/* ============================================================
   ✨  AURORA THEME  - CSS-only, no image assets needed
   Animated gradient backgrounds, glassmorphism, warm coral/teal
   ============================================================ */

/* ===== AURORA BODY RESET ===== */
body[data-theme="aurora"] {
    margin: 0 !important;
    padding: 0 !important;
    background: #0F0A2A !important;
}
[data-theme="aurora"] #active-lesson-banner { display: none !important; }

/* ===== AURORA BACKGROUND ===== */
[data-theme="aurora"] .forest-world {
    background: #0F0A2A;
    margin: 0;
    padding: 0;
    border: 0;
}
[data-theme="aurora"] .forest-world::before {
    inset: -15% !important;
    background:
        radial-gradient(ellipse 80% 60% at 15% 40%, rgba(255,107,107,0.18) 0%, transparent 70%),
        radial-gradient(ellipse 70% 50% at 85% 25%, rgba(45,212,191,0.14) 0%, transparent 70%),
        radial-gradient(ellipse 60% 70% at 50% 85%, rgba(251,191,36,0.10) 0%, transparent 60%),
        radial-gradient(ellipse 50% 40% at 70% 60%, rgba(139,92,246,0.12) 0%, transparent 60%);
    animation: aurora-drift 20s ease-in-out infinite alternate;
    opacity: 1 !important;
    z-index: 1 !important;
}
[data-theme="aurora"] .forest-world::after {
    content: '';
    position: fixed;
    inset: -15%;
    background:
        radial-gradient(ellipse 60% 40% at 80% 70%, rgba(255,107,107,0.12) 0%, transparent 60%),
        radial-gradient(ellipse 50% 60% at 20% 80%, rgba(45,212,191,0.10) 0%, transparent 60%);
    animation: aurora-drift 25s ease-in-out 5s infinite alternate-reverse;
    pointer-events: none;
    z-index: 1;
}
@keyframes aurora-drift {
    0%   { transform: scale(1) rotate(0deg); }
    25%  { transform: scale(1.06) rotate(0.5deg); }
    50%  { transform: scale(0.98) rotate(-0.3deg); }
    75%  { transform: scale(1.04) rotate(0.4deg); }
    100% { transform: scale(1.02) rotate(-0.2deg); }
}

/* ===== AURORA NAV ===== */
[data-theme="aurora"] .forest-nav-wrap {
    background: var(--t-nav-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-bottom: 1px solid var(--t-nav-border);
    box-shadow: var(--t-nav-shadow);
}
[data-theme="aurora"] .forest-nav {
    max-width: 1200px;
    margin: 0 auto;
    padding: 12px 24px;
}
[data-theme="aurora"] .forest-nav-inner {
    position: relative;
    padding: 0;
}
[data-theme="aurora"] .forest-nav-info {
    padding-right: 0;
    max-width: none;
    overflow: visible;
}
[data-theme="aurora"] .forest-nav-section {
    flex: 1;
    min-width: 0;
}
[data-theme="aurora"] .forest-nav-section.nav-center {
    flex: 0 0 auto;
    padding: 0 100px;    transform: none;}
[data-theme="aurora"] .forest-nav-btn {
    background: var(--t-nav-btn-bg);
    border: 1.5px solid var(--t-nav-btn-border);
    color: var(--t-nav-btn-color);
    border-radius: 12px;
    padding: 8px 18px;
    font-size: 0.82rem;
    backdrop-filter: blur(8px);
    -webkit-backdrop-filter: blur(8px);
}
[data-theme="aurora"] .forest-nav-btn:hover {
    background: var(--t-nav-btn-hover-bg);
    border-color: var(--t-nav-btn-hover-border);
    box-shadow: 0 4px 16px rgba(255,107,107,0.15);
    color: var(--t-nav-btn-hover-color);
    transform: translateY(-1px);
}

/* ===== AURORA PROGRESS CIRCLE (CSS conic-gradient) ===== */
[data-theme="aurora"] .forest-progress-circle {
    width: 180px;
    height: 180px;
}
[data-theme="aurora"] .forest-progress-circle .aurora-ring {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    box-shadow:
        0 0 40px rgba(255,107,107,0.2),
        0 0 80px rgba(45,212,191,0.1),
        inset 0 0 30px rgba(255,107,107,0.05);
}
[data-theme="aurora"] .forest-progress-circle .aurora-ring-inner {
    width: 140px;
    height: 140px;
    border-radius: 50%;
    background: rgba(15,10,42,0.9);
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    box-shadow: inset 0 2px 10px rgba(0,0,0,0.3);
}

