/**
 * WPHubify Design System
 * Standardizovaný design manuál pro konzistentní vzhled
 *
 * OBSAH:
 * 1. CSS Proměnné (Design Tokens)
 * 2. Layout & Kontejnery
 * 3. Typografie
 * 4. Karty (Cards)
 * 5. Tlačítka (Buttons)
 * 6. Badge & Tagy
 * 7. Formuláře
 * 8. Hero sekce
 * 9. Empty States
 * 10. Tabulky
 * 11. Navigace
 * 12. Utility třídy
 */

/* ==========================================================================
   1. CSS PROMĚNNÉ (Design Tokens)
   ========================================================================== */

:root {
    /* Primární barvy */
    --color-primary-50: #f0f9ff;
    --color-primary-100: #e0f2fe;
    --color-primary-200: #bae6fd;
    --color-primary-300: #7dd3fc;
    --color-primary-400: #38bdf8;
    --color-primary-500: #0ea5e9;
    --color-primary-600: #0284c7;
    --color-primary-700: #0369a1;
    --color-primary-800: #075985;
    --color-primary-900: #0c4a6e;

    /* Šedé odstíny */
    --color-gray-50: #f9fafb;
    --color-gray-100: #f3f4f6;
    --color-gray-200: #e5e7eb;
    --color-gray-300: #d1d5db;
    --color-gray-400: #9ca3af;
    --color-gray-500: #6b7280;
    --color-gray-600: #4b5563;
    --color-gray-700: #374151;
    --color-gray-800: #1f2937;
    --color-gray-900: #111827;
    --color-gray-950: #030712;

    /* Sémantické barvy */
    --color-success: #22c55e;
    --color-success-light: #dcfce7;
    --color-success-dark: #166534;

    --color-warning: #eab308;
    --color-warning-light: #fef9c3;
    --color-warning-dark: #854d0e;

    --color-danger: #ef4444;
    --color-danger-light: #fee2e2;
    --color-danger-dark: #991b1b;

    --color-info: #3b82f6;
    --color-info-light: #dbeafe;
    --color-info-dark: #1e40af;

    /* Spacing */
    --spacing-xs: 0.25rem;   /* 4px */
    --spacing-sm: 0.5rem;    /* 8px */
    --spacing-md: 1rem;      /* 16px */
    --spacing-lg: 1.5rem;    /* 24px */
    --spacing-xl: 2rem;      /* 32px */
    --spacing-2xl: 3rem;     /* 48px */
    --spacing-3xl: 4rem;     /* 64px */

    /* Border Radius */
    --radius-sm: 0.375rem;   /* 6px */
    --radius-md: 0.5rem;     /* 8px */
    --radius-lg: 0.75rem;    /* 12px */
    --radius-xl: 1rem;       /* 16px */
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);

    /* Container max-width */
    --container-max: 80rem;  /* 1280px - max-w-7xl */

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-normal: 200ms ease;
    --transition-slow: 300ms ease;
}

/* Dark mode proměnné */
@media (prefers-color-scheme: dark) {
    :root {
        --color-bg-primary: var(--color-gray-900);
        --color-bg-secondary: var(--color-gray-800);
        --color-bg-tertiary: var(--color-gray-700);
        --color-text-primary: var(--color-gray-100);
        --color-text-secondary: var(--color-gray-400);
        --color-border: var(--color-gray-700);
    }
}

/* ==========================================================================
   2. LAYOUT & KONTEJNERY
   Standardní šířka: max-w-7xl (80rem / 1280px)
   ========================================================================== */

/* Hlavní kontejner pro stránky */
.page-container {
    width: 100%;
    max-width: var(--container-max);
    margin-left: auto;
    margin-right: auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

@media (min-width: 640px) {
    .page-container {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

@media (min-width: 1024px) {
    .page-container {
        padding-left: 2rem;
        padding-right: 2rem;
    }
}

/* Užší kontejner pro formuláře a obsah */
.content-container {
    width: 100%;
    max-width: 64rem; /* max-w-5xl */
    margin-left: auto;
    margin-right: auto;
}

