/* ========================================
   CSS Custom Properties
======================================== */
:root {
    --color-midnight: #0F172A;
    --color-midnight-light: #1E293B;
    --color-mint: #34D399;
    --color-mint-light: #6EE7B7;
    --color-mint-pale: #D1FAE5;
    --color-cream: #F8FAFC;
    --color-white: #FFFFFF;
    --color-gray-50: #F8FAFC;
    --color-gray-100: #F1F5F9;
    --color-gray-200: #E2E8F0;
    --color-gray-300: #CBD5E1;
    --color-gray-400: #94A3B8;
    --color-gray-500: #64748B;
    --color-gray-600: #475569;
    --color-gray-700: #334155;
    --color-gray-800: #1E293B;
    --color-gray-900: #0F172A;
    
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'DM Sans', -apple-system, BlinkMacSystemFont, sans-serif;
    
    --shadow-sm: 0 1px 2px rgba(15, 23, 42, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(15, 23, 42, 0.08), 0 2px 4px -2px rgba(15, 23, 42, 0.05);
    --shadow-lg: 0 10px 15px -3px rgba(15, 23, 42, 0.08), 0 4px 6px -4px rgba(15, 23, 42, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(15, 23, 42, 0.1), 0 8px 10px -6px rgba(15, 23, 42, 0.05);
    
    --radius-sm: 8px;
    --radius-md: 12px;
    --radius-lg: 16px;
    --radius-xl: 24px;
    
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    -webkit-text-size-adjust: 100%;
}

body {
    font-family: var(--font-body);
    font-size: 16px;
    line-height: 1.6;
    color: var(--color-gray-700);
    background-color: var(--color-white);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
    overflow-x: hidden;
}

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

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

button {
    cursor: pointer;
    border: none;
    background: none;
    font-family: inherit;
}

ul {
    list-style: none;
}

/* ========================================
   Typography
======================================== */
h1, h2, h3, h4 {
    font-family: var(--font-heading);
    font-weight: 700;
    line-height: 1.2;
    color: var(--color-midnight);
}

h1 { font-size: clamp(2.25rem, 5vw, 4rem); }
h2 { font-size: clamp(1.75rem, 4vw, 2.75rem); }
h3 { font-size: clamp(1.25rem, 2vw, 1.5rem); }
h4 { font-size: 1.125rem; }

p {
    color: var(--color-gray-600);
}

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

/* ========================================
   Buttons
======================================== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.9375rem;
    transition: var(--transition);
    white-space: nowrap;
}

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

.btn-primary:hover {
    background: var(--color-mint-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

.btn-outline-light {
    background: transparent;
    color: var(--color-white);
    border: 2px solid rgba(255, 255, 255, 0.5);
}

.btn-outline-light:hover {
    background: var(--color-white);
    color: var(--color-midnight);
    border-color: var(--color-white);
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1rem;
}

.btn-full {
    width: 100%;
    justify-content: center;
    padding: 1rem 2rem;
}

/* ========================================
   Section Utilities
======================================== */
.section-header {
    text-align: center;
    margin-bottom: 3.5rem;
}

.section-tag {
    display: inline-block;
    font-size: 0.8125rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    color: var(--color-mint);
    margin-bottom: 0.75rem;
}

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

.section-desc {
    font-size: 1.125rem;
    color: var(--color-gray-500);
    max-width: 600px;
    margin: 0 auto;
}

/* ========================================
   Fade-in Animation
======================================== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.fade-in.visible {
    opacity: 1;
    transform: translateY(0);
}

/* ========================================
   Navigation
======================================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--color-gray-100);
    transition: var(--transition);
}

.navbar.scrolled {
    box-shadow: var(--shadow-md);
}

.nav-container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 72px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-family: var(--font-heading);
    font-weight: 700;
    font-size: 1.25rem;
    color: var(--color-midnight);
}

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

.nav-links a {
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-600);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--color-mint);
    transition: var(--transition);
}

.nav-links a:hover {
    color: var(--color-midnight);
}

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

/* Mobile Menu Button */
.mobile-menu-btn {
    display: none;
    flex-direction: column;
    gap: 5px;
    padding: 8px;
    z-index: 1001;
}

