:root {
    --color-primary: #0F1B2D;
    --color-primary-light: #1a2d4a;
    --color-accent: #C9A96E;
    --color-accent-hover: #b8985a;
    --color-bg: #F5F5F0;
    --color-bg-alt: #ffffff;
    --color-text: #1a1a1a;
    --color-text-light: #6b7280;
    --color-text-lighter: #9ca3af;
    --color-border: #e5e7eb;
    --font-heading: 'Playfair Display', Georgia, serif;
    --font-body: 'Source Sans Pro', -apple-system, BlinkMacSystemFont, sans-serif;
    --transition: 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    --transition-fast: 0.25s ease;
    --shadow-sm: 0 1px 3px rgba(0,0,0,0.08);
    --shadow-md: 0 4px 20px rgba(0,0,0,0.1);
    --shadow-lg: 0 10px 40px rgba(0,0,0,0.15);
}

*, *::before, *::after {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    color: var(--color-text);
    background: var(--color-bg);
    line-height: 1.7;
    font-weight: 400;
    overflow-x: hidden;
}

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

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

ul {
    list-style: none;
}

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

.section {
    padding: 120px 0;
}

.section-header {
    text-align: center;
    margin-bottom: 72px;
}

.section-tag {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 12px;
    font-weight: 600;
    letter-spacing: 3px;
    color: var(--color-accent);
    margin-bottom: 16px;
    text-transform: uppercase;
}

.section-title {
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 600;
    color: var(--color-primary);
    line-height: 1.2;
    margin-bottom: 16px;
}

.section-desc {
    font-size: 18px;
    color: var(--color-text-light);
    font-weight: 300;
    max-width: 600px;
    margin: 0 auto;
}

/* Header */
.header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    padding: 0 40px;
    transition: var(--transition);
}

.header.scrolled {
    background: rgba(15, 27, 45, 0.97);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 1px 0 rgba(255,255,255,0.1);
}

.header-inner {
    max-width: 1200px;
    margin: 0 auto;
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 80px;
    transition: height var(--transition);
}

.header.scrolled .header-inner {
    height: 64px;
}

.logo {
    display: flex;
    align-items: center;
    gap: 10px;
    z-index: 1001;
}

.logo-img {
    width: 36px;
    height: 36px;
    object-fit: contain;
    border-radius: 4px;
}

.logo-text {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 600;
    color: #ffffff;
    letter-spacing: 1px;
}

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

.nav-link {
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 400;
    color: rgba(255,255,255,0.75);
    letter-spacing: 1px;
    transition: var(--transition-fast);
    position: relative;
    padding: 4px 0;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: var(--transition);
}

.nav-link:hover,
.nav-link.active {
    color: #ffffff;
}

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

.btn-consult {
    display: flex;
    align-items: center;
    gap: 8px;
    padding: 10px 24px;
    border: 1px solid var(--color-accent);
    color: var(--color-accent);
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 1px;
    transition: var(--transition-fast);
    border-radius: 2px;
}

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

.btn-consult i {
    font-size: 12px;
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 8px;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 24px;
    height: 2px;
    background: #ffffff;
    transition: var(--transition-fast);
    border-radius: 1px;
}

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

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

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

/* Hero */
.hero {
    position: relative;
    height: 100vh;
    min-height: 600px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.hero-bg {
    position: absolute;
    inset: 0;
    background-size: cover;
    background-position: center;
    animation: heroZoom 20s ease-in-out infinite alternate;
}

@keyframes heroZoom {
    0% { transform: scale(1); }
    100% { transform: scale(1.08); }
}

.hero-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        135deg,
        rgba(15, 27, 45, 0.85) 0%,
        rgba(15, 27, 45, 0.6) 50%,
        rgba(15, 27, 45, 0.4) 100%
    );
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
    max-width: 800px;
    padding: 0 24px;
    animation: heroFadeIn 1.2s ease-out;
}

@keyframes heroFadeIn {
    from {
        opacity: 0;
        transform: translateY(30px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.hero-subtitle {
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 400;
    letter-spacing: 3px;
    color: var(--color-accent);
    margin-bottom: 24px;
    text-transform: uppercase;
}

.hero-subtitle-en {
    font-weight: 300;
    opacity: 0.8;
}

.hero-title {
    font-family: var(--font-heading);
    font-size: clamp(48px, 8vw, 96px);
    font-weight: 600;
    color: #ffffff;
    line-height: 1.1;
    margin-bottom: 24px;
    letter-spacing: -1px;
}

