* {
    box-sizing: border-box;
}


body {
    font-family: 'Segoe UI', system-ui, -apple-system, sans-serif;
    background-color: #f8fafc;
    color: #1e293b;
    margin: 0;
    padding: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    line-height: 1.5;
    overflow-x: auto;
}

.container {
    max-width: 1100px;
    width: 100%;
    padding: 40px 20px;
    display: flex;
    flex-direction: column;
    align-items: center; /* Zarovná děti na střed */
    gap: 40px;
}

/* Auth Bar */
.auth-bar {
    width: 100%;
    display: flex;
    justify-content: flex-end;
    gap: 10px;
}

.btn-auth {
    padding: 8px 16px;
    background: white;
    color: #004aad;
    text-decoration: none;
    border-radius: 8px;
    font-size: 0.9em;
    font-weight: 600;
    border: 1px solid #e2e8f0;
    transition: all 0.2s;
}

.btn-auth:hover {
    background: #f1f5f9;
    border-color: #cbd5e1;
}

.btn-logout {
    background: #fee2e2;
    color: #991b1b;
}

.btn-logout:hover {
    background: #fecaca;
}

.btn-order {
    background: #004aad;
    color: white;
    border: none;
}

.btn-order:hover {
    background: #003a8c;
    color: white;
}

.btn-admin {
    background: #f59e0b;
    color: white;
    border: none;
}

.btn-admin:hover {
    background: #d97706;
    color: white;
}

.user-info {
    font-size: 0.9em;
    font-weight: 600;
    color: #475569;
    display: flex;
    align-items: center;
    gap: 15px;
    overflow-x: scroll;
    -ms-overflow-style: none;  /* Internet Explorer 10+ */
    scrollbar-width: none;  /* Firefox, Safari 18.2+, Chromium 121+ */
}

/* Admin Panel */
.admin-panel {
    width: 100%;
    background: white;
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
}

.admin-section {
    margin-bottom: 40px;
}

.admin-section h3 {
    color: #1e293b;
    margin-bottom: 20px;
    border-bottom: 2px solid #f1f5f9;
    padding-bottom: 10px;
}

.admin-container {
    overflow-x:scroll;
}

.admin-section table {
    width: 100%;
    overflow-x: scroll;
    border-collapse: collapse;
    margin-bottom: 20px;
    min-width: 600px;
}

.table-container {
    width: 100%;
    overflow-x: auto; /* Tohle zapne vodorovné posouvání */
    margin: 20px 0;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.05); /* Jemný stín, aby tabulka vynikla */
}

table {
    width: 100%;
    border-collapse: collapse;
    min-width: 800px; /* Důležité: Tabulka se nebude smršťovat, ale raději se začne scrollovat */
    background: white;
}

th, td {
    padding: 12px 15px;
    text-align: left;
    border-bottom: 1px solid #f0f0f0;
}


.status-badge-admin {
    padding: 4px 8px;
    border-radius: 6px;
    font-size: 0.8em;
    font-weight: 700;
    text-transform: uppercase;
}

.status-pending { background: #fef3c7; color: #92400e; }
.status-completed { background: #dcfce7; color: #166534; }
.status-cancelled { background: #fee2e2; color: #991b1b; }

.status-cell {
    display: flex;
    align-items: center;
    gap: 10px;
}

.btn-toggle {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.2em;
    padding: 2px;
    border-radius: 4px;
    transition: background 0.2s;
    line-height: 1;
}

.btn-toggle:hover {
    background: #f1f5f9;
}

.admin-form {
    max-width: 500px;
}

/* Order Form */
.order-form h2 {
    color: #004aad;
    margin-top: 0;
    margin-bottom: 25px;
    text-align: center;
}

.order-form select, .order-form input {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    font-size: 1em;
    background: #f8fafc;
}

.order-form textarea {
    width: 100%;
    height: 7em;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    font-size: 1em;
    background: #f8fafc;
}

