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

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

body {
    overflow-x: hidden;
}

/* ---- Hero Gradient ---- */
.hero-gradient {
    background: linear-gradient(135deg, #0a1628 0%, #1a2d4a 30%, #1e3a5f 50%, #1a2d4a 70%, #0a1628 100%);
}

/* ---- Hero Subtle Pattern ---- */
.hero-pattern {
    background-image: 
        radial-gradient(circle at 20% 50%, rgba(201, 168, 76, 0.08) 0%, transparent 50%),
        radial-gradient(circle at 80% 20%, rgba(201, 168, 76, 0.06) 0%, transparent 40%),
        radial-gradient(circle at 60% 80%, rgba(255, 255, 255, 0.03) 0%, transparent 40%);
}

/* ---- Scroll Indicator ---- */
.hero-scroll {
    opacity: 0.6;
}

.scroll-line {
    width: 1px;
    height: 48px;
    background: linear-gradient(to bottom, rgba(201, 168, 76, 0.6), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}

@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; transform: scaleY(0.7); transform-origin: top; }
    50% { opacity: 1; transform: scaleY(1); }
}

/* ---- Buttons ---- */
.btn-primary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: #c9a84c;
    color: #0a1628;
    padding: 16px 32px;
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 11px;
    font-weight: 400;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    text-decoration: none;
    border: none;
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.btn-primary:hover {
    background: #d4af5a;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px rgba(201, 168, 76, 0.25);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    background: transparent;
    color: rgba(255, 255, 255, 0.8);
    padding: 16px 32px;
    font-family: 'Inter', system-ui, sans-serif;
    font-size: 11px;
    font-weight: 300;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    text-decoration: none;
    border: 1px solid rgba(255, 255, 255, 0.2);
    cursor: pointer;
    transition: all 0.4s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.btn-secondary:hover {
    border-color: rgba(201, 168, 76, 0.6);
    color: #c9a84c;
    transform: translateY(-2px);
}

/* ---- Service Cards ---- */
.service-card {
    background: #fff;
    transition: all 0.5s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.service-card:hover {
    background: #faf9f6;
}

/* ---- Line Separator ---- */
.bg-line,
.service-card > div {
    border-color: rgba(10, 22, 40, 0.07);
}

/* ---- Gallery ---- */
.gallery-item {
    aspect-ratio: auto;
}

.gallery-item:nth-child(1) { aspect-ratio: 4/5; }
.gallery-item:nth-child(2) { aspect-ratio: 4/3.5; }
.gallery-item:nth-child(3) { aspect-ratio: 4/5; }
.gallery-item:nth-child(4) { aspect-ratio: 4/3.5; }
.gallery-item:nth-child(5) { aspect-ratio: 4/5; }
.gallery-item:nth-child(6) { aspect-ratio: 4/3.5; }

/* ---- About Pattern ---- */
.about-pattern {
    background-image: 
        radial-gradient(circle at 30% 70%, rgba(201, 168, 76, 0.15) 0%, transparent 50%),
        radial-gradient(circle at 70% 30%, rgba(201, 168, 76, 0.1) 0%, transparent 40%);
}

/* ---- Reveal Animations ---- */
.reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94), 
                transform 0.8s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

.reveal[data-reveal-delay="1"] { transition-delay: 0.1s; }
.reveal[data-reveal-delay="2"] { transition-delay: 0.2s; }
.reveal[data-reveal-delay="3"] { transition-delay: 0.3s; }

/* ---- Mobile Menu ---- */
.hamburger-line {
    display: block;
    width: 20px;
    height: 1px;
    background: #fff;
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    transition: all 0.3s ease;
}

.hamburger-line.top { top: 6px; }
.hamburger-line.middle { top: 11px; }
.hamburger-line.bottom { top: 16px; }

#menu-toggle[aria-expanded="true"] .hamburger-line.top {
    top: 11px;
    transform: translateX(-50%) rotate(45deg);
}
#menu-toggle[aria-expanded="true"] .hamburger-line.middle {
    opacity: 0;
}
#menu-toggle[aria-expanded="true"] .hamburger-line.bottom {
    top: 11px;
    transform: translateX(-50%) rotate(-45deg);
}

/* ---- Mobile Nav Link Hover ---- */
.mobile-nav-link {
    position: relative;
}

.mobile-nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 1px;
    background: #c9a84c;
    transform: translateX(-50%);
    transition: width 0.3s ease;
}

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

/* ---- Nav Link Hover ---- */
.nav-link {
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 1px;
    background: #c9a84c;
    transition: width 0.3s ease;
}

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

/* ---- Form Select Arrow ---- */
select {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='12' viewBox='0 0 24 24' fill='none' stroke='%23c9a84c' stroke-width='1.5'%3E%3Cpolyline points='6 9 12 15 18 9'%3E%3C/polyline%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 0 center;
}

/* ---- Hero Entrance Animations ---- */
@keyframes fadeUp {
    from { opacity: 0; transform: translateY(30px); }
    to { opacity: 1; transform: translateY(0); }
}

.hero-subtitle {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.2s;
    opacity: 0;
}

.hero-title {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.4s;
    opacity: 0;
}

.hero-description {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.6s;
    opacity: 0;
}

.hero-cta {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 0.8s;
    opacity: 0;
}

.hero-scroll {
    animation: fadeUp 0.8s ease forwards;
    animation-delay: 1.2s;
    opacity: 0;
}

/* ---- Reduced Motion ---- */
@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
    
    html {
        scroll-behavior: auto;
    }
    
    .reveal {
        opacity: 1;
        transform: none;
    }
}

/* ---- Responsive ---- */
@media (max-width: 768px) {
    .hero-title {
        font-size: 2.5rem;
    }
    
    .service-card > div {
        padding: 2rem !important;
    }
}

@media (min-width: 769px) and (max-width: 1023px) {
    .hero-title {
        font-size: 3rem;
    }
}