.mobile-menu-btn span {
    display: block;
    width: 24px;
    height: 2px;
    background: var(--color-midnight);
    border-radius: 2px;
    transition: var(--transition);
}

.mobile-menu-btn.active span:nth-child(1) {
    transform: rotate(45deg) translate(5px, 5px);
}

.mobile-menu-btn.active span:nth-child(2) {
    opacity: 0;
}

.mobile-menu-btn.active span:nth-child(3) {
    transform: rotate(-45deg) translate(5px, -5px);
}

/* Mobile Menu */
.mobile-menu {
    position: fixed;
    top: 0;
    right: -100%;
    width: 100%;
    height: 100vh;
    background: var(--color-white);
    z-index: 999;
    display: flex;
    flex-direction: column;
    padding: 5rem 2rem 2rem;
    transition: right 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}

.mobile-menu.open {
    right: 0;
}

.mobile-menu-close {
    position: absolute;
    top: 1.25rem;
    right: 1.25rem;
    color: var(--color-midnight);
    padding: 8px;
}

.mobile-menu ul {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.mobile-nav-link {
    display: block;
    padding: 1rem;
    font-size: 1.25rem;
    font-weight: 600;
    color: var(--color-gray-700);
    border-radius: var(--radius-sm);
}

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

.mobile-call-btn {
    margin-top: 1rem;
    justify-content: center;
}

/* ========================================
   Hero Section
======================================== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    z-index: -2;
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 23, 42, 0.85) 0%,
        rgba(15, 23, 42, 0.65) 50%,
        rgba(15, 23, 42, 0.45) 100%
    );
    z-index: -1;
}

.hero-content {
    position: relative;
    z-index: 1;
    padding: 8rem 0 4rem;
    max-width: 720px;
}

.hero-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.5rem 1rem;
    background: rgba(52, 211, 153, 0.15);
    border: 1px solid rgba(52, 211, 153, 0.3);
    border-radius: 100px;
    color: var(--color-mint-light);
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
}

.hero-title {
    color: var(--color-white);
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    margin-bottom: 1.5rem;
    line-height: 1.1;
}

.hero-subtitle {
    font-size: clamp(1.0625rem, 2vw, 1.25rem);
    color: rgba(255, 255, 255, 0.8);
    margin-bottom: 2.5rem;
    line-height: 1.7;
    max-width: 560px;
}

.hero-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-bottom: 3rem;
}

.hero-trust {
    display: flex;
    flex-wrap: wrap;
    gap: 2rem;
}

.trust-item {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    color: rgba(255, 255, 255, 0.7);
    font-size: 0.9375rem;
}

.trust-item svg {
    color: var(--color-mint);
}

.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255, 255, 255, 0.5);
    font-size: 0.8125rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% { transform: translateX(-50%) translateY(0); }
    40% { transform: translateX(-50%) translateY(-8px); }
    60% { transform: translateX(-50%) translateY(-4px); }
}

/* ========================================
   Services Section
======================================== */
.services {
    padding: 6rem 0;
    background: var(--color-cream);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 1.5rem;
}

.service-card {
    background: var(--color-white);
    padding: 2rem;
    border-radius: var(--radius-lg);
    border: 1px solid var(--color-gray-100);
    transition: var(--transition);
}

.service-card:hover {
    transform: translateY(-4px);
    box-shadow: var(--shadow-xl);
    border-color: var(--color-mint-pale);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-mint-pale);
    border-radius: var(--radius-md);
    color: var(--color-mint);
    margin-bottom: 1.25rem;
}

.service-card h3 {
    margin-bottom: 0.75rem;
    font-family: var(--font-body);
    font-weight: 600;
}

.service-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    line-height: 1.7;
}

/* ========================================
   About Section
======================================== */
.about {
    padding: 6rem 0;
    background: var(--color-white);
}

.about-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-image-wrapper {
    position: relative;
}

.about-image-main {
    width: 100%;
    height: 500px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
}

