/**
 * CzechRP Web - Komponenty (Buttons, Cards, Badges, Forms, Flash, atd.)
 */

/* ============================================================
 * TLAČÍTKA
 * ============================================================ */

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--space-2);
    padding: var(--space-3) var(--space-6);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    line-height: 1;
    border-radius: var(--radius-md);
    border: 1px solid transparent;
    cursor: pointer;
    transition: all var(--transition-normal);
    text-decoration: none;
    white-space: nowrap;
    user-select: none;
}

.btn:hover {
    transform: translateY(-1px);
}

.btn:active {
    transform: translateY(0);
}

/* Primární (červený) */
.btn--primary {
    background: var(--color-primary);
    color: #fff;
    border-color: var(--color-primary);
    box-shadow: 0 2px 12px var(--color-primary-glow);
}

.btn--primary:hover {
    background: var(--color-primary-hover);
    border-color: var(--color-primary-hover);
    box-shadow: 0 4px 20px var(--color-primary-glow);
    color: #fff;
}

/* Outline */
.btn--outline {
    background: transparent;
    color: var(--color-text);
    border: 1px solid var(--color-border-light);
}

.btn--outline:hover {
    border-color: var(--color-primary);
    color: var(--color-primary);
    background: var(--color-primary-subtle);
}

/* Ghost (bez rámečku) */
.btn--ghost {
    background: transparent;
    color: var(--color-text-secondary);
}

.btn--ghost:hover {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.05);
}

/* Discord */
.btn--discord {
    background: var(--color-discord);
    color: #fff;
    border-color: var(--color-discord);
}

.btn--discord:hover {
    background: var(--color-discord-hover);
    color: #fff;
    box-shadow: 0 4px 20px rgba(88, 101, 242, 0.3);
}

/* Success */
.btn--success {
    background: var(--color-success);
    color: #fff;
}

.btn--success:hover {
    background: #2ecc71;
    color: #fff;
}

/* Danger */
.btn--danger {
    background: var(--color-danger);
    color: #fff;
}

.btn--danger:hover {
    background: #c0392b;
    color: #fff;
}

/* Velikosti */
.btn--sm {
    padding: var(--space-2) var(--space-4);
    font-size: var(--font-size-xs);
}

.btn--lg {
    padding: var(--space-4) var(--space-8);
    font-size: var(--font-size-base);
}

.btn--xl {
    padding: var(--space-5) var(--space-10);
    font-size: var(--font-size-md);
}

/* Celá šířka */
.btn--full {
    width: 100%;
}

/* Ikona v tlačítku */
.btn svg,
.btn .icon {
    flex-shrink: 0;
}

/* ============================================================
 * KARTY
 * ============================================================ */

.card {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    padding: var(--space-8);
    transition: all var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--color-primary), transparent);
    opacity: 0;
    transition: opacity var(--transition-normal);
}

.card:hover {
    border-color: var(--color-border-light);
    background: var(--color-bg-card-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.card:hover::before {
    opacity: 1;
}

.card--glass {
    background: var(--glass-bg);
    backdrop-filter: blur(var(--glass-blur));
    -webkit-backdrop-filter: blur(var(--glass-blur));
    border-color: var(--glass-border);
}

.card--flat {
    background: var(--color-bg-card);
    border-color: var(--color-border);
}

.card--flat:hover {
    transform: none;
    box-shadow: none;
}

.card__icon {
    width: 56px;
    height: 56px;
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-primary-subtle);
    color: var(--color-primary);
    margin-bottom: var(--space-5);
}

.card__title {
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    margin-bottom: var(--space-3);
    display: flex;
    align-items: center;
    gap: var(--space-2);
}

.card__text {
    color: var(--color-text-secondary);
    font-size: var(--font-size-sm);
    line-height: var(--line-height-relaxed);
}

.card__footer {
    margin-top: var(--space-6);
    padding-top: var(--space-4);
    border-top: 1px solid var(--color-border);
    display: flex;
    align-items: center;
    justify-content: space-between;
}

/* ============================================================
 * BADGES
 * ============================================================ */

.badge {
    display: inline-flex;
    align-items: center;
    gap: var(--space-1);
    padding: var(--space-1) var(--space-3);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-semibold);
    border-radius: var(--radius-full);
    line-height: 1.4;
    white-space: nowrap;
}

