@import url('https://fonts.googleapis.com/css2?family=Chakra+Petch:wght@400;500;600;700&family=Russo+One&display=swap');

/* ==========================================================
   eCAM — Design tokens
   Paleta roja / amarilla / azul, con tema oscuro (por defecto,
   estilo noche de estadio) y tema claro — cambia automáticamente
   según la hora del día, o a mano con el botón del header.
   No hay match exacto de 3 colores en la base de datos del skill
   ui-ux-pro-max para este trío, así que se construyó a mano
   siguiendo sus reglas de contraste (texto blanco sobre rojo/azul
   saturados, texto oscuro sobre amarillo).
   ========================================================== */
:root {
    --color-bg: #0a0f1e;
    --color-bg-rgb: 10, 15, 30;
    --color-bg-alt: #0f172a;
    --color-surface: #141d33;
    --color-surface-alt: #1b2540;
    --color-border: #2a3655;
    --color-border-strong: #3a4a72;
    --color-header-bg: rgba(10, 15, 30, 0.85);
    --color-row-hover: rgba(255, 255, 255, 0.03);

    --color-text: #f1f5f9;
    --color-text-muted: #94a3b8;
    --color-text-faint: #64748b;

    --color-red: #e2142a;
    --color-red-dark: #a80f20;
    --color-red-soft: rgba(226, 20, 42, 0.14);
    --color-red-ink: #ff8f9c;

    --color-blue: #2f6fed;
    --color-blue-dark: #1d4fc4;
    --color-blue-soft: rgba(47, 111, 237, 0.16);
    --color-blue-ink: #8fb2ff;

    --color-yellow: #f7bb00;
    --color-yellow-dark: #c99400;
    --color-yellow-soft: rgba(247, 187, 0, 0.16);
    --color-yellow-ink: #f7bb00;

    --color-on-red: #ffffff;
    --color-on-blue: #ffffff;
    --color-on-yellow: #101625;

    --color-success: #22c55e;
    --color-success-soft: rgba(34, 197, 94, 0.16);
    --color-success-ink: #7ee6a8;
    --color-danger: #f04438;
    --color-danger-soft: rgba(240, 68, 56, 0.16);
    --color-danger-ink: #ffb4ac;

    --radius-sm: 8px;
    --radius: 14px;
    --radius-lg: 20px;

    --space-1: 4px;
    --space-2: 8px;
    --space-3: 12px;
    --space-4: 16px;
    --space-5: 24px;
    --space-6: 32px;
    --space-8: 48px;
    --space-10: 64px;

    --shadow-card: 0 10px 30px rgba(0, 0, 0, 0.35);
    --shadow-pop: 0 20px 50px rgba(0, 0, 0, 0.5);

    --font-display: 'Russo One', 'Chakra Petch', system-ui, sans-serif;
    --font-body: 'Chakra Petch', 'Inter', system-ui, -apple-system, sans-serif;

    --transition: 180ms ease;
    color-scheme: dark;
}

:root[data-theme="light"] {
    --color-bg: #f7f6fb;
    --color-bg-rgb: 247, 246, 251;
    --color-bg-alt: #ffffff;
    --color-surface: #ffffff;
    --color-surface-alt: #f1f0f7;
    --color-border: #e3e1ec;
    --color-border-strong: #c7c3da;
    --color-header-bg: rgba(255, 255, 255, 0.85);
    --color-row-hover: rgba(20, 15, 30, 0.035);

    --color-text: #15131f;
    --color-text-muted: #55516a;
    --color-text-faint: #837e99;

    --color-red-ink: #b3121f;
    --color-blue-ink: #1d4fc4;
    --color-yellow-ink: #8a6400;
    --color-success-ink: #15803d;
    --color-danger-ink: #b42318;

