/**
 * DYMMO DESIGN SYSTEM - COMPLETE
 * Dual Mode (Individual/Professional) × Dual Theme (Dark/Light)
 * Version: 2.0.0 - Production Ready
 */

/* ============================================
   CUSTOM CSS VARIABLES
   ============================================ */

:root {
    /* === BRAND COLORS === */
    --green-50: #e6fff5;
    --green-100: #b3ffe0;
    --green-200: #80ffcc;
    --green-300: #4dffb8;
    --green-400: #1affa3;
    --green-500: #00dc82;
    --green-600: #00b36b;
    --green-700: #008a54;
    --green-800: #00613c;
    --green-900: #003825;

    --purple-50: #f5e6ff;
    --purple-100: #e0b3ff;
    --purple-200: #cc80ff;
    --purple-300: #b84dff;
    --purple-400: #a31aff;
    --purple-500: #7a4d99;
    --purple-600: #633d7a;
    --purple-700: #4d2e5c;
    --purple-800: #361f3d;
    --purple-900: #20101f;

    /* === NEUTRAL COLORS === */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;
    --gray-950: #0a0a0a;

    /* === TRANSITIONS & EFFECTS === */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
    
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1);
    --shadow-xl: 0 20px 25px -5px rgb(0 0 0 / 0.1);
    --shadow-2xl: 0 25px 50px -12px rgb(0 0 0 / 0.25);

    /* === SPACING === */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;
    --spacing-3xl: 4rem;

    /* === BORDER RADIUS === */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.5rem;
    --radius-2xl: 2rem;
}

/* ============================================
   DARK THEME - PROFESSIONAL MODE
   ============================================ */

body.dark-theme.professional-mode {
    --bg-primary: var(--gray-950);
    --bg-secondary: var(--gray-900);
    --bg-tertiary: var(--gray-800);
    --bg-card: rgba(31, 41, 55, 0.8);
    --bg-glass: rgba(31, 41, 55, 0.4);
    
    --text-primary: #ffffff;
    --text-secondary: var(--gray-300);
    --text-tertiary: var(--gray-400);
    
    --border-primary: var(--gray-800);
    --border-secondary: var(--gray-700);
    
    --gradient-primary: linear-gradient(135deg, var(--green-500), var(--green-400));
    --gradient-hover: linear-gradient(135deg, var(--green-400), var(--green-300));
    --gradient-text: linear-gradient(135deg, var(--green-500), var(--green-400));
    
    --glow-primary: rgba(0, 220, 130, 0.3);
    --glow-secondary: rgba(0, 220, 130, 0.15);
    
    --accent-primary: var(--green-500);
    --accent-secondary: var(--green-600);
    
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

/* ============================================
   DARK THEME - INDIVIDUAL MODE
   ============================================ */

body.dark-theme.individual-mode {
    --bg-primary: var(--gray-950);
    --bg-secondary: var(--gray-900);
    --bg-tertiary: var(--gray-800);
    --bg-card: rgba(31, 41, 55, 0.8);
    --bg-glass: rgba(31, 41, 55, 0.4);
    
    --text-primary: #ffffff;
    --text-secondary: var(--gray-300);
    --text-tertiary: var(--gray-400);
    
    --border-primary: var(--gray-800);
    --border-secondary: var(--gray-700);
    
    --gradient-primary: linear-gradient(135deg, var(--green-500), var(--purple-500));
    --gradient-hover: linear-gradient(135deg, var(--green-400), var(--purple-400));
    --gradient-text: linear-gradient(135deg, var(--green-500), var(--purple-500));
    
    --glow-primary: rgba(0, 220, 130, 0.3);
    --glow-secondary: rgba(122, 77, 153, 0.3);
    
    --accent-primary: var(--green-500);
    --accent-secondary: var(--purple-500);
    
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

/* ============================================
   LIGHT THEME - PROFESSIONAL MODE
   ============================================ */

body.light-theme.professional-mode {
    --bg-primary: #ffffff;
    --bg-secondary: var(--gray-50);
    --bg-tertiary: var(--gray-100);
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-glass: rgba(255, 255, 255, 0.7);
    
    --text-primary: var(--gray-950);
    --text-secondary: var(--gray-700);
    --text-tertiary: var(--gray-600);
    
    --border-primary: var(--gray-200);
    --border-secondary: var(--gray-300);
    
    --gradient-primary: linear-gradient(135deg, var(--green-500), var(--green-600));
    --gradient-hover: linear-gradient(135deg, var(--green-600), var(--green-700));
    --gradient-text: linear-gradient(135deg, var(--green-600), var(--green-700));
    
    --glow-primary: rgba(0, 220, 130, 0.2);
    --glow-secondary: rgba(0, 220, 130, 0.1);
    
