/* ============================================
   GPMemory - Jogo da Mem¯ria de GP
   Stylesheet Principal
   Autor: Nilson Baptista de Jesus
   Data: Sprint 1 - Maio 2026
   ============================================ */

/* ============================================
   1. RESET E VARI¯VEIS CSS
   ============================================ */

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

:root {
    /* Paleta de Cores Principal */
    --primary-color: #2563eb;        /* Azul Profissional */
    --primary-dark: #1e40af;
    --primary-light: #3b82f6;
    
    --secondary-color: #10b981;      /* Verde Sucesso */
    --secondary-dark: #059669;
    
    --accent-color: #f59e0b;         /* Laranja Destaque */
    --accent-dark: #d97706;
    
    --danger-color: #ef4444;         /* Vermelho Erro */
    --warning-color: #f59e0b;        /* Amarelo Aviso */
    
    /* Cores Neutras */
    --bg-primary: #f8fafc;
    --bg-secondary: #ffffff;
    --bg-dark: #1e293b;
    
    --text-primary: #1e293b;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --text-white: #ffffff;
    
    --border-color: #e2e8f0;
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    
    /* Tipografia */
    --font-primary: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --font-mono: 'Courier New', Courier, monospace;
    
    /* Espa¯amentos */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    
    /* Transi¯¯es */
    --transition-fast: 0.15s ease;
    --transition-normal: 0.3s ease;
    --transition-slow: 0.6s ease;
    
    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;
}

/* ============================================
   2. ESTILOS GLOBAIS
   ============================================ */

html {
/* Header Content with UTFPR Logo */
.header-content {
    display: flex;
    align-items: center;
    gap: var(--spacing-lg);
}

.utfpr-logo {
    height: 60px;
    width: auto;
    object-fit: contain;
}

.header-text {
    flex: 1;
}

    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-primary);
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    background-attachment: fixed;
    color: var(--text-primary);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

/* ============================================
   3. HEADER
   ============================================ */

.header {
    background: var(--bg-secondary);
    box-shadow: var(--shadow-md);
    padding: var(--spacing-lg) 0;
/* Sprint Status Notice */
.sprint-notice {
    background: linear-gradient(135deg, #fef3c7, #fde68a);
    border-left: 4px solid var(--warning-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
    box-shadow: var(--shadow-md);
}

.sprint-notice p {
    margin-bottom: var(--spacing-xs);
    color: var(--text-primary);
    font-size: 0.875rem;
}

.sprint-notice p:last-child {
    margin-bottom: 0;
}

.sprint-notice strong {
    color: var(--warning-color);
    font-size: 1rem;
}

    position: sticky;
    top: 0;
    z-index: 100;
}

.logo {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-xs);
}

.logo-icon {
    font-size: 2.5rem;
    animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.1); }
}

.subtitle {
    color: var(--text-secondary);
    font-size: 1rem;
    font-weight: 500;
}

/* ============================================
   4. MAIN CONTAINER
   ============================================ */

.main-container {
    flex: 1;
    padding: var(--spacing-2xl) 0;
}

/* ============================================
   5. GAME INFO PANEL
   ============================================ */

.game-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-2xl);
}

.info-card {
    background: var(--bg-secondary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-lg);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-sm);
    transition: transform var(--transition-normal);
}

.info-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
}

.timer-card {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-white);
}

.info-label {
    font-size: 0.875rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    opacity: 0.8;
}

.info-value {
    font-size: 2rem;
    font-weight: 700;
    font-family: var(--font-mono);
}

/* ============================================
   6. GAME BOARD
   ============================================ */

.game-board {
    display: grid;
    grid-template-columns: repeat(6, 1fr);
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-2xl);
    perspective: 1000px;
}

/* Responsividade do Grid */
@media (max-width: 1024px) {
    .game-board {
        grid-template-columns: repeat(4, 1fr);
    }
}

@media (max-width: 768px) {
    .game-board {
        grid-template-columns: repeat(3, 1fr);
        gap: var(--spacing-sm);
    }
}

@media (max-width: 480px) {
    .game-board {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* ============================================
   7. MEMORY CARDS
   ============================================ */

.memory-card {
    aspect-ratio: 3 / 4;
    position: relative;
    cursor: pointer;
    transform-style: preserve-3d;
    transition: transform var(--transition-slow);
}

.memory-card:hover {
    transform: scale(1.05);
}

.memory-card.flipped {
    transform: rotateY(180deg);
}

.memory-card.matched {
    animation: matchAnimation 0.6s ease;
    pointer-events: none;
}

@keyframes matchAnimation {
    0%, 100% { transform: scale(1) rotateY(180deg); }
    50% { transform: scale(1.1) rotateY(180deg); }
}

.card-face {
    position: absolute;
    width: 100%;
    height: 100%;
    backface-visibility: hidden;
    border-radius: var(--radius-lg);
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    transition: box-shadow var(--transition-normal);
}

.card-face:hover {
    box-shadow: var(--shadow-xl);
}

/* Card Back (Logo) */
.card-back {
    background: linear-gradient(135deg, var(--primary-color), var(--primary-dark));
    color: var(--text-white);
    font-size: 3rem;
    font-weight: 700;
}

.card-back::before {
    content: '??';
    font-size: 4rem;
    opacity: 0.3;
    position: absolute;
}

/* Card Front (Content) */
.card-front {
    background: var(--bg-secondary);
    transform: rotateY(180deg);
    border: 2px solid var(--border-color);
}

