/* ===================================================================
   GEOVTC — Design system
   Palette : Navy #1e3a8a · Green #2c8a3d · Orange #e8632b
   IA Factory · Agents IA autonomes · Drone & Robots Assistance
   =================================================================== */

:root {
    --navy: #1e3a8a;
    --navy-dark: #142966;
    --navy-light: #3b5bdb;
    --green: #2c8a3d;
    --green-dark: #1f6b2d;
    --green-light: #4caf50;
    --orange: #e8632b;
    --orange-dark: #c44d1a;
    --orange-light: #f59e0b;

    --text: #0f172a;
    --text-muted: #475569;
    --text-soft: #64748b;

    --bg: #ffffff;
    --bg-alt: #f8fafc;
    --bg-soft: #f1f5f9;
    --bg-dark: #0a1530;
    --bg-dark-alt: #142251;

    --border: #e2e8f0;
    --border-strong: #cbd5e1;

    --radius: 14px;
    --radius-lg: 20px;
    --radius-sm: 8px;
    --shadow-sm: 0 1px 3px rgba(15, 23, 42, 0.08);
    --shadow: 0 4px 16px rgba(15, 23, 42, 0.08);
    --shadow-md: 0 8px 24px rgba(15, 23, 42, 0.10);
    --shadow-lg: 0 18px 48px rgba(15, 23, 42, 0.14);

    --header-h: 76px;
    --container: 1200px;
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: var(--header-h);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    font-size: 16px;
    line-height: 1.65;
    color: var(--text);
    background: var(--bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, svg { max-width: 100%; height: auto; display: block; }
a { color: var(--navy); text-decoration: none; transition: color .2s; }
a:hover { color: var(--green); }

ul, ol { list-style: none; }
button { font-family: inherit; cursor: pointer; border: none; background: none; }

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

/* ---------- Typography utilities ---------- */
.eyebrow {
    display: inline-block;
    font-size: 13px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.4px;
    color: var(--orange);
    margin-bottom: 14px;
}
.eyebrow-green { color: var(--green); }
.eyebrow-navy  { color: var(--navy); }

h1, h2, h3, h4 { color: var(--text); font-weight: 800; line-height: 1.2; letter-spacing: -0.01em; }
h1 { font-size: clamp(2.1rem, 5vw, 3.4rem); }
h2 { font-size: clamp(1.7rem, 3.6vw, 2.4rem); }
h3 { font-size: 1.25rem; }
h4 { font-size: 1.05rem; }

.lead { font-size: 1.15rem; color: var(--text-muted); line-height: 1.7; }
.text-muted { color: var(--text-muted); }
.text-soft  { color: var(--text-soft); }

.section-title {
    text-align: center;
    margin-bottom: 16px;
}
.section-subtitle {
    text-align: center;
    color: var(--text-muted);
    max-width: 720px;
    margin: 0 auto 56px;
    font-size: 1.1rem;
}

/* ---------- Header ---------- */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    height: var(--header-h);
    background: rgba(255, 255, 255, 0.94);
    backdrop-filter: saturate(180%) blur(12px);
    -webkit-backdrop-filter: saturate(180%) blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 100;
    transition: box-shadow .25s;
}
.header.scrolled { box-shadow: var(--shadow-sm); }

.header-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 24px;
}

.logo-link { display: flex; align-items: center; }
.logo { height: 48px; width: auto; }

.nav { display: flex; align-items: center; gap: 2px; }
.nav-link {
    padding: 10px 14px;
    font-size: 14.5px;
    font-weight: 600;
    color: var(--text);
    border-radius: var(--radius-sm);
    transition: background .15s, color .15s;
}
.nav-link:hover, .nav-link.active {
    color: var(--navy);
    background: var(--bg-soft);
}

.nav-cta {
    margin-left: 12px;
    padding: 11px 22px;
    background: var(--orange);
    color: #fff !important;
    border-radius: 10px;
    font-weight: 700;
    font-size: 14.5px;
    box-shadow: 0 4px 12px rgba(232, 99, 43, 0.30);
    transition: transform .15s, box-shadow .15s, background .15s;
}
.nav-cta:hover {
    background: var(--orange-dark);
    transform: translateY(-1px);
    box-shadow: 0 6px 16px rgba(232, 99, 43, 0.40);
    color: #fff !important;
}

