/* ============================================
   4A Properties — Clean Minimalist Real Estate
   Deep Navy + Warm Gold Palette
   ============================================ */

/* CSS Custom Properties */
:root {
    --navy-950: #0a0f1e;
    --navy-900: #0d1529;
    --navy-800: #111d38;
    --navy-700: #162547;
    --navy-600: #1a2d56;
    --navy-500: #1e3566;
    --gold-500: #C9A84C;
    --gold-400: #D4B960;
    --gold-300: #E0CA74;
    --gold-200: #EBD98E;
    --gold-100: #F5EAB0;
    --white: #ffffff;
    --off-white: #f8f7f4;
    --gray-50: #fafafa;
    --gray-100: #f5f5f5;
    --gray-200: #e8e8e8;
    --gray-300: #d4d4d4;
    --gray-400: #a3a3a3;
    --gray-500: #737373;
    --gray-600: #525252;
    --gray-700: #404040;
    --gray-800: #262626;
    --gray-900: #171717;

    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-serif: 'Playfair Display', Georgia, serif;

    --shadow-sm: 0 1px 2px rgba(0,0,0,0.05);
    --shadow-md: 0 4px 6px -1px rgba(0,0,0,0.08), 0 2px 4px -2px rgba(0,0,0,0.05);
    --shadow-lg: 0 10px 15px -3px rgba(0,0,0,0.08), 0 4px 6px -4px rgba(0,0,0,0.05);
    --shadow-xl: 0 20px 25px -5px rgba(0,0,0,0.08), 0 8px 10px -6px rgba(0,0,0,0.04);

    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 16px;

    --transition: 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-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-sans);
    font-weight: 300;
    font-size: 16px;
    line-height: 1.7;
    color: var(--gray-800);
    background-color: var(--white);
}

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

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
}

/* Typography */
h1, h2, h3, h4 {
    font-family: var(--font-serif);
    font-weight: 500;
    line-height: 1.2;
    color: var(--navy-900);
}

/* ============================================
   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 transparent;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.navbar.scrolled {
    border-bottom-color: var(--gray-200);
    box-shadow: var(--shadow-sm);
}

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

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    font-family: var(--font-serif);
    font-size: 20px;
    font-weight: 600;
    color: var(--gold-500);
    letter-spacing: -0.02em;
}

.logo-text {
    font-family: var(--font-sans);
    font-size: 15px;
    font-weight: 500;
    color: var(--navy-900);
    letter-spacing: 0.02em;
    text-transform: uppercase;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 36px;
}

.nav-links a {
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--gray-600);
    position: relative;
}

.nav-links a::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--gold-500);
    transition: width var(--transition);
}

.nav-links a:hover {
    color: var(--navy-900);
}

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

.mobile-menu-btn {
    display: none;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--navy-900);
}

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

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

.hero-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.gradient-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(10, 15, 30, 0.88) 0%,
        rgba(22, 37, 71, 0.82) 40%,
        rgba(30, 53, 102, 0.72) 70%,
        rgba(201, 168, 76, 0.35) 100%
    );
}

.hero-content {
    position: relative;
    z-index: 1;
    text-align: center;
    max-width: 780px;
    padding: 120px 24px 80px;
}

.hero-eyebrow {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold-400);
    margin-bottom: 24px;
}

.hero-headline {
    font-size: clamp(2.5rem, 6vw, 4.5rem);
    font-weight: 500;
    color: var(--white);
    margin-bottom: 24px;
    letter-spacing: -0.02em;
    line-height: 1.1;
}

.hero-headline em {
    font-style: italic;
    color: var(--gold-300);
}

.hero-subheadline {
    font-size: clamp(1rem, 2vw, 1.2rem);
    font-weight: 300;
    color: rgba(255, 255, 255, 0.8);
    line-height: 1.7;
    margin-bottom: 40px;
    max-width: 560px;
    margin-left: auto;
    margin-right: auto;
}

