/* =============================================================================
   Tema comune di tutte le pagine (gioco, home, accesso, registrazione, errore,
   privacy, admin). Va incluso prima dei CSS di pagina, che usano questi token
   invece di ripetere colori e misure.
   ============================================================================= */

:root {
    /* Palette */
    --noir-black: #08090c;
    --anthracite: #17191f;
    --bordeaux: #4b1e2a;
    --bordeaux-bright: #7d2e45;
    --bottle-green: #18322d;
    --bottle-green-bright: #245146;
    --aged-gold: #c2a46d;
    --aged-gold-bright: #f5e9d0;
    --fog: #e6dfd2;

    /* Testo */
    --text-strong: #f5f0e4;
    --text-body: var(--fog);
    --text-soft: rgba(230, 223, 210, 0.75);
    --text-muted: rgba(230, 223, 210, 0.55);
    --text-cool: #9da7b1;

    /* Esiti */
    --color-success: #5fbf9f;
    --color-danger: #e0707f;
    --color-warning: #e6b872;
    --color-info: var(--aged-gold);

    /* Categorie degli scagnozzi: sempre insieme a icona e nome, mai da sole. */
    --category-picchiatori: #e8808d;
    --category-tiratori: #eba763;
    --category-guardie: #7fb2e5;
    --category-supporto: #6cc9a8;
    --category-speciali: #aeb6bf;

    /* Categorie delle stanze: sempre insieme a icona e nome, mai da sole. */
    --room-production: #e6b872;
    --room-storage: #7fb2e5;

    /* Superfici e bordi */
    --panel-bg: rgba(22, 24, 29, 0.92);
    --surface-sunken: rgba(8, 9, 12, 0.45);
    --surface-input: rgba(7, 9, 12, 0.78);
    --border-soft: rgba(194, 164, 109, 0.22);
    --border-strong: rgba(194, 164, 109, 0.5);
    --focus-ring: 0 0 0 0.22rem rgba(194, 164, 109, 0.18);

    /* Spaziature */
    --space-1: 0.25rem;
    --space-2: 0.5rem;
    --space-3: 0.75rem;
    --space-4: 1rem;
    --space-5: 1.5rem;
    --space-6: 2rem;

    /* Raggi */
    --radius-sm: 0.5rem;
    --radius-md: 0.8rem;
    --radius-lg: 1rem;
    --radius-pill: 999px;

    /* Ombre */
    --shadow-sm: 0 0.4rem 1rem rgba(0, 0, 0, 0.35);
    --shadow-md: 0 0.8rem 1.6rem rgba(0, 0, 0, 0.4);
    --shadow-lg: 0 1.2rem 2.3rem rgba(0, 0, 0, 0.45);

    /* Tipografia */
    --font-display: "Cinzel", serif;
    --font-body: "Inter", system-ui, sans-serif;

    /* Pulsanti principali */
    --gradient-primary: linear-gradient(110deg, var(--bottle-green), var(--bottle-green-bright));
    --gradient-danger: linear-gradient(110deg, var(--bordeaux), var(--bordeaux-bright));
}

/* --- Sfondo: gradienti, grana e vignettatura ------------------------------- */
body {
    min-height: 100vh;
    margin: 0;
    background:
        radial-gradient(circle at 8% 18%, rgba(194, 164, 109, 0.16), transparent 28%),
        radial-gradient(circle at 85% 14%, rgba(24, 50, 45, 0.5), transparent 35%),
        linear-gradient(180deg, #101015 0%, #07080d 100%);
    background-attachment: fixed;
    color: var(--text-body);
    font-family: var(--font-body);
    overflow-x: hidden;
    position: relative;
    /* La grana e la vignettatura (z-index -1) restano sopra lo sfondo ma
       sotto il contenuto di ogni pagina. */
    isolation: isolate;
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='220' height='220' viewBox='0 0 220 220'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2'/%3E%3C/filter%3E%3Crect width='220' height='220' filter='url(%23n)' opacity='0.17'/%3E%3C/svg%3E");
    mix-blend-mode: soft-light;
    opacity: 0.18;
    z-index: -1;
}

body::after {
    content: "";
    position: fixed;
    inset: -8vmax;
    pointer-events: none;
    background: radial-gradient(circle, transparent 40%, rgba(0, 0, 0, 0.74) 100%);
    z-index: -1;
}

