/* SciPulsar Premium Mobile Styles v2.0 📱 */

:root {
    --mobile-nav-height: 75px;
    --safe-area-bottom: env(safe-area-inset-bottom);
    --safe-area-top: env(safe-area-inset-top);
}

/* Fix iOS 100vh bug */
#app {
    height: calc(100 * var(--vh) - var(--mobile-nav-height) - var(--safe-area-bottom) - 10px) !important;
}

.stellar-view {
    min-height: calc(100 * var(--vh) - var(--mobile-nav-height) - var(--safe-area-bottom)) !important;
    padding-top: calc(var(--safe-area-top) + 5px) !important; /* Reduced from 15px */
    padding-bottom: calc(var(--mobile-nav-height) + var(--safe-area-bottom) + 20px) !important;
}

/* Bottom Navigation Refactor */
#nav {
    position: fixed !important;
    top: auto !important;
    bottom: 0 !important;
    left: 0 !important;
    width: 100% !important;
    height: calc(var(--mobile-nav-height) + var(--safe-area-bottom)) !important;
    padding: 0 15px calc(var(--safe-area-bottom) + 5px) 15px !important;
    background: rgba(10, 10, 10, 0.9) !important;
    backdrop-filter: blur(25px) !important;
    -webkit-backdrop-filter: blur(25px) !important;
    border-top: 1px solid rgba(255, 255, 255, 0.15) !important;
    border-bottom: none !important;
    display: flex !important;
    justify-content: space-around !important;
    align-items: center !important;
    z-index: 9999 !important; /* Max z-index for nav */
    overflow: visible !important;
    box-shadow: 0 -10px 40px rgba(0, 0, 0, 0.8) !important;
    pointer-events: auto !important;
}

.nav-item {
    flex: 1 !important;
    display: flex !important;
    flex-direction: column !important;
    align-items: center !important;
    justify-content: center !important;
    padding: 10px 0 !important;
    font-size: 0.55rem !important;
    letter-spacing: 1px !important;
    gap: 5px !important;
    opacity: 0.6;
    pointer-events: auto !important;
    cursor: pointer !important;
}

.nav-item.active {
    opacity: 1;
    color: var(--accent-color) !important;
}

.nav-item span {
    display: block !important;
    font-size: 1.2rem !important;
}

.nav-item::after {
    display: none !important;
}

/* Updated Navigation Hierarchy */
#nav-settings {
    display: flex !important; /* Restore settings button for mobile consistency */
    order: 6 !important;
    font-size: 1.2rem !important;
    cursor: pointer !important;
    opacity: 0.6;
    padding: 10px !important;
}

#mobile-filter-btn {
    display: none !important; /* Hide experimental filter button */
}

#mobile-filter-btn:active {
    transform: scale(0.9) !important;
    background: rgba(255, 255, 255, 0.1) !important;
}

/* Main App Grid Layout */
#app {
    display: grid;
    grid-template-rows: auto 1fr auto !important;
    grid-template-columns: 100% !important;
    width: 100% !important;
    padding: calc(var(--safe-area-top) + 5px) 18px 5px 18px !important; /* Reduced from 15px */
    box-sizing: border-box !important;
    overflow: hidden !important;
    gap: 12px !important;
    margin-top: 0 !important;
}

header {
    grid-row: 1;
    grid-column: 1;
    margin-bottom: 0 !important;
    text-align: center;
    position: relative;
}

.brand-title {
    font-size: 1.2rem !important;
    letter-spacing: 3px !important;
    margin: 0 !important;
}

/* Card container */
.card-container {
    grid-row: 2;
    grid-column: 1;
    display: flex !important;
    align-items: center !important;
    justify-content: center !important;
    min-height: 0 !important;
    width: 100% !important;
    position: relative;
    overflow: visible !important;
}

/* Immersive Cards */
.card {
    padding: 50px 22px 22px 22px;
    height: auto !important;
    max-height: 95% !important;
    width: 100% !important;
    border-radius: 28px;
    border-width: 1.5px;
    touch-action: none;
    margin: 0 !important;
    display: flex;
    flex-direction: column;
    justify-content: flex-start;
    position: absolute;
    box-shadow: 0 20px 50px rgba(0, 0, 0, 0.6);
}