/* Nejužší kontejner pro jednoduché formuláře */
.form-container {
    width: 100%;
    max-width: 42rem; /* max-w-2xl */
    margin-left: auto;
    margin-right: auto;
}

/* Standardní section padding */
.section-padding {
    padding-top: 4rem;
    padding-bottom: 4rem;
}

@media (min-width: 1024px) {
    .section-padding {
        padding-top: 5rem;
        padding-bottom: 5rem;
    }
}

/* Page padding (menší než section) */
.page-padding {
    padding-top: 2rem;
    padding-bottom: 2rem;
}

/* ==========================================================================
   3. TYPOGRAFIE
   ========================================================================== */

/* Page Title - hlavní nadpis stránky */
.page-title {
    font-size: 1.875rem;      /* text-3xl */
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-gray-900);
    margin-bottom: 0.5rem;
}

@media (min-width: 640px) {
    .page-title {
        font-size: 2.25rem;   /* text-4xl */
    }
}

@media (min-width: 1024px) {
    .page-title {
        font-size: 3rem;      /* text-5xl */
    }
}

/* Hero Title - velký nadpis pro hero sekce */
.hero-title {
    font-size: 2.25rem;       /* text-4xl */
    font-weight: 700;
    line-height: 1.1;
    margin-bottom: 1rem;
}

@media (min-width: 640px) {
    .hero-title {
        font-size: 3rem;      /* text-5xl */
    }
}

@media (min-width: 1024px) {
    .hero-title {
        font-size: 3.75rem;   /* text-6xl */
    }
}

/* Section Title - nadpis sekce */
.section-title {
    font-size: 1.5rem;        /* text-2xl */
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-gray-900);
    margin-bottom: 1rem;
}

@media (min-width: 640px) {
    .section-title {
        font-size: 1.875rem;  /* text-3xl */
    }
}

/* Card Title - nadpis karty */
.card-title {
    font-size: 1.125rem;      /* text-lg */
    font-weight: 600;
    line-height: 1.4;
    color: var(--color-gray-900);
}

/* Subtitle / Lead text */
.subtitle {
    font-size: 1.125rem;      /* text-lg */
    color: var(--color-gray-600);
    line-height: 1.6;
}

@media (min-width: 640px) {
    .subtitle {
        font-size: 1.25rem;   /* text-xl */
    }
}

/* Body text */
.body-text {
    font-size: 1rem;
    color: var(--color-gray-600);
    line-height: 1.6;
}

/* Small text */
.text-small {
    font-size: 0.875rem;
    color: var(--color-gray-500);
    line-height: 1.5;
}

/* Dark mode typography */
@media (prefers-color-scheme: dark) {
    .page-title,
    .section-title,
    .card-title {
        color: var(--color-gray-100);
    }

    .subtitle,
    .body-text {
        color: var(--color-gray-400);
    }

    .text-small {
        color: var(--color-gray-500);
    }
}

/* ==========================================================================
   4. KARTY (Cards)
   ========================================================================== */

/* Základní karta */
.ds-card {
    background-color: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.ds-card-body {
    padding: 1.5rem;
}

.ds-card-sm .ds-card-body {
    padding: 1rem;
}

.ds-card-lg .ds-card-body {
    padding: 2rem;
}

/* Karta s hover efektem */
.ds-card-hover {
    transition: box-shadow var(--transition-normal), transform var(--transition-normal);
}

.ds-card-hover:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

/* Karta bez borderu */
.ds-card-flat {
    border: none;
    box-shadow: none;
    background-color: var(--color-gray-50);
}

/* Feature card - pro sekce s funkcemi */
.feature-card {
    background-color: white;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-xl);
    padding: 1.5rem;
    transition: all var(--transition-normal);
}

.feature-card:hover {
    border-color: var(--color-primary-200);
    box-shadow: var(--shadow-md);
}

.feature-card-icon {
    width: 3rem;
    height: 3rem;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-lg);
    margin-bottom: 1rem;
}

.feature-card-icon.primary {
    background-color: var(--color-primary-100);
    color: var(--color-primary-600);
}

.feature-card-icon.success {
    background-color: var(--color-success-light);
    color: var(--color-success);
}

