/* 
 * Goal Tracker Main Stylesheet
 * A modern, responsive design for tournament match tracking
 */

/* ==================== VARIABLES ==================== */
:root {
    /* Color System */
    --primary-50: #eff6ff;
    --primary-100: #dbeafe;
    --primary-200: #bfdbfe;
    --primary-300: #93c5fd;
    --primary-400: #60a5fa;
    --primary-500: #3b82f6;
    --primary-600: #2563eb;
    --primary-700: #1d4ed8;
    --primary-800: #1e40af;
    --primary-900: #1e3a8a;
    
    --accent-500: #f97316;
    --accent-600: #ea580c;
    
    --success-500: #10b981;
    --success-600: #059669;
    --warning-500: #f59e0b;
    --error-500: #ef4444;
    --error-600: #dc2626;
    
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    
    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Helvetica, Arial, sans-serif;
    
    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-10: 2.5rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    
    /* Other */
    --border-radius-sm: 0.25rem;
    --border-radius: 0.375rem;
    --border-radius-md: 0.5rem;
    --border-radius-lg: 0.75rem;
    --border-radius-xl: 1rem;
    
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow: 0 1px 3px 0 rgba(0, 0, 0, 0.1), 0 1px 2px 0 rgba(0, 0, 0, 0.06);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    
    /* Transitions */
    --transition-fast: 150ms ease;
    --transition: 200ms ease;
    --transition-slow: 300ms ease;
}

/* ==================== RESET ==================== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    font-size: 16px;
    line-height: 1.5;
    color: var(--gray-800);
    background-color: var(--gray-100);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img {
    max-width: 100%;
    height: auto;
}

a {
    color: var(--primary-600);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-800);
}

button {
    cursor: pointer;
    font-family: inherit;
}

/* ==================== LAYOUT ==================== */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--spacing-4);
}

header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-4) 0;
    margin-bottom: var(--spacing-8);
}

.logo-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.logo-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
    text-decoration: none;
    color: inherit;
}

.logo-link:hover {
    text-decoration: none;
    color: inherit;
}

.header-icon {
    font-size: 2rem;
    color: var(--primary-600);
}

header h1 {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--gray-900);
}

.user-menu {
    position: relative;
    display: flex;
    flex-direction: column;
}

.user-menu-button {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    background: var(--primary-600);
    color: white;
    border: none;
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--border-radius);
    font-weight: 500;
    transition: background-color var(--transition-fast);
}

.user-menu-button:hover {
    background: var(--primary-700);
}

.dropdown-menu {
    position: absolute;
    top: 100%;
    right: 0;
    width: 200px;
    background: white;
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    padding: var(--spacing-1);
    display: none;
    z-index: 100;
}

.user-menu:hover .dropdown-menu {
    display: block;
    animation: fadeIn 0.2s ease;
}

.dropdown-menu a {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    padding: var(--spacing-3) var(--spacing-4);
    color: var(--gray-700);
    border-radius: var(--border-radius);
    text-decoration: none;
}

.dropdown-menu a:hover {
    background: var(--gray-100);
    color: var(--gray-900);
    text-decoration: none;
}

/* ==================== FILTERS ==================== */
.filters-container {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
    padding: var(--spacing-4);
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
}

.tournament-dropdown,
.time-filter-container,
.match-filter-container,
.team-filter-container {
    flex: 1;
    min-width: 250px;
}

.form-control {
    width: 100%;
    padding: var(--spacing-3);
    border: 1px solid var(--gray-300);
    border-radius: var(--border-radius);
    font-size: 0.9rem;
    background-color: white;
    color: var(--gray-900);
    transition: all var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary-400);
    box-shadow: 0 0 0 2px var(--primary-100);
    outline: none;
}

select.form-control {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%236b7280'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 1rem;
    padding-right: 2.5rem;
}

/* ==================== MATCHES TABLE ==================== */
.matches-container {
    background: white;
    border-radius: var(--border-radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.teams-container {
    margin-bottom: var(--spacing-8);
}

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

th {
    background: var(--primary-600);
    color: white;
    font-weight: 600;
    text-align: left;
    padding: var(--spacing-3);
    font-size: 0.9rem;
}

th.score-section {
    text-align: center;
}

th i {
    margin-right: var(--spacing-2);
}

td {
    padding: var(--spacing-2);
    border-bottom: 1px solid var(--gray-200);
    vertical-align: middle;
    height: 48px;
    font-size: 0.9rem;
}

