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

:root {
    --navy: #0A1F3F;
    --navy-light: #132D54;
    --navy-dark: #061529;
    --gold: #C8A45E;
    --gold-light: #D4B76E;
    --gold-dark: #B8944E;
    --cream: #FAF8F4;
    --cream-dark: #F2EDE5;
    --white: #FFFFFF;
    --text: #1A1A1A;
    --text-light: #4A4A4A;
    --text-muted: #7A7A7A;
    --font-serif: 'Playfair Display', Georgia, 'Times New Roman', serif;
    --font-sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    --shadow-sm: 0 1px 3px rgba(10,31,63,0.08);
    --shadow-md: 0 4px 20px rgba(10,31,63,0.10);
    --shadow-lg: 0 8px 40px rgba(10,31,63,0.14);
    --shadow-xl: 0 16px 60px rgba(10,31,63,0.18);
    --radius-sm: 6px;
    --radius-md: 12px;
    --radius-lg: 20px;
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

body {
    font-family: var(--font-sans);
    color: var(--text);
    background: var(--cream);
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    overflow-x: hidden;
}

img { max-width: 100%; height: auto; display: block; }
a { text-decoration: none; color: inherit; }
ul { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, select, textarea { font-family: inherit; font-size: 1rem; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 1.5rem; }

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 { font-family: var(--font-serif); font-weight: 600; line-height: 1.2; color: var(--navy); }
.eyebrow { font-family: var(--font-sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase; color: var(--gold); }

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 0.875rem 1.75rem;
    border-radius: var(--radius-sm);
    font-family: var(--font-sans);
    font-weight: 500;
    font-size: 0.9375rem;
    transition: all var(--transition);
    white-space: nowrap;
}
.btn--primary {
    background: var(--gold);
    color: var(--navy-dark);
    border: 2px solid var(--gold);
}
.btn--primary:hover { background: var(--gold-light); border-color: var(--gold-light); transform: translateY(-2px); box-shadow: var(--shadow-md); }
.btn--ghost {
    background: transparent;
    color: var(--navy);
    border: 2px solid var(--navy);
}
.btn--ghost:hover { background: var(--navy); color: var(--white); }
.btn--ghost-light {
    background: transparent;
    color: var(--white);
    border: 2px solid rgba(255,255,255,0.5);
}
.btn--ghost-light:hover { background: var(--white); color: var(--navy); border-color: var(--white); }
.btn--full { width: 100%; justify-content: center; }
.btn--large { padding: 1rem 2rem; font-size: 1rem; }

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(250,248,244,0.92);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid rgba(10,31,63,0.06);
    transition: all var(--transition);
}
.header.scrolled { background: rgba(250,248,244,0.97); box-shadow: var(--shadow-sm); }
.header-inner { display: flex; align-items: center; justify-content: space-between; height: 72px; }
.logo { display: flex; align-items: center; gap: 0.625rem; }
.logo--light .logo-text { color: var(--white); }
.logo-icon { flex-shrink: 0; }
.logo-text { font-family: var(--font-serif); font-size: 1.125rem; font-weight: 600; color: var(--navy); letter-spacing: -0.01em; }

.nav-list { display: flex; align-items: center; gap: 0.25rem; }
.nav-link { padding: 0.5rem 1rem; font-size: 0.9375rem; font-weight: 400; color: var(--text-light); border-radius: var(--radius-sm); transition: all var(--transition); }
.nav-link:hover { color: var(--navy); background: rgba(10,31,63,0.05); }
.nav-link--cta { background: var(--navy); color: var(--white) !important; font-weight: 500; }
.nav-link--cta:hover { background: var(--navy-light); transform: translateY(-1px); }

