/* =========================================
   THEME STYLING & VARIABLE SYSTEMS
   ========================================= */
:root {
    --bg-page: #F7F6F5;
    --bg-card: #FFFFFF;
    --bg-card-hover: #FFFFFF;
    --text-primary: #111E38;
    --text-secondary: #6B7280;
    --accent-gold: #D4A64A;
    --accent-gold-hover: #bfa03d;
    --success-green: #16A34A;
    --danger-red: #E11D48;
    --border-color: rgba(17, 30, 56, 0.08);
    --border-hover: #D4A64A;
    
    --header-bg: #111E38;
    --text-header-off: #F7F6F5;
    --glass-bg: linear-gradient(135deg, #111E38 0%, #1e3560 100%);
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.04);
    --hover-shadow: 0 20px 40px rgba(0, 0, 0, 0.08);
    
    --font-heading: 'Outfit', sans-serif;
    --font-body: 'Inter', sans-serif;
    
    --transition-smooth: 0.3s cubic-bezier(0.25, 0.8, 0.25, 1);
}

/* Dark Mode Variable Overrides */
body.dark {
    --bg-page: #0A0F1D;
    --bg-card: #121829;
    --bg-card-hover: #171E33;
    --text-primary: #F1F5F9;
    --text-secondary: #94A3B8;
    --border-color: rgba(255, 255, 255, 0.08);
    
    --header-bg: #0B0E17;
    --glass-bg: linear-gradient(135deg, #121829 0%, #1c253d 100%);
    --card-shadow: 0 10px 30px rgba(0, 0, 0, 0.2);
    --hover-shadow: 0 20px 45px rgba(0, 0, 0, 0.3);
}

/* =========================================
   GLOBAL RESET & DECORATIVE BASICS
   ========================================= */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: var(--font-body);
    background-color: var(--bg-page);
    color: var(--text-secondary);
    line-height: 1.6;
    transition: background-color 0.4s ease, color 0.4s ease;
    overflow-x: hidden;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--text-primary);
    line-height: 1.2;
    font-weight: 700;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--card-shadow);
    transition: background-color 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
}

.badge {
    display: inline-block;
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    color: var(--accent-gold);
    background-color: rgba(212, 166, 74, 0.1);
    padding: 6px 14px;
    border-radius: 20px;
}

.border-bottom {
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
    margin-bottom: 20px;
}

/* =========================================
   NAVIGATION BAR
   ========================================= */
.navbar {
    position: sticky;
    top: 0;
    width: 100%;
    background-color: var(--header-bg);
    border-bottom: 3px solid var(--accent-gold);
    z-index: 1000;
    padding: 16px 0;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    transition: background-color 0.4s ease;
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    display: flex;
    align-items: center;
    text-decoration: none;
}

.logo-img {
    height: 35px;
    width: auto;
    display: block;
    transition: transform var(--transition-smooth);
}

.logo:hover .logo-img {
    transform: scale(1.05);
}

.nav-links {
    display: flex;
    gap: 2rem;
    align-items: center;
}

.nav-links a {
    color: var(--text-header-off);
    font-size: 0.95rem;
    font-weight: 500;
    text-decoration: none;
    transition: color 0.3s;
}

.nav-links a:hover, .nav-links a.active {
    color: var(--accent-gold);
}

/* Theme Toggle Button */
.theme-btn {
    background: transparent;
    border: none;
    cursor: pointer;
    color: var(--text-header-off);
    width: 36px;
    height: 36px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: background-color 0.3s;
}

.theme-btn:hover {
    background-color: rgba(255, 255, 255, 0.1);
    color: var(--accent-gold);
}

.sun-icon { display: block; }
.moon-icon { display: none; }

body.dark .sun-icon { display: none; }
body.dark .moon-icon { display: block; }

/* Hamburger */
.hamburger {
    display: none;
    flex-direction: column;
    gap: 6px;
    cursor: pointer;
}

.hamburger .line {
    width: 25px;
    height: 2px;
    background-color: var(--text-header-off);
    transition: var(--transition-smooth);
}