/* --- Tipografia comune ------------------------------------------------------ */
.brand-title,
.section-title,
.route-title,
.panel-title,
.eyebrow {
    font-family: var(--font-display);
    letter-spacing: 0.05em;
    text-transform: uppercase;
}

.section-title {
    color: var(--aged-gold);
    font-size: 1rem;
    margin-bottom: var(--space-4);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.text-muted {
    color: var(--text-muted) !important;
}

.text-light-emphasis {
    color: var(--text-cool) !important;
}

.text-warning-emphasis {
    color: var(--aged-gold) !important;
}

/* =============================================================================
   Bootstrap: si personalizzano le sue variabili --bs-* invece di riscrivere le
   proprieta' classe per classe. Vale per tutte le pagine con data-bs-theme.
   ============================================================================= */
[data-bs-theme=dark] {
    --bs-body-font-family: var(--font-body);
    --bs-body-bg: #0e1015;
    --bs-body-bg-rgb: 14, 16, 21;
    --bs-body-color: var(--text-body);
    --bs-emphasis-color: var(--text-strong);
    --bs-secondary-color: var(--text-soft);
    --bs-tertiary-color: var(--text-muted);
    --bs-secondary-bg: #16181e;
    --bs-tertiary-bg: #121419;
    --bs-border-color: rgba(194, 164, 109, 0.3);
    --bs-border-color-translucent: rgba(194, 164, 109, 0.2);
    --bs-border-radius: var(--radius-md);
    --bs-border-radius-sm: var(--radius-sm);
    --bs-border-radius-lg: var(--radius-lg);
    --bs-link-color: var(--aged-gold);
    --bs-link-color-rgb: 194, 164, 109;
    --bs-link-hover-color: var(--aged-gold-bright);
    --bs-link-hover-color-rgb: 245, 233, 208;
    --bs-focus-ring-color: rgba(194, 164, 109, 0.25);
    --bs-form-valid-color: var(--color-success);
    --bs-form-valid-border-color: var(--color-success);
    --bs-form-invalid-color: var(--color-danger);
    --bs-form-invalid-border-color: var(--color-danger);
    --bs-heading-color: var(--text-strong);
}

/* --- Pulsanti ---------------------------------------------------------------- */
.btn {
    --bs-btn-border-radius: var(--radius-pill);
    --bs-btn-font-weight: 600;
    --bs-btn-font-size: 0.82rem;
    --bs-btn-disabled-opacity: 0.55;
    text-transform: uppercase;
    letter-spacing: 0.045em;
}

.btn-primary,
.btn-success {
    --bs-btn-color: var(--text-strong);
    --bs-btn-bg: var(--bottle-green-bright);
    --bs-btn-border-color: var(--border-strong);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #2c6152;
    --bs-btn-hover-border-color: var(--aged-gold);
    --bs-btn-active-color: #fff;
    --bs-btn-active-bg: var(--bottle-green);
    --bs-btn-active-border-color: var(--aged-gold);
    --bs-btn-disabled-color: var(--text-soft);
    --bs-btn-disabled-bg: var(--bottle-green);
    --bs-btn-disabled-border-color: var(--border-soft);
    --bs-btn-focus-shadow-rgb: 194, 164, 109;
}

.btn-danger {
    --bs-btn-color: var(--text-strong);
    --bs-btn-bg: var(--bordeaux-bright);
    --bs-btn-border-color: var(--border-strong);
    --bs-btn-hover-color: #fff;
    --bs-btn-hover-bg: #93374f;
    --bs-btn-hover-border-color: var(--aged-gold);
    --bs-btn-active-bg: var(--bordeaux);
    --bs-btn-active-border-color: var(--aged-gold);
    --bs-btn-disabled-bg: var(--bordeaux);
    --bs-btn-disabled-border-color: var(--border-soft);
    --bs-btn-focus-shadow-rgb: 194, 164, 109;
}

