/* ============================================================
   TEMPLATE 5 — Portfolio Objectif Theodoros
   Style MODERNE ÉPURÉ · Inter · Cartes arrondies · Ombres douces
   Accent indigo sobre · Clair par défaut + thème sombre
   ============================================================ */

/* ---------- 1. JETONS DE DESIGN ---------- */
:root {
    --font: 'Inter', system-ui, -apple-system, 'Segoe UI', sans-serif;

    --bg: #FFFFFF;
    --bg-alt: #F7F7F9;
    --card: #FFFFFF;
    --field-bg: #FBFBFC;
    --ink: #101828;
    --ink-soft: #344054;
    --muted: #667085;
    --line: #EAECF0;
    --line-strong: #D0D5DD;

    --accent: #4F46E5;
    --accent-hover: #4338CA;
    --accent-soft: #EEF0FF;

    --green: #12B76A;     --green-ink: #067647;   --green-soft: #E7F9F0;
    --pink: #E4487A;      --pink-ink: #C1175B;    --pink-soft: #FDEDF3;
    --amber: #F59E0B;     --amber-ink: #B54708;   --amber-soft: #FEF4E6;
    --teal: #0E9384;      --teal-ink: #0E7A6E;    --teal-soft: #E4F5F2;
    --danger: #D92D20;

    --r-sm: 8px;
    --r-md: 12px;
    --r-lg: 16px;
    --sh-1: 0 1px 2px rgba(16, 24, 40, .06);
    --sh-2: 0 8px 24px -12px rgba(16, 24, 40, .18);
    --sh-3: 0 16px 40px -16px rgba(16, 24, 40, .24);

    --sp-1: 0.5rem;
    --sp-2: 1rem;
    --sp-3: 1.5rem;
    --sp-4: 2.25rem;
    --sp-5: 3.5rem;
    --sp-6: 5rem;

    --nav-h: 68px;
    --wrap: 1120px;
    --ease: cubic-bezier(0.22, 0.7, 0.2, 1);
}

html[data-theme="dark"] {
    --bg: #0F1115;
    --bg-alt: #14171D;
    --card: #171A21;
    --field-bg: #12141A;
    --ink: #F5F6F8;
    --ink-soft: #D0D5DD;
    --muted: #98A2B3;
    --line: #2A2E37;
    --line-strong: #3A3F4A;

    --accent: #7C84FF;
    --accent-hover: #8E95FF;
    --accent-soft: #1D2040;

    --green-ink: #6CE9A6;  --green-soft: #103326;
    --pink-ink: #FDA4C0;   --pink-soft: #3A1D29;
    --amber-ink: #FEC84B;  --amber-soft: #3A2E14;
    --teal-ink: #5FE3D0;   --teal-soft: #10312E;
    --danger: #F97066;

    --sh-1: 0 1px 2px rgba(0, 0, 0, .4);
    --sh-2: 0 8px 24px -12px rgba(0, 0, 0, .55);
    --sh-3: 0 16px 40px -16px rgba(0, 0, 0, .6);
}

/* ---------- 2. RÉINITIALISATION & BASE ---------- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    font-family: var(--font);
    background: var(--bg);
    color: var(--ink);
    line-height: 1.65;
    font-size: 0.95rem;
    -webkit-font-smoothing: antialiased;
    transition: background 0.3s var(--ease), color 0.3s var(--ease);
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }
button { font: inherit; cursor: pointer; border: 0; background: none; color: inherit; }
input, select, textarea { font: inherit; color: inherit; }

::selection { background: var(--accent); color: #FFFFFF; }

::-webkit-scrollbar { width: 10px; }
::-webkit-scrollbar-track { background: var(--bg-alt); }
::-webkit-scrollbar-thumb { background: var(--line-strong); border-radius: 99px; border: 2px solid var(--bg-alt); }
::-webkit-scrollbar-thumb:hover { background: var(--accent); }

h1, h2, h3, h4 {
    font-weight: 700;
    line-height: 1.15;
    letter-spacing: -0.02em;
    text-wrap: balance;
}

:focus-visible { outline: 2px solid var(--accent); outline-offset: 2px; border-radius: 4px; }

