/**
 * SurrealEstateSearch - Main Stylesheet
 * 
 * Modern, premium design with dark mode support
 * 
 * @package SurrealEstateSearch
 * @pillar 1
 */

/* ============================================
   CSS Variables / Design Tokens
   ============================================ */
:root {
    /* Colors */
    --primary: #6366f1;
    --primary-hover: #4f46e5;
    --primary-light: #818cf8;
    --secondary: #14b8a6;
    --secondary-hover: #0d9488;

    --success: #22c55e;
    --warning: #f59e0b;
    --error: #ef4444;
    --info: #3b82f6;

    /* Neutrals */
    --bg-primary: #0f172a;
    --bg-secondary: #1e293b;
    --bg-tertiary: #334155;
    --bg-card: #1e293b;

    --text-primary: #f8fafc;
    --text-secondary: #94a3b8;
    --text-muted: #64748b;

    --border-color: #334155;
    --border-light: #475569;

    /* Gradients */
    --gradient-primary: linear-gradient(135deg, #6366f1 0%, #8b5cf6 50%, #a855f7 100%);
    --gradient-secondary: linear-gradient(135deg, #14b8a6, #06b6d4);
    --gradient-dark: linear-gradient(180deg, #0f172a 0%, #1e293b 100%);

    /* Effects */
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.3);
    --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.3);
    --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.4);
    --shadow-glow: 0 0 20px rgba(99, 102, 241, 0.3);

    /* Typography */
    --font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --font-size-xs: 0.75rem;
    --font-size-sm: 0.875rem;
    --font-size-base: 1rem;
    --font-size-lg: 1.125rem;
    --font-size-xl: 1.25rem;
    --font-size-2xl: 1.5rem;
    --font-size-3xl: 2rem;
    --font-size-4xl: 2.5rem;

    /* 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: 0.375rem;
    --radius-md: 0.5rem;
    --radius-lg: 0.75rem;
    --radius-xl: 1rem;
    --radius-full: 9999px;

    /* Transitions */
    --transition-fast: 150ms ease;
    --transition-base: 250ms ease;
    --transition-slow: 350ms ease;

    /* Layout */
    --header-height: 64px;
    --sidebar-width: 400px;
    --max-width: 1400px;
}

/* Light mode overrides */
@media (prefers-color-scheme: light) {
    :root {
        --bg-primary: #f8fafc;
        --bg-secondary: #ffffff;
        --bg-tertiary: #f1f5f9;
        --bg-card: #ffffff;
        --text-primary: #0f172a;
        --text-secondary: #475569;
        --text-muted: #94a3b8;
        --border-color: #e2e8f0;
        --border-light: #cbd5e1;
        --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
        --shadow-md: 0 4px 6px -1px rgba(0, 0, 0, 0.1);
        --shadow-lg: 0 10px 15px -3px rgba(0, 0, 0, 0.1);
    }
}

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

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

body {
    font-family: var(--font-family);
    font-size: var(--font-size-base);
    line-height: 1.6;
    color: var(--text-primary);
    background: var(--bg-primary);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

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

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

img {
    max-width: 100%;
    height: auto;
}

/* ============================================
   Header
   ============================================ */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: var(--header-height);
    background: rgba(15, 23, 42, 0.95);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border-color);
    z-index: 1000;
}

.header__container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-lg);
    height: 100%;
}

.header__brand {
    display: flex;
    align-items: center;
}

.header__logo {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    color: var(--text-primary);
    text-decoration: none;
}

.header__logo-icon {
    font-size: 1.5rem;
}

.header__logo-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}

.header__logo-text strong {
    font-size: var(--font-size-lg);
    font-weight: 700;
}

.header__logo-text small {
    font-size: var(--font-size-xs);
    color: var(--text-secondary);
}

/* Navigation */
.header__nav {
    display: none;
}

@media (min-width: 1024px) {
    .header__nav {
        display: block;
    }
}

.nav {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    list-style: none;
}

.nav__item {
    position: relative;
}

.nav__link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) var(--spacing-md);
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    font-weight: 500;
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.nav__link:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

.nav__item--active .nav__link {
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.nav__item--disabled .nav__link {
    color: var(--text-muted);
    cursor: not-allowed;
}

