/* Moderní design pro turnajový systém */
:root {
    --primary-color: #0099cd;
    --primary-dark: #0077a3;
    --primary-light: #33b3e0;
    --secondary-color: #2c3e50;
    --success-color: #28a745;
    --danger-color: #dc3545;
    --warning-color: #ffc107;
    --info-color: #17a2b8;
    --light-bg: #f8f9fa;
    --dark-bg: #212529;
    --border-radius: 12px;
    --box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
    --box-shadow-hover: 0 8px 16px rgba(0, 0, 0, 0.15);
    --transition: all 0.3s ease;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    background: linear-gradient(135deg, #f5f7fa 0%, #c3cfe2 100%);
    min-height: 100vh;
    color: #333;
}

/* Navbar */
nav.navbar,
.navbar,
.navbar.navbar-dark,
.navbar.navbar-expand-lg {
    background: linear-gradient(135deg, #0099cd 0%, #0077a3 100%) !important;
    background-color: #0099cd !important;
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.1) !important;
    padding: 0.25rem 0 !important;
    position: relative !important;
    z-index: 1000 !important;
    min-height: 42px !important;
    width: 100% !important;
    display: block !important;
    visibility: visible !important;
    opacity: 1 !important;
}

nav.navbar .container-fluid,
.navbar .container-fluid {
    display: flex !important;
    align-items: center !important;
    justify-content: space-between !important;
}

.navbar-brand,
nav.navbar .navbar-brand,
.navbar .navbar-brand {
    font-weight: 700 !important;
    font-size: 1.1rem !important;
    color: white !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.4rem !important;
    transition: var(--transition);
    text-decoration: none !important;
    padding: 0.15rem 0 !important;
    line-height: 1.2 !important;
}

.navbar-brand:hover,
nav.navbar .navbar-brand:hover {
    transform: scale(1.05);
    color: white !important;
}

.navbar-brand i,
nav.navbar .navbar-brand i {
    color: white !important;
    text-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.navbar-text,
nav.navbar .navbar-text {
    color: white !important;
    display: flex !important;
    align-items: center !important;
    gap: 0.4rem !important;
    font-size: 0.8rem !important;
    line-height: 1.2 !important;
    padding: 0 !important;
    margin: 0 !important;
}

.navbar-nav,
nav.navbar .navbar-nav {
    display: flex !important;
    align-items: center !important;
    gap: 0.5rem !important;
}

.navbar-nav .nav-link {
    color: rgba(255, 255, 255, 0.9) !important;
    transition: var(--transition);
}

.navbar-nav .nav-link:hover {
    color: white !important;
}

.navbar-nav .btn,
nav.navbar .navbar-nav .btn {
    color: white !important;
    border-color: rgba(255, 255, 255, 0.5) !important;
    background-color: transparent !important;
    padding: 0.25rem 0.6rem !important;
    font-size: 0.8rem !important;
    line-height: 1.2 !important;
    border-width: 1px !important;
}

.navbar-nav .btn:hover,
nav.navbar .navbar-nav .btn:hover {
    background-color: rgba(255, 255, 255, 0.2) !important;
    border-color: white !important;
    color: white !important;
}

/* Cards */
.card {
    border: none;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    transition: var(--transition);
    overflow: hidden;
    background: white;
}

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

.card-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    padding: 1rem 1.5rem;
    font-weight: 600;
}

.card-body {
    padding: 1.5rem;
}

/* Buttons */
.btn {
    border-radius: 8px;
    padding: 0.6rem 1.5rem;
    font-weight: 500;
    transition: var(--transition);
    border: none;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.btn-primary:hover {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-color) 100%);
    transform: translateY(-2px);
    box-shadow: var(--box-shadow-hover);
}

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

.btn-outline-primary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-2px);
}

.btn-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #218838 100%);
}

.btn-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #c82333 100%);
}

.btn-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #e0a800 100%);
}

/* Tournament Cards */
.tournament-card {
    transition: var(--transition);
    cursor: pointer;
    height: 100%;
    border-left: 4px solid var(--primary-color);
}

