/* Achievements Page Styles - Based on Stats Template */

*,
*::before,
*::after {
    box-sizing: border-box;
}

/* Using global design tokens from main.css instead of stats-specific ones */

body.achievements-body {
    margin: 0;
    min-height: 100vh;
    font-family: var(--font-base);
    background: var(--bg-canvas);
    color: var(--text-primary);
    padding: 2rem clamp(1rem, 4vw, 3rem);
    position: relative;
    padding-top: 90px;
}

.achievements-gridlines {
    position: fixed;
    inset: 0;
    background-image:
        linear-gradient(var(--grid-subtle) 1px, transparent 1px),
        linear-gradient(90deg, var(--grid-subtle) 1px, transparent 1px);
    background-size: 120px 120px;
    pointer-events: none;
    z-index: 0;
}

/* Header */
.achievements-header {
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto 2.5rem;
    text-align: center;
}

.achievements-badge {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-teal);
    margin-bottom: 0.75rem;
    letter-spacing: 0.5px;
}

.achievements-header h1 {
    font-size: clamp(2rem, 5vw, 3rem);
    font-weight: 700;
    margin: 0 0 0.75rem;
    line-height: 1.2;
}

.achievements-header p {
    font-size: 1.1rem;
    color: var(--text-secondary);
    margin: 0;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* Card Styles */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--card-radius);
    padding: var(--card-padding);
    backdrop-filter: blur(10px);
    position: relative;
    z-index: 1;
    max-width: 1200px;
    margin: 0 auto 1.5rem;
    box-shadow: var(--card-shadow);
    transition: all var(--transition-smooth);
}

/* Login Required */
.achievements-empty {
    text-align: center;
    padding: 3rem 2rem;
}

.achievements-empty h2 {
    font-size: 1.5rem;
    margin-bottom: 1.5rem;
}

.empty-actions {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
}

.header-link {
    display: inline-block;
    padding: 0.75rem 1.5rem;
    background: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    text-decoration: none;
    border-radius: var(--btn-radius);
    font-weight: 600;
    transition: all var(--transition-smooth);
}

.header-link:hover {
    transform: translateY(-2px);
    background: var(--btn-primary-hover);
    box-shadow: var(--card-shadow-hover);
}

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

.header-link--ghost:hover {
    background: var(--btn-secondary-hover);
    border-color: var(--primary-teal);
    color: var(--primary-teal);
}

/* Achievement Stats */
.achievements-stats {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.stat-card {
    text-align: center;
    padding: 1.5rem;
    background: var(--bg-elevated);
    border-radius: 12px;
    border: 1px solid var(--card-border);
    transition: all var(--transition-smooth);
}

.stat-card:hover {
    transform: translateY(-2px);
    border-color: rgba(20, 184, 166, 0.3);
}

.stat-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--primary-teal);
    margin-bottom: 0.5rem;
    display: block;
}

.stat-label {
    font-size: 0.875rem;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Overall Progress */
.overall-progress {
    margin-top: 1.5rem;
}

.progress-bar {
    width: 100%;
    height: 24px;
    background: var(--bg-elevated);
    border-radius: 12px;
    overflow: hidden;
    border: 1px solid var(--card-border);
    position: relative;
}

.progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-teal) 0%, var(--accent-success) 100%);
    border-radius: 12px;
    transition: width 0.5s ease-in-out;
    position: relative;
}

.progress-fill::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% {
        transform: translateX(-100%);
    }
    100% {
        transform: translateX(100%);
    }
}

/* Category Filter */
.category-filter {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    justify-content: center;
}

.filter-btn {
    padding: 0.625rem 1.25rem;
    background: var(--bg-elevated);
    border: 1px solid var(--card-border);
    border-radius: 20px;
    cursor: pointer;
    font-weight: 600;
    color: var(--text-primary);
    transition: all var(--transition-smooth);
    font-size: 0.875rem;
    font-family: inherit;
}

.filter-btn:hover {
    background: var(--card-bg);
    transform: translateY(-2px);
    border-color: rgba(20, 184, 166, 0.3);
}

.filter-btn.active {
    background: var(--btn-primary-bg);
    color: var(--btn-primary-text);
    border-color: var(--primary-teal);
}

/* Achievements Grid */
.achievements-grid-section {
    position: relative;
    z-index: 1;
}

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    gap: 1.25rem;
    max-width: 1200px;
    margin: 0 auto;
}

.achievement-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    text-align: center;
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--card-radius);
    padding: var(--card-padding);
    transition: all var(--transition-smooth);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(10px);
    min-height: 320px;
    box-shadow: var(--card-shadow);
}

.achievement-card.earned {
    border-color: var(--accent-success);
    box-shadow: 0 0 20px rgba(16, 185, 129, 0.25);
}

.achievement-card.earned::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: linear-gradient(45deg, transparent, rgba(20, 184, 166, 0.08), transparent);
    animation: shine 3s infinite;
    pointer-events: none;
    z-index: 0;
}