.hero-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

.hero-scroll {
    position: absolute;
    bottom: 32px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 1;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255, 255, 255, 0.5);
    font-size: 11px;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    padding: 14px 32px;
    font-family: var(--font-sans);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
    cursor: pointer;
    transition: all var(--transition);
    white-space: nowrap;
}

.btn-primary {
    background: var(--gold-500);
    color: var(--navy-950);
    border-color: var(--gold-500);
}

.btn-primary:hover {
    background: var(--gold-400);
    border-color: var(--gold-400);
    transform: translateY(-1px);
    box-shadow: 0 4px 12px rgba(201, 168, 76, 0.35);
}

.btn-outline {
    background: transparent;
    color: var(--white);
    border-color: rgba(255, 255, 255, 0.4);
}

.btn-outline:hover {
    border-color: var(--white);
    background: rgba(255, 255, 255, 0.08);
}

.btn-outline-light {
    background: transparent;
    color: var(--navy-900);
    border-color: var(--navy-700);
}

.btn-outline-light:hover {
    background: var(--navy-900);
    color: var(--white);
    border-color: var(--navy-900);
}

.btn-full {
    width: 100%;
}

/* ============================================
   Section Shared
   ============================================ */
.section-eyebrow {
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold-500);
    margin-bottom: 16px;
}

.section-title {
    font-size: clamp(1.8rem, 4vw, 2.8rem);
    font-weight: 500;
    color: var(--navy-900);
    margin-bottom: 20px;
    letter-spacing: -0.02em;
}

.section-subtitle {
    font-size: 1.05rem;
    font-weight: 300;
    color: var(--gray-500);
    max-width: 560px;
    line-height: 1.7;
}

/* ============================================
   Services Section
   ============================================ */
.services {
    padding: 120px 0;
    background: var(--white);
}

.section-header {
    text-align: center;
    margin-bottom: 64px;
}

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

.service-card {
    padding: 48px 40px;
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--gold-500);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}

.service-card:hover {
    border-color: var(--gold-200);
    box-shadow: var(--shadow-lg);
    transform: translateY(-2px);
}

.service-card:hover::before {
    transform: scaleX(1);
}

.service-icon {
    width: 56px;
    height: 56px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--navy-900);
    color: var(--gold-400);
    margin-bottom: 24px;
}

.service-title {
    font-family: var(--font-serif);
    font-size: 1.35rem;
    font-weight: 500;
    color: var(--navy-900);
    margin-bottom: 12px;
}

.service-description {
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--gray-500);
    line-height: 1.7;
}

/* ============================================
   About Section
   ============================================ */
.about {
    padding: 120px 0;
    background: var(--off-white);
}

.about-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

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

.about-image {
    width: 100%;
    height: 500px;
    object-fit: cover;
    border-radius: var(--radius-lg);
}

.about-accent {
    position: absolute;
    bottom: -24px;
    right: -24px;
    width: 200px;
    height: 200px;
    border: 2px solid var(--gold-500);
    border-radius: var(--radius-lg);
    z-index: -1;
}

.about-content {
    max-width: 480px;
}

.about-text {
    font-size: 1rem;
    font-weight: 300;
    color: var(--gray-600);
    line-height: 1.8;
    margin-bottom: 20px;
}

.about-stats {
    display: flex;
    align-items: center;
    gap: 24px;
    margin: 40px 0;
    padding: 32px 0;
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
}

.stat {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.stat-number {
    font-family: var(--font-serif);
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--navy-900);
}

.stat-label {
    font-size: 0.8rem;
    font-weight: 400;
    color: var(--gray-500);
    letter-spacing: 0.02em;
}

.stat-divider {
    width: 1px;
    height: 40px;
    background: var(--gray-200);
}

/* ============================================
   Areas Section
   ============================================ */
.areas {
    padding: 120px 0;
    background: var(--white);
}

.areas-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 24px;
    margin-top: 56px;
}

