/* ===== CAVALIER STUDIOS — Mobile-First Design System ===== */

:root {
    --primary: #0f172a;
    --accent: #d97706;
    --accent-hover: #b45309;
    --text: #334155;
    --text-light: #64748b;
    --bg: #f8fafc;
    --white: #ffffff;
    --border: #e2e8f0;
    --heading: 'Poppins', sans-serif;
    --body: 'Inter', sans-serif;
    --shadow-sm: 0 1px 3px rgba(0,0,0,.08);
    --shadow-md: 0 4px 12px rgba(0,0,0,.08);
    --shadow-lg: 0 12px 24px rgba(0,0,0,.1);
    --radius: .625rem;
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; }

body {
    font-family: var(--body);
    line-height: 1.65;
    margin: 0;
    padding: 0;
    color: var(--text);
    background-color: var(--bg);
    background-image: 
        /* Grid Pattern */
        linear-gradient(rgba(15, 23, 42, 0.03) 1px, transparent 1px),
        linear-gradient(90deg, rgba(15, 23, 42, 0.03) 1px, transparent 1px),
        /* Subtle Color Blobs */
        radial-gradient(1200px 600px at 10% -10%, rgba(217,119,6,0.05), transparent 60%),
        radial-gradient(900px 500px at 90% 10%, rgba(15,23,42,0.03), transparent 55%);
    
    background-size: 
        40px 40px,   /* Grid H */
        40px 40px,   /* Grid V */
        100% 100%,   /* Radial 1 */
        100% 100%;   /* Radial 2 */
        
    background-position: 
        0 0,
        0 0,
        0 0,
        0 0;
        
    background-repeat: 
        repeat,
        repeat,
        no-repeat,
        no-repeat;
        
    background-attachment: 
        scroll,
        scroll,
        scroll,
        scroll;
    -webkit-font-smoothing: antialiased;
}

body::after {
    content: '♞';
    position: fixed;
    right: 2rem;
    bottom: 1rem;
    font-family: 'Times New Roman', Georgia, serif;
    font-size: clamp(10rem, 22vw, 18rem);
    line-height: 1;
    color: rgba(148, 163, 184, 0.12);
    pointer-events: none;
    z-index: 9999;
    transform: rotate(-5deg);
}

header,
main,
section,
footer {
    position: relative;
    z-index: 1;
}

header .container,
section .container,
footer .container {
    position: relative;
    z-index: 3;
}

h1, h2, h3, h4 {
    font-family: var(--heading);
    color: var(--primary);
    margin: 0 0 .75rem;
    letter-spacing: -.02em;
    line-height: 1.2;
}

p { margin: 0 0 1rem; }

a {
    color: var(--accent);
    text-decoration: none;
    transition: color .2s;
}
a:hover { color: var(--accent-hover); }

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

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.25rem;
}

/* ── Section title underline ── */
.section-title {
    text-align: center;
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    margin-bottom: 2.5rem;
    position: relative;
    padding-bottom: .75rem;
}
.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 48px;
    height: 3px;
    background: var(--accent);
    border-radius: 2px;
}

/* ===== HEADER ===== */
header {
    background: var(--white);
    position: sticky;
    top: 0;
    z-index: 100;
    box-shadow: var(--shadow-sm);
    padding: .75rem 0;
}

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

.logo-block {
    display: flex;
    align-items: center;
    gap: .75rem;
    text-decoration: none;
}

.logo {
    height: 40px;
    width: auto;
    flex-shrink: 0;
}

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

.logo-text .brand {
    font-family: var(--heading);
    font-weight: 700;
    font-size: 1.15rem;
    color: var(--primary);
    line-height: 1.2;
}

.logo-text .tagline {
    font-size: .7rem;
    color: var(--text-light);
    line-height: 1.3;
    max-width: 220px;
}

header nav { margin-left: auto; }

header nav a {
    color: var(--text);
    font-size: .85rem;
    font-weight: 500;
    padding: .5rem .75rem;
    border-radius: var(--radius);
    transition: background .2s, color .2s;
}
header nav a:hover {
    background: var(--bg);
    color: var(--accent);
}