    --shadow-card: 0 10px 30px rgba(20, 15, 40, 0.10);
    --shadow-pop: 0 20px 50px rgba(20, 15, 40, 0.16);

    color-scheme: light;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
    margin: 0;
    min-height: 100vh;
    background:
        radial-gradient(1200px 600px at 15% -10%, rgba(226, 20, 42, 0.16), transparent 60%),
        radial-gradient(1000px 500px at 100% 0%, rgba(47, 111, 237, 0.16), transparent 55%),
        var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.5;
    -webkit-font-smoothing: antialiased;
    transition: background-color 220ms ease, color 220ms ease;
}

body, .card, .site-header, .admin-sidebar, .admin-main, .modal, .login-card,
table, thead th, tbody td, input, select, textarea, .btn-ghost {
    transition: background-color 220ms ease, color 220ms ease, border-color 220ms ease;
}
@media (prefers-reduced-motion: reduce) {
    body, .card, .site-header, .admin-sidebar, .admin-main, .modal, .login-card,
    table, thead th, tbody td, input, select, textarea, .btn-ghost {
        transition: none;
    }
}

h1, h2, h3, h4 {
    font-family: var(--font-display);
    letter-spacing: 0.02em;
    line-height: 1.2;
    margin: 0 0 var(--space-2);
    text-transform: uppercase;
}
h1 { font-size: clamp(1.9rem, 3.2vw, 2.75rem); }
h2 { font-size: clamp(1.4rem, 2.2vw, 1.9rem); }
h3 { font-size: 1.15rem; }
p { margin: 0 0 var(--space-3); color: var(--color-text-muted); }
a { color: var(--color-blue); }

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

::selection { background: var(--color-red); color: #fff; }

:focus-visible {
    outline: 3px solid var(--color-yellow);
    outline-offset: 2px;
    border-radius: var(--radius-sm);
}

button { font-family: inherit; }

.container {
    width: 100%;
    max-width: 1180px;
    margin: 0 auto;
    padding: 0 var(--space-5);
}

@media (max-width: 640px) {
    .container { padding: 0 var(--space-4); }
}

/* ---------- Header / nav ---------- */
.site-header {
    position: sticky;
    top: 0;
    z-index: 40;
    background: var(--color-header-bg);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--color-border);
}
.site-header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
    padding-top: var(--space-3);
    padding-bottom: var(--space-3);
}
.brand {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    text-decoration: none;
    color: var(--color-text);
    cursor: pointer;
}
.brand-badge {
    width: 42px;
    height: 42px;
    flex-shrink: 0;
}
.brand-logo {
    height: 55px;
    width: auto;
    flex-shrink: 0;
    display: block;
}
.login-logo {
    height: 104px;
    width: auto;
    margin: 0 auto var(--space-3);
    display: block;
}
.brand-name {
    font-family: var(--font-display);
    font-size: 1.15rem;
    letter-spacing: 0.06em;
}
.brand-name small {
    display: block;
    font-family: var(--font-body);
    font-size: 0.62rem;
    color: var(--color-text-muted);
    letter-spacing: 0.14em;
    text-transform: uppercase;
}

.main-nav {
    display: flex;
    gap: var(--space-2);
    flex-wrap: wrap;
}
.nav-link {
    appearance: none;
    background: none;
    border: none;
    color: var(--color-text-muted);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.92rem;
    letter-spacing: 0.02em;
    text-transform: uppercase;
    padding: var(--space-2) var(--space-3);
    border-radius: 999px;
    cursor: pointer;
    transition: color var(--transition), background var(--transition);
    min-height: 44px;
}
.nav-link:hover { color: var(--color-text); background: var(--color-surface); }
.nav-link.active { color: var(--color-on-red); background: var(--color-red); }

.header-actions { display: flex; align-items: center; gap: var(--space-3); }

.hamburger-btn {
    display: none;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: var(--radius-sm);
    border: 1px solid var(--color-border-strong);
    background: var(--color-surface);
    color: var(--color-text);
    cursor: pointer;
    flex-shrink: 0;
    transition: background var(--transition), border-color var(--transition);
}
.hamburger-btn:hover { background: var(--color-surface-alt); }
.nav-link-admin { display: none; }

