/* ==========================================
   PADEL CONNECT - Frontend Styles
   Match Requests, Invitations, Analytics, Leaderboard
   ========================================== */

/* Import Futuristic Fonts */
@import url('https://fonts.googleapis.com/css2?family=Orbitron:wght@400;500;600;700;900&family=Rajdhani:wght@400;500;600;700&family=Inter:wght@400;500;600;700&display=swap');

:root {
    /* Spacing Scale */
    --spacer-0: 0;
    --spacer-1: 0.25rem;
    --spacer-2: 0.5rem;
    --spacer-3: 1rem;
    --spacer-4: 1.5rem;
    --spacer-5: 2rem;
    --spacer-6: 3rem;

    /* Border Radius */
    --border-radius: 6px;
    --border-radius-sm: 4px;
    --border-radius-lg: 12px;
    --border-radius-xl: 16px;

    /* Shadows */
    --shadow: 0 8px 32px rgba(0, 0, 0, 0.4);
    --shadow-sm: 0 4px 16px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 12px 48px rgba(0, 0, 0, 0.5);
    --shadow-glow: 0 0 20px var(--accent-glow);

    /* Typography */
    --font-display: 'Orbitron', sans-serif;
    --font-body: 'Rajdhani', 'Inter', sans-serif;
    --font-size-base: 0.9rem;
    --font-size-sm: 0.8rem;
    --font-size-xs: 0.7rem;
    --font-size-lg: 1rem;
    --font-size-h1: 1.75rem;
    --font-size-h2: 1.35rem;
    --font-size-h3: 1.1rem;
    --font-weight-normal: 400;
    --font-weight-medium: 500;
    --font-weight-semibold: 600;
    --font-weight-bold: 700;
    --line-height: 1.5;

    /* Layout */
    --navbar-height: 3.5rem;
    --page-padding: 1.25rem;
    --card-spacer: 1rem;
    --transition: 0.25s ease;
}

/* Reset and Base Styles */
*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-text-size-adjust: 100%;
    -webkit-tap-highlight-color: transparent;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-normal);
    line-height: var(--line-height);
    color: var(--text-primary);
    background: var(--bg-dark);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    min-height: 100vh;
}

/* ==========================================
   ANIMATED BACKGROUND
   ========================================== */

.ice-background {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -10;
    overflow: hidden;
    background: linear-gradient(135deg, var(--bg-darker) 0%, var(--bg-dark) 40%, var(--bg-gradient-accent) 100%);
}

.ice-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(80px);
    opacity: 0.35;
    animation: ice-float 25s ease-in-out infinite;
}

.ice-orb-1 {
    width: 45vw;
    height: 45vw;
    background: radial-gradient(circle, var(--accent-primary) 0%, transparent 70%);
    top: -15%;
    right: -15%;
    animation-delay: 0s;
}

.ice-orb-2 {
    width: 35vw;
    height: 35vw;
    background: radial-gradient(circle, var(--accent-secondary) 0%, transparent 70%);
    bottom: -10%;
    left: -10%;
    animation-delay: -8s;
}

.ice-orb-3 {
    width: 25vw;
    height: 25vw;
    background: radial-gradient(circle, var(--accent-tertiary) 0%, transparent 70%);
    top: 50%;
    left: 40%;
    animation-delay: -16s;
}

@keyframes ice-float {
    0%, 100% { transform: translate(0, 0) scale(1); }
    25% { transform: translate(3%, 2%) scale(1.08); }
    50% { transform: translate(-2%, 3%) scale(0.95); }
    75% { transform: translate(2%, -2%) scale(1.03); }
}

.ice-scanline {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0, 212, 255, 0.008) 2px,
        rgba(0, 212, 255, 0.008) 4px
    );
    pointer-events: none;
}

.app-container {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    position: relative;
    z-index: 1;
}

.app-container::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: -1;
    background-image:
        linear-gradient(var(--border-subtle) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-subtle) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.4;
    pointer-events: none;
}

/* ==========================================
   NAVIGATION BAR
   ========================================== */

.nav-bar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--navbar-height);
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--glass-border);
    z-index: 1000;
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
}

.nav-bar::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    opacity: 0.6;
}

.nav-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
    padding: 0 var(--spacer-4);
    max-width: 1400px;
    margin: 0 auto;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    font-family: var(--font-display);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    text-decoration: none;
    flex-shrink: 0;
    letter-spacing: 2px;
    text-transform: uppercase;
}

.club-logo {
    height: clamp(28px, 4vh, 40px);
    width: auto;
    object-fit: contain;
    max-width: 100px;
    filter: drop-shadow(0 0 8px var(--accent-glow));
}

.nav-brand .brand-text {
    display: none;
    text-shadow: 0 0 20px var(--accent-glow);
}

@media (min-width: 576px) {
    .nav-brand .brand-text {
        display: inline;
    }
}

.nav-tabs {
    display: flex;
    align-items: center;
    gap: var(--spacer-1);
    height: 100%;
    flex-shrink: 0;
}

.nav-btn {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    padding: var(--spacer-2) var(--spacer-3);
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition);
    border-radius: var(--border-radius);
    height: calc(var(--navbar-height) - 1rem);
    position: relative;
}

.nav-btn:hover {
    color: var(--text-primary);
    background: rgba(0, 212, 255, 0.1);
}

.nav-btn.active {
    color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.15);
    text-shadow: 0 0 15px var(--accent-glow);
}

.nav-btn.active::after {
    content: '';
    position: absolute;
    bottom: -0.5rem;
    left: var(--spacer-3);
    right: var(--spacer-3);
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    border-radius: 2px;
    box-shadow: 0 0 10px var(--accent-primary);
}

.nav-btn .material-icons {
    font-size: 1.25rem;
}

.nav-label {
    display: none;
}

@media (min-width: 576px) {
    .nav-label {
        display: inline;
    }
}

/* Badge for notifications */
.badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-width: 18px;
    height: 18px;
    padding: 0 var(--spacer-1);
    background: var(--live-pulse);
    color: #fff;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-bold);
    border-radius: 9px;
    margin-left: var(--spacer-1);
}

