/* ============================================================
   TAM France — Design System
   Palette : navy #111827 + or sobre · serif éditorial
   ============================================================ */

:root {
    /* Couleurs */
    --navy: #111827;
    --navy-90: rgba(17, 24, 39, 0.92);
    --navy-70: rgba(17, 24, 39, 0.7);
    --navy-soft: #1a2238;
    --ink: #111827;
    --ink-soft: #374151;
    --muted: #6b7280;
    --line: #e5e7eb;
    --line-soft: #f1f3f7;
    --paper: #faf8f2;
    --paper-warm: #f4f1e8;
    --white: #ffffff;

    /* Or — sobre, mat, jamais bling */
    --gold: #c9a24a;
    --gold-deep: #a8862f;
    --gold-soft: #d9bf7a;
    --gold-tint: rgba(201, 162, 74, 0.12);

    /* Tokens */
    --radius: 4px;
    --radius-md: 10px;
    --radius-lg: 18px;
    --shadow-sm: 0 2px 8px rgba(17, 24, 39, 0.04);
    --shadow-md: 0 18px 50px rgba(17, 24, 39, 0.08);
    --shadow-lg: 0 30px 80px rgba(17, 24, 39, 0.14);
    --container: 1180px;
    --container-narrow: 880px;

    /* Typo */
    --font-serif: 'Fraunces', 'Cormorant Garamond', Georgia, serif;
    --font-sans: 'Inter', system-ui, -apple-system, 'Segoe UI', Roboto, sans-serif;
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    margin: 0;
    font-family: var(--font-sans);
    color: var(--ink);
    background: var(--white);
    line-height: 1.65;
    -webkit-font-smoothing: antialiased;
    text-rendering: optimizeLegibility;
}
img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font: inherit; }

/* ===== Typographie ===== */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 500;
    color: var(--ink);
    line-height: 1.15;
    letter-spacing: -0.015em;
    margin: 0 0 18px;
}
h1 { font-size: clamp(2.4rem, 5vw, 4rem); font-weight: 400; }
h2 { font-size: clamp(1.9rem, 3.4vw, 2.8rem); font-weight: 400; }
h3 { font-size: clamp(1.2rem, 1.6vw, 1.35rem); font-weight: 500; }
h4 { font-size: 1.05rem; font-weight: 600; font-family: var(--font-sans); letter-spacing: 0.01em; }

p { margin: 0 0 16px; color: var(--ink-soft); }
em { font-style: italic; color: var(--gold-deep); font-family: var(--font-serif); }
strong { color: var(--ink); font-weight: 600; }

.serif { font-family: var(--font-serif); font-weight: 400; }
.gold-text { color: var(--gold-deep); }
.gold-rule {
    display: block;
    width: 48px;
    height: 2px;
    background: var(--gold);
    margin: 0 0 22px;
}
.gold-rule.center { margin-left: auto; margin-right: auto; }

/* ===== Layout ===== */
.container {
    width: 100%;
    max-width: var(--container);
    margin: 0 auto;
    padding: 0 28px;
}
.container.narrow { max-width: var(--container-narrow); }

.section {
    padding: 110px 0;
}
.section.tight { padding: 80px 0; }
.section.dark {
    background: var(--navy);
    color: rgba(250, 248, 242, 0.88);
}
.section.dark h1, .section.dark h2, .section.dark h3, .section.dark h4 { color: var(--paper); }
.section.dark p { color: rgba(250, 248, 242, 0.78); }
.section.paper { background: var(--paper); }
.section.paper-warm { background: var(--paper-warm); }

.eyebrow {
    display: inline-block;
    font-family: var(--font-sans);
    font-size: 0.74rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--gold-deep);
    margin-bottom: 18px;
}
.section.dark .eyebrow { color: var(--gold-soft); }

