/* achievements.css - Achievement System Styles
   Design: Neon-dark gaming aesthetic matching GenPKM's Orbitron/teal theme */

/* ============================================
   PAGE LAYOUT
   ============================================ */

.achievements-page {
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 1rem 3rem;
}

/* ============================================
   SUMMARY BANNER
   ============================================ */

.achievements-banner {
    background:
        radial-gradient(ellipse at 20% 50%, rgba(var(--dark-teal-rgb, 0, 235, 235), 0.08) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(255, 215, 0, 0.06) 0%, transparent 50%),
        rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(var(--dark-teal-rgb, 0, 235, 235), 0.15);
    border-radius: 16px;
    padding: 2rem 2.5rem;
    margin-bottom: 2rem;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    position: relative;
    overflow: hidden;
}

.achievements-banner::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(var(--dark-teal-rgb, 0, 235, 235), 0.4), rgba(255, 215, 0, 0.4), transparent);
}

.banner-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 2rem;
    flex-wrap: wrap;
    position: relative;
    z-index: 1;
}

.banner-level {
    display: flex;
    align-items: center;
    gap: 1.5rem;
}

.level-badge {
    width: 80px;
    height: 80px;
    border-radius: 50%;
    background: linear-gradient(135deg, #FFD700, #f59e0b, #FFD700);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow:
        0 0 20px rgba(255, 215, 0, 0.25),
        0 0 40px rgba(255, 215, 0, 0.1),
        inset 0 -2px 4px rgba(0, 0, 0, 0.2);
    flex-shrink: 0;
    animation: badgePulse 3s ease-in-out infinite;
    border: 2px solid rgba(255, 255, 255, 0.15);
}

@keyframes badgePulse {
    0%, 100% { box-shadow: 0 0 20px rgba(255, 215, 0, 0.25), 0 0 40px rgba(255, 215, 0, 0.1); }
    50% { box-shadow: 0 0 25px rgba(255, 215, 0, 0.35), 0 0 50px rgba(255, 215, 0, 0.15); }
}

.level-number {
    font-family: 'Orbitron', sans-serif;
    font-size: 2rem;
    font-weight: 800;
    color: #1a1a2e;
    text-shadow: 0 1px 2px rgba(255, 255, 255, 0.3);
}

.level-info h2 {
    margin: 0 0 0.5rem;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.35rem;
    font-weight: 700;
    color: var(--font-color, #e6e6e6);
    letter-spacing: 0.5px;
}

.level-progress-bar {
    width: 220px;
    height: 8px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 4px;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.05);
}

.level-progress-fill {
    height: 100%;
    background: linear-gradient(90deg, var(--dark-teal, #00efef), #FFD700);
    border-radius: 4px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    box-shadow: 0 0 8px rgba(var(--dark-teal-rgb, 0, 235, 235), 0.4);
}

.level-progress-text {
    color: rgba(var(--font-color-rgb, 220, 220, 220), 0.5);
    margin-top: 0.3rem;
    display: block;
    font-size: 0.8rem;
}

.banner-stats {
    display: flex;
    gap: 2.5rem;
}

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

.banner-stat .stat-value {
    display: block;
    font-family: 'Orbitron', sans-serif;
    font-size: 1.6rem;
    font-weight: 700;
    color: #FFD700;
    text-shadow: 0 0 12px rgba(255, 215, 0, 0.3);
}

.banner-stat .stat-label {
    display: block;
    font-size: 0.75rem;
    color: rgba(var(--font-color-rgb, 220, 220, 220), 0.5);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    margin-top: 0.25rem;
    font-weight: 500;
}

/* ============================================
   CATEGORY FILTER TABS
   ============================================ */

.achievements-filters {
    display: flex;
    gap: 0.5rem;
    margin-bottom: 2rem;
    padding-bottom: 0.25rem;
}