.theme-toggle-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 44px;
    height: 44px;
    border-radius: 999px;
    border: 1px solid var(--color-border-strong);
    background: var(--color-surface);
    color: var(--color-yellow-ink);
    cursor: pointer;
    flex-shrink: 0;
    transition: background var(--transition), border-color var(--transition), color var(--transition);
}
.theme-toggle-btn:hover { background: var(--color-surface-alt); }
.icon-sun, .icon-moon { display: block; flex-shrink: 0; }
:root[data-theme="light"] .icon-moon { display: none; }
:root:not([data-theme="light"]) .icon-sun { display: none; }

@media (max-width: 720px) {
    .site-header .container { position: relative; }
    .hamburger-btn { display: inline-flex; }
    .brand { position: absolute; left: 50%; top: 50%; transform: translate(-50%, -50%); }
    .header-actions { margin-left: auto; }

    .main-nav {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        flex-direction: column;
        align-items: stretch;
        gap: var(--space-1);
        background: var(--color-bg-alt);
        border-bottom: 1px solid var(--color-border);
        box-shadow: var(--shadow-card);
        padding: var(--space-3) var(--space-4) var(--space-4);
        max-height: calc(100vh - 64px);
        overflow-y: auto;
    }
    .main-nav.open { display: flex; }
    .nav-link {
        width: 100%;
        justify-content: flex-start;
        border-radius: var(--radius-sm);
        text-decoration: none;
    }
    .nav-link-admin {
        display: block;
        margin-top: var(--space-2);
        border-top: 1px solid var(--color-border);
        padding-top: calc(var(--space-3) + var(--space-1));
        color: var(--color-blue);
    }
    .header-actions .btn-ghost.btn-sm { display: none; }

    .nav-backdrop {
        position: fixed;
        inset: 0;
        background: rgba(5, 8, 16, 0.55);
        z-index: 39;
    }
    .nav-backdrop[hidden] { display: none; }
}

/* ---------- Buttons ---------- */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    min-height: 44px;
    padding: 0 var(--space-5);
    border-radius: 999px;
    border: 1px solid transparent;
    font-family: var(--font-body);
    font-weight: 700;
    font-size: 0.92rem;
    letter-spacing: 0.03em;
    text-transform: uppercase;
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition), background var(--transition), border-color var(--transition);
    text-decoration: none;
}
.btn:active { transform: translateY(1px); }
.btn:disabled { opacity: 0.5; cursor: not-allowed; transform: none; }

.btn-primary { background: var(--color-red); color: var(--color-on-red); box-shadow: 0 8px 20px rgba(226, 20, 42, 0.3); }
.btn-primary:hover:not(:disabled) { background: var(--color-red-dark); }

.btn-secondary { background: var(--color-blue); color: var(--color-on-blue); box-shadow: 0 8px 20px rgba(47, 111, 237, 0.28); }
.btn-secondary:hover:not(:disabled) { background: var(--color-blue-dark); }

.btn-accent { background: var(--color-yellow); color: var(--color-on-yellow); box-shadow: 0 8px 20px rgba(247, 187, 0, 0.3); }
.btn-accent:hover:not(:disabled) { background: var(--color-yellow-dark); }

.btn-ghost { background: transparent; color: var(--color-text); border-color: var(--color-border-strong); }
.btn-ghost:hover:not(:disabled) { background: var(--color-surface); border-color: var(--color-text-muted); }

.btn-danger { background: var(--color-danger); color: #fff; }
.btn-danger:hover:not(:disabled) { background: #c8362b; }

.btn-sm { min-height: 36px; padding: 0 var(--space-4); font-size: 0.8rem; }
.btn-block { width: 100%; }

