/* Rental Yield Calculator Styles */

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

body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
    line-height: 1.6;
    color: #333;
    background: #ffffff;
}

/* Header Styles */
.main-header {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(20px);
    border-bottom: 1px solid rgba(0, 0, 0, 0.1);
    position: sticky;
    top: 0;
    z-index: 1000;
    box-shadow: 0 2px 20px rgba(0, 0, 0, 0.05);
}

.nav-container {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 0 24px;
    height: 70px;
}

.logo a {
    font-size: 26px;
    font-weight: 700;
    color: #204080;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 12px;
    align-items: center;
}

.nav-links a {
    color: #333;
    text-decoration: none;
    font-size: 16px;
    font-weight: 500;
    padding: 14px 18px;
    border-radius: 10px;
    transition: all 0.2s ease;
}

.nav-links a:hover,
.nav-links a.active {
    color: #204080;
    background: rgba(32, 64, 128, 0.08);
}

.dropdown {
    position: relative;
}

.dropdown-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: white;
    min-width: 200px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    border-radius: 12px;
    padding: 8px 0;
    z-index: 1000;
}

.dropdown:hover .dropdown-menu {
    display: block;
}

.dropdown-menu a {
    display: block;
    padding: 12px 20px;
    color: #333;
    text-decoration: none;
    border-radius: 0;
}

.dropdown-menu a:hover {
    background: #f8f9ff;
    color: #204080;
}

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    font-size: 24px;
    color: #333;
    cursor: pointer;
}

/* Container and Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Breadcrumb */
.breadcrumb {
    background: #f8f9ff;
    padding: 12px 0;
}

.breadcrumb ol {
    list-style: none;
    display: flex;
    gap: 8px;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

.breadcrumb a {
    color: #204080;
    text-decoration: none;
    font-size: 14px;
}

.breadcrumb li:not(:last-child):after {
    content: "›";
    margin-left: 8px;
    color: #666;
}

/* Calculator Page */
.calculator-page {
    padding: 60px 0;
}

.calculator-layout {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 40px;
    margin-bottom: 60px;
}

/* Calculator Introduction */
.calculator-intro {
    text-align: center;
    margin-bottom: 60px;
}

.calculator-intro h1 {
    font-size: 42px;
    font-weight: 700;
    color: #1a1a1a;
    margin-bottom: 16px;
    letter-spacing: -1px;
}

.calculator-intro p {
    font-size: 20px;
    color: #204080;
    margin-bottom: 32px;
    font-weight: 600;
    max-width: 800px;
    margin-left: auto;
    margin-right: auto;
}

/* Cards */
.card {
    background: white;
    border-radius: 20px;
    padding: 40px;
    box-shadow: 0 10px 40px rgba(0, 0, 0, 0.08);
    border: 1px solid rgba(0, 0, 0, 0.05);
}

.card-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: #204080;
    margin-bottom: 8px;
}

.card-header p {
    color: #666;
    margin-bottom: 32px;
}

/* Form Styles */
.form-section {
    margin-bottom: 40px;
}

.form-section h3 {
    font-size: 20px;
    font-weight: 700;
    color: #204080;
    margin-bottom: 24px;
}

.input-group {
    margin-bottom: 24px;
}

.input-label {
    display: block;
    font-weight: 600;
    color: #204080;
    margin-bottom: 8px;
    font-size: 16px;
}

.input-label.required:after {
    content: " *";
    color: #e74c3c;
}

.input-with-symbol {
    position: relative;
}

.input-field {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid #e5e5e5;
    border-radius: 12px;
    font-size: 16px;
    transition: all 0.2s ease;
    background: white;
}

.input-field:focus {
    outline: none;
    border-color: #204080;
    box-shadow: 0 0 0 4px rgba(32, 64, 128, 0.1);
}

input[type="number"] {
    width: 100%;
    padding: 16px 20px;
    border: 2px solid #e5e5e5;
    border-radius: 12px;
    font-size: 16px;
    transition: all 0.2s ease;
    background: white;
}

input[type="number"]:focus {
    outline: none;
    border-color: #204080;
    box-shadow: 0 0 0 4px rgba(32, 64, 128, 0.1);
}

/* Buttons */
.button-group {
    display: flex;
    gap: 16px;
    margin-top: 32px;
}

.calculate-button {
    background: linear-gradient(135deg, #204080 0%, #3366cc 100%);
    color: white;
    padding: 16px 32px;
    border: none;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
    flex: 1;
}

.calculate-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 25px rgba(32, 64, 128, 0.25);
}

.reset-button {
    background: #f8f9fa;
    color: #666;
    padding: 16px 32px;
    border: 2px solid #e5e5e5;
    border-radius: 12px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease;
}