/* =========================================
   BUTTON STYLE OVERLAYS
   ========================================= */
.btn {
    display: inline-block;
    padding: 12px 28px;
    border-radius: 10px;
    font-weight: 600;
    font-size: 0.9rem;
    text-decoration: none;
    transition: var(--transition-smooth);
    cursor: pointer;
    text-align: center;
}

.btn-primary {
    background-color: var(--accent-gold);
    color: #111E38;
    border: 1px solid var(--accent-gold);
}

.btn-primary:hover {
    background-color: transparent;
    color: var(--accent-gold);
}

.btn-secondary {
    background-color: transparent;
    color: inherit;
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background-color: rgba(212, 166, 74, 0.05);
    border-color: var(--accent-gold);
}

/* =========================================
   HUB HERO HEADER
   ========================================= */
.hub-hero {
    position: relative;
    background-color: var(--header-bg);
    color: var(--text-header-off);
    padding: 80px 0;
    overflow: hidden;
    transition: background-color 0.4s ease;
}

.hero-inner {
    max-width: 800px;
    margin: 0 auto;
    text-align: center;
    position: relative;
    z-index: 10;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1.5rem;
}

.hero-inner h1 {
    font-size: 3rem;
    color: #FFFFFF;
}

.hero-inner p {
    font-size: 1.15rem;
    color: var(--text-secondary);
    max-width: 600px;
}

.hero-actions {
    display: flex;
    gap: 1rem;
    margin-top: 1rem;
}

/* Glow Orbs */
.glow-orb {
    position: absolute;
    border-radius: 50%;
    filter: blur(120px);
    pointer-events: none;
}

.glow-orb-1 {
    top: -50px;
    left: -50px;
    width: 250px;
    height: 250px;
    background-color: rgba(212, 166, 74, 0.08);
}

.glow-orb-2 {
    bottom: -100px;
    right: -50px;
    width: 350px;
    height: 350px;
    background-color: rgba(30, 53, 96, 0.35);
}

/* =========================================
   SEARCH & TABS SECTION
   ========================================= */
.filter-section {
    margin-top: -30px;
    position: relative;
    z-index: 20;
}

.search-filter-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 24px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.06);
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.search-bar-wrapper {
    position: relative;
}

.search-icon {
    position: absolute;
    top: 50%;
    left: 20px;
    transform: translateY(-50%);
    color: var(--text-secondary);
}

.search-bar-wrapper input {
    width: 100%;
    background-color: var(--bg-page);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 14px 20px 14px 54px;
    font-size: 0.95rem;
    outline: none;
    color: var(--text-primary);
    font-family: var(--font-body);
    transition: all 0.3s;
}

.search-bar-wrapper input:focus {
    background-color: var(--bg-card);
    border-color: var(--text-primary);
    box-shadow: 0 0 0 1px var(--text-primary);
}

.category-tabs {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
}

.tab-btn {
    background-color: transparent;
    border: none;
    color: var(--text-secondary);
    padding: 10px 20px;
    border-radius: 12px;
    font-size: 0.85rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s;
}

.tab-btn:hover {
    background-color: rgba(17, 30, 56, 0.05);
    color: var(--text-primary);
}

body.dark .tab-btn:hover {
    background-color: rgba(255, 255, 255, 0.05);
}

.tab-btn.active {
    background-color: var(--text-primary);
    color: var(--bg-card);
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}

/* =========================================
   CARDS GRID & CARDS LISTING
   ========================================= */
.cards-section {
    padding: 60px 0 80px 0;
}

.cards-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 2rem;
}

.calc-card {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 20px;
    padding: 30px;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    justify-content: space-between;
    gap: 30px;
    cursor: pointer;
    transition: all 0.3s ease;
}

.calc-card:hover {
    transform: translateY(-6px);
    border-color: var(--accent-gold);
    box-shadow: var(--hover-shadow);
}

.card-top {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.card-icon-box {
    width: 48px;
    height: 48px;
    border-radius: 14px;
    background-color: var(--bg-page);
    color: var(--text-primary);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s;
}