/* ---------- Cards / sections ---------- */
.section { padding: var(--space-8) 0; }
.section-head { margin-bottom: var(--space-5); }
.section-head .eyebrow {
    display: inline-block;
    font-weight: 700;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    font-size: 0.72rem;
    color: var(--color-yellow-ink);
    margin-bottom: var(--space-2);
}

.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow-card);
    padding: var(--space-5);
}

.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-5); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-5); }
@media (max-width: 860px) { .grid-2, .grid-3 { grid-template-columns: 1fr; } }

/* ---------- Hero ---------- */
.hero {
    padding: var(--space-10) 0 var(--space-8);
    position: relative;
    overflow: hidden;
    text-align: center;
}
.hero::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(100deg, var(--color-bg) 0%, rgba(var(--color-bg-rgb), 0.82) 30%, rgba(var(--color-bg-rgb), 0.45) 62%, rgba(var(--color-bg-rgb), 0.2) 100%),
        url('../img/hero-bg.jpg') center 30% / cover no-repeat;
    filter: saturate(0.55) brightness(0.6);
    opacity: 0.6;
    mask-image: linear-gradient(to bottom, black 55%, transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, black 55%, transparent 100%);
    z-index: 0;
}
.hero > * { position: relative; z-index: 1; }
@media (max-width: 640px) {
    .hero::before {
        background:
            linear-gradient(180deg, var(--color-bg) 0%, rgba(var(--color-bg-rgb), 0.88) 55%, rgba(var(--color-bg-rgb), 0.6) 100%),
            url('../img/hero-bg.jpg') center 20% / cover no-repeat;
        opacity: 0.4;
    }
}
.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    background: var(--color-surface);
    border: 1px solid var(--color-border-strong);
    padding: var(--space-2) var(--space-4);
    border-radius: 999px;
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--color-text-muted);
    margin-bottom: var(--space-4);
}
.status-dot { width: 9px; height: 9px; border-radius: 50%; background: var(--color-success); flex-shrink: 0; }
.hero h1 { max-width: 20ch; margin: 0 auto var(--space-3); }
.hero-logo { height: clamp(72px, 12vw, 128px); width: auto; margin-left: auto; margin-right: auto; }
.hero-lede { max-width: 56ch; font-size: 1.05rem; margin-left: auto; margin-right: auto; }
.hero-actions { display: flex; justify-content: center; gap: var(--space-3); flex-wrap: wrap; margin-top: var(--space-5); }
.hero-stats { display: flex; justify-content: center; gap: var(--space-4); margin-top: var(--space-8); flex-wrap: wrap; }
.hero-stat {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: var(--space-3) var(--space-5);
    min-width: 128px;
}
.hero-stat .num { font-family: var(--font-display); font-size: 1.5rem; color: var(--color-yellow-ink); }
.hero-stat .label { font-size: 0.7rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.06em; }

/* ---------- Badges / chips ---------- */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    padding: 4px 10px;
    border-radius: 999px;
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    text-transform: uppercase;
    white-space: nowrap;
}
.badge-pro { background: var(--color-yellow-soft); color: var(--color-yellow-ink); border: 1px solid rgba(247, 187, 0, 0.4); }
.badge-active { background: var(--color-success-soft); color: var(--color-success); }
.badge-pending { background: var(--color-blue-soft); color: var(--color-blue-ink); border: 1px solid rgba(47, 111, 237, 0.4); }
.badge-out { background: var(--color-danger-soft); color: var(--color-danger); }
.badge-champion { background: var(--color-yellow); color: var(--color-on-yellow); }
.badge-neutral { background: var(--color-surface-alt); color: var(--color-text-muted); border: 1px solid var(--color-border); }
.badge-blue { background: var(--color-blue-soft); color: var(--color-blue-ink); }