/* ==========================================
   PAGE STRUCTURE
   ========================================== */

.page {
    display: none;
    flex: 1;
    padding: var(--page-padding);
    padding-top: calc(var(--navbar-height) + var(--page-padding));
    max-width: 1400px;
    margin: 0 auto;
    width: 100%;
}

.page.active {
    display: block;
}

.page-content {
    position: relative;
}

/* ==========================================
   GLASS CARD COMPONENT
   ========================================== */

.card {
    background: var(--glass-bg);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    box-shadow: var(--shadow), inset 0 1px 0 var(--glass-frost);
    margin-bottom: var(--spacer-4);
    overflow: hidden;
    position: relative;
    transition: all var(--transition);
}

.card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
    opacity: 0.5;
}

.card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow), var(--shadow-glow);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--card-spacer) var(--spacer-4);
    background: rgba(0, 40, 60, 0.3);
    border-bottom: 1px solid var(--glass-border);
}

.card-title {
    font-family: var(--font-display);
    font-size: var(--font-size-h3);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin: 0;
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    letter-spacing: 1px;
    text-transform: uppercase;
}

.card-title .material-icons {
    font-size: 1.25rem;
    color: var(--accent-primary);
    filter: drop-shadow(0 0 6px var(--accent-glow));
}

.card-body {
    padding: var(--spacer-4);
}

/* ==========================================
   MATCH REQUESTS PAGE
   ========================================== */

.match-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-4);
}

.match-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacer-4);
}

@media (min-width: 768px) {
    .match-grid {
        grid-template-columns: 320px 1fr;
    }
}

/* Request Form */
.request-form {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-3);
}

.form-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-1);
}

.form-group label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.form-select {
    padding: var(--spacer-2) var(--spacer-3);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    background: rgba(0, 50, 70, 0.5);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition);
    appearance: none;
    background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16'%3e%3cpath fill='none' stroke='%2300d4ff' stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M2 5l6 6 6-6'/%3e%3c/svg%3e");
    background-repeat: no-repeat;
    background-position: right 0.75rem center;
    background-size: 12px 10px;
    padding-right: 2.5rem;
}

.form-select:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px var(--accent-glow), var(--shadow-glow);
}

.form-select:hover {
    border-color: var(--accent-secondary);
    background-color: rgba(0, 60, 85, 0.6);
}

.form-select option {
    background: var(--bg-card-solid);
    color: var(--text-primary);
}

.form-select-small {
    padding: var(--spacer-1) var(--spacer-2);
    font-size: var(--font-size-sm);
    padding-right: 2rem;
    background-size: 10px 8px;
}

.range-inputs {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
}

.range-inputs .form-select {
    flex: 1;
}

.range-separator {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

/* Player Search Component */
.player-search-container {
    position: relative;
}

.player-search-container .form-input {
    width: 100%;
    padding: var(--spacer-2) var(--spacer-3);
    background: var(--bg-input);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    transition: all var(--transition);
}

.player-search-container .form-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 3px var(--accent-glow);
}

.player-search-container .form-input::placeholder {
    color: var(--text-muted);
}

.player-search-container.hidden {
    display: none;
}

.suggestions-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    margin-top: 4px;
    background: var(--bg-card-solid);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow);
    z-index: 100;
    max-height: 250px;
    overflow-y: auto;
}

.suggestion-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacer-2) var(--spacer-3);
    cursor: pointer;
    transition: all var(--transition);
}

.suggestion-item:hover {
    background: var(--bg-hover);
}

.suggestion-item:not(:last-child) {
    border-bottom: 1px solid var(--border-subtle);
}

.suggestion-item .player-name {
    font-weight: var(--font-weight-medium);
    color: var(--text-primary);
}

.suggestion-item .player-skill {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    background: var(--bg-card-alt);
    padding: 2px 8px;
    border-radius: var(--border-radius-sm);
}

.suggestion-item.no-results {
    color: var(--text-muted);
    cursor: default;
    justify-content: center;
}

.suggestion-item.no-results:hover {
    background: transparent;
}

/* Selected Player Display */
.selected-player {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacer-2) var(--spacer-3);
    background: linear-gradient(135deg, rgba(var(--accent-rgb), 0.2), rgba(var(--accent-rgb), 0.1));
    border: 1px solid var(--accent-primary);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-weight: var(--font-weight-medium);
}

.selected-player.hidden {
    display: none;
}

.btn-icon-small {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    padding: 0;
    background: transparent;
    border: none;
    border-radius: var(--border-radius-sm);
    color: var(--text-muted);
    cursor: pointer;
    transition: all var(--transition);
}

.btn-icon-small:hover {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-primary);
}

.btn-icon-small .material-icons {
    font-size: 16px;
}

/* Small spinner for buttons */
.spinner-sm {
    display: inline-block;
    width: 14px;
    height: 14px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Requests List */
.requests-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-3);
}

.requests-list.horizontal {
    flex-direction: row;
    flex-wrap: wrap;
}

.requests-list.horizontal .request-card {
    flex: 1;
    min-width: 280px;
    max-width: 400px;
}

.request-card {
    background: var(--bg-card-alt);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    padding: var(--spacer-3);
    position: relative;
    transition: all var(--transition);
}

.request-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-dim));
    border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.request-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-sm), 0 0 20px var(--accent-glow);
    transform: translateX(4px);
}

.request-card.type-partner::before {
    background: linear-gradient(180deg, #00ff88, #00cc6a);
}

.request-card.type-opponent::before {
    background: linear-gradient(180deg, #ff9f43, #ee5a24);
}

.request-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacer-2);
}

.request-player {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.request-type-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacer-1);
    padding: var(--spacer-1) var(--spacer-2);
    background: rgba(0, 212, 255, 0.15);
    color: var(--accent-primary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    font-family: var(--font-display);
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-medium);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.request-type-badge.partner {
    background: rgba(0, 255, 136, 0.15);
    color: #00ff88;
    border-color: rgba(0, 255, 136, 0.3);
}