.nav__badge {
    font-size: var(--font-size-xs);
    padding: 2px 6px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    color: var(--text-muted);
}

/* Header Actions */
.header__actions {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

/* Profile Link in Header */
.header__profile-link {
    display: flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    transition: all var(--transition-fast);
}

.header__profile-link:hover {
    color: var(--primary);
    background: rgba(99, 102, 241, 0.1);
}

.header__profile-icon {
    flex-shrink: 0;
}

.header__profile-name {
    white-space: nowrap;
}

@media (max-width: 768px) {
    .header__profile-name {
        display: none;
    }
    .header__profile-link {
        padding: var(--spacing-xs);
    }
}

.lang-switch {
    display: flex;
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    padding: 2px;
}

.lang-switch__btn {
    padding: var(--spacing-xs) var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 500;
    color: var(--text-secondary);
    border-radius: var(--radius-sm);
    transition: all var(--transition-fast);
}

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

.lang-switch__btn--active {
    background: var(--primary);
    color: white;
}

.header__menu-toggle {
    display: flex;
    flex-direction: column;
    gap: 4px;
    padding: var(--spacing-sm);
    background: none;
    border: none;
    cursor: pointer;
}

.header__menu-toggle span {
    width: 20px;
    height: 2px;
    background: var(--text-primary);
    border-radius: 1px;
    transition: all var(--transition-fast);
}

@media (min-width: 1024px) {
    .header__menu-toggle {
        display: none;
    }
}

/* ============================================
   Main Content
   ============================================ */
.main {
    flex: 1;
    padding-top: var(--header-height);
}

/* ============================================
   Hero Section
   ============================================ */
.hero {
    min-height: calc(100vh - var(--header-height));
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--gradient-dark);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(99, 102, 241, 0.15) 0%, transparent 70%);
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.hero__container {
    position: relative;
    max-width: 600px;
}

.hero__title {
    font-size: var(--font-size-4xl);
    font-weight: 800;
    margin-bottom: var(--spacing-lg);
    background: var(--gradient-primary);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.hero__subtitle {
    font-size: var(--font-size-lg);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-2xl);
    line-height: 1.7;
}

.hero__auth-hint { margin-bottom: var(--spacing-lg); color: var(--text-secondary); }
.hero__auth-actions { display: flex; gap: var(--spacing-md); flex-wrap: wrap; margin-bottom: var(--spacing-md); justify-content: center; }
.hero__resend-form { margin-bottom: var(--spacing-md); }
.hero__auth-logout { font-size: var(--font-size-sm); margin-top: var(--spacing-md); }
.hero__auth-logout a { color: var(--text-secondary); }
.hero__user { margin-bottom: var(--spacing-lg); color: var(--text-secondary); }
.hero__nav-links { margin-top: var(--spacing-lg); font-size: var(--font-size-sm); }
.hero__nav-links a { margin-right: var(--spacing-lg); color: var(--text-secondary); }

.auth-page .hero__container { max-width: 28rem; }
.auth-message { padding: var(--spacing-md); border-radius: var(--radius-md); margin-bottom: var(--spacing-md); }
.auth-message--error { background: rgba(239, 68, 68, 0.15); color: var(--error); }
.auth-message--success { background: rgba(34, 197, 94, 0.15); color: var(--success); }
.auth-form { margin-bottom: var(--spacing-lg); }
.auth-form__group { margin-bottom: var(--spacing-md); }
.auth-form__group label { display: block; margin-bottom: var(--spacing-xs); color: var(--text-secondary); font-size: var(--font-size-sm); }
.auth-form__group input { width: 100%; padding: var(--spacing-sm) var(--spacing-md); border-radius: var(--radius-md); border: 1px solid var(--border-color); background: var(--bg-secondary); color: var(--text-primary); }
.auth-form__footer { margin-top: var(--spacing-lg); font-size: var(--font-size-sm); color: var(--text-secondary); }
.auth-form__footer a { color: var(--primary-light); }

/* ============================================
   Buttons
   ============================================ */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: var(--spacing-sm);
    padding: var(--spacing-sm) var(--spacing-lg);
    font-family: inherit;
    font-size: var(--font-size-base);
    font-weight: 600;
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

