/* ============================================
   Aoki International Tax Accounting Office
   Main Stylesheet
   ============================================ */

/* CSS Variables */
:root {
    --primary-color: #1a365d;
    --secondary-color: #2c5282;
    --accent-color: #3182ce;
    --text-color: #2d3748;
    --text-light: #4a5568;
    --background: #ffffff;
    --background-light: #f7fafc;
    --border-color: #e2e8f0;
    --success-color: #38a169;
    --error-color: #e53e3e;
    --shadow: 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);
    --transition: all 0.3s ease;
}

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

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

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, sans-serif;
    line-height: 1.6;
    color: var(--text-color);
    background-color: var(--background);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
}

main {
    flex: 1;
}

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

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

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

ul, ol {
    list-style: none;
}

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

h1 { font-size: 2.5rem; }
h2 { font-size: 2rem; }
h3 { font-size: 1.5rem; }
h4 { font-size: 1.25rem; }

p {
    margin-bottom: 1rem;
    color: var(--text-light);
}

/* Container */
.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.875rem 2rem;
    font-size: 1rem;
    font-weight: 600;
    text-align: center;
    border: none;
    border-radius: 6px;
    cursor: pointer;
    transition: var(--transition);
}

.btn-primary {
    background-color: var(--accent-color);
    color: white;
}

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

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

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

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

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

/* Header */
.header {
    background-color: white;
    box-shadow: var(--shadow);
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: 1rem;
    padding-bottom: 1rem;
}

.logo {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.logo:hover {
    color: var(--accent-color);
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-weight: 700;
    font-size: 1.25rem;
}

.nav {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-list {
    display: flex;
    gap: 1.5rem;
}

.nav-link {
    color: var(--text-color);
    font-weight: 500;
    padding: 0.5rem 0;
    position: relative;
}

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

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

.nav-link:hover,
.nav-link.active {
    color: var(--accent-color);
}

/* Mobile Menu */
.mobile-menu-toggle {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
}

.mobile-menu-toggle span {
    display: block;
    width: 25px;
    height: 3px;
    background-color: var(--primary-color);
    margin: 5px 0;
    transition: var(--transition);
}

/* Hero Section */
.hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 8rem 0 4rem;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('../assets/financial-services.jpg') center/cover no-repeat;
    opacity: 0.1;
}

.hero .container {
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 700px;
}

.hero h1 {
    color: white;
    font-size: 3rem;
    margin-bottom: 1.5rem;
}

.hero-subtitle {
    font-size: 1.25rem;
    opacity: 0.9;
    margin-bottom: 2rem;
    color: white;
}

.hero-cta {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
}

.hero-badges {
    display: flex;
    gap: 1rem;
    margin-top: 2rem;
    flex-wrap: wrap;
}

.badge {
    display: flex;
    align-items: center;
    gap: 0.5rem;
    background: rgba(255, 255, 255, 0.1);
    padding: 0.75rem 1rem;
    border-radius: 6px;
    font-size: 0.875rem;
}

.badge svg {
    width: 20px;
    height: 20px;
}

/* Sections */
.section {
    padding: 5rem 0;
}

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

.section-header {
    text-align: center;
    max-width: 700px;
    margin: 0 auto 3rem;
}

.section-header h2 {
    margin-bottom: 1rem;
}

.section-header p {
    font-size: 1.125rem;
}

/* Services Grid */
.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
}

.service-card {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-lg);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
}

.service-icon svg {
    width: 30px;
    height: 30px;
    color: white;
}

.service-card h3 {
    margin-bottom: 0.75rem;
}

.service-card p {
    font-size: 0.95rem;
}

/* Features */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
}

.feature-item {
    text-align: center;
    padding: 1.5rem;
}

.feature-icon {
    width: 80px;
    height: 80px;
    background: var(--background-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 1rem;
}

.feature-icon svg {
    width: 40px;
    height: 40px;
    color: var(--accent-color);
}

