/* ============================================================
   [CAR]ANTAINE — système de design
   Industrial rave / quarantaine / signalétique de danger
   ============================================================ */

:root {
    --bg-main: #090909;
    --bg-secondary: #121212;
    --bg-panel: #181818;
    --bg-elevated: #202020;

    --yellow-main: #F4C900;
    --yellow-bright: #FFD800;
    --yellow-dark: #B99A00;

    --text-main: #F2F2ED;
    --text-muted: #A5A59F;
    --text-dark: #101010;

    --border-dark: #2A2A27;
    --border-yellow: #E6BD00;

    --danger-red: #B9352B;
    --metal-light: #73736D;
    --metal-dark: #343431;

    --shadow-black: rgba(0, 0, 0, 0.65);
    --yellow-glow: rgba(244, 201, 0, 0.18);

    --font-display: "Anton", "Impact", "Haettenschweiler", sans-serif;
    --font-body: "Inter", system-ui, Arial, sans-serif;

    --space-xs: 0.5rem;
    --space-sm: 1rem;
    --space-md: 1.5rem;
    --space-lg: 3rem;
    --space-xl: 5rem;
    --space-xxl: 8rem;

    --radius: 2px;
    --nav-height: 68px;
}

/* ---------- Reset ---------- */

*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    font-family: var(--font-body);
    font-size: 1rem;
    line-height: 1.65;
    color: var(--text-main);
    background:
        radial-gradient(circle at 50% 0%, rgba(244, 201, 0, 0.06), transparent 35%),
        linear-gradient(180deg, #111111 0%, #090909 45%, #050505 100%);
    background-attachment: fixed;
    overflow-x: hidden;
}

/* Grain industriel : recouvre toute la page, n'intercepte aucun clic */
body::before {
    content: "";
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.05;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='180' height='180'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.82' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
    animation: grainShift 8s steps(6) infinite;
}

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

a {
    color: var(--yellow-main);
    text-decoration: none;
}

/* ---------- Typographie ---------- */

h1,
h2,
h3,
.section-title,
.brand,
.brand-title {
    font-family: var(--font-display);
    font-weight: 400;
    text-transform: uppercase;
    letter-spacing: 0.04em;
    line-height: 1.05;
    margin: 0;
}

h1 {
    font-size: clamp(2.25rem, 5vw, 3.5rem);
}

h2 {
    font-size: clamp(1.75rem, 3.5vw, 2.5rem);
}

h3 {
    font-size: 1.25rem;
    letter-spacing: 0.06em;
}

p {
    margin: 0 0 var(--space-sm);
    color: var(--text-muted);
}

.lead {
    font-size: 1.05rem;
    color: var(--text-muted);
    max-width: 62ch;
}

/* ---------- Layout ---------- */

.container {
    width: min(1200px, calc(100% - 40px));
    margin-inline: auto;
}

main {
    display: block;
    flex: 1 0 auto;
}

.section {
    padding-block: var(--space-xl);
    position: relative;
}

.section--alt {
    background: var(--bg-secondary);
    border-block: 1px solid var(--border-dark);
}

.section--tight {
    padding-block: var(--space-lg);
}

.section-head {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-xs);
    margin-bottom: var(--space-lg);
}

.section-title {
    position: relative;
    padding-left: var(--space-sm);
}

.section-title::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.1em;
    bottom: 0.1em;
    width: 4px;
    background: var(--yellow-main);
}

.section-title--center {
    padding-left: 0;
    text-align: center;
}

.section-title--center::before {
    display: none;
}

/* ---------- Signalétique : labels ---------- */

.industrial-label {
    display: inline-block;
    background: var(--yellow-main);
    color: var(--text-dark);
    padding: 0.25rem 0.5rem;
    font-family: var(--font-display);
    font-size: 0.7rem;
    text-transform: uppercase;
    letter-spacing: 0.12em;
    line-height: 1.4;
    border-radius: 0;
}

.industrial-label--ghost {
    background: transparent;
    color: var(--yellow-main);
    border: 1px solid var(--border-yellow);
}

.industrial-label--danger {
    background: var(--danger-red);
    color: var(--text-main);
}

