/* =================================================================
   ESSAI LEAGUE - Football Tournament Registration Page
   Professional Sports Design
   ================================================================= */

@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&family=Bebas+Neue&display=swap');

:root {
    /* Football Theme Colors */
    --football-green: #00A651;
    --football-dark-green: #007A3D;
    --football-field: #1B5E20;
    --primary-navy: #0A2463;
    --primary-blue: #1E5A9A;
    --accent-gold: #FFD700;
    --accent-orange: #FF6B35;
    --attaque-color: #FF4444;
    --milieu-color: #4169E1;
    --defense-color: #2ECC71;
    
    /* Neutral Colors */
    --white: #FFFFFF;
    --light-gray: #F8F9FA;
    --medium-gray: #E9ECEF;
    --dark-gray: #6C757D;
    --text-dark: #212529;
    --text-light: #6C757D;
    
    /* Effects */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.08);
    --shadow-md: 0 4px 12px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 8px 24px rgba(0, 0, 0, 0.12);
    --shadow-xl: 0 16px 48px rgba(0, 0, 0, 0.15);
    
    /* Typography */
    --font-primary: 'Poppins', sans-serif;
    --font-sport: 'Bebas Neue', cursive;
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* ===== HERO SECTION ===== */
.register-hero {
    position: relative;
    padding: 150px 0 100px;
    background: linear-gradient(135deg, var(--football-field) 0%, var(--football-dark-green) 100%);
    overflow: hidden;
    min-height: 60vh;
}

.register-hero .container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.hero-stadium-bg {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        repeating-linear-gradient(
            90deg,
            transparent,
            transparent 80px,
            rgba(255, 255, 255, 0.03) 80px,
            rgba(255, 255, 255, 0.03) 160px
        ),
        repeating-linear-gradient(
            0deg,
            transparent,
            transparent 60px,
            rgba(255, 255, 255, 0.05) 60px,
            rgba(255, 255, 255, 0.05) 61px
        );
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(ellipse at center, transparent 0%, rgba(0, 0, 0, 0.3) 100%);
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    color: var(--white);
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.trophy-icon {
    font-size: 5rem;
    color: var(--accent-gold);
    margin-bottom: 1rem;
    animation: bounce 2s infinite;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.hero-title {
    margin-bottom: 1rem;
}

.hero-title .gradient-text {
    font-family: var(--font-sport);
    font-size: 5rem;
    letter-spacing: 3px;
    display: block;
    background: linear-gradient(135deg, var(--white) 0%, var(--accent-gold) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 4px 12px rgba(0, 0, 0, 0.2);
}

.hero-title .subtitle {
    display: block;
    font-size: 1.8rem;
    font-weight: 400;
    margin-top: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero-description {
    font-size: 1.2rem;
    margin-bottom: 2rem;
    color: rgba(255, 255, 255, 0.9);
}

.hero-description i {
    margin: 0 1rem;
    color: var(--accent-gold);
}

.hero-stats {
    display: flex;
    justify-content: center;
    gap: 3rem;
    flex-wrap: wrap;
    margin-top: 2rem;
}

.stat-item {
    text-align: center;
    padding: 1.5rem 2rem;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-radius: 12px;
    border: 2px solid rgba(255, 255, 255, 0.2);
}

.stat-number {
    display: block;
    font-family: var(--font-sport);
    font-size: 2.5rem;
    color: var(--accent-gold);
    margin-bottom: 0.5rem;
}

.stat-label {
    display: block;
    font-size: 0.9rem;
    color: rgba(255, 255, 255, 0.8);
    text-transform: uppercase;
    letter-spacing: 1px;
}

/* Floating Soccer Balls */
.soccer-ball {
    position: absolute;
    font-size: 3rem;
    opacity: 0.1;
    animation: float 6s ease-in-out infinite;
}

.ball-1 {
    top: 20%;
    left: 10%;
    animation-delay: 0s;
}

.ball-2 {
    top: 60%;
    right: 15%;
    animation-delay: 2s;
}

.ball-3 {
    bottom: 20%;
    left: 20%;
    animation-delay: 4s;
}

/* ===== REGISTRATION SECTION ===== */
.registration-section {
    padding: 4rem 0;
    background: var(--light-gray);
}

.registration-section .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.registration-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 2rem;
    align-items: start;
}

/* ===== FORM CARD ===== */
.form-card,
.info-card {
    background: var(--white);
    border-radius: 16px;
    box-shadow: var(--shadow-md);
    overflow: hidden;
}

.card-header {
    padding: 2rem;
    background: linear-gradient(135deg, var(--primary-navy) 0%, var(--primary-blue) 100%);
    color: var(--white);
}

