/**
 * AetherLife Premium Design System & Stylesheet
 */

/* ==========================================================================
   CSS Variables & Color System (HSL Tailored Accents)
   ========================================================================== */
:root {
    /* Accent Base Hues */
    --accent-hue-indigo: 239;
    --accent-hue-emerald: 160;
    --accent-hue-purple: 270;
    --accent-hue-orange: 24;
    --accent-hue-red: 343;

    /* Default accent is Indigo (239) */
    --accent-hue: var(--accent-hue-indigo);
    
    /* Core Layout Dimensions */
    --sidebar-width: 260px;
    --sidebar-collapsed-width: 70px;
    --navbar-height: 70px;
    --border-radius: 12px;
    --transition-speed: 0.3s;
}

/* Light / Dark Mode Tokens */
[data-theme="dark"] {
    --bg-main: #090d16;
    --bg-sidebar: rgba(15, 23, 42, 0.6);
    --bg-card: rgba(30, 41, 59, 0.45);
    --bg-navbar: rgba(15, 23, 42, 0.65);
    --border-color: rgba(255, 255, 255, 0.08);
    --border-color-glow: rgba(99, 102, 241, 0.25);
    
    --text-primary: #f8fafc;
    --text-muted: #94a3b8;
    --text-inverse: #0f172a;
    
    --glass-bg: rgba(15, 23, 42, 0.45);
    --glass-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.37);
    --glow-color: hsla(var(--accent-hue), 90%, 65%, 0.3);
}

[data-theme="light"] {
    --bg-main: #f8fafc;
    --bg-sidebar: rgba(255, 255, 255, 0.75);
    --bg-card: rgba(255, 255, 255, 0.85);
    --bg-navbar: rgba(255, 255, 255, 0.8);
    --border-color: rgba(15, 23, 42, 0.08);
    --border-color-glow: rgba(99, 102, 241, 0.15);
    
    --text-primary: #0f172a;
    --text-muted: #64748b;
    --text-inverse: #ffffff;
    
    --glass-bg: rgba(255, 255, 255, 0.7);
    --glass-shadow: 0 8px 32px 0 rgba(31, 38, 135, 0.07);
    --glow-color: hsla(var(--accent-hue), 80%, 45%, 0.15);
}

/* Dynamic Accent Injections */
.accent-indigo { --accent-hue: var(--accent-hue-indigo); }
.accent-emerald { --accent-hue: var(--accent-hue-emerald); }
.accent-purple { --accent-hue: var(--accent-hue-purple); }
.accent-orange { --accent-hue: var(--accent-hue-orange); }
.accent-red    { --accent-hue: var(--accent-hue-red); }

/* Accent Color Variations */
:root {
    --clr-accent: hsl(var(--accent-hue), 85%, 60%);
    --clr-accent-hover: hsl(var(--accent-hue), 85%, 50%);
    --clr-accent-glow: hsla(var(--accent-hue), 85%, 60%, 0.2);
    --clr-accent-light: hsla(var(--accent-hue), 85%, 60%, 0.1);
}

/* Custom border-radius modifiers */
.radius-sharp { --border-radius: 4px; }
.radius-standard { --border-radius: 12px; }
.radius-pillowy { --border-radius: 24px; }

/* Compact mode layout styles */
body.compact-mode {
    font-size: 0.9rem;
}
body.compact-mode .card {
    padding: 0.75rem !important;
}
body.compact-mode .btn,
body.compact-mode input,
body.compact-mode select {
    padding: 0.25rem 0.5rem;
    font-size: 0.85rem;
}

/* ==========================================================================
   Base Elements Setup & Glassmorphism Utilities
   ========================================================================== */
body {
    background-color: var(--bg-main);
    color: var(--text-primary);
    font-family: 'Outfit', 'Inter', -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
    margin: 0;
    padding: 0;
    min-height: 100vh;
    overflow-x: hidden;
    transition: background-color var(--transition-speed), color var(--transition-speed);
}

/* Glassmorphism Panel base */
.glass-panel {
    background: var(--glass-bg);
    backdrop-filter: blur(16px) saturate(180%);
    -webkit-backdrop-filter: blur(16px) saturate(180%);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--glass-shadow);
    transition: transform 0.25s, box-shadow 0.25s, border-color var(--transition-speed);
}