.industrial-label--flicker {
    animation: warningFlicker 9s linear infinite;
}

.stencil {
    font-family: var(--font-display);
    font-size: 0.72rem;
    letter-spacing: 0.22em;
    text-transform: uppercase;
    color: var(--metal-light);
}

/* ---------- Rubans de danger ---------- */

.hazard-stripes {
    height: 14px;
    background: repeating-linear-gradient(
        -45deg,
        var(--yellow-main) 0,
        var(--yellow-main) 18px,
        #111 18px,
        #111 36px
    );
    opacity: 0.9;
}

.hazard-stripes--thin {
    height: 6px;
}

/* ---------- Boutons ---------- */

.btn-primary,
.btn-secondary {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    padding: 0.85rem 1.4rem;
    border-radius: var(--radius);
    cursor: pointer;
    text-align: center;
    transition: transform 0.08s steps(2), background-color 0.12s linear,
        box-shadow 0.08s steps(2), color 0.12s linear;
}

.btn-primary {
    background: var(--yellow-main);
    color: var(--text-dark);
    border: 2px solid var(--yellow-main);
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.8);
}

.btn-primary:hover,
.btn-primary:focus-visible {
    background: var(--yellow-bright);
    border-color: var(--yellow-bright);
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 #000;
}

.btn-primary:active {
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0 #000;
}

.btn-secondary {
    background: transparent;
    color: var(--text-main);
    border: 2px solid var(--metal-dark);
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.55);
}

.btn-secondary:hover,
.btn-secondary:focus-visible {
    color: var(--yellow-main);
    border-color: var(--border-yellow);
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 #000;
}

.btn-secondary:active {
    transform: translate(2px, 2px);
    box-shadow: 1px 1px 0 #000;
}

:focus-visible {
    outline: 2px solid var(--yellow-bright);
    outline-offset: 3px;
}

/* ---------- Cartes / panneaux ---------- */

.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--space-md);
}

.card {
    position: relative;
    display: flex;
    flex-direction: column;
    padding: var(--space-md);
    background: linear-gradient(145deg, #1A1A1A, #101010);
    border: 1px solid #31312D;
    border-left: 4px solid var(--yellow-main);
    border-radius: var(--radius);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.card::after {
    content: attr(data-serial);
    position: absolute;
    right: var(--space-sm);
    bottom: var(--space-xs);
    font-family: var(--font-display);
    font-size: 0.65rem;
    letter-spacing: 0.18em;
    color: var(--metal-dark);
}

.card__icon {
    width: 34px;
    height: 34px;
    margin-bottom: var(--space-sm);
    color: var(--yellow-main);
}

.card h3 {
    margin-bottom: var(--space-xs);
    color: var(--text-main);
}

.card p:last-child {
    margin-bottom: 0;
}

/* Colle le lien en bas de la carte, quelle que soit la longueur du texte */
.card__link {
    margin-top: auto;
    padding-top: var(--space-sm);
}

.card--metal {
    border-left-color: var(--metal-light);
}

.card--danger {
    border-left-color: var(--danger-red);
}

/* ---------- Navigation ---------- */

header {
    position: sticky;
    top: 0;
    z-index: 100;
    background: rgba(8, 8, 8, 0.92);
    border-bottom: 1px solid #282825;
    backdrop-filter: blur(10px);
}

nav {
    width: min(1200px, calc(100% - 40px));
    margin-inline: auto;
    min-height: var(--nav-height);
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-sm);
    position: relative;
}

nav .brand {
    font-family: var(--font-display);
    font-size: 1.4rem;
    letter-spacing: 0.03em;
    color: var(--yellow-main);
    text-transform: uppercase;
    white-space: nowrap;
}

nav .brand .brand-bracket {
    color: var(--yellow-dark);
}

.menu-toggle {
    display: flex;
    flex-direction: column;
    justify-content: center;
    gap: 6px;
    width: 44px;
    height: 44px;
    padding: 11px;
    background: none;
    border: 1px solid var(--border-dark);
    border-radius: var(--radius);
    cursor: pointer;
}

.menu-toggle:hover {
    border-color: var(--border-yellow);
}

.menu-bar {
    display: block;
    width: 100%;
    height: 2px;
    background: var(--yellow-main);
}

