/* =========================================================
   Studio Alma — Tonalité beige, contemporain, épuré
   ========================================================= */

:root {
    --c-cream: #f3ebdf;
    --c-cream-soft: #f8f1e6;
    --c-sand: #e8dcc7;
    --c-clay: #c9a98a;
    --c-clay-deep: #a07a55;
    --c-cocoa: #5a3a1d;
    --c-cocoa-soft: #6e4d2e;
    --c-ink: #2c2218;
    --c-muted: #6b5b48;
    --c-line: rgba(90, 58, 29, 0.12);
    --c-white: #ffffff;
    --c-shadow: 0 30px 60px -30px rgba(90, 58, 29, 0.25);

    --f-sans: 'Inter', system-ui, -apple-system, "Segoe UI", Roboto, sans-serif;
    --f-serif: 'Cormorant Garamond', Georgia, "Times New Roman", serif;
    --f-script: 'Dancing Script', "Brush Script MT", cursive;

    --max-w: 1280px;
    --radius: 14px;
    --radius-pill: 999px;

    --t-fast: 180ms ease;
    --t-base: 280ms cubic-bezier(0.22, 0.61, 0.36, 1);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    margin: 0;
    background: var(--c-cream);
    color: var(--c-ink);
    font-family: var(--f-sans);
    font-size: 17px;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

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

a {
    color: var(--c-cocoa);
    text-decoration: none;
    transition: color var(--t-fast);
}

a:hover {
    color: var(--c-clay-deep);
}

h1, h2, h3, h4 {
    font-family: var(--f-serif);
    font-weight: 400;
    color: var(--c-ink);
    letter-spacing: -0.01em;
    margin: 0 0 0.6em;
}

h1 { font-size: clamp(2.2rem, 5vw, 3.6rem); line-height: 1.12; }
h2 { font-size: clamp(1.8rem, 3.5vw, 2.6rem); line-height: 1.2; }
h3 { font-size: clamp(1.2rem, 2vw, 1.4rem); line-height: 1.3; }

p { margin: 0 0 1em; }

.container {
    width: 100%;
    max-width: var(--max-w);
    margin: 0 auto;
    padding: 0 24px;
}

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-family: var(--f-sans);
    font-size: 0.85rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    border: 1px solid transparent;
    border-radius: var(--radius);
    cursor: pointer;
    transition: background var(--t-base), color var(--t-base), border-color var(--t-base), transform var(--t-fast);
    text-decoration: none;
}

.btn-pill { border-radius: var(--radius-pill); }

.btn-primary {
    background: var(--c-cocoa);
    color: var(--c-cream);
}

.btn-primary:hover {
    background: var(--c-cocoa-soft);
    color: var(--c-cream);
    transform: translateY(-1px);
}

.btn-ghost {
    background: transparent;
    color: var(--c-cocoa);
    border-color: var(--c-cocoa);
}

.btn-ghost:hover {
    background: var(--c-cocoa);
    color: var(--c-cream);
}

/* ===== Header ===== */
.site-header {
    position: sticky;
    top: 0;
    z-index: 30;
    background: var(--c-sand);
    backdrop-filter: saturate(120%);
}

.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 24px;
    padding: 18px 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 12px;
    color: var(--c-cocoa);
    text-decoration: none;
}

.brand-mark {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    background: var(--c-cream-soft);
    border: 1px solid var(--c-line);
    border-radius: 8px;
    color: var(--c-clay-deep);
}

.brand-text {
    display: flex;
    flex-direction: column;
    line-height: 1;
}

.brand-eyebrow {
    font-size: 0.7rem;
    letter-spacing: 0.32em;
    color: var(--c-clay-deep);
    text-transform: uppercase;
}

.brand-name {
    font-family: var(--f-serif);
    font-size: 1.5rem;
    font-weight: 500;
    letter-spacing: 0.18em;
    color: var(--c-cocoa);
    margin-top: 4px;
}

.primary-nav { display: flex; align-items: center; }

.nav-list {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    gap: 36px;
}

.nav-list a {
    color: var(--c-ink);
    font-size: 0.95rem;
    letter-spacing: 0.02em;
    padding: 6px 2px;
    border-bottom: 1px solid transparent;
}