.mobile-toggle { display: none; flex-direction: column; gap: 5px; padding: 0.5rem; }
.hamburger { display: block; width: 22px; height: 2px; background: var(--navy); border-radius: 2px; transition: all var(--transition); }
.mobile-toggle.active .hamburger:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.mobile-toggle.active .hamburger:nth-child(2) { opacity: 0; }
.mobile-toggle.active .hamburger:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* ===== MOBILE NAV ===== */
.mobile-nav {
    position: fixed;
    top: 72px;
    left: 0;
    right: 0;
    bottom: 0;
    z-index: 999;
    background: var(--cream);
    display: flex;
    flex-direction: column;
    padding: 2rem 1.5rem;
    transform: translateX(100%);
    transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
}
.mobile-nav.open { transform: translateX(0); }
.mobile-nav-link { padding: 1rem 0; font-size: 1.125rem; color: var(--text); border-bottom: 1px solid rgba(10,31,63,0.08); font-family: var(--font-serif); }
.mobile-nav-link--cta { border-bottom: none; margin-top: 1rem; text-align: center; background: var(--navy); color: var(--white); padding: 1rem; border-radius: var(--radius-sm); }

/* ===== HERO ===== */
.hero {
    position: relative;
    min-height: 100vh;
    display: flex;
    align-items: center;
    background: var(--navy);
    overflow: hidden;
    padding: 6rem 0 4rem;
}
.hero-bg { position: absolute; inset: 0; z-index: 0; }
.hero-bg img { width: 100%; height: 100%; object-fit: cover; opacity: 0.2; }
.hero-pattern {
    position: absolute; inset: 0;
    background:
        linear-gradient(135deg, rgba(6,21,41,0.97) 0%, rgba(10,31,63,0.92) 50%, rgba(19,45,84,0.88) 100%);
}
.hero-pattern::after {
    content: '';
    position: absolute; inset: 0;
    background-image:
        radial-gradient(circle at 20% 80%, rgba(200,164,94,0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(200,164,94,0.06) 0%, transparent 50%);
}
.hero-inner {
    position: relative;
    z-index: 1;
    display: grid;
    grid-template-columns: 1fr 420px;
    gap: 4rem;
    align-items: center;
}
.hero-eyebrow {
    font-family: var(--font-sans);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 1.25rem;
}
.hero-headline {
    font-size: clamp(2rem, 4vw, 3.25rem);
    font-weight: 700;
    color: var(--white);
    line-height: 1.15;
    margin-bottom: 1.5rem;
    letter-spacing: -0.02em;
}
.hero-headline em { font-style: italic; color: var(--gold); }
.hero-sub {
    font-size: 1.125rem;
    color: rgba(255,255,255,0.7);
    line-height: 1.7;
    margin-bottom: 2rem;
    max-width: 520px;
}
.hero-actions { display: flex; gap: 1rem; flex-wrap: wrap; }
.hero-actions .btn--ghost { border-color: rgba(255,255,255,0.3); color: var(--white); }
.hero-actions .btn--ghost:hover { background: var(--white); color: var(--navy); border-color: var(--white); }

/* ===== STAT CARDS ===== */
.hero-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 1rem;
}
.stat-card {
    background: rgba(255,255,255,0.07);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255,255,255,0.1);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: all var(--transition);
}
.stat-card:hover { background: rgba(255,255,255,0.12); transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.stat-card--1 { grid-column: 1 / 2; grid-row: 1 / 2; }
.stat-card--2 { grid-column: 2 / 3; grid-row: 1 / 2; }
.stat-card--3 { grid-column: 1 / 2; grid-row: 2 / 3; }
.stat-card--4 { grid-column: 2 / 3; grid-row: 2 / 3; }
.stat-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2rem;
    font-weight: 700;
    color: var(--gold);
    line-height: 1;
    margin-bottom: 0.5rem;
}
.stat-label {
    font-size: 0.8125rem;
    color: rgba(255,255,255,0.65);
    line-height: 1.4;
    font-weight: 400;
}
.hero-scroll {
    position: absolute;
    bottom: 2rem;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    color: rgba(255,255,255,0.4);
    font-size: 0.75rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    z-index: 1;
}
.hero-scroll svg { animation: bounce 2s infinite; }
@keyframes bounce {
    0%, 100% { transform: translateY(0); }
    50% { transform: translateY(4px); }
}