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

.btn--primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 0 30px rgba(99, 102, 241, 0.4);
}

.btn--secondary {
    background: var(--bg-tertiary);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
}

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

.btn--ghost {
    background: transparent;
    color: var(--text-secondary);
}

.btn--ghost:hover {
    color: var(--text-primary);
    background: var(--bg-tertiary);
}

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

.btn__icon {
    font-size: 1.2em;
}

/* ============================================
   Interview Section
   ============================================ */
.interview {
    padding: var(--spacing-2xl);
    max-width: 700px;
    margin: 0 auto;
}

.interview__progress {
    margin-bottom: var(--spacing-xl);
}

.progress-bar {
    height: 4px;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    overflow: hidden;
    margin-bottom: var(--spacing-sm);
}

.progress-bar__fill {
    height: 100%;
    background: var(--gradient-primary);
    transition: width var(--transition-base);
}

.interview__step {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Chat Area */
.chat {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    padding: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
    min-height: 300px;
    max-height: 500px;
    overflow-y: auto;
}

.chat__messages {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.chat-message {
    max-width: 85%;
    padding: var(--spacing-md);
    border-radius: var(--radius-lg);
    animation: fadeInUp 0.3s ease;
}

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

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

.chat-message--bot {
    align-self: flex-start;
    background: var(--bg-tertiary);
    border-bottom-left-radius: var(--radius-sm);
}

.chat-message--user {
    align-self: flex-end;
    background: var(--primary);
    color: white;
    border-bottom-right-radius: var(--radius-sm);
}

.chat-message__hint {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
    margin-top: var(--spacing-xs);
}

/* Quick Chips */
.chat__chips {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-top: var(--spacing-md);
}

.chip {
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
    color: var(--text-primary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.chip:hover {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

.chip--selected {
    background: var(--primary);
    border-color: var(--primary);
    color: white;
}

/* Priority Sliders */
.chat__sliders {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
    margin-top: var(--spacing-md);
}

/* Finish Button in Sliders */
.chat__sliders .finish-btn {
    margin-top: var(--spacing-lg);
    width: 100%;
}

.priority-slider {
    display: flex;
    align-items: center;
    gap: var(--spacing-md);
}

.priority-slider__label {
    flex: 1;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.priority-slider__input {
    width: 150px;
    accent-color: var(--primary);
}

.priority-slider__value {
    width: 30px;
    text-align: center;
    font-weight: 600;
    color: var(--primary);
}

/* Input Group */
.input-group {
    display: flex;
    gap: var(--spacing-sm);
}

.input-group__input {
    flex: 1;
    padding: var(--spacing-md);
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-family: inherit;
    font-size: var(--font-size-base);
    transition: border-color var(--transition-fast);
}

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

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

.interview__actions {
    display: flex;
    justify-content: space-between;
    margin-top: var(--spacing-md);
}

/* Step actions: Weiter + Überspringen (ImmobilienTyp / Features) */
.interview__step-actions {
    display: flex;
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
    flex-wrap: wrap;
}

.interview__step-actions--two .btn {
    flex: 1;
    min-width: 120px;
}

/* ============================================
   Profile Summary
   ============================================ */
.profile-summary {
    padding: var(--spacing-2xl);
    max-width: 700px;
    margin: 0 auto;
}

.profile-summary__title {
    font-size: var(--font-size-2xl);
    font-weight: 700;
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.profile-card {
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    padding: var(--spacing-xl);
    margin-bottom: var(--spacing-xl);
}

.profile-card__section {
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
}

.profile-card__section:last-child {
    margin-bottom: 0;
    padding-bottom: 0;
    border-bottom: none;
}

.profile-card__label {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: var(--spacing-sm);
}

.profile-card__value {
    font-size: var(--font-size-lg);
    font-weight: 500;
}

.profile-card__extra {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.profile-card__extra-item {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    padding: var(--spacing-sm) 0;
    border-bottom: 1px solid var(--border-color);
}

.profile-card__extra-item:last-child {
    border-bottom: none;
}

.profile-card__extra-label {
    font-weight: 600;
    color: var(--text-secondary);
    min-width: 120px;
}