.nav-list a:hover,
.nav-list a.is-active {
    color: var(--c-cocoa);
    border-bottom-color: var(--c-clay-deep);
}

.nav-toggle {
    display: none;
    background: transparent;
    border: 0;
    padding: 8px;
    cursor: pointer;
}

.nav-toggle-bar {
    display: block;
    width: 26px;
    height: 2px;
    background: var(--c-cocoa);
    margin: 5px 0;
    transition: transform var(--t-fast), opacity var(--t-fast);
}

/* ===== Hero ===== */
.hero {
    padding: 16px 16px 0;
}

.hero-inner {
    position: relative;
    border-radius: var(--radius);
    overflow: hidden;
    min-height: clamp(440px, 78vh, 720px);
    background-color: #d4b89a;
    background-image: linear-gradient(120deg, #d4b89a 0%, #e7d3b5 38%, #f1e0c7 70%, #d4b08a 100%);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--c-cream);
    box-shadow: var(--c-shadow);
}

.hero-inner::after {
    content: "";
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(40, 25, 12, 0.05) 0%, rgba(40, 25, 12, 0.45) 100%);
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    padding: 32px;
    max-width: 920px;
}

.hero-eyebrow {
    display: inline-block;
    font-size: 0.78rem;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: rgba(255, 245, 230, 0.9);
    margin-bottom: 18px;
}

.hero-title {
    font-family: var(--f-serif);
    font-weight: 300;
    color: rgba(255, 248, 235, 0.98);
    font-size: clamp(2rem, 4.6vw, 3.6rem);
    line-height: 1.18;
    letter-spacing: -0.005em;
    margin: 0 0 28px;
}

.hero-actions {
    display: inline-flex;
    gap: 14px;
    flex-wrap: wrap;
    justify-content: center;
}

.hero-actions .btn-ghost {
    color: rgba(255, 245, 230, 0.95);
    border-color: rgba(255, 245, 230, 0.7);
}

.hero-actions .btn-ghost:hover {
    background: rgba(255, 245, 230, 0.95);
    color: var(--c-cocoa);
}

/* ===== Sections ===== */
.section {
    padding: clamp(64px, 10vw, 120px) 0;
}

.section-tight { padding: clamp(48px, 8vw, 96px) 0; }

.section-eyebrow {
    display: block;
    font-size: 0.78rem;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--c-clay-deep);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(2rem, 4vw, 3rem);
    margin-bottom: 0.5em;
}

.section-lead {
    color: var(--c-muted);
    max-width: 60ch;
    font-size: 1.05rem;
}

.section-head { margin-bottom: 48px; }

.text-center { text-align: center; }
.mx-auto { margin-left: auto; margin-right: auto; }

/* ===== Manifesto / values grid ===== */
.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 32px;
}

.value-card {
    background: var(--c-cream-soft);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    padding: 32px;
    transition: transform var(--t-base), box-shadow var(--t-base);
}

.value-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--c-shadow);
}

.value-card h3 {
    font-family: var(--f-serif);
    font-size: 1.4rem;
    color: var(--c-cocoa);
    margin-bottom: 12px;
}

.value-card p {
    color: var(--c-muted);
    margin: 0;
    font-size: 0.98rem;
}

.value-icon {
    width: 44px;
    height: 44px;
    color: var(--c-clay-deep);
    margin-bottom: 16px;
}

/* ===== Services grid ===== */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 28px;
}

.service-card {
    background: var(--c-cream-soft);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    overflow: hidden;
    display: flex;
    flex-direction: column;
    transition: transform var(--t-base), box-shadow var(--t-base);
}

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

.service-art {
    aspect-ratio: 4 / 5;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    position: relative;
}

.service-art::after {
    content: attr(data-script);
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    font-family: var(--f-script);
    font-size: clamp(2.6rem, 5vw, 4rem);
    color: var(--c-clay-deep);
    text-shadow: 0 1px 0 rgba(255,255,255,0.6);
    letter-spacing: 0.01em;
    transform: rotate(-3deg);
}

.service-art--harmonie {
    background-image: linear-gradient(135deg, #f5ead8 0%, #ead4b6 60%, #d8b88f 100%);
}

