/* ================================================
   Goldhaus Nürnberg - Design System
   Elegant, Professional, Sleek
   ================================================ */

/* -------------------- CSS Custom Properties -------------------- */
:root {
    /* Color Palette - Modern Gold (proaurum-inspired) */
    --color-gold-primary: #C9A050;
    --color-gold-light: #DDB76D;
    --color-gold-dark: #B89040;
    --color-gold-accent: #C9A050;

    /* Neutral Colors */
    --color-black: #1A1A1A;
    --color-gray-dark: #333333;
    --color-gray-medium: #666666;
    --color-gray-light: #F5F5F5;
    --color-white: #FFFFFF;

    /* Semantic Colors */
    --color-bg-primary: var(--color-white);
    --color-bg-secondary: var(--color-gray-light);
    --color-bg-dark: #2A2A2A;
    --color-bg-card: var(--color-white);
    --color-text-primary: var(--color-black);
    --color-text-secondary: var(--color-gray-medium);
    --color-text-light: var(--color-white);
    --color-accent: var(--color-gold-primary);

    /* Typography */
    --font-heading: 'Playfair Display', serif;
    --font-body: 'Inter', sans-serif;

    /* Spacing - Increased for more breathing room */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 5rem;
    --spacing-xl: 8rem;

    /* Effects - Flat & Minimal */
    --shadow-minimal: 0 1px 3px rgba(0, 0, 0, 0.08);
    --shadow-soft: 0 2px 6px rgba(0, 0, 0, 0.1);
    --shadow-medium: 0 4px 12px rgba(0, 0, 0, 0.12);
    --border-light: 1px solid #E0E0E0;

    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-medium: 0.3s ease;
    --transition-slow: 0.4s ease;
}

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

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

body {
    font-family: var(--font-body);
    color: var(--color-text-primary);
    background-color: var(--color-bg-primary);
    line-height: 1.6;
    overflow-x: hidden;
}

/* -------------------- Typography -------------------- */
h1,
h2,
h3,
h4,
h5,
h6 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: clamp(2.5rem, 5vw, 4rem);
    color: var(--color-text-primary);
    font-weight: 700;
}

h2 {
    font-size: clamp(2rem, 4vw, 3rem);
    color: var(--color-text-primary);
    font-weight: 700;
}

h3 {
    font-size: clamp(1.5rem, 3vw, 2rem);
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--color-text-secondary);
}

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

a:hover {
    color: var(--color-gold-dark);
}

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

.section {
    padding: var(--spacing-xl) 0;
    position: relative;
}

.section-dark {
    background-color: var(--color-gray-light);
}

.section-white {
    background-color: var(--color-white);
}

/* -------------------- Header & Navigation -------------------- */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: var(--color-white);
    border-bottom: var(--border-light);
    box-shadow: var(--shadow-minimal);
    transition: all var(--transition-medium);
}

.nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.2rem 0;
}

.nav-brand {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--color-gold-primary);
    font-weight: 700;
    letter-spacing: 0.5px;
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 2.5rem;
}

.nav-link {
    color: var(--color-text-primary);
    font-weight: 500;
    font-size: 0.95rem;
    padding: 0.5rem 0;
    position: relative;
    transition: all var(--transition-fast);
}

.nav-link:hover {
    color: var(--color-gold-primary);
}

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

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

/* Burger Menu Button */
.burger-menu {
    display: none;
    /* Hidden on desktop */
    flex-direction: column;
    justify-content: space-between;
    width: 30px;
    height: 24px;
    background: transparent;
    border: none;
    cursor: pointer;
    padding: 0;
    z-index: 1001;
}

.burger-line {
    width: 100%;
    height: 3px;
    background-color: var(--color-text-primary);
    border-radius: 3px;
    transition: all 0.3s ease;
}

/* Burger menu animation when open */
.burger-menu.active .burger-line:nth-child(1) {
    transform: rotate(45deg) translate(8px, 8px);
}

.burger-menu.active .burger-line:nth-child(2) {
    opacity: 0;
}

.burger-menu.active .burger-line:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}


/* -------------------- Hero Section -------------------- */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    text-align: center;
    position: relative;
    overflow: hidden;
    background: linear-gradient(135deg, #1A1A1A 0%, #2A2A2A 100%);
}