.profile-card__extra-value {
    font-size: var(--font-size-base);
}

.profile-card__priorities {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(180px, 1fr));
    gap: var(--spacing-md);
    overflow: hidden;
}

.priority-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: var(--spacing-md);
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    min-width: 0;
    overflow: hidden;
}

.priority-item__label {
    flex: 1;
    min-width: 0;
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    line-height: 1.35;
    word-break: break-word;
    white-space: normal;
}

.priority-item__stars {
    flex-shrink: 0;
    display: inline-flex;
    align-items: center;
    gap: 1px;
    width: 5.5em;
    justify-content: flex-end;
    font-size: 0.875rem;
    letter-spacing: 0.5px;
    color: var(--warning);
}

.priority-item__stars .star {
    color: var(--warning);
    opacity: 1;
}

.priority-item__stars .star--empty {
    color: var(--text-secondary);
    opacity: 0.35;
}

.profile-summary__actions {
    display: flex;
    justify-content: center;
    gap: var(--spacing-md);
}

/* ============================================
   Results Page
   ============================================ */
.pillar1-results {
    display: flex;
    flex-direction: column;
    height: calc(100vh - var(--header-height));
}

/* Mobile Tabs */
.mobile-tabs {
    display: flex;
    background: var(--bg-secondary);
    border-bottom: 1px solid var(--border-color);
}

.mobile-tabs__btn {
    flex: 1;
    padding: var(--spacing-md);
    background: none;
    border: none;
    font-family: inherit;
    font-size: var(--font-size-base);
    font-weight: 500;
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
    border-bottom: 2px solid transparent;
}

.mobile-tabs__btn--active {
    color: var(--primary);
    border-bottom-color: var(--primary);
}

@media (min-width: 768px) {
    .mobile-tabs {
        display: none;
    }
}

/* Split View */
.split-view {
    flex: 1;
    display: flex;
    overflow: hidden;
}

.split-view__panel {
    overflow-y: auto;
}

.split-view__panel--list {
    width: 100%;
    padding: var(--spacing-lg);
    background: var(--bg-primary);
}

.split-view__panel--map {
    display: none;
    position: relative;
}

@media (min-width: 768px) {
    .split-view__panel--list {
        width: var(--sidebar-width);
        flex-shrink: 0;
        border-right: 1px solid var(--border-color);
    }

    .split-view__panel--map {
        display: block;
        flex: 1;
    }
}

/* Results Header */
.results-header {
    margin-bottom: var(--spacing-lg);
}

.results-header__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-sm);
}

.results-header__stats {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

/* Results Section */
.results-section {
    margin-bottom: var(--spacing-xl);
}

.results-section__title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-base);
    font-weight: 600;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.results-section__icon {
    flex-shrink: 0;
    filter: drop-shadow(0 1px 2px rgba(250, 204, 21, 0.4));
}

.results-section--near .results-section__title {
    color: var(--warning);
}

/* Listing Cards */
.listing-list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.listing-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: var(--spacing-md);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.listing-card:hover {
    border-color: var(--primary);
    box-shadow: var(--shadow-glow);
    transform: translateX(4px);
}

.listing-card__header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    margin-bottom: var(--spacing-sm);
}

.listing-card__score {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--gradient-primary);
    border-radius: var(--radius-md);
    font-weight: 700;
    font-size: var(--font-size-lg);
    color: white;
}

.listing-card__score--near {
    background: var(--warning);
}

.listing-card__title {
    flex: 1;
    margin-left: var(--spacing-md);
}

.listing-card__name {
    font-weight: 600;
    font-size: var(--font-size-base);
    margin-bottom: 2px;
}

.listing-card__location {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.listing-card__details {
    display: flex;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-sm);
}

.listing-card__detail {
    font-size: var(--font-size-sm);
}

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

.listing-card__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.listing-tag {
    padding: 2px 8px;
    font-size: var(--font-size-xs);
    border-radius: var(--radius-full);
}

.listing-tag--good {
    background: rgba(34, 197, 94, 0.2);
    color: var(--success);
}

.listing-tag--warning {
    background: rgba(245, 158, 11, 0.2);
    color: var(--warning);
}