.category-tabs { display: inline-flex; padding: 4px; background: var(--color-surface-alt); border-radius: 999px; border: 1px solid var(--color-border); }
.category-tab {
    appearance: none; border: none; background: none; cursor: pointer;
    padding: var(--space-2) var(--space-5); border-radius: 999px;
    font-family: var(--font-body); font-weight: 700; font-size: 0.85rem;
    letter-spacing: 0.03em; text-transform: uppercase; color: var(--color-text-muted);
    min-height: 40px; transition: background var(--transition), color var(--transition);
}
.category-tab.active { background: var(--color-blue); color: #fff; }

/* ---------- Tables ---------- */
.table-wrap { overflow-x: auto; border: 1px solid var(--color-border); border-radius: var(--radius); }
table { width: 100%; border-collapse: collapse; min-width: 640px; }
thead th {
    text-align: left; font-size: 0.72rem; letter-spacing: 0.08em; text-transform: uppercase;
    color: var(--color-text-muted); padding: var(--space-3) var(--space-4);
    background: var(--color-surface-alt); border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}
tbody td { padding: var(--space-3) var(--space-4); border-bottom: 1px solid var(--color-border); vertical-align: middle; white-space: nowrap; }
tbody tr:last-child td { border-bottom: none; }
tbody tr:hover { background: var(--color-row-hover); }

.player-cell { display: flex; align-items: center; gap: var(--space-3); min-width: 170px; }
.player-cell span { flex-shrink: 0; }
.avatar { width: 38px; height: 38px; border-radius: 50%; object-fit: cover; background: var(--color-surface-alt); border: 2px solid var(--color-border-strong); flex-shrink: 0; }

#admin-jugadores-wrap table { min-width: 1300px; }
#admin-jugadores-wrap td:last-child, #admin-jugadores-wrap th:last-child { min-width: 130px; }
#jugadores-table-wrap table { min-width: 860px; }
.avatar-lg { width: 64px; height: 64px; }

.empty-state { text-align: center; padding: var(--space-8) var(--space-4); color: var(--color-text-muted); }
.empty-state .icon { margin: 0 auto var(--space-3); opacity: 0.6; }

/* ---------- Forms ---------- */
.field { margin-bottom: var(--space-4); }
.field label { display: block; font-weight: 600; font-size: 0.85rem; margin-bottom: var(--space-2); color: var(--color-text); }
.field .hint { font-size: 0.78rem; color: var(--color-text-faint); margin-top: 4px; }
.field .error-text { font-size: 0.8rem; color: var(--color-danger); margin-top: 4px; display: none; }
.field.has-error .error-text { display: block; }
.field.has-error input, .field.has-error select { border-color: var(--color-danger); }

input[type=text], input[type=number], input[type=email], input[type=password], input[type=date], input[type=tel], select, textarea {
    width: 100%; min-height: 44px; padding: 0 var(--space-4);
    background: var(--color-bg-alt); border: 1px solid var(--color-border-strong);
    border-radius: var(--radius-sm); color: var(--color-text); font-family: var(--font-body); font-size: 0.95rem;
    transition: border-color var(--transition), box-shadow var(--transition);
}
textarea { padding: var(--space-3) var(--space-4); min-height: 90px; resize: vertical; }
input:focus, select:focus, textarea:focus { border-color: var(--color-blue); box-shadow: 0 0 0 3px var(--color-blue-soft); outline: none; }

.file-drop {
    display: flex; align-items: center; gap: var(--space-4);
    border: 1.5px dashed var(--color-border-strong); border-radius: var(--radius);
    padding: var(--space-4); cursor: pointer; transition: border-color var(--transition), background var(--transition);
}
.file-drop:hover { border-color: var(--color-blue); background: var(--color-blue-soft); }
.file-drop input[type=file] { display: none; }
.file-drop-preview { width: 56px; height: 56px; border-radius: 50%; object-fit: cover; background: var(--color-surface-alt); flex-shrink: 0; border: 2px solid var(--color-border-strong); }
.file-drop-text strong { display: block; font-size: 0.9rem; }
.file-drop-text span { font-size: 0.78rem; color: var(--color-text-faint); }