.hero-bg {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    opacity: 0.2;
    z-index: 0;
}

.hero-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: linear-gradient(to bottom, rgba(26, 26, 26, 0.85), rgba(42, 42, 42, 0.9));
    z-index: 0;
}

.hero-content {
    max-width: 900px;
    padding: var(--spacing-md);
    animation: fadeInUp 1s ease;
    position: relative;
    z-index: 1;
}

.hero-badge {
    display: inline-block;
    background: rgba(201, 160, 80, 0.2);
    border: 1px solid var(--color-gold-primary);
    color: var(--color-gold-primary);
    padding: 0.5rem 1.5rem;
    border-radius: 50px;
    font-size: 0.9rem;
    font-weight: 500;
    margin-bottom: 1.5rem;
    letter-spacing: 0.5px;
}

.hero-logo {
    max-width: 600px;
    width: 100%;
    height: auto;
    margin-bottom: 2rem;
    border-radius: 8px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
}

.hero-title {
    margin-bottom: var(--spacing-sm);
    color: var(--color-white);
    font-weight: 700;
    letter-spacing: 1px;
    line-height: 1.2;
}

.hero-subtitle {
    font-size: clamp(1.3rem, 2.5vw, 1.8rem);
    color: var(--color-gold-primary);
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
    line-height: 1.4;
}

.hero-description {
    font-size: clamp(1rem, 1.5vw, 1.15rem);
    color: rgba(255, 255, 255, 0.85);
    margin-bottom: var(--spacing-lg);
    font-weight: 400;
    line-height: 1.7;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-bottom: var(--spacing-lg);
}

.hero-features {
    display: flex;
    gap: 2rem;
    justify-content: center;
    flex-wrap: wrap;
    margin-top: var(--spacing-lg);
    padding-top: var(--spacing-lg);
    border-top: 1px solid rgba(201, 160, 80, 0.3);
}

.hero-feature {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.9);
    font-size: 0.95rem;
}

.feature-icon {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 24px;
    height: 24px;
    background: var(--color-gold-primary);
    color: var(--color-black);
    border-radius: 50%;
    font-weight: 700;
    font-size: 0.85rem;
}

/* -------------------- Buttons -------------------- */
.btn {
    display: inline-block;
    padding: var(--spacing-sm) var(--spacing-md);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: all var(--transition-medium);
    text-decoration: none;
}

.btn-primary {
    background: var(--color-gold-primary);
    color: var(--color-white);
    box-shadow: none;
    font-weight: 600;
}

.btn-primary:hover {
    transform: translateY(-2px);
    background: var(--color-gold-dark);
    box-shadow: var(--shadow-soft);
    color: var(--color-white);
}

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

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

/* -------------------- Cards -------------------- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.card {
    background: var(--color-white);
    border: var(--border-light);
    border-radius: 8px;
    overflow: hidden;
    transition: all var(--transition-medium);
    cursor: pointer;
    box-shadow: var(--shadow-minimal);
}

.card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-medium);
    border-color: var(--color-gold-primary);
}

.card-image {
    width: 100%;
    height: 250px;
    object-fit: cover;
    transition: transform var(--transition-slow);
}

.card:hover .card-image {
    transform: scale(1.05);
}

.card-content {
    padding: var(--spacing-md);
}

.card-title {
    color: var(--color-text-primary);
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.card-text {
    color: var(--color-text-secondary);
    line-height: 1.6;
}

/* -------------------- Info Sections -------------------- */
.info-section {
    text-align: center;
    padding: var(--spacing-xl) 0;
}

.section-title {
    margin-bottom: var(--spacing-lg);
    position: relative;
    display: block;
    color: var(--color-text-primary);
    font-weight: 700;
    text-align: center;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -12px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--color-gold-primary);
}

.section-text {
    max-width: 800px;
    margin: 0 auto var(--spacing-md);
    font-size: 1.1rem;
    line-height: 1.8;
}

/* -------------------- Contact Section -------------------- */
.contact-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: var(--spacing-md);
    margin-top: var(--spacing-lg);
}

