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

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

body {
    font-family: 'Inter', system-ui, -apple-system, sans-serif;
    font-weight: 300;
    line-height: 1.7;
    color: #1a1a1a;
    background-color: #FAFAF7;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

img, svg {
    display: block;
    max-width: 100%;
}

a {
    color: inherit;
    text-decoration: none;
}

ul {
    list-style: none;
}

button, input, select, textarea {
    font: inherit;
    color: inherit;
    background: none;
    border: none;
    outline: none;
}

.skip-link {
    position: absolute;
    top: -100%;
    left: 1rem;
    padding: 0.5rem 1rem;
    background: #1B4332;
    color: #FAFAF7;
    border-radius: 0 0 4px 4px;
    z-index: 100;
    font-size: 0.875rem;
}

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

/* ===== CUSTOM PROPERTIES ===== */
:root {
    --green-900: #0B2215;
    --green-800: #1B4332;
    --green-700: #2D6A4F;
    --green-600: #40916C;
    --green-500: #52B788;
    --gold-500: #D4A843;
    --gold-400: #E0BE6A;
    --cream: #FAFAF7;
    --cream-dark: #F3F1EC;
    --cream-mid: #EDEAE3;
    --gray-100: #F5F5F3;
    --gray-200: #E8E6E1;
    --gray-300: #D1CFC9;
    --gray-400: #A8A59E;
    --gray-500: #6B6860;
    --gray-600: #4A4843;
    --gray-700: #2C2A26;
    --gray-800: #1A1916;
    --font-serif: 'Instrument Serif', Georgia, serif;
    --font-sans: 'Inter', system-ui, sans-serif;
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.06);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.08);
    --shadow-lg: 0 8px 40px rgba(0,0,0,0.10);
    --transition: 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

@media (min-width: 768px) {
    .container {
        padding: 0 2.5rem;
    }
}

@media (min-width: 1024px) {
    .container {
        padding: 0 3rem;
    }
}

/* ===== HEADER ===== */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 50;
    background: rgba(250, 250, 247, 0.92);
    backdrop-filter: blur(16px);
    -webkit-backdrop-filter: blur(16px);
    border-bottom: 1px solid transparent;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.header.scrolled {
    border-bottom-color: var(--gray-200);
    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;
    font-family: var(--font-serif);
    font-size: 1.125rem;
    color: var(--green-800);
    letter-spacing: -0.01em;
}

.logo-text {
    font-style: italic;
}

.nav ul {
    display: none;
    align-items: center;
    gap: 2rem;
}

.nav a {
    font-size: 0.8125rem;
    font-weight: 400;
    letter-spacing: 0.02em;
    color: var(--gray-600);
    transition: color var(--transition);
    text-transform: uppercase;
}

.nav a:hover {
    color: var(--green-700);
}

/* Nav toggle */
.nav-toggle {
    display: flex;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0.5rem;
    z-index: 60;
}

.nav-toggle-line {
    display: block;
    width: 22px;
    height: 1.5px;
    background: var(--gray-700);
    transition: var(--transition);
    transform-origin: center;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(1) {
    transform: rotate(45deg) translate(4px, 5px);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-line:nth-child(3) {
    transform: rotate(-45deg) translate(4px, -5px);
}

/* Mobile nav */
@media (max-width: 767px) {
    .nav {
        position: fixed;
        top: 0;
        right: 0;
        width: 100%;
        height: 100dvh;
        background: var(--cream);
        display: flex;
        align-items: center;
        justify-content: center;
        transform: translateX(100%);
        transition: transform 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    }

    .nav.open {
        transform: translateX(0);
    }

    .nav ul {
        flex-direction: column;
        align-items: center;
        gap: 2rem;
    }

    .nav a {
        font-size: 1.125rem;
    }
}

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

    .nav ul {
        display: flex;
    }
}

/* ===== BUTTONS ===== */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.8125rem 1.75rem;
    font-size: 0.8125rem;
    font-weight: 500;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    border-radius: var(--radius-sm);
    transition: var(--transition);
    cursor: pointer;
    white-space: nowrap;
}

.btn--primary {
    background: var(--green-800);
    color: var(--cream);
    border: 1px solid var(--green-800);
}

.btn--primary:hover {
    background: var(--green-700);
    border-color: var(--green-700);
    transform: translateY(-1px);
    box-shadow: var(--shadow-md);
}

.btn--ghost {
    background: transparent;
    color: var(--green-800);
    border: 1px solid var(--green-800);
}

