/* ROOT VARIABLE */
:root {
    --primary: #1e3a8a;
    --secondary: #f97316;
    --slate-gray: #64748b;
}

/* GLOBAL */
body {
    font-family: "Plus Jakarta Sans", sans-serif;
}

/* HERO */
.hero-pattern {
    background: linear-gradient(135deg, #1e3a8a 0%, #1e40af 100%);
    position: relative;
    overflow: hidden;
}

.mesh-gradient {
    position: absolute;
    inset: 0;
    background-image:
        radial-gradient(
            at 0% 0%,
            rgba(249, 115, 22, 0.15) 0px,
            transparent 50%
        ),
        radial-gradient(
            at 100% 0%,
            rgba(30, 58, 138, 0.4) 0px,
            transparent 50%
        ),
        radial-gradient(
            at 100% 100%,
            rgba(249, 115, 22, 0.1) 0px,
            transparent 50%
        );
    opacity: 0.6;
    pointer-events: none;
}

/* WAVE */
.abstract-wave {
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 100%;
    height: 120px;
    background-size: cover;
    background-repeat: no-repeat;
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='%23ffffff' d='M0,192L48,197.3C96,203,192,213,288,192C384,171,480,117,576,112C672,107,768,149,864,181.3C960,213,1056,235,1152,213.3C1248,192,1344,128,1392,96L1440,64L1440,320L0,320Z'/%3E%3C/svg%3E");
}

.dark .abstract-wave {
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 1440 320'%3E%3Cpath fill='%230f172a' d='M0,192L48,197.3C96,203,192,213,288,192C384,171,480,117,576,112C672,107,768,149,864,181.3C960,213,1056,235,1152,213.3C1248,192,1344,128,1392,96L1440,64L1440,320L0,320Z'/%3E%3C/svg%3E");
}

/* GLASS */
.glass-effect {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

/* NAV */
.glass-nav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 100;
    transition: all 0.5s ease;
}

.glass-nav.scrolled {
    background: rgba(255, 255, 255, 0.8);
    backdrop-filter: blur(12px);
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    padding: 1rem 0;
}

/* NAV TEXT SAAT SCROLL */
.glass-nav.scrolled .nav-link {
    color: #0f172a; /* slate-900 */
}

.glass-nav.scrolled .logo-text {
    color: var(--primary);
}

/* LOGIN BUTTON */
.login-btn {
    background: rgba(255, 255, 255, 0.2);
    color: #ffffff;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

/* LOGIN BUTTON SAAT SCROLL */
.glass-nav.scrolled .login-btn {
    background: var(--primary);
    color: #ffffff;
    border: none;
}

.login-btn:hover {
    opacity: 0.9;
    transform: translateY(-1px);
}

/* ANIMATION */
.reveal,
.scroll-animate {
    opacity: 0;
    transform: translateY(40px);
    transition: all 0.8s ease;
}

.reveal.active,
.scroll-animate.show {
    opacity: 1;
    transform: translateY(0);
}

.hover-lift {
    transition: transform 0.3s cubic-bezier(0.34, 1.56, 0.64, 1);
}
.hover-lift:hover {
    transform: translateY(-5px);
}