.reset-button:hover {
    background: #e9ecef;
    border-color: #204080;
    color: #204080;
}

/* Results */
.calculator-results {
    display: none;
}

.calculator-results h2 {
    font-size: 28px;
    font-weight: 700;
    color: #204080;
    margin-bottom: 32px;
}

.results-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 24px;
    margin-bottom: 32px;
}

.result-item {
    background: #f8f9ff;
    border-radius: 12px;
    padding: 24px;
    text-align: center;
}

.result-item:first-child {
    background: linear-gradient(135deg, #204080 0%, #3366cc 100%);
    color: white;
}

.result-item h3 {
    font-size: 14px;
    font-weight: 600;
    margin-bottom: 8px;
    opacity: 0.8;
}

.result-value {
    font-size: 32px;
    font-weight: 700;
}

/* Breakdown Table */
.breakdown {
    margin-bottom: 32px;
}

.breakdown h3 {
    font-size: 20px;
    font-weight: 700;
    color: #204080;
    margin-bottom: 16px;
}

.breakdown table {
    width: 100%;
    border-collapse: collapse;
}

.breakdown td {
    padding: 12px 0;
    border-bottom: 1px solid #eee;
}

.breakdown .total-row {
    border-top: 2px solid #204080;
    font-weight: 700;
}

/* Notes Section */
.calculator-notes {
    background: white;
    border-radius: 16px;
    padding: 32px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
    margin: 60px 0;
}

.calculator-notes h2 {
    color: #204080;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 16px;
}

.calculator-notes ul {
    list-style: none;
    padding: 0;
}

.calculator-notes li {
    padding: 8px 0;
    color: #666;
    position: relative;
    padding-left: 20px;
}

.calculator-notes li:before {
    content: "•";
    color: #204080;
    font-weight: bold;
    position: absolute;
    left: 0;
}

/* FAQ Section */
.faq-section {
    margin-top: 60px;
}

.faq-header {
    text-align: center;
    margin-bottom: 32px;
}

.faq-header h2 {
    font-size: 28px;
    font-weight: 700;
    color: #204080;
    margin-bottom: 12px;
}

.faq-header p {
    color: #666;
    font-size: 16px;
}

.faq-container {
    background: white;
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.08);
}

.faq-item {
    border-bottom: 1px solid #eee;
}

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

.faq-question {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 20px 0;
    cursor: pointer;
    transition: all 0.2s ease;
}

.faq-question:hover {
    color: #204080;
}

.faq-question h3 {
    font-size: 16px;
    font-weight: 600;
    margin: 0;
}

.faq-question i {
    color: #204080;
    transition: transform 0.2s ease;
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 0 20px 0;
    color: #666;
    line-height: 1.6;
}

/* Footer */
.main-footer {
    background: #1a1a1a;
    color: white;
    padding: 50px 0 25px;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 40px;
}

.footer-section h3 {
    color: #204080;
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 20px;
}

.footer-section p {
    color: #ccc;
    font-size: 16px;
    line-height: 1.6;
    margin-bottom: 0;
}

.footer-section ul {
    list-style: none;
    padding: 0;
}

.footer-section li {
    margin-bottom: 12px;
}

.footer-section a {
    color: #ccc;
    text-decoration: none;
    font-size: 16px;
    transition: color 0.2s ease;
}

.footer-section a:hover {
    color: #204080;
}

.footer-bottom {
    border-top: 1px solid #333;
    padding-top: 25px;
    text-align: center;
    color: #999;
    max-width: 1200px;
    margin: 0 auto;
    padding-left: 24px;
    padding-right: 24px;
}

/* Responsive Design */
@media (max-width: 768px) {
    .mobile-menu-btn {
        display: block;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        background: white;
        flex-direction: column;
        padding: 20px;
        box-shadow: 0 8px 32px rgba(0, 0, 0, 0.12);
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        padding: 12px 0;
        border-radius: 0;
        border-bottom: 1px solid #eee;
    }

    .calculator-layout {
        grid-template-columns: 1fr;
    }

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

    .button-group {
        flex-direction: column;
    }

    .calculator-intro h1 {
        font-size: 32px;
    }

    .footer-content {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .card {
        padding: 24px;
    }

    .container {
        padding: 0 16px;
    }
}

/* Print Styles */
@media print {
    .calculator-form {
        box-shadow: none;
        border: 1px solid #000;
    }

    .calculate-button,
    .reset-button {
        display: none;
    }

    .calculator-results {
        break-inside: avoid;
        box-shadow: none;
        border: 1px solid #000;
    }
}