.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); }
@media (max-width: 560px) { .form-row { grid-template-columns: 1fr; } }

.radio-pills { display: flex; gap: var(--space-2); flex-wrap: wrap; }
.radio-pill input { position: absolute; opacity: 0; width: 1px; height: 1px; }
.radio-pill label {
    display: inline-flex; align-items: center; gap: 8px; min-height: 44px; padding: 0 var(--space-4);
    border: 1.5px solid var(--color-border-strong); border-radius: 999px; cursor: pointer; font-weight: 600; font-size: 0.88rem;
    transition: border-color var(--transition), background var(--transition), color var(--transition);
}
.radio-pill input:checked + label { border-color: var(--color-blue); background: var(--color-blue-soft); color: var(--color-blue-ink); }
.radio-pill input:focus-visible + label { outline: 3px solid var(--color-yellow); outline-offset: 2px; }

.checkbox-row { display: flex; align-items: center; gap: 10px; }
.checkbox-row input { width: 20px; height: 20px; accent-color: var(--color-yellow); flex-shrink: 0; }

.form-feedback { padding: var(--space-3) var(--space-4); border-radius: var(--radius-sm); font-size: 0.88rem; margin-bottom: var(--space-4); display: none; }
.form-feedback.show { display: block; }
.form-feedback.success { background: var(--color-success-soft); color: var(--color-success-ink); }
.form-feedback.error { background: var(--color-danger-soft); color: var(--color-danger-ink); }

/* ---------- Bracket ---------- */
.bracket { display: flex; gap: var(--space-6); overflow-x: auto; padding: var(--space-4) 2px var(--space-6); }
.bracket-round { display: flex; flex-direction: column; justify-content: space-around; gap: var(--space-4); min-width: 240px; flex-shrink: 0; }
.bracket-round-title { font-family: var(--font-display); font-size: 0.78rem; letter-spacing: 0.1em; color: var(--color-text-muted); text-align: center; margin-bottom: var(--space-2); }
.match-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius-sm); overflow: hidden; }
.match-card.is-final { border-color: var(--color-yellow); box-shadow: 0 0 0 1px var(--color-yellow) inset; }
.match-slot { display: flex; align-items: center; gap: var(--space-2); padding: var(--space-2) var(--space-3); font-size: 0.85rem; }
.match-slot + .match-slot { border-top: 1px solid var(--color-border); }
.match-slot.winner { background: var(--color-success-soft); font-weight: 700; }
.match-slot .avatar { width: 26px; height: 26px; }
.match-slot .slot-name { flex: 1; min-width: 0; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.match-slot .slot-score { font-family: var(--font-display); font-size: 0.9rem; color: var(--color-text-muted); }
.match-slot.winner .slot-score { color: var(--color-success); }
.match-slot .slot-empty { color: var(--color-text-faint); font-style: italic; }
.match-meta { display: flex; justify-content: space-between; align-items: center; padding: 4px var(--space-3) var(--space-2); font-size: 0.68rem; color: var(--color-text-faint); text-transform: uppercase; letter-spacing: 0.06em; }

/* ---------- Footer ---------- */
.site-footer { border-top: 1px solid var(--color-border); padding: var(--space-6) 0; margin-top: var(--space-8); }
.site-footer .container { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: var(--space-3); }
.site-footer p { margin: 0; font-size: 0.82rem; color: var(--color-text-faint); }