/* What-If Panel */
.whatif-panel {
    background: var(--bg-tertiary);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.whatif-panel__title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.whatif-suggestion {
    padding: var(--spacing-sm);
    font-size: var(--font-size-sm);
    color: var(--info);
    cursor: pointer;
}

.whatif-suggestion:hover {
    text-decoration: underline;
}

/* No Results */
.no-results {
    text-align: center;
    padding: var(--spacing-2xl);
}

.no-results__icon {
    font-size: 4rem;
    margin-bottom: var(--spacing-md);
    opacity: 0.5;
}

/* ============================================
   Map
   ============================================ */
.map-container {
    position: absolute;
    inset: 0;
}

.map {
    width: 100%;
    height: 100%;
}

.map-loading {
    position: absolute;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    background: rgba(15, 23, 42, 0.8);
}

/* Layer Controls */
.layer-controls {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: var(--spacing-md);
    max-width: 200px;
    box-shadow: var(--shadow-lg);
    z-index: 1000;
}

.layer-controls__title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
    padding-bottom: var(--spacing-sm);
    border-bottom: 1px solid var(--border-color);
}

.layer-controls__clear-btn {
    width: 100%;
    padding: var(--spacing-xs) var(--spacing-sm);
    background: transparent;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    cursor: pointer;
    transition: all var(--transition-fast);
    margin-bottom: var(--spacing-sm);
}

.layer-controls__clear-btn:hover {
    background: var(--bg-tertiary);
    border-color: var(--error);
    color: var(--error);
}

.layer-controls__list {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.layer-toggle {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
    cursor: pointer;
}

.layer-toggle__input {
    accent-color: var(--primary);
}

/* Map Legend */
.map-legend {
    position: absolute;
    bottom: var(--spacing-md);
    right: var(--spacing-md);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
    z-index: 1000;
}

.map-legend__title {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.map-legend__items {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-xs);
}

.map-legend__item {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    font-size: var(--font-size-sm);
}

.map-legend__marker {
    width: 12px;
    height: 12px;
    border-radius: var(--radius-full);
}

.map-legend__marker--top,
.map-legend__marker--near {
    width: 18px;
    height: 20px;
    border-radius: 0;
    display: inline-flex;
    align-items: flex-end;
    justify-content: center;
    background: transparent;
}

.map-legend__marker--top .map-legend__house {
    fill: rgba(99, 102, 241, 0.25);
    stroke: rgba(165, 180, 252, 0.9);
    stroke-width: 1;
}

.map-legend__marker--near .map-legend__house {
    fill: rgba(245, 158, 11, 0.2);
    stroke: rgba(253, 230, 138, 0.9);
    stroke-width: 1;
}

.map-legend__marker--school {
    border: 2px solid;
}

.map-legend__schools {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.map-legend__subtitle {
    font-size: var(--font-size-sm);
    font-weight: 600;
    margin: 0 0 var(--spacing-xs) 0;
    color: var(--text-secondary);
}

.map-legend__tax {
    margin-top: var(--spacing-md);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border);
}

.map-legend__swatch {
    width: 16px;
    height: 12px;
    border-radius: 2px;
    display: inline-block;
    vertical-align: middle;
    border: 1px solid rgba(0,0,0,0.2);
}

/* ============================================
   Modal
   ============================================ */
.modal {
    position: fixed;
    inset: 0;
    z-index: 2000;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-lg);
}

.modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.7);
    backdrop-filter: blur(4px);
}

.modal__content {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--radius-xl);
    border: 1px solid var(--border-color);
    max-width: 600px;
    width: 100%;
    max-height: 80vh;
    overflow-y: auto;
    box-shadow: var(--shadow-lg);
}

.modal__close {
    position: absolute;
    top: var(--spacing-md);
    right: var(--spacing-md);
    width: 32px;
    height: 32px;
    border: none;
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
    font-size: var(--font-size-xl);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.modal__close:hover {
    background: var(--error);
    color: white;
}

/* Listing Detail Modal */
.listing-detail {
    padding: var(--spacing-xl);
}

.listing-detail__header {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    align-items: flex-start;
}