@keyframes shine {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}

.achievement-card.locked {
    opacity: 0.6;
}

.achievement-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--card-shadow-hover);
    border-color: rgba(20, 184, 166, 0.3);
}

.achievement-badge-container {
    margin-bottom: 1rem;
}

.achievement-badge {
    display: inline-block;
}

.badge-locked {
    filter: grayscale(100%);
    opacity: 0.4;
}

.badge-earned {
    animation: badge-pop 0.5s ease-out;
}

@keyframes badge-pop {
    0% {
        transform: scale(0);
    }
    50% {
        transform: scale(1.1);
    }
    100% {
        transform: scale(1);
    }
}

.achievement-info {
    width: 100%;
    position: relative;
    z-index: 1;
}

.achievement-tier {
    display: inline-block;
    padding: 0.35rem 0.875rem;
    border-radius: 12px;
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    margin-bottom: 0.75rem;
}

.achievement-tier.bronze {
    background: linear-gradient(135deg, #e39852 0%, #a0522d 100%);
    color: white;
}

.achievement-tier.silver {
    background: linear-gradient(135deg, #e8e8e8 0%, #909090 100%);
    color: #333;
}

.achievement-tier.gold {
    background: linear-gradient(135deg, #ffe44d 0%, #b8860b 100%);
    color: #333;
}

.achievement-tier.diamond {
    background: linear-gradient(135deg, #e0f7fa 0%, #00bcd4 100%);
    color: #006064;
}

.achievement-tier.platinum {
    background: linear-gradient(135deg, #f5f5f5 0%, #9e9e9e 100%);
    color: #333;
    box-shadow: 0 0 10px rgba(124, 77, 255, 0.5);
}

.achievement-name {
    font-size: 1.1rem;
    font-weight: 700;
    margin: 0.5rem 0;
    line-height: 1.3;
}

.achievement-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.5;
    margin: 0.5rem 0 1rem;
    min-height: 40px;
}

.achievement-points {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--primary-teal);
    padding: 0.5rem 1rem;
    background: var(--bg-elevated);
    border-radius: 15px;
    display: inline-block;
    border: 1px solid var(--card-border);
}

/* RTL Support */
[dir='rtl'] .achievement-card {
    text-align: center;
}

[dir='rtl'] .filter-btn {
    text-align: center;
}

/* Responsive */
@media (max-width: 768px) {
    body.achievements-body {
        padding: 1rem;
        padding-top: 80px;
    }

    .achievements-header h1 {
        font-size: 2rem;
    }

    .achievements-stats {
        grid-template-columns: repeat(2, 1fr);
    }

    .achievements-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    .category-filter {
        justify-content: flex-start;
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* Achievement Unlock Notification Toast */
.achievement-toast {
    position: fixed;
    bottom: 20px;
    right: 20px;
    max-width: 400px;
    background: var(--card-bg);
    border: 2px solid var(--accent-success);
    border-radius: var(--card-radius);
    padding: 1.25rem;
    box-shadow:
        0 10px 40px rgba(0, 0, 0, 0.3),
        0 0 20px rgba(16, 185, 129, 0.3);
    display: flex;
    gap: 1rem;
    align-items: center;
    transform: translateX(450px);
    opacity: 0;
    transition: all 0.4s cubic-bezier(0.68, -0.55, 0.265, 1.55);
    z-index: 10000;
    backdrop-filter: blur(20px);
}

[dir='rtl'] .achievement-toast {
    right: auto;
    left: 20px;
    transform: translateX(-450px);
}

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

.achievement-toast-badge {
    font-size: 3.5rem;
    flex-shrink: 0;
    animation: badge-bounce 0.6s ease-out;
    filter: drop-shadow(0 4px 12px rgba(20, 184, 166, 0.4));
}

@keyframes badge-bounce {
    0%,
    100% {
        transform: scale(1);
    }
    25% {
        transform: scale(1.2) rotate(-10deg);
    }
    50% {
        transform: scale(0.9) rotate(10deg);
    }
    75% {
        transform: scale(1.05) rotate(-5deg);
    }
}

.achievement-toast-content {
    flex: 1;
}

.achievement-toast-title {
    font-size: 0.75rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    color: var(--accent-success);
    margin-bottom: 0.35rem;
    font-weight: 700;
}

.achievement-toast-name {
    font-size: 1.1rem;
    font-weight: 700;
    color: var(--text-primary);
    margin-bottom: 0.35rem;
}

.achievement-toast-description {
    font-size: 0.875rem;
    color: var(--text-secondary);
    line-height: 1.4;
}

.achievement-toast-points {
    font-size: 0.8rem;
    color: var(--primary-teal);
    font-weight: 600;
    margin-top: 0.5rem;
}

/* Mobile responsive for toast */
@media (max-width: 768px) {
    .achievement-toast {
        right: 10px;
        left: 10px;
        max-width: none;
    }

    [dir='rtl'] .achievement-toast {
        right: 10px;
        left: 10px;
    }
}