.filter-btn {
    padding: 0.5rem 1.25rem;
    border: 1px solid rgba(var(--dark-teal-rgb, 0, 235, 235), 0.15);
    border-radius: 20px;
    background: rgba(255, 255, 255, 0.03);
    color: rgba(var(--font-color-rgb, 220, 220, 220), 0.6);
    cursor: pointer;
    transition: all 0.25s ease;
    font-size: 0.85rem;
    font-weight: 500;
    white-space: nowrap;
    letter-spacing: 0.3px;
}

.filter-btn:hover {
    border-color: rgba(var(--dark-teal-rgb, 0, 235, 235), 0.4);
    color: var(--font-color, #e6e6e6);
    background: rgba(var(--dark-teal-rgb, 0, 235, 235), 0.06);
}

.filter-btn.active {
    background: rgba(var(--dark-teal-rgb, 0, 235, 235), 0.12);
    border-color: var(--dark-teal, #00efef);
    color: var(--dark-teal, #00efef);
    box-shadow: 0 0 12px rgba(var(--dark-teal-rgb, 0, 235, 235), 0.15);
}

/* ============================================
   LOGIN PROMPT
   ============================================ */

.achievements-login-prompt {
    text-align: center;
    padding: 4rem 2rem;
    color: rgba(var(--font-color-rgb, 220, 220, 220), 0.5);
}

.achievements-login-prompt i {
    font-size: 3rem;
    margin-bottom: 1rem;
    display: block;
    color: rgba(var(--font-color-rgb, 220, 220, 220), 0.2);
}

.achievements-login-prompt h3 {
    color: var(--font-color, #e6e6e6);
    margin-bottom: 0.5rem;
    font-size: 1.3rem;
}

/* ============================================
   LOADING STATE
   ============================================ */

.achievements-loading {
    text-align: center;
    padding: 3rem;
    color: rgba(var(--font-color-rgb, 220, 220, 220), 0.5);
    font-size: 1rem;
    grid-column: 1 / -1;
}

/* ============================================
   ACHIEVEMENT GRID
   ============================================ */

.achievements-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(290px, 1fr));
    gap: 1rem;
}

/* ============================================
   ACHIEVEMENT CARD
   ============================================ */

.achievement-card {
    background: rgba(255, 255, 255, 0.035);
    border: 1px solid rgba(255, 255, 255, 0.07);
    border-radius: 12px;
    padding: 1.25rem 1.35rem;
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    position: relative;
    overflow: hidden;
    backdrop-filter: blur(6px);
    -webkit-backdrop-filter: blur(6px);
}

.achievement-card:hover {
    transform: translateY(-3px);
    border-color: rgba(255, 255, 255, 0.15);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.2);
}

/* --- Earned Card --- */

.achievement-card.earned {
    border-color: rgba(255, 215, 0, 0.25);
    background:
        radial-gradient(ellipse at 10% 20%, rgba(255, 215, 0, 0.06) 0%, transparent 60%),
        rgba(255, 255, 255, 0.04);
    animation: earnedCardGlow 4s ease-in-out infinite;
}

@keyframes earnedCardGlow {
    0%, 100% { box-shadow: 0 0 0 rgba(255, 215, 0, 0); }
    50% { box-shadow: 0 0 16px rgba(255, 215, 0, 0.06), 0 2px 8px rgba(0, 0, 0, 0.1); }
}

.achievement-card.earned::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: linear-gradient(90deg, transparent, #FFD700, var(--dark-teal, #00efef), transparent);
}

.achievement-card.earned:hover {
    border-color: rgba(255, 215, 0, 0.4);
    box-shadow: 0 8px 28px rgba(255, 215, 0, 0.1), 0 4px 12px rgba(0, 0, 0, 0.15);
}

/* --- Locked Card --- */

.achievement-card.locked {
    opacity: 0.55;
}

.achievement-card.locked:hover {
    opacity: 0.75;
}

.achievement-card.locked .achievement-icon {
    filter: grayscale(0.8) brightness(0.7);
}