.listing-detail__score {
    width: 56px;
    height: 56px;
    flex-shrink: 0;
    border-radius: var(--radius-lg);
    background: var(--primary);
    color: white;
    font-size: var(--font-size-xl);
    font-weight: 800;
    display: flex;
    align-items: center;
    justify-content: center;
}

.listing-detail__title {
    font-size: var(--font-size-xl);
    font-weight: 700;
    margin-bottom: var(--spacing-xs);
    line-height: 1.3;
}

.listing-detail__location {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.listing-detail__price-box {
    display: flex;
    align-items: baseline;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
}

.listing-detail__price {
    font-size: var(--font-size-2xl);
    font-weight: 800;
    color: var(--primary);
}

.listing-detail__price-m2 {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
}

.listing-detail__grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.listing-detail__item {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-sm);
}

.listing-detail__label {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
}

.listing-detail__value {
    font-weight: 600;
    font-size: var(--font-size-sm);
}

.listing-detail__features {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
}

.listing-detail__feature {
    padding: var(--spacing-xs) var(--spacing-md);
    background: rgba(34, 197, 94, 0.15);
    color: var(--success);
    border-radius: var(--radius-full);
    font-size: var(--font-size-sm);
}

.listing-detail__criteria {
    margin-bottom: var(--spacing-lg);
}

.listing-detail__criteria h4 {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.listing-detail__tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.listing-detail__description {
    margin-bottom: var(--spacing-lg);
    padding: var(--spacing-md);
    background: var(--bg-tertiary);
    border-radius: var(--radius-md);
    border-left: 3px solid var(--primary);
}

.listing-detail__description h4 {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
}

.listing-detail__description p {
    font-size: var(--font-size-sm);
    line-height: 1.6;
    color: var(--text-primary);
}

.listing-detail__actions {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.listing-detail__actions .btn--lg {
    padding: var(--spacing-md) var(--spacing-lg);
    font-size: var(--font-size-base);
    justify-content: center;
}

.listing-detail__actions .btn--ghost {
    background: transparent;
    border: 1px solid var(--border-color);
    color: var(--text-secondary);
}

.listing-detail__actions .btn--ghost:hover {
    background: var(--bg-tertiary);
}

/* Image Gallery */
.listing-detail__gallery {
    display: flex;
    gap: var(--spacing-sm);
    overflow-x: auto;
    margin-bottom: var(--spacing-lg);
    padding-bottom: var(--spacing-sm);
    scroll-snap-type: x mandatory;
}

.listing-detail__gallery::-webkit-scrollbar {
    height: 6px;
}

.listing-detail__gallery::-webkit-scrollbar-track {
    background: var(--bg-tertiary);
    border-radius: var(--radius-full);
}

.listing-detail__gallery::-webkit-scrollbar-thumb {
    background: var(--border-light);
    border-radius: var(--radius-full);
}

.listing-detail__image {
    height: 200px;
    width: auto;
    border-radius: var(--radius-md);
    object-fit: cover;
    scroll-snap-align: start;
    flex-shrink: 0;
}

/* Section Headers */
.listing-detail__section {
    margin-bottom: var(--spacing-lg);
}

.listing-detail__section h4 {
    font-size: var(--font-size-sm);
    color: var(--text-secondary);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

/* Meta Info */
.listing-detail__meta {
    font-size: var(--font-size-xs);
    color: var(--text-muted);
    text-align: center;
    padding: var(--spacing-md) 0;
    border-top: 1px solid var(--border-color);
    margin-bottom: var(--spacing-md);
}

/* ============================================
   Loading States
   ============================================ */
.loading {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.loading__spinner {
    width: 40px;
    height: 40px;
    border: 3px solid var(--border-color);
    border-top-color: var(--primary);
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-bottom: var(--spacing-md);
}

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

/* ============================================
   Footer
   ============================================ */
.footer {
    background: var(--bg-secondary);
    border-top: 1px solid var(--border-color);
    padding: var(--spacing-lg);
    text-align: center;
}

.footer__text {
    font-size: var(--font-size-sm);
    color: var(--text-muted);
}

/* ============================================
   Debug Panel
   ============================================ */
.debug-panel {
    position: fixed;
    bottom: var(--spacing-md);
    left: var(--spacing-md);
    z-index: 9999;
}