.wrap { width: min(var(--wrap), 100% - 3rem); margin-inline: auto; }

/* ---------- 3. ÉLÉMENTS PARTAGÉS ---------- */
.tag {
    display: inline-flex; align-items: center;
    padding: 0.35rem 0.85rem;
    border-radius: 999px;
    background: var(--accent-soft); color: var(--accent);
    font-size: 0.78rem; font-weight: 600; letter-spacing: 0.02em;
    margin-bottom: 1rem;
}
.tag.lime  { background: var(--green-soft); color: var(--green-ink); }
.tag.pink  { background: var(--pink-soft);  color: var(--pink-ink); }

.sub { color: var(--muted); font-size: 0.95rem; }

.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 0.5rem;
    padding: 0.72rem 1.3rem;
    border-radius: 10px;
    border: 1px solid var(--line);
    background: var(--card); color: var(--ink);
    box-shadow: var(--sh-1);
    font-weight: 600; font-size: 0.95rem;
    transition: transform 0.15s var(--ease), box-shadow 0.15s var(--ease),
                background 0.15s var(--ease), border-color 0.15s var(--ease);
}
.btn:hover { transform: translateY(-2px); box-shadow: var(--sh-2); border-color: var(--line-strong); }
.btn:active { transform: translateY(0); }

.btn-blue  { background: var(--accent); border-color: transparent; color: #FFFFFF; }
.btn-blue:hover { background: var(--accent-hover); border-color: transparent; }
.btn-pink  { background: var(--pink-soft);  color: var(--pink-ink);  border-color: transparent; }
.btn-lime  { background: var(--green-soft); color: var(--green-ink); border-color: transparent; }
.btn-yellow{ background: var(--amber-soft); color: var(--amber-ink); border-color: transparent; }

.btn-sm { padding: 0.5rem 1rem; font-size: 0.87rem; border-radius: var(--r-sm); }
.btn-block { width: 100%; }

.sec { padding: clamp(3.5rem, 7vw, 5.5rem) 0; }
.sec.alt, .sec-alt { background: var(--bg-alt); }

.sec-head {
    display: flex; justify-content: space-between; align-items: flex-end;
    gap: var(--sp-3); margin-bottom: var(--sp-4);
}
.sec-head h2 { font-size: clamp(1.55rem, 3vw, 2.2rem); }
.sec-head .sub { max-width: 40ch; text-align: right; }

/* ---------- 4. NAVBAR ---------- */
.nav {
    position: sticky; top: 0; z-index: 90;
    background: color-mix(in srgb, var(--bg) 85%, transparent);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--line);
}
.nav-inner {
    width: min(var(--wrap), 100% - 3rem); margin-inline: auto;
    height: var(--nav-h);
    display: flex; align-items: center; justify-content: space-between; gap: var(--sp-3);
}

.logo { display: flex; align-items: center; gap: 0.65rem; }
.logo-badge {
    width: 38px; height: 38px; flex: none;
    display: grid; place-items: center;
    background: var(--accent); color: #FFFFFF;
    border-radius: var(--r-sm);
    font-weight: 800; font-size: 0.75rem; letter-spacing: 0.05em;
}
.logo-sub { font-weight: 600; font-size: 0.92rem; letter-spacing: -0.01em; }

.nav-links { display: flex; align-items: center; gap: 0.35rem; }
.nav-links a {
    padding: 0.45rem 0.9rem; border-radius: 999px;
    color: var(--muted); font-weight: 500; font-size: 0.93rem;
    transition: background 0.15s var(--ease), color 0.15s var(--ease);
}
.nav-links a:hover { background: var(--bg-alt); color: var(--ink); }
.nav-links a.active { background: var(--accent-soft); color: var(--accent); font-weight: 600; }

.nav-tools { display: flex; align-items: center; gap: 0.6rem; }
.tool-btn {
    width: 40px; height: 40px; flex: none;
    display: grid; place-items: center;
    border: 1px solid var(--line); border-radius: 999px;
    background: var(--card); color: var(--ink-soft);
    font-size: 1rem; line-height: 1;
    transition: background 0.15s var(--ease), color 0.15s var(--ease), border-color 0.15s var(--ease);
}
.tool-btn:hover { background: var(--bg-alt); color: var(--ink); border-color: var(--line-strong); }