/* --- Card Inner Layout --- */

.achievement-header {
    display: flex;
    align-items: center;
    gap: 0.85rem;
    margin-bottom: 0.6rem;
}

.achievement-icon {
    width: 46px;
    height: 46px;
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.3rem;
    flex-shrink: 0;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.06);
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.achievement-card.earned .achievement-icon {
    background: rgba(255, 215, 0, 0.08);
    border-color: rgba(255, 215, 0, 0.15);
}

.achievement-card:hover .achievement-icon {
    transform: scale(1.08);
}

.achievement-card.earned:hover .achievement-icon {
    box-shadow: 0 0 12px rgba(255, 215, 0, 0.2);
}

.achievement-info {
    flex: 1;
    min-width: 0;
}

.achievement-name {
    font-weight: 600;
    color: var(--font-color, #e6e6e6);
    font-size: 0.95rem;
    margin: 0;
    line-height: 1.3;
}

.achievement-card.earned .achievement-name {
    color: #FFD700;
}

.achievement-points {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.7rem;
    color: rgba(255, 215, 0, 0.7);
    font-weight: 600;
    letter-spacing: 0.5px;
}

.achievement-description {
    color: rgba(var(--font-color-rgb, 220, 220, 220), 0.5);
    font-size: 0.825rem;
    margin-bottom: 0.5rem;
    line-height: 1.45;
}

/* ============================================
   PROGRESS BAR
   ============================================ */

.achievement-progress {
    margin-top: 0.4rem;
}

.progress-bar-bg {
    width: 100%;
    height: 5px;
    background: rgba(255, 255, 255, 0.07);
    border-radius: 3px;
    overflow: hidden;
}

.progress-bar-fill {
    height: 100%;
    border-radius: 3px;
    transition: width 0.8s cubic-bezier(0.4, 0, 0.2, 1);
    background: linear-gradient(90deg, var(--dark-teal, #00efef), rgba(var(--dark-teal-rgb, 0, 235, 235), 0.6));
    box-shadow: 0 0 6px rgba(var(--dark-teal-rgb, 0, 235, 235), 0.3);
}

.progress-text {
    display: flex;
    justify-content: space-between;
    margin-top: 0.3rem;
    font-size: 0.7rem;
    color: rgba(var(--font-color-rgb, 220, 220, 220), 0.4);
    font-variant-numeric: tabular-nums;
}

/* ============================================
   EARNED DATE + CHECKMARK
   ============================================ */

.achievement-earned-date {
    font-size: 0.72rem;
    color: rgba(255, 215, 0, 0.55);
    margin-top: 0.5rem;
}

.achievement-earned-date i {
    margin-right: 0.2rem;
}

.earned-check {
    position: absolute;
    top: 0.6rem;
    right: 0.6rem;
    width: 22px;
    height: 22px;
    border-radius: 50%;
    background: linear-gradient(135deg, #22c55e, #16a34a);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 0.6rem;
    color: #fff;
    box-shadow: 0 2px 6px rgba(34, 197, 94, 0.3);
}

/* ============================================
   TOAST NOTIFICATION
   ============================================ */

.achievement-toast {
    position: fixed;
    top: 20px;
    right: 20px;
    background:
        linear-gradient(135deg, rgba(26, 26, 46, 0.95), rgba(36, 36, 60, 0.95));
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 215, 0, 0.3);
    border-radius: 14px;
    padding: 1rem 1.25rem;
    display: flex;
    align-items: center;
    gap: 0.85rem;
    z-index: 10000;
    box-shadow:
        0 8px 32px rgba(0, 0, 0, 0.4),
        0 0 20px rgba(255, 215, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.05);
    animation: toastSlideIn 0.5s cubic-bezier(0.16, 1, 0.3, 1) forwards;
    max-width: 350px;
}

.achievement-toast::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 215, 0, 0.5), transparent);
}