/* ---------- Utility ---------- */
.flex { display: flex; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.mt-2 { margin-top: var(--space-2); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mb-0 { margin-bottom: 0; }
.text-muted { color: var(--color-text-muted); }
.text-center { text-align: center; }
.hidden { display: none !important; }
.sr-only {
    position: absolute; width: 1px; height: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0,0,0,0); white-space: nowrap; border: 0;
}
.skeleton { background: linear-gradient(90deg, var(--color-surface-alt) 25%, var(--color-border) 50%, var(--color-surface-alt) 75%); background-size: 200% 100%; animation: shimmer 1.4s infinite; border-radius: var(--radius-sm); }
@keyframes shimmer { 0% { background-position: 200% 0; } 100% { background-position: -200% 0; } }

.spinner { width: 18px; height: 18px; border-radius: 50%; border: 2.5px solid rgba(255,255,255,0.35); border-top-color: #fff; animation: spin 0.7s linear infinite; }
@keyframes spin { to { transform: rotate(360deg); } }

@media (prefers-reduced-motion: reduce) {
    * { animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}

/* ---------- Modal ---------- */
.modal-overlay {
    position: fixed; inset: 0; background: rgba(5, 8, 16, 0.72); backdrop-filter: blur(3px);
    display: flex; align-items: center; justify-content: center; padding: var(--space-4); z-index: 100;
}
.modal { background: var(--color-surface); border: 1px solid var(--color-border-strong); border-radius: var(--radius-lg); box-shadow: var(--shadow-pop); max-width: 480px; width: 100%; padding: var(--space-6); max-height: 90vh; overflow-y: auto; }
.modal h3 { margin-bottom: var(--space-3); }
.modal-actions { display: flex; gap: var(--space-3); margin-top: var(--space-5); }

/* ---------- Toast ---------- */
.toast-stack { position: fixed; bottom: var(--space-5); right: var(--space-5); display: flex; flex-direction: column; gap: var(--space-2); z-index: 200; max-width: 340px; }
.toast { background: var(--color-surface-alt); border: 1px solid var(--color-border-strong); border-left: 4px solid var(--color-blue); border-radius: var(--radius-sm); padding: var(--space-3) var(--space-4); font-size: 0.88rem; box-shadow: var(--shadow-card); animation: toast-in 220ms ease; }
.toast.success { border-left-color: var(--color-success); }
.toast.error { border-left-color: var(--color-danger); }
@keyframes toast-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: translateY(0); } }

/* ==========================================================
   Admin layout
   ========================================================== */
.admin-shell { display: flex; min-height: 100vh; }
.admin-sidebar {
    width: 240px; flex-shrink: 0; background: var(--color-bg-alt); border-right: 1px solid var(--color-border);
    padding: var(--space-5) var(--space-4); display: flex; flex-direction: column; gap: var(--space-2);
    position: sticky; top: 0; height: 100vh; overflow-y: auto;
}
.admin-main { flex: 1; min-width: 0; padding: var(--space-6) var(--space-6) var(--space-10); }
.admin-topbar { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-6); flex-wrap: wrap; gap: var(--space-3); }
.admin-topbar > .flex { flex-wrap: wrap; }
.admin-sidebar-header { display: flex; align-items: center; justify-content: space-between; margin-bottom: var(--space-4); }
.admin-sidebar-header .hamburger-btn { display: none; }
.admin-nav-links { display: flex; flex-direction: column; gap: var(--space-2); flex: 1; min-height: 0; }
.admin-nav-backdrop[hidden] { display: none; }
.admin-nav-link {
    display: flex; align-items: center; gap: var(--space-3); min-height: 44px; padding: 0 var(--space-3);
    border-radius: var(--radius-sm); color: var(--color-text-muted); text-decoration: none; font-weight: 600; font-size: 0.9rem;
    background: none; border: none; width: 100%; text-align: left; cursor: pointer; font-family: var(--font-body);
    transition: background var(--transition), color var(--transition);
}
.admin-nav-link:hover { background: var(--color-surface); color: var(--color-text); }
.admin-nav-link.active { background: var(--color-red-soft); color: var(--color-red-ink); }
.admin-nav-link svg { flex-shrink: 0; }