.menu-toggle {
    display: none;
    width: 44px; height: 44px;
    border-radius: 8px;
    align-items: center; justify-content: center;
    color: var(--navy);
}

/* ---------- Language switcher ---------- */
.lang-switcher {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    margin-left: 8px;
    padding: 6px 10px;
    background: var(--bg-soft);
    border-radius: 8px;
    font-size: 13px;
    font-weight: 700;
}
.lang-switcher a {
    color: var(--text-soft);
    padding: 2px 4px;
    transition: color .15s;
    letter-spacing: 0.6px;
}
.lang-switcher a:hover { color: var(--navy); }
.lang-switcher a.active {
    color: var(--navy);
    text-decoration: underline;
    text-decoration-color: var(--orange);
    text-decoration-thickness: 2px;
    text-underline-offset: 4px;
}
.lang-switcher .sep {
    color: var(--border-strong);
    font-weight: 400;
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center; justify-content: center;
    gap: 8px;
    padding: 14px 28px;
    font-size: 15.5px;
    font-weight: 700;
    border-radius: 12px;
    transition: transform .15s, box-shadow .15s, background .15s, color .15s;
    border: 2px solid transparent;
    line-height: 1;
}
.btn-primary {
    background: var(--orange);
    color: #fff !important;
    box-shadow: 0 6px 18px rgba(232, 99, 43, 0.32);
}
.btn-primary:hover {
    background: var(--orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(232, 99, 43, 0.42);
    color: #fff !important;
}
.btn-secondary {
    background: #fff;
    color: var(--navy) !important;
    border-color: var(--border-strong);
}
.btn-secondary:hover {
    border-color: var(--navy);
    color: var(--navy) !important;
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}
.btn-navy {
    background: var(--navy);
    color: #fff !important;
    box-shadow: 0 6px 18px rgba(30, 58, 138, 0.28);
}
.btn-navy:hover {
    background: var(--navy-dark);
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(30, 58, 138, 0.38);
    color: #fff !important;
}
.btn-ghost-light {
    background: rgba(255,255,255,0.10);
    color: #fff !important;
    border-color: rgba(255,255,255,0.30);
}
.btn-ghost-light:hover {
    background: rgba(255,255,255,0.18);
    border-color: rgba(255,255,255,0.55);
    color: #fff !important;
}

/* ---------- Hero ---------- */
.hero {
    position: relative;
    padding: calc(var(--header-h) + 80px) 0 100px;
    background:
        radial-gradient(1100px 600px at 80% -10%, rgba(232, 99, 43, 0.10), transparent 60%),
        radial-gradient(900px 500px at 0% 10%, rgba(30, 58, 138, 0.10), transparent 60%),
        linear-gradient(180deg, #fbfcff 0%, #ffffff 100%);
    overflow: hidden;
}
.hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 64px;
    align-items: center;
}
.hero h1 { margin-bottom: 22px; }
.hero h1 .accent-navy  { color: var(--navy); }
.hero h1 .accent-green { color: var(--green); }
.hero h1 .accent-orange { color: var(--orange); }
.hero-sub {
    font-size: 1.18rem;
    color: var(--text-muted);
    margin-bottom: 32px;
    max-width: 580px;
    line-height: 1.7;
}
.hero-ctas {
    display: flex;
    flex-wrap: wrap;
    gap: 14px;
    margin-bottom: 36px;
}
.hero-bullets {
    display: flex;
    flex-wrap: wrap;
    gap: 20px 28px;
    font-size: 14.5px;
    color: var(--text-muted);
}
.hero-bullets li {
    display: flex;
    align-items: center;
    gap: 8px;
    font-weight: 600;
}
.hero-bullets li::before {
    content: "✓";
    color: var(--green);
    font-weight: 900;
}

