/* ==========================================================================
   CONTACT — editorial split
   ========================================================================== */

.contact-hero {
    padding: clamp(120px, 16vw, 200px) var(--gutter) var(--s-12);
    border-bottom: 1px solid var(--rule);
}

.contact-hero-inner {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1.3fr 1fr;
    gap: clamp(40px, 6vw, 96px);
    align-items: end;
}

.contact-hero h1 {
    font-size: clamp(2.8rem, 7vw, 5.6rem);
    line-height: 0.96;
    letter-spacing: -0.04em;
    font-variation-settings: "opsz" 144, "SOFT" 70;
}

.contact-hero h1 em { color: var(--navy); font-style: italic; }

.contact-hero-meta {
    display: flex;
    flex-direction: column;
    gap: var(--s-3);
    align-items: flex-end;
    text-align: right;
}

.contact-hero p.lead { margin-top: var(--s-6); max-width: 60ch; }

/* Channels grid */
.channels {
    padding: var(--section-pad) var(--gutter);
}

.channels-inner {
    max-width: var(--container);
    margin: 0 auto;
}

.channels-head {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--s-12);
    margin-bottom: var(--s-12);
    align-items: end;
}

.channels-head h2 {
    font-size: clamp(2rem, 4vw, 3.4rem);
    line-height: 1;
    letter-spacing: -0.03em;
}

.channels-head p {
    font-size: var(--text-lg);
    color: var(--mute);
    line-height: 1.6;
    max-width: 56ch;
}

.channels-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1px;
    background: var(--rule);
    border: 1px solid var(--rule);
    border-radius: var(--r-md);
    overflow: hidden;
}

.channel {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    padding: var(--s-10) var(--s-8);
    background: var(--paper);
    text-decoration: none;
    transition: background-color var(--t);
    min-height: 240px;
}

[data-theme="dark"] .channel { background: var(--paper-warm); }

.channel:hover { background: var(--stone); }

[data-theme="dark"] .channel:hover { background: var(--stone); }

.channel-head {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--s-8);
}

.channel-num {
    font-family: var(--font-mono);
    font-size: var(--text-2xs);
    letter-spacing: 0.16em;
    color: var(--mute-soft);
    text-transform: uppercase;
}

.channel-arrow {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    border: 1px solid var(--rule-strong);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--ink);
    transition: background-color var(--t), border-color var(--t), transform var(--t);
}

.channel:hover .channel-arrow {
    background: var(--ink);
    color: var(--paper);
    border-color: var(--ink);
    transform: translate(2px, -2px);
}

.channel h3 {
    font-family: var(--font-display);
    font-size: clamp(1.6rem, 3vw, 2.4rem);
    font-weight: 500;
    letter-spacing: -0.02em;
    line-height: 1.05;
    color: var(--ink);
    margin-bottom: var(--s-4);
    font-variation-settings: "opsz" 100, "SOFT" 60;
}

.channel-detail {
    font-family: var(--font-body);
    font-size: var(--text-base);
    color: var(--mute);
    line-height: 1.55;
    max-width: 36ch;
}

.channel-detail strong {
    display: block;
    color: var(--ink);
    font-weight: 500;
    font-family: var(--font-mono);
    font-size: var(--text-base);
    margin-bottom: 4px;
    letter-spacing: -0.01em;
}

/* Practical info section */
.practical {
    padding: var(--section-pad) var(--gutter);
    background: var(--ink);
    color: var(--paper);
}

[data-theme="dark"] .practical {
    background: var(--stone-deep);
    border-top: 1px solid var(--rule);
    border-bottom: 1px solid var(--rule);
}

.practical-inner {
    max-width: var(--container);
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--s-12);
}

.practical h2 {
    color: var(--paper);
    font-size: clamp(2rem, 4vw, 3.2rem);
    line-height: 1;
    letter-spacing: -0.03em;
    font-variation-settings: "opsz" 144, "SOFT" 70;
}

.practical .eyebrow { color: rgba(250,250,250,0.5); }

[data-theme="dark"] .practical h2 { color: var(--ink); }
[data-theme="dark"] .practical .eyebrow { color: var(--mute); }

.practical-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 0;
    border-top: 1px solid rgba(255,255,255,0.1);
    border-left: 1px solid rgba(255,255,255,0.1);
}

[data-theme="dark"] .practical-grid {
    border-top-color: var(--rule);
    border-left-color: var(--rule);
}

.practical-item {
    padding: var(--s-6) var(--s-8);
    border-right: 1px solid rgba(255,255,255,0.1);
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

[data-theme="dark"] .practical-item {
    border-right-color: var(--rule);
    border-bottom-color: var(--rule);
}

.practical-key {
    font-family: var(--font-mono);
    font-size: var(--text-xs);
    text-transform: uppercase;
    letter-spacing: 0.16em;
    color: rgba(250,250,250,0.5);
    margin-bottom: var(--s-2);
}

[data-theme="dark"] .practical-key { color: var(--mute); }

.practical-val {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 500;
    color: var(--paper);
    letter-spacing: -0.015em;
    line-height: 1.2;
    font-variation-settings: "opsz" 60, "SOFT" 40;
}

[data-theme="dark"] .practical-val { color: var(--ink); }

.practical-val small {
    display: block;
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 400;
    color: rgba(250,250,250,0.6);
    margin-top: 4px;
    letter-spacing: 0;
}

[data-theme="dark"] .practical-val small { color: var(--mute); }

/* Acheteurs publics CTA strip */
.public-buyers {
    padding: var(--section-pad) var(--gutter);
    text-align: center;
}

.public-buyers-inner { max-width: 760px; margin: 0 auto; }

.public-buyers h2 {
    font-size: clamp(2rem, 5vw, 3.4rem);
    line-height: 1;
    letter-spacing: -0.03em;
    margin: var(--s-4) 0 var(--s-6);
}

.public-buyers h2 em { color: var(--navy); font-style: italic; }

.public-buyers p {
    color: var(--mute);
    font-size: var(--text-lg);
    line-height: 1.6;
    margin: 0 auto var(--s-10);
    max-width: 56ch;
}

.public-buyers-buttons {
    display: flex;
    gap: var(--s-3);
    justify-content: center;
    flex-wrap: wrap;
}

@media (max-width: 1024px) {
    .contact-hero-inner { grid-template-columns: 1fr; gap: var(--s-8); }
    .contact-hero-meta { align-items: flex-start; text-align: left; }
    .channels-head { grid-template-columns: 1fr; gap: var(--s-6); }
    .channels-grid { grid-template-columns: 1fr; }
    .practical-inner { grid-template-columns: 1fr; }
}

@media (max-width: 600px) {
    .channel { padding: var(--s-6); min-height: 200px; }
    .practical-grid { grid-template-columns: 1fr; }
    .public-buyers-buttons { flex-direction: column; }
    .public-buyers .btn { width: 100%; }
}