.section-head {
    max-width: 760px;
    margin: 0 auto 64px;
    text-align: center;
}
.section-head .gold-rule { margin-left: auto; margin-right: auto; }
.section-sub {
    font-size: 1.05rem;
    color: var(--ink-soft);
    max-width: 640px;
    margin: 0 auto;
}
.section.dark .section-sub { color: rgba(250, 248, 242, 0.7); }

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    border-radius: 999px;
    font-weight: 500;
    font-size: 0.95rem;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.25s ease;
    white-space: nowrap;
    letter-spacing: 0.01em;
}
.btn-primary {
    background: var(--navy);
    color: var(--paper);
    border-color: var(--navy);
}
.btn-primary:hover {
    background: transparent;
    color: var(--navy);
    transform: translateY(-1px);
}
.btn-gold {
    background: var(--gold);
    color: var(--navy);
    border-color: var(--gold);
}
.btn-gold:hover {
    background: var(--gold-deep);
    border-color: var(--gold-deep);
    color: var(--paper);
}
.btn-ghost {
    background: transparent;
    color: var(--ink);
    border-color: var(--line);
}
.btn-ghost:hover { border-color: var(--ink); }
.section.dark .btn-ghost {
    color: var(--paper);
    border-color: rgba(250, 248, 242, 0.25);
}
.section.dark .btn-ghost:hover { border-color: var(--gold); color: var(--gold-soft); }

.btn .arrow { transition: transform 0.2s ease; }
.btn:hover .arrow { transform: translateX(4px); }

/* ===== Navbar ===== */
.navbar {
    position: fixed;
    inset: 0 0 auto 0;
    z-index: 80;
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: saturate(140%) blur(14px);
    border-bottom: 1px solid transparent;
    transition: background 0.25s ease, border-color 0.25s ease;
}
.navbar.scrolled {
    background: rgba(255, 255, 255, 0.96);
    border-bottom-color: var(--line);
}
.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 76px;
}
.nav-logo {
    display: inline-flex;
    align-items: baseline;
    gap: 8px;
    font-family: var(--font-serif);
}
.nav-logo .logo-mark {
    font-size: 1.5rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    color: var(--navy);
}
.nav-logo .logo-mark .dot { color: var(--gold); }
.nav-logo .logo-sub {
    font-family: var(--font-sans);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: var(--muted);
    font-weight: 500;
}
.nav-links {
    display: flex;
    align-items: center;
    gap: 34px;
}
.nav-links a {
    font-size: 0.92rem;
    color: var(--ink-soft);
    font-weight: 500;
    position: relative;
    padding: 4px 0;
    transition: color 0.2s ease;
}
.nav-links a:hover { color: var(--ink); }
.nav-links a.active {
    color: var(--ink);
}
.nav-links a.active::after {
    content: "";
    position: absolute;
    left: 0; right: 0; bottom: -4px;
    height: 2px;
    background: var(--gold);
}
.nav-cta {
    background: var(--navy);
    color: var(--paper) !important;
    padding: 10px 20px;
    border-radius: 999px;
    font-size: 0.88rem !important;
}
.nav-cta:hover { background: var(--gold-deep); color: var(--paper) !important; }
.nav-cta::after { display: none !important; }

.nav-toggle {
    display: none;
    background: none;
    border: 0;
    width: 40px; height: 40px;
    flex-direction: column;
    justify-content: center;
    gap: 5px;
    cursor: pointer;
    padding: 0;
}
.nav-toggle span {
    height: 2px;
    background: var(--ink);
    border-radius: 2px;
}

/* ===== Language switcher ===== */
.lang-switcher {
    display: inline-flex;
    align-items: center;
    gap: 2px;
    margin-right: 18px;
    padding: 4px;
    background: var(--paper);
    border: 1px solid var(--line);
    border-radius: 999px;
    font-size: 0.74rem;
    font-weight: 600;
    letter-spacing: 0.1em;
}
.lang-switcher a {
    color: var(--muted);
    padding: 4px 10px;
    border-radius: 999px;
    transition: color 0.2s ease, background 0.2s ease;
    text-decoration: none;
}
.lang-switcher a:hover { color: var(--ink); }
.lang-switcher a.active {
    color: var(--paper);
    background: var(--ink);
}