.social-badge {
    top: 15px !important;
    right: 20px !important;
    font-size: 0.55rem !important;
    padding: 4px 10px !important;
    z-index: 10;
}

.ai-title {
    font-size: 1.15rem;
    margin-bottom: 12px;
    padding-top: 5px;
    -webkit-line-clamp: 3 !important;
    max-height: 3.9em;
}

.bullet-point {
    font-size: 0.78rem;
    padding: 10px 15px;
    margin-bottom: 8px;
    -webkit-line-clamp: 2 !important;
    max-height: 2.8em;
    overflow: hidden;
}

.original-title {
    font-size: 0.75rem;
    -webkit-line-clamp: 1 !important;
    max-height: 1.3em;
    margin-top: 5px;
}

.card-footer {
    margin-top: 12px !important;
    font-size: 0.6rem !important;
}

.card-body {
    gap: 12px !important;
    flex-grow: 1;
    overflow: visible;
}

/* Controls - Positioned above tab bar */
.controls {
    grid-row: 3;
    grid-column: 1;
    position: relative !important;
    bottom: auto !important;
    left: auto !important;
    transform: none !important;
    width: 100% !important;
    padding: 0 20px !important;
    height: 70px !important;
    display: flex !important;
    align-items: center !important;
    justify-content: space-around !important;
    margin-bottom: 5px !important;
}

.btn {
    width: 54px;
    height: 54px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-next {
    width: 120px !important;
    height: 48px !important;
    font-size: 0.75rem !important;
}

/* Bottom Sheet General Style */
.bottom-sheet {
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 92vh;
    background: rgba(12, 12, 12, 0.98);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border-radius: 30px 30px 0 0;
    border-top: 1px solid var(--accent-color);
    transform: translateY(100%);
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.15);
    z-index: 100000; /* Definitively on top of #nav (9999) */
    display: none; /* Hidden by default */
    flex-direction: column;
    padding: 10px 20px calc(var(--safe-area-bottom) + 20px) 20px;
    box-sizing: border-box;
    box-shadow: 0 -20px 50px rgba(0, 0, 0, 0.8);
}

.bottom-sheet.show {
    display: flex !important;
    transform: translateY(0);
}

.bottom-sheet-handle {
    width: 40px;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
    margin: 0 auto 20px auto;
}

/* Modals as Bottom Sheets */
#detail-modal, #settings-modal {
    width: 100% !important;
    max-width: none !important;
    height: auto !important;
    max-height: 92vh !important;
    top: auto !important;
    left: 0 !important;
    bottom: 0 !important;
    transform: translateY(100%) !important;
    border-radius: 30px 30px 0 0 !important;
    padding: 10px 20px calc(var(--safe-area-bottom) + 20px) 20px !important;
    box-sizing: border-box !important;
    margin: 0 !important;
    background: rgba(12, 12, 12, 0.98) !important;
    backdrop-filter: blur(40px) !important;
    -webkit-backdrop-filter: blur(40px) !important;
    border-top: 1px solid var(--accent-color) !important;
    z-index: 100001 !important;
    display: none;
    transition: transform 0.4s cubic-bezier(0.175, 0.885, 0.32, 1.15) !important;
}

#detail-modal.show, #settings-modal.show {
    transform: translateY(0) !important;
    display: block !important;
}

/* Add handle to modals */
#detail-modal::before, #settings-modal::before {
    content: '';
    position: absolute;
    top: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 40px;
    height: 4px;
    background: rgba(255, 255, 255, 0.2);
    border-radius: 2px;
}

/* Filter Modal specific */
.filter-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 25px;
    font-family: 'Orbitron';
}

.filter-header h3 {
    margin: 0;
    font-size: 1rem;
    letter-spacing: 2px;
    color: var(--accent-color);
}

.close-sheet {
    font-size: 1.2rem;
    cursor: pointer;
    color: var(--text-secondary);
}

.filter-section {
    margin-bottom: 25px;
}

.section-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 12px;
}

/* --- Settings Modal Interior (Unified Desktop/Mobile) --- */
#settings-modal h2 {
    font-family: 'Orbitron' !important;
    font-size: 1.4rem !important;
    color: var(--accent-color) !important;
    margin-bottom: 25px !important;
    text-align: center !important;
}

