/* ========================================
     VALUTORIA LTD - THEME SYSTEM
     Light/Dark Mode Support | CSS Variables
     ======================================== */

:root {
    /* Light Theme (Default) */
    --theme-bg-primary: #ffffff;
    --theme-bg-surface: #ffffff;
    --theme-bg-glass: rgba(0, 0, 0, 0.05);
    --theme-text-primary: #1e293b;
    --theme-text-secondary: #475569;
    --theme-text-muted: #6b7280;
    --theme-border-color: rgba(0, 0, 0, 0.1);
    --theme-border-light: rgba(0, 0, 0, 0.15);
}

[data-theme="dark"] {
    /* Dark Theme */
    --theme-bg-primary: #0f172a;
    --theme-bg-surface: #0f172a;
    --theme-bg-glass: rgba(255, 255, 255, 0.05);
    --theme-text-primary: #ffffff;
    --theme-text-secondary: #e2e8f0;
    --theme-text-muted: #94a3b8;
    --theme-border-color: rgba(255, 255, 255, 0.1);
    --theme-border-light: rgba(255, 255, 255, 0.15);
}

/* ========================================
     THEME AWARE CLASSES
     ======================================== */

body {
    background-color: var(--theme-bg-primary);
    color: var(--theme-text-primary);
    transition: background-color 0.3s ease, color 0.3s ease;
}

.scene-bg {
    background-color: var(--theme-bg-surface);
    transition: background-color 0.3s ease;
}

.navbar-elite {
    background-color: var(--theme-bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border-bottom: 1px solid var(--theme-border-color);
    transition: background-color 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;
}

.hero-section {
    background-color: var(--theme-bg-surface);
    transition: background-color 0.3s ease;
}

.hero-badge,
.btn-ghost {
    background: var(--theme-bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--theme-border-color);
    color: var(--theme-text-primary);
    transition: background-color 0.3s ease, border-color 0.3s ease, color 0.3s ease, backdrop-filter 0.3s ease;
}

.btn-ghost:hover {
    background-color: var(--theme-border-color);
}

/* Theme Toggle Button */
.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: var(--theme-bg-glass);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid var(--theme-border-color);
    color: var(--theme-text-primary);
    cursor: pointer;
    transition: all 0.3s ease;
}

.theme-toggle:hover {
    background-color: var(--theme-border-light);
    transform: scale(1.05);
}

.theme-toggle i {
    font-size: 16px;
}

[data-theme="dark"] .theme-toggle i {
    color: #ffd700;
}

[data-theme="light"] .theme-toggle i {
    color: #4a90e2;
}