.btn-submit {
    width: 100%;
    padding: 14px;
    background: #004aad;
    color: white;
    border: none;
    border-radius: 12px;
    font-weight: 700;
    cursor: pointer;
    font-size: 1.1em;
    margin-top: 10px;
    transition: background 0.2s;
}

.btn-submit:hover {
    background: #003a8c;
}

.btn-cancel {
    display: block;
    text-align: center;
    margin-top: 15px;
    color: #64748b;
    text-decoration: none;
    font-size: 0.9em;
    font-weight: 600;
}

.btn-cancel:hover {
    color: #1e293b;
}

/* Auth Forms */
.auth-form-container {
    max-width: 400px;
    width: 100%;
    background: white;
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
}

.auth-form h2 {
    color: #004aad;
    margin-top: 0;
    margin-bottom: 20px;
    text-align: center;
}

.auth-form .form-group {
    margin-bottom: 20px;
}

.auth-form label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    font-size: 0.9em;
}

.auth-form input {
    width: 100%;
    padding: 12px;
    border-radius: 10px;
    border: 1px solid #e2e8f0;
    font-size: 1em;
}

.auth-form button {
    width: 100%;
    padding: 12px;
    background: #004aad;
    color: white;
    border: none;
    border-radius: 10px;
    font-weight: 700;
    cursor: pointer;
    font-size: 1em;
    transition: background 0.2s;
}

.auth-form button:hover {
    background: #003a8c;
}

.auth-error {
    color: #ef4444;
    background: #fef2f2;
    padding: 10px;
    border-radius: 8px;
    font-size: 0.85em;
    margin-bottom: 20px;
    text-align: center;
}

.auth-link {
    display: block;
    text-align: center;
    margin-top: 20px;
    font-size: 0.9em;
    color: #64748b;
    text-decoration: none;
}

.auth-link:hover {
    color: #004aad;
}

#nadchazejici-hodina, #kontejner-produktu {
    width: 100%;
}

/* Hero Section / Header */
.hero-section {
    display: flex;
    justify-content: space-between;
    align-items: center;
    background: white;
    padding: 40px;
    border-radius: 24px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.05);
    width: 100%;
    box-sizing: border-box;
    gap: 30px;
}

.header-content {
    flex: 1;
}

.hero-section h1 {
    color: #004aad;
    margin: 0;
    font-size: 3em;
    font-weight: 800;
    letter-spacing: -1px;
}

.subtitle {
    font-size: 1.2em;
    color: #64748b;
    margin-top: 10px;
}

/* Status Card in Hero */
.status-card {
    background: #004aad;
    color: white;
    padding: 30px;
    border-radius: 20px;
    width: 320px;
    text-align: center;
    box-shadow: 0 10px 15px -3px rgba(0, 74, 173, 0.2);
}

.status-card h3 {
    margin: 0 0 15px 0;
    font-size: 0.9em;
    text-transform: uppercase;
    letter-spacing: 1px;
    opacity: 0.8;
}

.status-badge {
    font-size: 1.4em;
    font-weight: 700;
    margin-bottom: 10px;
}

.status-details {
    display: flex;
    flex-direction: column;
    gap: 5px;
    margin-bottom: 20px;
}

.status-time { font-size: 1.1em; opacity: 0.9; }
.status-room { font-weight: 600; }

.btn-secondary {
    display: inline-block;
    padding: 10px 18px;
    background: rgba(255, 255, 255, 0.1);
    color: white;
    text-decoration: none;
    border-radius: 10px;
    font-size: 0.85em;
    font-weight: 600;
    border: 1px solid rgba(255, 255, 255, 0.2);
    transition: all 0.2s;
}

.btn-secondary:hover {
    background: white;
    color: #004aad;
}

/* Products Grid */
.products-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: 24px;
    width: 100%;
}

.product-item {
    background: white;
    border-radius: 20px;
    padding: 24px;
    box-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05);
    transition: all 0.3s ease;
    text-align: center;
    position: relative;
    border: 1px solid #f1f5f9;
}

.product-item:hover {
    transform: translateY(-8px);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    border-color: #004aad;
}