    --accent-primary: var(--green-600);
    --accent-secondary: var(--green-700);
    
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

/* ============================================
   LIGHT THEME - INDIVIDUAL MODE
   ============================================ */

body.light-theme.individual-mode {
    --bg-primary: #ffffff;
    --bg-secondary: var(--gray-50);
    --bg-tertiary: var(--gray-100);
    --bg-card: rgba(255, 255, 255, 0.9);
    --bg-glass: rgba(255, 255, 255, 0.7);
    
    --text-primary: var(--gray-950);
    --text-secondary: var(--gray-700);
    --text-tertiary: var(--gray-600);
    
    --border-primary: var(--gray-200);
    --border-secondary: var(--gray-300);
    
    --gradient-primary: linear-gradient(135deg, var(--green-600), var(--purple-600));
    --gradient-hover: linear-gradient(135deg, var(--green-700), var(--purple-700));
    --gradient-text: linear-gradient(135deg, var(--green-600), var(--purple-600));
    
    --glow-primary: rgba(0, 220, 130, 0.2);
    --glow-secondary: rgba(122, 77, 153, 0.2);
    
    --accent-primary: var(--green-600);
    --accent-secondary: var(--purple-600);
    
    background-color: var(--bg-primary);
    color: var(--text-primary);
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

.fira-code {
    font-family: "Fira Code", "JetBrains Mono", "Courier New", monospace;
    font-optical-sizing: auto;
}

.fira-sans {
    font-family: "Fira Sans Extra Condensed", -apple-system, BlinkMacSystemFont, sans-serif;
}

/* ============================================
   COMPONENT STYLES
   ============================================ */

/* Glass Effect */
.dymmo-glass {
    background: var(--bg-glass);
    backdrop-filter: blur(12px) saturate(180%);
    border: 1px solid var(--border-primary);
}

/* Cards */
.dymmo-card {
    background: var(--bg-card);
    border: 1px solid var(--border-primary);
    backdrop-filter: blur(10px);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
}

.dymmo-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gradient-primary);
    background-size: 200% 100%;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.dymmo-card:hover::before {
    opacity: 1;
    animation: gradient-flow 3s ease infinite;
}

.dymmo-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 20px 40px var(--glow-primary);
    border-color: var(--accent-primary);
}

/* Buttons */
.dymmo-btn-primary {
    background: var(--gradient-primary);
    transition: var(--transition-base);
    position: relative;
    overflow: hidden;
    border: none;
    cursor: pointer;
    font-weight: 700;
}

body.light-theme .dymmo-btn-primary {
    color: white;
}

body.dark-theme.professional-mode .dymmo-btn-primary {
    color: var(--gray-950);
}

body.dark-theme.individual-mode .dymmo-btn-primary {
    color: white;
}

.dymmo-btn-primary::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.3), transparent);
    transition: left 0.5s;
}

.dymmo-btn-primary:hover::before {
    left: 100%;
}

.dymmo-btn-primary:hover {
    box-shadow: 0 0 30px var(--glow-primary), 0 10px 25px var(--glow-secondary);
    transform: translateY(-2px);
    background: var(--gradient-hover);
}

.dymmo-btn-primary:active {
    transform: scale(0.98);
}

/* Gradient Text */
.dymmo-gradient-text {
    background: var(--gradient-text);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    background-size: 200% 100%;
}

/* Badges */
.dymmo-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
    transition: var(--transition-base);
}

.dymmo-badge-success {
    background: var(--glow-secondary);
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
}

body.dark-theme.individual-mode .dymmo-badge-success {
    background: var(--glow-secondary);
    color: var(--accent-primary);
    border: 1px solid var(--accent-primary);
}

.dymmo-badge-info {
    background: rgba(59, 130, 246, 0.2);
    color: #3b82f6;
    border: 1px solid rgba(59, 130, 246, 0.3);
}

body.light-theme .dymmo-badge-info {
    background: rgba(59, 130, 246, 0.15);
    color: #2563eb;
    border: 1px solid rgba(59, 130, 246, 0.4);
}

.dymmo-badge-warning {
    background: rgba(251, 191, 36, 0.2);
    color: #fbbf24;
    border: 1px solid rgba(251, 191, 36, 0.3);
}

body.light-theme .dymmo-badge-warning {
    background: rgba(251, 191, 36, 0.15);
    color: #f59e0b;
    border: 1px solid rgba(251, 191, 36, 0.4);
}

/* Shadows */
.dymmo-shadow-glow {
    box-shadow: 0 0 20px var(--glow-primary);
}

body.individual-mode .dymmo-shadow-glow-purple {
    box-shadow: 0 0 20px var(--glow-secondary);
}