.card-header h2,
.card-header h3 {
    color: var(--white);
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.card-header p {
    color: rgba(255, 255, 255, 0.8);
    margin: 0;
}

.registration-form {
    padding: 2rem;
}

.form-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

.form-group label i {
    color: var(--primary-blue);
}

.form-group input {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 2px solid var(--medium-gray);
    border-radius: 8px;
    font-family: var(--font-primary);
    font-size: 1rem;
    transition: var(--transition-fast);
}

.form-group input:focus {
    outline: none;
    border-color: var(--primary-blue);
    box-shadow: 0 0 0 3px rgba(30, 90, 154, 0.1);
}

.form-hint {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 1rem;
}

/* ===== RULES (TERMS) BLOCK ===== */
.terms-group {
    padding: 0.5rem 0.75rem;
    border: 1px dashed var(--medium-gray);
    border-radius: 8px;
    background: #fbfcfe;
}

.reglement-links {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.btn-link {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.9rem;
    border-radius: 8px;
    border: 2px solid var(--medium-gray);
    background: var(--white);
    color: var(--primary-blue);
    font-weight: 600;
    text-decoration: none;
    transition: var(--transition-fast);
}

.btn-link:hover {
    border-color: var(--primary-blue);
    background: #f3f7ff;
    transform: translateY(-1px);
}

.terms-checkbox span {
    color: var(--text-dark);
}

.terms-checkbox {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    gap: 0.5rem;
    margin: 0;
    font-size: 0.95rem;
}

.terms-checkbox input {
    transform: translateY(1px);
}

.terms-checkbox a {
    color: var(--primary-blue);
    text-decoration: underline;
}

@media (max-width: 480px) {
    .reglement-links {
        flex-direction: column;
        align-items: flex-start;
    }
}

/* ===== POSITIONS DRAG & DROP ===== */
.positions-container {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.position-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1rem;
    background: var(--light-gray);
    border: 2px solid var(--medium-gray);
    border-radius: 12px;
    cursor: move;
    transition: var(--transition-fast);
}

.position-item:hover {
    border-color: var(--primary-blue);
    transform: translateX(5px);
}

.position-item.dragging {
    opacity: 0.5;
    transform: rotate(2deg);
}

.drag-handle {
    color: var(--dark-gray);
    font-size: 1.2rem;
    cursor: grab;
}

.drag-handle:active {
    cursor: grabbing;
}

.position-icon {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--white);
}

.position-icon.attaque {
    background: linear-gradient(135deg, #FF4444 0%, #CC0000 100%);
}

.position-icon.milieu {
    background: linear-gradient(135deg, #4169E1 0%, #0047AB 100%);
}

.position-icon.defense {
    background: linear-gradient(135deg, #2ECC71 0%, #27AE60 100%);
}

.position-info {
    flex: 1;
}

.position-name {
    display: block;
    font-weight: 600;
    color: var(--text-dark);
    font-size: 1.1rem;
}

.position-rank {
    display: block;
    font-size: 0.875rem;
    color: var(--text-light);
}

/* ===== FORM ACTIONS ===== */
.form-actions {
    margin-top: 2rem;
}

.btn-submit {
    width: 100%;
    padding: 1rem 2rem;
    background: linear-gradient(135deg, var(--football-green) 0%, var(--football-dark-green) 100%);
    color: var(--white);
    border: none;
    border-radius: 12px;
    font-size: 1.1rem;
    font-weight: 700;
    cursor: pointer;
    transition: var(--transition-normal);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    box-shadow: var(--shadow-md);
}

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

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

.btn-submit:disabled {
    background: var(--dark-gray);
    cursor: not-allowed;
    opacity: 0.6;
}

.form-message {
    margin-top: 1rem;
    padding: 1rem;
    border-radius: 8px;
    font-weight: 500;
    display: none;
}

.form-message.success {
    background: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
    display: block;
}

.form-message.error {
    background: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
    display: block;
}

/* ===== INFO CARD ===== */
.info-content {
    padding: 2rem;
}

.info-item {
    display: flex;
    gap: 1rem;
    margin-bottom: 1.5rem;
    padding-bottom: 1.5rem;
    border-bottom: 1px solid var(--medium-gray);
}

.info-item:last-child {
    border-bottom: none;
    margin-bottom: 0;
    padding-bottom: 0;
}

.info-item i {
    width: 40px;
    height: 40px;
    background: var(--football-green);
    color: var(--white);
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    flex-shrink: 0;
}

.info-item strong {
    display: block;
    color: var(--text-dark);
    margin-bottom: 0.25rem;
}

.info-item p {
    color: var(--text-light);
    margin: 0;
    font-size: 0.95rem;
}

.card-footer {
    padding: 1.5rem 2rem;
    background: var(--light-gray);
    border-top: 1px solid var(--medium-gray);
}