.contact-card {
    background: var(--color-white);
    border: var(--border-light);
    border-radius: 8px;
    padding: var(--spacing-md);
    text-align: center;
    transition: all var(--transition-medium);
    box-shadow: var(--shadow-minimal);
}

.contact-card:hover {
    border-color: var(--color-gold-primary);
    box-shadow: var(--shadow-soft);
    transform: translateY(-2px);
}

.contact-icon {
    font-size: 2.5rem;
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
    color: var(--color-gold-primary);
    display: flex;
    align-items: center;
    justify-content: center;
}

.contact-icon svg {
    width: 48px;
    height: 48px;
    stroke: var(--color-gold-primary);
}

.contact-title {
    font-size: 1.2rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text-primary);
}

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

/* -------------------- Footer -------------------- */
.footer {
    background: var(--color-gray-light);
    padding: var(--spacing-lg) 0 var(--spacing-md);
    border-top: var(--border-light);
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-lg);
}

.footer-section h3 {
    color: var(--color-text-primary);
    font-size: 1.1rem;
    margin-bottom: var(--spacing-sm);
    font-weight: 600;
}

.footer-section p,
.footer-section a {
    color: var(--color-text-secondary);
    font-size: 0.95rem;
    display: block;
    margin-bottom: var(--spacing-xs);
}

.footer-bottom {
    text-align: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--glass-border);
    color: var(--color-text-secondary);
    font-size: 0.9rem;
}

/* -------------------- Animations -------------------- */
@keyframes fadeInUp {
    from {
        opacity: 0;
        transform: translateY(30px);
    }

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

.fade-in-up {
    animation: fadeInUp 0.8s ease;
}

/* -------------------- Responsive Design -------------------- */
/* -------------------- Mobile Responsive Design -------------------- */

/* Tablet and smaller (max-width: 768px) */
@media (max-width: 768px) {
    .nav-menu {
        gap: var(--spacing-sm);
        flex-wrap: wrap;
        justify-content: center;
    }

    .nav-link {
        font-size: 0.9rem;
        padding: 0.5rem 0.75rem;
    }

    .section {
        padding: var(--spacing-lg) 0;
    }

    .card-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

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

    h1 {
        font-size: 2.5rem;
    }

    h2 {
        font-size: 2rem;
    }

    .hero-logo {
        max-width: 500px;
    }

    .hero-features {
        grid-template-columns: 1fr;
        gap: var(--spacing-sm);
    }

    .hero-buttons {
        flex-direction: column;
        align-items: stretch;
    }

    .hero-buttons .btn {
        width: 100%;
        justify-content: center;
    }
}

/* Smartphone (max-width: 480px) */
@media (max-width: 480px) {
    :root {
        font-size: 14px;
        --spacing-xs: 0.5rem;
        --spacing-sm: 0.75rem;
        --spacing-md: 1.25rem;
        --spacing-lg: 2rem;
    }

    .container {
        padding: 0 var(--spacing-sm);
        max-width: 100%;
    }

    /* Header & Navigation */
    .header {
        padding: 0.5rem 0;
    }

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

    .logo {
        font-size: 1.25rem;
    }

    /* Show burger menu on mobile */
    .burger-menu {
        display: flex;
    }

    /* Hide navigation by default on mobile */
    .nav-menu {
        position: fixed;
        top: 60px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 60px);
        background: var(--color-white);
        flex-direction: column;
        align-items: center;
        justify-content: flex-start;
        padding: var(--spacing-lg) 0;
        gap: 0;
        transition: left 0.3s ease;
        box-shadow: 0 4px 6px rgba(0, 0, 0, 0.1);
        z-index: 999;
        overflow-y: auto;
    }

    /* Show navigation when active */
    .nav-menu.active {
        left: 0;
    }

    .nav-menu li {
        width: 100%;
        text-align: center;
        border-bottom: 1px solid var(--color-gray-light);
    }

    .nav-menu li:last-child {
        border-bottom: none;
    }

    .nav-link {
        display: block;
        font-size: 1.1rem;
        padding: 1rem 2rem;
        width: 100%;
    }

    .nav-link::after {
        display: none;
        /* Remove hover underline on mobile */
    }

    /* Hero Section */
    .hero {
        min-height: 70vh;
        padding: 5rem 0 3rem;
    }