/* Hero visual card */
.hero-visual {
    position: relative;
    background: #fff;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    padding: 36px;
    border: 1px solid var(--border);
}
.hero-visual::before {
    content: "";
    position: absolute;
    inset: -2px;
    border-radius: var(--radius-lg);
    background: linear-gradient(135deg, var(--navy), var(--green), var(--orange));
    z-index: -1;
    opacity: 0.18;
    filter: blur(20px);
}
.hero-visual-title {
    display: flex; align-items: center; gap: 12px;
    font-size: 14px; font-weight: 700;
    text-transform: uppercase; letter-spacing: 1.2px;
    color: var(--text-soft);
    margin-bottom: 20px;
}
.hero-visual-title .pulse {
    width: 10px; height: 10px; border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 0 0 rgba(44, 138, 61, 0.6);
    animation: pulse 2s infinite;
}
@keyframes pulse {
    0%   { box-shadow: 0 0 0 0 rgba(44, 138, 61, 0.55); }
    70%  { box-shadow: 0 0 0 14px rgba(44, 138, 61, 0); }
    100% { box-shadow: 0 0 0 0 rgba(44, 138, 61, 0); }
}
.agent-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 12px;
    margin-bottom: 18px;
}
.agent-chip {
    padding: 14px;
    background: var(--bg-alt);
    border: 1px solid var(--border);
    border-radius: 10px;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--navy);
    display: flex; align-items: center; gap: 10px;
    transition: border-color .2s, transform .2s;
}
.agent-chip:hover { border-color: var(--green); transform: translateY(-2px); }
.agent-chip .dot {
    width: 8px; height: 8px; border-radius: 50%;
    background: var(--green);
    flex-shrink: 0;
}
.agent-chip.orange .dot { background: var(--orange); }
.agent-chip.navy   .dot { background: var(--navy); }

.hero-visual-foot {
    display: flex; align-items: center; gap: 10px;
    padding-top: 18px; border-top: 1px solid var(--border);
    font-size: 13px; color: var(--text-soft);
    font-weight: 600;
}

/* ---------- Section base ---------- */
.section {
    padding: 96px 0;
}
.section-alt { background: var(--bg-alt); }
.section-dark {
    background:
        radial-gradient(900px 500px at 10% 0%, rgba(44, 138, 61, 0.16), transparent 60%),
        radial-gradient(800px 400px at 90% 100%, rgba(232, 99, 43, 0.14), transparent 60%),
        linear-gradient(180deg, var(--bg-dark) 0%, var(--bg-dark-alt) 100%);
    color: #e2e8f0;
}
.section-dark h2, .section-dark h3, .section-dark h4 { color: #fff; }
.section-dark .text-muted { color: #94a3b8; }
.section-dark .section-subtitle { color: #cbd5e1; }

/* ---------- Cards generic ---------- */
.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 24px;
}
.cards-grid.cols-2 { grid-template-columns: repeat(auto-fit, minmax(420px, 1fr)); }

.card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
}
.card-icon {
    width: 52px; height: 52px;
    border-radius: 12px;
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 18px;
    font-size: 24px;
}
.card-icon.navy   { background: rgba(30, 58, 138, 0.10); color: var(--navy); }
.card-icon.green  { background: rgba(44, 138, 61, 0.12); color: var(--green); }
.card-icon.orange { background: rgba(232, 99, 43, 0.13); color: var(--orange); }

.card h3 { margin-bottom: 10px; }
.card p { color: var(--text-muted); font-size: 15px; }
.card .card-list {
    margin-top: 14px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
}
.card .card-list li {
    padding: 5px 0 5px 22px;
    position: relative;
    font-size: 14px;
    color: var(--text-muted);
}
.card .card-list li::before {
    content: "›";
    position: absolute;
    left: 6px; top: 4px;
    color: var(--orange);
    font-weight: 900;
}
.card-link {
    display: inline-flex;
    align-items: center; gap: 6px;
    margin-top: 14px;
    font-size: 14px; font-weight: 700;
    color: var(--navy);
}
.card-link::after {
    content: "→";
    transition: transform .2s;
}
.card-link:hover { color: var(--green); }
.card-link:hover::after { transform: translateX(4px); }

