/* ===== Base & Reset ===== */
*, *::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: 'Plus Jakarta Sans', sans-serif;
    color: #0f172a;
    background: #ffffff;
    overflow-x: hidden;
}

/* ===== Navbar ===== */
#navbar {
    transition: background 0.4s ease, padding 0.4s ease, box-shadow 0.4s ease;
}

#navbar.scrolled {
    background: rgba(10, 15, 30, 0.95);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    box-shadow: 0 4px 30px rgba(0, 0, 0, 0.3);
    padding-top: 0;
    padding-bottom: 0;
}

#navbar .max-w-7xl {
    padding-top: 1rem;
    padding-bottom: 1rem;
}

/* ===== Hero ===== */
.hero-bg {
    will-change: transform;
}

/* ===== Service Cards ===== */
.service-card {
    position: relative;
    overflow: hidden;
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #d97706, #f59e0b);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

/* ===== Scroll Reveal ===== */
.scroll-reveal {
    opacity: 1;
    transform: translateY(0);
    transition: opacity 0.6s ease, transform 0.6s ease;
}

.scroll-reveal.revealed {
    opacity: 1;
    transform: translateY(0);
}

@media (prefers-reduced-motion: no-preference) {
    .scroll-reveal {
        opacity: 0;
        transform: translateY(30px);
    }

    .scroll-reveal.revealed {
        opacity: 1;
        transform: translateY(0);
    }
}

/* ===== Mobile Menu ===== */
#mobile-menu {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.4s ease, padding 0.4s ease;
}

#mobile-menu.open {
    max-height: 500px;
    padding: 0;
}

/* ===== Button Hover Effects ===== */
a, button {
    -webkit-tap-highlight-color: transparent;
}

/* ===== Form Focus ===== */
input:focus, textarea:focus {
    outline: none;
}

/* ===== Selection ===== */
::selection {
    background: #d97706;
    color: #0a0f1e;
}

/* ===== Custom Scrollbar ===== */
::-webkit-scrollbar {
    width: 8px;
}

::-webkit-scrollbar-track {
    background: #0f172a;
}

::-webkit-scrollbar-thumb {
    background: #d97706;
    border-radius: 4px;
}

::-webkit-scrollbar-thumb:hover {
    background: #f59e0b;
}

/* ===== Mobile Responsive ===== */
@media (max-width: 767px) {
    .hero-shape {
        display: none !important;
    }

    .service-card {
        padding: 1.5rem;
    }

    #navbar .max-w-7xl {
        padding-left: 1rem;
        padding-right: 1rem;
    }

    nav .px-6 {
        padding-left: 1.5rem;
        padding-right: 1.5rem;
    }
}

/* ===== Print ===== */
@media print {
    #navbar, .hero-geo, .hero-shape {
        display: none !important;
    }

    body {
        color: #000;
        background: #fff;
    }
}