/*
===============================================================================
Custom CSS for AIONSoft Chatbot Dashboard
Replaces Tailwind CSS with custom implementation
===============================================================================
*/

/* ===== CSS RESET & NORMALIZE ===== */
*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

html {
    line-height: 1.15;
    -webkit-text-size-adjust: 100%;
}

body {
    margin: 0;
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', 'Roboto', 'Oxygen', 'Ubuntu', 'Cantarell', sans-serif;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===== CSS CUSTOM PROPERTIES (VARIABLES) ===== */
:root {
    /* Colors */
    --color-white: #ffffff;
    --color-black: #000000;
    --color-transparent: transparent;

    /* Gray Scale */
    --color-gray-50: #f8fafc;
    --color-gray-100: #f1f5f9;
    --color-gray-200: #e2e8f0;
    --color-gray-300: #cbd5e1;
    --color-gray-400: #94a3b8;
    --color-gray-500: #64748b;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1e293b;
    --color-gray-900: #0f172a;

    /* Primary Colors */
    --color-blue-50: #eff6ff;
    --color-blue-500: #3b82f6;
    --color-blue-600: #2563eb;
    --color-blue-700: #1d4ed8;

    --color-purple-50: #faf5ff;
    --color-purple-100: #f3e8ff;
    --color-purple-500: #a855f7;
    --color-purple-600: #9333ea;
    --color-purple-700: #7e22ce;

    --color-orange-100: #fed7aa;
    --color-orange-400: #fb923c;
    --color-orange-500: #f97316;
    --color-orange-600: #ea580c;
    --color-orange-700: #c2410c;

    --color-green-100: #dcfce7;
    --color-green-400: #4ade80;
    --color-green-500: #22c55e;
    --color-green-800: #166534;

    --color-pink-600: #db2777;
    --color-yellow-500: #eab308;

    /* Spacing */
    --spacing-1: 0.25rem;
    --spacing-2: 0.5rem;
    --spacing-3: 0.75rem;
    --spacing-4: 1rem;
    --spacing-5: 1.25rem;
    --spacing-6: 1.5rem;
    --spacing-8: 2rem;
    --spacing-12: 3rem;
    --spacing-16: 4rem;
    --spacing-20: 5rem;

    /* Border Radius */
    --radius-sm: 0.125rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-full: 9999px;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgb(0 0 0 / 0.05);
    --shadow-md: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);

    /* Font Sizes */
    --text-xs: 0.75rem;
    --text-sm: 0.875rem;
    --text-base: 1rem;
    --text-lg: 1.125rem;
    --text-xl: 1.25rem;
    --text-2xl: 1.5rem;

    /* Line Heights */
    --leading-tight: 1.25;
    --leading-normal: 1.5;
    --leading-relaxed: 1.625;

    /* Transitions */
    --transition-colors: color 0.15s ease-in-out, background-color 0.15s ease-in-out, border-color 0.15s ease-in-out;
    --transition-all: all 0.15s ease-in-out;
}

/* ===== TYPOGRAPHY SYSTEM ===== */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: var(--leading-tight);
    color: var(--color-gray-900);
}

h1 { font-size: var(--text-2xl); }
h2 { font-size: var(--text-xl); }
h3 { font-size: var(--text-lg); }
h4 { font-size: var(--text-base); font-weight: 600; }

p {
    line-height: var(--leading-normal);
    color: var(--color-gray-600);
}

/* ===== LAYOUT COMPONENTS ===== */

/* Main Container */
.dashboard-container {
    background-color: var(--color-gray-50);
    min-height: 100vh;
}

/* Header */
.header {
    background-color: var(--color-white);
    box-shadow: 0 1px 3px 0 rgb(0 0 0 / 0.1), 0 1px 2px -1px rgb(0 0 0 / 0.1);
    border-bottom: 1px solid var(--color-gray-200);
}

.header-container {
    max-width: 80rem;
    margin: 0 auto;
    padding: 0 var(--spacing-4);
}