.about-image-accent {
    position: absolute;
    bottom: -2rem;
    right: -2rem;
    width: 55%;
    height: 250px;
    border-radius: var(--radius-lg);
    border: 6px solid var(--color-white);
    box-shadow: var(--shadow-lg);
}

.about-experience {
    position: absolute;
    top: -1.5rem;
    right: -1.5rem;
    background: var(--color-mint);
    color: var(--color-midnight);
    padding: 1.25rem 1.5rem;
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-lg);
}

.experience-number {
    display: block;
    font-family: var(--font-heading);
    font-size: 2rem;
    font-weight: 700;
    line-height: 1;
}

.experience-text {
    font-size: 0.75rem;
    font-weight: 600;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

.about-content .section-tag {
    text-align: left;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 1.5rem;
}

.about-text {
    margin-bottom: 1.25rem;
    font-size: 1.0625rem;
    line-height: 1.8;
}

.about-features {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
    margin-top: 2rem;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 0.625rem;
    font-size: 0.9375rem;
    font-weight: 500;
    color: var(--color-gray-700);
}

.about-feature svg {
    color: var(--color-mint);
    flex-shrink: 0;
}

/* ========================================
   Why Us Section
======================================== */
.why-us {
    padding: 6rem 0;
    background: var(--color-midnight);
    position: relative;
    overflow: hidden;
}

.why-us::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(52, 211, 153, 0.08) 0%, transparent 70%);
    border-radius: 50%;
}

.why-us .section-header {
    position: relative;
    z-index: 1;
}

.why-us .section-desc {
    color: rgba(255, 255, 255, 0.6);
}

.why-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 1.5rem;
    position: relative;
    z-index: 1;
}

.why-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    transition: var(--transition);
}

.why-card:hover {
    background: rgba(255, 255, 255, 0.08);
    transform: translateY(-4px);
}

.why-number {
    font-family: var(--font-heading);
    font-size: 3rem;
    font-weight: 700;
    color: var(--color-mint);
    line-height: 1;
    margin-bottom: 1rem;
    opacity: 0.6;
}

.why-card h3 {
    color: var(--color-white);
    margin-bottom: 0.75rem;
    font-family: var(--font-body);
    font-weight: 600;
}

.why-card p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    line-height: 1.7;
}

/* ========================================
   CTA Section
======================================== */
.cta-section {
    position: relative;
    padding: 6rem 0;
    overflow: hidden;
}

.cta-bg {
    position: absolute;
    inset: 0;
}

.cta-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 23, 42, 0.9) 0%,
        rgba(15, 23, 42, 0.7) 100%
    );
}

.cta-content {
    position: relative;
    z-index: 1;
    text-align: center;
}

.cta-title {
    color: var(--color-white);
    margin-bottom: 1rem;
}

.cta-text {
    color: rgba(255, 255, 255, 0.7);
    font-size: 1.125rem;
    margin-bottom: 2rem;
    max-width: 500px;
    margin-left: auto;
    margin-right: auto;
}

.cta-actions {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 1rem;
}

/* ========================================
   Contact Section
======================================== */
.contact {
    padding: 6rem 0;
    background: var(--color-cream);
}

.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
    align-items: start;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 1rem;
}

.contact-card {
    display: flex;
    align-items: flex-start;
    gap: 1rem;
    padding: 1.5rem;
    background: var(--color-white);
    border-radius: var(--radius-md);
    border: 1px solid var(--color-gray-100);
    transition: var(--transition);
}

.contact-card:hover {
    border-color: var(--color-mint-pale);
    box-shadow: var(--shadow-md);
}

.contact-icon {
    width: 48px;
    height: 48px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--color-mint-pale);
    border-radius: var(--radius-sm);
    color: var(--color-mint);
    flex-shrink: 0;
}

.contact-card h4 {
    font-family: var(--font-body);
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.contact-card p {
    font-size: 0.9375rem;
    color: var(--color-gray-500);
    line-height: 1.6;
}

.contact-card a {
    color: var(--color-midnight);
}

.contact-card a:hover {
    color: var(--color-mint);
}

/* Contact Form */
.contact-form-wrapper {
    background: var(--color-white);
    padding: 2.5rem;
    border-radius: var(--radius-xl);
    border: 1px solid var(--color-gray-100);
    box-shadow: var(--shadow-lg);
}