/* ===== HERO ===== */
.hero {
    position: relative;
    background-size: cover;
    background-position: center;
    min-height: 70vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 4rem 1.25rem;
    text-align: center;
    color: var(--white);
}

.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        radial-gradient(120% 120% at 20% -10%, rgba(35, 64, 110, 0.55) 0%, rgba(12, 18, 38, 0.85) 60%),
        linear-gradient(180deg, rgba(8, 16, 34, 0.85) 0%, rgba(3, 8, 18, 0.92) 100%);
    z-index: 0;
}

.hero::after {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255, 255, 255, 0.08) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.08) 1px, transparent 1px);
    background-size: 36px 36px;
    opacity: 0.35;
    z-index: 1;
    pointer-events: none;
}

.hero-content {
    position: relative;
    z-index: 3;
    max-width: 720px;
}

.hero h1,
.hero h2 {
    color: var(--white);
    font-size: clamp(1.75rem, 5vw, 3rem);
    margin-bottom: 1.25rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(.95rem, 2.5vw, 1.2rem);
    color: rgba(255,255,255,.85);
    margin: 0 auto 2rem;
    max-width: 600px;
    line-height: 1.6;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: .75rem;
    justify-content: center;
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--accent);
    color: var(--white);
    padding: .85rem 1.75rem;
    border-radius: 50px;
    font-family: var(--heading);
    font-weight: 600;
    font-size: .9rem;
    border: 2px solid transparent;
    cursor: pointer;
    transition: transform .2s, background .2s, box-shadow .2s;
    box-shadow: var(--shadow-sm);
    min-height: 48px; /* Touch target */
    text-decoration: none;
}

.btn:hover {
    background: var(--accent-hover);
    color: var(--white);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background: transparent;
    color: var(--accent);
    border: 2px solid var(--accent);
    box-shadow: none;
}

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

/* ===== ABOUT ===== */
.about {
    padding: 4rem 1.25rem;
    position: relative;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(5px);
}

.about .container { max-width: 800px; }

.about h2 { text-align: center; font-size: clamp(1.5rem, 4vw, 2.25rem); margin-bottom: 2rem; }

.about-content {
    font-size: clamp(.95rem, 2vw, 1.1rem);
    line-height: 1.85;
}

.about-content p { margin-bottom: 1.25rem; }

.about-content strong { color: var(--primary); }

/* ===== METHODOLOGY ===== */
.methodology {
    background:
        linear-gradient(180deg, #f1f5f9 0%, var(--bg) 100%),
        radial-gradient(600px 400px at 85% 10%, rgba(217,119,6,0.08), transparent 60%);
    padding: 4rem 1.25rem;
}

/* ===== METHODOLOGY ===== */
.methodology {
    padding: 4rem 1.25rem;
    background: rgba(241, 245, 249, 0.7);
    backdrop-filter: blur(5px);
    border-top: 1px solid rgba(255,255,255,0.5);
    border-bottom: 1px solid rgba(255,255,255,0.5);
}

.methodology h2 {
    text-align: center;
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    margin-bottom: 2.5rem;
}

.method-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2rem;
}

.method-step {
    background: var(--white);
    border-radius: var(--radius);
    padding: 1.75rem;
    position: relative;
    border-left: 3px solid var(--accent);
    box-shadow: var(--shadow-sm);
}

.step-number {
    font-family: var(--heading);
    font-weight: 700;
    font-size: .75rem;
    color: var(--accent);
    text-transform: uppercase;
    letter-spacing: .08em;
    display: block;
    margin-bottom: .5rem;
}

.method-step h3 {
    font-size: 1.1rem;
    margin-bottom: .5rem;
}

.method-step p {
    font-size: .9rem;
    color: var(--text-light);
    margin: 0;
}

/* ===== PROJECTS ===== */
.realisations {
    padding: 4rem 1.25rem;
    max-width: 1200px;
    margin: 0 auto;
    background:
        radial-gradient(900px 500px at 20% 0%, rgba(15,23,42,0.06), transparent 55%);
}