.tournament-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--box-shadow-hover);
    border-left-color: var(--primary-dark);
}

.tournament-card .card-title {
    color: var(--secondary-color);
    font-weight: 600;
    margin-bottom: 1rem;
}

/* Badges */
.badge {
    padding: 0.5rem 0.75rem;
    border-radius: 6px;
    font-weight: 500;
}

.badge.bg-primary {
    background: var(--primary-color) !important;
}

.badge.bg-success {
    background: var(--success-color) !important;
}

.badge.bg-warning {
    background: var(--warning-color) !important;
    color: #333;
}

.badge.bg-danger {
    background: var(--danger-color) !important;
}

/* Forms */
.form-control, .form-select {
    border-radius: 8px;
    border: 2px solid #e0e0e0;
    padding: 0.75rem 1rem;
    transition: var(--transition);
}

.form-control:focus, .form-select:focus {
    border-color: var(--primary-color);
    box-shadow: 0 0 0 0.2rem rgba(0, 153, 205, 0.25);
}

.form-label {
    font-weight: 500;
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

/* Alerts */
.alert {
    border-radius: var(--border-radius);
    border: none;
    padding: 1rem 1.5rem;
    box-shadow: var(--box-shadow);
}

.alert-info {
    background: linear-gradient(135deg, #d1ecf1 0%, #bee5eb 100%);
    color: #0c5460;
    border-left: 4px solid var(--info-color);
}

.alert-success {
    background: linear-gradient(135deg, #d4edda 0%, #c3e6cb 100%);
    color: #155724;
    border-left: 4px solid var(--success-color);
}

.alert-danger {
    background: linear-gradient(135deg, #f8d7da 0%, #f5c6cb 100%);
    color: #721c24;
    border-left: 4px solid var(--danger-color);
}

.alert-warning {
    background: linear-gradient(135deg, #fff3cd 0%, #ffeaa7 100%);
    color: #856404;
    border-left: 4px solid var(--warning-color);
}

/* Tables */
.table {
    border-radius: var(--border-radius);
    overflow: hidden;
}

.table thead {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
}

.table thead th {
    border: none;
    padding: 1rem;
    font-weight: 600;
}

.table tbody tr {
    transition: var(--transition);
}

.table tbody tr:hover {
    background-color: #f8f9fa;
    transform: scale(1.01);
}

.table tbody td {
    padding: 1rem;
    vertical-align: middle;
}

/* Tabs */
.nav-tabs {
    border-bottom: 2px solid #e0e0e0;
}

.nav-tabs .nav-link {
    border: none;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    color: var(--secondary-color);
    font-weight: 500;
    padding: 0.75rem 1.5rem;
    transition: var(--transition);
    margin-right: 0.5rem;
}

.nav-tabs .nav-link:hover {
    background-color: var(--light-bg);
    color: var(--primary-color);
}

.nav-tabs .nav-link.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
}

/* List Groups */
.list-group-item {
    border: none;
    border-left: 3px solid transparent;
    padding: 1rem 1.5rem;
    transition: var(--transition);
    margin-bottom: 0.5rem;
    border-radius: 8px;
}

.list-group-item:hover {
    background-color: var(--light-bg);
    border-left-color: var(--primary-color);
    transform: translateX(5px);
}

/* Modals */
.modal {
    backdrop-filter: blur(5px);
}

.modal-content {
    border-radius: var(--border-radius);
    border: none;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.3);
    overflow: hidden;
}

.modal-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border-radius: 0;
    border: none;
    padding: 1.5rem;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.modal-header.bg-success {
    background: linear-gradient(135deg, var(--success-color) 0%, #218838 100%) !important;
    color: white !important;
}

.modal-header.bg-danger {
    background: linear-gradient(135deg, var(--danger-color) 0%, #c82333 100%) !important;
    color: white !important;
}