.feature-card-icon.warning {
    background-color: var(--color-warning-light);
    color: var(--color-warning-dark);
}

.feature-card-icon.info {
    background-color: var(--color-info-light);
    color: var(--color-info);
}

/* Dark mode cards */
@media (prefers-color-scheme: dark) {
    .ds-card {
        background-color: var(--color-gray-800);
        border-color: var(--color-gray-700);
    }

    .ds-card-flat {
        background-color: var(--color-gray-800);
    }

    .feature-card {
        background-color: var(--color-gray-800);
        border-color: var(--color-gray-700);
    }

    .feature-card:hover {
        border-color: var(--color-primary-600);
    }
}

/* ==========================================================================
   5. TLAČÍTKA (Buttons)
   ========================================================================== */

/* Základní tlačítko */
.ds-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.625rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 500;
    line-height: 1.5;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition-fast);
    text-decoration: none;
}

.ds-btn:focus {
    outline: 2px solid var(--color-primary-500);
    outline-offset: 2px;
}

.ds-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Velikosti tlačítek */
.ds-btn-sm {
    padding: 0.375rem 0.875rem;
    font-size: 0.875rem;
}

.ds-btn-lg {
    padding: 0.875rem 1.75rem;
    font-size: 1.0625rem;
}

.ds-btn-xl {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

/* Primary button */
.ds-btn-primary {
    background-color: var(--color-primary-600);
    color: white;
}

.ds-btn-primary:hover {
    background-color: var(--color-primary-700);
}

/* Secondary button */
.ds-btn-secondary {
    background-color: var(--color-gray-100);
    color: var(--color-gray-700);
}

.ds-btn-secondary:hover {
    background-color: var(--color-gray-200);
}

/* Outline button */
.ds-btn-outline {
    background-color: transparent;
    border: 2px solid var(--color-primary-600);
    color: var(--color-primary-600);
    padding: calc(0.625rem - 2px) calc(1.25rem - 2px);
}

.ds-btn-outline:hover {
    background-color: var(--color-primary-50);
}

.ds-btn-outline-sm {
    padding: calc(0.375rem - 2px) calc(0.875rem - 2px);
}

/* Ghost button */
.ds-btn-ghost {
    background-color: transparent;
    color: var(--color-gray-600);
}

.ds-btn-ghost:hover {
    background-color: var(--color-gray-100);
    color: var(--color-gray-900);
}

/* Danger button */
.ds-btn-danger {
    background-color: var(--color-danger);
    color: white;
}

.ds-btn-danger:hover {
    background-color: #dc2626;
}

/* Success button */
.ds-btn-success {
    background-color: var(--color-success);
    color: white;
}

.ds-btn-success:hover {
    background-color: #16a34a;
}

/* White button (pro tmavé pozadí) */
.ds-btn-white {
    background-color: white;
    color: var(--color-gray-900);
}

.ds-btn-white:hover {
    background-color: var(--color-gray-100);
}

/* Full width button */
.ds-btn-block {
    width: 100%;
}

/* Icon only button */
.ds-btn-icon {
    padding: 0.625rem;
}

.ds-btn-icon.ds-btn-sm {
    padding: 0.375rem;
}

/* Dark mode buttons */
@media (prefers-color-scheme: dark) {
    .ds-btn-secondary {
        background-color: var(--color-gray-700);
        color: var(--color-gray-200);
    }

    .ds-btn-secondary:hover {
        background-color: var(--color-gray-600);
    }

    .ds-btn-ghost {
        color: var(--color-gray-400);
    }

    .ds-btn-ghost:hover {
        background-color: var(--color-gray-700);
        color: var(--color-gray-100);
    }

    .ds-btn-outline:hover {
        background-color: rgba(2, 132, 199, 0.1);
    }
}

/* ==========================================================================
   6. BADGE & TAGY
   ========================================================================== */

/* Základní badge */
.ds-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.25rem;
    padding: 0.125rem 0.625rem;
    font-size: 0.75rem;
    font-weight: 500;
    line-height: 1.5;
    border-radius: var(--radius-full);
}

/* Badge velikosti */
.ds-badge-sm {
    padding: 0.0625rem 0.5rem;
    font-size: 0.6875rem;
}