.glass-panel:hover {
    border-color: var(--border-color-glow);
    box-shadow: var(--glass-shadow), 0 0 15px var(--glow-color);
}

/* Card custom layouts */
.card {
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    padding: 1.25rem;
    box-shadow: var(--glass-shadow);
    transition: border-color var(--transition-speed), box-shadow var(--transition-speed), transform 0.2s;
    backdrop-filter: blur(8px);
}

.card:hover {
    border-color: var(--border-color-glow);
    box-shadow: var(--glass-shadow), 0 5px 15px var(--clr-accent-glow);
}

/* ==========================================================================
   Layout Structure: Sidebar, Navbar, Mobile Nav
   ========================================================================== */
#app-layout {
    display: flex;
    min-height: 100vh;
    width: 100vw;
}

/* Sidebar Styling */
#sidebar {
    width: var(--sidebar-width);
    height: 100vh;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    background: var(--bg-sidebar);
    border-right: 1px solid var(--border-color);
    transition: width var(--transition-speed);
    backdrop-filter: blur(16px);
}

#sidebar .logo-area {
    height: var(--navbar-height);
    display: flex;
    align-items: center;
    padding: 0 1.5rem;
    border-bottom: 1px solid var(--border-color);
}

#sidebar .logo-text {
    font-size: 1.25rem;
    font-weight: 800;
    letter-spacing: 1px;
    background: linear-gradient(45deg, var(--clr-accent), #ec4899);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

#sidebar .menu-links {
    flex: 1;
    overflow-y: auto;
    padding: 1rem 0.75rem;
}

#sidebar .menu-links a {
    display: flex;
    align-items: center;
    padding: 0.8rem 1rem;
    color: var(--text-muted);
    text-decoration: none;
    border-radius: var(--border-radius);
    margin-bottom: 0.25rem;
    font-weight: 500;
    transition: all 0.2s;
}

#sidebar .menu-links a i {
    width: 24px;
    font-size: 1.1rem;
    margin-right: 12px;
}

#sidebar .menu-links a.active,
#sidebar .menu-links a:hover {
    color: var(--text-primary);
    background: var(--clr-accent-light);
    border-left: 4px solid var(--clr-accent);
}

/* Main Content Area */
#main-viewport {
    flex: 1;
    margin-left: var(--sidebar-width);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    transition: margin-left var(--transition-speed);
}

/* Navbar Top Panel */
#top-navbar {
    height: var(--navbar-height);
    background: var(--bg-navbar);
    border-bottom: 1px solid var(--border-color);
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 2rem;
    position: sticky;
    top: 0;
    z-index: 999;
    backdrop-filter: blur(12px);
}

/* Autocomplete Global Search Results Overlay */
.search-wrapper {
    position: relative;
    width: 320px;
}

.search-wrapper input {
    background: rgba(0, 0, 0, 0.1);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 0.5rem 1rem 0.5rem 2.5rem;
    color: var(--text-primary);
    width: 100%;
}

.search-wrapper i.search-icon {
    position: absolute;
    left: 1rem;
    top: 50%;
    transform: translateY(-50%);
    color: var(--text-muted);
}

.search-autocomplete-box {
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius);
    box-shadow: var(--glass-shadow);
    z-index: 1010;
    max-height: 300px;
    overflow-y: auto;
    display: none;
    margin-top: 5px;
}

.search-autocomplete-box a {
    display: block;
    padding: 0.75rem 1rem;
    color: var(--text-primary);
    text-decoration: none;
    border-bottom: 1px solid var(--border-color);
    font-size: 0.85rem;
}

.search-autocomplete-box a:hover {
    background: var(--clr-accent-light);
}

/* Sticky Bottom Mobile Bar */
#mobile-bottom-nav {
    display: none;
    position: fixed;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 60px;
    background: var(--bg-navbar);
    border-top: 1px solid var(--border-color);
    z-index: 1000;
    backdrop-filter: blur(16px);
}