/* Team section styles */
.team-section {
    min-width: 120px;
}

.team-container {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
}

.team-name {
    font-size: 0.9rem;
    font-weight: 500;
}

.team-logo {
    width: 32px;
    height: 32px;
    object-fit: contain;
}

/* Score controls */
.score-section {
    width: 90px;
    text-align: center;
}

.score-controls {
    display: flex;
    align-items: center;
    gap: var(--spacing-1);
}

.score {
    font-weight: 600;
    font-size: 0.9rem;
    min-width: 20px;
    text-align: center;
}

.score-btn {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    border: none;
    transition: all var(--transition-fast);
    font-size: 0.7rem;
}

.score-btn.plus {
    background-color: var(--success-500);
    color: white;
}

.score-btn.plus:hover {
    background-color: var(--success-600);
    transform: scale(1.1);
}

.score-btn.minus {
    background-color: var(--error-500);
    color: white;
}

.score-btn.minus:hover {
    background-color: var(--error-600);
    transform: scale(1.1);
}

/* VS section */
.vs-section {
    text-align: center;
    width: 40px;
}

.vs-text {
    font-weight: 600;
    color: var(--gray-500);
    font-size: 0.8rem;
}

/* Action buttons */
.share-column, .view-column {
    width: 40px;
    text-align: center;
}

.actions-cell {
    white-space: nowrap;
}

.actions-cell .icon-button {
    margin: 0 2px;
}

.icon-button {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: white;
    border: 1px solid var(--gray-200);
    color: var(--gray-600);
    transition: all var(--transition-fast);
    font-size: 0.8rem;
}

.icon-button:hover {
    background: var(--gray-100);
    color: var(--gray-900);
    transform: translateY(-2px);
    box-shadow: var(--shadow);
}

/* Match row colors */
tr.match-row {
    transition: background-color var(--transition-fast);
}

tr.match-row:hover {
    background-color: var(--gray-50);
}

tr.color1 {
    background-color: white;
}

tr.color2 {
    background-color: var(--gray-50);
}

/* ==================== MODALS ==================== */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.5);
    z-index: 1000;
    overflow-y: auto;
}

.modal-content {
    background: white;
    margin: 10vh auto;
    width: 90%;
    max-width: 600px;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow-lg);
    overflow: hidden;
    animation: fadeInUp 0.3s ease;
}

.qr-modal-content {
    max-width: 400px;
    text-align: center;
}

.modal-header {
    background: var(--primary-600);
    color: white;
    padding: var(--spacing-4);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.modal-header h2 {
    font-size: 1.5rem;
    font-weight: 600;
    margin: 0;
}

.close {
    color: white;
    font-size: 1.5rem;
    cursor: pointer;
    transition: color var(--transition-fast);
}

.close:hover {
    color: var(--gray-200);
}

.modal-body {
    padding: var(--spacing-6);
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) var(--spacing-4);
    border-radius: var(--border-radius);
    font-weight: 500;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    font-size: 0.9rem;
    text-decoration: none;
    margin: var(--spacing-2);
    width: auto;
    min-width: 120px;
}

.btn-primary {
    background: var(--primary-600);
    color: white;
}

.btn-primary:hover {
    background: var(--primary-700);
    color: white;
    text-decoration: none;
}

/* Match Details (QR View) */
.match-details {
    background: white;
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow);
    padding: var(--spacing-6);
}

.match-details .match-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-4);
    margin-bottom: var(--spacing-6);
    padding: var(--spacing-4);
    background: var(--gray-50);
    border-radius: var(--border-radius);
}

.match-details .match-info p {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    color: var(--gray-700);
}

.match-details .match-content {
    padding: var(--spacing-4);
}

.match-details .match-teams-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-8);
    margin-bottom: var(--spacing-8);
}

.match-details .match-team-column {
    flex: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-4);
    text-align: center;
}

.match-details .team-logo {
    width: 64px;
    height: 64px;
    object-fit: contain;
}

.match-details .team-name {
    font-size: 1.25rem;
    font-weight: 600;
    margin: var(--spacing-2) 0;
}

.match-details .score-controls {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-2);
}