/* ---------- Problem section ---------- */
.problem-card {
    background: #fff;
    border-left: 4px solid var(--orange);
    border-radius: 0 12px 12px 0;
    padding: 22px 24px;
    box-shadow: var(--shadow-sm);
    transition: transform .2s, box-shadow .2s;
}
.problem-card:hover {
    transform: translateX(4px);
    box-shadow: var(--shadow);
}
.problem-card h4 {
    color: var(--navy);
    margin-bottom: 6px;
    font-size: 15.5px;
}
.problem-card p {
    font-size: 14.5px;
    color: var(--text-muted);
    margin: 0;
}

/* ---------- Value props ---------- */
.value-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 24px;
    margin-top: 48px;
}
.value-item {
    text-align: center;
}
.value-num {
    display: inline-flex;
    align-items: center; justify-content: center;
    width: 56px; height: 56px;
    border-radius: 14px;
    background: linear-gradient(135deg, var(--navy), var(--navy-light));
    color: #fff;
    font-weight: 800;
    font-size: 20px;
    margin-bottom: 16px;
    box-shadow: 0 8px 18px rgba(30, 58, 138, 0.25);
}
.value-item:nth-child(2) .value-num { background: linear-gradient(135deg, var(--green), var(--green-light)); box-shadow: 0 8px 18px rgba(44, 138, 61, 0.25); }
.value-item:nth-child(3) .value-num { background: linear-gradient(135deg, var(--orange), var(--orange-light)); box-shadow: 0 8px 18px rgba(232, 99, 43, 0.25); }
.value-item:nth-child(4) .value-num { background: linear-gradient(135deg, var(--navy-light), var(--green)); }
.value-item:nth-child(5) .value-num { background: linear-gradient(135deg, var(--green), var(--orange)); }
.value-item h3 { font-size: 1.05rem; margin-bottom: 8px; }
.value-item p { font-size: 14px; color: var(--text-muted); }

/* ---------- Methodology timeline ---------- */
.methodo-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 22px;
}
.methodo-step {
    background: #fff;
    border-radius: var(--radius);
    padding: 26px;
    position: relative;
    border: 1px solid var(--border);
    transition: transform .2s, box-shadow .2s;
}
.methodo-step:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
}
.methodo-step .step-num {
    position: absolute;
    top: -16px; left: 26px;
    width: 36px; height: 36px;
    background: var(--navy);
    color: #fff;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800;
    font-size: 15px;
    box-shadow: 0 4px 12px rgba(30, 58, 138, 0.32);
}
.methodo-step:nth-child(even) .step-num { background: var(--green); box-shadow: 0 4px 12px rgba(44, 138, 61, 0.32); }
.methodo-step:nth-child(3n) .step-num { background: var(--orange); box-shadow: 0 4px 12px rgba(232, 99, 43, 0.32); }
.methodo-step h3 {
    margin-top: 12px;
    margin-bottom: 8px;
    color: var(--navy);
}
.methodo-step p {
    font-size: 14.5px;
    color: var(--text-muted);
}

/* ---------- Lead magnet ---------- */
.lead-magnet {
    background:
        radial-gradient(800px 400px at 100% 0%, rgba(232, 99, 43, 0.20), transparent 60%),
        linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
    color: #fff;
    border-radius: var(--radius-lg);
    padding: 56px 48px;
    display: grid;
    grid-template-columns: 1.2fr 1fr;
    gap: 48px;
    align-items: center;
    overflow: hidden;
    position: relative;
}
.lead-magnet h2 { color: #fff; margin-bottom: 14px; }
.lead-magnet p { color: #cbd5e1; font-size: 1.05rem; margin-bottom: 24px; }
.lead-magnet ul li {
    padding: 6px 0 6px 28px;
    position: relative;
    color: #e2e8f0;
    font-size: 15px;
}
.lead-magnet ul li::before {
    content: "✓";
    position: absolute;
    left: 0; top: 5px;
    width: 20px; height: 20px;
    background: var(--green);
    border-radius: 50%;
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-size: 11px; font-weight: 900;
}