.stat-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); gap: var(--space-4); margin-bottom: var(--space-6); }
.stat-card { background: var(--color-surface); border: 1px solid var(--color-border); border-radius: var(--radius); padding: var(--space-4); }
.stat-card .num { font-family: var(--font-display); font-size: 1.9rem; color: var(--color-yellow-ink); }
.stat-card .label { font-size: 0.78rem; color: var(--color-text-muted); text-transform: uppercase; letter-spacing: 0.06em; }

.login-shell { min-height: 100vh; display: flex; align-items: center; justify-content: center; padding: var(--space-4); position: relative; overflow: hidden; }
.login-shell::before {
    content: '';
    position: absolute;
    inset: 0;
    background:
        linear-gradient(180deg, rgba(var(--color-bg-rgb), 0.55) 0%, rgba(var(--color-bg-rgb), 0.8) 100%),
        url('../img/hero-bg.jpg') center 30% / cover no-repeat;
    filter: saturate(0.55) brightness(0.6);
    opacity: 0.55;
    z-index: 0;
}
.login-card { max-width: 380px; width: 100%; position: relative; z-index: 1; }

.tab-panel { display: none; }
.tab-panel.active { display: block; }

.score-input-row { display: flex; align-items: center; gap: var(--space-3); }
.score-input-row input { width: 64px; text-align: center; padding: 0; }

.match-card { display: flex; flex-direction: column; }
.match-top { min-height: 22px; display: flex; justify-content: flex-end; margin-bottom: var(--space-2); }
.match-players { display: grid; grid-template-columns: 1fr auto 1fr; align-items: start; gap: var(--space-2); }
.match-player { display: flex; flex-direction: column; align-items: center; gap: var(--space-2); text-align: center; min-width: 0; }
.avatar-md { width: 46px; height: 46px; }
.match-player-name { font-weight: 600; font-size: 0.85rem; line-height: 1.25; overflow-wrap: break-word; }
.match-vs { align-self: center; color: var(--color-text-faint); font-weight: 700; font-size: 0.7rem; letter-spacing: 0.04em; padding: 0 var(--space-1); }
.match-card .score-input-row { justify-content: center; margin-top: var(--space-4); flex-wrap: wrap; }
.match-card .match-dash { color: var(--color-text-faint); }
.match-card .match-save-btn { flex-basis: 100%; }
.match-card .match-pending-text { margin-top: var(--space-4); text-align: center; }

@media (max-width: 860px) {
    .admin-shell { flex-direction: column; }
    .admin-sidebar {
        width: 100%; height: auto; position: sticky; top: 0; z-index: 45;
        padding: var(--space-4);
    }
    .admin-sidebar-header { margin-bottom: 0; }
    .admin-sidebar-header .hamburger-btn { display: inline-flex; }

    .admin-nav-links {
        display: none;
        position: fixed;
        top: 0; left: 0; bottom: 0;
        width: min(280px, 82vw);
        background: var(--color-bg-alt);
        border-right: 1px solid var(--color-border);
        padding: var(--space-5) var(--space-4);
        overflow-y: auto;
        z-index: 50;
        box-shadow: var(--shadow-pop);
    }
    .admin-nav-links.open { display: flex; }
    .admin-nav-link { width: 100%; flex-shrink: 0; }

    .admin-nav-backdrop {
        position: fixed;
        inset: 0;
        background: rgba(5, 8, 16, 0.55);
        z-index: 44;
    }

    .admin-main { padding: var(--space-5) var(--space-4) var(--space-8); }
}

@media (max-width: 480px) {
    .stat-grid { grid-template-columns: 1fr 1fr; }
    .match-players { grid-template-columns: 1fr auto 1fr; gap: var(--space-1); }
    .match-player-name { font-size: 0.78rem; }
    .avatar-md { width: 38px; height: 38px; }
    .admin-main { padding: var(--space-4) var(--space-3) var(--space-8); }
}