    .hero-badge {
        font-size: 0.8rem;
        padding: 0.4rem 1rem;
        margin-bottom: 1rem;
    }

    .hero-title {
        font-size: 2rem;
        line-height: 1.1;
    }

    .hero-subtitle {
        font-size: 1.1rem;
    }

    .hero-description {
        font-size: 0.95rem;
    }

    .hero-logo {
        max-width: 100%;
        margin-bottom: 1.5rem;
    }

    .hero-features {
        grid-template-columns: 1fr;
        gap: 0.75rem;
        margin-top: 1.5rem;
    }

    .feature-item {
        font-size: 0.9rem;
        padding: 0.75rem;
    }

    .hero-buttons {
        flex-direction: column;
        gap: 0.75rem;
        margin-top: 1.5rem;
    }

    .hero-buttons .btn {
        width: 100%;
        padding: 0.875rem 1.5rem;
        font-size: 1rem;
    }

    /* Sections */
    .section {
        padding: 2.5rem 0;
    }

    .section-title {
        font-size: 1.75rem;
        margin-bottom: 1rem;
    }

    .section-title::after {
        width: 50px;
        height: 2px;
    }

    .section-text {
        font-size: 0.95rem;
        line-height: 1.6;
    }

    /* Cards */
    .card {
        padding: var(--spacing-md);
    }

    .card-image {
        height: 180px;
    }

    .card-title {
        font-size: 1.25rem;
    }

    .card-text {
        font-size: 0.9rem;
    }

    /* Contact Section */
    .contact-card {
        padding: var(--spacing-md);
    }

    .contact-title {
        font-size: 1.1rem;
    }

    .contact-info {
        font-size: 0.9rem;
    }

    /* Footer */
    .footer-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
        text-align: center;
    }

    .footer-section h3 {
        font-size: 1.1rem;
    }

    .footer-section p,
    .footer-section a {
        font-size: 0.85rem;
    }

    /* Buttons - Touch-friendly sizing */
    .btn {
        padding: 0.875rem 1.75rem;
        font-size: 1rem;
        min-height: 44px;
        /* iOS recommended touch target */
        display: inline-flex;
        align-items: center;
        justify-content: center;
    }

    .btn-primary,
    .btn-secondary {
        width: 100%;
        max-width: 100%;
    }

    /* Typography */
    h1 {
        font-size: 2rem;
    }

    h2 {
        font-size: 1.75rem;
    }

    h3 {
        font-size: 1.35rem;
    }

    h4 {
        font-size: 1.15rem;
    }

    /* Calculator - already has mobile styles but ensure they apply */
    .calculator-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-md);
    }

    .calculator-card {
        padding: var(--spacing-md);
    }

    .calculate-btn {
        min-height: 48px;
        font-size: 1.05rem;
    }

    .purchase-price-value {
        font-size: 2rem;
    }

    .calculator-input,
    .calculator-select {
        min-height: 44px;
        font-size: 16px;
        /* Prevents iOS zoom on focus */
    }
}

/* Extra small devices (max-width: 375px) */
@media (max-width: 375px) {
    :root {
        font-size: 13px;
    }

    .hero-title {
        font-size: 1.75rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .nav-menu {
        font-size: 0.7rem;
    }

    .nav-link {
        padding: 0.3rem 0.4rem;
    }

    .calculator-input,
    .calculator-select {
        padding: 0.6rem 0.75rem;
    }
}


/* -------------------- Utility Classes -------------------- */
.text-center {
    text-align: center;
}

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

.mt-lg {
    margin-top: var(--spacing-lg);
}

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

.hidden {
    display: none;
}

/* -------------------- Contact Form -------------------- */
.appointment-form {
    background: var(--color-white);
    padding: var(--spacing-lg);
    border-radius: 12px;
    border: 1px solid var(--border-light);
    box-shadow: var(--shadow-minimal);
}

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

.form-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.form-label {
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: 0.95rem;
}

.form-input,
.form-textarea {
    padding: 0.75rem 1rem;
    border: 2px solid #E0E0E0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-body);
    transition: all var(--transition-fast);
    background: var(--color-white);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--color-gold-primary);
    box-shadow: 0 0 0 3px rgba(201, 160, 80, 0.1);
}