.ds-badge-lg {
    padding: 0.25rem 0.875rem;
    font-size: 0.875rem;
}

/* Badge barvy */
.ds-badge-primary {
    background-color: var(--color-primary-100);
    color: var(--color-primary-700);
}

.ds-badge-secondary {
    background-color: var(--color-gray-100);
    color: var(--color-gray-700);
}

.ds-badge-success {
    background-color: var(--color-success-light);
    color: var(--color-success-dark);
}

.ds-badge-warning {
    background-color: var(--color-warning-light);
    color: var(--color-warning-dark);
}

.ds-badge-danger {
    background-color: var(--color-danger-light);
    color: var(--color-danger-dark);
}

.ds-badge-info {
    background-color: var(--color-info-light);
    color: var(--color-info-dark);
}

/* Plugin badge */
.ds-badge-plugin {
    background-color: var(--color-info-light);
    color: var(--color-info-dark);
}

/* Theme badge */
.ds-badge-theme {
    background-color: #f3e8ff;
    color: #7e22ce;
}

/* Solid badges */
.ds-badge-solid-primary {
    background-color: var(--color-primary-600);
    color: white;
}

.ds-badge-solid-success {
    background-color: var(--color-success);
    color: white;
}

.ds-badge-solid-warning {
    background-color: var(--color-warning);
    color: var(--color-gray-900);
}

.ds-badge-solid-danger {
    background-color: var(--color-danger);
    color: white;
}

/* Status badges */
.ds-status {
    display: inline-flex;
    align-items: center;
    gap: 0.375rem;
    padding: 0.25rem 0.75rem;
    font-size: 0.8125rem;
    font-weight: 500;
    border-radius: var(--radius-full);
}

.ds-status-pending {
    background-color: var(--color-warning-light);
    color: var(--color-warning-dark);
}

.ds-status-processing {
    background-color: var(--color-info-light);
    color: var(--color-info-dark);
}

.ds-status-completed {
    background-color: var(--color-success-light);
    color: var(--color-success-dark);
}

.ds-status-cancelled {
    background-color: var(--color-danger-light);
    color: var(--color-danger-dark);
}

.ds-status-active {
    background-color: var(--color-success-light);
    color: var(--color-success-dark);
}

.ds-status-inactive {
    background-color: var(--color-gray-100);
    color: var(--color-gray-600);
}

/* Status dot */
.ds-status-dot {
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
}

.ds-status-pending .ds-status-dot { background-color: var(--color-warning); }
.ds-status-processing .ds-status-dot { background-color: var(--color-info); }
.ds-status-completed .ds-status-dot { background-color: var(--color-success); }
.ds-status-cancelled .ds-status-dot { background-color: var(--color-danger); }
.ds-status-active .ds-status-dot { background-color: var(--color-success); }
.ds-status-inactive .ds-status-dot { background-color: var(--color-gray-400); }

/* Dark mode badges */
@media (prefers-color-scheme: dark) {
    .ds-badge-primary {
        background-color: rgba(2, 132, 199, 0.2);
        color: var(--color-primary-300);
    }

    .ds-badge-secondary {
        background-color: var(--color-gray-700);
        color: var(--color-gray-300);
    }

    .ds-badge-success {
        background-color: rgba(34, 197, 94, 0.2);
        color: #86efac;
    }

    .ds-badge-warning {
        background-color: rgba(234, 179, 8, 0.2);
        color: #fde047;
    }

    .ds-badge-danger {
        background-color: rgba(239, 68, 68, 0.2);
        color: #fca5a5;
    }

    .ds-badge-info {
        background-color: rgba(59, 130, 246, 0.2);
        color: #93c5fd;
    }

    .ds-badge-plugin {
        background-color: rgba(59, 130, 246, 0.2);
        color: #93c5fd;
    }

    .ds-badge-theme {
        background-color: rgba(168, 85, 247, 0.2);
        color: #d8b4fe;
    }
}

/* ==========================================================================
   7. FORMULÁŘE
   ========================================================================== */

/* Form group */
.ds-form-group {
    margin-bottom: 1.25rem;
}

.ds-form-group:last-child {
    margin-bottom: 0;
}

/* Label */
.ds-label {
    display: block;
    margin-bottom: 0.375rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--color-gray-700);
}