.header-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 4rem;
}

.header-left {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.header-right {
    display: flex;
    align-items: center;
    gap: var(--spacing-4);
}

.logo {
    height: 2.5rem;
    width: auto;
}

.brand-info h1 {
    font-size: var(--text-xl);
    font-weight: 600;
    color: var(--color-gray-900);
    margin: 0;
}

.brand-info p {
    font-size: var(--text-sm);
    color: var(--color-gray-500);
    margin: 0;
}

/* Main Content */
.main-content {
    max-width: 80rem;
    margin: 0 auto;
    padding: var(--spacing-8) var(--spacing-4);
}

/* ===== BUTTON COMPONENTS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-2) var(--spacing-4);
    font-size: var(--text-sm);
    font-weight: 500;
    border-radius: var(--radius-lg);
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: var(--transition-colors);
}

.btn-primary {
    background-color: var(--color-purple-600);
    color: var(--color-white);
}

.btn-primary:hover {
    background-color: var(--color-purple-700);
}

.btn-orange {
    background-color: var(--color-orange-600);
    color: var(--color-white);
}

.btn-orange:hover {
    background-color: var(--color-orange-700);
}

.btn-blue {
    background-color: var(--color-blue-600);
    color: var(--color-white);
}

.btn-blue:hover {
    background-color: var(--color-blue-700);
}

.btn-icon {
    margin-right: var(--spacing-2);
}

/* ===== BADGE COMPONENTS ===== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: var(--spacing-1) 0.625rem;
    border-radius: var(--radius-full);
    font-size: var(--text-xs);
    font-weight: 500;
}

.badge-success {
    background-color: var(--color-green-100);
    color: var(--color-green-800);
}

.badge-orange {
    background-color: var(--color-orange-100);
    color: var(--color-orange-600);
}

.badge-blue {
    background-color: var(--color-blue-50);
    color: var(--color-blue-700);
}

.badge-icon {
    margin-right: var(--spacing-1);
    width: 0.5rem;
    height: 0.5rem;
    border-radius: 50%;
}

.badge-icon.green {
    background-color: var(--color-green-400);
}

/* ===== CARD COMPONENTS ===== */
.card {
    background-color: var(--color-white);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
    border: 1px solid var(--color-gray-200);
    padding: var(--spacing-6);
}

.card-header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: var(--spacing-3);
}

.card-title {
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--color-gray-900);
    margin: 0;
}

.card-description {
    font-size: var(--text-sm);
    color: var(--color-gray-600);
    margin-bottom: var(--spacing-3);
}

/* Card Variants */
.card-orange-border {
    border-left: 4px solid var(--color-orange-400);
}

.card-blue-border {
    border-left: 4px solid var(--color-blue-500);
}

/* ===== GRADIENT SECTIONS ===== */
.gradient-hero {
    border-radius: var(--radius-lg);
    padding: var(--spacing-6);
    color: var(--color-white);
    margin-bottom: var(--spacing-8);
}

.gradient-hero-blue {
    background: linear-gradient(135deg, var(--color-blue-500) 0%, var(--color-purple-600) 100%);
}

.gradient-hero-purple {
    background: linear-gradient(135deg, var(--color-purple-500) 0%, var(--color-pink-600) 100%);
}

.gradient-hero h2 {
    font-size: var(--text-2xl);
    font-weight: 700;
    margin-bottom: var(--spacing-2);
    color: var(--color-white);
}

.gradient-hero p {
    color: rgba(255, 255, 255, 0.9);
    margin-bottom: var(--spacing-4);
}

/* ===== GRID SYSTEMS ===== */
.stats-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-4);
    margin-top: var(--spacing-4);
}

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

.stats-number {
    font-size: var(--text-2xl);
    font-weight: 700;
    color: var(--color-white);
}

.stats-label {
    font-size: var(--text-sm);
    color: rgba(255, 255, 255, 0.8);
}