.achievement-toast.hiding {
    animation: toastSlideOut 0.35s cubic-bezier(0.4, 0, 1, 1) forwards;
}

.achievement-toast .toast-icon {
    font-size: 1.4rem;
    flex-shrink: 0;
    filter: drop-shadow(0 0 6px currentColor);
}

.achievement-toast .toast-content {
    flex: 1;
    min-width: 0;
}

.achievement-toast .toast-title {
    font-weight: 600;
    color: #fff;
    font-size: 0.875rem;
    line-height: 1.3;
}

.achievement-toast .toast-subtitle {
    font-family: 'Orbitron', sans-serif;
    font-size: 0.6rem;
    color: var(--dark-teal, #00efef);
    text-transform: uppercase;
    letter-spacing: 1.5px;
    font-weight: 700;
    margin-bottom: 0.15rem;
}

.achievement-toast .toast-points {
    font-family: 'Orbitron', sans-serif;
    color: #FFD700;
    font-weight: 700;
    font-size: 0.8rem;
    flex-shrink: 0;
    text-shadow: 0 0 8px rgba(255, 215, 0, 0.3);
}

@keyframes toastSlideIn {
    from {
        transform: translateX(110%) scale(0.95);
        opacity: 0;
    }
    to {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
}

@keyframes toastSlideOut {
    from {
        transform: translateX(0) scale(1);
        opacity: 1;
    }
    to {
        transform: translateX(110%) scale(0.9);
        opacity: 0;
    }
}

/* ============================================
   LIGHT MODE
   ============================================ */

[data-theme="light"] .achievements-banner {
    background:
        radial-gradient(ellipse at 20% 50%, rgba(0, 180, 180, 0.06) 0%, transparent 50%),
        radial-gradient(ellipse at 80% 50%, rgba(255, 215, 0, 0.04) 0%, transparent 50%),
        rgba(255, 255, 255, 0.8);
    border-color: rgba(0, 180, 180, 0.15);
    backdrop-filter: none;
}

[data-theme="light"] .achievements-banner::before {
    background: linear-gradient(90deg, transparent, rgba(0, 180, 180, 0.3), rgba(255, 215, 0, 0.3), transparent);
}

[data-theme="light"] .level-info h2,
[data-theme="light"] .achievement-name,
[data-theme="light"] .achievements-login-prompt h3 {
    color: #1a1a2e;
}

[data-theme="light"] .achievement-card.earned .achievement-name {
    color: #b8860b;
}

[data-theme="light"] .achievement-description,
[data-theme="light"] .level-progress-text,
[data-theme="light"] .banner-stat .stat-label,
[data-theme="light"] .achievements-login-prompt,
[data-theme="light"] .achievements-login-prompt i,
[data-theme="light"] .progress-text {
    color: rgba(0, 0, 0, 0.5);
}

[data-theme="light"] .filter-btn {
    color: rgba(0, 0, 0, 0.55);
    border-color: rgba(0, 0, 0, 0.12);
    background: rgba(255, 255, 255, 0.6);
}

[data-theme="light"] .filter-btn:hover {
    border-color: rgba(0, 180, 180, 0.3);
    color: #333;
    background: rgba(0, 180, 180, 0.05);
}

[data-theme="light"] .filter-btn.active {
    background: rgba(0, 180, 180, 0.1);
    border-color: var(--dark-teal, #00b4b4);
    color: var(--dark-teal, #00b4b4);
    box-shadow: 0 0 8px rgba(0, 180, 180, 0.1);
}

[data-theme="light"] .achievement-card {
    background: rgba(255, 255, 255, 0.7);
    border-color: rgba(0, 0, 0, 0.08);
    backdrop-filter: none;
}

[data-theme="light"] .achievement-card:hover {
    border-color: rgba(0, 0, 0, 0.15);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.08);
}

[data-theme="light"] .achievement-card.earned {
    background: rgba(255, 248, 220, 0.5);
    border-color: rgba(255, 215, 0, 0.25);
}