.hero-desc {
    font-family: var(--font-body);
    font-size: 18px;
    font-weight: 300;
    color: rgba(255,255,255,0.8);
    margin-bottom: 48px;
    line-height: 1.6;
}

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

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 16px 40px;
    font-family: var(--font-body);
    font-size: 14px;
    font-weight: 600;
    letter-spacing: 1.5px;
    text-transform: uppercase;
    transition: var(--transition);
    cursor: pointer;
    border-radius: 2px;
    border: none;
}

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

.btn-primary:hover {
    background: var(--color-accent-hover);
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(201, 169, 110, 0.3);
}

.btn-outline {
    background: transparent;
    color: #ffffff;
    border: 1px solid rgba(255,255,255,0.4);
}

.btn-outline:hover {
    background: rgba(255,255,255,0.1);
    border-color: #ffffff;
    transform: translateY(-2px);
}

.hero-scroll {
    position: absolute;
    bottom: 40px;
    left: 50%;
    transform: translateX(-50%);
    z-index: 2;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    color: rgba(255,255,255,0.5);
    font-size: 11px;
    letter-spacing: 2px;
    text-transform: uppercase;
    animation: scrollBounce 2s ease-in-out infinite;
}

@keyframes scrollBounce {
    0%, 100% { transform: translateX(-50%) translateY(0); }
    50% { transform: translateX(-50%) translateY(8px); }
}

.hero-scroll i {
    font-size: 12px;
}

/* Services */
.services {
    background: var(--color-bg-alt);
}

.services-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 32px;
}

.service-card {
    background: var(--color-bg);
    padding: 48px 36px;
    transition: var(--transition);
    position: relative;
    border: 1px solid transparent;
}

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

.service-icon {
    width: 60px;
    height: 60px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 28px;
    font-size: 28px;
    color: var(--color-accent);
    background: rgba(201, 169, 110, 0.1);
    border-radius: 50%;
}

.service-title {
    font-family: var(--font-heading);
    font-size: 22px;
    font-weight: 600;
    color: var(--color-primary);
    margin-bottom: 16px;
    line-height: 1.3;
}

.service-desc {
    font-size: 15px;
    color: var(--color-text-light);
    line-height: 1.7;
    margin-bottom: 20px;
}

.service-list li {
    font-size: 14px;
    color: var(--color-text);
    padding: 6px 0;
    padding-left: 20px;
    position: relative;
}

.service-list li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    width: 6px;
    height: 6px;
    background: var(--color-accent);
    border-radius: 50%;
}

/* About */
.about {
    background: var(--color-bg);
}

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

.about-image {
    position: relative;
}

.about-image img {
    width: 100%;
    height: 500px;
    object-fit: cover;
    position: relative;
    z-index: 1;
}

.about-image-accent {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 100%;
    height: 100%;
    border: 2px solid var(--color-accent);
    z-index: 0;
}

.about-content .section-title {
    text-align: left;
    margin-bottom: 24px;
}

.about-text {
    font-size: 16px;
    color: var(--color-text-light);
    line-height: 1.8;
    margin-bottom: 16px;
}

.about-features {
    margin: 28px 0;
}

.about-features li {
    font-size: 15px;
    color: var(--color-text);
    padding: 8px 0;
    display: flex;
    align-items: center;
    gap: 12px;
}

.about-features li i {
    color: var(--color-accent);
    font-size: 14px;
}

.stats {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
    margin-top: 40px;
    padding-top: 40px;
    border-top: 1px solid var(--color-border);
}

.stat-item {
    text-align: center;
}

.stat-number {
    font-family: var(--font-heading);
    font-size: 42px;
    font-weight: 700;
    color: var(--color-primary);
    line-height: 1;
}

.stat-plus {
    font-family: var(--font-heading);
    font-size: 28px;
    font-weight: 600;
    color: var(--color-accent);
    vertical-align: super;
}

.stat-label {
    display: block;
    font-size: 13px;
    color: var(--color-text-light);
    margin-top: 8px;
    letter-spacing: 1px;
    text-transform: uppercase;
}

/* Cases */
.cases {
    background: var(--color-bg-alt);
}

.cases-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 24px;
}

.case-card {
    position: relative;
    overflow: hidden;
    cursor: pointer;
}

.case-card-tall {
    grid-row: span 2;
}

.case-card .case-image {
    position: relative;
    overflow: hidden;
    aspect-ratio: 4 / 3;
}