/* Lead Form Section */
.lead-form-section {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 5rem 0;
}

.lead-form-section h2 {
    color: white;
}

.lead-form-section p {
    color: rgba(255, 255, 255, 0.9);
}

.lead-form-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.lead-form-content h2 {
    font-size: 2.25rem;
}

.lead-form-content p {
    font-size: 1.125rem;
    margin-bottom: 1.5rem;
}

/* Forms */
.form-wrapper {
    background: white;
    border-radius: 12px;
    padding: 2rem;
    box-shadow: var(--shadow-lg);
}

.form-group {
    margin-bottom: 1.25rem;
}

.form-group label {
    display: block;
    font-weight: 500;
    color: var(--text-color);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group textarea,
.form-group select {
    width: 100%;
    padding: 0.875rem 1rem;
    border: 1px solid var(--border-color);
    border-radius: 6px;
    font-size: 1rem;
    font-family: inherit;
    transition: var(--transition);
}

.form-group input:focus,
.form-group textarea:focus,
.form-group select:focus {
    outline: none;
    border-color: var(--accent-color);
    box-shadow: 0 0 0 3px rgba(49, 130, 206, 0.1);
}

.form-group textarea {
    min-height: 120px;
    resize: vertical;
}

.form-checkbox {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
}

.form-checkbox input[type="checkbox"] {
    width: auto;
    margin-top: 0.25rem;
}

.form-checkbox label {
    font-size: 0.875rem;
    color: var(--text-light);
    margin-bottom: 0;
}

.form-checkbox a {
    color: var(--accent-color);
}

.form-submit {
    width: 100%;
    margin-top: 1rem;
}

.form-success,
.form-error {
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 1rem;
    text-align: center;
}

.form-success {
    background-color: #c6f6d5;
    color: #276749;
}

.form-error {
    background-color: #fed7d7;
    color: #c53030;
}

/* About Page */
.about-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 8rem 0 4rem;
}

.about-hero h1 {
    color: white;
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
}

.about-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.value-card {
    background: white;
    padding: 2rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
}

.value-card h3 {
    display: flex;
    align-items: center;
    gap: 0.75rem;
}

.value-card h3 svg {
    color: var(--accent-color);
}

/* Services Page */
.services-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 8rem 0 4rem;
}

.services-hero h1 {
    color: white;
}

.service-detail {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
    align-items: center;
    padding: 3rem 0;
    border-bottom: 1px solid var(--border-color);
}

.service-detail:last-child {
    border-bottom: none;
}

.service-detail:nth-child(even) {
    direction: rtl;
}

.service-detail:nth-child(even) > * {
    direction: ltr;
}

.service-detail-image {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
}

.service-detail-content h3 {
    font-size: 1.75rem;
}

.service-list {
    margin: 1rem 0;
}

.service-list li {
    display: flex;
    align-items: flex-start;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--text-light);
}

.service-list li svg {
    color: var(--success-color);
    flex-shrink: 0;
    margin-top: 0.25rem;
}

/* Contact Page */
.contact-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 8rem 0 4rem;
}

.contact-hero h1 {
    color: white;
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 3rem;
}

.contact-info {
    padding: 2rem;
}

.contact-info h2 {
    margin-bottom: 1.5rem;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.contact-item-icon {
    width: 50px;
    height: 50px;
    background: var(--background-light);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-item-icon svg {
    color: var(--accent-color);
}

.contact-item-content h4 {
    margin-bottom: 0.25rem;
    font-size: 1rem;
}

.contact-item-content p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

.business-hours {
    margin-top: 2rem;
    padding-top: 2rem;
    border-top: 1px solid var(--border-color);
}

.business-hours h4 {
    margin-bottom: 1rem;
}

.business-hours p {
    margin-bottom: 0.5rem;
}

.map-container {
    border-radius: 12px;
    overflow: hidden;
    box-shadow: var(--shadow);
    height: 300px;
    margin-top: 2rem;
}