#settings-modal .input-group {
    margin-bottom: 20px !important;
}

#settings-modal .input-group label {
    display: block !important;
    font-family: 'Orbitron' !important;
    font-size: 0.6rem !important;
    letter-spacing: 1px !important;
    margin-bottom: 8px !important;
    color: var(--text-secondary) !important;
    text-transform: uppercase !important;
}

#settings-modal .input-group input {
    width: 100% !important;
    background: rgba(255, 255, 255, 0.03) !important;
    border: 1px solid rgba(255, 255, 255, 0.1) !important;
    border-radius: 12px !important;
    padding: 15px !important;
    color: #fff !important;
    font-family: 'Inter', sans-serif !important;
    font-size: 0.9rem !important;
    box-sizing: border-box !important;
    transition: all 0.3s !important;
}

#settings-modal #saveSettings {
    width: 100% !important;
    height: 60px !important;
    background: var(--accent-color) !important;
    color: #000 !important;
    border: none !important;
    border-radius: 16px !important;
    font-family: 'Orbitron' !important;
    font-weight: 900 !important;
    font-size: 0.9rem !important;
    letter-spacing: 2px !important;
    box-shadow: 0 10px 30px rgba(0, 255, 204, 0.3) !important;
    transition: all 0.3s !important;
}

.section-title {
    font-family: 'Orbitron';
    font-size: 0.65rem;
    color: var(--text-secondary);
    letter-spacing: 1px;
}

.section-value {
    font-family: 'Orbitron';
    font-size: 0.65rem;
    color: var(--accent-color);
}

/* Final Apply Button Style */
.apply-btn {
    width: 100% !important;
    height: 60px !important;
    margin-top: 25px !important;
    background: var(--accent-color) !important;
    color: #000 !important;
    border: none !important;
    border-radius: 16px !important;
    font-family: 'Orbitron' !important;
    font-weight: 900 !important;
    font-size: 0.9rem !important;
    letter-spacing: 2px !important;
    box-shadow: 0 10px 30px rgba(0, 255, 204, 0.3) !important;
    transition: all 0.3s !important;
}

.apply-btn:active {
    transform: scale(0.95) !important;
    box-shadow: 0 5px 15px rgba(0, 255, 204, 0.2) !important;
}

/* Custom Stellar Slider */
.stellar-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 6px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 5px;
    outline: none;
    margin: 20px 0;
}

.stellar-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 24px;
    height: 24px;
    background: var(--accent-color);
    border: 3px solid #000;
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 15px var(--accent-glow);
}

/* Keyword Tags */
.interest-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 12px;
}

.tag {
    padding: 8px 14px;
    background: rgba(0, 255, 204, 0.1);
    border: 1px solid rgba(0, 255, 204, 0.3);
    border-radius: 10px;
    font-size: 0.8rem;
    color: var(--accent-color);
    display: flex;
    align-items: center;
    gap: 8px;
}

.remove-x {
    font-size: 0.7rem;
    opacity: 0.6;
}

/* Search Box & Inputs in Modal */
.search-box input {
    width: 100%;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.1);
    border-radius: 12px;
    padding: 12px 15px;
    color: #fff;
    margin-top: 10px;
    font-size: 0.9rem;
}

/* Journal Selection List */
.journal-options-list {
    max-height: 200px;
    overflow-y: auto;
    margin-top: 15px;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.journal-opt {
    padding: 12px 15px;
    background: rgba(255, 255, 255, 0.03);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 12px;
    font-size: 0.85rem;
    transition: all 0.2s;
}

.journal-opt.active {
    background: rgba(0, 255, 204, 0.1);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Custom Slider */
.stellar-slider {
    -webkit-appearance: none;
    width: 100%;
    height: 4px;
    background: #333;
    border-radius: 2px;
    outline: none;
}

.stellar-slider::-webkit-slider-thumb {
    -webkit-appearance: none;
    width: 24px;
    height: 24px;
    background: var(--accent-color);
    border-radius: 50%;
    cursor: pointer;
    box-shadow: 0 0 10px var(--accent-glow);
}