.request-type-badge.opponent {
    background: rgba(255, 159, 67, 0.15);
    color: #ff9f43;
    border-color: rgba(255, 159, 67, 0.3);
}

.request-details {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacer-2);
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-bottom: var(--spacer-3);
}

.request-details span {
    display: flex;
    align-items: center;
    gap: 4px;
}

.request-actions {
    display: flex;
    gap: var(--spacer-2);
}

/* ==========================================
   INVITATIONS PAGE
   ========================================== */

.invitations-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-4);
}

/* Sub-tabs */
.sub-tabs {
    display: flex;
    gap: var(--spacer-2);
    margin-bottom: var(--spacer-3);
}

.sub-tab {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    padding: var(--spacer-2) var(--spacer-4);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition);
}

.sub-tab:hover {
    color: var(--text-primary);
    border-color: var(--accent-secondary);
}

.sub-tab.active {
    background: rgba(0, 212, 255, 0.15);
    color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.sub-tab .material-icons {
    font-size: 1.125rem;
}

.sub-tab-content {
    display: none;
}

.sub-tab-content.active {
    display: block;
}

/* Invitations List */
.invitations-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-3);
}

.invitation-card {
    background: var(--bg-card-alt);
    border: 1px solid var(--border-subtle);
    border-radius: var(--border-radius);
    padding: var(--spacer-4);
    position: relative;
    transition: all var(--transition);
}

.invitation-card::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, var(--accent-primary), var(--accent-secondary));
    border-radius: var(--border-radius) 0 0 var(--border-radius);
}

.invitation-card:hover {
    border-color: var(--border-glow);
    box-shadow: var(--shadow-sm), 0 0 20px var(--accent-glow);
}

.invitation-card.pending::before {
    background: linear-gradient(180deg, #ff9f43, #ee5a24);
}

.invitation-card.accepted::before {
    background: linear-gradient(180deg, #00ff88, #00cc6a);
}

.invitation-card.declined::before {
    background: linear-gradient(180deg, #ff3366, #cc0033);
}

.invitation-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacer-3);
}

.invitation-game {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
}

.invitation-game .material-icons {
    color: var(--accent-primary);
}

.invitation-expires {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

.invitation-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-2);
    margin-bottom: var(--spacer-3);
    padding-bottom: var(--spacer-3);
    border-bottom: 1px solid var(--border-subtle);
}

.invitation-from {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.invitation-message {
    font-style: italic;
    color: var(--text-muted);
    padding: var(--spacer-2);
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-sm);
}

.invitation-type-badge {
    display: inline-block;
    padding: 2px 8px;
    background: rgba(var(--accent-primary-rgb, 66, 153, 225), 0.2);
    color: var(--accent-primary);
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-top: var(--spacer-1);
}

.invitation-actions {
    display: flex;
    gap: var(--spacer-2);
}

/* Match Request Invitation Section Headers */
.invitation-section-header {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: var(--spacer-2) 0;
    margin-top: var(--spacer-3);
    border-bottom: 1px solid var(--border-subtle);
}

.invitation-section-header:first-child {
    margin-top: 0;
}

/* Match Request Invitation Cards */
.invitation-card.match-invitation {
    border-left: 3px solid var(--color-warning);
}

.invitation-card.match-invitation::before {
    background: linear-gradient(180deg, var(--color-warning), #f59e0b);
}

.invitation-card.match-invitation .invitation-game .material-icons {
    color: var(--color-warning);
}

.match-request-badge {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    background: rgba(245, 158, 11, 0.2) !important;
    color: var(--color-warning) !important;
}

.match-request-badge .material-icons {
    font-size: 14px;
}

.invitation-meta {
    display: flex;
    align-items: center;
    gap: 4px;
    color: var(--text-muted);
    font-size: var(--font-size-xs);
    margin-top: var(--spacer-1);
}

.invitation-meta .material-icons {
    font-size: 14px;
}

/* Invitation Response Section */
.invitation-response {
    margin-top: var(--spacer-3);
    padding: var(--spacer-2) var(--spacer-3);
    border-radius: var(--border-radius);
    border-left: 3px solid;
}

.invitation-response.response-success {
    background: rgba(16, 185, 129, 0.1);
    border-left-color: var(--color-success);
}

.invitation-response.response-danger {
    background: rgba(239, 68, 68, 0.1);
    border-left-color: var(--color-danger);
}

.invitation-response .response-header {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    color: var(--text-primary);
}

.invitation-response.response-success .response-header .material-icons {
    color: var(--color-success);
}

.invitation-response.response-danger .response-header .material-icons {
    color: var(--color-danger);
}

.invitation-response .response-date {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-left: auto;
}

.invitation-response .response-message {
    margin-top: var(--spacer-1);
    font-style: italic;
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* Game Created Notice */
.game-created-notice {
    margin-top: var(--spacer-2);
    padding: var(--spacer-2) var(--spacer-3);
    background: linear-gradient(135deg, rgba(16, 185, 129, 0.2), rgba(6, 182, 212, 0.2));
    border: 1px solid rgba(16, 185, 129, 0.4);
    border-radius: var(--border-radius);
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    color: var(--color-success);
    font-weight: var(--font-weight-semibold);
}

.game-created-notice .material-icons {
    color: var(--color-success);
    font-size: 18px;
}

/* Invitation Actions Container */
.invitation-actions-container {
    padding: var(--spacer-3);
    border-top: 1px solid var(--glass-border);
    background: rgba(0, 0, 0, 0.2);
}

.invitation-reply-input {
    margin-bottom: var(--spacer-2);
}

.reply-input {
    width: 100%;
    padding: var(--spacer-2) var(--spacer-3);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: var(--font-size-sm);
    transition: all var(--transition);
}

.reply-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 10px var(--accent-glow);
}