.card-content {
    text-align: center;
    width: 100%;
}

.card-type {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    color: var(--text-light);
    margin-bottom: var(--spacing-xs);
    letter-spacing: 0.05em;
}

.card-text {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-primary);
    line-height: 1.4;
    word-wrap: break-word;
}

/* Card Types Colors */
.card-front.concept {
    border-color: var(--primary-color);
}

.card-front.concept .card-type {
    color: var(--primary-color);
}

.card-front.definition {
    border-color: var(--secondary-color);
}

.card-front.definition .card-type {
    color: var(--secondary-color);
}

/* ============================================
   8. CONTROLS
   ============================================ */

.controls {
    display: flex;
    justify-content: center;
    gap: var(--spacing-lg);
    flex-wrap: wrap;
}

.btn {
    padding: var(--spacing-md) var(--spacing-xl);
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-sm);
    transition: all var(--transition-normal);
    box-shadow: var(--shadow-md);
    font-family: var(--font-primary);
}

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

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

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

.btn-primary:hover {
    background: var(--primary-dark);
}

.btn-secondary {
    background: var(--bg-secondary);
    color: var(--text-primary);
    border: 2px solid var(--border-color);
}

.btn-secondary:hover {
    border-color: var(--primary-color);
    color: var(--primary-color);
}

.btn-icon {
    font-size: 1.25rem;
}

/* ============================================
   9. MODALS
   ============================================ */

.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
    z-index: 1000;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
    animation: fadeIn var(--transition-normal);
}

.modal.active {
    display: flex;
}

@keyframes fadeIn {
    from { opacity: 0; }
    to { opacity: 1; }
}

.modal-content {
    background: var(--bg-secondary);
    border-radius: var(--radius-xl);
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    box-shadow: var(--shadow-xl);
    animation: slideUp var(--transition-normal);
}

@keyframes slideUp {
    from {
        transform: translateY(50px);
        opacity: 0;
    }
    to {
        transform: translateY(0);
        opacity: 1;
    }
}

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

.modal-header h2 {
    color: var(--primary-color);
    font-size: 1.75rem;
}

.modal-close {
    background: none;
    border: none;
    font-size: 2rem;
    color: var(--text-secondary);
    cursor: pointer;
    transition: color var(--transition-fast);
    line-height: 1;
}

.modal-close:hover {
    color: var(--danger-color);
}

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

.modal-body h3 {
    color: var(--text-primary);
    margin-top: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.modal-body h3:first-child {
    margin-top: 0;
}

.modal-body p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.modal-body ul {
    list-style-position: inside;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-md);
}

.modal-body li {
    margin-bottom: var(--spacing-xs);
}

.modal-footer {
    padding: var(--spacing-xl);
    border-top: 1px solid var(--border-color);
    display: flex;
    justify-content: flex-end;
    gap: var(--spacing-md);
}

/* Victory Modal Specific Styles */
.victory-content {
    text-align: center;
}

.victory-message {
    font-size: 1.5rem;
    font-weight: 600;
    color: var(--secondary-color);
    margin-bottom: var(--spacing-xl);
}

.victory-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(150px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.stat-item {
    background: var(--bg-primary);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.stat-label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.stat-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    font-family: var(--font-mono);
}

.victory-encouragement {
    font-size: 1.125rem;
    color: var(--text-secondary);
    font-style: italic;
}

/* ============================================
   10. FOOTER
   ============================================ */

.footer {
    background: var(--bg-dark);
    color: var(--text-white);
    padding: var(--spacing-xl) 0;
    text-align: center;
    margin-top: auto;
}

.footer p {
    margin-bottom: var(--spacing-xs);
    opacity: 0.8;
}

.footer p:last-child {
    margin-bottom: 0;
}

/* ============================================
   11. UTILITY CLASSES
   ============================================ */

.hidden {
    display: none !important;
}

.disabled {
    pointer-events: none;
    opacity: 0.5;
    cursor: not-allowed;
}

/* ============================================
   12. ANIMATIONS
   ============================================ */

@keyframes shake {
    0%, 100% { transform: translateX(0); }
    25% { transform: translateX(-10px); }
    75% { transform: translateX(10px); }
}

.shake {
    animation: shake 0.4s ease;
}

/* ============================================
   13. LOADING STATE
   ============================================ */

.loading {
    display: inline-block;
    width: 20px;
    height: 20px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
}

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

/* ============================================
   14. RESPONSIVE ADJUSTMENTS
   ============================================ */

@media (max-width: 768px) {
    :root {
        font-size: 14px;
    }
    
    .header {
        padding: var(--spacing-md) 0;
    }
    
    .logo {
        font-size: 1.5rem;
    }
    
    .subtitle {
        font-size: 0.875rem;
    }
    
    .main-container {
        padding: var(--spacing-lg) 0;
    }
    
    .game-info {
        gap: var(--spacing-md);
    }
    
    .info-value {
        font-size: 1.5rem;
    }
    
    .controls {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .card-text {
        font-size: 0.75rem;
    }
    
    .card-type {
        font-size: 0.625rem;
    }
}

/* ============================================
   15. PRINT STYLES
   ============================================ */

@media print {
    .header,
    .controls,
    .footer,
    .modal {
        display: none;
    }
    
    .game-board {
        page-break-inside: avoid;
    }
}

/* Made with Bob */