.service-art--signature {
    background-image: linear-gradient(135deg, #f8efe1 0%, #ecd9bd 55%, #ddc09a 100%);
}

.service-art--metamorphose {
    background-image: linear-gradient(135deg, #f6ebd9 0%, #ead2b1 50%, #c79e74 100%);
}

.service-body {
    padding: 28px;
    display: flex;
    flex-direction: column;
    flex: 1;
}

.service-title {
    font-family: var(--f-serif);
    font-size: 1.3rem;
    color: var(--c-cocoa);
    margin: 0 0 4px;
}

.service-price {
    font-family: var(--f-sans);
    font-size: 0.95rem;
    color: var(--c-muted);
    margin-bottom: 14px;
}

.service-tagline {
    font-style: italic;
    color: var(--c-clay-deep);
    margin-bottom: 12px;
    font-size: 0.95rem;
}

.service-desc {
    color: var(--c-muted);
    font-size: 0.95rem;
    margin-bottom: 18px;
}

.service-features {
    list-style: none;
    margin: 0 0 24px;
    padding: 0;
}

.service-features li {
    position: relative;
    padding: 6px 0 6px 22px;
    font-size: 0.92rem;
    color: var(--c-ink);
    border-bottom: 1px solid var(--c-line);
}

.service-features li:last-child { border-bottom: 0; }

.service-features li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 14px;
    width: 10px;
    height: 1px;
    background: var(--c-clay-deep);
}

.service-cta {
    margin-top: auto;
}

/* ===== Process / steps ===== */
.process {
    background: var(--c-sand);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 32px;
    counter-reset: step;
}

.process-step {
    counter-increment: step;
    position: relative;
    padding-left: 60px;
}

.process-step::before {
    content: counter(step, decimal-leading-zero);
    position: absolute;
    left: 0;
    top: 0;
    font-family: var(--f-serif);
    font-size: 1.6rem;
    color: var(--c-clay-deep);
    border: 1px solid var(--c-line);
    border-radius: 50%;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--c-cream-soft);
}

.process-step h3 {
    font-family: var(--f-serif);
    font-size: 1.2rem;
    color: var(--c-cocoa);
    margin-bottom: 8px;
}

.process-step p {
    color: var(--c-muted);
    font-size: 0.95rem;
    margin: 0;
}

/* ===== CTA banner ===== */
.cta-banner {
    background: linear-gradient(120deg, var(--c-cocoa), var(--c-clay-deep));
    color: var(--c-cream);
    border-radius: var(--radius);
    padding: clamp(40px, 6vw, 72px);
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 32px;
}

.cta-banner h2 {
    color: var(--c-cream);
    margin: 0;
}

.cta-banner p {
    color: rgba(255, 245, 230, 0.85);
    margin: 8px 0 0;
}

.cta-banner .btn {
    background: var(--c-cream);
    color: var(--c-cocoa);
    border-color: var(--c-cream);
}

.cta-banner .btn:hover {
    background: var(--c-cream-soft);
}

/* ===== Contact ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 56px;
    align-items: start;
}

.contact-form {
    background: var(--c-cream-soft);
    border: 1px solid var(--c-line);
    border-radius: var(--radius);
    padding: 36px;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}

.form-group {
    margin-bottom: 20px;
}

label {
    display: block;
    font-size: 0.85rem;
    letter-spacing: 0.06em;
    color: var(--c-cocoa);
    margin-bottom: 8px;
    text-transform: uppercase;
}

input,
select,
textarea {
    width: 100%;
    padding: 13px 14px;
    border: 1px solid var(--c-line);
    border-radius: 10px;
    background: var(--c-white);
    color: var(--c-ink);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--t-fast), box-shadow var(--t-fast);
}

input:focus,
select:focus,
textarea:focus {
    outline: none;
    border-color: var(--c-clay-deep);
    box-shadow: 0 0 0 3px rgba(160, 122, 85, 0.15);
}

textarea { min-height: 160px; resize: vertical; }

.form-error {
    color: #a23a2c;
    font-size: 0.85rem;
    margin-top: 6px;
}

.form-honeypot {
    position: absolute;
    left: -10000px;
    width: 1px;
    height: 1px;
    overflow: hidden;
}

