/* ============================================
   EVRINT AI - Design System
   Glassmorphic Dark Theme
   ============================================ */

@import url('https://fonts.googleapis.com/css2?family=Audiowide&family=Inter:wght@300;400;500;600;700&family=JetBrains+Mono:wght@400;500&family=Orbitron:wght@400;500;600;700&display=swap');

:root {
    /* Deep Black */
    --black: #000000;
    --black-light: #050508;
    --black-medium: #0a0a0e;
    --black-soft: #101015;

    /* Glass */
    --glass-bg: rgba(255, 255, 255, 0.02);
    --glass-border: rgba(255, 255, 255, 0.06);
    --glass-hover: rgba(255, 255, 255, 0.04);
    --glass-active: rgba(255, 255, 255, 0.08);

    /* Accent */
    --accent: #3b82f6;
    --accent-soft: rgba(59, 130, 246, 0.15);
    --accent-glow: rgba(59, 130, 246, 0.25);

    /* Text */
    --white: #ffffff;
    --gray-100: #f1f1f1;
    --gray-200: #d4d4d4;
    --gray-300: #a3a3a3;
    --gray-400: #737373;
    --gray-500: #525252;
    --gray-600: #404040;

    /* Status */
    --green: #22c55e;
    --red: #ef4444;
    --yellow: #eab308;
    --success: #22c55e;
    --danger: #ef4444;
    --warning: #f59e0b;

    /* Background (for settings) */
    --bg-primary: #000000;
    --bg-secondary: #0a0a0e;
    --bg-tertiary: #101015;
    --text-primary: #ffffff;
    --text-secondary: #a3a3a3;
    --text-muted: #525252;
    --border-color: rgba(255, 255, 255, 0.08);

    /* Font */
    --font: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-display: 'Audiowide', sans-serif;
    --mono: 'JetBrains Mono', monospace;

    /* Radius */
    --r-sm: 8px;
    --r-md: 12px;
    --r-lg: 16px;
    --r-xl: 24px;

    /* Transition */
    --ease: cubic-bezier(0.4, 0, 0.2, 1);
    --fast: 150ms;
    --normal: 300ms;
}

/* Light Theme */
body.theme-light,
[data-theme="light"] {
    --black: #f5f5f5;
    --black-light: #fafafa;
    --black-medium: #f0f0f0;
    --black-soft: #e5e5e5;
    --glass-bg: rgba(0, 0, 0, 0.02);
    --glass-border: rgba(0, 0, 0, 0.08);
    --glass-hover: rgba(0, 0, 0, 0.04);
    --glass-active: rgba(0, 0, 0, 0.08);
    --white: #1a1a1a;
    --gray-100: #2a2a2a;
    --gray-200: #3a3a3a;
    --gray-300: #555;
    --gray-400: #777;
    --gray-500: #999;
    --gray-600: #bbb;
    --bg-primary: #f5f5f5;
    --bg-secondary: #ffffff;
    --bg-tertiary: #e8e8e8;
    --text-primary: #1a1a1a;
    --text-secondary: #555;
    --text-muted: #888;
    --border-color: rgba(0, 0, 0, 0.1);
}

body.theme-light {
    background: #f5f5f5;
    color: #1a1a1a;
}

/* Font Sizes */
body.font-small {
    font-size: 14px;
}

body.font-medium {
    font-size: 16px;
}

body.font-large {
    font-size: 18px;
}

/* Toast Animations */
@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

*,
*::before,
*::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: var(--font);
    background: var(--black);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

a {
    color: var(--accent);
    text-decoration: none;
    transition: opacity var(--fast) var(--ease);
}

a:hover {
    opacity: 0.8;
}

/* Glass Components */
.glass {
    background: var(--glass-bg);
    backdrop-filter: blur(40px);
    -webkit-backdrop-filter: blur(40px);
    border: 1px solid var(--glass-border);
}

.glass-strong {
    background: rgba(10, 10, 14, 0.85);
    backdrop-filter: blur(60px);
    -webkit-backdrop-filter: blur(60px);
    border: 1px solid var(--glass-border);
}

/* Typography */
h1 {
    font-size: 3.5rem;
    font-weight: 600;
    letter-spacing: -0.03em;
    line-height: 1.1;
}

h2 {
    font-size: 2rem;
    font-weight: 600;
    letter-spacing: -0.02em;
}

h3 {
    font-size: 1.25rem;
    font-weight: 500;
}

.gradient-text {
    background: linear-gradient(135deg, var(--white) 0%, var(--accent) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 10px;
    padding: 14px 28px;
    font-family: var(--font);
    font-size: 0.9375rem;
    font-weight: 600;
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all var(--normal) var(--ease);
    text-decoration: none;
    position: relative;
    overflow: hidden;
}

