/* ============================================================
   Shared Component Library - Halloween Seixal / "A Roda de Hogwarts"
   Loaded after tokens.css, before any feature stylesheet
   (style.css, mapa.css, admin.css, admin_mapa.css). Defines the
   ONE button/card/modal/form/badge system reused identically by
   the public site and both admin panels, replacing the previously
   duplicated per-file implementations.
   ============================================================ */

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

body {
    font-family: var(--font-body);
    padding-bottom: var(--footer-h);
}

/* Respect the visitor's motion preference site-wide */
@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation-duration: 0.001ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.001ms !important;
        scroll-behavior: auto !important;
    }
}

/* Visible focus ring for keyboard navigation (accessibility) */
a:focus-visible,
button:focus-visible,
input:focus-visible,
select:focus-visible,
textarea:focus-visible,
[tabindex]:focus-visible {
    outline: 3px solid var(--color-gold-bright);
    outline-offset: 2px;
}

/* Inline SVG icon sizing, used in place of bare emoji as icon content */
.icon {
    width: 1.4em;
    height: 1.4em;
    flex-shrink: 0;
    fill: currentColor;
    display: inline-block;
    vertical-align: -0.2em;
}

/* ------------------------------------------------------------
   Buttons
   ------------------------------------------------------------ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    min-height: var(--touch-min);
    padding: 0.85rem 1.8rem;
    border: none;
    border-radius: var(--radius-pill);
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 700;
    line-height: 1.2;
    text-decoration: none;
    cursor: pointer;
    user-select: none;
    white-space: nowrap;
    transition: transform var(--transition-fast), box-shadow var(--transition-fast),
        background-color var(--transition-fast), color var(--transition-fast),
        border-color var(--transition-fast);
}

.btn:hover:not(:disabled) {
    transform: scale(1.03);
}

.btn:active:not(:disabled) {
    transform: scale(0.98);
}

.btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
    transform: none;
}

.btn--primary {
    background: var(--color-gold-bright);
    color: var(--color-bg);
    box-shadow: var(--shadow-soft);
}

.btn--primary:hover:not(:disabled) {
    background: var(--color-gold);
    box-shadow: var(--glow-gold);
}

.btn--secondary {
    background: transparent;
    color: var(--color-gold-bright);
    border: 2px solid var(--color-primary);
}

.btn--secondary:hover:not(:disabled) {
    background: var(--surface-soft);
}

.btn--danger {
    background: var(--color-danger);
    color: var(--color-text);
}

.btn--danger:hover:not(:disabled) {
    background: #d92e4d;
}

.btn--ghost {
    background: var(--surface-soft);
    color: var(--color-gold-bright);
    border: 2px solid var(--color-border);
}

.btn--ghost:hover:not(:disabled) {
    background: var(--color-primary);
    color: var(--color-text);
    border-color: var(--color-primary);
}

.btn--icon {
    width: var(--touch-min);
    height: var(--touch-min);
    min-height: var(--touch-min);
    padding: 0;
    border-radius: 50%;
    background: rgba(0, 0, 0, 0.5);
    color: var(--color-gold-bright);
}

.btn--icon:hover:not(:disabled) {
    background: rgba(0, 0, 0, 0.8);
    color: var(--color-danger);
}

.btn--sm {
    padding: 0.55rem 1.2rem;
    font-size: var(--text-sm);
    min-height: var(--touch-min);
}

.btn--lg {
    padding: 1.1rem 2.6rem;
    font-size: var(--text-lg);
}

.btn--block {
    width: 100%;
    max-width: 320px;
}

/* Loading state for async actions (spin, login, scan, validate submit) */
.btn.is-loading {
    color: transparent !important;
    pointer-events: none;
    position: relative;
}

.btn.is-loading::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 20px;
    height: 20px;
    margin: -10px 0 0 -10px;
    border: 3px solid rgba(255, 255, 255, 0.35);
    border-top-color: #fff;
    border-radius: 50%;
    animation: btn-spin-loader 0.7s linear infinite;
}

@keyframes btn-spin-loader {
    to {
        transform: rotate(360deg);
    }
}

/* ------------------------------------------------------------
   Cards
   ------------------------------------------------------------ */
.card {
    background: var(--surface);
    border-radius: var(--radius-lg);
    border: 2px solid var(--color-border);
    padding: var(--space-5);
}

.card--elevated {
    box-shadow: var(--shadow-strong);
}

.card--muted {
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(255, 255, 255, 0.08);
}

.card--outline {
    background: transparent;
}

.card--highlight {
    border-color: var(--color-gold-bright);
    box-shadow: var(--glow-gold);
}