/* ---------- Forms ---------- */
.form-card {
    background: #fff;
    border-radius: var(--radius);
    padding: 32px;
    box-shadow: var(--shadow);
    color: var(--text);
}
.form-card h3 { color: var(--navy); margin-bottom: 6px; }
.form-card .form-sub { color: var(--text-muted); font-size: 14.5px; margin-bottom: 22px; }

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 14px;
    margin-bottom: 14px;
}
.form-group { margin-bottom: 14px; }
.form-group label {
    display: block;
    font-size: 13.5px;
    font-weight: 600;
    color: var(--text);
    margin-bottom: 6px;
}
.form-group label .req { color: var(--orange); }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 12px 14px;
    font-size: 15px;
    font-family: inherit;
    color: var(--text);
    background: #fff;
    border: 1.5px solid var(--border-strong);
    border-radius: 10px;
    transition: border-color .15s, box-shadow .15s;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--navy);
    box-shadow: 0 0 0 3px rgba(30, 58, 138, 0.12);
}
.form-group textarea { min-height: 120px; resize: vertical; }

.form-rgpd {
    display: flex;
    align-items: flex-start;
    gap: 10px;
    padding: 14px;
    background: var(--bg-alt);
    border-radius: 10px;
    margin: 18px 0;
}
.form-rgpd input { margin-top: 3px; width: 16px; height: 16px; }
.form-rgpd label { font-size: 13px; color: var(--text-muted); line-height: 1.55; }

.form-honeypot {
    position: absolute !important;
    left: -9999px !important;
    width: 1px; height: 1px; overflow: hidden;
}

.form-feedback {
    padding: 14px;
    border-radius: 10px;
    margin-top: 16px;
    font-size: 14px;
    font-weight: 600;
    display: none;
}
.form-feedback.ok {
    background: rgba(44, 138, 61, 0.10);
    color: var(--green-dark);
    border: 1px solid rgba(44, 138, 61, 0.30);
    display: block;
}
.form-feedback.err {
    background: rgba(232, 99, 43, 0.10);
    color: var(--orange-dark);
    border: 1px solid rgba(232, 99, 43, 0.30);
    display: block;
}

.form-submit {
    width: 100%;
    padding: 16px;
    background: var(--orange);
    color: #fff;
    font-weight: 700;
    font-size: 16px;
    border-radius: 12px;
    transition: background .15s, transform .15s, box-shadow .15s;
    box-shadow: 0 8px 20px rgba(232, 99, 43, 0.32);
}
.form-submit:hover {
    background: var(--orange-dark);
    transform: translateY(-2px);
    box-shadow: 0 12px 28px rgba(232, 99, 43, 0.40);
}
.form-submit:disabled {
    opacity: 0.6;
    cursor: wait;
    transform: none;
}

/* ---------- CTA Strip ---------- */
.cta-strip {
    background:
        radial-gradient(700px 320px at 0% 0%, rgba(44, 138, 61, 0.18), transparent 60%),
        radial-gradient(700px 320px at 100% 100%, rgba(232, 99, 43, 0.18), transparent 60%),
        linear-gradient(135deg, var(--navy) 0%, var(--navy-dark) 100%);
    color: #fff;
    padding: 72px 0;
    text-align: center;
}
.cta-strip h2 { color: #fff; margin-bottom: 14px; }
.cta-strip p {
    color: #cbd5e1;
    font-size: 1.1rem;
    max-width: 640px;
    margin: 0 auto 28px;
}
.cta-strip .btn-group {
    display: inline-flex; gap: 14px; flex-wrap: wrap; justify-content: center;
}

