/* 1. Default Dark Mode */
:root {
    --bg-base: #0a0a0a;
    --text-main: #ededed;
    --text-muted: #666666;
    --border-color: #333333;
    --x-blue: #1d9bf0;
    --x-blue-glow: rgba(29, 155, 240, 0.15);
    --surface-bg: rgba(10, 10, 10, 0.6);
    --input-bg: rgba(255, 255, 255, 0.02);
}

/* 2. Forced Light Mode (Triggered by JS Toggle) */
body.light-mode {
    --bg-base: #f5f8fa;
    --text-main: #0f1419;
    --text-muted: #536471;
    --border-color: #cfd9de;
    --x-blue: #1d9bf0;
    --x-blue-glow: rgba(29, 155, 240, 0.1);
    --surface-bg: rgba(255, 255, 255, 0.8);
    --input-bg: rgba(0, 0, 0, 0.02);
}

/* 3. Global Styles */
body {
    margin: 0;
    background-color: var(--bg-base);
    color: var(--text-main);
    font-family: 'JetBrains Mono', monospace;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-image: radial-gradient(circle at center, transparent 0%, var(--bg-base) 80%), 
                      radial-gradient(circle, var(--border-color) 1px, transparent 1px);
    background-size: 100% 100%, 20px 20px;
    transition: background-color 0.3s, color 0.3s;
}

.container {
    width: 100%;
    max-width: 600px;
    padding: 2rem;
    z-index: 1;
    background: var(--surface-bg);
    backdrop-filter: blur(10px);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    box-sizing: border-box;
    transition: background 0.3s, border-color 0.3s;
}

/* Header & Theme Toggle */
.header-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

h1 {
    font-size: 1.5rem;
    margin: 0;
    letter-spacing: 2px;
}

.theme-btn {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-main);
    font-size: 1rem;
    cursor: pointer;
    padding: 6px 10px;
    border-radius: 6px;
    transition: all 0.2s;
}

.theme-btn:hover {
    border-color: var(--x-blue);
    background: var(--surface-bg);
}

.subtitle {
    color: var(--text-muted);
    font-size: 0.85rem;
    margin: 0 0 2rem 0;
}

/* Tabs */
.tabs {
    display: flex;
    gap: 10px;
    margin-bottom: 2rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 10px;
    overflow-x: auto;
}

.tab-btn {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    cursor: pointer;
    padding: 8px 12px;
    transition: all 0.2s;
    border-bottom: 2px solid transparent;
}

.tab-btn:hover { color: var(--text-main); }
.tab-btn.active { color: var(--text-main); border-bottom-color: var(--x-blue); }

/* Inputs */
.intent-section { display: none; animation: fadeIn 0.3s ease forwards; }
.intent-section.active { display: block; }
.intent-section.hidden { display: none; }

.input-group {
    margin-bottom: 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.input-group label {
    font-size: 0.75rem;
    color: var(--x-blue);
    text-transform: uppercase;
    letter-spacing: 1px;
}

.terminal-input {
    background: var(--input-bg);
    border: 1px solid var(--border-color);
    color: var(--text-main);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.9rem;
    padding: 12px;
    outline: none;
    border-radius: 4px;
    transition: border-color 0.3s, background 0.3s, color 0.3s;
    resize: vertical;
    width: 100%;
    box-sizing: border-box;
}

.terminal-input:focus {
    border-color: var(--x-blue);
    background: rgba(29, 155, 240, 0.05);
}

.terminal-input::placeholder { color: var(--text-muted); opacity: 0.7; }

/* Output Area */
.output-container {
    margin-top: 2rem;
    padding-top: 1.5rem;
    border-top: 1px dashed var(--border-color);
    display: flex;
    align-items: center;
    gap: 10px;
}

.prefix { color: var(--text-muted); }

.final-output {
    flex-grow: 1;
    background: transparent;
    border: none;
    color: var(--text-main);
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.85rem;
    outline: none;
    width: 100%;
}

.copy-btn {
    background: var(--x-blue);
    border: none;
    color: #fff;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.75rem;
    padding: 8px 16px;
    cursor: pointer;
    border-radius: 4px;
    transition: background 0.2s;
}

.copy-btn:hover { background: #1a8cd8; }
.copy-btn.success { background: #00ba7c; }

/* Fixed Modal Overlay */
.modal {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(4px);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 100;
    opacity: 1;
    transition: opacity 0.3s;
}

.modal.hidden { opacity: 0; pointer-events: none; }

.modal-content {
    background: var(--surface-bg);
    border: 1px solid var(--border-color);
    padding: 2rem;
    text-align: center;
    border-radius: 8px;
    color: var(--text-main);
}

.modal .subtext { color: var(--text-muted); font-size: 0.85rem; margin-bottom: 1.5rem; }
.modal-actions { display: flex; gap: 10px; justify-content: center; }

.btn {
    padding: 8px 16px;
    font-family: 'JetBrains Mono', monospace;
    font-size: 0.8rem;
    text-decoration: none;
    cursor: pointer;
    border: 1px solid transparent;
    border-radius: 4px;
}
.btn-blue { background: var(--x-blue); color: #fff; }
.btn-ghost { background: transparent; color: var(--text-main); border-color: var(--border-color); }

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(5px); }
    to { opacity: 1; transform: translateY(0); }
}