.form-input::placeholder,
.form-textarea::placeholder {
    color: #999;
}

.form-textarea {
    resize: vertical;
    line-height: 1.6;
}

.form-message {
    padding: 1rem;
    border-radius: 8px;
    text-align: center;
    font-weight: 500;
}

.form-message.success {
    background: #E8F5E9;
    border: 1px solid #4CAF50;
    color: #2E7D32;
}

.form-message.error {
    background: #FFEBEE;
    border: 1px solid #F44336;
    color: #C62828;
}

/* Mobile Form Styles */
@media (max-width: 768px) {
    .form-grid {
        grid-template-columns: 1fr;
    }

    .appointment-form {
        padding: var(--spacing-md);
    }
}


/* -------------------- Gold Calculator -------------------- */
.calculator-card {
    background: var(--color-white);
    border: var(--border-light);
    border-radius: 12px;
    padding: var(--spacing-lg);
    box-shadow: var(--shadow-minimal);
    max-width: 900px;
    margin: 0 auto;
}

.calculator-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-md);
}

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

.input-group {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.input-label {
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: 0.95rem;
}

.calculator-input,
.calculator-select {
    padding: 0.75rem 1rem;
    border: 2px solid #E0E0E0;
    border-radius: 8px;
    font-size: 1rem;
    font-family: var(--font-body);
    transition: all var(--transition-fast);
    background: var(--color-white);
}

.calculator-input:focus,
.calculator-select:focus {
    outline: none;
    border-color: var(--color-gold-primary);
    box-shadow: 0 0 0 3px rgba(201, 160, 80, 0.1);
}

.calculator-input::placeholder {
    color: #999;
}

.calculate-btn {
    margin-top: auto;
    width: 100%;
    font-size: 1.05rem;
    padding: 0.875rem 2rem;
}

.calculator-results {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.price-display-container {
    background: var(--color-gray-light);
    border-radius: 8px;
    padding: var(--spacing-md);
}

.spot-price-info {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: var(--spacing-sm);
    margin-bottom: var(--spacing-sm);
    border-bottom: 1px solid #DDD;
}

.spot-price-label {
    font-size: 0.9rem;
    color: var(--color-text-secondary);
}

.spot-price-value {
    font-weight: 600;
    color: var(--color-text-primary);
    font-size: 1rem;
}

.purchase-price-display {
    text-align: center;
    padding: var(--spacing-md) 0;
}

.purchase-price-label {
    font-size: 0.95rem;
    color: var(--color-text-secondary);
    margin-bottom: 0.5rem;
}

.purchase-price-value {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--color-gold-primary);
    font-family: var(--font-heading);
}

.purchase-price-value.price-updated {
    animation: priceUpdate 0.5s ease;
}

@keyframes priceUpdate {

    0%,
    100% {
        transform: scale(1);
    }

    50% {
        transform: scale(1.05);
    }
}

.calculation-details {
    margin-top: var(--spacing-sm);
    padding-top: var(--spacing-sm);
    border-top: 1px solid #DDD;
}

.detail-row {
    display: flex;
    justify-content: space-between;
    padding: 0.5rem 0;
    font-size: 0.9rem;
}

.detail-row span:first-child {
    color: var(--color-text-secondary);
}

.detail-row span:last-child {
    font-weight: 600;
    color: var(--color-text-primary);
}

.error-message {
    background: #FEE;
    border: 1px solid #FCC;
    color: #C33;
    padding: var(--spacing-sm);
    border-radius: 8px;
    text-align: center;
    font-size: 0.95rem;
}

.calculator-disclaimer {
    background: rgba(201, 160, 80, 0.05);
    border-left: 3px solid var(--color-gold-primary);
    padding: var(--spacing-sm) var(--spacing-md);
    border-radius: 4px;
    font-size: 0.85rem;
    color: var(--color-text-secondary);
    line-height: 1.6;
}

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

/* Responsive Design for Calculator */
@media (max-width: 768px) {
    .calculator-grid {
        grid-template-columns: 1fr;
    }

    .calculator-card {
        padding: var(--spacing-md);
    }

    .purchase-price-value {
        font-size: 2rem;
    }
}