/**
 * Main Styles
 * CCL Internal Analysis Frontend
 * Brand: Community CoLiving - Teal #487A7B, Orange #F68D2E
 */

/* ===== CSS Variables ===== */
:root {
    /* Brand Colors */
    --color-teal: #487A7B;
    --color-teal-dark: #005151;
    --color-teal-light: #6B9A9A;
    --color-orange: #F68D2E;
    --color-orange-light: #FF9A5A;

    /* Status Colors */
    --color-success: #10B981;
    --color-warning: #F59E0B;
    --color-error: #EF4444;
    --color-info: #487A7B;

    /* Grays */
    --color-gray-50: #FAFAFA;
    --color-gray-100: #F4F4F5;
    --color-gray-200: #E4E4E7;
    --color-gray-300: #D4D4D8;
    --color-gray-400: #A1A1AA;
    --color-gray-500: #6B7280;
    --color-gray-600: #52525B;
    --color-gray-700: #3F3F46;
    --color-gray-800: #27272A;
    --color-gray-900: #111827;

    /* Gradients */
    --gradient-teal: linear-gradient(135deg, #487A7B 0%, #005151 100%);
    --gradient-orange: linear-gradient(135deg, #F68D2E 0%, #FF9A5A 100%);
    --gradient-subtle: linear-gradient(180deg, rgba(72,122,123,0.03) 0%, rgba(0,81,81,0.08) 100%);

    /* Shadows */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.03);
    --shadow-md: 0 2px 8px rgba(0, 0, 0, 0.04);
    --shadow-lg: 0 4px 12px rgba(0, 0, 0, 0.06);
    --shadow-xl: 0 8px 24px rgba(0, 0, 0, 0.08);
    --shadow-teal: 0 2px 12px rgba(72, 122, 123, 0.15);
    --shadow-hover: 0 8px 30px rgba(0, 0, 0, 0.08);

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.75rem;
    --spacing-xl: 2.5rem;
    --spacing-2xl: 4rem;

    /* Border Radius */
    --radius-sm: 0.5rem;
    --radius-md: 0.75rem;
    --radius-lg: 1rem;
    --radius-xl: 1.25rem;
    --radius-2xl: 1.75rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 200ms ease;
    --transition-slow: 300ms ease;

    /* Font Families */
    --font-display: 'Plus Jakarta Sans', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
}

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

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background: var(--gradient-subtle);
    color: var(--color-gray-800);
    line-height: 1.6;
    min-height: 100vh;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-display);
    font-weight: 700;
    line-height: 1.3;
}

/* ===== Layout ===== */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
}

.page-wrapper {
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

.main-content {
    flex: 1;
    padding: var(--spacing-xl) 0;
}

/* ===== Header ===== */
.header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-gray-100);
    padding: var(--spacing-md) 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

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

.logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-family: var(--font-display);
    font-weight: 700;
    font-size: 1.125rem;
    color: var(--color-teal-dark);
    text-decoration: none;
    transition: opacity var(--transition-fast);
}

.logo:hover {
    opacity: 0.8;
}

.logo-icon {
    width: 32px;
    height: 32px;
    background: var(--color-teal);
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
}

/* ===== Cards ===== */
.card {
    background: white;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-200);
    padding: var(--spacing-xl);
    box-shadow: var(--shadow-sm);
    transition: all var(--transition-base);
}

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

.card-glass {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 255, 255, 0.4);
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: 0.625rem var(--spacing-lg);
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-weight: 500;
    font-size: 0.875rem;
    cursor: pointer;
    transition: all var(--transition-fast);
    border: none;
    text-decoration: none;
}

.btn-primary {
    background: var(--color-teal);
    color: white;
    box-shadow: var(--shadow-teal);
}

.btn-primary:hover {
    background: var(--color-teal-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 16px rgba(72, 122, 123, 0.25);
}

.btn-primary:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.btn-secondary {
    background: white;
    color: var(--color-teal);
    border: 2px solid var(--color-teal);
}