.card--hover {
    transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.card--hover:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-strong);
    border-color: var(--color-gold-bright);
}

/* ------------------------------------------------------------
   Modal shell (donation / map-login / add-location / winner / admin dialogs)
   ------------------------------------------------------------ */
.modal {
    display: none;
    position: fixed;
    inset: 0;
    z-index: var(--z-modal);
    background: rgba(0, 0, 0, 0.8);
}

.modal.show {
    display: flex !important;
    justify-content: center;
    align-items: center;
    animation: modal-fade-in 0.3s;
}

.modal.hiding {
    display: flex !important;
    justify-content: center;
    align-items: center;
    animation: modal-fade-out 0.3s;
}

@keyframes modal-fade-in {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modal-fade-out {
    from { opacity: 1; }
    to { opacity: 0; }
}

.modal-content {
    background: var(--color-bg);
    padding: var(--space-5);
    border-radius: var(--radius-lg);
    border: 3px solid var(--color-primary);
    max-width: 420px;
    width: 95%;
    max-height: 90vh;
    overflow-y: auto;
    position: relative;
    animation: modal-slide-up 0.3s;
    box-shadow: 0 0 50px rgba(124, 58, 237, 0.5);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
}

@keyframes modal-slide-up {
    from { transform: translateY(50px); opacity: 0; }
    to { transform: translateY(0); opacity: 1; }
}

.modal__header {
    text-align: center;
    margin-bottom: var(--space-4);
    padding-right: 2.5rem;
}

.modal__header h2 {
    color: var(--color-gold-bright);
    font-family: var(--font-display);
    font-size: var(--text-xl);
    margin: 0;
}

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

.modal__footer {
    margin-top: var(--space-5);
    display: flex;
    justify-content: center;
}

.close-modal {
    position: absolute;
    top: 0.4rem;
    right: 0.4rem;
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.6rem;
    line-height: 1;
    font-weight: bold;
    color: var(--color-gold-bright);
    background: rgba(0, 0, 0, 0.5);
    border-radius: 50%;
    cursor: pointer;
    transition: all var(--transition-base);
    border: none;
}

.close-modal:hover {
    transform: rotate(90deg) scale(1.1);
    background: rgba(0, 0, 0, 0.8);
    color: var(--color-danger);
}

/* ------------------------------------------------------------
   Forms
   ------------------------------------------------------------ */
.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--space-2);
    margin-bottom: var(--space-4);
    text-align: left;
}

.form-group label {
    color: var(--color-gold-bright);
    font-weight: 600;
    font-size: var(--text-sm);
}

.form-group input,
.form-group select,
.form-group textarea {
    min-height: var(--touch-min);
    padding: 0.7rem 1rem;
    border-radius: var(--radius-sm);
    border: 2px solid var(--color-border);
    background: rgba(255, 255, 255, 0.06);
    color: var(--color-text);
    font-family: var(--font-body);
    font-size: var(--text-base);
    width: 100%;
}

.form-group select {
    background-color: rgba(0, 0, 0, 0.85);
    color: var(--color-text);
}

.form-group select option {
    background: #000000;
    color: var(--color-text);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--surface-soft);
}

.form-hint {
    color: var(--color-text-muted);
    font-size: var(--text-xs);
}

/* ------------------------------------------------------------
   Badges (prize rarity, admin status, map legend markers)
   ------------------------------------------------------------ */
.badge {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    padding: 0.35rem 0.9rem;
    border-radius: var(--radius-pill);
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.02em;
    white-space: nowrap;
}

.badge--common {
    background: var(--color-surface-2);
    color: var(--color-text);
}

.badge--special {
    background: var(--color-primary);
    color: var(--color-text);
}

.badge--rare {
    background: linear-gradient(135deg, var(--color-success), var(--color-gold-bright));
    color: var(--color-bg);
}

.badge--validated {
    background: rgba(34, 197, 94, 0.15);
    color: var(--color-success);
    border: 1px solid var(--color-success);
}

.badge--pending {
    background: rgba(234, 179, 8, 0.15);
    color: var(--color-warning);
    border: 1px solid var(--color-warning);
}

.badge--mega {
    background: rgba(124, 58, 237, 0.2);
    color: #c4b5fd;
    border: 1px solid var(--color-primary);
}

.badge--light {
    background: rgba(202, 138, 4, 0.15);
    color: var(--color-gold-bright);
    border: 1px solid var(--color-gold);
}

.badge--pirate {
    background: rgba(244, 63, 94, 0.15);
    color: #fca5b1;
    border: 1px solid var(--color-danger);
}

/* ------------------------------------------------------------
   Utilities
   ------------------------------------------------------------ */
.hidden {
    display: none !important;
}

.visually-hidden {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}