/* ==========================================================================
   CSS Variables & Theming
   ========================================================================== */
:root {
    /* Colors */
    --bg-main: #0a0a0f;
    --bg-panel: rgba(25, 25, 35, 0.7);
    --bg-card: #151520;

    --text-main: #f8fafc;
    --text-muted: #94a3b8;

    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --secondary: #8b5cf6;
    --accent: #06b6d4;

    --success: #10b981;
    --warning: #f59e0b;
    --danger: #ef4444;

    /* Gradients */
    --gradient-brand: linear-gradient(135deg, var(--primary), var(--secondary));
    --gradient-bg: radial-gradient(circle at top right, rgba(99, 102, 241, 0.15) 0%, transparent 40%),
        radial-gradient(circle at bottom left, rgba(139, 92, 246, 0.1) 0%, transparent 40%);

    /* UI Elements */
    --border-glass: 1px solid rgba(255, 255, 255, 0.08);
    --shadow-sm: 0 4px 6px -1px rgba(0, 0, 0, 0.5);
    --shadow-md: 0 10px 15px -3px rgba(0, 0, 0, 0.6);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);

    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 20px;

    --transition-fast: 0.2s ease;
    --transition-normal: 0.3s ease;
}

/* ==========================================================================
   Reset & Base Styles
   ========================================================================== */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Outfit', sans-serif;
    background-color: var(--bg-main);
    background-image: var(--gradient-bg);
    background-attachment: fixed;
    color: var(--text-main);
    line-height: 1.6;
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    overflow-x: hidden;
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color var(--transition-fast);
}

a:hover {
    color: var(--primary-hover);
}

ul {
    list-style: none;
}

/* ==========================================================================
   Typography & Utilities
   ========================================================================== */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 0.5rem;
}

.gradient-text {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.gradient-icon {
    background: var(--gradient-brand);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.text-center {
    text-align: center;
}

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

.text-primary {
    color: var(--primary);
}

.text-secondary {
    color: var(--secondary);
}

.mb-3 {
    margin-bottom: 1rem;
}

.mb-4 {
    margin-bottom: 1.5rem;
}

.mt-3 {
    margin-top: 1rem;
}

.mt-5 {
    margin-top: 3rem;
}

.w-100 {
    width: 100%;
}

.hidden {
    display: none !important;
}

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
}

.section-padding {
    padding: 4rem 0;
}

/* ==========================================================================
   Navigation
   ========================================================================== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(10, 10, 15, 0.85);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: var(--border-glass);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 1rem 5%;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.nav-logo {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-size: 1.5rem;
    font-weight: 800;
    cursor: pointer;
}

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

.nav-link {
    color: var(--text-muted);
    font-weight: 500;
    font-size: 1rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    transition: color var(--transition-fast);
}

.nav-link:hover,
.nav-link.active {
    color: var(--text-main);
}

.nav-link.active {
    position: relative;
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 0;
    width: 100%;
    height: 2px;
    background: var(--gradient-brand);
    border-radius: 2px;
}

.badge {
    background: var(--primary);
    color: white;
    font-size: 0.7rem;
    padding: 0.1rem 0.4rem;
    border-radius: 20px;
    font-weight: 700;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    color: var(--text-main);
    font-size: 1.5rem;
    cursor: pointer;
}

/* ==========================================================================
   SPA View Logic
   ========================================================================== */
#app-content {
    flex: 1;
    position: relative;
    overflow-x: hidden;
}

.view-section {
    animation: fadeIn var(--transition-normal);
}

@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(10px);
    }

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

/* ==========================================================================
   Buttons & Forms
   ========================================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border: none;
    border-radius: var(--radius-sm);
    font-family: inherit;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all var(--transition-fast);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.1rem;
}

.btn-primary {
    background: var(--gradient-brand);
    color: white;
    box-shadow: 0 4px 15px rgba(99, 102, 241, 0.4);
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(99, 102, 241, 0.6);
}

.btn-secondary {
    background: rgba(255, 255, 255, 0.1);
    color: var(--text-main);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.btn-secondary:hover {
    background: rgba(255, 255, 255, 0.15);
}

.btn-danger {
    background: rgba(239, 68, 68, 0.15);
    color: var(--danger);
    border: 1px solid rgba(239, 68, 68, 0.3);
}

.btn-danger:hover {
    background: var(--danger);
    color: white;
}

.form-group {
    margin-bottom: 1.5rem;
    text-align: left;
}

.form-group label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
    color: var(--text-muted);
}

.form-control {
    width: 100%;
    padding: 0.75rem 1rem;
    background: rgba(0, 0, 0, 0.3);
    border: var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    font-family: inherit;
    font-size: 1rem;
    transition: border-color var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.2);
}

/* Glass Panels */
.glass-panel {
    background: var(--bg-panel);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: var(--border-glass);
    border-radius: var(--radius-md);
    padding: 2rem;
    box-shadow: var(--shadow-md);
}