.btn-secondary:hover {
    background: var(--color-gray-50);
}

.btn-ghost {
    background: transparent;
    color: var(--color-gray-600);
}

.btn-ghost:hover {
    background: var(--color-gray-100);
    color: var(--color-gray-800);
}

.btn-lg {
    padding: var(--spacing-md) var(--spacing-xl);
    font-size: 1rem;
}

.btn-sm {
    padding: var(--spacing-xs) var(--spacing-md);
    font-size: 0.75rem;
}

/* ===== Form Elements ===== */
.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-weight: 600;
    color: var(--color-gray-700);
    margin-bottom: var(--spacing-sm);
    font-size: 0.875rem;
}

.form-input {
    width: 100%;
    padding: var(--spacing-md);
    border: 2px solid var(--color-gray-200);
    border-radius: var(--radius-lg);
    font-family: var(--font-body);
    font-size: 1rem;
    transition: all 0.2s ease;
}

.form-input:focus {
    outline: none;
    border-color: var(--color-teal);
    box-shadow: 0 0 0 3px rgba(72, 122, 123, 0.15);
}

.form-input::placeholder {
    color: var(--color-gray-400);
}

/* ===== Status Badges ===== */
.status-badge {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-full);
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.status-new {
    background: rgba(59, 130, 246, 0.1);
    color: #3B82F6;
}

.status-reviewing {
    background: rgba(245, 158, 11, 0.1);
    color: #F59E0B;
}

.status-pass {
    background: rgba(16, 185, 129, 0.1);
    color: #10B981;
}

.status-needs-info {
    background: rgba(246, 141, 46, 0.1);
    color: #F68D2E;
}

.status-rejected {
    background: rgba(239, 68, 68, 0.1);
    color: #EF4444;
}

/* ===== Toast Notifications ===== */
#toast-container {
    position: fixed;
    bottom: var(--spacing-xl);
    right: var(--spacing-xl);
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.toast {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-md) var(--spacing-lg);
    background: white;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    transform: translateX(120%);
    transition: transform 0.3s ease;
}

.toast.show {
    transform: translateX(0);
}

.toast-success { border-left: 4px solid var(--color-success); }
.toast-error { border-left: 4px solid var(--color-error); }
.toast-warning { border-left: 4px solid var(--color-warning); }
.toast-info { border-left: 4px solid var(--color-info); }

/* ===== Loading Spinner ===== */
.spinner {
    width: 24px;
    height: 24px;
    border: 3px solid var(--color-gray-200);
    border-top-color: var(--color-teal);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

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

/* ===== Empty State ===== */
.empty-state {
    text-align: center;
    padding: var(--spacing-2xl);
    color: var(--color-gray-500);
}

.empty-state-icon {
    width: 64px;
    height: 64px;
    margin: 0 auto var(--spacing-lg);
    color: var(--color-gray-300);
}

/* ===== Responsive ===== */
@media (max-width: 768px) {
    html {
        font-size: 15px;
    }

    .container {
        padding: 0 var(--spacing-md);
    }

    .header {
        padding: var(--spacing-sm) 0;
    }

    .card {
        padding: var(--spacing-lg);
        border-radius: var(--radius-lg);
    }

    .btn {
        padding: 0.5rem var(--spacing-md);
        font-size: 0.8125rem;
    }

    #toast-container {
        bottom: var(--spacing-md);
        right: var(--spacing-md);
        left: var(--spacing-md);
    }
}

@media (max-width: 480px) {
    html {
        font-size: 14px;
    }

    .container {
        padding: 0 var(--spacing-sm);
    }
}

/* ===== Lucide Icon Sizing ===== */
.icon-xs { width: 14px; height: 14px; }
.icon-sm { width: 16px; height: 16px; }
.icon-md { width: 20px; height: 20px; }
.icon-lg { width: 24px; height: 24px; }
.icon-xl { width: 32px; height: 32px; }