.nav-cta {
    display: inline-flex; align-items: center;
    padding: 0.55rem 1.15rem; border-radius: 999px;
    background: var(--accent); color: #FFFFFF;
    font-weight: 600; font-size: 0.92rem;
    transition: background 0.15s var(--ease), transform 0.15s var(--ease);
}
.nav-cta:hover { background: var(--accent-hover); transform: translateY(-1px); }

.burger-btn { display: none; }

/* Panneau mobile */
.nav-panel {
    display: none;
    border-top: 1px solid var(--line);
    background: var(--bg);
    padding: 0.5rem 1.5rem 1rem;
}
body.panel-open .nav-panel { display: block; }
.nav-panel a {
    display: flex; align-items: center; gap: 0.9rem;
    padding: 0.85rem 0.25rem;
    border-bottom: 1px solid var(--line);
    font-weight: 600; font-size: 1rem;
}
.nav-panel a:last-child { border-bottom: 0; }
.nav-panel a span { color: var(--accent); font-size: 0.78rem; font-weight: 700; }

/* ---------- 5. HERO ---------- */
.hero { padding: clamp(3.5rem, 8vw, 6rem) 0 clamp(3rem, 6vw, 4.5rem); }
.hero-grid {
    display: grid; grid-template-columns: 1.15fr 0.85fr;
    gap: clamp(2rem, 5vw, 4rem); align-items: center;
}
.hero h1 {
    font-size: clamp(2.1rem, 4.6vw, 3.3rem);
    letter-spacing: -0.03em; margin-bottom: var(--sp-3);
}
.hero h1 span { display: block; }
.hero h1 .line2 { color: var(--accent); }

.hero-lede { color: var(--ink-soft); font-size: 1.03rem; max-width: 52ch; margin-bottom: var(--sp-3); }
.hero-cta { display: flex; flex-wrap: wrap; gap: 0.75rem; margin-bottom: var(--sp-3); }

.stickers { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.sticker {
    padding: 0.35rem 0.8rem; border-radius: 999px;
    background: var(--bg-alt); border: 1px solid var(--line);
    color: var(--ink-soft); font-size: 0.8rem; font-weight: 600;
}

/* Portrait */
.polaroid {
    position: relative;
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-3);
    padding: 0.6rem 0.6rem 0;
    max-width: 380px; margin-inline: auto;
}
.polaroid img {
    border-radius: var(--r-md);
    aspect-ratio: 4 / 4.4; object-fit: cover; width: 100%;
}
.polaroid figcaption {
    padding: 0.85rem 0.5rem 1rem;
    text-align: center; color: var(--muted); font-size: 0.87rem; font-weight: 500;
}
.pin {
    position: absolute; top: -14px; left: 50%; transform: translateX(-50%) rotate(-2deg);
    background: var(--green-soft); color: var(--green-ink);
    border: 1px solid var(--green);
    padding: 0.3rem 0.85rem; border-radius: 999px;
    font-size: 0.78rem; font-weight: 700;
    box-shadow: var(--sh-1); white-space: nowrap;
}

/* ---------- 6. BANDEAU SERVICES ---------- */
.strip {
    background: var(--bg-alt);
    border-block: 1px solid var(--line);
    padding: 0.9rem 0;
}
.strip-inner {
    display: flex; flex-wrap: wrap; align-items: center;
    justify-content: space-between; gap: 0.75rem 1.5rem;
}
.strip-inner span {
    color: var(--muted); font-size: 0.85rem; font-weight: 600;
    letter-spacing: 0.04em; text-transform: uppercase;
    display: inline-flex; align-items: center; gap: 1.5rem;
}
.strip-inner span::after { content: "•"; color: var(--accent); }
.strip-inner span:last-child::after { content: none; }

/* ---------- 7. SERVICES ---------- */
.svc-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); }

.svc-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-1);
    overflow: hidden;
    display: flex; flex-direction: column;
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
}
.svc-card:hover { transform: translateY(-4px); box-shadow: var(--sh-2); border-color: var(--line-strong); }
.svc-band { height: 6px; background: var(--accent); }
.svc-card:nth-child(2) .svc-band { background: var(--teal); }
.svc-card:nth-child(3) .svc-band { background: var(--amber); }