.reply-input::placeholder {
    color: var(--text-muted);
}

/* Invitation Communication Buttons */
.invitation-communication {
    display: flex;
    gap: var(--spacer-2);
    margin-top: var(--spacer-3);
    padding-top: var(--spacer-2);
    border-top: 1px solid var(--glass-border);
}

.invitation-communication .btn-sm {
    flex: 1;
    justify-content: center;
}

/* Button Outline Style */
.btn-outline {
    display: inline-flex;
    align-items: center;
    gap: var(--spacer-1);
    padding: var(--spacer-1) var(--spacer-2);
    background: transparent;
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-sm);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    cursor: pointer;
    transition: all var(--transition);
}

.btn-outline:hover {
    background: var(--glass-bg);
    border-color: var(--accent-primary);
    color: var(--text-primary);
}

.btn-outline .material-icons {
    font-size: 16px;
}

/* Chat Modal */
.chat-modal-content {
    max-width: 500px;
}

.chat-textarea {
    width: 100%;
    padding: var(--spacer-3);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    resize: vertical;
    min-height: 100px;
    transition: all var(--transition);
}

.chat-textarea:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 15px var(--accent-glow);
}

.chat-textarea::placeholder {
    color: var(--text-muted);
}

#chat-recipient {
    margin-bottom: var(--spacer-2);
    color: var(--text-secondary);
}

/* Toast Notifications */
#toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    z-index: 10000;
    display: flex;
    flex-direction: column;
    gap: var(--spacer-2);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    padding: var(--spacer-3) var(--spacer-4);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    box-shadow: var(--shadow-lg);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
    transform: translateX(120%);
    opacity: 0;
    transition: all 0.3s ease;
}

.toast.show {
    transform: translateX(0);
    opacity: 1;
}

.toast-success {
    border-left: 3px solid var(--color-success);
}

.toast-success .material-icons {
    color: var(--color-success);
}

.toast-error {
    border-left: 3px solid var(--color-danger);
}

.toast-error .material-icons {
    color: var(--color-danger);
}

/* ==========================================
   ANALYTICS PAGE
   ========================================== */

.analytics-search {
    position: relative;
    margin-bottom: var(--spacer-4);
}

.search-input-container {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    padding: var(--spacer-2) var(--spacer-3);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    transition: all var(--transition);
}

.search-input-container:focus-within {
    border-color: var(--accent-primary);
    box-shadow: 0 0 20px var(--accent-glow);
}

.search-input-container .material-icons {
    color: var(--text-muted);
}

.search-input {
    flex: 1;
    background: transparent;
    border: none;
    color: var(--text-primary);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    outline: none;
}

.search-input::placeholder {
    color: var(--text-muted);
}

.suggestions-dropdown {
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    margin-top: var(--spacer-1);
    max-height: 300px;
    overflow-y: auto;
    z-index: 100;
    box-shadow: var(--shadow);
}

.suggestion-item {
    padding: var(--spacer-2) var(--spacer-3);
    cursor: pointer;
    transition: background var(--transition);
}

.suggestion-item:hover {
    background: rgba(0, 212, 255, 0.1);
}

.analytics-content {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-4);
}

.analytics-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacer-4);
}

@media (min-width: 768px) {
    .analytics-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* Player Profile */
.profile-info {
    text-align: center;
}

.player-name {
    font-family: var(--font-display);
    font-size: var(--font-size-h2);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    margin-bottom: var(--spacer-3);
    text-shadow: 0 0 15px var(--accent-glow);
}

.player-stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--spacer-3);
}

.stat-item {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacer-1);
}

.stat-item .stat-label {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.stat-item .stat-value {
    font-family: var(--font-display);
    font-size: var(--font-size-h3);
    font-weight: var(--font-weight-bold);
    color: var(--accent-primary);
    text-shadow: 0 0 10px var(--accent-glow);
}

.stat-item .stat-change {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
}

.stat-change.positive {
    color: #00ff88;
}

.stat-change.negative {
    color: #ff3366;
}

/* Radar Chart */
.card-radar .card-body {
    display: flex;
    justify-content: center;
    align-items: center;
}

#radar-chart {
    max-width: 100%;
    height: auto;
}

/* Progression Chart */
.card-progression .card-body {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-3);
}

#progression-chart {
    width: 100%;
    height: auto;
}

.progression-stats {
    display: flex;
    justify-content: space-around;
    padding-top: var(--spacer-3);
    border-top: 1px solid var(--border-subtle);
}

.prog-stat {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacer-1);
}

.prog-label {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.prog-value {
    font-family: var(--font-display);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
}

/* Fatigue Meter */
.fatigue-meter {
    display: flex;
    align-items: center;
    gap: var(--spacer-3);
    margin-bottom: var(--spacer-3);
}

.meter-bar {
    flex: 1;
    height: 12px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: var(--border-radius);
    overflow: hidden;
}

.meter-fill {
    height: 100%;
    background: linear-gradient(90deg, #00ff88, #ff9f43, #ff3366);
    border-radius: var(--border-radius);
    transition: width 0.5s ease;
}

.meter-value {
    font-family: var(--font-display);
    font-weight: var(--font-weight-bold);
    color: var(--text-primary);
    min-width: 50px;
    text-align: right;
}

.fatigue-info {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-2);
}

.info-item {
    display: flex;
    justify-content: space-between;
    font-size: var(--font-size-sm);
}

.info-label {
    color: var(--text-muted);
}

.info-value {
    color: var(--text-primary);
    font-weight: var(--font-weight-medium);
}

/* Training Recommendations */
.recommendations-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: var(--spacer-2);
}

.recommendations-list li {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    padding: var(--spacer-2);
    background: var(--bg-card-alt);
    border-radius: var(--border-radius);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
}

.recommendations-list li::before {
    content: '';
    width: 8px;
    height: 8px;
    background: var(--accent-primary);
    border-radius: 50%;
    box-shadow: 0 0 8px var(--accent-glow);
    flex-shrink: 0;
}