.btn--ghost:hover {
    background: var(--green-800);
    color: var(--cream);
}

.btn--ghost-light {
    background: transparent;
    color: var(--cream);
    border: 1px solid rgba(250, 250, 247, 0.4);
}

.btn--ghost-light:hover {
    background: var(--cream);
    color: var(--green-800);
}

.btn--nav {
    padding: 0.5rem 1.25rem;
    font-size: 0.75rem;
}

.btn--full {
    width: 100%;
}

/* ===== SECTION COMMON ===== */
.section-label {
    display: inline-block;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.14em;
    text-transform: uppercase;
    color: var(--green-600);
    margin-bottom: 1rem;
}

.section-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 4vw, 2.75rem);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--gray-800);
    margin-bottom: 1.25rem;
}

.section-header {
    margin-bottom: 4rem;
}

.section-header--centered {
    text-align: center;
}

.section-sub {
    font-size: 1.0625rem;
    color: var(--gray-500);
    max-width: 560px;
    line-height: 1.7;
}

.section-header--centered .section-sub {
    margin: 0 auto;
}

/* ===== HERO ===== */
.hero {
    padding-top: 72px;
    min-height: 100dvh;
    display: flex;
    align-items: center;
    background: var(--cream);
    overflow: hidden;
}

.hero .container {
    display: grid;
    grid-template-columns: 1fr;
    gap: 3rem;
    align-items: center;
    padding-top: 2rem;
    padding-bottom: 2rem;
}

.hero-content {
    max-width: 560px;
}

.hero-tag {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin-bottom: 1.5rem;
}

.hero-tag-line {
    display: block;
    width: 32px;
    height: 1px;
    background: var(--green-600);
}

.hero-headline {
    font-family: var(--font-serif);
    font-size: clamp(2rem, 5vw, 3.25rem);
    font-weight: 400;
    line-height: 1.15;
    letter-spacing: -0.025em;
    color: var(--gray-800);
    margin-bottom: 1.5rem;
}

.hero-headline em {
    font-style: italic;
    color: var(--green-700);
}

.hero-sub {
    font-size: 1.0625rem;
    color: var(--gray-500);
    line-height: 1.75;
    margin-bottom: 2.25rem;
    max-width: 480px;
}

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

.hero-cards {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1rem;
}

.stat-card {
    background: var(--cream-dark);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 1.5rem;
    transition: var(--transition);
}

.stat-card:hover {
    border-color: var(--green-600);
    box-shadow: var(--shadow-md);
    transform: translateY(-2px);
}

.stat-card-label {
    display: block;
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray-400);
    margin-bottom: 0.5rem;
}

.stat-card-value {
    display: block;
    font-family: var(--font-serif);
    font-size: 1.5rem;
    color: var(--green-800);
    letter-spacing: -0.01em;
    margin-bottom: 0.375rem;
}

.stat-card-desc {
    font-size: 0.875rem;
    color: var(--gray-500);
    line-height: 1.6;
}

.hero-visual {
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 520 / 640;
}

.hero-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

@media (min-width: 1024px) {
    .hero .container {
        grid-template-columns: 1fr 1fr;
        gap: 4rem;
    }

    .hero-cards {
        grid-template-columns: 1fr;
        gap: 1.25rem;
    }

    .stat-card {
        padding: 1.75rem;
    }

    .stat-card--1 {
        border-left: 3px solid var(--green-600);
    }

    .stat-card--2 {
        border-left: 3px solid var(--gold-500);
    }

    .stat-card--3 {
        border-left: 3px solid var(--gray-300);
    }
}

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

.services-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1px;
    background: var(--gray-200);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.service-card {
    background: var(--cream);
    padding: 2rem;
    transition: var(--transition);
}

.service-card:hover {
    background: var(--cream-dark);
}

.service-card-icon {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--green-700);
    margin-bottom: 1.25rem;
}

.service-card-icon svg {
    width: 100%;
    height: 100%;
}

.service-card-title {
    font-family: var(--font-serif);
    font-size: 1.25rem;
    font-weight: 400;
    color: var(--gray-800);
    letter-spacing: -0.01em;
    margin-bottom: 0.625rem;
}

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

@media (min-width: 640px) {
    .services-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

@media (min-width: 1024px) {
    .services-grid {
        grid-template-columns: repeat(3, 1fr);
    }

    .services {
        padding: 8rem 0;
    }
}

/* ===== ABOUT ===== */
.about {
    padding: 6rem 0;
    background: var(--cream-dark);
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
}