/* ===== SECTION COMMON ===== */
.section-header { text-align: center; max-width: 640px; margin: 0 auto 3.5rem; }
.section-eyebrow { font-family: var(--font-sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 0.75rem; }
.section-title { font-size: clamp(1.75rem, 3vw, 2.5rem); margin-bottom: 1rem; letter-spacing: -0.02em; }
.section-sub { font-size: 1.0625rem; color: var(--text-muted); line-height: 1.7; }
section { padding: 6rem 0; }

/* ===== SERVICES ===== */
.services { background: var(--cream); }
.services-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; }
.service-card {
    background: var(--white);
    border-radius: var(--radius-md);
    padding: 2rem;
    border: 1px solid rgba(10,31,63,0.06);
    transition: all var(--transition);
    position: relative;
    overflow: hidden;
}
.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: var(--gold);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform var(--transition);
}
.service-card:hover::before { transform: scaleX(1); }
.service-card:hover { transform: translateY(-4px); box-shadow: var(--shadow-lg); }
.service-icon { margin-bottom: 1.25rem; }
.service-title { font-size: 1.25rem; margin-bottom: 0.625rem; }
.service-desc { font-size: 0.9375rem; color: var(--text-muted); line-height: 1.7; }

/* ===== ABOUT ===== */
.about { background: var(--white); overflow: hidden; }
.about-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: center; }
.about-image { position: relative; }
.about-image img { border-radius: var(--radius-lg); width: 100%; height: 500px; object-fit: cover; box-shadow: var(--shadow-lg); }
.about-image-accent {
    position: absolute;
    bottom: -1.5rem;
    right: -1.5rem;
    width: 200px;
    height: 200px;
    background: var(--gold);
    border-radius: var(--radius-lg);
    z-index: -1;
    opacity: 0.3;
}
.about-content .section-eyebrow { margin-bottom: 0.75rem; }
.about-content .section-title { margin-bottom: 1.5rem; text-align: left; }
.about-text { font-size: 1.0625rem; color: var(--text-light); line-height: 1.8; margin-bottom: 1rem; }
.about-values { margin-top: 2rem; display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.value-item { display: flex; align-items: center; gap: 0.75rem; }
.value-icon { flex-shrink: 0; }
.value-text { font-size: 0.9375rem; color: var(--text); font-weight: 500; }

/* ===== PROJECTS ===== */
.projects { background: var(--cream); }
.projects-grid { display: grid; grid-template-columns: repeat(12, 1fr); grid-template-rows: auto; gap: 1.5rem; }
.project-card { position: relative; border-radius: var(--radius-md); overflow: hidden; cursor: pointer; }
.project-card img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.6s cubic-bezier(0.4, 0, 0.2, 1); }
.project-card:hover img { transform: scale(1.05); }
.project-card--large { grid-column: span 7; }
.project-card:not(.project-card--large) { grid-column: span 5; }
.project-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(to top, rgba(6,21,41,0.9) 0%, rgba(6,21,41,0.3) 50%, transparent 100%);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 1.75rem;
    opacity: 0;
    transition: opacity var(--transition);
}
.project-card:hover .project-overlay { opacity: 1; }
.project-tag {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--gold);
    margin-bottom: 0.5rem;
}
.project-title { font-size: 1.25rem; color: var(--white); margin-bottom: 0.375rem; }
.project-desc { font-size: 0.875rem; color: rgba(255,255,255,0.7); line-height: 1.6; }

/* ===== TESTIMONIALS ===== */
.testimonials { background: var(--navy); position: relative; overflow: hidden; }
.testimonials::before {
    content: '';
    position: absolute;
    top: -50%;
    right: -20%;
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, rgba(200,164,94,0.08) 0%, transparent 70%);
    border-radius: 50%;
}
.testimonials .section-header { position: relative; z-index: 1; }
.testimonials-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 1.5rem; position: relative; z-index: 1; }
.testimonial-card {
    background: rgba(255,255,255,0.05);
    border: 1px solid rgba(255,255,255,0.08);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: all var(--transition);
}
.testimonial-card:hover { background: rgba(255,255,255,0.08); transform: translateY(-4px); }
.testimonial-quote {
    font-family: var(--font-serif);
    font-size: 4rem;
    line-height: 1;
    color: var(--gold);
    opacity: 0.4;
    margin-bottom: -0.5rem;
}
.testimonial-text {
    font-size: 1rem;
    color: rgba(255,255,255,0.8);
    line-height: 1.8;
    margin-bottom: 1.5rem;
    font-style: italic;
}
.testimonial-author { display: flex; flex-direction: column; gap: 0.25rem; }
.testimonial-name { font-weight: 600; color: var(--white); font-size: 0.9375rem; }
.testimonial-location { font-size: 0.8125rem; color: rgba(255,255,255,0.5); }