.modal-header.bg-warning {
    background: linear-gradient(135deg, var(--warning-color) 0%, #e0a800 100%) !important;
    color: #333 !important;
}

.modal-header.bg-info {
    background: linear-gradient(135deg, var(--info-color) 0%, #138496 100%) !important;
    color: white !important;
}

.modal-title {
    font-weight: 600;
    font-size: 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.modal-title i {
    font-size: 1.1rem;
}

.modal-body {
    padding: 1.5rem;
    font-size: 1rem;
    line-height: 1.6;
}

.modal-body p {
    margin-bottom: 0;
}

.modal-body input.form-control {
    margin-top: 0.5rem;
}

.modal-footer {
    border: none;
    padding: 1rem 1.5rem;
    background-color: var(--light-bg);
    display: flex;
    gap: 0.5rem;
    justify-content: flex-end;
}

.modal-footer .btn {
    min-width: 100px;
}

.btn-close {
    filter: brightness(0) invert(1);
    opacity: 0.9;
}

.btn-close:hover {
    opacity: 1;
}

/* Modal animations */
.modal.fade .modal-dialog {
    transition: transform 0.3s ease-out;
    transform: translate(0, -50px);
}

.modal.show .modal-dialog {
    transform: translate(0, 0);
}

/* Scoreboard */
.scoreboard-container {
    display: flex;
    height: 100vh;
    width: 100vw;
}

.scoreboard-half {
    flex: 1;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
}

.team-left-half {
    background: linear-gradient(135deg, #dc3545 0%, #c82333 100%);
}

.team-right-half {
    background: linear-gradient(135deg, #007bff 0%, #0056b3 100%);
}

.score-number {
    font-size: 12rem;
    font-weight: 900;
    color: white;
    text-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
    line-height: 1;
}

.team-name-bottom-right,
.team-name-bottom-left {
    position: absolute;
    bottom: 2rem;
    font-size: 2.5rem;
    font-weight: 700;
    color: white;
    text-shadow: 0 2px 10px rgba(0, 0, 0, 0.3);
    text-align: center;
    padding: 0 2rem;
}

.team-name-bottom-right {
    right: 2rem;
}

.team-name-bottom-left {
    left: 2rem;
}

/* Ranking */
.ranking-container {
    border: 2px dashed #e0e0e0;
    border-radius: var(--border-radius);
    padding: 1rem;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    min-height: 200px;
}

.ranking-position {
    border: 2px solid var(--primary-color);
    border-radius: var(--border-radius);
    padding: 1rem;
    background: white;
    margin-bottom: 1rem;
    box-shadow: var(--box-shadow);
}

.position-teams {
    min-height: 50px;
    padding: 0.5rem;
    border-radius: 8px;
    background: var(--light-bg);
}

.team-item-in-ranking {
    background: white;
    border: 2px solid var(--primary-light);
    border-radius: 8px;
    padding: 0.75rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    transition: var(--transition);
}

.team-item-in-ranking:hover {
    border-color: var(--primary-color);
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    transform: translateX(5px);
}

.team-item {
    cursor: move;
    user-select: none;
    transition: var(--transition);
}

.team-item:hover {
    background: linear-gradient(135deg, #f0f9ff 0%, #e0f2fe 100%);
    border-left: 4px solid var(--primary-color);
}

/* Sidebar */
.sidebar {
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--box-shadow);
    padding: 1.5rem;
    min-height: calc(100vh - 120px);
}

/* Skrýt sidebar na mobilu - navigace je v hamburger menu */
@media (max-width: 991px) {
    .sidebar {
        display: none !important;
    }
    
    .col-md-2.sidebar,
    div[class*="col-md-2"].sidebar {
        display: none !important;
    }
    
    /* Rozšířit obsah na celou šířku když je sidebar skrytý */
    .row > .col-md-10,
    .row > div[class*="col-md-10"] {
        flex: 0 0 100%;
        max-width: 100%;
    }
}