.match-details .score {
    font-size: 2.5rem;
    font-weight: 700;
    min-width: 60px;
    text-align: center;
}

.match-details .score-btn {
    width: 36px;
    height: 36px;
    font-size: 1rem;
}

.match-details .match-vs-column {
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 0 var(--spacing-4);
}

.match-details .vs-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--gray-500);
}

.goals-container {
    display: flex;
    justify-content: space-between;
    gap: var(--spacing-6);
    margin-top: var(--spacing-6);
    padding-top: var(--spacing-6);
    border-top: 1px solid var(--gray-200);
}

.team-goals {
    flex: 1;
    text-align: center;
}

.team-goals h4 {
    margin-bottom: var(--spacing-3);
    color: var(--gray-700);
}

.goal-entry {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-2);
    padding: var(--spacing-2) 0;
    color: var(--gray-600);
}

/* Footer */
footer {
    margin-top: var(--spacing-16);
    padding: var(--spacing-8) 0;
    border-top: 1px solid var(--gray-200);
    text-align: center;
}

.footer-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-4);
}

.footer-links {
    display: flex;
    justify-content: center;
    gap: var(--spacing-6);
}

/* QR Code Modal */
.qr-modal-content {
    text-align: center;
}

#qrcode {
    display: flex;
    justify-content: center;
    margin: var(--spacing-4) 0;
}

#qrcode img {
    display: block;
    margin: 0 auto;
    max-width: 100%;
    height: auto;
}

.qr-instructions {
    text-align: center;
    margin-top: var(--spacing-4);
    color: var(--gray-600);
}

/* ==================== ANIMATIONS ==================== */
@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ==================== AUTH PAGE STYLES ==================== */
.auth-page {
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-800) 100%);
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-4);
}

.auth-container {
    width: 100%;
    max-width: 400px;
    margin: 0 auto;
}

.auth-box {
    background: white;
    border-radius: var(--border-radius-xl);
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);
    overflow: hidden;
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.auth-header {
    text-align: center;
    padding: var(--spacing-8) var(--spacing-6) var(--spacing-6);
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.1) 0%, rgba(255, 255, 255, 0.05) 100%);
    border-bottom: 1px solid var(--gray-100);
}

.auth-header .header-icon {
    font-size: 3rem;
    color: var(--primary-600);
    margin-bottom: var(--spacing-3);
    display: block;
    animation: pulse 2s infinite;
}

.auth-header h1 {
    font-size: 2rem;
    font-weight: 700;
    color: var(--gray-900);
    margin: 0;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.auth-tabs {
    display: flex;
    background: var(--gray-50);
    margin: 0;
    border-bottom: 1px solid var(--gray-200);
}

.auth-tab {
    flex: 1;
    padding: var(--spacing-4);
    background: transparent;
    border: none;
    font-weight: 500;
    color: var(--gray-600);
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.auth-tab::before {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(135deg, var(--primary-600), var(--primary-800));
    transform: scaleX(0);
    transition: transform var(--transition);
}

.auth-tab.active {
    background: white;
    color: var(--primary-600);
    font-weight: 600;
}

.auth-tab.active::before {
    transform: scaleX(1);
}

.auth-tab:hover:not(.active) {
    background: rgba(255, 255, 255, 0.5);
    color: var(--gray-800);
}

.auth-content {
    padding: var(--spacing-6);
}

.auth-content.hidden {
    display: none;
}

.auth-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-5);
}

.auth-form .form-group {
    position: relative;
}

.auth-form .form-group label {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    font-weight: 500;
    color: var(--gray-700);
    margin-bottom: var(--spacing-2);
    font-size: 0.9rem;
}

.auth-form .form-group label i {
    color: var(--primary-600);
    width: 16px;
}

.auth-form .form-control {
    padding: var(--spacing-4);
    border: 2px solid var(--gray-200);
    border-radius: var(--border-radius-md);
    font-size: 1rem;
    transition: all var(--transition);
    background: white;
    position: relative;
}

.auth-form .form-control:focus {
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(59, 130, 246, 0.1);
    transform: translateY(-1px);
}

.auth-form .form-control:hover {
    border-color: var(--gray-300);
}

.remember-me {
    display: flex;
    align-items: center;
    gap: var(--spacing-2);
    margin: var(--spacing-2) 0;
}

