/* 
   WAKINDRA Research & Publishing 
   Premium CSS Styles 
*/

:root {
    --primary: #0A192F; /* Deep Navy from logo */
    --primary-light: #172a45;
    --accent: #F4B400; /* Gold/Yellow from logo */
    --accent-hover: #d49c00;
    --text-main: #334155;
    --text-muted: #64748b;
    --text-light: #f8fafc;
    --bg-main: #ffffff;
    --bg-alt: #f1f5f9;
    --font-main: 'Plus Jakarta Sans', sans-serif;
    --shadow-sm: 0 4px 6px -1px rgb(0 0 0 / 0.1), 0 2px 4px -2px rgb(0 0 0 / 0.1);
    --shadow-md: 0 10px 15px -3px rgb(0 0 0 / 0.1), 0 4px 6px -4px rgb(0 0 0 / 0.1);
    --shadow-lg: 0 20px 25px -5px rgb(0 0 0 / 0.1), 0 8px 10px -6px rgb(0 0 0 / 0.1);
    --radius-md: 12px;
    --radius-lg: 24px;
    --transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-main);
    color: var(--text-main);
    background-color: var(--bg-main);
    line-height: 1.6;
    overflow-x: hidden;
}

h1, h2, h3, h4 {
    color: var(--primary);
    line-height: 1.2;
    font-weight: 700;
}

p {
    margin-bottom: 1rem;
}

a {
    text-decoration: none;
    color: inherit;
    transition: var(--transition);
}

ul {
    list-style: none;
}

.container {
    width: 100%;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 2rem;
}

.section-padding {
    padding: 6rem 0;
}

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

.section-header h2 {
    font-size: 2.5rem;
    margin-bottom: 1rem;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 4px;
    background-color: var(--accent);
    border-radius: 2px;
}

.section-header p {
    color: var(--text-muted);
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto;
}

/* Buttons */
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1.5rem;
    border-radius: 8px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: none;
    transition: var(--transition);
}

.btn-sm {
    padding: 0.5rem 1rem;
    font-size: 0.875rem;
}

.btn-lg {
    padding: 1rem 2rem;
    font-size: 1.125rem;
}

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

.btn-primary:hover {
    background-color: var(--primary-light);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

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

.btn-secondary:hover {
    background-color: var(--accent-hover);
    transform: translateY(-2px);
    box-shadow: var(--shadow-md);
}

.btn-outline {
    background-color: transparent;
    border: 2px solid var(--primary);
    color: var(--primary);
}

.btn-outline:hover {
    background-color: var(--primary);
    color: var(--text-light);
}

/* Navbar */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    padding: 1rem 0;
    transition: var(--transition);
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.navbar.scrolled {
    padding: 0.75rem 0;
    box-shadow: var(--shadow-sm);
}

.nav-container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--primary);
    display: flex;
    align-items: center;
    gap: 0.5rem;
    letter-spacing: -0.5px;
}

.logo-w {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 40px;
    height: 40px;
    background: var(--primary);
    color: var(--accent);
    border-radius: 8px;
    font-size: 1.75rem;
    font-family: serif;
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 2rem;
}

.nav-links a:not(.btn) {
    font-weight: 500;
    color: var(--text-main);
    position: relative;
}

.nav-links a:not(.btn):hover {
    color: var(--primary);
}

.nav-links a:not(.btn)::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--accent);
    transition: var(--transition);
}

.nav-links a:not(.btn):hover::after {
    width: 100%;
}

.mobile-menu-btn {
    display: none;
    font-size: 1.5rem;
    cursor: pointer;
    color: var(--primary);
}

.mobile-nav {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    width: 100%;
    background-color: var(--bg-main);
    padding: 1rem 2rem 2rem;
    box-shadow: var(--shadow-md);
    border-top: 1px solid rgba(0,0,0,0.05);
}

.mobile-nav.active {
    display: flex;
}

.mobile-nav a {
    padding: 1rem 0;
    font-weight: 600;
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

/* Hero Section */
.hero {
    padding: 12rem 0 6rem;
    background: linear-gradient(135deg, var(--bg-alt) 0%, #ffffff 100%);
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: -10%;
    right: -5%;
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, rgba(244,180,0,0.1) 0%, rgba(255,255,255,0) 70%);
    border-radius: 50%;
    z-index: 0;
}

.hero-container {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-content {
    max-width: 600px;
}

.badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    background-color: rgba(10, 25, 47, 0.05);
    color: var(--primary);
    border-radius: 50px;
    font-size: 0.875rem;
    font-weight: 600;
    margin-bottom: 1.5rem;
    border: 1px solid rgba(10, 25, 47, 0.1);
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 1.5rem;
    letter-spacing: -1px;
}

.hero .highlight {
    color: transparent;
    -webkit-text-stroke: 1px var(--primary);
    position: relative;
    display: inline-block;
}
.hero .highlight::before {
    content: 'Publikasi Ilmiah';
    position: absolute;
    left: 0;
    top: 0;
    color: var(--primary);
    width: 0%;
    overflow: hidden;
    animation: textFill 3s ease-in-out forwards 1s;
}

@keyframes textFill {
    to { width: 100%; }
}

.hero p {
    font-size: 1.125rem;
    color: var(--text-muted);
    margin-bottom: 2.5rem;
}

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

.hero-image {
    position: relative;
}

.image-placeholder {
    width: 100%;
    height: 500px;
    background: linear-gradient(45deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-lg);
    position: relative;
    box-shadow: var(--shadow-lg);
    display: flex;
    align-items: center;
    justify-content: center;
}


.glass-card {
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
    border-radius: var(--radius-md);
    padding: 1rem 1.5rem;
    color: white;
    display: flex;
    align-items: center;
    gap: 1rem;
    position: absolute;
    z-index: 2;
    box-shadow: 0 8px 32px 0 rgba(0, 0, 0, 0.2);
}

.glass-card i {
    font-size: 2.5rem;
}

.glass-card h4 {
    color: white;
    font-size: 1.25rem;
    margin-bottom: 0.2rem;
}

.glass-card p {
    margin: 0;
    font-size: 0.875rem;
    opacity: 0.8;
}

.stat-1 {
    top: 10%;
    left: -10%;
    animation: float 6s ease-in-out infinite;
}

.stat-2 {
    bottom: 10%;
    right: -10%;
    animation: float 6s ease-in-out infinite reverse;
}

@keyframes float {
    0% { transform: translateY(0px); }
    50% { transform: translateY(-20px); }
    100% { transform: translateY(0px); }
}

.blob {
    position: absolute;
    border-radius: 50%;
    filter: blur(40px);
    opacity: 0.5;
}

.blob-1 {
    width: 200px;
    height: 200px;
    background: var(--accent);
    top: -50px;
    left: -50px;
}

.blob-2 {
    width: 150px;
    height: 150px;
    background: #4ade80;
    bottom: -20px;
    right: -20px;
}

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

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 2rem;
}

.service-card {
    background: var(--bg-main);
    border: 1px solid rgba(0,0,0,0.05);
    border-radius: var(--radius-lg);
    padding: 3rem 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.service-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
    border-color: rgba(0,0,0,0.1);
}

.service-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 4px;
    background: var(--primary);
    transform: scaleX(0);
    transform-origin: left;
    transition: transform 0.4s ease;
}

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

.service-icon {
    width: 70px;
    height: 70px;
    background: var(--bg-alt);
    border-radius: 20px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    color: var(--primary);
    margin-bottom: 2rem;
    transition: var(--transition);
}

.service-card:hover .service-icon {
    background: var(--primary);
    color: var(--text-light);
    transform: rotateY(180deg);
}

.service-card h3 {
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.service-card p {
    color: var(--text-muted);
    margin-bottom: 2rem;
}

.service-features li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 0.75rem;
    color: var(--text-main);
    font-weight: 500;
}

.service-features i {
    color: var(--accent);
    font-size: 1.25rem;
}

/* Values Section */
.values {
    background-color: var(--primary);
    color: var(--text-light);
    position: relative;
}

.values .section-header h2,
.values .section-header p {
    color: var(--text-light);
}

.values-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    text-align: center;
}

.value-card {
    padding: 2rem;
}

.value-icon {
    width: 80px;
    height: 80px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: var(--accent);
    margin: 0 auto 1.5rem;
    transition: var(--transition);
}

.value-card:hover .value-icon {
    background: var(--accent);
    color: var(--primary);
    transform: scale(1.1);
}

.value-card h3 {
    color: var(--text-light);
    font-size: 1.5rem;
    margin-bottom: 1rem;
}