.map-container iframe {
    width: 100%;
    height: 100%;
    border: none;
}

/* Legal Pages */
.legal-hero {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 8rem 0 4rem;
}

.legal-hero h1 {
    color: white;
}

.legal-content {
    max-width: 900px;
    margin: 0 auto;
}

.legal-content h2 {
    margin-top: 2rem;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.legal-content h3 {
    margin-top: 1.5rem;
    margin-bottom: 0.75rem;
    font-size: 1.25rem;
}

.legal-content ul,
.legal-content ol {
    margin-left: 1.5rem;
    margin-bottom: 1rem;
}

.legal-content ul {
    list-style: disc;
}

.legal-content ol {
    list-style: decimal;
}

.legal-content li {
    margin-bottom: 0.5rem;
    color: var(--text-light);
}

.legal-content p {
    margin-bottom: 1rem;
}

.last-updated {
    background: var(--background-light);
    padding: 1rem;
    border-radius: 6px;
    margin-bottom: 2rem;
    font-size: 0.875rem;
    color: var(--text-light);
}

/* Footer */
.footer {
    background-color: var(--primary-color);
    color: white;
    padding: 4rem 0 2rem;
    margin-top: auto;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1fr;
    gap: 2rem;
    margin-bottom: 2rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.8);
    margin-top: 1rem;
    font-size: 0.95rem;
}

.footer h4 {
    color: white;
    font-size: 1rem;
    margin-bottom: 1rem;
}

.footer-links {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
}

.footer-links a:hover {
    color: white;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 0.95rem;
    margin-bottom: 0.5rem;
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 2rem;
    margin-top: 2rem;
}

.footer-disclaimer {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
    margin-bottom: 1rem;
}

.footer-copyright {
    font-size: 0.875rem;
    color: rgba(255, 255, 255, 0.7);
}

/* Cookie Consent Banner */
.cookie-banner {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    background: white;
    box-shadow: 0 -4px 6px -1px rgba(0, 0, 0, 0.1);
    z-index: 9999;
    padding: 1.5rem;
    display: none;
}

.cookie-banner.active {
    display: block;
}

.cookie-banner .container {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.cookie-content {
    flex: 1;
    min-width: 300px;
}

.cookie-content p {
    margin-bottom: 0;
    font-size: 0.95rem;
}

.cookie-content a {
    color: var(--accent-color);
}

.cookie-buttons {
    display: flex;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.cookie-buttons .btn {
    padding: 0.625rem 1.25rem;
    font-size: 0.875rem;
}

/* Cookie Settings Modal */
.cookie-modal {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 0, 0, 0.5);
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
    padding: 1rem;
}

.cookie-modal.active {
    display: flex;
}

.cookie-modal-content {
    background: white;
    border-radius: 12px;
    max-width: 600px;
    width: 100%;
    max-height: 90vh;
    overflow-y: auto;
    padding: 2rem;
}

.cookie-modal-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
}

.cookie-modal-header h3 {
    margin-bottom: 0;
}

.cookie-modal-close {
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    color: var(--text-light);
}

.cookie-modal-close:hover {
    color: var(--text-color);
}

.cookie-category {
    border: 1px solid var(--border-color);
    border-radius: 8px;
    padding: 1rem;
    margin-bottom: 1rem;
}

.cookie-category-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 0.5rem;
}

.cookie-category-header h4 {
    margin-bottom: 0;
    font-size: 1rem;
}

.cookie-category p {
    font-size: 0.875rem;
    margin-bottom: 0;
}

/* Toggle Switch */
.toggle-switch {
    position: relative;
    width: 50px;
    height: 26px;
}

.toggle-switch input {
    opacity: 0;
    width: 0;
    height: 0;
}

.toggle-slider {
    position: absolute;
    cursor: pointer;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-color: var(--border-color);
    transition: var(--transition);
    border-radius: 26px;
}