/* ==========================================================================
   Home / Hero Section
   ========================================================================== */
.hero {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    min-height: 80vh;
    padding: 2rem 5%;
    position: relative;
}

.hero-badge {
    background: rgba(99, 102, 241, 0.15);
    border: 1px solid rgba(99, 102, 241, 0.3);
    color: var(--primary);
    padding: 0.4rem 1rem;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    display: inline-block;
}

.hero-title {
    font-size: clamp(2.5rem, 5vw, 4.5rem);
    max-width: 900px;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero-subtitle {
    font-size: clamp(1rem, 2vw, 1.25rem);
    color: var(--text-muted);
    max-width: 600px;
    margin-bottom: 2.5rem;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
}

/* Features Grid */
.features-section {
    max-width: 1200px;
    margin: 0 auto;
    padding: 4rem 5% 8rem;
}

.section-header {
    text-align: center;
    margin-bottom: 3rem;
}

.section-header h2 {
    font-size: 2.2rem;
}

.section-header p {
    color: var(--text-muted);
}

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.feature-card {
    background: var(--bg-card);
    border: var(--border-glass);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: transform var(--transition-normal), box-shadow var(--transition-normal);
}

.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-glow);
    border-color: rgba(99, 102, 241, 0.4);
}

.feature-icon {
    font-size: 2rem;
    color: var(--primary);
    margin-bottom: 1.5rem;
    display: inline-flex;
    padding: 1rem;
    background: rgba(99, 102, 241, 0.1);
    border-radius: var(--radius-sm);
}

/* ==========================================================================
   Generator View
   ========================================================================== */
.generator-header {
    margin-bottom: 2rem;
}

.generator-controls {
    max-width: 600px;
    margin: 0 auto 3rem;
}

/* Loading Animation */
.loading-container {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4rem 0;
}

.spinner {
    width: 60px;
    height: 60px;
    border: 4px solid rgba(255, 255, 255, 0.1);
    border-top: 4px solid var(--primary);
    border-radius: 50%;
    animation: spin 1s linear infinite;
    margin-bottom: 1.5rem;
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }

    100% {
        transform: rotate(360deg);
    }
}

.loading-text {
    font-weight: 500;
    color: var(--text-muted);
    animation: pulse 1.5s infinite alternate;
}

@keyframes pulse {
    from {
        opacity: 0.6;
    }

    to {
        opacity: 1;
    }
}

/* Output Data Card */
.idea-card {
    background: var(--bg-card);
    border: 1px solid rgba(99, 102, 241, 0.3);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    overflow: hidden;
    position: relative;
    animation: slideUp var(--transition-normal);
}

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

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

.idea-header {
    background: rgba(0, 0, 0, 0.2);
    padding: 2rem;
    border-bottom: var(--border-glass);
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 1rem;
}

.idea-title-group h3 {
    font-size: 2rem;
    margin-bottom: 0.5rem;
    color: var(--text-main);
}

.idea-category {
    background: rgba(99, 102, 241, 0.2);
    color: #a5b4fc;
    padding: 0.2rem 0.8rem;
    border-radius: 4px;
    font-size: 0.85rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 1px;
}

.score-badge {
    text-align: center;
    background: rgba(0, 0, 0, 0.4);
    padding: 1rem;
    border-radius: var(--radius-sm);
    border: var(--border-glass);
    min-width: 100px;
}

.score-value {
    font-size: 2rem;
    font-weight: 800;
    line-height: 1;
}

.score-text {
    font-size: 0.8rem;
    text-transform: uppercase;
    font-weight: 600;
    margin-top: 5px;
}

.score-badge.strong {
    border-color: var(--success);
    color: var(--success);
}

.score-badge.medium {
    border-color: var(--warning);
    color: var(--warning);
}

.score-badge.weak {
    border-color: var(--danger);
    color: var(--danger);
}

.idea-body {
    padding: 2rem;
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.data-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 1.5rem;
}

.data-group h4 {
    color: var(--primary);
    font-size: 1rem;
    margin-bottom: 0.5rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.data-group p {
    color: var(--text-muted);
    font-size: 0.95rem;
}

/* SWOT Table */
.swot-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    background: rgba(0, 0, 0, 0.2);
    padding: 1rem;
    border-radius: var(--radius-sm);
}

.swot-box {
    background: rgba(255, 255, 255, 0.03);
    padding: 1rem;
    border-radius: 4px;
}

.swot-box h5 {
    font-size: 0.9rem;
    text-transform: uppercase;
    margin-bottom: 0.5rem;
}

.swot-s h5 {
    color: var(--success);
}

.swot-w h5 {
    color: var(--warning);
}

.swot-o h5 {
    color: var(--primary);
}

.swot-t h5 {
    color: var(--danger);
}

.idea-actions {
    padding: 1.5rem 2rem;
    background: rgba(0, 0, 0, 0.2);
    border-top: var(--border-glass);
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