.badge--success {
    background: var(--color-success-bg);
    color: var(--color-success);
    border: 1px solid rgba(39, 174, 96, 0.2);
}

.badge--warning {
    background: var(--color-warning-bg);
    color: var(--color-warning);
    border: 1px solid rgba(243, 156, 18, 0.2);
}

.badge--danger {
    background: var(--color-danger-bg);
    color: var(--color-danger);
    border: 1px solid rgba(231, 76, 60, 0.2);
}

.badge--info {
    background: var(--color-info-bg);
    color: var(--color-info);
    border: 1px solid rgba(52, 152, 219, 0.2);
}

.badge--neutral {
    background: var(--color-neutral-bg);
    color: var(--color-neutral);
    border: 1px solid rgba(106, 106, 122, 0.2);
}

.badge--primary {
    background: var(--color-primary-subtle);
    color: var(--color-primary);
    border: 1px solid rgba(192, 57, 43, 0.2);
}

/* ============================================================
 * FORMULÁŘE
 * ============================================================ */

.form-group {
    margin-bottom: var(--space-5);
}

.form-group__label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.form-group__hint {
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: var(--space-1);
}

.form-control {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

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

.form-control--error {
    border-color: var(--color-danger);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236a6a7a' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: var(--space-10);
}

.form-error {
    font-size: var(--font-size-xs);
    color: var(--color-danger);
    margin-top: var(--space-1);
}

/* BEM aliasy pro admin formuláře */
.form__group {
    margin-bottom: var(--space-5);
}

.form__label {
    display: block;
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
    margin-bottom: var(--space-2);
}

.form__input,
.form__textarea,
.form__select {
    width: 100%;
    padding: var(--space-3) var(--space-4);
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-md);
    color: var(--color-text);
    font-size: var(--font-size-sm);
    font-family: inherit;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
    outline: none;
}

.form__input:focus,
.form__textarea:focus,
.form__select:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px var(--color-primary-glow);
}

.form__input::placeholder,
.form__textarea::placeholder {
    color: var(--color-text-muted);
}

.form__textarea {
    resize: vertical;
    min-height: 120px;
}

.form__select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%236a6a7a' stroke-width='2'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 12px center;
    padding-right: var(--space-10);
}

/* Checkbox v admin formulářích */
.form__label input[type="checkbox"] {
    accent-color: var(--color-primary);
}

/* ============================================================
 * SERVER STATUS BADGE
 * ============================================================ */

.server-status {
    margin-top: var(--space-3);
}

.server-status__btn {
    display: inline-flex;
    align-items: center;
    gap: var(--space-2);
    padding: var(--space-2) var(--space-4);
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--color-border-light);
    border-radius: var(--radius-full);
    color: var(--color-text-secondary);
    font-family: inherit;
    font-size: var(--font-size-sm);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.server-status__btn:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: var(--color-border-primary);
    color: var(--color-text);
}

.server-status__dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: var(--color-text-muted);
    flex-shrink: 0;
}

.server-status--online .server-status__dot {
    background: var(--color-success);
    box-shadow: 0 0 6px var(--color-success);
    animation: pulse-dot 2s ease-in-out infinite;
}

.server-status--offline .server-status__dot {
    background: var(--color-danger);
}

@keyframes pulse-dot {
    0%, 100% { opacity: 1; }
    50% { opacity: 0.5; }
}

/* ============================================================
 * MODAL
 * ============================================================ */

.modal-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 10000;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    align-items: center;
    justify-content: center;
    padding: var(--space-5);
}

.modal-overlay--open {
    display: flex;
    animation: modalFadeIn 0.2s ease-out;
}

.modal {
    background: var(--color-bg-card);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    width: 100%;
    max-width: 560px;
    max-height: 80vh;
    display: flex;
    flex-direction: column;
    animation: modalSlideUp 0.25s ease-out;
}

.modal__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--space-5) var(--space-6);
    border-bottom: 1px solid var(--color-border);
}

.modal__title {
    display: flex;
    align-items: center;
    gap: var(--space-2);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text);
}

.modal__count {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 28px;
    height: 24px;
    padding: 0 var(--space-2);
    background: var(--color-primary);
    color: #fff;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    border-radius: var(--radius-full);
}