.card-footer p {
    margin: 0;
    color: var(--text-light);
    font-size: 0.9rem;
}

.card-footer i {
    color: var(--accent-orange);
}

/* ===== PARTICIPANTS SECTION ===== */
.participants-section {
    padding: 4rem 0;
    background: var(--white);
}

.participants-section .container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-tag {
    display: inline-block;
    padding: 0.5rem 1.5rem;
    background: var(--light-gray);
    color: var(--football-green);
    font-weight: 600;
    font-size: 0.875rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    border-radius: 50px;
    margin-bottom: 1rem;
}

.section-title {
    font-size: 2.5rem;
    color: var(--primary-navy);
    margin-bottom: 1rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
}

.section-divider {
    width: 80px;
    height: 4px;
    background: linear-gradient(135deg, var(--football-green) 0%, var(--football-dark-green) 100%);
    margin: 0 auto;
    border-radius: 2px;
}

/* ===== FILTERS ===== */
.participants-filters {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.filter-btn {
    padding: 0.75rem 1.5rem;
    background: var(--light-gray);
    color: var(--text-dark);
    border: 2px solid transparent;
    border-radius: 50px;
    font-weight: 600;
    cursor: pointer;
    transition: var(--transition-fast);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.filter-btn:hover {
    background: var(--medium-gray);
    transform: translateY(-2px);
}

.filter-btn.active {
    background: var(--football-green);
    color: var(--white);
    border-color: var(--football-green);
}

/* ===== PARTICIPANTS GRID ===== */
.participants-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.5rem;
}

.participant-card {
    background: var(--white);
    border: 2px solid var(--medium-gray);
    border-radius: 12px;
    padding: 1.5rem;
    transition: var(--transition-normal);
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.participant-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
    border-color: var(--football-green);
}

.participant-header {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.participant-avatar {
    width: 60px;
    height: 60px;
    background: var(--football-green);
    color: var(--white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    font-weight: 700;
    flex-shrink: 0;
}

.participant-info h3 {
    color: var(--text-dark);
    font-size: 1.2rem;
    margin-bottom: 0.25rem;
}

.participant-id {
    font-size: 0.875rem;
    color: var(--text-light);
}

.participant-positions {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.position-badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 0.75rem;
    border-radius: 8px;
    font-size: 0.875rem;
    font-weight: 600;
}

.position-badge.primary {
    background: rgba(0, 166, 81, 0.15);
    color: var(--football-dark-green);
    border: 2px solid var(--football-green);
}

.position-badge.secondary {
    background: var(--light-gray);
    color: var(--text-light);
}

.position-badge i {
    font-size: 1rem;
}

.participant-contact {
    padding-top: 1rem;
    border-top: 1px solid var(--medium-gray);
    font-size: 0.875rem;
    color: var(--text-light);
}

.participant-contact i {
    margin-right: 0.5rem;
    color: var(--primary-blue);
}

.loading-message,
.no-participants {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--text-light);
}

.loading-message i,
.no-participants i {
    font-size: 4rem;
    color: var(--football-green);
    margin-bottom: 1rem;
    opacity: 0.5;
}

.no-participants h3 {
    color: var(--text-dark);
    margin-bottom: 0.5rem;
}

/* ===== ANIMATIONS ===== */
@keyframes bounce {
    0%, 100% {
        transform: translateY(0);
    }
    50% {
        transform: translateY(-20px);
    }
}

@keyframes float {
    0%, 100% {
        transform: translateY(0) rotate(0deg);
    }
    50% {
        transform: translateY(-30px) rotate(180deg);
    }
}

/* ===== RESPONSIVE DESIGN ===== */
@media (max-width: 968px) {
    .registration-grid {
        grid-template-columns: 1fr;
    }
    
    .hero-title .gradient-text {
        font-size: 3.5rem;
    }
    
    .participants-grid {
        grid-template-columns: repeat(auto-fill, minmax(250px, 1fr));
    }
}

@media (max-width: 768px) {
    .register-hero {
        padding: 120px 0 80px;
    }
    
    .hero-title .gradient-text {
        font-size: 2.5rem;
    }
    
    .hero-title .subtitle {
        font-size: 1.3rem;
    }
    
    .form-row {
        grid-template-columns: 1fr;
    }
    
    .hero-stats {
        gap: 1rem;
    }
    
    .participants-filters {
        gap: 0.5rem;
    }
    
    .filter-btn {
        font-size: 0.875rem;
        padding: 0.6rem 1rem;
    }
}

@media (max-width: 480px) {
    .hero-title .gradient-text {
        font-size: 2rem;
    }
    
    .trophy-icon {
        font-size: 3rem;
    }
    
    .participants-grid {
        grid-template-columns: 1fr;
    }
}