.realisations h2 {
    text-align: center;
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    margin-bottom: 2.5rem;
}

.project-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.project-card {
    background: var(--white);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    transition: transform .25s, box-shadow .25s;
}

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

.project-card img {
    width: 100%;
    height: 200px;
    object-fit: cover;
}

.project-content {
    padding: 1.5rem;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-content h3 {
    font-size: 1.2rem;
    margin-bottom: .75rem;
}

.project-content p {
    font-size: .9rem;
    color: var(--text-light);
    flex-grow: 1;
    margin-bottom: 1.25rem;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: .4rem;
    margin-bottom: 1rem;
}

.tag {
    background: #f1f5f9;
    color: var(--text-light);
    padding: .2rem .65rem;
    border-radius: 9999px;
    font-size: .7rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: .03em;
}

.project-card .btn {
    align-self: flex-start;
    padding: .6rem 1.25rem;
    font-size: .8rem;
    border-radius: var(--radius);
}

/* ===== SERVICES ===== */
.services {
    padding: 4rem 1.25rem;
    max-width: 100%;
    background: rgba(241, 245, 249, 0.7);
    backdrop-filter: blur(5px);
    border-top: 1px solid rgba(255,255,255,0.5);
    border-bottom: 1px solid rgba(255,255,255,0.5);
}
.service-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.25rem;
}

.service-card {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 2rem 1.5rem;
    text-align: center;
    transition: transform .25s, box-shadow .25s;
}

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

.service-card i {
    font-size: 2rem;
    color: var(--accent);
    margin-bottom: 1rem;
    display: block;
}

.service-card h3 {
    font-size: 1.1rem;
    margin-bottom: .5rem;
}

.service-card p {
    font-size: .9rem;
    color: var(--text-light);
    margin: 0;
}

/* ===== CONTACT ===== */
.contact {
    padding: 4rem 1.25rem;
    max-width: 100%;
    margin: 0 auto;
    background: rgba(255, 255, 255, 0.7);
    backdrop-filter: blur(5px);
}
.contact .container { max-width: 1200px; margin: 0 auto; }

.contact h2 {
    text-align: center;
    font-size: clamp(1.5rem, 4vw, 2.25rem);
    margin-bottom: .5rem;
}

.contact > .container > p {
    text-align: center;
    color: var(--text-light);
    margin-bottom: 2rem;
}

form {
    background: var(--white);
    box-shadow: var(--shadow-md);
    max-width: 600px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
}

input, textarea {
    width: 100%;
    padding: .9rem 1rem;
    margin-bottom: 1rem;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-family: var(--body);
    font-size: 1rem;
    color: var(--text);
    transition: border-color .2s, box-shadow .2s;
    appearance: none;
    -webkit-appearance: none;
    min-height: 48px; /* Touch */
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--accent);
    box-shadow: 0 0 0 3px rgba(217,119,6,.12);
}

form .btn { width: 100%; }

.contact-direct {
    background: var(--white);
    box-shadow: var(--shadow-md);
    max-width: 700px;
    margin: 0 auto;
    padding: 2rem 1.25rem;
    border-radius: var(--radius);
    text-align: center;
    overflow-wrap: break-word;
    word-break: break-word;
}

.contact-direct a {
    overflow-wrap: break-word;
    word-break: break-all;
}

.contact-direct-intro {
    color: var(--text-light);
    margin-bottom: 1.25rem;
}

.contact-direct p {
    margin-bottom: .75rem;
}

/* ===== FOOTER ===== */
footer {
    background: var(--primary);
    color: #94a3b8;
    text-align: center;
    padding: 2.5rem 1.25rem;
    margin-top: 3rem;
}

footer p { margin: 0; font-size: .85rem; }

.footer-links {
    margin-top: .5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1.25rem;
    flex-wrap: wrap;
}

.footer-links a {
    color: #cbd5e1;
    text-decoration: underline;
    text-underline-offset: 2px;
}