.case-card-tall .case-image {
    aspect-ratio: 4 / 7;
}

.case-card img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
}

.case-card:hover img {
    transform: scale(1.08);
}

.case-overlay {
    position: absolute;
    inset: 0;
    background: linear-gradient(
        to top,
        rgba(15, 27, 45, 0.9) 0%,
        rgba(15, 27, 45, 0.2) 50%,
        rgba(15, 27, 45, 0) 100%
    );
    opacity: 0;
    transition: var(--transition);
    display: flex;
    align-items: flex-end;
}

.case-card:hover .case-overlay {
    opacity: 1;
}

.case-overlay-content {
    padding: 32px;
    transform: translateY(20px);
    transition: var(--transition);
}

.case-card:hover .case-overlay-content {
    transform: translateY(0);
}

.case-category {
    display: inline-block;
    font-size: 11px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 8px;
}

.case-title {
    font-family: var(--font-heading);
    font-size: 20px;
    font-weight: 600;
    color: #ffffff;
    margin-bottom: 6px;
}

.case-desc {
    font-size: 14px;
    color: rgba(255,255,255,0.7);
    font-weight: 300;
}

/* Footer */
.footer {
    background: var(--color-primary);
    color: rgba(255,255,255,0.7);
    padding: 80px 0 0;
}

.footer-grid {
    display: grid;
    grid-template-columns: 1.5fr 1fr 1fr 1.5fr;
    gap: 48px;
    padding-bottom: 60px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-logo {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 16px;
}

.footer-logo-img {
    width: 32px;
    height: 32px;
    object-fit: contain;
    border-radius: 3px;
}

.footer-logo span {
    font-family: var(--font-heading);
    font-size: 18px;
    font-weight: 600;
    color: #ffffff;
}

.footer-desc {
    font-size: 14px;
    line-height: 1.8;
    color: rgba(255,255,255,0.5);
}

.footer h4 {
    font-family: var(--font-body);
    font-size: 13px;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--color-accent);
    margin-bottom: 24px;
}

.footer-links a,
.footer-services a {
    display: block;
    font-size: 14px;
    color: rgba(255,255,255,0.6);
    padding: 6px 0;
    transition: var(--transition-fast);
}

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

.footer-contact p {
    font-size: 14px;
    padding: 6px 0;
    display: flex;
    align-items: center;
    gap: 12px;
    color: rgba(255,255,255,0.6);
}

.footer-contact i {
    color: var(--color-accent);
    width: 16px;
    font-size: 13px;
}

.email-obfuscated {
    user-select: none;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
}

.footer-bottom {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 24px 0;
    font-size: 13px;
    color: rgba(255,255,255,0.35);
}

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

    .case-card-tall .case-image {
        aspect-ratio: 4 / 3;
    }
}

@media (max-width: 768px) {
    .section {
        padding: 80px 0;
    }

    .section-title {
        font-size: 32px;
    }

    .header {
        padding: 0 20px;
    }

    .nav {
        position: fixed;
        top: 0;
        right: -100%;
        width: 280px;
        height: 100vh;
        background: var(--color-primary);
        flex-direction: column;
        align-items: flex-start;
        justify-content: center;
        gap: 0;
        padding: 80px 40px;
        transition: var(--transition);
        box-shadow: -10px 0 40px rgba(0,0,0,0.3);
    }

    .nav.open {
        right: 0;
    }

    .nav-link {
        font-size: 18px;
        padding: 16px 0;
        width: 100%;
        border-bottom: 1px solid rgba(255,255,255,0.06);
    }

    .menu-toggle {
        display: flex;
    }

    .btn-consult {
        display: none;
    }

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

    .about-grid {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .about-image img {
        height: 350px;
    }

    .stats {
        grid-template-columns: repeat(3, 1fr);
        gap: 16px;
    }

    .stat-number {
        font-size: 32px;
    }

    .cases-grid {
        grid-template-columns: 1fr;
        gap: 16px;
    }

    .footer-grid {
        grid-template-columns: 1fr 1fr;
        gap: 32px;
    }

    .footer-brand {
        grid-column: 1 / -1;
    }

    .hero-desc {
        font-size: 16px;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 60px 0;
    }

    .section-header {
        margin-bottom: 48px;
    }

    .section-title {
        font-size: 28px;
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
    }

    .hero-scroll {
        display: none;
    }

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

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