/* ===== CTA BANNER ===== */
.cta-banner {
    background: linear-gradient(135deg, var(--navy-dark) 0%, var(--navy) 50%, var(--navy-light) 100%);
    padding: 5rem 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.cta-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background-image: radial-gradient(circle at 30% 50%, rgba(200,164,94,0.1) 0%, transparent 50%),
                      radial-gradient(circle at 70% 50%, rgba(200,164,94,0.07) 0%, transparent 50%);
}
.cta-inner { position: relative; z-index: 1; }
.cta-eyebrow { font-family: var(--font-sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase; color: var(--gold); margin-bottom: 1rem; }
.cta-title { font-size: clamp(1.5rem, 3vw, 2.25rem); color: var(--white); max-width: 700px; margin: 0 auto 1rem; }
.cta-sub { font-size: 1.0625rem; color: rgba(255,255,255,0.65); margin-bottom: 2rem; }
.cta-actions { display: flex; gap: 1rem; justify-content: center; flex-wrap: wrap; }
.cta-actions .btn--primary { background: var(--gold); border-color: var(--gold); color: var(--navy-dark); }
.cta-actions .btn--primary:hover { background: var(--gold-light); border-color: var(--gold-light); }

/* ===== CONTACT ===== */
.contact { background: var(--cream); }
.contact-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; align-items: start; }
.contact-info .section-title { margin-bottom: 1rem; }
.contact-desc { font-size: 1.0625rem; color: var(--text-muted); line-height: 1.7; margin-bottom: 2rem; }
.contact-details { display: flex; flex-direction: column; gap: 1.5rem; }
.contact-detail { display: flex; align-items: flex-start; gap: 1rem; }
.contact-icon { flex-shrink: 0; margin-top: 0.125rem; }
.contact-label { display: block; font-size: 0.75rem; font-weight: 600; letter-spacing: 0.1em; text-transform: uppercase; color: var(--text-muted); margin-bottom: 0.25rem; }
.contact-value { font-size: 1rem; color: var(--text); line-height: 1.6; }
.contact-value a { color: var(--navy); font-weight: 500; transition: color var(--transition); }
.contact-value a:hover { color: var(--gold-dark); }

/* ===== FORM ===== */
.contact-form-wrap {
    background: var(--white);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(10,31,63,0.06);
}
.form-title { font-size: 1.5rem; margin-bottom: 1.5rem; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem; }
.form-group { margin-bottom: 1.25rem; }
.form-group label { display: block; font-size: 0.875rem; font-weight: 500; color: var(--text); margin-bottom: 0.5rem; }
.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    border: 1.5px solid rgba(10,31,63,0.15);
    border-radius: var(--radius-sm);
    font-size: 0.9375rem;
    color: var(--text);
    background: var(--cream);
    transition: all var(--transition);
    outline: none;
}
.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--gold);
    background: var(--white);
    box-shadow: 0 0 0 3px rgba(200,164,94,0.15);
}
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }
.form-group textarea { resize: vertical; min-height: 120px; }
.form-note { font-size: 0.8125rem; color: var(--text-muted); text-align: center; margin-top: 1rem; }
.form-success { display: none; text-align: center; padding: 2rem 0; }
.form-success.show { display: block; }
.contact-form.hide { display: none; }
.success-icon { margin: 0 auto 1rem; color: var(--gold); }
.form-success h3 { font-size: 1.5rem; margin-bottom: 0.75rem; }
.form-success p { color: var(--text-muted); margin-bottom: 1.5rem; }