.debug-panel__toggle {
    width: 40px;
    height: 40px;
    border: none;
    background: var(--warning);
    border-radius: var(--radius-full);
    font-size: var(--font-size-lg);
    cursor: pointer;
}

.debug-panel__content {
    position: absolute;
    bottom: 50px;
    left: 0;
    width: 400px;
    max-height: 300px;
    overflow-y: auto;
    background: var(--bg-card);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-lg);
    padding: var(--spacing-md);
    box-shadow: var(--shadow-lg);
}

.debug-panel__content h4 {
    margin-bottom: var(--spacing-sm);
}

.debug-panel__content pre {
    font-size: var(--font-size-xs);
    background: var(--bg-tertiary);
    padding: var(--spacing-sm);
    border-radius: var(--radius-sm);
    overflow-x: auto;
}

/* ============================================
   Utility Classes
   ============================================ */
.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;
}

.hidden {
    display: none !important;
}

/* ============================================
   Leaflet Map Overrides (Dark Theme)
   ============================================ */
.leaflet-container {
    background: var(--bg-primary);
    font-family: var(--font-family);
}

.leaflet-popup-content-wrapper {
    background: white;
    color: #1e293b;
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-xl);
}

.leaflet-popup-tip {
    background: white;
}

.leaflet-popup-content {
    margin: 12px;
}

/* Dark controls */
.leaflet-control-zoom a {
    background: var(--bg-card);
    color: var(--text-primary);
    border-color: var(--border-color);
}

.leaflet-control-zoom a:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.leaflet-control-attribution {
    background: rgba(15, 23, 42, 0.8) !important;
    color: var(--text-tertiary) !important;
    font-size: 10px;
}

.leaflet-control-attribution a {
    color: var(--text-secondary) !important;
}

/* Real estate markers – minimal, light, transparent for dark UI */
.custom-marker {
    background: transparent !important;
    border: none !important;
}

.realestate-marker {
    display: flex;
    align-items: flex-end;
    justify-content: center;
}

.realestate-marker .marker-house {
    fill: rgba(255, 255, 255, 0.2);
    stroke: rgba(148, 163, 184, 0.9);
    stroke-width: 1.2;
    transition: fill var(--transition-fast), stroke var(--transition-fast);
}

.custom-marker--top .marker-house {
    stroke: rgba(165, 180, 252, 0.95);
    fill: rgba(99, 102, 241, 0.25);
}

.custom-marker--near .marker-house {
    stroke: rgba(253, 230, 138, 0.95);
    fill: rgba(245, 158, 11, 0.2);
}

.realestate-marker svg {
    transition: transform var(--transition-fast);
}

.custom-marker:hover .realestate-marker svg,
.leaflet-marker-pane .custom-marker:hover .realestate-marker svg {
    transform: scale(1.08);
    transform-origin: 50% 100%;
}

.custom-marker:hover .marker-house,
.leaflet-marker-pane .custom-marker:hover .marker-house {
    fill: rgba(255, 255, 255, 0.35);
}

.custom-marker--top:hover .marker-house {
    stroke: rgba(199, 210, 254, 1);
    fill: rgba(99, 102, 241, 0.4);
}

.custom-marker--near:hover .marker-house {
    stroke: rgba(254, 243, 199, 1);
    fill: rgba(245, 158, 11, 0.35);
}

/* Modern station markers for public transport - light, transparent style */
.station-marker {
    background: transparent !important;
    border: none !important;
}

.station-marker--modern .station-icon {
    transition: transform var(--transition-fast), background var(--transition-fast), border-color var(--transition-fast);
}

.station-marker--modern:hover .station-icon {
    transform: scale(1.12);
}

.station-marker--modern .station-icon svg {
    width: 60%;
    height: 60%;
    display: block;
}

/* Leaflet tooltip for stations */
.leaflet-tooltip {
    background: var(--bg-card);
    color: var(--text-primary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    box-shadow: var(--shadow-md);
    padding: 8px 12px;
    font-size: 13px;
}

.leaflet-tooltip-top:before {
    border-top-color: var(--bg-card);
}

/* ==========================================
   Profile Page - Multiple Search Profiles
   ========================================== */