/* ===== Brand layers — verbes (accroche) + noms (signature) ===== */
.brand-verbs {
    display: inline-flex;
    align-items: baseline;
    flex-wrap: wrap;
    gap: 12px;
    font-family: var(--font-serif);
    font-style: italic;
    font-size: clamp(1.05rem, 1.5vw, 1.25rem);
    letter-spacing: 0.005em;
    margin: 14px 0 22px;
    color: var(--gold-deep);
}
.brand-verbs .sep {
    color: var(--gold);
    font-style: normal;
    opacity: 0.55;
}
.hero .brand-verbs { color: var(--gold-soft); }
.page-hero .brand-verbs {
    font-size: 1rem;
    margin: 8px 0 4px;
}

.brand-signature {
    margin-top: 22px;
    padding-top: 18px;
    border-top: 1px solid rgba(201, 162, 74, 0.25);
    display: flex;
    flex-direction: column;
    gap: 8px;
    max-width: 320px;
}
.brand-signature .sig-label {
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.22em;
    color: rgba(201, 162, 74, 0.75);
    font-weight: 600;
}
.brand-signature .sig-mark {
    font-family: var(--font-serif);
    font-size: 1.05rem;
    color: var(--gold-soft);
    letter-spacing: 0.04em;
    font-weight: 500;
}
.brand-signature .sig-mark .sep {
    color: var(--gold);
    opacity: 0.7;
    padding: 0 6px;
}

/* ===== Hero (page interne) ===== */
.page-hero {
    padding: 160px 0 80px;
    background: var(--paper);
    border-bottom: 1px solid var(--line);
}
.page-hero h1 { max-width: 820px; }
.page-hero .lead {
    font-size: 1.15rem;
    color: var(--ink-soft);
    max-width: 680px;
    margin-top: 18px;
}

/* ===== Hero Accueil ===== */
.hero {
    position: relative;
    padding: 180px 0 120px;
    background: var(--navy);
    color: var(--paper);
    overflow: hidden;
}
.hero::before {
    content: "";
    position: absolute;
    inset: 0;
    background:
        radial-gradient(50% 60% at 80% 10%, rgba(201, 162, 74, 0.18), transparent 60%),
        radial-gradient(40% 50% at 10% 90%, rgba(201, 162, 74, 0.08), transparent 60%);
    pointer-events: none;
}
.hero-grid-bg {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(rgba(201, 162, 74, 0.06) 1px, transparent 1px),
        linear-gradient(90deg, rgba(201, 162, 74, 0.06) 1px, transparent 1px);
    background-size: 64px 64px;
    mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, black 30%, transparent 80%);
    pointer-events: none;
}
.hero-content {
    position: relative;
    max-width: 920px;
}
.hero h1 {
    color: var(--paper);
    font-weight: 300;
}
.hero h1 .accent { color: var(--gold-soft); font-style: italic; }
.hero .lead {
    font-size: clamp(1.05rem, 1.4vw, 1.18rem);
    color: rgba(250, 248, 242, 0.78);
    max-width: 700px;
    margin: 26px 0 40px;
}
.partner-line {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    margin: 18px 0 0;
    padding: 6px 16px 6px 14px;
    background: rgba(201, 162, 74, 0.08);
    border: 1px solid rgba(201, 162, 74, 0.25);
    border-radius: 999px;
    font-size: 0.85rem;
    color: rgba(250, 248, 242, 0.75);
}
.partner-line a {
    color: var(--gold-soft);
    font-weight: 500;
    border-bottom: 1px solid rgba(201, 162, 74, 0.5);
    padding-bottom: 1px;
    transition: color 0.2s ease, border-color 0.2s ease;
}
.partner-line a:hover { color: var(--paper); border-bottom-color: var(--gold-soft); }
.partner-line::before {
    content: "↳";
    color: var(--gold);
    font-size: 0.95rem;
}