.ds-label-required::after {
    content: " *";
    color: var(--color-danger);
}

/* Input */
.ds-input {
    display: block;
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--color-gray-900);
    background-color: white;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.ds-input:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

.ds-input::placeholder {
    color: var(--color-gray-400);
}

.ds-input:disabled {
    background-color: var(--color-gray-100);
    cursor: not-allowed;
}

/* Input sizes */
.ds-input-sm {
    padding: 0.375rem 0.75rem;
    font-size: 0.875rem;
}

.ds-input-lg {
    padding: 0.875rem 1rem;
    font-size: 1rem;
}

/* Error state */
.ds-input-error {
    border-color: var(--color-danger);
}

.ds-input-error:focus {
    border-color: var(--color-danger);
    box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.1);
}

/* Error message */
.ds-error-message {
    margin-top: 0.375rem;
    font-size: 0.8125rem;
    color: var(--color-danger);
}

/* Help text */
.ds-help-text {
    margin-top: 0.375rem;
    font-size: 0.8125rem;
    color: var(--color-gray-500);
}

/* Select */
.ds-select {
    display: block;
    width: 100%;
    padding: 0.625rem 2.5rem 0.625rem 0.875rem;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--color-gray-900);
    background-color: white;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 20 20'%3e%3cpath stroke='%236b7280' stroke-linecap='round' stroke-linejoin='round' stroke-width='1.5' d='M6 8l4 4 4-4'/%3e%3c/svg%3e");
    background-position: right 0.5rem center;
    background-repeat: no-repeat;
    background-size: 1.5em 1.5em;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    appearance: none;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.ds-select:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

/* Textarea */
.ds-textarea {
    display: block;
    width: 100%;
    min-height: 6rem;
    padding: 0.625rem 0.875rem;
    font-size: 0.9375rem;
    line-height: 1.5;
    color: var(--color-gray-900);
    background-color: white;
    border: 1px solid var(--color-gray-300);
    border-radius: var(--radius-md);
    resize: vertical;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.ds-textarea:focus {
    outline: none;
    border-color: var(--color-primary-500);
    box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.1);
}

/* Checkbox & Radio */
.ds-checkbox,
.ds-radio {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    cursor: pointer;
}

.ds-checkbox input,
.ds-radio input {
    width: 1rem;
    height: 1rem;
    accent-color: var(--color-primary-600);
}

/* Dark mode forms */
@media (prefers-color-scheme: dark) {
    .ds-label {
        color: var(--color-gray-300);
    }

    .ds-input,
    .ds-select,
    .ds-textarea {
        background-color: var(--color-gray-800);
        border-color: var(--color-gray-600);
        color: var(--color-gray-100);
    }

    .ds-input:focus,
    .ds-select:focus,
    .ds-textarea:focus {
        border-color: var(--color-primary-500);
        box-shadow: 0 0 0 3px rgba(14, 165, 233, 0.2);
    }

    .ds-input::placeholder,
    .ds-textarea::placeholder {
        color: var(--color-gray-500);
    }

    .ds-input:disabled {
        background-color: var(--color-gray-700);
    }

    .ds-help-text {
        color: var(--color-gray-400);
    }
}

/* ==========================================================================
   8. HERO SEKCE
   ========================================================================== */

/* Hero základní */
.ds-hero {
    padding: 4rem 0;
}

@media (min-width: 1024px) {
    .ds-hero {
        padding: 5rem 0;
    }
}

/* Hero gradient - primární barva */
.ds-hero-gradient {
    background: linear-gradient(to right, var(--color-primary-600), var(--color-primary-800));
    color: white;
}

.ds-hero-gradient .subtitle {
    color: rgba(255, 255, 255, 0.9);
}

/* Hero světlé */
.ds-hero-light {
    background-color: white;
}

@media (prefers-color-scheme: dark) {
    .ds-hero-light {
        background-color: var(--color-gray-900);
    }
}