/* ==========================================================================
   Saved Ideas View
   ========================================================================== */
.saved-controls {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.glass-input,
.glass-select {
    background: rgba(0, 0, 0, 0.4);
    border: var(--border-glass);
    border-radius: var(--radius-sm);
    color: var(--text-main);
    padding: 0.75rem 1rem;
}

.glass-input {
    flex: 1;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    min-width: 250px;
}

.glass-input input {
    background: transparent;
    border: none;
    color: white;
    width: 100%;
    outline: none;
    font-family: inherit;
}

.glass-select {
    cursor: pointer;
}

.glass-select option {
    background: var(--bg-card);
    color: white;
}

.saved-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(320px, 1fr));
    gap: 1.5rem;
}

.saved-card {
    background: var(--bg-card);
    border: var(--border-glass);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: transform var(--transition-fast);
    display: flex;
    flex-direction: column;
}

.saved-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-md);
    border-color: rgba(99, 102, 241, 0.4);
}

.saved-card-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: 1rem;
}

.saved-card-header h4 {
    font-size: 1.1rem;
    color: var(--text-main);
    line-height: 1.3;
}

.saved-card-desc {
    color: var(--text-muted);
    font-size: 0.9rem;
    margin-bottom: 1.5rem;
    flex: 1;
    display: -webkit-box;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    overflow: hidden;
}

.saved-card-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    border-top: var(--border-glass);
    padding-top: 1rem;
}

.empty-state {
    text-align: center;
    padding: 5rem 0;
}

.empty-icon {
    font-size: 4rem;
    color: var(--text-muted);
    opacity: 0.5;
    margin-bottom: 1rem;
}

/* ==========================================================================
   About & Contact
   ========================================================================== */
.about-container {
    max-width: 800px;
}

.about-description {
    font-size: 1.2rem;
    color: var(--text-muted);
    line-height: 1.8;
}

.mission-vision-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
}

.mv-card {
    background: rgba(0, 0, 0, 0.2);
    padding: 1.5rem;
    border-radius: var(--radius-sm);
    border: var(--border-glass);
}

.mv-card i {
    font-size: 2rem;
    margin-bottom: 1rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: 2rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.info-item i {
    font-size: 1.5rem;
}

/* ==========================================================================
   Footer
   ========================================================================== */
.app-footer {
    background: rgba(10, 10, 15, 0.9);
    border-top: var(--border-glass);
    padding: 2rem 0;
    margin-top: auto;
}

.footer-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 5%;
    display: flex;
    flex-wrap: wrap;
    justify-content: space-between;
    align-items: center;
    gap: 1.5rem;
}

.footer-brand {
    font-weight: 700;
    font-size: 1.2rem;
}

.footer-links {
    display: flex;
    gap: 1.5rem;
}

.footer-links a {
    color: var(--text-muted);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.footer-links a:hover {
    color: var(--text-main);
}

.footer-copyright {
    color: var(--text-muted);
    font-size: 0.9rem;
}

/* ==========================================================================
   Toast Notifications
   ========================================================================== */
#toast-container {
    position: fixed;
    bottom: 20px;
    right: 20px;
    display: flex;
    flex-direction: column;
    gap: 10px;
    z-index: 2000;
}

.toast {
    background: var(--bg-card);
    border-left: 4px solid var(--primary);
    color: white;
    padding: 1rem 1.5rem;
    border-radius: 4px;
    box-shadow: var(--shadow-md);
    animation: slideInRight 0.3s ease forwards, fadeOut 0.3s ease 2.7s forwards;
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.toast.success {
    border-color: var(--success);
}

.toast.error {
    border-color: var(--danger);
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(100%);
    }

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

@keyframes fadeOut {
    from {
        opacity: 1;
    }

    to {
        opacity: 0;
    }
}

/* ==========================================================================
   Responsive Design
   ========================================================================== */
@media (max-width: 768px) {
    .nav-menu {
        position: fixed;
        top: 70px;
        left: 0;
        width: 100%;
        background: var(--bg-main);
        flex-direction: column;
        padding: 2rem;
        gap: 1.5rem;
        border-bottom: var(--border-glass);
        transform: translateY(-150%);
        transition: transform var(--transition-normal);
        z-index: 999;
    }

    .nav-menu.open {
        transform: translateY(0);
        box-shadow: var(--shadow-md);
    }

    .mobile-menu-btn {
        display: block;
    }

    .swot-grid {
        grid-template-columns: 1fr;
    }

    .contact-grid {
        grid-template-columns: 1fr;
    }

    .mission-vision-grid {
        grid-template-columns: 1fr;
    }

    .footer-container {
        flex-direction: column;
        text-align: center;
    }
}