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

:root {
    --primary-color: #6366f1;
    --primary-dark: #4f46e5;
    --secondary-color: #f1f5f9;
    --accent-color: #0ea5e9;
    --success-color: #10b981;
    --warning-color: #f59e0b;
    --error-color: #ef4444;
    --text-primary: #0f172a;
    --text-secondary: #64748b;
    --text-light: #94a3b8;
    --bg-primary: #ffffff;
    --bg-secondary: #f8fafc;
    --border-color: #e2e8f0;
    --border-light: #f1f5f9;
    --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);
    --radius-sm: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
}

html.dark {
    --primary-color: #818cf8;
    --bg-dark: #0B0B0F;
    --bg-secondary-dark: #1A1A1E;
    --bg-tertiary-dark: #2C2C32;
    --border-dark: #2D2D34;
    --text-primary-dark: #F8F8F8;
    --text-secondary-dark: #A0A0A9;
    --text-tertiary-dark: #6C6C74;
    --shadow-dark: 0 0 20px rgba(0,0,0,0.2);
}

body {
    font-family: 'Inter', sans-serif;
    line-height: 1.6;
    background-color: var(--bg-primary);
    color: var(--text-primary);
    transition: background-color 0.3s, color 0.3s;
}

html.dark body {
    background-color: var(--bg-dark);
    color: var(--text-primary-dark);
}

html.dark body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 500px;
    background: radial-gradient(ellipse at top, rgba(49, 130, 206, 0.1), transparent 70%);
    z-index: 0;
    pointer-events: none;
}

#app {
    position: relative;
    z-index: 1;
}

/* Navigation */
.navbar {
    background: transparent;
    border-bottom: 1px solid transparent;
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    transition: all 0.3s ease;
}

html.dark .navbar {
    border-bottom-color: var(--border-dark);
}

.nav-container {
    max-width: 1400px;
    margin: 0 auto;
    padding: 0 2rem;
    display: grid;
    grid-template-columns: 1fr auto 1fr;
    align-items: center;
    height: 4.5rem;
}

.nav-left {
    justify-self: start;
}
.nav-menu {
    justify-self: center;
}
.nav-auth {
    justify-self: end;
}

.nav-brand {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-weight: 600;
    font-size: 1.25rem;
    color: var(--text-primary-dark);
    text-decoration: none;
}

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

.nav-link {
    text-decoration: none;
    color: var(--text-secondary-dark);
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav-link:hover {
    color: var(--text-primary-dark);
}

.nav-auth {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.hamburger { display: none; }

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.65rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    border-radius: var(--radius-md);
    text-decoration: none;
    border: 1px solid transparent;
    cursor: pointer;
    transition: all 0.2s ease;
    white-space: nowrap;
}

.btn-primary {
    background: var(--primary-color);
    color: var(--bg-dark);
    border-color: var(--primary-color);
}
.btn-primary:hover {
    filter: brightness(1.1);
}

.btn-secondary {
    background: var(--bg-secondary-dark);
    color: var(--text-primary-dark);
    border-color: var(--border-dark);
}
.btn-secondary:hover {
    border-color: var(--text-secondary-dark);
}

/* Main Content */
#main-content {
    margin-top: 4.5rem;
    min-height: calc(100vh - 4.5rem);
}

/* AI Builder Page */
.ai-builder-page {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 1rem;
    text-align: center;
    min-height: calc(100vh - 4.5rem);
}

.builder-content {
    max-width: 700px;
    width: 100%;
}

.builder-content h1 {
    font-size: 3rem;
    font-weight: 600;
    margin-bottom: 1rem;
}

.builder-content .subtitle {
    font-size: 1.125rem;
    color: var(--text-secondary-dark);
    margin-bottom: 2.5rem;
}

.prompt-wrapper {
    background: var(--bg-secondary-dark);
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-lg);
    padding: 1rem;
    text-align: left;
    box-shadow: var(--shadow-dark);
}

.prompt-textarea {
    width: 100%;
    background: transparent;
    border: none;
    color: var(--text-primary-dark);
    font-size: 1rem;
    font-family: 'Inter', sans-serif;
    resize: none;
    min-height: 80px;
}
.prompt-textarea:focus {
    outline: none;
}
.prompt-textarea::placeholder {
    color: var(--text-tertiary-dark);
}