.hero-cta {
    display: flex;
    gap: 14px;
    flex-wrap: wrap;
    margin-top: 30px;
    margin-bottom: 70px;
}
.hero-meta {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 0;
    border-top: 1px solid rgba(250, 248, 242, 0.12);
    padding-top: 30px;
}
.hero-meta > div {
    padding: 8px 24px 8px 0;
    border-right: 1px solid rgba(250, 248, 242, 0.10);
}
.hero-meta > div:last-child { border-right: 0; }
.hero-meta strong {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.7rem;
    color: var(--gold-soft);
    margin-bottom: 4px;
    font-weight: 400;
}
.hero-meta span {
    color: rgba(250, 248, 242, 0.6);
    font-size: 0.86rem;
}

/* ===== Pillars / Cards ===== */
.pillars {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 0;
    border-top: 1px solid var(--line);
    border-left: 1px solid var(--line);
}
.pillar {
    padding: 40px 32px;
    border-right: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--white);
    transition: background 0.25s ease;
}
.pillar:hover { background: var(--paper); }
.pillar-num {
    font-family: var(--font-serif);
    font-size: 0.95rem;
    color: var(--gold-deep);
    margin-bottom: 12px;
    letter-spacing: 0.06em;
}
.pillar h3 { margin-bottom: 14px; }
.pillar p { font-size: 0.96rem; margin-bottom: 16px; }
.pillar ul {
    list-style: none;
    padding: 0;
    margin: 0;
    font-size: 0.9rem;
    color: var(--muted);
}
.pillar ul li {
    padding: 4px 0 4px 16px;
    position: relative;
}
.pillar ul li::before {
    content: "—";
    color: var(--gold);
    position: absolute;
    left: 0;
}

/* ===== Manifesto / Quote ===== */
.manifesto {
    text-align: center;
    max-width: 820px;
    margin: 0 auto;
}
.manifesto blockquote {
    font-family: var(--font-serif);
    font-size: clamp(1.5rem, 2.4vw, 2rem);
    font-weight: 300;
    line-height: 1.4;
    margin: 0 0 30px;
    font-style: italic;
}
.manifesto blockquote::before { content: "« "; color: var(--gold); }
.manifesto blockquote::after { content: " »"; color: var(--gold); }
.manifesto cite {
    font-style: normal;
    font-family: var(--font-sans);
    font-size: 0.9rem;
    color: var(--muted);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

/* ===== Founder ===== */
.founder {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 60px;
    align-items: start;
}
.founder-photo {
    aspect-ratio: 4/5;
    background: linear-gradient(135deg, var(--paper-warm) 0%, var(--paper) 100%);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    overflow: hidden;
    position: relative;
    display: grid;
    place-items: center;
    color: var(--muted);
    font-size: 0.85rem;
    text-align: center;
}
.founder-photo.square { aspect-ratio: 1/1; }
.founder-photo img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: contrast(1.04) saturate(0.95);
}
.founder-photo::after {
    content: "";
    position: absolute;
    inset: auto -20% -20% auto;
    width: 60%;
    aspect-ratio: 1;
    background: radial-gradient(circle, var(--gold-tint), transparent 70%);
    pointer-events: none;
}
.founder-photo.has-image::after { display: none; }
.founder-photo.has-image {
    box-shadow:
        0 0 0 1px var(--line),
        0 30px 60px rgba(17, 24, 39, 0.15),
        inset 0 0 0 6px var(--white);
}
.founder-photo.has-image::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(180deg, transparent 60%, rgba(17, 24, 39, 0.18) 100%);
    pointer-events: none;
    z-index: 1;
}
.founder-photo .placeholder-label {
    position: relative;
    z-index: 1;
    padding: 12px 18px;
    background: rgba(255, 255, 255, 0.7);
    border: 1px dashed var(--gold);
    border-radius: var(--radius);
}
.founder-info h3 { font-size: 1.8rem; }
.founder-info .role {
    font-family: var(--font-sans);
    color: var(--gold-deep);
    font-size: 0.95rem;
    letter-spacing: 0.04em;
    margin-bottom: 24px;
}
.credentials {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin: 18px 0 24px;
}
.credential {
    font-size: 0.82rem;
    padding: 6px 14px;
    border: 1px solid var(--line);
    border-radius: 999px;
    color: var(--ink-soft);
    background: var(--white);
}
.credential .star { color: var(--gold); margin-right: 6px; }
.founder-quote {
    border-left: 3px solid var(--gold);
    padding: 4px 0 4px 22px;
    margin: 26px 0 0;
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-style: italic;
    color: var(--ink);
    line-height: 1.5;
}