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

.about-visual {
    border-radius: var(--radius-lg);
    overflow: hidden;
    aspect-ratio: 560 / 480;
}

.about-visual img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.about-content .section-label {
    margin-bottom: 1rem;
}

.about-body {
    font-size: 1.0625rem;
    color: var(--gray-500);
    line-height: 1.8;
    margin-bottom: 1.25rem;
}

.about-features {
    margin-top: 2rem;
    display: flex;
    flex-direction: column;
    gap: 0.875rem;
}

.about-feature {
    display: flex;
    align-items: center;
    gap: 1rem;
    font-size: 0.9375rem;
    color: var(--gray-700);
    font-weight: 400;
}

.about-feature-line {
    display: block;
    width: 24px;
    height: 1px;
    background: var(--green-600);
    flex-shrink: 0;
}

@media (min-width: 1024px) {
    .about-grid {
        grid-template-columns: 1fr 1fr;
        gap: 5rem;
    }

    .about {
        padding: 8rem 0;
    }
}

/* ===== WHY US ===== */
.why-us {
    padding: 6rem 0;
    background: var(--green-800);
    color: var(--cream);
}

.why-us .section-label {
    color: var(--gold-500);
}

.why-us .section-title {
    color: var(--cream);
}

.why-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0;
}

.why-item {
    padding: 2.5rem 0;
    border-bottom: 1px solid rgba(250, 250, 247, 0.1);
}

.why-item:first-child {
    border-top: 1px solid rgba(250, 250, 247, 0.1);
}

.why-number {
    display: block;
    font-family: var(--font-serif);
    font-size: 2.5rem;
    font-style: italic;
    color: var(--gold-500);
    line-height: 1;
    margin-bottom: 1rem;
    opacity: 0.7;
}

.why-item-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--cream);
    letter-spacing: -0.01em;
    margin-bottom: 0.75rem;
}

.why-item-desc {
    font-size: 0.9375rem;
    color: rgba(250, 250, 247, 0.6);
    line-height: 1.75;
    max-width: 480px;
}

@media (min-width: 768px) {
    .why-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 0 4rem;
    }

    .why-item {
        padding: 2.5rem 0;
    }
}

@media (min-width: 1024px) {
    .why-us {
        padding: 8rem 0;
    }

    .why-grid {
        gap: 0 5rem;
    }
}

/* ===== TESTIMONIALS ===== */
.testimonials {
    padding: 6rem 0;
    background: var(--cream);
}

.testimonials-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 1.5rem;
}

.testimonial-card {
    background: var(--cream-dark);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-md);
    padding: 2rem;
    transition: var(--transition);
}

.testimonial-card:hover {
    border-color: var(--green-600);
    box-shadow: var(--shadow-sm);
}

.testimonial-text {
    font-family: var(--font-serif);
    font-size: 1.125rem;
    font-style: italic;
    line-height: 1.65;
    color: var(--gray-700);
    margin-bottom: 1.5rem;
}

.testimonial-footer {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.testimonial-name {
    font-size: 0.8125rem;
    font-weight: 500;
    color: var(--gray-700);
    letter-spacing: 0.02em;
}

.testimonial-meta {
    font-size: 0.75rem;
    color: var(--gray-400);
}

@media (min-width: 768px) {
    .testimonials-grid {
        grid-template-columns: repeat(3, 1fr);
    }
}

@media (min-width: 1024px) {
    .testimonials {
        padding: 8rem 0;
    }
}

/* ===== CTA ===== */
.cta {
    padding: 6rem 0;
    background: var(--cream-dark);
    border-top: 1px solid var(--gray-200);
    border-bottom: 1px solid var(--gray-200);
}

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

.cta-inner .section-label {
    margin-bottom: 1.25rem;
}

.cta-title {
    font-family: var(--font-serif);
    font-size: clamp(1.75rem, 4vw, 2.5rem);
    font-weight: 400;
    line-height: 1.2;
    letter-spacing: -0.02em;
    color: var(--gray-800);
    margin-bottom: 1.25rem;
}

.cta-desc {
    font-size: 1.0625rem;
    color: var(--gray-500);
    line-height: 1.75;
    margin-bottom: 2.25rem;
}

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

.cta-actions .btn--ghost-light {
    border-color: var(--green-800);
    color: var(--green-800);
}

.cta-actions .btn--ghost-light:hover {
    background: var(--green-800);
    color: var(--cream);
}