.nav-links {
    display: none;
    position: absolute;
    top: calc(100% + 1px);
    right: 0;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-sm);
    padding: var(--space-md);
    background: var(--bg-panel);
    border: 1px solid var(--border-dark);
    border-top: 3px solid var(--yellow-main);
    border-radius: 0 0 var(--radius) var(--radius);
    min-width: 240px;
    box-shadow: 0 18px 40px var(--shadow-black);
    z-index: 10;
}

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

.nav-link,
nav .nav-links a:not(.btn-primary):not(.btn-secondary) {
    color: #D7D7D1;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    font-size: 0.85rem;
    font-weight: 600;
}

.nav-link:hover,
nav .nav-links a:not(.btn-primary):not(.btn-secondary):hover {
    color: var(--yellow-main);
}

nav .pseudo {
    display: inline-block;
    font-family: var(--font-display);
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-dark);
    background: var(--yellow-main);
    padding: 0.2rem 0.5rem;
}

.logout-form {
    margin: 0;
}

.logout-btn {
    padding: 0;
    background: none;
    border: none;
    color: var(--metal-light);
    font-family: inherit;
    font-size: 0.8rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    cursor: pointer;
}

.logout-btn:hover {
    color: var(--danger-red);
}

/* ---------- Hero ---------- */

.hero {
    position: relative;
    min-height: calc(100vh - var(--nav-height));
    display: flex;
    align-items: center;
    padding-block: var(--space-xl);
    overflow: hidden;
    border-bottom: 1px solid var(--border-dark);
}

/* Halo/fumée très lente en arrière-plan */
.hero::before {
    content: "";
    position: absolute;
    inset: -20%;
    z-index: 0;
    pointer-events: none;
    background:
        radial-gradient(ellipse 50% 40% at 20% 80%, rgba(244, 201, 0, 0.09), transparent 60%),
        radial-gradient(ellipse 45% 35% at 80% 30%, rgba(115, 115, 109, 0.16), transparent 65%);
    animation: hazeDrift 34s ease-in-out infinite alternate;
}

.hero__inner {
    position: relative;
    z-index: 2;
    width: min(1200px, calc(100% - 40px));
    margin-inline: auto;
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: var(--space-md);
}

.hero__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
}

.brand-title {
    color: var(--yellow-main);
    font-family: var(--font-display);
    font-size: clamp(3rem, 9vw, 8rem);
    letter-spacing: 0.025em;
    line-height: 0.9;
    text-transform: uppercase;
    text-shadow:
        3px 3px 0 #000,
        0 0 24px rgba(244, 201, 0, 0.12);
}

.brand-title .brand-bracket {
    color: var(--yellow-dark);
}

.hero__subtitle {
    font-family: var(--font-display);
    font-size: clamp(1rem, 2.2vw, 1.5rem);
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--text-main);
    margin: 0;
}

.hero__text {
    max-width: 54ch;
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-sm);
}

.hero__meta {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-md);
    margin-top: var(--space-sm);
    padding-top: var(--space-sm);
    border-top: 1px solid var(--border-dark);
    width: 100%;
}

.hero__meta-item {
    display: flex;
    flex-direction: column;
}

.hero__meta-value {
    font-family: var(--font-display);
    font-size: 1.1rem;
    letter-spacing: 0.05em;
    color: var(--text-main);
    text-transform: uppercase;
}

/* Silhouette d'enceintes, purement décorative */
.hero__stack {
    position: absolute;
    right: 4%;
    bottom: 0;
    z-index: 1;
    width: min(360px, 30vw);
    color: #0D0D0D;
    opacity: 0.9;
    pointer-events: none;
}

/* ---------- Bandeau d'alerte ---------- */

.alert-strip {
    display: flex;
    align-items: center;
    gap: var(--space-sm);
    padding: var(--space-sm) var(--space-md);
    background: var(--bg-panel);
    border: 1px solid var(--border-dark);
    border-left: 4px solid var(--danger-red);
    border-radius: var(--radius);
}

.alert-strip__icon {
    flex-shrink: 0;
    width: 28px;
    height: 28px;
    color: var(--danger-red);
}