.calc-card:hover .card-icon-box {
    background-color: var(--text-primary);
    color: var(--accent-gold);
}

.card-top h3 {
    font-size: 1.25rem;
}

.card-top p {
    font-size: 0.85rem;
    color: var(--text-secondary);
    line-height: 1.5;
}

.card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 0.8rem;
    font-weight: 700;
    color: var(--text-primary);
    border-top: 1px solid var(--border-color);
    padding-top: 20px;
    transition: color 0.3s;
}

.calc-card:hover .card-footer {
    color: var(--accent-gold);
}

/* No Results card style */
.no-results-box {
    background-color: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 60px 40px;
    text-align: center;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 15px;
}

.no-results-icon {
    color: var(--accent-gold);
    width: 48px;
    height: 48px;
    margin-bottom: 10px;
}

.no-results-box h3 {
    font-size: 1.4rem;
}

.no-results-box p {
    font-size: 0.95rem;
    max-width: 400px;
    margin-bottom: 10px;
}

/* =========================================
   DETAIL VIEW LAYOUT
   ========================================= */
.detail-container {
    padding-bottom: 60px;
}

.detail-header {
    background-color: var(--bg-card);
    border-bottom: 1px solid var(--border-color);
    padding: 40px 0;
    margin-bottom: 40px;
    transition: background-color 0.4s ease, border-color 0.4s ease;
}

.detail-header-inner {
    display: flex;
    flex-direction: column;
    gap: 25px;
}

.back-btn {
    background: transparent;
    border: none;
    font-weight: 600;
    font-size: 0.85rem;
    color: var(--text-secondary);
    display: flex;
    align-items: center;
    gap: 8px;
    cursor: pointer;
    transition: color 0.2s;
}

.back-btn:hover {
    color: var(--text-primary);
}

.calculator-title-bar {
    display: flex;
    align-items: center;
    gap: 20px;
}

.title-icon-box {
    width: 60px;
    height: 60px;
    border-radius: 16px;
    background-color: var(--text-primary);
    color: var(--accent-gold);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 8px 24px rgba(17, 30, 56, 0.15);
}

body.dark .title-icon-box {
    background-color: var(--accent-gold);
    color: #121829;
    box-shadow: 0 8px 24px rgba(212, 166, 74, 0.2);
}

.title-text-box {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.category-badge {
    font-size: 0.65rem;
    font-weight: 700;
    text-transform: uppercase;
    color: var(--accent-gold);
    letter-spacing: 1px;
}

.title-text-box h2 {
    font-size: 1.75rem;
}

.title-text-box p {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* =========================================
   DASHBOARD GRID STRUCTURE
   ========================================= */
.calc-dashboard-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 3rem;
}

.panel-title {
    font-size: 1.15rem;
    font-weight: 700;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.panel-title .subtitle {
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* sliders wrapper styles */
.sliders-container {
    display: flex;
    flex-direction: column;
    gap: 2.25rem;
}

.slider-group {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.slider-labels-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.slider-labels-row label {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text-primary);
}

.slider-badge {
    background-color: var(--bg-page);
    border: 1px solid var(--border-color);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    color: var(--text-primary);
}

/* Slider Track Overrides */
.slider-group input[type="range"] {
    -webkit-appearance: none;
    appearance: none;
    width: 100%;
    height: 6px;
    background: var(--border-color);
    border-radius: 10px;
    outline: none;
    transition: background 0.3s;
}

.slider-group input[type="range"]::-webkit-slider-thumb {
    -webkit-appearance: none;
    appearance: none;
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--text-primary);
    border: 2.5px solid var(--accent-gold);
    cursor: pointer;
    box-shadow: 0 3px 8px rgba(0,0,0,0.1);
    transition: transform 0.1s;
}

.slider-group input[type="range"]::-webkit-slider-thumb:hover {
    transform: scale(1.2);
}