.nav-link.active {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white !important;
    border-radius: 8px;
}

/* Utilities */
.text-primary {
    color: var(--primary-color) !important;
}

.bg-primary {
    background-color: var(--primary-color) !important;
}

.border-primary {
    border-color: var(--primary-color) !important;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.fade-in {
    animation: fadeIn 0.5s ease-out;
}

/* Responsive */
@media (max-width: 991px) {
    .container-fluid {
        padding: 1rem 1.5rem !important;
    }
    
    .card-body {
        padding: 1.25rem;
    }
    
    nav.navbar {
        min-height: 40px !important;
    }
    
    .navbar-brand {
        font-size: 1rem !important;
    }
    
    .navbar-nav .btn {
        padding: 0.2rem 0.5rem !important;
        font-size: 0.75rem !important;
    }
}

/* Hamburger menu */
.navbar-toggler {
    border: 1px solid rgba(255, 255, 255, 0.3) !important;
    padding: 0.25rem 0.5rem !important;
}

.navbar-toggler:focus {
    box-shadow: 0 0 0 0.2rem rgba(255, 255, 255, 0.25) !important;
}

.navbar-toggler-icon {
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 30 30'%3e%3cpath stroke='rgba%28255, 255, 255, 1%29' stroke-linecap='round' stroke-miterlimit='10' stroke-width='2' d='M4 7h22M4 15h22M4 23h22'/%3e%3c/svg%3e") !important;
}

.navbar-collapse {
    background: linear-gradient(135deg, #0099cd 0%, #0077a3 100%);
}

@media (min-width: 992px) {
    .navbar-collapse {
        display: flex !important;
        background: transparent !important;
        margin: 0 !important;
        padding: 0 !important;
    }
}

@media (max-width: 991px) {
    .navbar-collapse:not(.show) {
        display: none !important;
    }
    
    .navbar-collapse {
        margin-top: 0.5rem;
        padding: 0.5rem 0;
        border-radius: 0 0 8px 8px;
        background: linear-gradient(135deg, #0099cd 0%, #0077a3 100%) !important;
    }
    
    .navbar-collapse .navbar-nav {
        width: 100%;
        flex-direction: column !important;
    }
    
    .navbar-collapse .nav-link {
        color: white !important;
        padding: 0.75rem 1rem !important;
        display: flex !important;
        align-items: center !important;
        gap: 0.75rem !important;
        transition: all 0.2s ease !important;
        width: 100%;
    }
    
    .navbar-collapse .nav-link:hover,
    .navbar-collapse .nav-link:focus {
        background-color: rgba(255, 255, 255, 0.1) !important;
        color: white !important;
    }
    
    .navbar-collapse .nav-link i {
        width: 20px;
        text-align: center;
    }
}

@media (max-width: 768px) {
    .score-number {
        font-size: 6rem;
    }
    
    .team-name-bottom-right,
    .team-name-bottom-left {
        font-size: 1.5rem;
    }
    
    .card-body {
        padding: 1rem;
    }
    
    .container-fluid {
        padding: 1rem !important;
        margin-top: 0.5rem !important;
    }
    
    nav.navbar {
        min-height: 38px !important;
        padding: 0.2rem 0 !important;
    }
    
    nav.navbar .container-fluid {
        padding: 0 0.5rem !important;
    }
    
    .navbar-brand {
        font-size: 0.95rem !important;
    }
    
    .navbar-nav .btn {
        width: 100%;
        text-align: left;
        padding: 0.5rem 0.75rem !important;
    }
    
    .navbar-nav .btn i {
        margin-right: 0.5rem;
    }
    
    .navbar-nav .btn {
        padding: 0.2rem 0.4rem !important;
        font-size: 0.7rem !important;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.5rem;
    }
    