.footer-links a:hover {
    color: #ffffff;
}

.footer-links .fab {
    margin-right: .3rem;
}

/* ===== BURGER BUTTON ===== */
.burger-btn {
    display: none;
    flex-direction: column;
    justify-content: space-between;
    width: 26px;
    height: 18px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    flex-shrink: 0;
}

.burger-btn span {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--primary);
    border-radius: 2px;
    transition: transform .25s ease, opacity .2s ease;
}

.burger-btn.is-open span:nth-child(1) { transform: translateY(8px) rotate(45deg); }
.burger-btn.is-open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.burger-btn.is-open span:nth-child(3) { transform: translateY(-8px) rotate(-45deg); }

/* ===== RESPONSIVE — Mobile-only (< 640px) ===== */
@media (max-width: 639px) {
    .logo-text .tagline { display: none; }
    .logo-text .brand { font-size: 1rem; }

    .logo-block { flex: 1; } /* push lang-toggle + burger to right */

    .burger-btn { display: flex; }

    header nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: var(--white);
        border-top: 2px solid var(--accent);
        box-shadow: var(--shadow-md);
        flex-direction: column;
        padding: .5rem 0;
        z-index: 200;
        margin-left: 0;
    }

    header nav.nav-open { display: flex; }

    header nav a {
        padding: .9rem 1.25rem;
        font-size: .95rem;
        border-radius: 0;
        border-bottom: 1px solid var(--border);
    }

    header nav a:last-child { border-bottom: none; }
}

/* ===== RESPONSIVE — Tablet (≥640px) ===== */
@media (min-width: 640px) {
    .container { padding: 0 2rem; }

    .logo { height: 56px; }
    .logo-text .brand { font-size: 1.3rem; }

    .hero { min-height: 75vh; padding: 5rem 2rem; }

    .about, .methodology, .realisations, .services, .contact {
        padding: 5rem 2rem;
    }

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

    form { padding: 2.5rem; }
}

/* ===== RESPONSIVE — Desktop (≥1024px) ===== */
@media (min-width: 1024px) {
    .logo { height: 72px; }
    .logo-text .brand { font-size: 1.4rem; }
    .logo-text .tagline { max-width: 280px; }

    .hero { min-height: 80vh; }

    .about, .methodology, .realisations, .services, .contact {
        padding: 6rem 2rem;
    }

    .method-grid { grid-template-columns: repeat(4, 1fr); }
    .project-grid { grid-template-columns: repeat(3, 1fr); }
    .service-grid { grid-template-columns: repeat(3, 1fr); }

    .project-card img { height: 220px; }

    form { padding: 3rem; }
}

/* ====================================================
   MULTI-PAGE ADDITIONS
   ==================================================== */

/* ── Active nav link ── */
header nav a.nav-active {
    color: var(--accent);
    background: rgba(217,119,6,.07);
}

/* ── Page hero (inner pages — no background image) ── */
.page-hero {
    background: var(--primary);
    color: var(--white);
    padding: 4rem 1.25rem 3rem;
    position: relative;
    overflow: hidden;
}

.page-hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(255,255,255,.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255,255,255,.06) 1px, transparent 1px);
    background-size: 36px 36px;
    opacity: .35;
    pointer-events: none;
}

.page-hero h1 {
    color: var(--white);
    font-size: clamp(1.75rem, 5vw, 2.75rem);
    margin-bottom: .75rem;
    position: relative;
    z-index: 1;
}

.page-hero p {
    color: rgba(255,255,255,.8);
    font-size: clamp(.95rem, 2.5vw, 1.1rem);
    max-width: 700px;
    line-height: 1.7;
    margin: 0;
    position: relative;
    z-index: 1;
}

@media (min-width: 640px) {
    .page-hero { padding: 5rem 2rem 4rem; }
}

/* ── Builds section (homepage) ── */
.builds {
    padding: 4rem 1.25rem;
}

.builds-note {
    text-align: center;
    color: var(--text-light);
    font-size: .85rem;
    font-style: italic;
    margin-top: 2rem;
    max-width: 640px;
    margin-left: auto;
    margin-right: auto;
    border-top: 1px solid var(--border);
    padding-top: 1.25rem;
}