/* ============================================
   ANIMATIONS
   ============================================ */

@keyframes gradient-flow {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes gradient-shift {
    0%, 100% { background-position: 0% 50%; }
    50% { background-position: 100% 50%; }
}

@keyframes float {
    0%, 100% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
}

@keyframes float-particle {
    0%, 100% {
        transform: translateY(0) translateX(0);
    }
    25% {
        transform: translateY(-100px) translateX(50px);
    }
    50% {
        transform: translateY(-50px) translateX(-50px);
    }
    75% {
        transform: translateY(-150px) translateX(100px);
    }
}

@keyframes spin {
    to { transform: rotate(360deg); }
}

/* Animated Background */
.dymmo-animated-bg {
    background: var(--gradient-primary);
    background-size: 200% 200%;
    animation: gradient-shift 8s ease infinite;
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

.dymmo-transition {
    transition: var(--transition-base);
}

/* Grid Pattern */
.grid-pattern {
    background-image:
        linear-gradient(var(--border-primary) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-primary) 1px, transparent 1px);
    background-size: 50px 50px;
}

body.light-theme .grid-pattern {
    opacity: 0.5;
}

/* Particles */
.particles {
    position: absolute;
    width: 100%;
    height: 100%;
    overflow: hidden;
    pointer-events: none;
}

.particle {
    position: absolute;
    width: 4px;
    height: 4px;
    background: var(--accent-primary);
    border-radius: 50%;
    animation: float-particle 20s infinite;
    opacity: 0.3;
}

body.individual-mode .particle:nth-child(even) {
    background: var(--accent-secondary);
}

/* ============================================
   SCROLLBAR
   ============================================ */

::-webkit-scrollbar {
    width: 10px;
    height: 10px;
}

::-webkit-scrollbar-track {
    background: var(--bg-secondary);
}

::-webkit-scrollbar-thumb {
    background: var(--gradient-primary);
    border-radius: 5px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gradient-hover);
}

/* ============================================
   RESPONSIVE
   ============================================ */

@media (max-width: 768px) {
    :root {
        --spacing-xl: 1.5rem;
        --spacing-2xl: 2rem;
        --spacing-3xl: 3rem;
    }
}

/* ============================================
   PRINT STYLES
   ============================================ */

@media print {
    .dymmo-video-player,
    .dymmo-fab,
    nav,
    .particle,
    .grid-pattern {
        display: none;
    }
    
    body {
        background: white;
        color: black;
    }
}

/* ============================================
   FOCUS STATES (Accessibility)
   ============================================ */

*:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

button:focus-visible,
a:focus-visible,
input:focus-visible,
textarea:focus-visible {
    outline: 2px solid var(--accent-primary);
    outline-offset: 2px;
}

/* ============================================
   MODE SWITCH LOADER
   ============================================ */

.mode-switch-loader {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.85);
    backdrop-filter: blur(10px);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s ease;
}

.mode-switch-loader.active {
    opacity: 1;
    pointer-events: all;
}

.mode-loader-content {
    text-align: center;
    transform: scale(0.8);
    transition: transform 0.3s ease;
}

.mode-switch-loader.active .mode-loader-content {
    transform: scale(1);
}

.mode-loader-spinner {
    width: 80px;
    height: 80px;
    margin: 0 auto 24px;
    position: relative;
}

.mode-loader-spinner::before,
.mode-loader-spinner::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    border: 4px solid transparent;
    animation: spin-loader 1s linear infinite;
}

.mode-loader-spinner::before {
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    border-top-color: var(--accent-primary);
    border-right-color: var(--accent-primary);
}

.mode-loader-spinner::after {
    top: 10px;
    left: 10px;
    right: 10px;
    bottom: 10px;
    border-top-color: var(--accent-secondary);
    border-right-color: var(--accent-secondary);
    animation-duration: 0.7s;
    animation-direction: reverse;
}

@keyframes spin-loader {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.mode-loader-text {
    font-size: 1.5rem;
    font-weight: 700;
    color: white;
    margin-bottom: 8px;
    background: linear-gradient(135deg, var(--accent-primary), var(--accent-secondary));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.mode-loader-subtext {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    font-weight: 500;
}

.mode-loader-icon {
    font-size: 3rem;
    margin-bottom: 16px;
    animation: bounce-icon 0.6s ease infinite alternate;
}

@keyframes bounce-icon {
    0% { transform: translateY(0); }
    100% { transform: translateY(-10px); }
}

/* Toast Progress Bar Animation */
@keyframes toast-progress {
    0% { width: 100%; opacity: 1; }
    90% { opacity: 1; }
    100% { width: 0%; opacity: 0; }
}