.slider-group input[type="range"]::-moz-range-thumb {
    width: 20px;
    height: 20px;
    border-radius: 50%;
    background: var(--text-primary);
    border: 2.5px solid var(--accent-gold);
    cursor: pointer;
    box-shadow: 0 3px 8px rgba(0,0,0,0.1);
    transition: transform 0.1s;
}

.slider-group input[type="range"]::-moz-range-thumb:hover {
    transform: scale(1.2);
}

.slider-limits {
    display: flex;
    justify-content: space-between;
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-secondary);
}

/* =========================================
   PREMIUM SUMMARY METRIC CARDS (RIGHT PANE)
   ========================================= */
.calc-panel-right {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.summary-top-card {
    background: var(--glass-bg);
    border: 1px solid var(--border-color);
    border-radius: 24px;
    padding: 30px;
    color: #FFFFFF;
    box-shadow: var(--card-shadow);
    display: flex;
    flex-direction: column;
    gap: 30px;
    position: relative;
    overflow: hidden;
}

/* Glow orb in summary card */
.summary-top-card::after {
    content: '';
    position: absolute;
    bottom: -50px;
    right: -50px;
    width: 150px;
    height: 150px;
    border-radius: 50%;
    background-color: rgba(212, 166, 74, 0.05);
    filter: blur(50px);
    pointer-events: none;
}

.summary-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.summary-label {
    font-size: 0.7rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 1.5px;
    color: var(--accent-gold);
}

.pulse-indicator {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background-color: var(--success-green);
    box-shadow: 0 0 10px var(--success-green);
    animation: pulse 2s infinite;
}

@keyframes pulse {
    0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(22, 163, 74, 0.4); }
    70% { transform: scale(1); box-shadow: 0 0 0 6px rgba(22, 163, 74, 0); }
    100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(22, 163, 74, 0); }
}

.summary-key-metrics {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.metric-block {
    display: flex;
    flex-direction: column;
}

.metric-block .metric-label {
    font-size: 0.8rem;
    color: var(--text-secondary);
}

.metric-block .metric-value {
    font-size: 2.25rem;
    font-weight: 800;
    color: #FFFFFF;
    margin-top: 4px;
}

.metric-sub-row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1.5rem;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
}

.sub-metric {
    display: flex;
    flex-direction: column;
}

.sub-metric .metric-label {
    font-size: 0.7rem;
    color: var(--text-secondary);
}

.metric-value-small {
    font-size: 1.1rem;
    font-weight: 700;
    color: #FFFFFF;
    margin-top: 2px;
}

.gold-text { color: var(--accent-gold) !important; }

/* Donut Chart inside Card */
.summary-pie-wrapper {
    display: flex;
    align-items: center;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    gap: 24px;
}

.chart-canvas-box.pie-box {
    width: 100px;
    height: 100px;
    position: relative;
}

.pie-legend {
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.pie-legend-item {
    font-size: 0.75rem;
    font-weight: 600;
    color: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    gap: 8px;
}

.legend-dot {
    width: 8px;
    height: 8px;
    border-radius: 50%;
}

/* Grid breakdown below top summary */
.breakdown-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}

.breakdown-box {
    background-color: var(--bg-page);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 16px;
    display: flex;
    flex-direction: column;
    justify-content: center;
    transition: background-color 0.4s ease;
}

.breakdown-box .box-label {
    font-size: 0.7rem;
    font-weight: 500;
    color: var(--text-secondary);
    text-transform: uppercase;
}

.breakdown-box .box-value {
    font-size: 1rem;
    font-weight: 750;
    color: var(--text-primary);
    margin-top: 4px;
}

.green-value { color: var(--success-green) !important; }
.gold-value { color: var(--accent-gold) !important; }
.red-value { color: var(--danger-red) !important; }

/* =========================================
   CHARTS & MATHEMATICS EXPLANATIONS
   ========================================= */
.growth-chart-section, .formula-section {
    margin-top: 3rem;
}

.growth-chart-wrapper {
    width: 100%;
    height: 350px;
    position: relative;
    margin-top: 20px;
}

