/* ============================================
   JAGOAN KOMPUTER - MAIN STYLESHEET
   Theme: Professional Dark Blue
   ============================================ */

:root {
    --primary-dark: #001f4d;
    --primary-blue: #0a3a7a;
    --secondary-blue: #1e5ba8;
    --accent-purple: #7c3aed;
    --accent-pink: #ec4899;
    --text-light: #ffffff;
    --text-gray: #d1d5db;
    --text-dark: #1f2937;
    --bg-light: #f9fafb;
    --border-color: #e5e7eb;
    --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.1);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
}

/* ============================================
   GLOBAL STYLES
   ============================================ */

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    line-height: 1.6;
    color: var(--text-dark);
    background-color: #ffffff;
}

/* ============================================
   TYPOGRAPHY
   ============================================ */

h1, h2, h3, h4, h5, h6 {
    font-weight: 700;
    line-height: 1.2;
    margin-bottom: 1rem;
}

h1 {
    font-size: 3rem;
    color: var(--text-light);
}

h2 {
    font-size: 2.25rem;
    color: var(--primary-dark);
}

h3 {
    font-size: 1.5rem;
    color: var(--primary-dark);
}

p {
    margin-bottom: 1rem;
    font-size: 1rem;
    line-height: 1.8;
}

a {
    color: var(--secondary-blue);
    text-decoration: none;
    transition: color 0.3s ease;
}

a:hover {
    color: var(--accent-purple);
}

/* ============================================
   CONTAINER & LAYOUT
   ============================================ */

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.section {
    padding: 80px 0;
}

.section-light {
    background-color: var(--bg-light);
}

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

.section-dark h2,
.section-dark h3 {
    color: var(--text-light);
}

/* ============================================
   HEADER & NAVIGATION
   ============================================ */

header {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-blue) 100%);
    color: var(--text-light);
    padding: 15px 0;
    position: fixed;
    width: 100%;
    top: 0;
    z-index: 1000;
    box-shadow: var(--shadow-md);
}

.header-top {
    background-color: #0066cc;
    color: var(--text-light);
    padding: 10px 0;
    font-size: 0.9rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.header-top-left,
.header-top-right {
    display: flex;
    gap: 30px;
}

.header-top-item {
    display: flex;
    align-items: center;
    gap: 8px;
}

.header-top-item a {
    color: var(--text-light);
}

.header-top-item a:hover {
    color: #ffeb3b;
}

.navbar {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 0;
}

.logo {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--text-light);
    display: flex;
    align-items: center;
    gap: 10px;
}

.logo-icon {
    width: 40px;
    height: 40px;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    border-radius: 8px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: 700;
    color: var(--text-light);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 30px;
}

.nav-menu a {
    color: var(--text-light);
    font-weight: 500;
    transition: all 0.3s ease;
    position: relative;
}

.nav-menu a:hover,
.nav-menu a.active {
    color: var(--accent-pink);
}

.nav-menu a::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--accent-pink);
    transition: width 0.3s ease;
}

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

.cta-button {
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    color: var(--text-light);
    padding: 10px 25px;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
}

.cta-button:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   HERO SECTION
   ============================================ */

.hero {
    background: linear-gradient(135deg, var(--primary-dark) 0%, var(--primary-blue) 100%);
    background-image: url('../images/hero/tech-background.jpg');
    background-size: cover;
    background-position: center;
    background-attachment: fixed;
    color: var(--text-light);
    padding: 200px 0 150px;
    margin-top: 80px;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: rgba(0, 31, 77, 0.85);
    z-index: 1;
}

.hero-content {
    position: relative;
    z-index: 2;
    text-align: center;
}

.hero h1 {
    font-size: 3.5rem;
    margin-bottom: 20px;
    line-height: 1.2;
    animation: fadeInDown 0.8s ease;
}

.hero-subtitle {
    font-size: 1.3rem;
    margin-bottom: 40px;
    color: var(--text-gray);
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
    animation: fadeInUp 0.8s ease;
}