#mobile-bottom-nav ul {
    display: flex;
    justify-content: space-around;
    align-items: center;
    height: 100%;
    margin: 0;
    padding: 0;
    list-style: none;
}

#mobile-bottom-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    color: var(--text-muted);
    font-size: 0.75rem;
    text-decoration: none;
}

#mobile-bottom-nav a.active {
    color: var(--clr-accent);
}

#mobile-bottom-nav a i {
    font-size: 1.25rem;
    margin-bottom: 2px;
}

/* ==========================================================================
   Micro-animations & Interactive Elements
   ========================================================================== */
.btn-accent {
    background-color: var(--clr-accent);
    color: var(--text-inverse) !important;
    border: none;
    border-radius: var(--border-radius);
    padding: 0.6rem 1.2rem;
    font-weight: 600;
    box-shadow: 0 4px 12px var(--clr-accent-glow);
    transition: transform 0.2s, box-shadow 0.2s, background-color 0.2s;
}

.btn-accent:hover {
    background-color: var(--clr-accent-hover);
    box-shadow: 0 6px 16px var(--clr-accent-glow);
    transform: translateY(-2px);
}

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

/* Custom Checkbox Toggle */
.habit-check-btn {
    width: 48px;
    height: 48px;
    border-radius: 50%;
    border: 2px dashed var(--text-muted);
    display: flex;
    align-items: center;
    justify-content: center;
    background: transparent;
    cursor: pointer;
    transition: all 0.25s cubic-bezier(0.175, 0.885, 0.32, 1.275);
}

.habit-check-btn.checked {
    border-style: solid;
    transform: scale(1.1);
    animation: bubbleCheck 0.35s ease-out;
}

@keyframes bubbleCheck {
    0% { transform: scale(1); }
    50% { transform: scale(1.3); }
    100% { transform: scale(1.1); }
}

/* Circular Progress Ring */
.progress-ring {
    transform: rotate(-90deg);
}

.progress-ring-circle {
    transition: stroke-dashoffset 0.35s;
    transform-origin: 50% 50%;
}

/* Loading Skeletons */
.skeleton {
    background: linear-gradient(90deg, var(--bg-card) 25%, var(--border-color) 50%, var(--bg-card) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s infinite;
}

@keyframes skeleton-loading {
    0% { background-position: 200% 0; }
    100% { background-position: -200% 0; }
}

/* ==========================================================================
   GitHub Contribution Heatmap Grid
   ========================================================================== */
.github-heatmap {
    display: grid;
    grid-flow: column;
    grid-template-rows: repeat(7, 10px);
    grid-auto-columns: 10px;
    gap: 3px;
    overflow-x: auto;
    padding: 0.5rem;
}

.heatmap-day {
    width: 10px;
    height: 10px;
    border-radius: 2px;
    background-color: var(--border-color);
}

.heatmap-day.level-1 { background-color: #0e4429; }
.heatmap-day.level-2 { background-color: #006d32; }
.heatmap-day.level-3 { background-color: #26a641; }
.heatmap-day.level-4 { background-color: #39d353; }

/* ==========================================================================
   Responsive Screen Media Queries
   ========================================================================== */
@media (max-width: 991px) {
    #sidebar {
        width: 0;
        overflow: hidden;
    }
    
    #main-viewport {
        margin-left: 0;
    }
    
    #sidebar.mobile-open {
        width: var(--sidebar-width);
    }
    
    #mobile-bottom-nav {
        display: block;
    }
    
    body {
        padding-bottom: 70px; /* Space for sticky bar */
    }
}

/* ==========================================================================
   Text Visibility Overrides
   ========================================================================== */
.text-muted {
    color: var(--text-muted) !important;
}
.text-secondary {
    color: var(--text-muted) !important;
}
.note-summary-text {
    color: var(--text-muted) !important;
}
.form-label, label {
    color: var(--text-muted) !important;
}
p.small, span.small, div.small {
    color: var(--text-muted);
}
.text-white-50 {
    color: var(--text-muted) !important;
}
#link-task-select option, 
#prof-timezone option, 
#prof-lang option,
#accent-picker option,
#radius-picker option,
#sidebar-picker option {
    background-color: var(--bg-card) !important;
    color: #fff !important;
}