/* ---------- Agent architecture diagram ---------- */
.agent-arch {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-top: 40px;
}
.arch-block {
    background: #fff;
    border: 2px solid var(--border);
    border-radius: var(--radius);
    padding: 22px 18px;
    text-align: center;
    transition: border-color .2s, transform .2s;
}
.arch-block:hover {
    border-color: var(--green);
    transform: translateY(-3px);
}
.arch-block .arch-icon {
    width: 48px; height: 48px;
    background: rgba(30, 58, 138, 0.10);
    color: var(--navy);
    border-radius: 12px;
    display: inline-flex; align-items: center; justify-content: center;
    font-size: 22px;
    margin-bottom: 12px;
}
.arch-block:nth-child(2) .arch-icon { background: rgba(44, 138, 61, 0.12); color: var(--green); }
.arch-block:nth-child(3) .arch-icon { background: rgba(232, 99, 43, 0.13); color: var(--orange); }
.arch-block:nth-child(4) .arch-icon { background: rgba(59, 91, 219, 0.12); color: var(--navy-light); }
.arch-block:nth-child(5) .arch-icon { background: rgba(44, 138, 61, 0.12); color: var(--green); }
.arch-block:nth-child(6) .arch-icon { background: rgba(232, 99, 43, 0.13); color: var(--orange); }
.arch-block:nth-child(7) .arch-icon { background: rgba(30, 58, 138, 0.10); color: var(--navy); }

.arch-block h4 { margin-bottom: 6px; }
.arch-block p {
    font-size: 13.5px;
    color: var(--text-muted);
    line-height: 1.55;
}

/* ---------- Page hero (interior pages) ---------- */
.page-hero {
    background:
        radial-gradient(900px 400px at 100% 0%, rgba(232, 99, 43, 0.10), transparent 60%),
        radial-gradient(700px 350px at 0% 100%, rgba(44, 138, 61, 0.10), transparent 60%),
        linear-gradient(180deg, #fbfcff 0%, #ffffff 100%);
    padding: calc(var(--header-h) + 70px) 0 60px;
    text-align: center;
}
.page-hero h1 { margin-bottom: 18px; }
.page-hero .lead { max-width: 760px; margin: 0 auto; }
.breadcrumbs {
    font-size: 13.5px;
    color: var(--text-soft);
    margin-bottom: 18px;
}
.breadcrumbs a { color: var(--text-soft); }
.breadcrumbs a:hover { color: var(--navy); }
.breadcrumbs .sep { margin: 0 8px; opacity: 0.5; }

/* ---------- Use case ---------- */
.usecase-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 28px;
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.usecase-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--green);
}
.usecase-tag {
    display: inline-block;
    padding: 4px 10px;
    background: rgba(44, 138, 61, 0.12);
    color: var(--green-dark);
    border-radius: 20px;
    font-size: 12px;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.6px;
    margin-bottom: 14px;
}
.usecase-card h3 { font-size: 1.15rem; margin-bottom: 10px; }
.usecase-card p { color: var(--text-muted); font-size: 14.5px; margin-bottom: 14px; }
.usecase-card .usecase-meta {
    display: flex; gap: 16px;
    padding-top: 14px;
    border-top: 1px solid var(--border);
    font-size: 13px;
    color: var(--text-soft);
}
.usecase-card .usecase-meta strong { color: var(--navy); font-weight: 700; }

/* ---------- Two col section ---------- */
.two-col {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 56px;
    align-items: center;
}
.two-col-image {
    background: linear-gradient(135deg, var(--navy), var(--green));
    border-radius: var(--radius-lg);
    padding: 40px;
    color: #fff;
    box-shadow: var(--shadow-lg);
    min-height: 320px;
    display: flex; flex-direction: column; justify-content: center;
}
.two-col-image h3 { color: #fff; margin-bottom: 14px; font-size: 1.4rem; }
.two-col-image p { color: #e2e8f0; font-size: 15px; }
.two-col-image ul li {
    padding: 6px 0 6px 22px;
    position: relative;
    color: #fff;
    font-size: 14.5px;
    font-weight: 500;
}
.two-col-image ul li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--orange-light);
    font-weight: 900;
}