.svc-body { padding: var(--sp-3); display: flex; flex-direction: column; flex: 1; }
.svc-num {
    font-size: 0.78rem; font-weight: 700; color: var(--muted);
    letter-spacing: 0.08em; margin-bottom: 0.75rem;
}
.svc-body h3 { font-size: 1.12rem; margin-bottom: 0.5rem; }
.svc-body p { color: var(--ink-soft); font-size: 0.9rem; margin-bottom: var(--sp-2); }

.chips { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-bottom: var(--sp-3); }
.chip {
    padding: 0.3rem 0.75rem; border-radius: 999px;
    background: var(--accent-soft); color: var(--accent);
    font-size: 0.77rem; font-weight: 600;
}
.svc-card:nth-child(2) .chip { background: var(--teal-soft); color: var(--teal-ink); }
.svc-card:nth-child(3) .chip { background: var(--amber-soft); color: var(--amber-ink); }

.svc-body .btn { margin-top: auto; align-self: flex-start; }

/* ---------- 8. MÉTHODE (étapes) ---------- */
.steps-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-3); }
.step-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-1);
    padding: var(--sp-3);
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.step-card:hover { transform: translateY(-4px); box-shadow: var(--sh-2); }
.step-num {
    width: 44px; height: 44px;
    display: grid; place-items: center;
    background: var(--accent-soft); color: var(--accent);
    border-radius: 999px;
    font-weight: 700; font-size: 1rem;
    margin-bottom: var(--sp-2);
}
.step-card h3 { font-size: 1.02rem; margin-bottom: 0.45rem; }
.step-card p { color: var(--ink-soft); font-size: 0.87rem; }

/* ---------- 9. BANDE CHIFFRES ---------- */
.band {
    background: var(--accent);
    color: #FFFFFF;
    padding: clamp(3.5rem, 7vw, 5rem) 0;
}
.band .sec-head h2 { color: #FFFFFF; }
.band .tag { background: rgba(255, 255, 255, .18); color: #FFFFFF; }
.band-grid { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-3); }
.band-item {
    background: rgba(255, 255, 255, .1);
    border: 1px solid rgba(255, 255, 255, .2);
    border-radius: var(--r-lg);
    padding: var(--sp-3);
    text-align: center;
}
.band-num {
    font-size: clamp(2rem, 4vw, 2.8rem);
    font-weight: 800; letter-spacing: -0.03em; line-height: 1;
    margin-bottom: 0.5rem;
}
.band-num .suffix { font-size: 0.55em; font-weight: 700; opacity: 0.85; margin-left: 2px; }
.band-label { font-size: 0.87rem; opacity: 0.85; }

/* ---------- 10. TÉMOIGNAGES ---------- */
.quotes-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); }
.quote-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-1);
    padding: var(--sp-3);
    display: flex; flex-direction: column;
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease);
}
.quote-card:hover { transform: translateY(-4px); box-shadow: var(--sh-2); }
.stars { color: var(--amber); letter-spacing: 2px; font-size: 0.95rem; }
.quote-card blockquote {
    color: var(--ink-soft); font-size: 0.92rem;
    margin: var(--sp-2) 0; flex: 1;
}
.quote-who { display: flex; align-items: center; gap: 0.75rem; }
.quote-ava {
    width: 42px; height: 42px; flex: none;
    display: grid; place-items: center;
    background: var(--accent-soft); color: var(--accent);
    border-radius: 999px;
    font-weight: 700; font-size: 0.82rem;
}
.quote-who strong { display: block; font-size: 0.9rem; }
.quote-who span span { color: var(--muted); font-size: 0.8rem; }

/* ---------- 11. CTA FINAL ---------- */
.cta-final {
    background: var(--bg-alt);
    border-block: 1px solid var(--line);
    padding: clamp(3.5rem, 7vw, 5.5rem) 0;
    text-align: center;
}
.cta-final h2 { font-size: clamp(1.6rem, 3.4vw, 2.4rem); margin-bottom: 0.75rem; }
.cta-final p { color: var(--ink-soft); max-width: 52ch; margin: 0 auto var(--sp-3); }
.cta-actions { display: flex; flex-wrap: wrap; justify-content: center; gap: 0.75rem; }