.area-card {
    border-radius: var(--radius-lg);
    overflow: hidden;
    position: relative;
    cursor: pointer;
    group: true;
}

.area-image {
    width: 100%;
    height: 260px;
    object-fit: cover;
    transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.area-info {
    position: absolute;
    bottom: 0;
    left: 0;
    right: 0;
    padding: 24px 20px;
    background: linear-gradient(to top, rgba(10, 15, 30, 0.9) 0%, transparent 100%);
}

.area-name {
    font-family: var(--font-serif);
    font-size: 1.2rem;
    font-weight: 500;
    color: var(--white);
    margin-bottom: 4px;
}

.area-desc {
    font-size: 0.82rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.7);
    line-height: 1.5;
}

/* ============================================
   Testimonial Section
   ============================================ */
.testimonial {
    padding: 120px 0;
    background: var(--navy-900);
}

.testimonial-content {
    max-width: 760px;
    margin: 0 auto;
    text-align: center;
}

.testimonial-quote {
    color: var(--gold-500);
    margin-bottom: 32px;
}

.testimonial-text {
    font-family: var(--font-serif);
    font-size: clamp(1.2rem, 2.5vw, 1.6rem);
    font-weight: 500;
    font-style: italic;
    color: var(--white);
    line-height: 1.6;
    margin-bottom: 32px;
}

.testimonial-attribution {
    font-size: 0.9rem;
    font-weight: 400;
    color: var(--gold-400);
    letter-spacing: 0.04em;
}

/* ============================================
   CTA Section
   ============================================ */
.cta {
    padding: 100px 0;
    background: linear-gradient(135deg, var(--gold-100) 0%, var(--off-white) 50%, var(--gold-100) 100%);
}

.cta-content {
    text-align: center;
    max-width: 640px;
    margin: 0 auto;
}

.cta-title {
    font-size: clamp(1.8rem, 4vw, 2.6rem);
    margin-bottom: 20px;
}

.cta-text {
    font-size: 1.05rem;
    font-weight: 300;
    color: var(--gray-600);
    line-height: 1.7;
    margin-bottom: 36px;
}

.cta-actions {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    flex-wrap: wrap;
}

/* ============================================
   Contact Section
   ============================================ */
.contact {
    padding: 120px 0;
    background: var(--white);
}

.contact-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: start;
}

.contact-text {
    font-size: 1rem;
    font-weight: 300;
    color: var(--gray-500);
    line-height: 1.7;
    margin-bottom: 40px;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-item {
    display: flex;
    align-items: flex-start;
    gap: 16px;
}

.contact-icon {
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: var(--radius-md);
    background: var(--navy-900);
    color: var(--gold-400);
    flex-shrink: 0;
}

.contact-label {
    display: block;
    font-size: 11px;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: 4px;
}

.contact-value {
    display: block;
    font-size: 0.95rem;
    font-weight: 400;
    color: var(--navy-900);
}

.contact-value a {
    color: var(--navy-900);
}

.contact-value a:hover {
    color: var(--gold-500);
}

/* Form */
.contact-form-wrapper {
    background: var(--gray-50);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 48px;
}

.form-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 500;
    color: var(--navy-900);
    margin-bottom: 32px;
}

.form-group {
    margin-bottom: 20px;
}

.form-label {
    display: block;
    font-size: 12px;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin-bottom: 8px;
}

.form-input {
    width: 100%;
    padding: 12px 16px;
    font-family: var(--font-sans);
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--gray-800);
    background: var(--white);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    outline: none;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.form-input:focus {
    border-color: var(--gold-500);
    box-shadow: 0 0 0 3px rgba(201, 168, 76, 0.1);
}

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

.form-textarea {
    resize: vertical;
    min-height: 100px;
}

.form-success {
    display: none;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    padding: 60px 40px;
    gap: 16px;
}