/* ---------- Pillars (IA Factory) ---------- */
.pillar-list {
    display: grid;
    gap: 18px;
}
.pillar-item {
    display: grid;
    grid-template-columns: 60px 1fr;
    gap: 18px;
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 22px;
    transition: border-color .2s, transform .2s;
}
.pillar-item:hover { border-color: var(--orange); transform: translateX(4px); }
.pillar-num {
    width: 48px; height: 48px;
    border-radius: 12px;
    background: linear-gradient(135deg, var(--navy), var(--green));
    color: #fff;
    display: flex; align-items: center; justify-content: center;
    font-weight: 800;
    font-size: 18px;
}
.pillar-item h4 { color: var(--navy); margin-bottom: 4px; }
.pillar-item p { color: var(--text-muted); font-size: 14.5px; }

/* ---------- Founders ---------- */
.founders-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 28px;
    margin-top: 40px;
}
.founder-card {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 32px;
    display: grid;
    grid-template-columns: 96px 1fr;
    gap: 24px;
    align-items: flex-start;
    transition: transform .2s, box-shadow .2s, border-color .2s;
}
.founder-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--border-strong);
}
.founder-avatar {
    width: 96px; height: 96px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    font-weight: 800;
    font-size: 32px;
    letter-spacing: 1px;
    box-shadow: var(--shadow-md);
    background: linear-gradient(135deg, var(--navy), var(--green));
}
.founder-card:nth-child(2) .founder-avatar {
    background: linear-gradient(135deg, var(--orange), var(--navy));
}
.founder-meta h3 {
    margin-bottom: 4px;
    color: var(--navy);
    font-size: 1.25rem;
}
.founder-title {
    font-size: 13.5px;
    font-weight: 700;
    color: var(--orange);
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 14px;
}
.founder-bio {
    font-size: 14.5px;
    color: var(--text-muted);
    line-height: 1.65;
    margin-bottom: 16px;
}
.founder-email {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--navy);
    padding: 8px 14px;
    background: var(--bg-alt);
    border-radius: 8px;
    border: 1px solid var(--border);
    transition: background .15s, color .15s, border-color .15s;
}
.founder-email:hover {
    background: var(--navy);
    color: #fff;
    border-color: var(--navy);
}
.founder-email::before {
    content: "✉";
    font-size: 15px;
}

.founders-strip {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
    margin-top: 28px;
}
.founders-strip-item {
    display: flex;
    align-items: center;
    gap: 14px;
    padding: 14px;
    background: var(--bg-alt);
    border-radius: 12px;
    border: 1px solid var(--border);
}
.founders-strip-avatar {
    width: 48px; height: 48px;
    border-radius: 50%;
    display: flex; align-items: center; justify-content: center;
    color: #fff;
    font-weight: 800;
    font-size: 16px;
    background: linear-gradient(135deg, var(--navy), var(--green));
    flex-shrink: 0;
}
.founders-strip-item:nth-child(2) .founders-strip-avatar {
    background: linear-gradient(135deg, var(--orange), var(--navy));
}
.founders-strip-item .name {
    font-weight: 700;
    color: var(--navy);
    font-size: 14.5px;
    margin-bottom: 2px;
}
.founders-strip-item .role {
    font-size: 12.5px;
    color: var(--text-soft);
}

/* ---------- Address block ---------- */
.address-block {
    font-style: normal;
    font-size: 14px;
    color: var(--text-muted);
    line-height: 1.65;
}
.address-block strong {
    color: var(--navy);
    display: block;
    margin-bottom: 4px;
    font-size: 15px;
}
.footer .address-block {
    color: #94a3b8;
    margin-top: 16px;
}
.footer .address-block strong {
    color: #fff;
    font-size: 15px;
}
.contact-meta {
    display: grid;
    gap: 18px;
    margin-top: 32px;
    padding: 24px;
    background: var(--bg-alt);
    border-radius: 12px;
    border-left: 4px solid var(--orange);
}
.contact-meta h4 {
    color: var(--navy);
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 0.8px;
    margin-bottom: 4px;
}
.contact-meta a {
    color: var(--orange);
    font-weight: 600;
}