/* ===== AURORA STAT PILLS ===== */
[data-theme="aurora"] .forest-stat-pill {
    position: relative;
}
[data-theme="aurora"] .aurora-stat {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 10px 22px;
    background: rgba(25,15,55,0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1.5px solid rgba(255,107,107,0.2);
    border-radius: 16px;
    box-shadow: 0 4px 16px rgba(0,0,0,0.2);
}
[data-theme="aurora"] .aurora-stat .forest-stat-num {
    font-size: 1rem;
    font-weight: 900;
    color: var(--t-stat-num-color);
}
[data-theme="aurora"] .aurora-stat .forest-stat-lbl {
    font-size: 0.8rem;
    font-weight: 600;
    color: var(--t-stat-lbl-color);
}

/* ===== AURORA SECTION HEADER ===== */
[data-theme="aurora"] .forest-section-header {
    display: flex;
    align-items: center;
    gap: 12px;
}
[data-theme="aurora"] .aurora-section-title {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-size: 1.4rem;
    font-weight: 800;
    color: var(--t-section-title-color);
    padding-bottom: 8px;
    border-bottom: 3px solid;
    border-image: var(--t-section-title-underline) 1;
}
[data-theme="aurora"] .aurora-section-title svg {
    width: 22px;
    height: 22px;
    color: var(--t-section-icon-color);
}

/* ===== AURORA LESSON CARDS (CSS-only, no images) ===== */
[data-theme="aurora"] .forest-card-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}
[data-theme="aurora"] .forest-card {
    max-width: none;
    background: rgba(25,15,55,0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1.5px solid rgba(255,107,107,0.2);
    border-radius: 20px;
    overflow: hidden;
    transition: all 0.35s cubic-bezier(0.4,0,0.2,1);
    position: relative;
}
[data-theme="aurora"] .forest-card::before {
    content: '';
    position: absolute;
    inset: -1px;
    border-radius: 20px;
    padding: 2px;
    background: linear-gradient(135deg, rgba(255,107,107,0.4), rgba(251,191,36,0.3), rgba(45,212,191,0.4));
    -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
    -webkit-mask-composite: xor;
    mask-composite: exclude;
    opacity: 0;
    transition: opacity 0.35s;
    pointer-events: none;
}
[data-theme="aurora"] .forest-card-wrap:hover .forest-card::before {
    opacity: 1;
}
[data-theme="aurora"] .forest-card-wrap:hover .forest-card {
    transform: translateY(-6px);
    box-shadow: 0 20px 50px rgba(255,107,107,0.15), 0 8px 20px rgba(0,0,0,0.3);
    border-color: rgba(255,107,107,0.35);
}

/* Aurora card inner content */
[data-theme="aurora"] .aurora-card-body {
    padding: 28px 24px 20px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 12px;
    min-height: 140px;
    justify-content: center;
}
[data-theme="aurora"] .aurora-card-icon {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
    background: linear-gradient(135deg, rgba(255,107,107,0.2), rgba(251,191,36,0.15));
    border: 1px solid rgba(255,107,107,0.25);
}
[data-theme="aurora"] .aurora-card-title {
    font-size: 1.05rem;
    font-weight: 800;
    color: var(--t-card-title-color);
    line-height: 1.35;
    margin: 0;
    display: -webkit-box;
    -webkit-line-clamp: 2;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

/* Aurora card footer (CSS progress bar) */
[data-theme="aurora"] .aurora-card-footer {
    padding: 14px 24px 18px;
    border-top: 1px solid rgba(255,107,107,0.1);
}
[data-theme="aurora"] .aurora-card-progress-track {
    height: 8px;
    width: 100%;
    background: rgba(255,255,255,0.06);
    border-radius: 10px;
    overflow: hidden;
    position: relative;
}
[data-theme="aurora"] .aurora-card-progress-fill {
    height: 100%;
    border-radius: 10px;
    background: linear-gradient(90deg, #FF6B6B, #FBBF24, #2DD4BF);
    transition: width 0.6s ease;
    box-shadow: 0 0 10px rgba(255,107,107,0.3);
}
[data-theme="aurora"] .aurora-card-progress-label {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 8px;
    font-size: 0.78rem;
    color: #B8A0D8;
    font-weight: 600;
}

/* ===== AURORA LOCKED CARD ===== */
[data-theme="aurora"] .forest-card-locked-wrap .forest-card {
    border-color: rgba(122,104,153,0.2);
    opacity: 0.5;
}
[data-theme="aurora"] .aurora-locked-body {
    padding: 28px 24px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    min-height: 140px;
    justify-content: center;
}
[data-theme="aurora"] .aurora-lock-icon {
    font-size: 2rem;
    opacity: 0.6;
    filter: grayscale(0.5);
}
[data-theme="aurora"] .aurora-locked-title {
    font-size: 0.88rem;
    font-weight: 600;
    color: #7A6899;
}