.prompt-actions {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-top: 1rem;
    padding-top: 1rem;
    border-top: 1px solid var(--border-dark);
}

.prompt-icons button {
    background: none;
    border: none;
    color: var(--text-secondary-dark);
    cursor: pointer;
    font-size: 1rem;
    padding: 0.5rem;
    transition: color 0.2s;
}
.prompt-icons button:hover {
    color: var(--text-primary-dark);
}

.import-section {
    margin: 2rem 0;
    color: var(--text-tertiary-dark);
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
}
.import-section::before, .import-section::after {
    content: '';
    flex: 1;
    height: 1px;
    background: var(--border-dark);
    max-width: 150px;
}

.import-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    margin-top: 1rem;
}

.suggestion-chips {
    margin-top: 2.5rem;
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 0.75rem;
}

.suggestion-chip {
    background: var(--bg-secondary-dark);
    color: var(--text-secondary-dark);
    border: 1px solid var(--border-dark);
    padding: 0.5rem 1rem;
    border-radius: 999px;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all 0.2s;
}
.suggestion-chip:hover, .suggestion-chip.selected {
    background: var(--bg-tertiary-dark);
    color: var(--text-primary-dark);
    border-color: var(--text-secondary-dark);
}

/* Forms (Login/Register) */
.form-page {
    display: flex;
    align-items: center;
    justify-content: center;
    min-height: calc(100vh - 4.5rem);
}
.form-container {
    max-width: 420px;
    width: 100%;
    margin: 2rem 1rem;
    padding: 2.5rem;
    background: var(--bg-secondary-dark);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-dark);
    box-shadow: var(--shadow-dark);
}
.form-container h2 { text-align: center; margin-bottom: 1rem; }
.form-container p { text-align: center; margin-bottom: 2rem; color: var(--text-secondary-dark); }

.form-group { margin-bottom: 1.5rem; }
.form-label { display: block; margin-bottom: 0.5rem; font-weight: 500; color: var(--text-secondary-dark); }
.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1px solid var(--border-dark);
    border-radius: var(--radius-md);
    font-size: 0.875rem;
    background-color: var(--bg-dark);
    color: var(--text-primary-dark);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.form-input:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(129, 140, 248, 0.2);
}

/* Dashboard */
.dashboard { padding: 2rem 0; }
.container { max-width: 1200px; margin: 0 auto; padding: 0 1rem; }
.dashboard-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 2rem; flex-wrap: wrap; gap: 1rem; }
.dashboard-title { font-size: 2rem; font-weight: 700; }
.dashboard-stats { display: grid; grid-template-columns: repeat(auto-fit, minmax(200px, 1fr)); gap: 1.5rem; margin-bottom: 2rem; }
.stat-card {
    background: var(--bg-secondary-dark);
    padding: 1.5rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-dark);
}
.stat-value { font-size: 2rem; font-weight: 700; color: var(--primary-color); }
.stat-label { color: var(--text-secondary-dark); font-size: 0.875rem; margin-top: 0.5rem; }
.websites-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(300px, 1fr)); gap: 1.5rem; }
.website-card {
    background: var(--bg-secondary-dark);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-dark);
    overflow: hidden;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
}
.website-card:hover { transform: translateY(-2px); border-color: var(--text-secondary-dark); }
.website-preview { height: 200px; background: var(--bg-dark); display: flex; align-items: center; justify-content: center; color: var(--text-tertiary-dark); font-size: 3rem; }
.website-info { padding: 1.5rem; }
.website-title { font-size: 1.125rem; font-weight: 600; margin-bottom: 0.5rem; }
.website-meta { color: var(--text-secondary-dark); font-size: 0.875rem; margin-bottom: 1rem; }
.website-actions { display: flex; gap: 0.5rem; flex-wrap: wrap; }