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

.contact-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 4rem;
}

.contact-info .section-label {
    margin-bottom: 1rem;
}

.contact-info .section-title {
    margin-bottom: 1.25rem;
}

.contact-desc {
    font-size: 1.0625rem;
    color: var(--gray-500);
    line-height: 1.75;
    margin-bottom: 2.5rem;
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: 1.75rem;
    margin-bottom: 2.5rem;
}

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

.contact-detail-label {
    font-size: 0.6875rem;
    font-weight: 500;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--gray-400);
    padding-top: 0.25rem;
}

.contact-detail-value {
    font-size: 1rem;
    color: var(--gray-700);
    line-height: 1.6;
}

.contact-detail-value a {
    color: var(--green-700);
    transition: color var(--transition);
}

.contact-detail-value a:hover {
    color: var(--green-600);
    text-decoration: underline;
}

.contact-map {
    border-radius: var(--radius-md);
    overflow: hidden;
    aspect-ratio: 600 / 300;
}

.contact-map img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
    filter: grayscale(30%);
    transition: filter var(--transition);
}

.contact-map img:hover {
    filter: grayscale(0%);
}

/* Form */
.contact-form-wrap {
    background: var(--cream-dark);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-lg);
    padding: 2.5rem;
}

.contact-form-title {
    font-family: var(--font-serif);
    font-size: 1.5rem;
    font-weight: 400;
    color: var(--gray-800);
    letter-spacing: -0.01em;
    margin-bottom: 2rem;
}

.form-group {
    margin-bottom: 1.5rem;
}

.form-group label {
    display: block;
    font-size: 0.75rem;
    font-weight: 500;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--gray-500);
    margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 0.9375rem;
    color: var(--gray-800);
    background: var(--cream);
    border: 1px solid var(--gray-200);
    border-radius: var(--radius-sm);
    transition: border-color var(--transition), box-shadow var(--transition);
}

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

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
    border-color: var(--green-600);
    box-shadow: 0 0 0 3px rgba(45, 106, 79, 0.1);
}

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

.form-group select {
    appearance: none;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236B6860' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round' fill='none'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 1rem center;
    padding-right: 2.5rem;
    cursor: pointer;
}

.form-success {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    padding: 1rem 1.25rem;
    background: rgba(45, 106, 79, 0.08);
    border: 1px solid rgba(45, 106, 79, 0.2);
    border-radius: var(--radius-sm);
    color: var(--green-800);
    font-size: 0.9375rem;
    margin-top: 1rem;
}

.form-success svg {
    flex-shrink: 0;
    color: var(--green-600);
}

@media (min-width: 1024px) {
    .contact-grid {
        grid-template-columns: 1fr 1fr;
        gap: 5rem;
    }

    .contact {
        padding: 8rem 0;
    }
}

/* ===== FOOTER ===== */
.footer {
    background: var(--green-900);
    color: var(--cream);
    padding: 4rem 0 0;
}

.footer-inner {
    display: grid;
    grid-template-columns: 1fr;
    gap: 2.5rem;
    padding-bottom: 3rem;
}

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

.footer-tagline {
    font-size: 0.9375rem;
    color: rgba(250, 250, 247, 0.5);
    line-height: 1.6;
}

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

.footer-nav a {
    font-size: 0.875rem;
    color: rgba(250, 250, 247, 0.6);
    transition: color var(--transition);
}

.footer-nav a:hover {
    color: var(--cream);
}

.footer-contact {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}

.footer-contact p {
    font-size: 0.875rem;
    color: rgba(250, 250, 247, 0.5);
    line-height: 1.6;
}

.footer-contact a {
    color: rgba(250, 250, 247, 0.7);
    transition: color var(--transition);
}

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

.footer-bottom {
    border-top: 1px solid rgba(250, 250, 247, 0.08);
    padding: 1.5rem 0;
}

.footer-bottom p {
    font-size: 0.75rem;
    color: rgba(250, 250, 247, 0.3);
}

@media (min-width: 768px) {
    .footer-inner {
        grid-template-columns: 1.5fr 1fr 1fr;
        gap: 3rem;
    }
}

/* ===== ANIMATIONS ===== */
.fade-in {
    opacity: 0;
    transform: translateY(24px);
    transition: opacity 0.7s cubic-bezier(0.4, 0, 0.2, 1), transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.fade-in-delay-1 { transition-delay: 0.1s; }
.fade-in-delay-2 { transition-delay: 0.2s; }
.fade-in-delay-3 { transition-delay: 0.3s; }
.fade-in-delay-4 { transition-delay: 0.4s; }
.fade-in-delay-5 { transition-delay: 0.5s; }