/* ===== FOOTER ===== */
.footer { background: var(--navy-dark); color: rgba(255,255,255,0.7); padding: 4rem 0 0; }
.footer-inner { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 3rem; padding-bottom: 3rem; }
.footer-desc { font-size: 0.9375rem; line-height: 1.7; margin-top: 1rem; max-width: 280px; }
.footer-heading { font-family: var(--font-sans); font-size: 0.75rem; font-weight: 600; letter-spacing: 0.15em; text-transform: uppercase; color: var(--gold); margin-bottom: 1.25rem; }
.footer-links li { margin-bottom: 0.625rem; }
.footer-links a { font-size: 0.9375rem; color: rgba(255,255,255,0.6); transition: color var(--transition); }
.footer-links a:hover { color: var(--gold); }
.footer-links span { font-size: 0.9375rem; color: rgba(255,255,255,0.6); }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.08); padding: 1.5rem 0; }
.footer-bottom-inner { display: flex; justify-content: space-between; align-items: center; flex-wrap: wrap; gap: 0.5rem; }
.footer-bottom p { font-size: 0.8125rem; color: rgba(255,255,255,0.4); }

/* ===== ANIMATIONS ===== */
[data-animate] { opacity: 0; transform: translateY(24px); transition: opacity 0.6s ease, transform 0.6s ease; }
[data-animate].visible { opacity: 1; transform: translateY(0); }
[data-animate="1"] { transition-delay: 0.1s; }
[data-animate="2"] { transition-delay: 0.2s; }
[data-animate="3"] { transition-delay: 0.3s; }

/* ===== RESPONSIVE ===== */
@media (max-width: 1024px) {
    .hero-inner { grid-template-columns: 1fr; gap: 3rem; }
    .hero-cards { max-width: 500px; }
    .about-inner { grid-template-columns: 1fr; gap: 2.5rem; }
    .about-image img { height: 400px; }
    .services-grid { grid-template-columns: repeat(2, 1fr); }
    .projects-grid { grid-template-columns: 1fr 1fr; }
    .project-card--large { grid-column: span 2; }
    .project-card:not(.project-card--large) { grid-column: span 1; }
    .testimonials-grid { grid-template-columns: 1fr 1fr; }
    .testimonial-card:last-child { grid-column: span 2; max-width: 50%; margin: 0 auto; }
    .contact-inner { grid-template-columns: 1fr; gap: 2.5rem; }
    .footer-inner { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 768px) {
    .nav { display: none; }
    .mobile-toggle { display: flex; }
    section { padding: 4rem 0; }
    .hero { padding: 5rem 0 3rem; min-height: auto; }
    .hero-inner { gap: 2.5rem; }
    .hero-headline { font-size: clamp(1.75rem, 6vw, 2.5rem); }
    .hero-cards { grid-template-columns: 1fr 1fr; gap: 0.75rem; }
    .stat-card { padding: 1.25rem; }
    .stat-number { font-size: 1.5rem; }
    .stat-label { font-size: 0.75rem; }
    .hero-scroll { display: none; }
    .services-grid { grid-template-columns: 1fr; }
    .about-values { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr; }
    .project-card--large { grid-column: span 1; }
    .project-overlay { opacity: 1; }
    .testimonials-grid { grid-template-columns: 1fr; }
    .testimonial-card:last-child { grid-column: span 1; max-width: 100%; }
    .form-row { grid-template-columns: 1fr; }
    .footer-inner { grid-template-columns: 1fr; gap: 2rem; }
    .footer-bottom-inner { flex-direction: column; text-align: center; }
    .cta-actions { flex-direction: column; align-items: center; }
}

@media (max-width: 480px) {
    .container { padding: 0 1.25rem; }
    .hero-actions { flex-direction: column; }
    .hero-actions .btn { width: 100%; justify-content: center; }
    .hero-cards { grid-template-columns: 1fr; }
    .stat-card--3, .stat-card--4 { grid-column: span 1; }
    .contact-form-wrap { padding: 1.5rem; }
}