/*
 * InmoBio - Property Management System
 * Custom Styles
 */

/* =====================================================
   CUSTOM PROPERTIES (CSS VARIABLES)
   ===================================================== */
:root {
    /* Primary Colors - Professional Blue/Indigo Palette */
    --primary-50: #eef2ff;
    --primary-100: #e0e7ff;
    --primary-200: #c7d2fe;
    --primary-300: #a5b4fc;
    --primary-400: #818cf8;
    --primary-500: #6366f1;
    --primary-600: #4f46e5;
    --primary-700: #4338ca;
    --primary-800: #3730a3;
    --primary-900: #312e81;

    /* Secondary Colors - Teal/Cyan Accents */
    --secondary-50: #f0fdfa;
    --secondary-100: #ccfbf1;
    --secondary-200: #99f6e4;
    --secondary-300: #5eead4;
    --secondary-400: #2dd4bf;
    --secondary-500: #14b8a6;
    --secondary-600: #0d9488;
    --secondary-700: #0f766e;
    --secondary-800: #115e59;
    --secondary-900: #134e4a;

    /* Success */
    --success-500: #10b981;
    --success-600: #059669;
    --success-700: #047857;

    /* Warning */
    --warning-500: #f59e0b;
    --warning-600: #d97706;
    --warning-700: #b45309;

    /* Danger/Error */
    --danger-500: #ef4444;
    --danger-600: #dc2626;
    --danger-700: #b91c1c;

    /* Neutral Grays */
    --gray-50: #f9fafb;
    --gray-100: #f3f4f6;
    --gray-200: #e5e7eb;
    --gray-300: #d1d5db;
    --gray-400: #9ca3af;
    --gray-500: #6b7280;
    --gray-600: #4b5563;
    --gray-700: #374151;
    --gray-800: #1f2937;
    --gray-900: #111827;

    /* Spacing */
    --spacing-xs: 0.25rem;
    --spacing-sm: 0.5rem;
    --spacing-md: 1rem;
    --spacing-lg: 1.5rem;
    --spacing-xl: 2rem;
    --spacing-2xl: 3rem;

    /* Border Radius */
    --radius-sm: 0.25rem;
    --radius-md: 0.375rem;
    --radius-lg: 0.5rem;
    --radius-xl: 0.75rem;
    --radius-2xl: 1rem;

    /* Shadows */
    --shadow-sm: 0 1px 2px 0 rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1), 0 2px 4px -1px rgba(0, 0, 0, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1), 0 4px 6px -2px rgba(0, 0, 0, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0, 0, 0, 0.1), 0 10px 10px -5px rgba(0, 0, 0, 0.04);

    /* Transitions */
    --transition-fast: 150ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-base: 300ms cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 500ms cubic-bezier(0.4, 0, 0.2, 1);
}

/* =====================================================
   BASE STYLES
   ===================================================== */
body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    font-feature-settings: 'cv02', 'cv03', 'cv04', 'cv11';
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
    background-color: var(--gray-50);
    color: var(--gray-900);
}

a {
    transition: color var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
}

/* =====================================================
   LAYOUT PRIMITIVES
   ===================================================== */
.page-shell,
.flash-shell,
.site-footer__inner,
.navbar__inner {
    max-width: 80rem;
    margin: 0 auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

.page-shell-lg {
    max-width: 56rem;
    margin: 0 auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

.page-shell-md {
    max-width: 42rem;
    margin: 0 auto;
    padding-left: 1rem;
    padding-right: 1rem;
}

.page-header {
    margin-bottom: 1.5rem;
}

.page-header-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.page-title {
    font-size: 1.5rem;
    font-weight: 700;
    line-height: 1.25;
    color: var(--gray-900);
}

.page-subtitle {
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.stack-md {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.stack-lg {
    display: flex;
    flex-direction: column;
    gap: 1.5rem;
}

.text-link {
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--primary-600);
    text-decoration: none;
}