    .table {
        font-size: 0.875rem;
    }
    
    .table thead th,
    .table tbody td {
        padding: 0.75rem 0.5rem;
    }
    
    .btn {
        padding: 0.5rem 1rem;
        font-size: 0.875rem;
    }
    
    .sidebar {
        margin-bottom: 1rem;
    }
}

@media (max-width: 576px) {
    .container-fluid {
        padding: 0.75rem !important;
    }
    
    .card-body {
        padding: 0.75rem;
    }
    
    nav.navbar {
        min-height: 36px !important;
    }
    
    .navbar-brand {
        font-size: 0.9rem !important;
    }
    
    .navbar-nav .btn {
        padding: 0.15rem 0.3rem !important;
        font-size: 0.7rem !important;
    }
    
    h1 {
        font-size: 1.75rem;
    }
    
    h2 {
        font-size: 1.25rem;
    }
    
    .table {
        font-size: 0.8rem;
    }
    
    .btn {
        padding: 0.4rem 0.75rem;
        font-size: 0.8rem;
    }
    
    .modal-body {
        padding: 1rem;
    }
    
    .details-section {
        padding: 1rem;
    }
}

/* Loading Spinner */
.spinner-border {
    color: var(--primary-color);
}

/* Links */
a {
    color: var(--primary-color);
    text-decoration: none;
    transition: var(--transition);
}

a:hover {
    color: var(--primary-dark);
    text-decoration: underline;
}

/* Input Groups */
.input-group-text {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    color: white;
    border: none;
    border-radius: 8px 0 0 8px;
}

/* Container */
.container-fluid {
    padding: 2rem;
}

/* Page Headers */
h1, h2, h3, h4, h5, h6 {
    color: var(--secondary-color);
    font-weight: 600;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
}

h2 {
    font-size: 2rem;
    margin-bottom: 1rem;
}

/* Details Page Specific */
.details-section {
    background: white;
    border-radius: var(--border-radius);
    padding: 2rem;
    box-shadow: var(--box-shadow);
    margin-bottom: 2rem;
    border-top: 4px solid var(--primary-color);
    background: linear-gradient(135deg, #ffffff 0%, #f0f9ff 100%);
}

.details-section h3 {
    color: var(--primary-color);
    margin-bottom: 1.5rem;
    padding-bottom: 0.5rem;
    border-bottom: 2px solid var(--primary-light);
}

/* Card header tabs in details */
.card-header-tabs {
    border-bottom: none;
}

.card-header-tabs .nav-link {
    color: rgba(255, 255, 255, 0.8);
    border: none;
    border-radius: var(--border-radius) var(--border-radius) 0 0;
    margin-right: 0.5rem;
    transition: var(--transition);
}

.card-header-tabs .nav-link:hover {
    color: white;
    background-color: rgba(255, 255, 255, 0.1);
}

.card-header-tabs .nav-link.active {
    background-color: rgba(255, 255, 255, 0.2);
    color: white;
    border: none;
}

/* Enhanced list items in details */
.list-group-item strong {
    color: var(--primary-color);
}

/* Tournament card enhancements */
.tournament-card .card-body {
    position: relative;
}

.tournament-card .card-body::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 4px;
    height: 100%;
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--primary-dark) 100%);
    border-radius: var(--border-radius) 0 0 var(--border-radius);
}

/* Badge enhancements */
.badge i {
    margin-right: 0.25rem;
}

/* Form enhancements */
.form-control::placeholder {
    color: #adb5bd;
    opacity: 0.7;
}

/* Button group enhancements */
.btn-group .btn {
    border-radius: 0;
}

.btn-group .btn:first-child {
    border-radius: 8px 0 0 8px;
}

.btn-group .btn:last-child {
    border-radius: 0 8px 8px 0;
}

/* Table enhancements for details */
.table tbody tr td strong {
    color: var(--primary-color);
}

/* Icon colors */
.text-primary i,
.fas.text-primary,
.far.text-primary {
    color: var(--primary-color) !important;
}