.chlazeno-tag {
    position: absolute;
    top: 15px;
    left: 15px;
    background: #e0f2fe;
    color: #0369a1;
    font-size: 0.7em;
    font-weight: 700;
    padding: 4px 8px;
    border-radius: 6px;
    text-transform: uppercase;
}

.product-image {
    width: 100%;
    height: 160px;
    object-fit: contain;
    margin-bottom: 20px;
}

.product-name {
    font-weight: 700;
    font-size: 1.1em;
    margin-bottom: 10px;
    color: #334155;
    height: 3.5em; /* Fix výšky pro zarovnání */
    display: flex;
    align-items: center;
    justify-content: center;
    line-height: 1.2;
    text-align: center;
}

.product-price {
    color: #004aad;
    font-size: 1.8em;
    font-weight: 800;
    margin: 10px 0;
}

.product-stock {
    color: #94a3b8;
    font-size: 0.85em;
    font-weight: 500;
}

/* Promo Card */
.promo-card {
    background: linear-gradient(135deg, #004aad 0%, #0066ff 100%);
    color: white;
    padding: 40px;
    border-radius: 24px;
    text-align: center;
    box-shadow: 0 10px 15px -3px rgba(0, 74, 173, 0.3);
}

.promo-card h2 { margin-top: 0; font-size: 2em; }
.promo-card a { color: white; font-weight: 700; }
.promo-divider { border: 0; border-top: 1px solid rgba(255,255,255,0.2); margin: 25px 0; }

/* Rozvrh Page */
.rozvrh-container { width: 100%; }
.rozvrh-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
}

.rozvrh-header h1 { font-size: 2.5em; color: #004aad; margin: 0; }

.btn-back {
    padding: 12px 20px;
    background: white;
    color: #64748b;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
    transition: all 0.2s;
}

.btn-back:hover { color: #004aad; box-shadow: 0 10px 15px -3px rgba(0,0,0,0.1); }

.rozvrh-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 24px;
}

.den-karta {
    background: white;
    padding: 30px;
    border-radius: 20px;
    box-shadow: 0 4px 6px -1px rgba(0,0,0,0.05);
    border: 2px solid transparent;
}

.den-karta.dnes {
    border-color: #004aad;
    background: #f0f7ff;
}

.den-karta h2 {
    color: #004aad;
    margin: 0 0 20px 0;
    font-size: 1.5em;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.den-karta.dnes h2::after {
    content: "DNES";
    font-size: 0.5em;
    background: #004aad;
    color: white;
    padding: 4px 8px;
    border-radius: 6px;
}

.lekce-list { display: flex; flex-direction: column; gap: 12px; }

.lekce-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 12px 16px;
    background: #f8fafc;
    border-radius: 12px;
    transition: all 0.2s;
}

.lekce-item.highlight {
    background: #004aad;
    color: white;
    transform: scale(1.05);
    box-shadow: 0 10px 15px -3px rgba(0, 74, 173, 0.3);
}

.lekce-item.highlight .cas { color: white; }

.now-label {
    font-size: 0.7em;
    font-weight: 800;
    background: #fbbf24;
    color: #78350f;
    padding: 2px 6px;
    border-radius: 4px;
    margin-left: 8px;
}

.lekce-item .cas { font-weight: 700; color: #475569; }
.lekce-item .ucebna { font-weight: 600; }

.volno { color: #94a3b8; font-style: italic; text-align: center; margin: 20px 0; }

@media (max-width: 850px) {
    .hero-section { flex-direction: column; text-align: center; padding: 30px; }
    .status-card { width: 100%; }
    .hero-section h1 { font-size: 2.2em; }
}

@media (max-width: 600px) {
    .container { padding: 20px 15px; gap: 25px; }
    .hero-section { border-radius: 20px; width: 100%; padding: 25px; }
    .hero-section h1 { font-size: 1.8em; }
    .status-card { padding: 20px; }
    .promo-card { padding: 25px; border-radius: 20px; }
    .rozvrh-header { flex-direction: column; gap: 15px; text-align: center; }
}