.agent-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-4);
}

.api-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
}

.builder-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
}

/* ===== CODE STYLING ===== */
.code {
    font-family: 'Monaco', 'Menlo', 'Ubuntu Mono', monospace;
    font-size: var(--text-xs);
    background-color: var(--color-gray-100);
    padding: var(--spacing-1) var(--spacing-2);
    border-radius: var(--radius-sm);
}

.code-blue {
    color: var(--color-blue-600);
}

.code-green {
    color: var(--color-green-500);
}

/* ===== ICON SYSTEM (Custom SVG Icons) ===== */
.icon {
    display: inline-block;
    width: 1rem;
    height: 1rem;
    fill: currentColor;
    vertical-align: middle;
}

.icon-lg {
    width: 1.25rem;
    height: 1.25rem;
}

/* Icon Colors */
.icon-orange { color: var(--color-orange-500); }
.icon-blue { color: var(--color-blue-500); }
.icon-purple { color: var(--color-purple-500); }
.icon-green { color: var(--color-green-500); }
.icon-yellow { color: var(--color-yellow-500); }

/* ===== SECTION STYLING ===== */
.section {
    margin-bottom: var(--spacing-8);
}

.section-header {
    display: flex;
    align-items: center;
    margin-bottom: var(--spacing-4);
}

.section-title {
    font-size: var(--text-lg);
    font-weight: 600;
    color: var(--color-gray-900);
    margin: 0;
}

.section-title-with-icon {
    display: flex;
    align-items: center;
    font-size: var(--text-2xl);
    font-weight: bold;
    margin: 0 0 var(--spacing-6) 0;
    color: var(--color-white);
}

.section-icon {
    margin-right: var(--spacing-2);
}

/* ===== API ENDPOINT STYLING ===== */
.endpoint-section {
    margin-bottom: var(--spacing-3);
}

.endpoint-category {
    background-color: var(--color-orange-50);
    padding: var(--spacing-2);
    border-radius: var(--radius-md);
    margin-bottom: var(--spacing-2);
}

.endpoint-category.blue {
    background-color: var(--color-blue-50);
}

.endpoint-label {
    font-weight: 500;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-1);
    font-size: var(--text-sm);
}

.endpoint-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-1);
}

.endpoint-item {
    display: block;
}

/* ===== FEATURE LIST STYLING ===== */
.feature-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.feature-dot {
    width: 0.5rem;
    height: 0.5rem;
    background-color: var(--color-green-400);
    border-radius: 50%;
    flex-shrink: 0;
}

.feature-text {
    font-size: var(--text-sm);
    color: var(--color-gray-700);
}

/* ===== DYNAMIC GENERATOR SECTION ===== */
.generator-content {
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.generator-info {
    flex: 1;
}

.generator-features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-2);
    margin-bottom: var(--spacing-4);
}

.feature-tag {
    padding: var(--spacing-1) var(--spacing-3);
    background-color: rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-full);
    font-size: var(--text-sm);
    color: var(--color-white);
}

.generator-cta {
    text-align: right;
}

.btn-white {
    background-color: var(--color-white);
    color: var(--color-purple-600);
    font-weight: 600;
    box-shadow: var(--shadow-lg);
}

.btn-white:hover {
    background-color: var(--color-purple-50);
}

/* ===== API REFERENCE SECTIONS ===== */
.api-reference-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-2) 0;
    border-bottom: 1px solid var(--color-gray-100);
}

.api-reference-item:last-child {
    border-bottom: none;
}

.api-info h5 {
    font-size: var(--text-sm);
    font-weight: 500;
    margin: 0 0 var(--spacing-1) 0;
    color: var(--color-gray-900);
}

.api-info p {
    font-size: var(--text-xs);
    margin: 0;
    color: var(--color-gray-500);
}

/* API List Styles */
.api-list {
    display: flex;
    flex-direction: column;
    gap: 0;
}