/* Hero pattern */
.ds-hero-pattern {
    background-color: var(--color-gray-50);
    background-image: url("data:image/svg+xml,%3Csvg width='60' height='60' viewBox='0 0 60 60' xmlns='http://www.w3.org/2000/svg'%3E%3Cg fill='none' fill-rule='evenodd'%3E%3Cg fill='%239C92AC' fill-opacity='0.05'%3E%3Cpath d='M36 34v-4h-2v4h-4v2h4v4h2v-4h4v-2h-4zm0-30V0h-2v4h-4v2h4v4h2V6h4V4h-4zM6 34v-4H4v4H0v2h4v4h2v-4h4v-2H6zM6 4V0H4v4H0v2h4v4h2V6h4V4H6z'/%3E%3C/g%3E%3C/g%3E%3C/svg%3E");
}

/* Hero content */
.ds-hero-content {
    max-width: 48rem;
}

.ds-hero-content.center {
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

/* Hero actions */
.ds-hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.ds-hero-actions.center {
    justify-content: center;
}

/* ==========================================================================
   9. EMPTY STATES
   ========================================================================== */

.ds-empty-state {
    text-align: center;
    padding: 3rem 1.5rem;
}

.ds-empty-state-icon {
    width: 4rem;
    height: 4rem;
    margin: 0 auto 1rem;
    color: var(--color-gray-300);
}

.ds-empty-state-title {
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: 0.5rem;
}

.ds-empty-state-description {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    margin-bottom: 1.5rem;
    max-width: 24rem;
    margin-left: auto;
    margin-right: auto;
}

@media (prefers-color-scheme: dark) {
    .ds-empty-state-icon {
        color: var(--color-gray-600);
    }

    .ds-empty-state-title {
        color: var(--color-gray-300);
    }

    .ds-empty-state-description {
        color: var(--color-gray-400);
    }
}

/* ==========================================================================
   10. TABULKY
   ========================================================================== */

.ds-table-wrapper {
    overflow-x: auto;
    border: 1px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
}

.ds-table {
    width: 100%;
    border-collapse: collapse;
}

.ds-table th {
    padding: 0.75rem 1rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--color-gray-500);
    background-color: var(--color-gray-50);
    border-bottom: 1px solid var(--color-gray-200);
}

.ds-table td {
    padding: 1rem;
    border-bottom: 1px solid var(--color-gray-200);
    font-size: 0.9375rem;
    color: var(--color-gray-700);
}

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

.ds-table tbody tr:hover {
    background-color: var(--color-gray-50);
}

/* Dark mode tables */
@media (prefers-color-scheme: dark) {
    .ds-table-wrapper {
        border-color: var(--color-gray-700);
    }

    .ds-table th {
        background-color: var(--color-gray-800);
        color: var(--color-gray-400);
        border-color: var(--color-gray-700);
    }

    .ds-table td {
        border-color: var(--color-gray-700);
        color: var(--color-gray-300);
    }

    .ds-table tbody tr:hover {
        background-color: var(--color-gray-800);
    }
}

/* ==========================================================================
   11. NAVIGACE
   ========================================================================== */

/* Breadcrumb */
.ds-breadcrumb {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: 0.5rem;
    font-size: 0.875rem;
    color: var(--color-gray-500);
    margin-bottom: 1.5rem;
}

.ds-breadcrumb a {
    color: var(--color-gray-500);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.ds-breadcrumb a:hover {
    color: var(--color-primary-600);
}

.ds-breadcrumb-separator {
    color: var(--color-gray-400);
}

.ds-breadcrumb-current {
    color: var(--color-gray-700);
    font-weight: 500;
}

/* Tabs */
.ds-tabs {
    display: flex;
    gap: 0;
    border-bottom: 1px solid var(--color-gray-200);
    margin-bottom: 1.5rem;
}

.ds-tab {
    padding: 0.75rem 1.25rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-500);
    background: none;
    border: none;
    border-bottom: 2px solid transparent;
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: -1px;
}

.ds-tab:hover {
    color: var(--color-gray-700);
    border-color: var(--color-gray-300);
}

.ds-tab.active {
    color: var(--color-primary-600);
    border-color: var(--color-primary-600);
}