.text-link:hover {
    color: var(--primary-800);
}

.text-link-muted {
    font-size: 0.875rem;
    color: var(--gray-600);
    text-decoration: none;
}

.text-link-muted:hover {
    color: var(--gray-900);
}

.status-copy {
    font-size: 0.875rem;
    color: var(--gray-500);
}

.body-copy {
    color: var(--gray-900);
}

.body-copy-muted {
    color: var(--gray-500);
}

.body-copy-strong {
    font-weight: 600;
    color: var(--gray-900);
}

.body-copy-lg {
    font-size: 1.125rem;
    font-weight: 600;
    color: var(--gray-900);
}

.guest-page {
    min-height: 100vh;
}

.auth-shell {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 3rem 1rem;
    background-color: var(--gray-50);
}

.auth-panel {
    width: 100%;
    max-width: 28rem;
}

.auth-header {
    text-align: center;
    margin-bottom: 1.5rem;
}

.auth-title {
    margin-top: 1.5rem;
    text-align: center;
    font-size: 1.875rem;
    font-weight: 800;
    color: var(--gray-900);
}

.auth-subtitle {
    margin-top: 0.5rem;
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray-600);
}

.surface-card {
    overflow: hidden;
    background-color: white;
    box-shadow: var(--shadow-sm);
    border-radius: 0.5rem;
}

.surface-card__header {
    padding: 0.75rem 1rem;
    border-bottom: 1px solid var(--gray-200);
}

.surface-card__title {
    font-size: 1rem;
    font-weight: 600;
    color: var(--gray-900);
}

.surface-card__body {
    padding: 1rem;
}

/* =====================================================
   CUSTOM GRADIENT BACKGROUNDS
   ===================================================== */
.gradient-primary {
    background: linear-gradient(135deg, var(--primary-600) 0%, var(--primary-800) 100%);
}

.gradient-secondary {
    background: linear-gradient(135deg, var(--secondary-500) 0%, var(--secondary-700) 100%);
}

.gradient-hero {
    background: linear-gradient(135deg, var(--primary-700) 0%, var(--primary-900) 50%, var(--secondary-800) 100%);
}

.gradient-overlay {
    background: linear-gradient(180deg, rgba(0, 0, 0, 0) 0%, rgba(0, 0, 0, 0.6) 100%);
}

/* =====================================================
   ENHANCED CARDS
   ===================================================== */
.card-hover {
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.card-hover:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.card-elevated {
    box-shadow: var(--shadow-md);
    border: 1px solid var(--gray-200);
}

.card-elevated:hover {
    box-shadow: var(--shadow-xl);
}

/* =====================================================
   CUSTOM BUTTONS
   ===================================================== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
    font-weight: 500;
    line-height: 1.25rem;
    border-radius: var(--radius-md);
    transition: all var(--transition-base);
    cursor: pointer;
    text-decoration: none;
    border: 1px solid transparent;
}

.btn-primary {
    background-color: var(--primary-600);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-primary:hover {
    background-color: var(--primary-700);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-primary:active {
    background-color: var(--primary-800);
    transform: translateY(0);
}

.btn-secondary {
    background-color: var(--secondary-600);
    color: white;
    box-shadow: var(--shadow-sm);
}

.btn-secondary:hover {
    background-color: var(--secondary-700);
    box-shadow: var(--shadow-md);
    transform: translateY(-1px);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary-600);
    color: var(--primary-600);
}

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

.btn-ghost {
    background-color: transparent;
    color: var(--gray-700);
}

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

.btn-neutral {
    background-color: white;
    border-color: var(--gray-300);
    color: var(--gray-700);
}

.btn-neutral:hover {
    background-color: var(--gray-50);
    color: var(--gray-900);
}

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

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

.btn-block {
    width: 100%;
}

.btn-sm {
    font-size: 0.875rem;
}

/* =====================================================
   FORM PRIMITIVES
   ===================================================== */
.form-label {
    display: block;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-700);
}