.api-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: var(--spacing-2) 0;
    border-bottom: 1px solid var(--color-gray-100);
}

.api-item-last {
    border-bottom: none;
}

.api-info {
    flex: 1;
}

.api-name {
    font-size: var(--text-sm);
    font-weight: 500;
    margin: 0 0 var(--spacing-1) 0;
    color: var(--color-gray-900);
}

.api-description {
    font-size: var(--text-xs);
    margin: 0;
    color: var(--color-gray-500);
}

/* Feature List Styles */
.feature-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-3);
}

.feature-item {
    display: flex;
    align-items: center;
    gap: var(--spacing-3);
}

.feature-indicator {
    width: 8px;
    height: 8px;
    background-color: var(--color-green-400);
    border-radius: 50%;
    flex-shrink: 0;
}

.feature-text {
    font-size: var(--text-sm);
    color: var(--color-gray-700);
}

/* API Grid */
.api-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--spacing-8);
    margin-top: var(--spacing-8);
}

@media (min-width: 1024px) {
    .api-grid {
        grid-template-columns: 1fr 1fr;
    }
}

/* ===== FOOTER ===== */
.footer {
    margin-top: var(--spacing-12);
    padding-top: var(--spacing-8);
    border-top: 1px solid var(--color-gray-200);
}

.footer-content {
    text-align: center;
    font-size: var(--text-sm);
    color: var(--color-gray-500);
}

.footer-content p {
    margin: 0;
}

.footer-content p + p {
    margin-top: var(--spacing-1);
}

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

/* Mobile First - Default styles above are for mobile */

/* Tablet - 768px and up */
@media (min-width: 768px) {
    .header-container {
        padding: 0 var(--spacing-6);
    }

    .main-content {
        padding: var(--spacing-8) var(--spacing-6);
    }

    .stats-grid {
        grid-template-columns: repeat(4, 1fr);
    }

    .agent-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .api-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .builder-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .generator-content {
        flex-direction: row;
    }

    .generator-cta {
        margin-left: var(--spacing-4);
    }
}

/* Desktop - 1024px and up */
@media (min-width: 1024px) {
    .header-container {
        padding: 0 var(--spacing-8);
    }

    .main-content {
        padding: var(--spacing-8);
    }

    .agent-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

/* Large Desktop - 1280px and up */
@media (min-width: 1280px) {
    .main-content {
        max-width: 90rem;
    }
}

/* ===== UTILITIES ===== */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }

.mb-2 { margin-bottom: var(--spacing-2); }
.mb-3 { margin-bottom: var(--spacing-3); }
.mb-4 { margin-bottom: var(--spacing-4); }
.mb-8 { margin-bottom: var(--spacing-8); }

.flex { display: flex; }
.flex-col { flex-direction: column; }
.items-center { align-items: center; }
.justify-between { justify-content: space-between; }

.space-y-1 > * + * { margin-top: var(--spacing-1); }
.space-y-2 > * + * { margin-top: var(--spacing-2); }
.space-y-3 > * + * { margin-top: var(--spacing-3); }

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

/* ===== ANIMATION & HOVER EFFECTS ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

.card {
    animation: fadeIn 0.3s ease-out;
}

.card:hover {
    box-shadow: var(--shadow-md);
    transition: box-shadow 0.2s ease-in-out;
}

.btn {
    transition: all 0.2s ease-in-out;
}

.btn:hover {
    transform: translateY(-1px);
    box-shadow: var(--shadow-sm);
}

/* Focus states for accessibility */
.btn:focus {
    outline: 2px solid var(--color-blue-500);
    outline-offset: 2px;
}

/* ===== PRINT STYLES ===== */
@media print {
    .header-right,
    .btn {
        display: none;
    }

    .gradient-hero {
        background: var(--color-gray-100) !important;
        color: var(--color-gray-900) !important;
    }

    .card {
        box-shadow: none;
        border: 1px solid var(--color-gray-300);
    }
}