/* ==========================================
   LEADERBOARD PAGE
   ========================================== */

.leaderboard-filters {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacer-3);
    margin-bottom: var(--spacer-4);
}

.filter-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-1);
}

.filter-group label {
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    color: var(--text-muted);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.leaderboard-content .card {
    margin-bottom: 0;
}

.total-count {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* Leaderboard Table */
.leaderboard-table-container {
    overflow-x: auto;
    -webkit-overflow-scrolling: touch;
}

.leaderboard-table {
    width: 100%;
    border-collapse: collapse;
    font-size: var(--font-size-base);
}

.leaderboard-table thead {
    background: rgba(0, 40, 60, 0.4);
}

.leaderboard-table th {
    padding: var(--spacer-2) var(--spacer-3);
    text-align: left;
    font-family: var(--font-display);
    font-weight: var(--font-weight-semibold);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    letter-spacing: 1px;
    border-bottom: 1px solid var(--glass-border);
    white-space: nowrap;
}

.leaderboard-table td {
    padding: var(--spacer-2) var(--spacer-3);
    border-bottom: 1px solid var(--border-subtle);
    vertical-align: middle;
}

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

.leaderboard-table tbody tr:hover {
    background: rgba(0, 212, 255, 0.05);
}

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

.col-rank {
    width: 50px;
    text-align: center;
}

.col-player {
    min-width: 150px;
}

.col-rating,
.col-change,
.col-level,
.col-confidence {
    width: 100px;
    text-align: center;
}

/* Rank badges */
.rank-badge {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    font-family: var(--font-display);
    font-weight: var(--font-weight-bold);
    font-size: var(--font-size-sm);
}

.rank-badge.gold {
    background: linear-gradient(135deg, #ffd700 0%, #ffb300 100%);
    color: #000;
    box-shadow: 0 0 20px rgba(255, 215, 0, 0.5);
}

.rank-badge.silver {
    background: linear-gradient(135deg, #c0c0c0 0%, #a0a0a0 100%);
    color: #000;
    box-shadow: 0 0 15px rgba(192, 192, 192, 0.4);
}

.rank-badge.bronze {
    background: linear-gradient(135deg, #cd7f32 0%, #b87333 100%);
    color: #000;
    box-shadow: 0 0 15px rgba(205, 127, 50, 0.4);
}

.rank-badge.normal {
    background: var(--bg-card-solid);
    color: var(--text-secondary);
    border: 1px solid var(--border-subtle);
}

.rating-value {
    font-family: var(--font-display);
    font-weight: var(--font-weight-bold);
    color: var(--accent-primary);
    text-shadow: 0 0 10px var(--accent-glow);
}

.change-positive {
    color: #00ff88;
}

.change-negative {
    color: #ff3366;
}

.confidence-bar {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
}

.confidence-fill {
    flex: 1;
    height: 6px;
    background: rgba(0, 0, 0, 0.3);
    border-radius: 3px;
    overflow: hidden;
}

.confidence-fill-inner {
    height: 100%;
    background: var(--accent-primary);
    border-radius: 3px;
}

/* Load More */
.load-more-container {
    display: flex;
    justify-content: center;
    padding: var(--spacer-4);
}

/* ==========================================
   BUTTONS
   ========================================== */

.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacer-2);
    padding: var(--spacer-2) var(--spacer-3);
    background: linear-gradient(135deg, var(--accent-primary) 0%, var(--accent-secondary) 100%);
    color: #000;
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-display);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    text-transform: uppercase;
    letter-spacing: 1px;
    box-shadow: 0 0 20px var(--accent-glow);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px var(--accent-primary);
}

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

.btn-primary .material-icons {
    font-size: 1.125rem;
}

.btn-primary.btn-full {
    width: 100%;
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacer-2);
    padding: var(--spacer-2) var(--spacer-3);
    background: transparent;
    color: var(--text-primary);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
}

.btn-secondary:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.btn-success {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacer-2);
    padding: var(--spacer-2) var(--spacer-3);
    background: linear-gradient(135deg, #00ff88 0%, #00cc6a 100%);
    color: #000;
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition);
    box-shadow: 0 0 15px rgba(0, 255, 136, 0.3);
}

.btn-success:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(0, 255, 136, 0.5);
}

.btn-danger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacer-2);
    padding: var(--spacer-2) var(--spacer-3);
    background: linear-gradient(135deg, #ff3366 0%, #cc0033 100%);
    color: #fff;
    border: none;
    border-radius: var(--border-radius);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    font-weight: var(--font-weight-bold);
    cursor: pointer;
    transition: all var(--transition);
    box-shadow: 0 0 15px rgba(255, 51, 102, 0.3);
}

.btn-danger:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 25px rgba(255, 51, 102, 0.5);
}

.btn-sm {
    padding: var(--spacer-1) var(--spacer-2);
    font-size: var(--font-size-sm);
}

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

.btn-icon:hover {
    background: rgba(0, 212, 255, 0.1);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

/* ==========================================
   LOADING & ERROR STATES
   ========================================== */

.loading-container,
.error-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacer-6);
    text-align: center;
    min-height: 300px;
}

.loading-container .material-icons,
.error-container .material-icons {
    font-size: 48px;
    margin-bottom: var(--spacer-3);
}

.loading-container .material-icons {
    color: var(--accent-primary);
    filter: drop-shadow(0 0 15px var(--accent-glow));
}

.error-container .material-icons {
    color: var(--live-pulse);
    filter: drop-shadow(0 0 15px var(--live-glow));
}

.loading-container p,
.error-container p {
    color: var(--text-secondary);
    margin-bottom: var(--spacer-3);
    font-size: var(--font-size-lg);
}

.spinner {
    width: 48px;
    height: 48px;
    border: 3px solid var(--border-subtle);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: var(--spacer-3);
    box-shadow: 0 0 20px var(--accent-glow);
}

@keyframes spin {
    to {
        transform: rotate(360deg);
    }
}

/* Empty State */
.empty-state {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacer-6);
    text-align: center;
    color: var(--text-muted);
    min-height: 200px;
}