.hero--compact {
    padding: var(--spacing-xl) 0;
}

.hero--compact .hero__title {
    font-size: var(--font-size-2xl);
    margin-bottom: var(--spacing-sm);
}

.hero--compact .hero__subtitle {
    font-size: var(--font-size-base);
}

.hero__nav-links {
    display: flex;
    gap: var(--spacing-lg);
    margin-top: var(--spacing-md);
    justify-content: center;
}

.hero__nav-links a {
    color: var(--text-secondary);
    font-size: var(--font-size-sm);
    transition: color var(--transition-fast);
}

.hero__nav-links a:hover {
    color: var(--primary-light);
}

.profile-section {
    padding: var(--spacing-xl) 0 var(--spacing-2xl);
}

.profile-section__container {
    max-width: 800px;
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

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

.profile-header__title {
    font-size: var(--font-size-xl);
    font-weight: 600;
    color: var(--text-primary);
}

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

.profile-loading,
.profile-error {
    text-align: center;
    padding: var(--spacing-xl);
    color: var(--text-secondary);
}

.profile-empty {
    text-align: center;
    padding: var(--spacing-2xl);
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px dashed var(--border-color);
}

.profile-empty p {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

/* Profile Card */
.profile-card {
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    border: 1px solid var(--border-color);
    overflow: hidden;
    transition: border-color var(--transition-fast), box-shadow var(--transition-fast);
}

.profile-card:hover {
    border-color: var(--primary);
    box-shadow: 0 0 0 1px var(--primary);
}

.profile-card__header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: var(--spacing-md) var(--spacing-lg);
    border-bottom: 1px solid var(--border-color);
    background: var(--bg-tertiary);
}

.profile-card__name {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0;
}

.profile-card__actions {
    display: flex;
    gap: var(--spacing-xs);
}

.profile-card__btn {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 32px;
    height: 32px;
    background: transparent;
    border: 1px solid transparent;
    border-radius: var(--radius-md);
    color: var(--text-secondary);
    cursor: pointer;
    transition: all var(--transition-fast);
}

.profile-card__btn:hover {
    background: var(--bg-secondary);
    color: var(--text-primary);
}

.profile-card__btn--delete:hover {
    background: rgba(239, 68, 68, 0.1);
    color: #ef4444;
}

.profile-card__body {
    padding: var(--spacing-md) var(--spacing-lg);
}

.profile-card__summary {
    color: var(--text-primary);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-xs);
}

.profile-card__date {
    color: var(--text-tertiary);
    font-size: var(--font-size-sm);
}

.profile-card__footer {
    padding: var(--spacing-sm) var(--spacing-lg) var(--spacing-md);
}

.profile-card__search-btn {
    width: 100%;
}

/* Modal */
.modal {
    position: fixed;
    inset: 0;
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 1000;
}

.modal__backdrop {
    position: absolute;
    inset: 0;
    background: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
}

.modal__content {
    position: relative;
    background: var(--bg-card);
    border-radius: var(--radius-lg);
    padding: var(--spacing-xl);
    width: 90%;
    max-width: 400px;
    border: 1px solid var(--border-color);
    box-shadow: var(--shadow-xl);
}

.modal__title {
    font-size: var(--font-size-lg);
    font-weight: 600;
    color: var(--text-primary);
    margin: 0 0 var(--spacing-md);
}

.modal__text {
    color: var(--text-secondary);
    margin-bottom: var(--spacing-lg);
}

.modal__input {
    width: 100%;
    padding: var(--spacing-sm) var(--spacing-md);
    background: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    color: var(--text-primary);
    font-size: var(--font-size-base);
    margin-bottom: var(--spacing-lg);
    outline: none;
    transition: border-color var(--transition-fast);
}

.modal__input:focus {
    border-color: var(--primary);
}

.modal__actions {
    display: flex;
    gap: var(--spacing-sm);
    justify-content: flex-end;
}

/* Button variants */
.btn--danger {
    background: linear-gradient(135deg, #ef4444 0%, #dc2626 100%);
    color: white;
}

.btn--danger:hover {
    background: linear-gradient(135deg, #f87171 0%, #ef4444 100%);
    transform: translateY(-1px);
}