.btn-warning {
    --bs-btn-color: #1b1509;
    --bs-btn-bg: var(--aged-gold);
    --bs-btn-border-color: var(--aged-gold);
    --bs-btn-hover-color: #1b1509;
    --bs-btn-hover-bg: #d4b983;
    --bs-btn-hover-border-color: #d4b983;
    --bs-btn-active-bg: #a88c58;
    --bs-btn-active-border-color: #a88c58;
    --bs-btn-disabled-color: #1b1509;
    --bs-btn-disabled-bg: var(--aged-gold);
    --bs-btn-disabled-border-color: var(--aged-gold);
}

.btn-outline-light {
    --bs-btn-color: var(--aged-gold);
    --bs-btn-border-color: rgba(194, 164, 109, 0.55);
    --bs-btn-hover-color: var(--text-strong);
    --bs-btn-hover-bg: var(--bottle-green-bright);
    --bs-btn-hover-border-color: var(--border-strong);
    --bs-btn-active-color: var(--text-strong);
    --bs-btn-active-bg: var(--bottle-green);
    --bs-btn-active-border-color: var(--border-strong);
    --bs-btn-disabled-color: var(--text-muted);
    --bs-btn-disabled-border-color: var(--border-soft);
}

/* --- Campi dei moduli ------------------------------------------------------------
   Lo sfondo dei campi e' --bs-body-bg: lo si ridefinisce solo per loro. Il
   focus in Bootstrap 5.3 non usa variabili, quindi resta una regola. */
.form-control,
.form-select {
    --bs-body-bg: var(--surface-input);
    color: var(--text-body);
}

.form-control::placeholder {
    color: var(--text-muted);
}

.form-control:focus,
.form-select:focus {
    background-color: rgba(7, 9, 12, 0.95);
    border-color: rgba(194, 164, 109, 0.72);
    box-shadow: var(--focus-ring);
    color: var(--text-body);
}

.form-control:disabled,
.form-select:disabled,
.form-control[readonly] {
    --bs-body-bg: rgba(7, 9, 12, 0.5);
    border-color: var(--border-soft);
    color: var(--text-muted);
}

/* --- Tabelle, liste, barre, card, modali -------------------------------------- */
.table {
    --bs-table-bg: transparent;
    --bs-table-color: var(--text-body);
    --bs-table-border-color: rgba(194, 164, 109, 0.16);
    --bs-table-striped-bg: rgba(194, 164, 109, 0.04);
    --bs-table-striped-color: var(--text-body);
    --bs-table-hover-bg: rgba(194, 164, 109, 0.08);
    --bs-table-hover-color: var(--text-strong);
}

.table-light,
.table thead {
    --bs-table-bg: rgba(24, 50, 45, 0.34);
    --bs-table-color: var(--text-body);
    color: var(--text-body);
}

.list-group {
    --bs-list-group-bg: rgba(8, 9, 12, 0.84);
    --bs-list-group-color: var(--text-body);
    --bs-list-group-border-color: var(--border-soft);
    --bs-list-group-action-color: var(--text-body);
    --bs-list-group-action-hover-color: var(--text-strong);
    --bs-list-group-action-hover-bg: rgba(24, 50, 45, 0.56);
    --bs-list-group-action-active-bg: rgba(24, 50, 45, 0.7);
    --bs-list-group-active-bg: var(--bottle-green-bright);
    --bs-list-group-active-border-color: var(--border-strong);
    --bs-list-group-active-color: var(--text-strong);
}

.progress {
    --bs-progress-height: 0.65rem;
    --bs-progress-bg: rgba(230, 223, 210, 0.12);
    --bs-progress-border-radius: var(--radius-pill);
    --bs-progress-bar-bg: var(--aged-gold);
}