@media (min-width: 640px) { .builds { padding: 5rem 2rem; } }
@media (min-width: 1024px) { .builds { padding: 6rem 2rem; } }

/* ── Home CTA section ── */
.home-cta {
    background: var(--primary);
    padding: 4rem 1.25rem;
    text-align: center;
}

.home-cta-inner {
    max-width: 680px;
}

.home-cta h2 {
    color: var(--white);
    font-size: clamp(1.4rem, 4vw, 2rem);
    margin-bottom: .75rem;
}

.home-cta p {
    color: rgba(255,255,255,.75);
    margin-bottom: 2rem;
    font-size: 1rem;
}

@media (min-width: 640px)  { .home-cta { padding: 5rem 2rem; } }
@media (min-width: 1024px) { .home-cta { padding: 5.5rem 2rem; } }

/* ── Project tiers (projets.html) ── */
.project-tier {
    padding: 4rem 1.25rem;
}

.tier-header {
    margin-bottom: 2.5rem;
    border-left: 3px solid var(--accent);
    padding-left: 1.25rem;
}

.tier-header h2 {
    font-size: clamp(1.25rem, 3.5vw, 1.75rem);
    margin-bottom: .35rem;
}

.tier-header p {
    color: var(--text-light);
    font-size: .9rem;
    margin: 0;
}

.project-detail-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
}

/* ── Project detail card ── */
.project-detail-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    overflow: hidden;
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition: box-shadow .25s;
}

.project-detail-card:hover {
    box-shadow: var(--shadow-lg);
}

.project-preview {
    width: 100%;
    height: 220px;
    object-fit: cover;
    background: var(--bg);
    border-bottom: 1px solid var(--border);
}

.project-detail-header {
    padding: 1.75rem 1.75rem 1.25rem;
    border-bottom: 1px solid var(--border);
}

.tier-badge {
    display: inline-block;
    font-size: .65rem;
    font-weight: 700;
    letter-spacing: .1em;
    text-transform: uppercase;
    padding: .2rem .65rem;
    border-radius: 9999px;
    margin-bottom: .75rem;
}

.tier-built {
    background: rgba(217,119,6,.1);
    color: var(--accent-hover);
    border: 1px solid rgba(217,119,6,.25);
}

.tier-directed {
    background: rgba(15,23,42,.07);
    color: var(--primary);
    border: 1px solid rgba(15,23,42,.18);
}

.project-detail-header h3 {
    font-size: 1.2rem;
    margin-bottom: .35rem;
}

.project-tagline {
    font-size: .85rem;
    color: var(--text-light);
    margin: 0 0 .85rem;
}

.project-detail-body {
    padding: 1.5rem 1.75rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.project-description {
    font-size: .92rem;
    color: var(--text);
    line-height: 1.75;
    margin: 0;
}

.project-focus,
.project-demonstrates {
    padding-top: 1rem;
    border-top: 1px solid var(--border);
}

.project-focus h4,
.project-demonstrates h4 {
    font-size: .7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--text-light);
    margin-bottom: .6rem;
}

.project-focus ul {
    margin: 0;
    padding-left: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: .3rem;
}

.project-focus ul li,
.project-focus p,
.project-demonstrates p {
    font-size: .88rem;
    color: var(--text);
    line-height: 1.65;
    margin: 0;
}

.project-detail-footer {
    padding: 1.25rem 1.75rem 1.75rem;
    display: flex;
    gap: .75rem;
    flex-wrap: wrap;
}

.btn-status {
    background: transparent;
    color: var(--text-light);
    border: 1px solid var(--border);
    cursor: default;
    font-size: .8rem;
    padding: .6rem 1.1rem;
    border-radius: var(--radius);
    font-family: var(--heading);
    font-weight: 600;
    display: inline-flex;
    align-items: center;
    min-height: 40px;
}

.project-detail-card .btn {
    font-size: .82rem;
    padding: .6rem 1.25rem;
    border-radius: var(--radius);
    min-height: 40px;
}