.value-card p {
    color: rgba(255, 255, 255, 0.8);
    font-size: 1rem;
}

/* CTA Section */
.cta-section {
    background-color: var(--bg-main);
}

.cta-box {
    background: linear-gradient(45deg, var(--primary) 0%, var(--primary-light) 100%);
    border-radius: var(--radius-lg);
    padding: 5rem 2rem;
    text-align: center;
    color: white;
    box-shadow: var(--shadow-lg);
    position: relative;
    overflow: hidden;
}

.cta-box::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -10%;
    width: 300px;
    height: 300px;
    background: radial-gradient(circle, rgba(244,180,0,0.2) 0%, rgba(255,255,255,0) 70%);
    border-radius: 50%;
}

.cta-box h2 {
    color: white;
    font-size: 2.5rem;
    margin-bottom: 1.5rem;
    position: relative;
    z-index: 1;
}

.cta-box p {
    font-size: 1.125rem;
    max-width: 600px;
    margin: 0 auto 2.5rem;
    opacity: 0.9;
    position: relative;
    z-index: 1;
}

/* Footer */
.footer {
    background-color: #050d1a;
    color: rgba(255, 255, 255, 0.7);
    padding-top: 5rem;
}

.footer-container {
    display: grid;
    grid-template-columns: 2fr 1fr 1fr;
    gap: 4rem;
    margin-bottom: 3rem;
}

.footer-brand .logo {
    color: white;
    margin-bottom: 1.5rem;
    display: inline-flex;
}

.footer-desc {
    max-width: 300px;
}

.footer h4 {
    color: white;
    font-size: 1.25rem;
    margin-bottom: 1.5rem;
}

.footer-links ul li {
    margin-bottom: 0.75rem;
}

.footer-links a:hover {
    color: var(--accent);
    padding-left: 5px;
}

.footer-contact ul li {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-bottom: 1rem;
}

.footer-contact i {
    font-size: 1.5rem;
    color: var(--accent);
}

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

.footer-bottom {
    border-top: 1px solid rgba(255,255,255,0.1);
    padding: 1.5rem 0;
    text-align: center;
    font-size: 0.875rem;
}

/* Animations */
.reveal-up {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s cubic-bezier(0.5, 0, 0, 1);
}

.reveal-up.active {
    opacity: 1;
    transform: translateY(0);
}

/* Packages Section */
.packages {
    background-color: var(--bg-alt);
}

.packages-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 1.5rem;
}

.package-card {
    background: var(--bg-main);
    border-radius: var(--radius-lg);
    padding: 2.5rem 2rem;
    text-align: center;
    box-shadow: var(--shadow-sm);
    transition: var(--transition);
    border: 1px solid rgba(0,0,0,0.05);
    display: flex;
    flex-direction: column;
}

.package-card:hover {
    box-shadow: var(--shadow-lg);
    transform: translateY(-5px);
}

.package-logo {
    height: 80px;
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 1.5rem;
    border-radius: var(--radius-md);
    background-color: var(--bg-main);
    box-shadow: 0 2px 10px rgba(0,0,0,0.05);
    padding: 10px;
}

.package-title {
    color: #e53e3e; /* Red color matching the screenshot */
    font-size: 1.5rem;
    margin-bottom: 2rem;
    min-height: 100px;
}

.package-features {
    text-align: left;
    margin-bottom: 2rem;
    flex-grow: 1;
}

.package-features li {
    margin-bottom: 0.75rem;
    color: var(--text-main);
    padding-left: 1.5rem;
    position: relative;
    font-weight: 500;
}

.package-features li::before {
    content: '';
    position: absolute;
    left: 0;
    top: 8px;
    width: 6px;
    height: 6px;
    border-radius: 50%;
    background-color: var(--text-muted);
}

.btn-full {
    width: 100%;
}

/* Responsive */
@media (max-width: 992px) {
    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }
    
    .hero-content {
        margin: 0 auto;
    }
    
    .hero-cta {
        justify-content: center;
    }
    
    .stat-1 {
        left: 0;
    }
    
    .stat-2 {
        right: 0;
    }
    
    .footer-container {
        grid-template-columns: 1fr 1fr;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }
    
    .mobile-menu-btn {
        display: block;
    }
    
    .hero h1 {
        font-size: 2.5rem;
    }
    
    .section-header h2 {
        font-size: 2rem;
    }
    
    .footer-container {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
}