/* ===== Method timeline ===== */
.method {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 0;
    counter-reset: step;
    border-top: 1px solid var(--line);
}
.method-step {
    padding: 36px 28px;
    border-right: 1px solid var(--line);
    counter-increment: step;
    position: relative;
}
.method-step:last-child { border-right: 0; }
.method-step::before {
    content: "0" counter(step);
    font-family: var(--font-serif);
    font-size: 0.95rem;
    color: var(--gold-deep);
    letter-spacing: 0.06em;
    display: block;
    margin-bottom: 14px;
}
.method-step h4 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 500;
    margin-bottom: 12px;
}
.method-step p { font-size: 0.92rem; margin: 0; }

/* ===== Spectrum (Sales -> Production) ===== */
.spectrum {
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    gap: 30px;
    align-items: stretch;
    margin-top: 60px;
}
.spectrum-block {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 32px;
    box-shadow: var(--shadow-sm);
}
.spectrum-block .label {
    font-size: 0.78rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--gold-deep);
    margin-bottom: 12px;
}
.spectrum-block h3 {
    font-size: 1.4rem;
    margin-bottom: 16px;
}
.spectrum-block ul {
    list-style: none;
    padding: 0;
    margin: 0;
}
.spectrum-block ul li {
    padding: 10px 0;
    border-top: 1px dashed var(--line);
    color: var(--ink-soft);
    font-size: 0.95rem;
}
.spectrum-block ul li:first-child { border-top: 0; }
.spectrum-block ul li strong {
    display: block;
    color: var(--ink);
    font-size: 0.95rem;
    font-weight: 600;
    margin-bottom: 2px;
}
.spectrum-arrow {
    align-self: center;
    color: var(--gold);
    font-family: var(--font-serif);
    font-size: 2rem;
}

/* ===== Cases / Realisations ===== */
.cases {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 24px;
}
.case {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 36px 32px;
    transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease;
    display: flex;
    flex-direction: column;
}
.case:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: var(--gold);
}
.case .sector {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    color: var(--gold-deep);
    margin-bottom: 18px;
}
.case h3 { font-size: 1.3rem; margin-bottom: 14px; }
.case p { font-size: 0.95rem; margin-bottom: 24px; }
.case .kpi {
    margin-top: auto;
    padding-top: 22px;
    border-top: 1px solid var(--line);
    display: flex;
    align-items: baseline;
    gap: 14px;
}
.case .kpi strong {
    font-family: var(--font-serif);
    font-size: 2.2rem;
    font-weight: 400;
    color: var(--gold-deep);
}
.case .kpi span {
    color: var(--muted);
    font-size: 0.9rem;
}
.case.placeholder {
    background: var(--paper);
    border-style: dashed;
    border-color: var(--gold);
    color: var(--muted);
}
.case.placeholder .placeholder-tag {
    display: inline-block;
    font-size: 0.72rem;
    background: var(--gold-tint);
    color: var(--gold-deep);
    padding: 4px 10px;
    border-radius: 4px;
    letter-spacing: 0.1em;
    margin-bottom: 14px;
    text-transform: uppercase;
    font-weight: 600;
}