/* ---------- 12. HERO DE PAGE ---------- */
.page-hero {
    background: var(--bg-alt);
    border-bottom: 1px solid var(--line);
    padding: clamp(2.5rem, 5vw, 4rem) 0;
}
.crumbs { font-size: 0.85rem; color: var(--muted); margin-bottom: var(--sp-2); }
.crumbs a:hover { color: var(--accent); }
.crumbs span { margin: 0 0.4rem; }
.crumbs .here { color: var(--ink); font-weight: 600; }
.page-hero h1 { font-size: clamp(1.9rem, 4vw, 2.8rem); margin-bottom: 0.75rem; }
.page-hero p { color: var(--ink-soft); max-width: 58ch; }

/* ---------- 13. GRILLE PROJETS ---------- */
.proj-toolbar {
    display: flex; align-items: center; justify-content: space-between;
    gap: var(--sp-2); margin-bottom: var(--sp-3);
}
.filters { display: flex; flex-wrap: wrap; gap: 0.5rem; }
.filter-btn {
    padding: 0.5rem 1.05rem; border-radius: 999px;
    border: 1px solid var(--line); background: var(--card);
    color: var(--ink-soft); font-weight: 600; font-size: 0.88rem;
    transition: background 0.15s var(--ease), color 0.15s var(--ease),
                border-color 0.15s var(--ease), transform 0.15s var(--ease);
}
.filter-btn:hover { border-color: var(--line-strong); color: var(--ink); transform: translateY(-1px); }
.filter-btn.active { background: var(--ink); border-color: var(--ink); color: var(--bg); }
.proj-count { color: var(--muted); font-size: 0.9rem; white-space: nowrap; }
.proj-count strong { color: var(--ink); font-size: 1.05rem; }

.proj-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); }
.proj-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-1);
    overflow: hidden;
    display: flex; flex-direction: column;
    transition: transform 0.2s var(--ease), box-shadow 0.2s var(--ease), border-color 0.2s var(--ease);
}
.proj-card:hover { transform: translateY(-4px); box-shadow: var(--sh-2); border-color: var(--line-strong); }
.proj-card.is-hidden { display: none; }

.proj-media { position: relative; }
.proj-media img { aspect-ratio: 16 / 10; object-fit: cover; width: 100%; }
.proj-year, .proj-cat {
    position: absolute;
    padding: 0.25rem 0.7rem; border-radius: 999px;
    font-size: 0.74rem; font-weight: 700;
    backdrop-filter: blur(6px); -webkit-backdrop-filter: blur(6px);
}
.proj-year { top: 10px; right: 10px; background: rgba(255, 255, 255, .92); color: #101828; }
.proj-cat  { bottom: 10px; left: 10px; background: rgba(16, 24, 40, .78); color: #FFFFFF; }
.proj-cat.acquisition { background: rgba(79, 70, 229, .9); }
.proj-cat.social      { background: rgba(228, 72, 122, .9); }
.proj-cat.seo         { background: rgba(14, 147, 132, .9); }
.proj-cat.email       { background: rgba(181, 71, 8, .92); }

.proj-body { padding: var(--sp-3); display: flex; flex-direction: column; flex: 1; }
.proj-body h3 { font-size: 1.08rem; margin-bottom: 0.5rem; }
.proj-body p { color: var(--ink-soft); font-size: 0.88rem; margin-bottom: var(--sp-2); }
.proj-metric {
    display: inline-flex; align-self: flex-start;
    padding: 0.35rem 0.8rem; border-radius: 999px;
    background: var(--green-soft); color: var(--green-ink);
    font-size: 0.78rem; font-weight: 700;
    margin-bottom: var(--sp-2);
}
.proj-link {
    margin-top: auto;
    color: var(--accent); font-weight: 600; font-size: 0.9rem;
    display: inline-flex; align-items: center; gap: 0.35rem;
    transition: gap 0.15s var(--ease);
}
.proj-link:hover { gap: 0.6rem; text-decoration: underline; }