.modal__close {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 36px;
    height: 36px;
    background: transparent;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    color: var(--color-text-muted);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal__close:hover {
    background: var(--color-surface-hover);
    color: var(--color-text);
    border-color: var(--color-border-light);
}

.modal__body {
    padding: var(--space-5) var(--space-6);
    overflow-y: auto;
    flex: 1;
}

.modal__loading,
.modal__empty {
    text-align: center;
    color: var(--color-text-muted);
    padding: var(--space-8) 0;
}

.modal__empty .icon {
    display: block;
    margin: 0 auto var(--space-3);
    color: var(--color-text-muted);
}

.players-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--space-2);
}

.player-card {
    padding: var(--space-3);
    background: var(--color-bg-dark);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast);
}

.player-card:hover {
    border-color: var(--color-border-light);
}

.player-card__name {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--color-text);
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.player-card__meta {
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-xs);
    color: var(--color-text-muted);
    margin-top: 2px;
}

@keyframes modalFadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes modalSlideUp {
    from { opacity: 0; transform: translateY(16px); }
    to { opacity: 1; transform: translateY(0); }
}

/* ============================================================
 * FLASH ZPRÁVY
 * ============================================================ */

.flash {
    padding: var(--space-3) 0;
    position: fixed;
    top: var(--navbar-height);
    left: 0;
    right: 0;
    z-index: 900;
    animation: flashSlideIn 0.3s ease;
}

.flash .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--space-4);
}

.flash--success { background: var(--color-success-bg); border-bottom: 2px solid var(--color-success); }
.flash--error   { background: var(--color-danger-bg);  border-bottom: 2px solid var(--color-danger); }
.flash--warning { background: var(--color-warning-bg); border-bottom: 2px solid var(--color-warning); }
.flash--info    { background: var(--color-info-bg);    border-bottom: 2px solid var(--color-info); }

.flash__text {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.flash--success .flash__text { color: var(--color-success); }
.flash--error   .flash__text { color: var(--color-danger); }
.flash--warning .flash__text { color: var(--color-warning); }
.flash--info    .flash__text { color: var(--color-info); }

.flash__close {
    display: flex;
    align-items: center;
    padding: var(--space-1);
    opacity: 0.6;
    transition: opacity var(--transition-fast);
}

.flash__close:hover {
    opacity: 1;
}

@keyframes flashSlideIn {
    from { transform: translateY(-100%); opacity: 0; }
    to   { transform: translateY(0); opacity: 1; }
}

/* ============================================================
 * TABULKY (Admin)
 * ============================================================ */

.table-wrap {
    overflow-x: auto;
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
}

.table {
    width: 100%;
    min-width: 700px;
    border-collapse: collapse;
    font-size: var(--font-size-sm);
}

.table th {
    background: var(--color-bg-light);
    font-weight: var(--font-weight-semibold);
    color: var(--color-text-secondary);
    text-transform: uppercase;
    font-size: var(--font-size-xs);
    letter-spacing: 0.5px;
    padding: var(--space-3) var(--space-4);
    text-align: left;
    border-bottom: 1px solid var(--color-border);
    white-space: nowrap;
}

.table td {
    padding: var(--space-3) var(--space-4);
    border-bottom: 1px solid var(--color-border);
    vertical-align: middle;
}

.table tr:last-child td {
    border-bottom: none;
}

.table tr:hover td {
    background: rgba(255, 255, 255, 0.02);
}

/* ============================================================
 * PAGINATION / FILTRY
 * ============================================================ */

.filter-bar {
    display: flex;
    align-items: center;
    gap: var(--space-3);
    flex-wrap: wrap;
    margin-bottom: var(--space-6);
}

.filter-bar .btn {
    position: relative;
}

.filter-bar .btn--active {
    background: var(--color-primary-subtle);
    color: var(--color-primary);
    border-color: var(--color-border-primary);
}

/* ============================================================
 * PRÁZDNÝ STAV
 * ============================================================ */

.empty-state {
    text-align: center;
    padding: var(--space-16) var(--space-6);
}

.empty-state__icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--space-6);
    color: var(--color-text-muted);
    opacity: 0.4;
}

.empty-state__title {
    font-size: var(--font-size-lg);
    margin-bottom: var(--space-3);
}

.empty-state__text {
    color: var(--color-text-muted);
    font-size: var(--font-size-sm);
}