/* Formula representation */
.formula-block {
    background-color: var(--bg-page);
    border: 1px solid var(--border-color);
    border-radius: 14px;
    padding: 20px;
    font-family: monospace;
    font-size: 0.85rem;
    color: var(--text-primary);
    margin-bottom: 20px;
    overflow-x: auto;
    white-space: nowrap;
}

.formula-variables-list {
    list-style: none;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.formula-variables-list li {
    font-size: 0.85rem;
}

.formula-variables-list li strong {
    color: var(--text-primary);
}

/* Asset Class Radio toggles */
.asset-class-wrapper {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.asset-btn {
    flex-grow: 1;
    background-color: var(--bg-page);
    border: 1px solid var(--border-color);
    border-radius: 10px;
    padding: 12px;
    font-size: 0.8rem;
    font-weight: 700;
    cursor: pointer;
    transition: all 0.3s;
    color: var(--text-secondary);
}

.asset-btn.active {
    background-color: var(--text-primary);
    color: var(--accent-gold);
    border-color: var(--text-primary);
}

/* =========================================
   sticky ADVISOR CTA BANNER
   ========================================= */
.consultation-section {
    margin-top: 4rem;
}

.consultation-banner {
    background: var(--glass-bg);
    border: 1px solid var(--border-color);
    border-radius: 30px;
    padding: 50px;
    color: #FFFFFF;
    box-shadow: var(--card-shadow);
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 40px;
    position: relative;
    overflow: hidden;
}

.banner-text {
    max-width: 600px;
    z-index: 10;
}

.banner-text h3 {
    font-size: 1.8rem;
    color: #FFFFFF;
    margin-bottom: 10px;
}

.banner-text p {
    font-size: 0.95rem;
    color: var(--text-secondary);
    line-height: 1.6;
}

.banner-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 15px;
    z-index: 10;
}

.banner-actions .btn-secondary {
    color: #FFFFFF;
    border-color: rgba(255, 255, 255, 0.2);
}

.banner-actions .btn-secondary:hover {
    background-color: rgba(255, 255, 255, 0.05);
    border-color: #FFFFFF;
}

.banner-dec-circle {
    position: absolute;
    bottom: -60px;
    right: -60px;
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 1px solid rgba(255, 255, 255, 0.05);
    pointer-events: none;
}

/* =========================================
   FOOTER (CALCULATORS ONLY)
   ========================================= */
.footer {
    margin-top: 5rem;
    background-color: var(--header-bg);
    padding: 30px 0;
    color: var(--text-secondary);
    text-align: center;
    border-top: 1px solid rgba(255,255,255,0.05);
    transition: background-color 0.4s ease;
}

.footer-inner p {
    font-size: 0.8rem;
}

/* =========================================
   MEDIA QUERY BREAKPOINTS
   ========================================= */
@media (max-width: 992px) {
    .calc-dashboard-grid {
        grid-template-columns: 1fr;
        gap: 3rem;
    }
    
    .consultation-banner {
        flex-direction: column;
        align-items: flex-start;
        padding: 40px;
        gap: 30px;
    }
}

@media (max-width: 768px) {
    .hero-inner h1 { font-size: 2.25rem; }
    .hero-inner p { font-size: 1rem; }
    
    .hamburger { display: flex; }
    
    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background-color: var(--header-bg);
        flex-direction: column;
        gap: 0;
        border-top: 1px solid rgba(255,255,255,0.05);
        border-bottom: 2px solid var(--accent-gold);
        box-shadow: 0 10px 20px rgba(0,0,0,0.1);
    }
    
    .nav-links.active {
        display: flex;
    }
    
    .nav-links a {
        width: 100%;
        padding: 18px 24px;
        border-bottom: 1px solid rgba(255,255,255,0.03);
    }
    
    .theme-btn {
        margin: 15px 24px;
        align-self: flex-start;
    }
    
    .calculator-title-bar {
        flex-direction: column;
        align-items: flex-start;
        gap: 15px;
    }
    
    .title-text-box h2 { font-size: 1.5rem; }
    
    .search-filter-card {
        padding: 16px;
    }
}