
    background: var(--green-deep);
    transition: transform var(--transition), opacity var(--transition);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    overflow: hidden;
}

.hero__bg {
    position: absolute;
    inset: 0;
    background:
        radial-gradient(ellipse at 70% 20%, rgba(138, 174, 140, 0.22) 0%, transparent 60%),
        radial-gradient(ellipse at 20% 80%, rgba(200, 221, 202, 0.3) 0%, transparent 50%),
        linear-gradient(160deg, var(--cream) 0%, #EAE3D6 100%);
    z-index: 0;
}

.hero__bg::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' stroke='%234A7550' stroke-width='0.4' opacity='0.12'%3E%3Ccircle cx='30' cy='30' r='20'/%3E%3Ccircle cx='30' cy='30' r='12'/%3E%3Ccircle cx='30' cy='30' r='4'/%3E%3C/g%3E%3C/svg%3E");
    background-size: 60px 60px;
}

.hero__content {
    position: relative;
    z-index: 1;
    max-width: 720px;
}

.hero__tagline {
    font-size: 0.75rem;
    letter-spacing: 0.28em;
    text-transform: uppercase;
    color: var(--green-mid);
    margin-bottom: 1rem;
}

.hero__title {
    font-family: var(--font-serif);
    font-size: clamp(3rem, 8vw, 6rem);
    font-weight: 300;
    color: var(--green-deep);
    line-height: 1.05;
    margin-bottom: 1.25rem;
    letter-spacing: 0.02em;
}

.hero__subtitle {
    font-family: var(--font-serif);
    font-size: clamp(1.1rem, 2.5vw, 1.45rem);
    font-weight: 300;
    font-style: italic;
    color: var(--text-light);
    margin-bottom: 2.5rem;
    line-height: 1.5;
}

.hero__scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
}

.hero__scroll span {
    display: block;
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, transparent, var(--green-mid));
    margin-inline: auto;
    animation: scrollLine 2s ease-in-out infinite;
}

@keyframes scrollLine {
    0%, 100% { opacity: 0; transform: scaleY(0); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); transform-origin: top; }
}

/* ===== À PROPOS ===== */
.about {
    background: var(--white);
}

.about__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 5rem;
    align-items: center;
}

.about__image-frame {
    aspect-ratio: 3/4;
    background: var(--cream-dark);
    position: relative;
    overflow: hidden;
}

.about__image-frame::before {
    content: '';
    position: absolute;
    inset: 1rem;
    border: 1px solid var(--green-sage);
    z-index: 1;
    pointer-events: none;
}

.about__image-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.about__image-placeholder {
    width: 100%;
    height: 100%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.75rem;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--green-sage);
}

.about__body {
    color: var(--text-light);
    margin-bottom: 1.25rem;
    font-size: 1rem;
    line-height: 1.9;
}

/* ===== VALEURS ===== */
.values {
    background: var(--green-deep);
    padding-block: 2.5rem;
}

.values__list {
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: 2rem 4rem;
}

.values__item {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 300;
    letter-spacing: 0.08em;
    color: var(--cream);
}

.values__icon {
    color: var(--green-sage);
    font-size: 0.5rem;
}

/* ===== SERVICES ===== */
.services {
    background: var(--cream);
}

.services__grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 2rem;
    margin-top: 3rem;
}

.service-card {
    background: var(--white);
    padding: 2.5rem 2rem;
    border-top: 2px solid var(--green-light);
    transition: border-color var(--transition), transform var(--transition);
    position: relative;
}

.service-card:hover {
    border-top-color: var(--green-mid);
    transform: translateY(-4px);
}

.service-card__icon {
    width: 48px;
    height: 48px;
    color: var(--green-mid);
    margin-bottom: 1.5rem;
}

.service-card__icon svg {
    width: 100%;
    height: 100%;
}

.service-card__title {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 400;
    color: var(--green-deep);
    margin-bottom: 0.75rem;
}

.service-card__desc {
    font-size: 0.92rem;
    color: var(--text-light);
    line-height: 1.8;
}

/* ===== CITATION ===== */
.quote {
    background: var(--cream-dark);
    text-align: center;
}

.quote__text {
    font-family: var(--font-serif);
    font-size: clamp(1.3rem, 3vw, 2rem);
    font-weight: 300;
    font-style: italic;
    color: var(--green-deep);
    line-height: 1.6;
    max-width: 780px;
    margin-inline: auto;
    margin-bottom: 1.25rem;
}

.quote__author {
    font-size: 0.78rem;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--green-mid);
    font-style: normal;
}

/* ===== CONTACT ===== */
.contact {
    background: var(--white);
}

.contact__grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 5rem;
    align-items: start;
}

.contact__desc {
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.85;
}

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

.contact__details li {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    font-size: 0.9rem;
    color: var(--text-light);
}

.contact__details svg {
    width: 18px;
    height: 18px;
    flex-shrink: 0;
    color: var(--green-mid);
}

.contact__details a:hover {
    color: var(--green-mid);
}

/* FORM */
.contact__form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.4rem;
}

.form-group label {
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--green-deep);
    font-weight: 400;
}

.form-group input,
.form-group textarea {
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--text);
    background: var(--cream);
    border: 1px solid var(--cream-dark);
    padding: 0.85rem 1rem;
    outline: none;
    transition: border-color var(--transition);
    resize: vertical;
    border-radius: var(--radius);
}

.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--green-mid);
}

.form__status {
    font-size: 0.85rem;
    text-align: center;
    min-height: 1.2em;
    color: var(--green-mid);
}

/* ===== FOOTER ===== */
.footer {
    background: var(--green-deep);
    color: rgba(247, 242, 236, 0.7);
    padding-block: 2.5rem;
}

.footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 1rem;
}

.footer__logo {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    color: var(--cream);
    letter-spacing: 0.04em;
}

.footer__copy {
    font-size: 0.8rem;
    letter-spacing: 0.05em;
}

.footer__nav {
    display: flex;
    gap: 1.75rem;
}

.footer__nav a {
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    transition: color var(--transition);
}

.footer__nav a:hover {
    color: var(--cream);
}

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
    .about__grid,
    .contact__grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }

    .about__image {
        max-width: 400px;
        margin-inline: auto;
    }

    .services__grid {
        grid-template-columns: 1fr;
        max-width: 460px;
        margin-inline: auto;
    }

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

@media (max-width: 680px) {
    :root {
        --section-spacing: 4rem;
    }

    .nav__menu {
        position: fixed;
        top: 0;
        right: -100%;
        bottom: 0;
        width: 70vw;
        max-width: 300px;
        background: var(--cream);
        flex-direction: column;
        justify-content: center;
        gap: 2.5rem;
        padding: 2rem;
        transition: right var(--transition);
        box-shadow: -4px 0 30px rgba(44, 74, 46, 0.12);
    }

    .nav__menu.open {
        right: 0;
    }

    .nav__toggle {
        display: flex;
        z-index: 200;
    }

    .nav__toggle.open span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
    .nav__toggle.open span:nth-child(2) { opacity: 0; }
    .nav__toggle.open span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }

    .values__list {
        flex-direction: column;
        gap: 1.25rem;
    }

    .footer__nav {
        flex-wrap: wrap;
        justify-content: center;
        gap: 1rem;
    }
}