.alert-strip p {
    margin: 0;
}

/* ---------- Tableau (activités) ---------- */

.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--border-dark);
    border-radius: var(--radius);
    background: var(--bg-panel);
}

.data-table {
    width: 100%;
    min-width: 560px;
    border-collapse: collapse;
    font-size: 0.95rem;
}

.data-table thead th {
    background: var(--yellow-main);
    color: var(--text-dark);
    font-family: var(--font-display);
    font-size: 0.75rem;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    text-align: left;
    padding: 0.6rem var(--space-sm);
    white-space: nowrap;
}

.data-table tbody td {
    padding: 0.85rem var(--space-sm);
    border-bottom: 1px solid var(--border-dark);
    color: var(--text-muted);
}

.data-table tbody tr:nth-child(even) {
    background: rgba(255, 255, 255, 0.015);
}

.data-table tbody tr:hover td {
    color: var(--text-main);
    background: rgba(244, 201, 0, 0.04);
}

.data-table .cell-strong {
    color: var(--text-main);
    font-weight: 600;
}

.data-table .cell-time {
    font-family: var(--font-display);
    letter-spacing: 0.08em;
    color: var(--yellow-main);
    white-space: nowrap;
}

/* ---------- Organigramme responsables ---------- */

.arbre-chef {
    display: flex;
    justify-content: center;
    margin-bottom: var(--space-lg);
}

.arbre-membres {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: var(--space-md);
}

.pers {
    position: relative;
    display: flex;
    flex-direction: column;
    align-items: center;
    width: 180px;
    padding: var(--space-md) var(--space-sm);
    background: linear-gradient(145deg, #1A1A1A, #101010);
    border: 1px solid #31312D;
    border-top: 3px solid var(--yellow-main);
    border-radius: var(--radius);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.pers--chef {
    border-top-color: var(--danger-red);
}

.pers-photo {
    width: 88px;
    height: 88px;
    border-radius: 50%;
    object-fit: cover;
    margin-bottom: 0.75rem;
    border: 2px solid var(--metal-dark);
    filter: grayscale(0.35) contrast(1.08);
}

.pers-nom {
    font-family: var(--font-display);
    font-size: 1.1rem;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--text-main);
}

.pers-role {
    margin-top: 0.25rem;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--metal-light);
}

/* ---------- Contacts ---------- */

.contacts {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: var(--space-md);
    margin-top: var(--space-lg);
}

.contacts-col {
    padding: var(--space-md);
    background: linear-gradient(145deg, #1A1A1A, #101010);
    border: 1px solid #31312D;
    border-left: 4px solid var(--yellow-main);
    border-radius: var(--radius);
    box-shadow: 0 12px 30px rgba(0, 0, 0, 0.3);
}

.contacts-col--danger {
    border-left-color: var(--danger-red);
}

.contacts-col h3 {
    margin: 0 0 var(--space-sm);
    color: var(--text-main);
}

.contacts-col ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    gap: var(--space-xs);
}

.contacts-col li {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-xs);
    padding: 0.6rem 0.75rem;
    background: var(--bg-main);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius);
}

.contacts-col li:hover {
    border-color: var(--metal-dark);
}

.contact-nom {
    font-weight: 600;
    font-size: 0.9rem;
    color: var(--text-main);
}

.contacts-col a {
    font-family: var(--font-display);
    font-size: 0.95rem;
    letter-spacing: 0.04em;
    color: var(--yellow-main);
    white-space: nowrap;
}

.contacts-col a:hover {
    color: var(--yellow-bright);
    text-decoration: underline;
}

/* ---------- Carte d'authentification ---------- */

.auth-card {
    width: min(460px, calc(100% - 40px));
    margin: var(--space-xl) auto;
    padding: var(--space-lg) var(--space-md);
    background: linear-gradient(145deg, #1A1A1A, #101010);
    border: 1px solid #31312D;
    border-top: 4px solid var(--yellow-main);
    border-radius: var(--radius);
    box-shadow: 0 18px 40px var(--shadow-black);
}