/* Preview Page */
.preview-container { overflow-x:hidden;width: 100%;padding: 5px; height: calc(100vh - 4.5rem); display: flex; flex-direction: column; }
.preview-toolbar { background: var(--bg-dark); border-bottom: 1px solid var(--border-dark); padding: 1rem; display: flex; justify-content: space-between; align-items: center; }
.preview-frame { flex: 1; border: none; width: 100%; background: white; }

/* Generation Page */
.generation-page {
    display: flex;
    flex-direction: column;
    height: calc(100vh - 4.5rem);
    background-color: #111217;
    color: var(--text-primary-dark);
}

.generation-topbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0.75rem 1.5rem;
    border-bottom: 1px solid var(--border-dark);
    flex-shrink: 0;
}

.topbar-left {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.btn-icon {
    background: none;
    border: 1px solid var(--border-dark);
    color: var(--text-secondary-dark);
    width: 36px;
    height: 36px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    cursor: pointer;
    font-size: 1rem;
}
.btn-icon:hover {
    background-color: var(--bg-secondary-dark);
}

.toggle-switch {
    display: flex;
    background-color: var(--bg-secondary-dark);
    border-radius: var(--radius-md);
    padding: 4px;
    border: 1px solid var(--border-dark);
}

.toggle-btn {
    background: transparent;
    border: none;
    color: var(--text-secondary-dark);
    padding: 0.5rem 1rem;
    border-radius: var(--radius-sm);
    cursor: pointer;
    font-weight: 500;
    transition: all 0.2s ease;
}

.toggle-btn.active {
    background-color: var(--bg-tertiary-dark);
    color: var(--text-primary-dark);
}

.generation-content {
    flex-grow: 1;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.generation-preview-placeholder {
    text-align: center;
    color: var(--text-secondary-dark);
}

.b-logo {
    width: 60px;
    height: 60px;
    margin-bottom: 1.5rem;
    opacity: 0.5;
    animation: pulse 2s infinite ease-in-out;
}

.generation-preview-placeholder p {
    font-size: 1.125rem;
    font-weight: 500;
}

@keyframes pulse {
    0% { transform: scale(1); opacity: 0.5; }
    50% { transform: scale(1.05); opacity: 0.7; }
    100% { transform: scale(1); opacity: 0.5; }
}

.generation-code-view {
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: #111217;
    padding: 1rem;
    overflow: auto;
}
.generation-code-view pre {
    height: 100%;
    margin: 0;
}
.generation-code-view code {
    font-family: 'SF Mono', 'Fira Code', 'Fira Mono', 'Roboto Mono', monospace;
    color: #a9b7c6;
    font-size: 0.875rem;
}

.generation-footer {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: 2rem;
    padding: 1rem;
    border-top: 1px solid var(--border-dark);
    flex-shrink: 0;
}

.footer-link {
    color: var(--text-secondary-dark);
    text-decoration: none;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color 0.2s ease;
}
.footer-link:hover {
    color: var(--text-primary-dark);
}


/* Loading & Toast */
.loading-overlay { background: rgba(0, 0, 0, 0.8); z-index: 9999; }
.loading-spinner { text-align: center; color: white; }
.loading-spinner i { font-size: 3rem; margin-bottom: 1rem; color: var(--primary-color); }
.hidden { display: none !important; }
.toast-container { position: fixed; top: 5.5rem; right: 1rem; z-index: 1001; }
.toast {
    background: var(--bg-tertiary-dark);
    color: var(--text-primary-dark);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-lg);
    padding: 1rem 1.5rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.75rem;
    min-width: 300px;
    border: 1px solid var(--border-dark);
    border-left-width: 4px;
    animation: slideIn 0.3s ease;
}
.toast.success { border-left-color: var(--success-color); }
.toast.error { border-left-color: var(--error-color); }
.toast.warning { border-left-color: var(--warning-color); }

@keyframes slideIn {
    from { transform: translateX(100%); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

/* Footer */
.footer { display: none; } /* Hidden by default in new design */

/* Responsive */
@media (max-width: 768px) {
    .nav-container { grid-template-columns: auto 1fr; padding: 0 1rem; }
    .nav-menu { display: none; }
    .nav-auth { justify-self: end; }
    .builder-content h1 { font-size: 2.5rem; }
}