.form-label-tight {
    margin-bottom: 0.25rem;
}

.form-control {
    display: block;
    width: 100%;
    margin-top: 0.25rem;
    padding: 0.625rem 0.75rem;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    background-color: white;
    color: var(--gray-900);
    box-shadow: var(--shadow-sm);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}

.form-control-sm {
    margin-top: 0;
    padding: 0.5rem 0.75rem;
    font-size: 0.875rem;
}

.form-error {
    margin-top: 0.25rem;
    font-size: 0.875rem;
    color: var(--danger-600);
}

.checkbox-input {
    width: 1rem;
    height: 1rem;
    border: 1px solid var(--gray-300);
    border-radius: 0.25rem;
    color: var(--primary-600);
}

.checkbox-input:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.12);
}

.checkbox-label {
    margin-left: 0.5rem;
    display: block;
    font-size: 0.875rem;
    color: var(--gray-900);
}

.required-mark {
    color: var(--danger-500);
}

/* =====================================================
   STATUS BADGES
   ===================================================== */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 0.25rem 0.75rem;
    font-size: 0.75rem;
    font-weight: 600;
    border-radius: 9999px;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.badge-success {
    background-color: var(--success-500);
    color: white;
}

.badge-warning {
    background-color: var(--warning-500);
    color: white;
}

.badge-danger {
    background-color: var(--danger-500);
    color: white;
}

.badge-info {
    background-color: var(--primary-500);
    color: white;
}

.badge-gray {
    background-color: var(--gray-500);
    color: white;
}

/* =====================================================
   TABLES
   ===================================================== */
.table-enhanced {
    width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.table-enhanced thead {
    background: linear-gradient(180deg, var(--gray-50) 0%, var(--gray-100) 100%);
}

.table-enhanced th {
    padding: 1rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--gray-700);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    border-bottom: 2px solid var(--gray-200);
}

.table-enhanced td {
    padding: 1rem;
    border-bottom: 1px solid var(--gray-200);
    background-color: white;
}

.table-enhanced tbody tr {
    transition: background-color var(--transition-fast);
}

.table-enhanced tbody tr:hover {
    background-color: var(--gray-50);
}

.table-enhanced tbody tr:last-child td {
    border-bottom: none;
}

.table-wrap {
    overflow-x: auto;
}

.table-list {
    min-width: 100%;
    border-collapse: separate;
    border-spacing: 0;
}

.table-head {
    background-color: var(--gray-50);
}

.table-head-cell {
    padding: 0.75rem 1.5rem;
    text-align: left;
    font-size: 0.75rem;
    font-weight: 500;
    text-transform: uppercase;
    letter-spacing: 0.05em;
    color: var(--gray-500);
}

.table-head-cell-nowrap {
    white-space: nowrap;
}

.table-body {
    background-color: white;
}

.table-row {
    border-top: 1px solid var(--gray-200);
}

.table-row:hover {
    background-color: var(--gray-50);
}

.table-cell {
    padding: 1rem 1.5rem;
    vertical-align: top;
}

.table-cell-nowrap {
    white-space: nowrap;
}

.table-sort-link {
    display: inline-flex;
    align-items: center;
    color: inherit;
    text-decoration: none;
}

.table-sort-link:hover {
    color: var(--gray-700);
}

.table-sort-icon {
    width: 1rem;
    height: 1rem;
    margin-left: 0.25rem;
}

/* =====================================================
   APP CHROME
   ===================================================== */
.navbar {
    position: sticky;
    top: 0;
    z-index: 50;
    background-color: white;
    box-shadow: var(--shadow-sm);
}

.navbar__row {
    display: flex;
    justify-content: space-between;
    height: 4rem;
}

.navbar__brand {
    font-size: 1.125rem;
    font-weight: 700;
    color: var(--primary-600);
    text-decoration: none;
}

.navbar__brand:hover {
    color: var(--primary-700);
}

.nav-link-app {
    display: inline-flex;
    align-items: center;
    padding-top: 0.25rem;
    padding-left: 0.25rem;
    padding-right: 0.25rem;
    border-bottom: 2px solid transparent;
    font-size: 0.75rem;
    font-weight: 500;
    color: var(--gray-500);
    text-decoration: none;
}