/* Keywords Tags */
.interest-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 12px;
}

.tag {
    background: rgba(0, 255, 204, 0.1);
    border: 1px solid var(--accent-color);
    color: var(--accent-color);
    padding: 6px 12px;
    border-radius: 15px;
    font-size: 0.75rem;
    display: flex;
    align-items: center;
    gap: 6px;
}

.remove-x {
    opacity: 0.6;
    font-size: 0.8rem;
}

/* Journal List */
.journal-options-list {
    max-height: 180px;
    overflow-y: auto;
    margin-top: 10px;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    padding: 5px;
}

.journal-opt {
    padding: 12px 15px;
    font-size: 0.85rem;
    border-bottom: 1px solid rgba(255, 255, 255, 0.05);
    color: #ccc;
}

.journal-opt.active {
    color: var(--accent-color);
    background: rgba(0, 255, 204, 0.05);
}

/* Core & Signal Profile - Compact Identity Card */
.profile-hero {
    display: flex !important;
    align-items: center !important;
    padding: 12px 18px !important;
    gap: 12px !important;
    border-radius: 20px !important;
    margin: 0 auto 25px auto !important; /* Centered with smaller bottom margin */
    border-width: 1px !important;
    width: fit-content !important; /* Compact width */
    max-width: 90% !important;
    background: rgba(255, 255, 255, 0.03) !important;
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.3) !important;
}

.profile-avatar {
    font-size: 1.8rem !important;
    width: 44px !important;
    height: 44px !important;
    border-radius: 12px !important;
    background: rgba(255, 255, 255, 0.05);
    display: flex;
    align-items: center;
    justify-content: center;
}

.user-info {
    display: flex;
    flex-direction: column;
    align-items: flex-start;
}

.nebula-id-label {
    font-size: 0.5rem !important;
    letter-spacing: 1px !important;
    opacity: 0.6;
}

.nebula-id-value {
    font-size: 0.8rem !important;
    font-weight: 700;
    color: var(--accent-color);
}

/* Specific adjustment for About view version badge */
#about-view .profile-hero {
    border-color: var(--gold-accent) !important;
    padding: 10px 20px !important;
    margin-bottom: 30px !important;
}

#about-view .nebula-id-value {
    color: var(--gold-accent) !important;
    font-size: 0.85rem !important;
}

/* Stats grid more compact */
.stats-grid {
    display: grid !important;
    grid-template-columns: 1fr 1fr !important;
    gap: 12px !important;
    margin-bottom: 25px !important;
    width: 100% !important;
}

.stat-card {
    padding: 15px 10px !important;
    border-radius: 16px !important;
}

.pulse-page-header {
    margin-top: 0 !important;
    padding-top: 0 !important; /* Remove redundant index.html padding */
    margin-bottom: 25px !important;
}

.stellar-title {
    margin-top: 0 !important;
}

/* Toast notification */
#feedback-toast {
    padding: 14px 30px !important;
    font-size: 1.1rem !important;
    top: 40% !important;
    width: auto !important;
    white-space: nowrap !important;
}

/* Safe area support */
#app, .stellar-view {
    padding-left: calc(18px + env(safe-area-inset-left)) !important;
    padding-right: calc(18px + env(safe-area-inset-right)) !important;
}

/* Tap feedback */
.btn:active, .nav-item:active, .action-btn:active {
    transform: scale(0.92) !important;
    opacity: 0.7 !important;
}

/* Stamp Overlays */
.stamp {
    position: absolute;
    top: 30%;
    left: 50%;
    transform: translate(-50%, -50%) rotate(-15deg);
    padding: 10px 25px;
    border: 5px solid;
    border-radius: 12px;
    font-family: 'Orbitron';
    font-weight: 900;
    font-size: 2rem;
    text-transform: uppercase;
    opacity: 0;
    pointer-events: none;
    z-index: 100;
    transition: opacity 0.1s;
}

.stamp.like {
    color: var(--green-accent);
    border-color: var(--green-accent);
}

.stamp.dislike {
    color: var(--red-accent);
    border-color: var(--red-accent);
}

/* Prevent double-tap zoom */
* {
    touch-action: manipulation;
}