/* Dark mode navigation */
@media (prefers-color-scheme: dark) {
    .ds-breadcrumb a {
        color: var(--color-gray-400);
    }

    .ds-breadcrumb a:hover {
        color: var(--color-primary-400);
    }

    .ds-breadcrumb-current {
        color: var(--color-gray-200);
    }

    .ds-tabs {
        border-color: var(--color-gray-700);
    }

    .ds-tab {
        color: var(--color-gray-400);
    }

    .ds-tab:hover {
        color: var(--color-gray-200);
        border-color: var(--color-gray-600);
    }

    .ds-tab.active {
        color: var(--color-primary-400);
        border-color: var(--color-primary-400);
    }
}

/* ==========================================================================
   12. UTILITY TŘÍDY
   ========================================================================== */

/* Flex utilities */
.ds-flex { display: flex; }
.ds-inline-flex { display: inline-flex; }
.ds-flex-col { flex-direction: column; }
.ds-flex-wrap { flex-wrap: wrap; }
.ds-items-center { align-items: center; }
.ds-items-start { align-items: flex-start; }
.ds-items-end { align-items: flex-end; }
.ds-justify-center { justify-content: center; }
.ds-justify-between { justify-content: space-between; }
.ds-justify-end { justify-content: flex-end; }

/* Gap utilities */
.ds-gap-1 { gap: 0.25rem; }
.ds-gap-2 { gap: 0.5rem; }
.ds-gap-3 { gap: 0.75rem; }
.ds-gap-4 { gap: 1rem; }
.ds-gap-6 { gap: 1.5rem; }
.ds-gap-8 { gap: 2rem; }

/* Text alignment */
.ds-text-center { text-align: center; }
.ds-text-left { text-align: left; }
.ds-text-right { text-align: right; }

/* Spacing utilities */
.ds-mt-0 { margin-top: 0; }
.ds-mt-2 { margin-top: 0.5rem; }
.ds-mt-4 { margin-top: 1rem; }
.ds-mt-6 { margin-top: 1.5rem; }
.ds-mt-8 { margin-top: 2rem; }

.ds-mb-0 { margin-bottom: 0; }
.ds-mb-2 { margin-bottom: 0.5rem; }
.ds-mb-4 { margin-bottom: 1rem; }
.ds-mb-6 { margin-bottom: 1.5rem; }
.ds-mb-8 { margin-bottom: 2rem; }

/* Grid */
.ds-grid { display: grid; }
.ds-grid-cols-1 { grid-template-columns: repeat(1, minmax(0, 1fr)); }
.ds-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
.ds-grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.ds-grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }

@media (min-width: 640px) {
    .ds-sm-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .ds-sm-grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
}

@media (min-width: 768px) {
    .ds-md-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .ds-md-grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .ds-md-grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

@media (min-width: 1024px) {
    .ds-lg-grid-cols-2 { grid-template-columns: repeat(2, minmax(0, 1fr)); }
    .ds-lg-grid-cols-3 { grid-template-columns: repeat(3, minmax(0, 1fr)); }
    .ds-lg-grid-cols-4 { grid-template-columns: repeat(4, minmax(0, 1fr)); }
}

/* Divider */
.ds-divider {
    height: 1px;
    background-color: var(--color-gray-200);
    margin: 1.5rem 0;
}

@media (prefers-color-scheme: dark) {
    .ds-divider {
        background-color: var(--color-gray-700);
    }
}

/* Visually hidden (for accessibility) */
.ds-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;
}

/* Price display */
.ds-price {
    font-weight: 700;
    color: var(--color-primary-600);
}

.ds-price-large {
    font-size: 2.25rem;
}

.ds-price-free {
    color: var(--color-success);
}

@media (prefers-color-scheme: dark) {
    .ds-price {
        color: var(--color-primary-400);
    }

    .ds-price-free {
        color: #4ade80;
    }
}

/* Link styles */
.ds-link {
    color: var(--color-primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

.ds-link:hover {
    color: var(--color-primary-700);
    text-decoration: underline;
}

@media (prefers-color-scheme: dark) {
    .ds-link {
        color: var(--color-primary-400);
    }

    .ds-link:hover {
        color: var(--color-primary-300);
    }
}