/* ===== Logos carousel ===== */
.logo-marquee {
    overflow: hidden;
    padding: 30px 0;
    border-top: 1px solid var(--line);
    border-bottom: 1px solid var(--line);
    background: var(--paper);
    position: relative;
}
.logo-marquee::before, .logo-marquee::after {
    content: "";
    position: absolute;
    top: 0; bottom: 0;
    width: 80px;
    z-index: 2;
    pointer-events: none;
}
.logo-marquee::before {
    left: 0;
    background: linear-gradient(90deg, var(--paper), transparent);
}
.logo-marquee::after {
    right: 0;
    background: linear-gradient(-90deg, var(--paper), transparent);
}
.logo-track {
    display: flex;
    gap: 60px;
    animation: marquee 35s linear infinite;
    width: max-content;
}
.logo-item {
    height: 50px;
    min-width: 140px;
    display: grid;
    place-items: center;
    color: var(--muted);
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-style: italic;
    border: 1px dashed var(--line);
    border-radius: 4px;
    padding: 10px 24px;
    background: var(--white);
}
@keyframes marquee {
    from { transform: translateX(0); }
    to { transform: translateX(-50%); }
}

/* ===== Testimonials ===== */
.testimonial {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 36px;
}
.testimonial blockquote {
    margin: 0 0 22px;
    font-family: var(--font-serif);
    font-size: 1.15rem;
    font-style: italic;
    line-height: 1.55;
    color: var(--ink);
}
.testimonial blockquote::before { content: "« "; color: var(--gold); }
.testimonial blockquote::after { content: " »"; color: var(--gold); }
.testimonial .author {
    display: flex;
    align-items: center;
    gap: 14px;
}
.testimonial .author .avatar {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    background: var(--paper-warm);
    border: 1px solid var(--line);
}
.testimonial .author strong { display: block; font-size: 0.95rem; }
.testimonial .author span { font-size: 0.85rem; color: var(--muted); }

/* ===== Values ===== */
.values {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 40px;
}
.value h4 {
    font-family: var(--font-serif);
    font-size: 1.3rem;
    font-weight: 500;
    margin-bottom: 12px;
    color: var(--gold-deep);
}

/* ===== Contact ===== */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 60px;
    align-items: start;
}
.contact-info h3 { font-size: 1.4rem; }
.contact-info-list {
    list-style: none;
    padding: 0;
    margin: 24px 0 0;
}
.contact-info-list li {
    padding: 14px 0;
    border-top: 1px solid var(--line);
    display: flex;
    flex-direction: column;
    gap: 4px;
}
.contact-info-list li:first-child { border-top: 0; }
.contact-info-list .label {
    font-size: 0.78rem;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.16em;
}
.contact-info-list .value {
    color: var(--ink);
    font-size: 1rem;
    font-weight: 500;
}
.contact-info-list a { color: var(--gold-deep); }
.contact-info-list a:hover { color: var(--navy); }

.contact-form {
    background: var(--white);
    border: 1px solid var(--line);
    border-radius: var(--radius-md);
    padding: 40px;
    box-shadow: var(--shadow-md);
    display: grid;
    gap: 18px;
}
.contact-form .row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 18px;
}
.contact-form label {
    display: grid;
    gap: 6px;
    font-size: 0.84rem;
    font-weight: 600;
    color: var(--ink);
}
.contact-form input,
.contact-form select,
.contact-form textarea {
    font: inherit;
    padding: 12px 14px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--paper);
    color: var(--ink);
    transition: border-color 0.2s ease, background 0.2s ease;
    font-weight: 400;
}
.contact-form input:focus,
.contact-form select:focus,
.contact-form textarea:focus {
    outline: none;
    border-color: var(--gold);
    background: var(--white);
}
.form-feedback {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 500;
    padding: 12px 14px;
    border-radius: var(--radius);
    background: var(--gold-tint);
    color: var(--gold-deep);
}
.form-feedback.error {
    background: #fef2f2;
    color: #b91c1c;
}
.form-feedback.success {
    background: #ecfdf5;
    color: #065f46;
}
.contact-form .cf-turnstile { margin: 4px 0 6px; }
.btn:disabled { opacity: 0.65; cursor: wait; transform: none; }