.auth-card h1 {
    font-size: 1.75rem;
    margin: 0 0 var(--space-xs);
}

.auth-card p {
    margin: 0 0 var(--space-md);
}

.auth-card form {
    display: flex;
}

.auth-card button,
.auth-card form a {
    width: 100%;
    background: var(--yellow-main);
    color: var(--text-dark);
    border: 2px solid var(--yellow-main);
    font-family: var(--font-display);
    font-size: 0.95rem;
    text-transform: uppercase;
    letter-spacing: 0.07em;
    padding: 0.85rem 1.4rem;
    border-radius: var(--radius);
    cursor: pointer;
    text-align: center;
    box-shadow: 4px 4px 0 rgba(0, 0, 0, 0.8);
    transition: transform 0.08s steps(2), background-color 0.12s linear,
        box-shadow 0.08s steps(2);
}

.auth-card button:hover,
.auth-card form a:hover {
    background: var(--yellow-bright);
    transform: translate(-2px, -2px);
    box-shadow: 6px 6px 0 #000;
}

.auth-messages {
    list-style: none;
    padding: var(--space-sm);
    margin: 0 0 var(--space-md);
    background: var(--bg-main);
    border-left: 4px solid var(--danger-red);
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ---------- Footer ---------- */

.site-footer {
    margin-top: var(--space-xl);
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-dark);
}

.site-footer__inner {
    width: min(1200px, calc(100% - 40px));
    margin-inline: auto;
    padding-block: var(--space-lg);
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: flex-start;
    gap: var(--space-md);
}

.site-footer__brand {
    font-family: var(--font-display);
    font-size: 1.6rem;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    color: var(--yellow-main);
}

.site-footer__brand .brand-bracket {
    color: var(--yellow-dark);
}

.site-footer__col {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
    gap: 0.35rem;
}

.site-footer__col a {
    color: var(--text-muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
}

.site-footer__col a:hover {
    color: var(--yellow-main);
}

.site-footer__legal {
    width: 100%;
    padding-block: var(--space-sm);
    border-top: 1px solid var(--border-dark);
    text-align: center;
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--metal-dark);
}

/* ---------- Animations ---------- */

@keyframes warningFlicker {
    0%, 96%, 100% { opacity: 1; }
    97% { opacity: 0.72; }
    98% { opacity: 1; }
    99% { opacity: 0.82; }
}

@keyframes grainShift {
    0% { transform: translate(0, 0); }
    20% { transform: translate(-3%, 2%); }
    40% { transform: translate(2%, -3%); }
    60% { transform: translate(-2%, -2%); }
    80% { transform: translate(3%, 1%); }
    100% { transform: translate(0, 0); }
}

@keyframes hazeDrift {
    from { transform: translate3d(-2%, 0, 0) scale(1); }
    to { transform: translate3d(2%, -3%, 0) scale(1.08); }
}

@keyframes riseIn {
    from { opacity: 0; transform: translateY(14px); }
    to { opacity: 1; transform: translateY(0); }
}

.reveal {
    animation: riseIn 0.5s ease-out both;
}

.reveal-1 { animation-delay: 0.05s; }
.reveal-2 { animation-delay: 0.15s; }
.reveal-3 { animation-delay: 0.25s; }
.reveal-4 { animation-delay: 0.35s; }

/* ---------- Responsive ---------- */

@media (max-width: 900px) {
    :root {
        --space-xl: 3.5rem;
        --space-xxl: 5rem;
    }

    .hero__stack {
        opacity: 0.5;
        width: 40vw;
    }
}

@media (max-width: 600px) {
    body::before {
        opacity: 0.03;
    }

    .hero {
        min-height: auto;
        padding-block: var(--space-lg) var(--space-xl);
    }

    .hero::before {
        animation: none;
    }

    .hero__stack {
        display: none;
    }

    .hero__actions {
        width: 100%;
    }

    .hero__actions .btn-primary,
    .hero__actions .btn-secondary {
        flex: 1 1 100%;
        padding-block: 1rem;
    }

    .pers {
        width: 100%;
        max-width: 240px;
    }

    .site-footer__inner {
        flex-direction: column;
    }
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation: none !important;
        transition-duration: 0.01ms !important;
    }
}