.toggle-slider:before {
    position: absolute;
    content: "";
    height: 20px;
    width: 20px;
    left: 3px;
    bottom: 3px;
    background-color: white;
    transition: var(--transition);
    border-radius: 50%;
}

.toggle-switch input:checked + .toggle-slider {
    background-color: var(--accent-color);
}

.toggle-switch input:checked + .toggle-slider:before {
    transform: translateX(24px);
}

.toggle-switch input:disabled + .toggle-slider {
    opacity: 0.5;
    cursor: not-allowed;
}

/* Page Header */
.page-header {
    background: linear-gradient(135deg, var(--primary-color) 0%, var(--secondary-color) 100%);
    color: white;
    padding: 8rem 0 4rem;
    text-align: center;
}

.page-header h1 {
    color: white;
    margin-bottom: 0.5rem;
}

.page-header p {
    color: rgba(255, 255, 255, 0.9);
    font-size: 1.125rem;
    margin-bottom: 0;
}

/* Breadcrumbs */
.breadcrumbs {
    padding: 1rem 0;
    background: var(--background-light);
    font-size: 0.875rem;
}

.breadcrumbs-list {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.breadcrumbs-list li::after {
    content: '/';
    margin-left: 0.5rem;
    color: var(--text-light);
}

.breadcrumbs-list li:last-child::after {
    display: none;
}

.breadcrumbs-list a {
    color: var(--text-light);
}

.breadcrumbs-list a:hover {
    color: var(--accent-color);
}

.breadcrumbs-list li:last-child {
    color: var(--text-color);
}

/* Utility Classes */
.text-center { text-align: center; }
.text-left { text-align: left; }
.text-right { text-align: right; }
.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mt-4 { margin-top: 2rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }
.mb-4 { margin-bottom: 2rem; }

/* Responsive Design */
@media (max-width: 1023px) {
    .footer-grid {
        grid-template-columns: 1fr 1fr;
    }
    
    .footer-brand {
        grid-column: span 2;
    }
}

@media (max-width: 768px) {
    html {
        font-size: 15px;
    }
    
    .header .container {
        flex-wrap: wrap;
    }
    
    .nav {
        display: none;
        width: 100%;
        flex-direction: column;
        gap: 0;
        padding-top: 1rem;
    }
    
    .nav.active {
        display: flex;
    }
    
    .nav-list {
        flex-direction: column;
        width: 100%;
    }
    
    .nav-link {
        display: block;
        padding: 0.75rem 0;
        border-bottom: 1px solid var(--border-color);
    }
    
    .mobile-menu-toggle {
        display: block;
    }
    
    .hero {
        padding: 7rem 0 3rem;
    }
    
    .hero h1 {
        font-size: 2.25rem;
    }
    
    .hero-cta {
        flex-direction: column;
    }
    
    .hero-cta .btn {
        width: 100%;
    }
    
    .lead-form-container {
        grid-template-columns: 1fr;
    }
    
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .service-detail {
        grid-template-columns: 1fr;
    }
    
    .service-detail:nth-child(even) {
        direction: ltr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-brand {
        grid-column: span 1;
    }
    
    .cookie-banner .container {
        flex-direction: column;
        text-align: center;
    }
    
    .cookie-buttons {
        width: 100%;
        justify-content: center;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .section {
        padding: 3rem 0;
    }
    
    .hero h1 {
        font-size: 1.875rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .form-wrapper {
        padding: 1.5rem;
    }
}

/* Skip Link for Accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    z-index: 10001;
}

.skip-link:focus {
    top: 0;
}

/* Focus Styles for Accessibility */
a:focus,
button:focus,
input:focus,
textarea:focus,
select:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* Print Styles */
@media print {
    .header,
    .footer,
    .cookie-banner,
    .cookie-modal {
        display: none;
    }
    
    body {
        font-size: 12pt;
    }
    
    .container {
        max-width: 100%;
    }
}