/* ===== CTA Banner ===== */
.cta-banner {
    background: var(--navy);
    color: var(--paper);
    border-radius: var(--radius-md);
    padding: 64px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: "";
    position: absolute;
    inset: -50% -10% auto auto;
    width: 50%;
    aspect-ratio: 1;
    background: radial-gradient(circle, rgba(201, 162, 74, 0.18), transparent 70%);
}
.cta-banner h2 {
    color: var(--paper);
    font-weight: 300;
    max-width: 720px;
    margin: 0 auto 18px;
}
.cta-banner h2 .accent { color: var(--gold-soft); font-style: italic; }
.cta-banner p {
    color: rgba(250, 248, 242, 0.78);
    max-width: 540px;
    margin: 0 auto 30px;
}
.cta-banner .btn { position: relative; z-index: 1; }

/* ===== Footer ===== */
.footer {
    background: var(--navy);
    color: rgba(250, 248, 242, 0.7);
    padding: 70px 0 30px;
    border-top: 1px solid rgba(201, 162, 74, 0.2);
}
.footer-inner {
    display: grid;
    grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
    gap: 50px;
}
.footer-brand .logo-mark {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--paper);
    letter-spacing: 0.04em;
}
.footer-brand .logo-mark .dot { color: var(--gold); }
.footer-brand p {
    margin-top: 14px;
    color: rgba(250, 248, 242, 0.55);
    font-size: 0.92rem;
    max-width: 280px;
}
.footer h4 {
    color: var(--paper);
    font-family: var(--font-sans);
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.18em;
    margin-bottom: 18px;
    font-weight: 600;
}
.footer ul { list-style: none; padding: 0; margin: 0; }
.footer ul li { padding: 6px 0; }
.footer ul a {
    color: rgba(250, 248, 242, 0.65);
    font-size: 0.92rem;
    transition: color 0.2s ease;
}
.footer ul a:hover { color: var(--gold-soft); }
.footer-legal {
    grid-column: 1 / -1;
    margin-top: 40px;
    padding-top: 24px;
    border-top: 1px solid rgba(250, 248, 242, 0.08);
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
    gap: 14px;
    font-size: 0.85rem;
    color: rgba(250, 248, 242, 0.45);
}

/* ===== Placeholder utility ===== */
.placeholder-note {
    display: inline-block;
    font-size: 0.72rem;
    background: var(--gold-tint);
    color: var(--gold-deep);
    padding: 4px 10px;
    border-radius: 4px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    font-weight: 600;
    margin-bottom: 10px;
}

/* ===== Responsive ===== */
@media (max-width: 980px) {
    .founder { grid-template-columns: 1fr; gap: 30px; }
    .method { grid-template-columns: 1fr 1fr; }
    .method-step { border-bottom: 1px solid var(--line); }
    .method-step:nth-child(2n) { border-right: 0; }
    .spectrum { grid-template-columns: 1fr; }
    .spectrum-arrow { transform: rotate(90deg); justify-self: center; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 720px) {
    .nav-links { display: none; }
    .nav-toggle { display: flex; }
    .navbar.open .nav-links {
        display: flex;
        position: absolute;
        top: 76px; left: 0; right: 0;
        background: var(--white);
        flex-direction: column;
        align-items: flex-start;
        padding: 20px 28px;
        border-top: 1px solid var(--line);
        box-shadow: var(--shadow-md);
        gap: 16px;
    }
    .section { padding: 70px 0; }
    .hero { padding: 130px 0 80px; }
    .page-hero { padding: 130px 0 60px; }
    .method { grid-template-columns: 1fr; }
    .method-step { border-right: 0; }
    .contact-form .row { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; gap: 32px; }
    .cta-banner { padding: 40px 28px; }
}