[data-theme="light"] .achievement-card.earned:hover {
    border-color: rgba(255, 215, 0, 0.4);
    box-shadow: 0 6px 20px rgba(255, 215, 0, 0.08);
}

[data-theme="light"] .level-progress-bar,
[data-theme="light"] .progress-bar-bg {
    background: rgba(0, 0, 0, 0.08);
    border-color: rgba(0, 0, 0, 0.04);
}

[data-theme="light"] .achievement-icon {
    background: rgba(0, 0, 0, 0.04);
    border-color: rgba(0, 0, 0, 0.06);
}

[data-theme="light"] .achievement-card.earned .achievement-icon {
    background: rgba(255, 215, 0, 0.1);
    border-color: rgba(255, 215, 0, 0.2);
}

[data-theme="light"] .achievement-toast {
    background: rgba(255, 255, 255, 0.95);
    border-color: rgba(255, 215, 0, 0.35);
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12), 0 0 12px rgba(255, 215, 0, 0.06);
}

[data-theme="light"] .achievement-toast .toast-title {
    color: #1a1a2e;
}

[data-theme="light"] .achievement-toast .toast-subtitle {
    color: var(--dark-teal, #00b4b4);
}

[data-theme="light"] .achievements-loading {
    color: rgba(0, 0, 0, 0.4);
}

[data-theme="light"] .level-badge {
    box-shadow: 0 0 16px rgba(255, 215, 0, 0.2), 0 0 30px rgba(255, 215, 0, 0.08);
}

[data-theme="light"] .achievement-earned-date {
    color: rgba(180, 130, 0, 0.65);
}

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

@media (max-width: 992px) {
    .achievements-grid {
        grid-template-columns: repeat(auto-fill, minmax(260px, 1fr));
    }
}

@media (max-width: 768px) {
    .achievements-page {
        padding: 1.25rem 0.75rem 2rem;
    }

    .achievements-banner {
        padding: 1.5rem;
    }

    .banner-content {
        flex-direction: column;
        align-items: flex-start;
        gap: 1.25rem;
    }

    .banner-stats {
        width: 100%;
        justify-content: space-around;
        padding-top: 1rem;
        border-top: 1px solid rgba(255, 255, 255, 0.06);
    }

    .level-badge {
        width: 64px;
        height: 64px;
    }

    .level-number {
        font-size: 1.6rem;
    }

    .level-info h2 {
        font-size: 1.15rem;
    }

    .level-progress-bar {
        width: 160px;
    }

    .achievements-grid {
        grid-template-columns: 1fr;
        gap: 0.75rem;
    }

    .achievements-filters {
        overflow-x: auto;
        flex-wrap: nowrap;
        -webkit-overflow-scrolling: touch;
        padding-bottom: 0.5rem;
        margin-left: -0.75rem;
        margin-right: -0.75rem;
        padding-left: 0.75rem;
        padding-right: 0.75rem;
        scrollbar-width: none;
        -ms-overflow-style: none;
    }

    .achievements-filters::-webkit-scrollbar {
        display: none;
    }

    .filter-btn {
        flex-shrink: 0;
        padding: 0.45rem 1rem;
        font-size: 0.8rem;
    }

    .achievement-card {
        padding: 1.1rem;
    }

    .achievement-toast {
        top: auto;
        bottom: 16px;
        right: 12px;
        left: 12px;
        max-width: none;
    }

    [data-theme="light"] .banner-stats {
        border-top-color: rgba(0, 0, 0, 0.06);
    }
}

@media (max-width: 380px) {
    .banner-level {
        gap: 1rem;
    }

    .level-badge {
        width: 52px;
        height: 52px;
    }

    .level-number {
        font-size: 1.3rem;
    }

    .level-info h2 {
        font-size: 1rem;
    }

    .level-progress-bar {
        width: 130px;
    }

    .banner-stat .stat-value {
        font-size: 1.3rem;
    }
}