/* ---------- FAQ ---------- */
.faq-item {
    background: #fff;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    margin-bottom: 12px;
    overflow: hidden;
}
.faq-q {
    padding: 18px 22px;
    font-weight: 700;
    color: var(--navy);
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    user-select: none;
}
.faq-q::after {
    content: "+";
    font-size: 22px;
    color: var(--orange);
    font-weight: 400;
    transition: transform .2s;
    flex-shrink: 0;
}
.faq-item.open .faq-q::after { transform: rotate(45deg); }
.faq-a {
    padding: 0 22px;
    max-height: 0;
    overflow: hidden;
    color: var(--text-muted);
    font-size: 15px;
    transition: max-height .25s ease, padding .25s ease;
}
.faq-item.open .faq-a {
    padding: 0 22px 20px;
    max-height: 500px;
}

/* ---------- Footer ---------- */
.footer {
    background: var(--bg-dark);
    color: #cbd5e1;
    padding: 64px 0 28px;
}
.footer-grid {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1fr;
    gap: 48px;
    margin-bottom: 48px;
}
.footer-brand .logo { height: 56px; filter: brightness(1.05); }
.footer-brand p {
    margin-top: 16px;
    font-size: 14px;
    color: #94a3b8;
    line-height: 1.6;
    max-width: 320px;
}
.footer h4 {
    color: #fff;
    font-size: 14px;
    text-transform: uppercase;
    letter-spacing: 1px;
    margin-bottom: 18px;
}
.footer-links li { margin-bottom: 10px; }
.footer-links a {
    color: #cbd5e1;
    font-size: 14.5px;
    transition: color .15s;
}
.footer-links a:hover { color: #fff; }
.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.10);
    padding-top: 24px;
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 12px;
    font-size: 13px;
    color: #94a3b8;
}
.footer-bottom a { color: #94a3b8; }
.footer-bottom a:hover { color: #fff; }

/* ---------- Legal pages ---------- */
.legal-content {
    max-width: 820px;
    margin: 0 auto;
}
.legal-content h2 { margin: 36px 0 12px; color: var(--navy); }
.legal-content p, .legal-content li {
    color: var(--text-muted);
    font-size: 15px;
    line-height: 1.75;
    margin-bottom: 12px;
}
.legal-content ul li {
    padding-left: 22px;
    position: relative;
}
.legal-content ul li::before {
    content: "▸";
    position: absolute;
    left: 0;
    color: var(--orange);
}

/* ---------- Responsive ---------- */
@media (max-width: 960px) {
    .hero-grid,
    .two-col,
    .lead-magnet { grid-template-columns: 1fr; gap: 40px; }
    .lead-magnet { padding: 40px 28px; }
    .methodo-grid { grid-template-columns: repeat(2, 1fr); }
    .agent-arch   { grid-template-columns: repeat(2, 1fr); }
    .footer-grid  { grid-template-columns: 1fr 1fr; gap: 32px; }
    .founders-grid { grid-template-columns: 1fr; }
    .founders-strip { grid-template-columns: 1fr; }
    .section { padding: 72px 0; }
}

@media (max-width: 720px) {
    .nav {
        display: none;
        position: absolute;
        top: var(--header-h);
        left: 0; right: 0;
        flex-direction: column;
        background: #fff;
        padding: 16px;
        border-bottom: 1px solid var(--border);
        box-shadow: var(--shadow-md);
        gap: 4px;
    }
    .nav.open { display: flex; }
    .nav-link { width: 100%; padding: 12px; }
    .nav-cta  { width: 100%; text-align: center; margin-left: 0; margin-top: 8px; }
    .menu-toggle { display: flex; }

    .hero { padding: calc(var(--header-h) + 50px) 0 64px; }
    .form-row { grid-template-columns: 1fr; }
    .methodo-grid,
    .agent-arch,
    .cards-grid.cols-2 { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr; }
    .hero-visual { padding: 24px; }
    .agent-grid { grid-template-columns: 1fr; }
    .section { padding: 56px 0; }
    .lead-magnet { padding: 32px 22px; }
    .founder-card { grid-template-columns: 1fr; text-align: center; padding: 28px 22px; }
    .founder-avatar { margin: 0 auto; }
    .founder-email { display: inline-flex; }
}