.empty-state .material-icons {
    font-size: 64px;
    margin-bottom: var(--spacer-3);
    opacity: 0.4;
    color: var(--accent-primary);
}

.empty-state p {
    font-size: var(--font-size-lg);
}

/* ==========================================
   COLLAPSIBLE SECTIONS
   ========================================== */

.card-header.collapsible {
    cursor: pointer;
    user-select: none;
}

.card-header.collapsible:hover {
    background: rgba(0, 60, 90, 0.4);
}

.collapse-icon {
    color: var(--text-muted);
    transition: transform var(--transition);
}

.collapsed .collapse-icon {
    transform: rotate(-90deg);
}

.collapsed .collapsible-content {
    display: none;
}

/* ==========================================
   UTILITY CLASSES
   ========================================== */

.hidden {
    display: none !important;
}

.text-center {
    text-align: center;
}

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

.text-success {
    color: #00ff88;
}

.text-danger {
    color: var(--live-pulse);
}

.text-primary {
    color: var(--accent-primary);
}

.mt-2 { margin-top: var(--spacer-2); }
.mt-3 { margin-top: var(--spacer-3); }
.mt-4 { margin-top: var(--spacer-4); }
.mb-2 { margin-bottom: var(--spacer-2); }
.mb-3 { margin-bottom: var(--spacer-3); }
.mb-4 { margin-bottom: var(--spacer-4); }

/* ==========================================
   RESPONSIVE ADJUSTMENTS
   ========================================== */

@media (max-width: 575.98px) {
    :root {
        --page-padding: 0.75rem;
        --spacer-4: 1rem;
    }

    .card-body {
        padding: var(--spacer-3);
    }

    .match-grid {
        grid-template-columns: 1fr;
    }

    .leaderboard-table th:nth-child(5),
    .leaderboard-table td:nth-child(5),
    .leaderboard-table th:nth-child(6),
    .leaderboard-table td:nth-child(6) {
        display: none;
    }
}

@media (min-width: 768px) {
    .page {
        padding: var(--spacer-5);
        padding-top: calc(var(--navbar-height) + var(--spacer-5));
    }
}

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

.auth-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacer-4);
}

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

.auth-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 10, 15, 0.9);
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}

.auth-modal-content {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    padding: var(--spacer-5);
    max-width: 420px;
    width: 100%;
    box-shadow: var(--shadow-lg), 0 0 50px var(--accent-glow);
}

.auth-modal-content::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, var(--accent-primary), transparent);
}

.auth-modal-close {
    position: absolute;
    top: var(--spacer-3);
    right: var(--spacer-3);
    background: transparent;
    border: none;
    color: var(--text-muted);
    cursor: pointer;
    transition: color var(--transition);
}

.auth-modal-close:hover {
    color: var(--text-primary);
}

.auth-header {
    text-align: center;
    margin-bottom: var(--spacer-4);
}

.auth-logo {
    height: 60px;
    width: auto;
    margin-bottom: var(--spacer-3);
    filter: drop-shadow(0 0 15px var(--accent-glow));
}

.auth-header h2 {
    font-family: var(--font-display);
    font-size: var(--font-size-h2);
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    margin-bottom: var(--spacer-1);
    letter-spacing: 1px;
}

.auth-header p {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* Auth Tabs */
.auth-tabs {
    display: flex;
    gap: var(--spacer-2);
    margin-bottom: var(--spacer-4);
}

.auth-tab {
    flex: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacer-1);
    padding: var(--spacer-2);
    background: transparent;
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    color: var(--text-muted);
    font-family: var(--font-body);
    font-size: var(--font-size-sm);
    font-weight: var(--font-weight-medium);
    cursor: pointer;
    transition: all var(--transition);
}

.auth-tab:hover {
    border-color: var(--accent-secondary);
    color: var(--text-primary);
}

.auth-tab.active {
    background: rgba(0, 212, 255, 0.15);
    border-color: var(--accent-primary);
    color: var(--accent-primary);
}

.auth-tab .material-icons {
    font-size: 1rem;
}

.auth-tab-content {
    display: block;
}

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

/* Form Input (Auth specific) */
.auth-modal .form-input {
    width: 100%;
    padding: var(--spacer-2) var(--spacer-3);
    font-family: var(--font-body);
    font-size: var(--font-size-base);
    background: rgba(0, 50, 70, 0.5);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    color: var(--text-primary);
    transition: all var(--transition);
}

.auth-modal .form-input:focus {
    outline: none;
    border-color: var(--accent-primary);
    box-shadow: 0 0 0 2px var(--accent-glow), var(--shadow-glow);
}

.auth-modal .form-input::placeholder {
    color: var(--text-muted);
}

/* Checkbox */
.form-checkbox {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
}

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

.form-checkbox label {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    cursor: pointer;
}

/* Auth Error */
.auth-error {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    margin-top: var(--spacer-3);
    padding: var(--spacer-2) var(--spacer-3);
    background: rgba(255, 51, 102, 0.15);
    border: 1px solid rgba(255, 51, 102, 0.3);
    border-radius: var(--border-radius);
    color: #ff3366;
    font-size: var(--font-size-sm);
}

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

.auth-error .material-icons {
    font-size: 1rem;
}

/* Auth Hints */
.auth-hint {
    display: flex;
    align-items: center;
    gap: var(--spacer-1);
    margin-top: var(--spacer-3);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

.auth-hint .material-icons {
    font-size: 0.875rem;
}

.auth-hint code,
.auth-demo-hint code {
    background: rgba(0, 0, 0, 0.3);
    padding: 2px 6px;
    border-radius: 3px;
    font-family: monospace;
}

.auth-demo-hint {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacer-1);
    margin-top: var(--spacer-4);
    padding-top: var(--spacer-3);
    border-top: 1px solid var(--border-subtle);
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* Nav User */
.nav-user {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    margin-left: auto;
    margin-right: var(--spacer-3);
}

.user-name {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    max-width: 150px;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