.form-success svg {
    color: var(--gold-500);
}

.form-success h4 {
    font-family: var(--font-serif);
    font-size: 1.4rem;
    font-weight: 500;
    color: var(--navy-900);
}

.form-success p {
    font-size: 0.95rem;
    font-weight: 300;
    color: var(--gray-500);
    line-height: 1.6;
}

/* ============================================
   Footer
   ============================================ */
.footer {
    padding: 64px 0 32px;
    background: var(--navy-900);
}

.footer-top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 48px;
    border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand {
    display: flex;
    flex-direction: column;
    gap: 12px;
}

.footer-brand .logo-icon {
    color: var(--gold-500);
}

.footer-brand .logo-text {
    color: var(--white);
}

.footer-tagline {
    font-size: 0.9rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.5);
    max-width: 280px;
}

.footer-links {
    display: flex;
    gap: 32px;
}

.footer-links a {
    font-size: 13px;
    font-weight: 400;
    color: rgba(255, 255, 255, 0.5);
    letter-spacing: 0.04em;
}

.footer-links a:hover {
    color: var(--gold-400);
}

.footer-bottom {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-top: 32px;
}

.footer-bottom p {
    font-size: 0.82rem;
    font-weight: 300;
    color: rgba(255, 255, 255, 0.35);
}

/* ============================================
   Mobile Menu
   ============================================ */
.mobile-menu-overlay {
    display: none;
    position: fixed;
    inset: 0;
    z-index: 999;
    background: rgba(10, 15, 30, 0.5);
    backdrop-filter: blur(4px);
}

.mobile-menu-overlay.active {
    display: block;
}

.mobile-menu {
    position: fixed;
    top: 0;
    right: 0;
    width: 300px;
    height: 100%;
    z-index: 1001;
    background: var(--white);
    padding: 80px 32px 32px;
    transform: translateX(100%);
    transition: transform var(--transition);
    box-shadow: var(--shadow-xl);
}

.mobile-menu.active {
    transform: translateX(0);
}

.mobile-menu-close {
    position: absolute;
    top: 20px;
    right: 20px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    color: var(--navy-900);
}

.mobile-menu-links {
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.mobile-menu-links a {
    font-size: 16px;
    font-weight: 400;
    color: var(--navy-900);
    padding: 12px 0;
    border-bottom: 1px solid var(--gray-100);
}

.mobile-menu-links a:hover {
    color: var(--gold-500);
}

/* ============================================
   Responsive
   ============================================ */
@media (max-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .areas-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .about-container {
        gap: 48px;
    }

    .contact-container {
        gap: 48px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .mobile-menu-btn {
        display: flex;
        align-items: center;
        justify-content: center;
    }

    .hero-content {
        padding: 100px 24px 60px;
    }

    .hero-actions {
        flex-direction: column;
        width: 100%;
    }

    .hero-actions .btn {
        width: 100%;
    }

    .hero-scroll {
        display: none;
    }

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

    .service-card {
        padding: 36px 28px;
    }

    .about-container {
        grid-template-columns: 1fr;
    }

    .about-image {
        height: 360px;
    }

    .about-accent {
        display: none;
    }

    .about-content {
        max-width: 100%;
    }

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

    .area-image {
        height: 200px;
    }

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

    .contact-form-wrapper {
        padding: 32px 24px;
    }

    .footer-top {
        flex-direction: column;
        align-items: flex-start;
        gap: 24px;
    }

    .footer-bottom {
        flex-direction: column;
        gap: 8px;
        text-align: center;
    }

    .cta-actions {
        flex-direction: column;
    }

    .cta-actions .btn {
        width: 100%;
    }
}

@media (max-width: 480px) {
    .container {
        padding: 0 16px;
    }

    .services,
    .about,
    .areas,
    .testimonial,
    .cta,
    .contact {
        padding: 80px 0;
    }
}

/* Reduced motion */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        transition-duration: 0.01ms !important;
    }
    html {
        scroll-behavior: auto;
    }
}