/* ---------- 14. CONTACT : COORDONNÉES + FORMULAIRE ---------- */
.form-grid { display: grid; grid-template-columns: 0.82fr 1.18fr; gap: var(--sp-3); align-items: start; }

/* Colonne coordonnées */
.field-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-1);
    overflow: hidden;
}
.field-band { height: 8px; background: linear-gradient(90deg, var(--accent), var(--pink)); }
.field-item { padding: var(--sp-3); border-bottom: 1px solid var(--line); }
.field-item:last-child { border-bottom: 0; }
.field-item h3 {
    font-size: 0.78rem; text-transform: uppercase; letter-spacing: 0.08em;
    color: var(--muted); margin-bottom: 0.55rem;
}
.field-item p { font-size: 0.93rem; color: var(--ink-soft); margin-bottom: 0.25rem; }
.field-item a { color: var(--accent); font-weight: 600; }
.field-item a:hover { text-decoration: underline; }

.socials { display: flex; flex-wrap: wrap; gap: 0.55rem; }
.social-btn {
    width: 42px; height: 42px;
    display: grid; place-items: center;
    border: 1px solid var(--line); border-radius: 999px;
    background: var(--bg-alt); color: var(--ink-soft);
    font-weight: 700; font-size: 0.82rem;
    transition: background 0.15s var(--ease), color 0.15s var(--ease),
                border-color 0.15s var(--ease), transform 0.15s var(--ease);
}
.social-btn:hover {
    background: var(--accent); border-color: var(--accent); color: #FFFFFF;
    transform: translateY(-2px);
}

/* Carte formulaire */
.form-card {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-2);
    padding: clamp(1.5rem, 3vw, 2.25rem);
}
.form-head { margin-bottom: var(--sp-3); padding-bottom: var(--sp-2); border-bottom: 1px solid var(--line); }
.form-head h2 { font-size: clamp(1.3rem, 2.6vw, 1.7rem); margin-bottom: 0.4rem; }
.form-head p { color: var(--muted); font-size: 0.9rem; }

/* Alertes */
.alerts { margin-bottom: var(--sp-2); }
.alert {
    display: none;
    padding: 0.8rem 1rem; border-radius: var(--r-md);
    font-weight: 600; font-size: 0.88rem;
    margin-bottom: 0.6rem;
}
.alert.show { display: block; }
.alert-ok { background: var(--green-soft); color: var(--green-ink); }
.alert-ko { background: var(--pink-soft); color: var(--pink-ink); }

/* Champs */
.input { margin-bottom: var(--sp-2); }
.input label {
    display: block; font-size: 0.84rem; font-weight: 600;
    color: var(--ink-soft); margin-bottom: 0.45rem;
}
.input input, .input select, .input textarea {
    width: 100%;
    background: var(--field-bg);
    border: 1px solid var(--line);
    border-radius: 10px;
    padding: 0.7rem 0.9rem;
    font-size: 0.95rem; color: var(--ink);
    transition: border-color 0.15s var(--ease), box-shadow 0.15s var(--ease), background 0.15s var(--ease);
}
.input input::placeholder, .input textarea::placeholder { color: var(--muted); }
.input input:focus, .input select:focus, .input textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px color-mix(in srgb, var(--accent) 18%, transparent);
    background: var(--card);
}
.input textarea { min-height: 140px; resize: vertical; }
.err { display: block; min-height: 1.05rem; margin-top: 0.3rem; font-size: 0.78rem; font-weight: 600; color: var(--danger); }
.input.invalid input, .input.invalid select, .input.invalid textarea { border-color: var(--danger); }
.input.invalid label { color: var(--danger); }