.nav-link-app:hover {
    color: var(--gray-700);
    border-color: var(--gray-300);
}

.nav-link-app.is-active {
    border-color: var(--primary-500);
    color: var(--gray-900);
}

.nav-link-mobile {
    display: block;
    padding: 0.5rem 1rem 0.5rem 0.75rem;
    border-left: 4px solid transparent;
    font-size: 1rem;
    font-weight: 500;
    color: var(--gray-600);
    text-decoration: none;
}

.nav-link-mobile:hover {
    background-color: var(--gray-50);
    border-color: var(--gray-300);
    color: var(--gray-800);
}

.nav-link-mobile.is-active {
    background-color: var(--primary-50);
    border-color: var(--primary-500);
    color: var(--primary-700);
}

.nav-icon-button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    border-radius: var(--radius-md);
    color: var(--gray-400);
}

.nav-icon-button:hover {
    background-color: var(--gray-100);
    color: var(--gray-500);
}

.nav-icon-button:focus {
    outline: none;
    box-shadow: 0 0 0 3px rgba(79, 70, 229, 0.15);
}

.nav-icon-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 0.5rem;
    color: var(--gray-500);
    text-decoration: none;
}

.nav-icon-link:hover {
    color: var(--gray-700);
}

.logout-link,
.public-login-link {
    font-size: 0.875rem;
    color: var(--gray-500);
    text-decoration: none;
}

.logout-link:hover,
.public-login-link:hover {
    color: var(--gray-700);
}

.flash {
    border-left: 4px solid transparent;
    border-radius: var(--radius-md);
    padding: 0.75rem 1rem;
}

.flash-success {
    background-color: #ecfdf5;
    border-color: #4ade80;
    color: #15803d;
}

.flash-error {
    background-color: #fef2f2;
    border-color: #f87171;
    color: #b91c1c;
}

.site-footer {
    margin-top: 3rem;
    background-color: white;
    border-top: 1px solid var(--gray-200);
}

.site-footer__inner {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.site-footer__copy {
    text-align: center;
    font-size: 0.875rem;
    color: var(--gray-500);
}

/* =====================================================
   NAVIGATION ENHANCEMENTS
   ===================================================== */
.nav-link {
    position: relative;
    transition: color var(--transition-base);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-600);
    transition: width var(--transition-base);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* =====================================================
   FORMS
   ===================================================== */
.form-input {
    display: block;
    width: 100%;
    padding: 0.625rem 0.875rem;
    font-size: 0.875rem;
    line-height: 1.5;
    color: var(--gray-900);
    background-color: white;
    border: 1px solid var(--gray-300);
    border-radius: var(--radius-md);
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.form-input:focus {
    outline: none;
    border-color: var(--primary-500);
    box-shadow: 0 0 0 3px rgba(99, 102, 241, 0.1);
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-size: 0.875rem;
    font-weight: 500;
    color: var(--gray-700);
}

/* =====================================================
   ALERTS & NOTIFICATIONS
   ===================================================== */
.alert {
    padding: 1rem;
    border-radius: var(--radius-lg);
    border-left: 4px solid;
}

.alert-success {
    background-color: var(--success-500)10;
    border-color: var(--success-600);
    color: var(--success-700);
}

.alert-warning {
    background-color: var(--warning-500)10;
    border-color: var(--warning-600);
    color: var(--warning-700);
}

.alert-danger {
    background-color: var(--danger-500)10;
    border-color: var(--danger-600);
    color: var(--danger-700);
}

.alert-info {
    background-color: var(--primary-500)10;
    border-color: var(--primary-600);
    color: var(--primary-700);
}

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

@keyframes slideInFromLeft {
    from {
        opacity: 0;
        transform: translateX(-20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInFromRight {
    from {
        opacity: 0;
        transform: translateX(20px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes pulse {
    0%, 100% {
        opacity: 1;
    }
    50% {
        opacity: 0.7;
    }
}