.contact-form {
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
}

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

.form-group label {
    font-size: 0.875rem;
    font-weight: 600;
    color: var(--color-gray-700);
}

.form-group input,
.form-group select,
.form-group textarea {
    padding: 0.875rem 1rem;
    border: 1.5px solid var(--color-gray-200);
    border-radius: var(--radius-sm);
    font-family: var(--font-body);
    font-size: 0.9375rem;
    color: var(--color-gray-700);
    background: var(--color-gray-50);
    transition: var(--transition);
    outline: none;
    width: 100%;
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--color-mint);
    background: var(--color-white);
    box-shadow: 0 0 0 3px rgba(52, 211, 153, 0.15);
}

.form-group input::placeholder,
.form-group textarea::placeholder {
    color: var(--color-gray-400);
}

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

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 3rem 2rem;
    gap: 1rem;
}

.form-success.show {
    display: flex;
}

.form-success h4 {
    color: var(--color-midnight);
    font-size: 1.5rem;
}

.form-success p {
    color: var(--color-gray-500);
}

/* ========================================
   Map Section
======================================== */
.map-section {
    border-top: 1px solid var(--color-gray-100);
}

.map-container {
    height: 350px;
    overflow: hidden;
}

.map-container iframe {
    filter: grayscale(30%) contrast(1.05);
}

/* ========================================
   Footer
======================================== */
.footer {
    background: var(--color-midnight);
    padding: 4rem 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr 1.5fr;
    gap: 3rem;
    padding-bottom: 3rem;
}

.footer-brand .logo {
    color: var(--color-white);
    margin-bottom: 1rem;
}

.footer-brand p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    line-height: 1.7;
    max-width: 280px;
}

.footer-links h4,
.footer-contact h4 {
    color: var(--color-white);
    font-family: var(--font-body);
    font-weight: 600;
    margin-bottom: 1.25rem;
    font-size: 1rem;
}

.footer-links ul {
    display: flex;
    flex-direction: column;
    gap: 0.625rem;
}

.footer-links a {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
}

.footer-links a:hover {
    color: var(--color-mint);
    padding-left: 4px;
}

.footer-contact p {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9375rem;
    line-height: 1.8;
}

.footer-contact a {
    color: rgba(255, 255, 255, 0.6);
}

.footer-contact a:hover {
    color: var(--color-mint);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.08);
    padding: 1.5rem 0;
    text-align: center;
}

.footer-bottom p {
    color: rgba(255, 255, 255, 0.4);
    font-size: 0.875rem;
}

/* ========================================
   Responsive
======================================== */
@media (max-width: 1024px) {
    .about-grid {
        gap: 3rem;
    }
    
    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 2rem;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: flex;
    }
    
    .hero-content {
        padding: 7rem 0 3rem;
    }
    
    .hero-actions {
        flex-direction: column;
    }
    
    .hero-actions .btn {
        justify-content: center;
    }
    
    .hero-trust {
        gap: 1rem;
    }
    
    .about-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .about-image-main {
        height: 350px;
    }
    
    .about-image-accent {
        width: 60%;
        height: 200px;
        bottom: -1rem;
        right: -1rem;
    }
    
    .about-experience {
        top: -1rem;
        right: -1rem;
        padding: 1rem 1.25rem;
    }
    
    .about-features {
        grid-template-columns: 1fr;
    }
    
    .contact-grid {
        grid-template-columns: 1fr;
    }
    
    .contact-form-wrapper {
        padding: 1.5rem;
    }
    
    .services-grid {
        grid-template-columns: 1fr;
    }
    
    .cta-actions {
        flex-direction: column;
        align-items: center;
    }
    
    .footer-grid {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .section-header {
        margin-bottom: 2.5rem;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 1rem;
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-badge {
        font-size: 0.75rem;
    }
    
    .why-card {
        padding: 1.75rem 1.5rem;
    }
    
    .why-number {
        font-size: 2.25rem;
    }
}