.btn-primary {
    background: linear-gradient(135deg, #8b5cf6 0%, #3b82f6 50%, #22c55e 100%);
    color: var(--white);
    box-shadow: 0 4px 20px rgba(59, 130, 246, 0.4), inset 0 1px 0 rgba(255, 255, 255, 0.2);
    border: 1px solid rgba(255, 255, 255, 0.1);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 30px rgba(59, 130, 246, 0.5), inset 0 1px 0 rgba(255, 255, 255, 0.2);
}

.btn-primary:active {
    transform: translateY(-1px);
}

.btn-glass {
    background: rgba(255, 255, 255, 0.05);
    color: var(--white);
    border: 1px solid rgba(255, 255, 255, 0.15);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
}

.btn-glass:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: rgba(255, 255, 255, 0.25);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.3);
}

.btn-ghost {
    background: rgba(255, 255, 255, 0.03);
    color: var(--gray-200);
    padding: 12px 20px;
    border: 1px solid rgba(255, 255, 255, 0.08);
    backdrop-filter: blur(10px);
}

.btn-ghost:hover {
    background: rgba(255, 255, 255, 0.08);
    border-color: rgba(255, 255, 255, 0.15);
    color: var(--white);
}

/* Inputs */
.input {
    width: 100%;
    padding: 14px 18px;
    font-family: var(--font);
    font-size: 0.9375rem;
    color: var(--white);
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-md);
    backdrop-filter: blur(20px);
    outline: none;
    transition: all var(--fast) var(--ease);
}

.input::placeholder {
    color: var(--gray-500);
}

.input:focus {
    border-color: var(--accent);
    box-shadow: 0 0 0 3px var(--accent-soft);
}

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

/* Scrollbar */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: transparent;
}

::-webkit-scrollbar-thumb {
    background: var(--gray-600);
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

::selection {
    background: var(--accent-soft);
    color: var(--white);
}

/* Utils */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    border: 0;
}

/* Animations */
@keyframes float {

    0%,
    100% {
        transform: translateY(0) rotate(0deg);
    }

    50% {
        transform: translateY(-20px) rotate(2deg);
    }
}

@keyframes pulse {

    0%,
    100% {
        opacity: 0.4;
        transform: scale(1);
    }

    50% {
        opacity: 0.8;
        transform: scale(1.05);
    }
}

@keyframes shimmer {
    0% {
        background-position: -200% 0;
    }

    100% {
        background-position: 200% 0;
    }
}

@keyframes fadeUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes glow {

    0%,
    100% {
        filter: blur(60px) brightness(1);
    }

    50% {
        filter: blur(80px) brightness(1.2);
    }
}

@keyframes orbit {
    from {
        transform: rotate(0deg) translateX(150px) rotate(0deg);
    }

    to {
        transform: rotate(360deg) translateX(150px) rotate(-360deg);
    }
}

/* Copy Button */
.msg-bubble {
    position: relative;
}

.copy-btn {
    position: absolute;
    bottom: 4px;
    right: 4px;
    background: var(--glass-hover);
    border: 1px solid var(--glass-border);
    border-radius: var(--r-sm);
    padding: 4px 6px;
    cursor: pointer;
    opacity: 0;
    transition: opacity 0.2s, background 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
}

.msg-bubble:hover .copy-btn {
    opacity: 1;
}

.copy-btn:hover {
    background: var(--glass-active);
}

.copy-btn svg {
    stroke: var(--gray-300);
}

.copy-btn:hover svg {
    stroke: var(--white);
}

/* Generated Image Container */
.image-container {
    position: relative;
    min-height: 200px;
    margin-top: 12px;
    border-radius: var(--r-md);
    overflow: hidden;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
}

.image-container .image-loading {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 16px;
    background: linear-gradient(135deg, var(--black-medium), var(--black-soft));
    z-index: 1;
    transition: opacity 0.3s ease;
}

.image-container .image-loading span {
    color: var(--gray-200);
    font-size: 14px;
}

.image-container.loaded .image-loading,
.image-container.error .image-loading {
    opacity: 0;
    pointer-events: none;
}

.image-container .generated-image {
    width: 100%;
    display: block;
    border-radius: var(--r-md);
    opacity: 0;
    transition: opacity 0.5s ease;
}

.image-container.loaded .generated-image {
    opacity: 1;
}

.image-container.error::after {
    content: '❌ Failed to generate image';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    color: var(--red);
}

/* Spinner Animation */
.image-spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--glass-border);
    border-top-color: var(--accent);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

@keyframes shimmer {
    0% {
        background-position: 200% 0;
    }

    100% {
        background-position: -200% 0;
    }
}