.alert {
    padding: 16px 20px;
    border-radius: 10px;
    margin-bottom: 24px;
    font-size: 0.95rem;
}

.alert-success {
    background: #ecf3e9;
    color: #3d5b34;
    border: 1px solid #c4d6b8;
}

.alert-error {
    background: #f5e7e3;
    color: #7a3a2c;
    border: 1px solid #e0bdb4;
}

.contact-info {
    padding: 20px 0;
}

.contact-info h3 {
    font-family: var(--f-serif);
    font-size: 1.5rem;
    color: var(--c-cocoa);
    margin-bottom: 16px;
}

.contact-info p {
    color: var(--c-muted);
}

.contact-detail {
    display: flex;
    align-items: flex-start;
    gap: 14px;
    padding: 16px 0;
    border-top: 1px solid var(--c-line);
}

.contact-detail:last-child { border-bottom: 1px solid var(--c-line); }

.contact-detail-label {
    font-size: 0.78rem;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--c-clay-deep);
    margin-bottom: 4px;
    display: block;
}

.contact-detail-value {
    color: var(--c-ink);
    font-size: 1rem;
}

/* ===== About / split ===== */
.split {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 64px;
    align-items: center;
}

.split-art {
    aspect-ratio: 4 / 5;
    border-radius: var(--radius);
    background-color: #ecd5b5;
    background-image: linear-gradient(135deg, #ecd5b5 0%, #c9a98a 100%);
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
    box-shadow: var(--c-shadow);
    position: relative;
    overflow: hidden;
}

/* ===== Footer ===== */
.site-footer {
    background: var(--c-sand);
    color: var(--c-ink);
    margin-top: 80px;
    padding: 64px 0 24px;
}

.footer-inner {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 48px;
}

.site-footer h3 {
    font-family: var(--f-sans);
    font-size: 0.78rem;
    letter-spacing: 0.32em;
    text-transform: uppercase;
    color: var(--c-clay-deep);
    margin-bottom: 18px;
}

.site-footer ul {
    list-style: none;
    margin: 0;
    padding: 0;
}

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

.site-footer a {
    color: var(--c-ink);
    font-size: 0.95rem;
}

.site-footer a:hover { color: var(--c-cocoa); }

.footer-tag {
    color: var(--c-muted);
    font-size: 0.92rem;
    margin-top: 12px;
    max-width: 36ch;
}

.footer-bottom {
    margin-top: 48px;
    padding-top: 24px;
    border-top: 1px solid var(--c-line);
    color: var(--c-muted);
    font-size: 0.85rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
}

.footer-credit a {
    color: var(--c-muted);
    border-bottom: 1px solid var(--c-line);
}

.footer-credit a:hover {
    color: var(--c-cocoa);
    border-bottom-color: var(--c-clay-deep);
}

/* ===== Responsive ===== */
@media (max-width: 900px) {
    .nav-toggle { display: inline-block; }
    .nav-list {
        position: absolute;
        top: 84px;
        left: 0;
        right: 0;
        background: var(--c-sand);
        flex-direction: column;
        gap: 0;
        padding: 0 24px;
        border-top: 0 solid var(--c-line);
        max-height: 0;
        overflow: hidden;
        box-sizing: border-box;
        transition: max-height var(--t-base), padding var(--t-base), border-top-width var(--t-base);
    }
    .primary-nav.is-open .nav-list {
        max-height: 320px;
        padding: 16px 24px;
        border-top-width: 1px;
    }
    .nav-list li { border-bottom: 1px solid var(--c-line); }
    .nav-list li:last-child { border-bottom: 0; }
    .nav-list a { display: block; padding: 14px 0; }

    .header-inner > .btn { display: none; }

    .contact-grid,
    .split,
    .cta-banner { grid-template-columns: 1fr; }

    .footer-inner {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

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

@media (max-width: 560px) {
    .footer-inner { grid-template-columns: 1fr; }
    .contact-form { padding: 24px; }
}

/* ===== Reduced motion ===== */
@media (prefers-reduced-motion: reduce) {
    * { transition: none !important; animation: none !important; }
    html { scroll-behavior: auto; }
}