/* ===== AURORA LIVE BANNER ===== */
[data-theme="aurora"] .aurora-live-banner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 28px;
    background: rgba(25,15,55,0.8);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1.5px solid rgba(239,68,68,0.3);
    border-radius: 16px;
    text-decoration: none;
    transition: all 0.25s;
    box-shadow: 0 4px 20px rgba(239,68,68,0.1);
}
[data-theme="aurora"] .aurora-live-banner:hover {
    border-color: rgba(239,68,68,0.5);
    box-shadow: 0 8px 30px rgba(239,68,68,0.15);
    transform: translateY(-2px);
}
[data-theme="aurora"] .aurora-live-cta {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 8px 22px;
    background: linear-gradient(135deg, #FF6B6B, #ff8a8a);
    border-radius: 12px;
    color: #fff;
    font-weight: 700;
    font-size: 0.88rem;
    border: none;
    text-decoration: none;
}

/* ===== AURORA TASK GRID (replaces 3D ring) ===== */
[data-theme="aurora"] .aurora-task-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(200px, 1fr));
    gap: 16px;
    margin-top: 24px;
}
[data-theme="aurora"] .aurora-task-card {
    display: flex;
    flex-direction: column;
    padding: 20px;
    background: rgba(25,15,55,0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1.5px solid rgba(255,107,107,0.15);
    border-radius: 16px;
    text-decoration: none;
    transition: all 0.25s;
    position: relative;
    overflow: hidden;
}
[data-theme="aurora"] .aurora-task-card:hover {
    border-color: rgba(255,107,107,0.4);
    transform: translateY(-4px);
    box-shadow: 0 12px 30px rgba(255,107,107,0.1);
}
[data-theme="aurora"] .aurora-task-card.locked {
    opacity: 0.45;
    pointer-events: none;
}
[data-theme="aurora"] .aurora-task-num {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    border-radius: 10px;
    font-weight: 800;
    font-size: 0.85rem;
    background: linear-gradient(135deg, rgba(255,107,107,0.2), rgba(251,191,36,0.15));
    border: 1px solid rgba(255,107,107,0.3);
    color: #FF6B6B;
    margin-bottom: 10px;
}
[data-theme="aurora"] .aurora-task-title {
    font-size: 0.92rem;
    font-weight: 700;
    color: #F0E6FF;
    margin-bottom: 8px;
    line-height: 1.35;
}
[data-theme="aurora"] .aurora-task-meta {
    display: flex;
    align-items: center;
    gap: 8px;
    margin-top: auto;
    font-size: 0.75rem;
    color: #7A6899;
}
[data-theme="aurora"] .aurora-task-status-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}
[data-theme="aurora"] .aurora-task-status-dot.green  { background: var(--t-status-green); box-shadow: 0 0 6px var(--t-status-green-glow); }
[data-theme="aurora"] .aurora-task-status-dot.yellow { background: var(--t-status-yellow); box-shadow: 0 0 6px var(--t-status-yellow-glow); }
[data-theme="aurora"] .aurora-task-status-dot.gray   { background: var(--t-status-gray); }

/* ===== AURORA PROGRESS BAR (generic) ===== */
[data-theme="aurora"] .aurora-progress-wrap {
    max-width: 500px;
    margin: 0 auto 24px;
    text-align: center;
}
[data-theme="aurora"] .aurora-progress-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: #B8A0D8;
    margin-bottom: 8px;
}
[data-theme="aurora"] .aurora-progress-track {
    height: 12px;
    width: 100%;
    background: rgba(255,255,255,0.06);
    border-radius: 12px;
    overflow: hidden;
    position: relative;
    border: 1px solid rgba(255,107,107,0.1);
}
[data-theme="aurora"] .aurora-progress-fill {
    height: 100%;
    border-radius: 12px;
    background: linear-gradient(90deg, #FF6B6B, #FBBF24, #2DD4BF);
    transition: width 0.6s ease;
    box-shadow: 0 0 12px rgba(255,107,107,0.3);
    position: relative;
}
[data-theme="aurora"] .aurora-progress-pct {
    font-size: 0.82rem;
    font-weight: 800;
    color: #F0E6FF;
    margin-top: 6px;
}