@media (min-width: 640px) {
    .project-tier { padding: 5rem 2rem; }
    #tier1-container { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
    .project-detail-grid { grid-template-columns: repeat(3, 1fr); }
    #tier1-container { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 860px; margin-left: auto; margin-right: auto; }
    .project-tier { padding: 6rem 2rem; }
}

/* ── Offres section (offres.html) ── */
.offres-section {
    padding: 4rem 1.25rem;
}

.offres-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.75rem;
}

.offre-card {
    background: var(--white);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-sm);
    display: flex;
    flex-direction: column;
    transition: box-shadow .25s;
}

.offre-card:hover {
    box-shadow: var(--shadow-lg);
}

.offre-card-header {
    padding: 2rem 2rem 1.5rem;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: flex-start;
    gap: 1rem;
}

.offre-card-header i {
    font-size: 1.4rem;
    color: var(--accent);
    margin-top: .15rem;
    flex-shrink: 0;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(217,119,6,.08);
    border-radius: 50%;
}

.offre-card-header h3 {
    font-size: 1.15rem;
    margin: 0;
    align-self: center;
}

.offre-card-body {
    padding: 1.5rem 2rem;
    flex-grow: 1;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

.offre-section {
    padding-bottom: 1rem;
    border-bottom: 1px solid var(--border);
}

.offre-section:last-child {
    border-bottom: none;
    padding-bottom: 0;
}

.offre-label {
    display: block;
    font-size: .65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: .1em;
    color: var(--text-light);
    margin-bottom: .5rem;
}

.offre-section p {
    font-size: .9rem;
    color: var(--text);
    margin: 0;
    line-height: 1.65;
}

.offre-section ul {
    margin: 0;
    padding-left: 1.25rem;
    display: flex;
    flex-direction: column;
    gap: .3rem;
}

.offre-section ul li {
    font-size: .9rem;
    color: var(--text);
    line-height: 1.6;
}

.offre-lead {
    font-weight: 600;
}

.offre-split {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.offre-box {
    background: var(--bg);
    border: 1px solid var(--border);
    border-radius: calc(var(--radius) - .1rem);
    padding: 1rem;
}

.offre-box ul {
    margin: 0;
    padding-left: 1.15rem;
}

@media (min-width: 640px) {
    .offre-split { grid-template-columns: 1fr 1fr; }
}

@media (min-width: 1024px) {
    .offre-split { grid-template-columns: 1fr; }
}

.offre-not .offre-label {
    color: #dc2626;
}

.offre-not p {
    color: var(--text-light);
    font-size: .85rem;
}

.offre-card-footer {
    padding: 1.25rem 2rem 2rem;
}

.offre-card-footer .btn {
    font-size: .85rem;
    padding: .65rem 1.4rem;
    border-radius: var(--radius);
    min-height: 44px;
}

@media (min-width: 640px) { .offres-section { padding: 5rem 2rem; } }

@media (min-width: 1024px) {
    .offres-grid { grid-template-columns: repeat(3, 1fr); }
    .offres-section { padding: 6rem 2rem; }
}

/* ── About page ── */
.about-section {
    padding: 4rem 1.25rem;
}

.about-container {
    max-width: 800px;
}

.about-block h2 {
    font-size: clamp(1.2rem, 3vw, 1.6rem);
    margin-bottom: 1.25rem;
    padding-bottom: .6rem;
    border-bottom: 2px solid var(--accent);
    display: inline-block;
}

.about-block p {
    font-size: clamp(.95rem, 2vw, 1.05rem);
    line-height: 1.85;
    color: var(--text);
    max-width: 720px;
}

.approach-steps {
    margin: 0;
    padding-left: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: .75rem;
    counter-reset: steps;
}

.approach-steps li {
    font-size: clamp(.9rem, 2vw, 1rem);
    color: var(--text);
    line-height: 1.7;
    padding-left: .5rem;
}

@media (min-width: 640px)  { .about-section { padding: 5rem 2rem; } }
@media (min-width: 1024px) { .about-section { padding: 6rem 2rem; } }