.remember-me input[type="checkbox"] {
    width: 18px;
    height: 18px;
    accent-color: var(--primary-600);
    cursor: pointer;
}

.remember-me label {
    font-size: 0.9rem;
    color: var(--gray-600);
    cursor: pointer;
    margin: 0;
}

.auth-form .btn {
    padding: var(--spacing-4) var(--spacing-6);
    font-size: 1rem;
    font-weight: 600;
    border-radius: var(--border-radius-md);
    background: linear-gradient(135deg, var(--primary-600), var(--primary-700));
    color: white;
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
    margin: var(--spacing-2) 0 0 0;
    min-width: auto;
    width: 100%;
}

.auth-form .btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s;
}

.auth-form .btn:hover {
    background: linear-gradient(135deg, var(--primary-700), var(--primary-800));
    transform: translateY(-2px);
    box-shadow: 0 10px 20px rgba(59, 130, 246, 0.3);
}

.auth-form .btn:hover::before {
    left: 100%;
}

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

.auth-links {
    text-align: center;
    margin-top: var(--spacing-4);
}

.auth-links a {
    color: var(--primary-600);
    font-size: 0.9rem;
    text-decoration: none;
    font-weight: 500;
    transition: color var(--transition);
}

.auth-links a:hover {
    color: var(--primary-800);
    text-decoration: underline;
}

/* Alert styles for auth page */
.alert {
    padding: var(--spacing-3) var(--spacing-4);
    border-radius: var(--border-radius);
    margin-bottom: var(--spacing-4);
    font-size: 0.9rem;
    font-weight: 500;
}

.alert-danger {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-600);
    border: 1px solid rgba(239, 68, 68, 0.2);
}

.alert-info {
    background: rgba(59, 130, 246, 0.1);
    color: var(--primary-700);
    border: 1px solid rgba(59, 130, 246, 0.2);
}

.alert-success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-600);
    border: 1px solid rgba(16, 185, 129, 0.2);
}

/* Activation page styles */
.activation-message {
    text-align: center;
    padding: var(--spacing-6);
    border-radius: var(--border-radius-lg);
    margin: var(--spacing-4) 0;
}

.activation-message.success {
    background: rgba(16, 185, 129, 0.1);
    color: var(--success-600);
    border: 2px solid rgba(16, 185, 129, 0.2);
}

.activation-message.error {
    background: rgba(239, 68, 68, 0.1);
    color: var(--error-600);
    border: 2px solid rgba(239, 68, 68, 0.2);
}

.activation-message i {
    font-size: 2rem;
    margin-bottom: var(--spacing-3);
    display: block;
}

.activation-message p {
    font-size: 1.1rem;
    font-weight: 500;
    margin: 0;
}

/* Pulse animation for trophy icon */
@keyframes pulse {
    0%, 100% {
        transform: scale(1);
        opacity: 1;
    }
    50% {
        transform: scale(1.05);
        opacity: 0.8;
    }
}

/* Responsive design for auth page */
@media (max-width: 480px) {
    .auth-container {
        padding: var(--spacing-2);
    }
    
    .auth-box {
        border-radius: var(--border-radius-lg);
    }
    
    .auth-header {
        padding: var(--spacing-6) var(--spacing-4) var(--spacing-4);
    }
    
    .auth-header h1 {
        font-size: 1.75rem;
    }
    
    .auth-content {
        padding: var(--spacing-4);
    }
}

/* ==================== RESPONSIVE ==================== */
@media (max-width: 768px) {
    .matches-container {
        overflow-x: auto;
    }

    table {
        min-width: 800px;
    }

    header {
        flex-direction: column;
        gap: var(--spacing-4);
        text-align: center;
    }
}

@media (max-width: 480px) {
    .match-info {
        flex-direction: column;
        gap: var(--spacing-2);
    }

    .match-teams-row {
        flex-direction: column;
        gap: var(--spacing-6);
    }

    .match-team-column {
        padding: var(--spacing-4) var(--spacing-2);
    }

    .match-vs-column {
        padding: 0;
    }

    .match-team-column .score {
        font-size: 2rem;
    }

    .match-team-column .score-btn {
        width: 48px;
        height: 48px;
        font-size: 1.25rem;
    }

    .modal-content {
        width: 95%;
        margin: 5vh auto;
    }
}