.animate-fade-in {
    animation: fadeIn var(--transition-base) ease-out;
}

.animate-slide-in-left {
    animation: slideInFromLeft var(--transition-base) ease-out;
}

.animate-slide-in-right {
    animation: slideInFromRight var(--transition-base) ease-out;
}

.animate-pulse {
    animation: pulse 2s cubic-bezier(0.4, 0, 0.6, 1) infinite;
}

/* =====================================================
   UTILITY CLASSES
   ===================================================== */
.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.text-gradient {
    background: linear-gradient(135deg, var(--primary-600), var(--secondary-600));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hover-lift {
    transition: transform var(--transition-base);
}

.hover-lift:hover {
    transform: translateY(-4px);
}

.shadow-colored {
    box-shadow: 0 10px 40px -10px rgba(99, 102, 241, 0.3);
}

/* =====================================================
   RESPONSIVE TABLES
   ===================================================== */
@media (max-width: 640px) {
    .page-header-row {
        flex-direction: column;
        align-items: flex-start;
    }

    .table-responsive-mobile {
        display: block;
        overflow-x: auto;
        -webkit-overflow-scrolling: touch;
    }

    .table-responsive-mobile table {
        min-width: 600px;
    }

    .surface-card__header {
        padding: 1rem;
    }

    .surface-card__body {
        padding: 1rem;
    }

    .auth-shell,
    .page-shell,
    .page-shell-lg,
    .page-shell-md,
    .flash-shell,
    .site-footer__inner,
    .navbar__inner {
        padding-left: 1rem;
        padding-right: 1rem;
    }
}

@media (min-width: 640px) {
    .page-shell,
    .flash-shell,
    .site-footer__inner,
    .navbar__inner,
    .page-shell-lg,
    .page-shell-md {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }

    .surface-card {
        border-radius: 0.75rem;
    }

    .surface-card__header {
        padding: 1rem 1.5rem;
    }

    .surface-card__body {
        padding: 1.5rem;
    }
}

@media (min-width: 1024px) {
    .page-shell,
    .flash-shell,
    .site-footer__inner,
    .navbar__inner,
    .page-shell-lg,
    .page-shell-md {
        padding-left: 2rem;
        padding-right: 2rem;
    }

    .nav-link-app {
        font-size: 0.875rem;
    }
}

/* =====================================================
   CUSTOM SCROLLBAR
   ===================================================== */
::-webkit-scrollbar {
    width: 8px;
    height: 8px;
}

::-webkit-scrollbar-track {
    background: var(--gray-100);
}

::-webkit-scrollbar-thumb {
    background: var(--gray-400);
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: var(--gray-500);
}

/* =====================================================
   PRINT STYLES
   ===================================================== */
@media print {
    .no-print {
        display: none !important;
    }

    body {
        background: white;
    }

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

/* =====================================================
   DARK MODE SUPPORT (Future Enhancement)
   ===================================================== */
@media (prefers-color-scheme: dark) {
    /* Dark mode styles can be added here */
}

/* =====================================================
   ACCESSIBILITY
   ===================================================== */
.focus-visible:focus {
    outline: 2px solid var(--primary-600);
    outline-offset: 2px;
}

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

/* =====================================================
   LOADING STATES
   ===================================================== */
.loading-spinner {
    border: 3px solid var(--gray-200);
    border-top: 3px solid var(--primary-600);
    border-radius: 50%;
    width: 24px;
    height: 24px;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.skeleton {
    background: linear-gradient(90deg, var(--gray-200) 25%, var(--gray-300) 50%, var(--gray-200) 75%);
    background-size: 200% 100%;
    animation: skeleton-loading 1.5s ease-in-out infinite;
}

@keyframes skeleton-loading {
    0% {
        background-position: 200% 0;
    }
    100% {
        background-position: -200% 0;
    }
}