/* ---------- 15. FAQ ---------- */
.faq-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-3); align-items: start; }
.faq-item {
    background: var(--card);
    border: 1px solid var(--line);
    border-radius: var(--r-lg);
    box-shadow: var(--sh-1);
    overflow: hidden;
}
.faq-q {
    width: 100%;
    display: flex; align-items: center; justify-content: space-between; gap: 0.75rem;
    padding: 1.1rem 1.25rem;
    text-align: left; font-weight: 600; font-size: 0.95rem; color: var(--ink);
    transition: background 0.15s var(--ease);
}
.faq-q::after {
    content: "+";
    flex: none;
    width: 26px; height: 26px;
    display: grid; place-items: center;
    background: var(--accent-soft); color: var(--accent);
    border-radius: 999px;
    font-size: 1rem; font-weight: 700; line-height: 1;
    transition: transform 0.2s var(--ease), background 0.2s var(--ease), color 0.2s var(--ease);
}
.faq-q:hover { background: var(--bg-alt); }
.faq-item.open .faq-q::after { content: "−"; transform: rotate(180deg); }
.faq-a { max-height: 0; overflow: hidden; transition: max-height 0.3s var(--ease); }
.faq-a p { padding: 0 1.25rem 1.15rem; color: var(--ink-soft); font-size: 0.88rem; }

/* ---------- 16. FOOTER ---------- */
.site-footer { background: var(--bg-alt); border-top: 1px solid var(--line); padding: var(--sp-5) 0 0; }
.footer-grid { display: grid; grid-template-columns: 1.4fr 1fr; gap: var(--sp-4); padding-bottom: var(--sp-4); }
.footer-grid h4 { font-size: 1.05rem; margin-bottom: var(--sp-2); }
.footer-grid p { color: var(--muted); font-size: 0.88rem; max-width: 46ch; }
.footer-grid a { color: var(--ink-soft); font-weight: 500; }
.footer-grid a:hover { color: var(--accent); text-decoration: underline; }
.footer-bottom {
    border-top: 1px solid var(--line);
    padding: var(--sp-2) 0;
    color: var(--muted); font-size: 0.82rem;
}

/* ---------- 17. RETOUR EN HAUT ---------- */
.to-top {
    position: fixed; right: 22px; bottom: 22px; z-index: 60;
    width: 46px; height: 46px;
    display: grid; place-items: center;
    background: var(--accent); color: #FFFFFF;
    border-radius: 999px;
    box-shadow: var(--sh-2);
    font-size: 1.1rem; font-weight: 700;
    opacity: 0; visibility: hidden; transform: translateY(14px);
    transition: opacity 0.25s var(--ease), transform 0.25s var(--ease),
                visibility 0.25s, background 0.15s var(--ease);
}
.to-top.show { opacity: 1; visibility: visible; transform: translateY(0); }
.to-top:hover { background: var(--accent-hover); transform: translateY(-3px); }

/* ---------- 18. ANIMATIONS D'APPARITION ---------- */
[data-reveal] { opacity: 0; transform: translateY(20px); }
[data-reveal].is-visible {
    opacity: 1; transform: translateY(0);
    transition: opacity 0.55s var(--ease), transform 0.55s var(--ease);
}
@media (prefers-reduced-motion: reduce) {
    [data-reveal], [data-reveal].is-visible { opacity: 1; transform: none; transition: none; }
    * { animation: none !important; transition-duration: 0.01ms !important; }
    html { scroll-behavior: auto; }
}

/* ---------- 19. RESPONSIVE ---------- */
@media (max-width: 1024px) {
    .svc-grid, .quotes-grid, .proj-grid, .faq-grid { grid-template-columns: repeat(2, 1fr); }
    .steps-grid { grid-template-columns: repeat(2, 1fr); }
    .band-grid { grid-template-columns: repeat(2, 1fr); }
    .form-grid { grid-template-columns: 1fr; }
}

@media (max-width: 860px) {
    .nav-links, .nav-cta { display: none; }
    .burger-btn { display: grid; }
    .hero-grid { grid-template-columns: 1fr; }
    .polaroid { order: -1; max-width: 320px; }
    .sec-head { flex-direction: column; align-items: flex-start; }
    .sec-head .sub { text-align: left; }
}

@media (max-width: 640px) {
    .svc-grid, .quotes-grid, .proj-grid, .steps-grid,
    .band-grid, .faq-grid, .footer-grid { grid-template-columns: 1fr; }
    .proj-toolbar { flex-direction: column; align-items: flex-start; }
    .filters { width: 100%; }
    .strip-inner { justify-content: center; }
    .hero h1 { font-size: clamp(1.9rem, 8vw, 2.4rem); }
    .cta-actions { flex-direction: column; align-items: stretch; }
    .to-top { right: 14px; bottom: 14px; }
}