/* Spinner for buttons */
.spinner-sm {
    display: inline-block;
    width: 16px;
    height: 16px;
    border: 2px solid rgba(255, 255, 255, 0.3);
    border-top-color: white;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

@media (max-width: 575.98px) {
    .user-name {
        display: none;
    }

    .auth-modal-content {
        padding: var(--spacer-4);
    }

    .nav-user {
        margin-right: var(--spacer-2);
    }
}

/* ==========================================
   GENERIC MODAL STYLES
   ========================================== */

.modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacer-4);
}

.modal.hidden {
    display: none;
}

.modal-backdrop {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal-content {
    position: relative;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius-lg);
    width: 100%;
    max-width: 450px;
    max-height: 90vh;
    overflow: hidden;
    display: flex;
    flex-direction: column;
    box-shadow: var(--shadow-heavy);
}

.modal-content.modal-lg {
    max-width: 600px;
}

.modal-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacer-4);
    border-bottom: 1px solid var(--border-subtle);
}

.modal-header h3 {
    margin: 0;
    font-size: var(--font-size-lg);
    color: var(--text-primary);
}

.modal-body {
    padding: var(--spacer-4);
    overflow-y: auto;
    flex: 1;
}

.modal-footer {
    display: flex;
    justify-content: flex-end;
    gap: var(--spacer-2);
    padding: var(--spacer-3) var(--spacer-4);
    border-top: 1px solid var(--border-subtle);
}

.modal-description {
    margin-bottom: var(--spacer-3);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

/* ==========================================
   REQUEST DETAIL MODAL STYLES
   ========================================== */

.detail-info {
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius);
    padding: var(--spacer-3);
    margin-bottom: var(--spacer-4);
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: var(--spacer-2) 0;
    border-bottom: 1px solid var(--border-subtle);
}

.detail-row:last-child {
    border-bottom: none;
}

.detail-label {
    color: var(--text-muted);
    font-size: var(--font-size-sm);
}

.detail-value {
    color: var(--text-primary);
    font-weight: 500;
}

.detail-value.status-active {
    color: var(--success);
}

.detail-value.status-fulfilled {
    color: var(--accent-primary);
}

.detail-value.status-cancelled,
.detail-value.status-expired {
    color: var(--text-muted);
}

.detail-section {
    margin-top: var(--spacer-4);
}

.detail-section h4 {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    margin: 0 0 var(--spacer-3);
    color: var(--text-primary);
    font-size: var(--font-size-base);
}

.detail-section h4 .material-icons {
    font-size: 1.25rem;
    color: var(--accent-primary);
}

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

/* Notifications List in Detail Modal */
.notifications-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacer-2);
}

.notification-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacer-2) var(--spacer-3);
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius-sm);
    border-left: 3px solid var(--accent-secondary);
}

.notification-item.status-sent,
.notification-item.status-delivered {
    border-left-color: var(--accent-primary);
}

.notification-item.status-responded,
.notification-item.response-accepted {
    border-left-color: var(--success);
}

.notification-item.response-declined {
    border-left-color: var(--danger);
}

.notification-player {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    color: var(--text-primary);
    font-size: var(--font-size-sm);
}

.notification-player .material-icons {
    font-size: 1rem;
    color: var(--text-muted);
}

.notification-meta {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    gap: 2px;
}

.notification-status {
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    color: var(--text-secondary);
}

.notification-time {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
}

/* Notification Actions (Approve/Decline buttons) */
.notification-actions {
    display: flex;
    gap: var(--spacer-2);
    margin-top: var(--spacer-2);
}

.notification-item {
    flex-wrap: wrap;
}

/* Status badges */
.status-badge {
    display: inline-block;
    padding: 2px 8px;
    border-radius: var(--border-radius-sm);
    font-size: var(--font-size-xs);
    text-transform: uppercase;
    font-weight: var(--font-weight-semibold);
}

.status-badge.pending {
    background: rgba(255, 193, 7, 0.2);
    color: #ffc107;
}

.status-badge.approved {
    background: rgba(40, 167, 69, 0.2);
    color: var(--success);
}

.status-badge.declined {
    background: rgba(220, 53, 69, 0.2);
    color: var(--danger);
}

/* Extra small buttons */
.btn-xs {
    padding: 4px 8px;
    font-size: var(--font-size-xs);
}

.btn-xs .material-icons {
    font-size: 14px;
}

/* Admin View Toggle */
.admin-view-toggle {
    display: none;
    margin-bottom: var(--spacer-3);
}

.filter-toggles {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacer-2);
}

.admin-toggle-wrapper {
    display: flex;
    align-items: center;
    gap: var(--spacer-2);
    padding: var(--spacer-2) var(--spacer-3);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
}

.toggle-label {
    display: flex;
    align-items: center;
    gap: var(--spacer-1);
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.toggle-label .material-icons {
    font-size: 18px;
    color: var(--accent-primary);
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    display: inline-block;
    width: 44px;
    height: 24px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: rgba(255, 255, 255, 0.1);
    border: 1px solid var(--glass-border);
    transition: var(--transition);
    border-radius: 24px;
}

.toggle-slider::before {
    position: absolute;
    content: "";
    height: 18px;
    width: 18px;
    left: 2px;
    bottom: 2px;
    background-color: var(--text-secondary);
    transition: var(--transition);
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--accent-primary);
    border-color: var(--accent-primary);
}

.toggle-switch input:checked + .toggle-slider::before {
    transform: translateX(20px);
    background-color: white;
}

/* Admin Info in Invitation Card */
.admin-info {
    display: flex;
    align-items: center;
    gap: var(--spacer-1);
    font-size: var(--font-size-sm);
    color: var(--accent-primary);
    margin-bottom: var(--spacer-1);
    padding: var(--spacer-1) var(--spacer-2);
    background: rgba(0, 212, 255, 0.1);
    border-radius: var(--border-radius-sm);
}