/* ===== AURORA INSTRUCTIONS PANEL ===== */
[data-theme="aurora"] .aurora-instructions-panel {
    background: rgba(25,15,55,0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1.5px solid rgba(255,107,107,0.2);
    border-radius: 16px;
    overflow: hidden;
    margin-bottom: 16px;
}
[data-theme="aurora"] .aurora-instructions-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 24px;
    border-bottom: 1px solid rgba(255,107,107,0.1);
    cursor: pointer;
}
[data-theme="aurora"] .aurora-instructions-header:hover {
    background: rgba(255,107,107,0.04);
}
[data-theme="aurora"] .aurora-instructions-body {
    padding: 20px 24px;
}

/* ===== AURORA TOOLBAR (submissions) ===== */
[data-theme="aurora"] .aurora-toolbar {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 24px;
    flex-wrap: wrap;
    margin-bottom: 20px;
    margin-top: 16px;
}
[data-theme="aurora"] .aurora-tool-group {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 8px 16px;
    background: rgba(25,15,55,0.72);
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    border: 1.5px solid rgba(255,107,107,0.15);
    border-radius: 14px;
}
[data-theme="aurora"] .aurora-tool-label {
    font-size: 0.85rem;
    font-weight: 700;
    color: #B8A0D8;
    margin-left: 8px;
}
[data-theme="aurora"] .aurora-tool-btn {
    display: inline-flex;
    align-items: center;
    gap: 4px;
    padding: 6px 14px;
    border-radius: 10px;
    font-size: 0.78rem;
    font-weight: 700;
    color: #B8A0D8;
    background: transparent;
    border: 1px solid rgba(255,107,107,0.12);
    cursor: pointer;
    transition: all 0.2s;
    font-family: inherit;
}
[data-theme="aurora"] .aurora-tool-btn:hover {
    background: rgba(255,107,107,0.08);
    border-color: rgba(255,107,107,0.3);
    color: #F0E6FF;
}
[data-theme="aurora"] .aurora-tool-btn.active {
    background: rgba(255,107,107,0.15);
    border-color: rgba(255,107,107,0.4);
    color: #FF6B6B;
}
[data-theme="aurora"] .aurora-tool-btn svg {
    width: 12px;
    height: 12px;
}

/* ===== AURORA ANIMATIONS ===== */
@keyframes aurora-in {
    from { opacity: 0; transform: translateY(24px); }
    to   { opacity: 1; transform: translateY(0); }
}
[data-theme="aurora"] .f-anim   { animation: aurora-in 0.5s cubic-bezier(0.4,0,0.2,1) both; }
[data-theme="aurora"] .f-anim-1 { animation: aurora-in 0.5s cubic-bezier(0.4,0,0.2,1) 0.08s both; }
[data-theme="aurora"] .f-anim-2 { animation: aurora-in 0.5s cubic-bezier(0.4,0,0.2,1) 0.16s both; }
[data-theme="aurora"] .f-anim-3 { animation: aurora-in 0.5s cubic-bezier(0.4,0,0.2,1) 0.24s both; }
[data-theme="aurora"] .f-anim-4 { animation: aurora-in 0.5s cubic-bezier(0.4,0,0.2,1) 0.32s both; }

/* ===== AURORA CTA BUTTON ===== */
[data-theme="aurora"] .aurora-cta-btn {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 12px 28px;
    border-radius: 14px;
    font-size: 0.92rem;
    font-weight: 800;
    color: #fff;
    background: linear-gradient(135deg, #FF6B6B, #ff8a8a);
    border: none;
    cursor: pointer;
    transition: all 0.25s;
    text-decoration: none;
    font-family: inherit;
    box-shadow: 0 4px 16px rgba(255,107,107,0.3);
}
[data-theme="aurora"] .aurora-cta-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 28px rgba(255,107,107,0.4);
    color: #fff;
}

/* ===== AURORA RESPONSIVE ===== */
@media (max-width: 1024px) {
    [data-theme="aurora"] .forest-card-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
    [data-theme="aurora"] .forest-card-grid { grid-template-columns: 1fr; }
    [data-theme="aurora"] .aurora-task-grid { grid-template-columns: repeat(auto-fill, minmax(150px, 1fr)); gap: 12px; }
    [data-theme="aurora"] .forest-nav { padding: 10px 16px; }
    [data-theme="aurora"] .forest-nav-btn { padding: 6px 12px; font-size: 0.76rem; }
    [data-theme="aurora"] .forest-nav-logo { height: 38px; }
    [data-theme="aurora"] .aurora-toolbar { gap: 12px; }
    [data-theme="aurora"] .aurora-live-banner { flex-direction: column; gap: 12px; text-align: center; }
}