.card {
    --bs-card-bg: transparent;
    --bs-card-border-color: var(--border-soft);
    --bs-card-border-radius: var(--radius-lg);
    --bs-card-color: var(--text-body);
}

.modal {
    --bs-modal-bg: #121419;
    --bs-modal-border-color: var(--border-strong);
    --bs-modal-border-radius: var(--radius-lg);
}

.offcanvas {
    --bs-offcanvas-bg: #0c0d11;
    --bs-offcanvas-border-color: var(--border-soft);
}

.alert {
    --bs-alert-border-radius: var(--radius-md);
}

/* =============================================================================
   Pannelli: vetro leggero sopra lo sfondo, bordo oro sottile e un riflesso
   in alto. Stesso aspetto per gioco, home, accesso, registrazione, errore.
   ============================================================================= */
.panel,
.content-header,
.app-card,
.login-shell,
.register-panel,
.error-shell {
    background:
        linear-gradient(180deg, rgba(245, 233, 208, 0.035), transparent 35%),
        linear-gradient(145deg, rgba(75, 30, 42, 0.16), transparent 45%),
        rgba(18, 20, 25, 0.74);
    border: 1px solid var(--border-soft);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg), inset 0 1px 0 rgba(245, 233, 208, 0.07);
    color: var(--text-body);
    -webkit-backdrop-filter: blur(12px) saturate(120%);
    backdrop-filter: blur(12px) saturate(120%);
}

.app-card .card-header {
    background: rgba(194, 164, 109, 0.08);
    border-bottom: 1px solid rgba(194, 164, 109, 0.2);
    color: #f3e7cb;
}

.app-card .card-body {
    background: transparent;
}

/* Senza backdrop-filter (browser vecchi) il vetro diventa un fondo pieno. */
@supports not ((backdrop-filter: blur(1px)) or (-webkit-backdrop-filter: blur(1px))) {
    .panel,
    .content-header,
    .app-card,
    .login-shell,
    .register-panel,
    .error-shell {
        background-color: rgba(18, 20, 25, 0.95);
    }
}

/* Cifre a larghezza fissa dove i numeri cambiano o vanno confrontati:
   contatori e countdown non "ballano" e le colonne restano allineate. */
.table td,
.stats-value,
.resource-counter-value,
.resource-counter-income,
[data-expansion-target],
[data-expedition-arrival-target],
.leaderboard-row .text-warning {
    font-variant-numeric: tabular-nums;
}

/* =============================================================================
   Micro-interazioni
   ============================================================================= */

/* Pulsante in caricamento (static/js/ui.js): testo attenuato e spinner. */
.is-loading {
    position: relative;
    pointer-events: none;
    color: transparent !important;
}

.is-loading::after {
    content: "";
    position: absolute;
    inset: 0;
    margin: auto;
    width: 1rem;
    height: 1rem;
    border: 2px solid rgba(245, 240, 228, 0.3);
    border-top-color: var(--text-strong);
    border-radius: 50%;
    animation: uiSpin .7s linear infinite;
}

@keyframes uiSpin {
    to {
        transform: rotate(360deg);
    }
}

/* Segnaposto animati mentre i dati arrivano. */
.skeleton-line {
    display: block;
    height: .75rem;
    border-radius: var(--radius-pill);
    background: linear-gradient(90deg, rgba(230, 223, 210, 0.06) 25%, rgba(230, 223, 210, 0.16) 50%, rgba(230, 223, 210, 0.06) 75%);
    background-size: 200% 100%;
    animation: uiShimmer 1.4s ease-in-out infinite;
}

.skeleton-line + .skeleton-line {
    margin-top: .5rem;
}

.skeleton-line.short {
    width: 40%;
}

.skeleton-line.medium {
    width: 70%;
}

@keyframes uiShimmer {
    from {
        background-position: 200% 0;
    }

    to {
        background-position: -200% 0;
    }
}

/* Chi chiede meno movimento: animazioni e transizioni quasi istantanee. */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }
}