.admin-info .material-icons {
    font-size: 16px;
}

/* Interest groups */
.interest-group {
    margin-bottom: var(--spacer-3);
}

.interest-group h5 {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacer-2);
    padding-bottom: var(--spacer-1);
    border-bottom: 1px solid var(--glass-border);
}

.pending-group h5 {
    color: #ffc107;
}

.responded-group h5 {
    color: var(--text-muted);
}

/* AI Suggested Players */
.ai-suggestions {
    background: linear-gradient(135deg, rgba(0, 212, 255, 0.05), rgba(138, 43, 226, 0.05));
    border: 1px solid rgba(0, 212, 255, 0.2);
    border-radius: var(--border-radius);
    padding: var(--spacer-3);
}

.ai-suggestions h4 {
    color: var(--accent-primary);
}

.ai-suggestions h4 .material-icons {
    color: #9b59b6;
}

.section-description {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-bottom: var(--spacer-3);
}

.suggested-players-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    gap: var(--spacer-2);
    max-height: 400px;
    overflow-y: auto;
}

.suggested-player-card {
    display: flex;
    align-items: flex-start;
    gap: var(--spacer-2);
    padding: var(--spacer-2);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--border-radius);
    transition: var(--transition);
}

.suggested-player-card:hover {
    border-color: var(--accent-primary);
    background: rgba(0, 212, 255, 0.05);
}

.player-rank {
    font-family: var(--font-display);
    font-size: var(--font-size-lg);
    font-weight: var(--font-weight-bold);
    color: var(--accent-primary);
    min-width: 36px;
    text-align: center;
}

.suggested-player-card .player-info {
    flex: 1;
}

.suggested-player-card .player-name {
    font-weight: var(--font-weight-semibold);
    color: var(--text-primary);
    display: block;
    margin-bottom: var(--spacer-1);
}

.suggested-player-card .player-stats {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacer-2);
}

.suggested-player-card .stat {
    display: flex;
    align-items: center;
    gap: 2px;
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.suggested-player-card .stat .material-icons {
    font-size: 14px;
    color: var(--text-muted);
}

.suggested-player-card .player-bio {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    margin-top: var(--spacer-1);
    line-height: 1.4;
    overflow: hidden;
    text-overflow: ellipsis;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
}

.suggested-player-card .invite-btn {
    margin-left: auto;
    flex-shrink: 0;
    align-self: center;
}

.suggested-player-card .invite-btn .material-icons {
    font-size: 14px;
}

.suggested-player-card .invite-btn:disabled {
    opacity: 0.5;
    cursor: not-allowed;
}

/* ==========================================
   PLAYER RELATIONSHIP GRAPH
   ========================================== */

.graph-section {
    background: linear-gradient(135deg, rgba(33, 150, 243, 0.05), rgba(156, 39, 176, 0.05));
    border: 1px solid rgba(33, 150, 243, 0.2);
    border-radius: var(--border-radius);
    padding: var(--spacer-3);
}

.graph-section h4 {
    display: flex;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacer-2);
    color: var(--text-primary);
    margin-bottom: var(--spacer-2);
}

.graph-section h4 .material-icons {
    color: #2196F3;
}

.neo4j-status {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    font-size: var(--font-size-xs);
    font-weight: var(--font-weight-normal);
    padding: 2px 8px;
    border-radius: var(--border-radius-full);
    margin-left: auto;
}

.neo4j-status .material-icons {
    font-size: 14px;
}

.neo4j-status.enabled {
    background: rgba(76, 175, 80, 0.2);
    color: #4CAF50;
}

.neo4j-status.enabled .material-icons {
    color: #4CAF50;
}

.neo4j-status.disabled {
    background: rgba(255, 152, 0, 0.2);
    color: #FF9800;
}

.neo4j-status.disabled .material-icons {
    color: #FF9800;
}

.graph-container {
    width: 100%;
    height: 350px;
    background: rgba(0, 0, 0, 0.2);
    border-radius: var(--border-radius);
    border: 1px solid var(--glass-border);
    margin-bottom: var(--spacer-2);
}

.graph-legend {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacer-3);
    padding: var(--spacer-2);
    background: var(--glass-bg);
    border-radius: var(--border-radius);
    justify-content: center;
}

.legend-item {
    display: flex;
    align-items: center;
    gap: var(--spacer-1);
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

.legend-color {
    display: inline-block;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    border: 2px solid;
}

.legend-color.requester {
    background: #2196F3;
    border-color: #1976D2;
}

.legend-color.suggested {
    background: #9C27B0;
    border-color: #7B1FA2;
}

.legend-line {
    display: inline-block;
    width: 24px;
    height: 3px;
    border-radius: 2px;
}

.legend-line.partner {
    background: #4CAF50;
}

.legend-line.opponent {
    background: #FF5722;
    background: repeating-linear-gradient(
        90deg,
        #FF5722 0px,
        #FF5722 4px,
        transparent 4px,
        transparent 8px
    );
}

@media (max-width: 575.98px) {
    .graph-container {
        height: 250px;
    }

    .graph-legend {
        gap: var(--spacer-2);
    }

    .neo4j-status {
        margin-left: 0;
        margin-top: var(--spacer-1);
    }
}

/* Clickable Request Cards */
.request-card.clickable {
    cursor: pointer;
    transition: transform var(--transition), box-shadow var(--transition);
}

.request-card.clickable:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 20px rgba(0, 212, 255, 0.15);
}

/* Loading spinner in modal */
.modal-body .loading-spinner {
    width: 32px;
    height: 32px;
    border: 3px solid rgba(0, 212, 255, 0.2);
    border-top-color: var(--accent-primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin: 0 auto var(--spacer-3);
}

.modal-body .error {
    color: var(--danger);
    text-align: center;
}

@media (max-width: 575.98px) {
    .modal {
        padding: var(--spacer-2);
    }

    .modal-content {
        max-height: 95vh;
    }

    .notification-item {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacer-2);
    }

    .notification-meta {
        align-items: flex-start;
        flex-direction: row;
        gap: var(--spacer-2);
    }
}