.hero-buttons {
    display: flex;
    gap: 20px;
    justify-content: center;
    flex-wrap: wrap;
    animation: fadeInUp 1s ease;
}

.btn-primary {
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    color: var(--text-light);
    padding: 15px 40px;
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    border: none;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: var(--shadow-md);
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: var(--shadow-lg);
}

.btn-secondary {
    background: transparent;
    color: var(--text-light);
    padding: 15px 40px;
    border: 2px solid var(--text-light);
    border-radius: 50px;
    font-weight: 600;
    font-size: 1.1rem;
    cursor: pointer;
    transition: all 0.3s ease;
    display: flex;
    align-items: center;
    gap: 10px;
}

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

/* ============================================
   SERVICES SECTION
   ============================================ */

.services-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.service-card {
    background: var(--text-light);
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow-md);
    transition: all 0.3s ease;
    border-top: 4px solid var(--secondary-blue);
}

.service-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-lg);
    border-top-color: var(--accent-purple);
}

.service-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    margin-bottom: 20px;
}

.service-card h3 {
    margin-bottom: 15px;
    color: var(--primary-dark);
}

.service-card p {
    color: var(--text-gray);
    margin-bottom: 20px;
}

.service-card ul {
    list-style: none;
    margin-bottom: 20px;
}

.service-card li {
    padding: 8px 0;
    color: var(--text-gray);
    border-bottom: 1px solid var(--border-color);
}

.service-card li:last-child {
    border-bottom: none;
}

.service-card li::before {
    content: '✓ ';
    color: var(--accent-purple);
    font-weight: 700;
    margin-right: 8px;
}

/* ============================================
   FEATURES SECTION
   ============================================ */

.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-top: 50px;
}

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

.feature-icon {
    width: 80px;
    height: 80px;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2.5rem;
    margin: 0 auto 20px;
    color: var(--text-light);
}

.feature-item h3 {
    margin-bottom: 15px;
    color: var(--primary-dark);
}

.feature-item p {
    color: var(--text-gray);
}

/* ============================================
   TESTIMONIALS SECTION
   ============================================ */

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.testimonial-card {
    background: var(--text-light);
    border-radius: 10px;
    padding: 30px;
    box-shadow: var(--shadow-md);
    border-left: 4px solid var(--accent-purple);
}

.testimonial-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
}

.testimonial-avatar {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--text-light);
    font-weight: 700;
    font-size: 1.5rem;
}

.testimonial-info h4 {
    margin: 0;
    color: var(--primary-dark);
}

.testimonial-info p {
    margin: 0;
    color: var(--text-gray);
    font-size: 0.9rem;
}

.testimonial-rating {
    color: #fbbf24;
    margin-bottom: 15px;
}

.testimonial-text {
    color: var(--text-gray);
    font-style: italic;
}

/* ============================================
   PRICING SECTION
   ============================================ */

.pricing-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 30px;
    margin-top: 50px;
}

.pricing-card {
    background: var(--text-light);
    border-radius: 10px;
    padding: 40px 30px;
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.pricing-card:hover {
    border-color: var(--accent-purple);
    transform: translateY(-5px);
}

.pricing-card.featured {
    background: linear-gradient(135deg, var(--primary-dark), var(--primary-blue));
    color: var(--text-light);
    transform: scale(1.05);
}

.pricing-card h3 {
    color: var(--primary-dark);
    margin-bottom: 20px;
}

.pricing-card.featured h3 {
    color: var(--text-light);
}

.price {
    font-size: 2.5rem;
    font-weight: 700;
    color: var(--accent-purple);
    margin: 20px 0;
}

.pricing-card.featured .price {
    color: var(--accent-pink);
}

.pricing-features {
    list-style: none;
    margin: 30px 0;
    text-align: left;
}

.pricing-features li {
    padding: 12px 0;
    border-bottom: 1px solid var(--border-color);
    color: var(--text-gray);
}

.pricing-card.featured .pricing-features li {
    border-bottom-color: rgba(255, 255, 255, 0.1);
    color: var(--text-light);
}

.pricing-features li::before {
    content: '✓ ';
    color: var(--accent-purple);
    font-weight: 700;
    margin-right: 10px;
}

.pricing-card.featured .pricing-features li::before {
    color: var(--accent-pink);
}

/* ============================================
   CONTACT SECTION
   ============================================ */

.contact-info {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 30px;
    margin-bottom: 50px;
}

.contact-item {
    background: var(--bg-light);
    padding: 30px;
    border-radius: 10px;
    text-align: center;
}

.contact-item-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    margin: 0 auto 20px;
    color: var(--text-light);
}

.contact-item h3 {
    margin-bottom: 10px;
}

.contact-item p {
    margin: 0;
    color: var(--text-gray);
}

.contact-item a {
    color: var(--secondary-blue);
    font-weight: 600;
}

.contact-form {
    background: var(--bg-light);
    padding: 40px;
    border-radius: 10px;
    max-width: 600px;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-weight: 600;
    color: var(--primary-dark);
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 5px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--accent-purple);
    box-shadow: 0 0 0 3px rgba(124, 58, 237, 0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.form-submit {
    width: 100%;
    background: linear-gradient(135deg, var(--accent-purple), var(--accent-pink));
    color: var(--text-light);
    padding: 12px;
    border: none;
    border-radius: 5px;
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.form-submit:hover {
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

/* ============================================
   FOOTER
   ============================================ */

footer {
    background: var(--primary-dark);
    color: var(--text-light);
    padding: 50px 0 20px;
}

.footer-content {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 40px;
    margin-bottom: 40px;
}

.footer-section h3 {
    color: var(--text-light);
    margin-bottom: 20px;
}

.footer-section p,
.footer-section a {
    color: var(--text-gray);
    margin-bottom: 10px;
    display: block;
}

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

.footer-links {
    list-style: none;
}

.footer-links li {
    margin-bottom: 10px;
}

.footer-links a {
    display: inline;
}

.social-links {
    display: flex;
    gap: 15px;
    margin-top: 20px;
}

.social-links a {
    width: 40px;
    height: 40px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: all 0.3s ease;
}

.social-links a:hover {
    background: var(--accent-purple);
    color: var(--text-light);
}

.footer-bottom {
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    padding-top: 20px;
    text-align: center;
    color: var(--text-gray);
}

/* ============================================
   FLOATING WHATSAPP BUTTON
   ============================================ */

.whatsapp-float {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, #25d366, #128c7e);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--text-light);
    text-decoration: none;
    box-shadow: var(--shadow-lg);
    transition: all 0.3s ease;
    z-index: 999;
    animation: pulse 2s infinite;
}

.whatsapp-float:hover {
    transform: scale(1.1);
    animation: none;
}

@keyframes pulse {
    0%, 100% {
        box-shadow: 0 0 0 0 rgba(37, 211, 102, 0.7);
    }
    50% {
        box-shadow: 0 0 0 10px rgba(37, 211, 102, 0);
    }
}

/* ============================================
   ANIMATIONS
   ============================================ */

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

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

@keyframes slideInLeft {
    from {
        opacity: 0;
        transform: translateX(-50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

@keyframes slideInRight {
    from {
        opacity: 0;
        transform: translateX(50px);
    }
    to {
        opacity: 1;
        transform: translateX(0);
    }
}

/* ============================================
   UTILITY CLASSES
   ============================================ */

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

.text-right {
    text-align: right;
}

.mt-20 {
    margin-top: 20px;
}

.mt-40 {
    margin-top: 40px;
}

.mb-20 {
    margin-bottom: 20px;
}

.mb-40 {
    margin-bottom: 40px;
}

.hidden {
    display: none;
}

.visible {
    display: block;
}