/* Modern Portfolio Styles - Enhanced Version dengan Project Slider */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&family=JetBrains+Mono:wght@400;500&display=swap');

/* CSS Variables for Dark/Light Mode */
:root {
    --primary-bg: #0a0a0a;
    --secondary-bg: #1a1a1a;
    --accent-color: #00d4aa;
    --accent-gradient: linear-gradient(135deg, #00d4aa 0%, #00a8e8 100%);
    --text-primary: #ffffff;
    --text-secondary: #b3b3b3;
    --glass-bg: rgba(255, 255, 255, 0.05);
    --glass-border: rgba(255, 255, 255, 0.1);
    --shadow-primary: 0 8px 32px rgba(0, 212, 170, 0.3);
    --shadow-secondary: 0 4px 16px rgba(0, 0, 0, 0.1);
    --transition: all 0.4s cubic-bezier(0.23, 1, 0.320, 1);
}

/* Light mode variables */
[data-theme="light"] {
    --primary-bg: #ffffff;
    --secondary-bg: #f8fafc;
    --text-primary: #1a1a1a;
    --text-secondary: #64748b;
    --glass-bg: rgba(255, 255, 255, 0.8);
    --glass-border: rgba(0, 0, 0, 0.1);
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background: var(--primary-bg);
    color: var(--text-primary);
    overflow-x: hidden;
    line-height: 1.6;
}

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

::-webkit-scrollbar-track {
    background: var(--secondary-bg);
}

::-webkit-scrollbar-thumb {
    background: var(--accent-gradient);
    border-radius: 10px;
}

/* Modern Glassmorphism Navbar */
.navbar {
    backdrop-filter: blur(20px);
    background: var(--glass-bg) !important;
    border-bottom: 1px solid var(--glass-border);
    transition: var(--transition);
    padding: 1rem 0;
}

.navbar-brand .logo {
    font-family: 'JetBrains Mono', monospace;
    font-size: 1.8rem;
    font-weight: 700;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
}

.nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
    margin: 0 0.5rem;
}

.nav-link:hover,
.nav-link.active {
    color: var(--accent-color) !important;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--accent-gradient);
    border-radius: 2px;
    transition: var(--transition);
    transform: translateX(-50%);
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 80%;
}

/* Hero Section - DIPERBAIKI UNTUK CENTERING */
.jumbotron {
    background: var(--primary-bg);
    min-height: 100vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    position: relative;
    overflow: hidden;
    padding: 0;
}

.jumbotron::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: radial-gradient(circle at 30% 40%, rgba(0, 212, 170, 0.1) 0%, transparent 50%),
                radial-gradient(circle at 80% 10%, rgba(0, 168, 232, 0.1) 0%, transparent 50%);
    z-index: -1;
}

/* Container untuk perfect centering */
.jumbotron .container {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    padding: 2rem 1rem;
}

/* Hero content wrapper untuk better positioning */
.hero-content {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    text-align: center;
    gap: 1rem;
    max-width: 800px;
    width: 100%;
}

.hero-image {
    width: 200px;
    height: 200px;
    border-radius: 50%;
    border: 4px solid transparent;
    background: var(--accent-gradient);
    padding: 4px;
    transition: var(--transition);
    animation: float 6s ease-in-out infinite;
    flex-shrink: 0;
}

.hero-image img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
}

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

.hero-title {
    font-size: clamp(2.5rem, 6vw, 3.5rem);
    font-weight: 800;
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    letter-spacing: -0.02em;
    line-height: 1.1;
    margin: 0;
}

.hero-subtitle {
    font-size: clamp(1rem, 3vw, 1.25rem);
    color: var(--text-secondary);
    font-weight: 500;
    line-height: 1.4;
    margin: 0;
}

/* Hero actions positioning */
.hero-actions {
    display: flex;
    gap: 1rem;
    flex-wrap: wrap;
    justify-content: center;
    margin-top: 1rem;
    width: 100%;
}

/* Modern Cards */
.modern-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 20px;
    padding: 2rem;
    transition: var(--transition);
    height: 100%;
}

.modern-card:hover {
    transform: translateY(-8px);
    box-shadow: var(--shadow-primary);
    border-color: var(--accent-color);
}

/* Skills Section */
.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.skill-category h5 {
    color: var(--accent-color);
    font-weight: 600;
    margin-bottom: 1rem;
    font-size: 1.1rem;
}

.skills-badge {
    display: inline-block;
    padding: 0.5rem 1rem;
    margin: 0.25rem;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50px;
    color: var(--text-primary);
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition);
    backdrop-filter: blur(10px);
}

.skills-badge:hover {
    background: var(--accent-color);
    color: var(--primary-bg);
    transform: translateY(-2px);
}

/* ===== PROJECT SLIDER STYLES ===== */

/* Projects Slider Container */
.projects-slider-container {
    position: relative;
    max-width: 1200px;
    margin: 0 auto;
    padding: 2rem 0;
}

/* Slider Navigation Buttons */
.slider-navigation {
    position: absolute;
    top: 50%;
    width: 100%;
    display: flex;
    justify-content: space-between;
    z-index: 10;
    pointer-events: none;
    padding: 0 2rem;
    transform: translateY(-50%);
}

.slider-btn {
    width: 56px;
    height: 56px;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-primary);
    font-size: 1.5rem;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: var(--transition);
    pointer-events: auto;
    opacity: 0.8;
}

.slider-btn:hover {
    background: var(--accent-color);
    border-color: var(--accent-color);
    transform: scale(1.1);
    opacity: 1;
    box-shadow: var(--shadow-primary);
}

.slider-btn:disabled {
    opacity: 0.3;
    cursor: not-allowed;
}

.slider-btn:disabled:hover {
    background: var(--glass-bg);
    border-color: var(--glass-border);
    transform: none;
}

/* Swiper Container */
.projects-swiper {
    width: 100%;
    padding: 2rem 0 4rem 0;
    overflow: hidden;
}

.projects-swiper .swiper-slide {
    height: auto;
    display: flex;
    align-items: stretch;
}

/* Project Cards dalam Slider */
.projects-swiper .project-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 2rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    width: 100%;
    height: 100%;
    min-height: 500px;
}

.projects-swiper .project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(0, 212, 170, 0.1), transparent);
    transition: left 0.8s ease;
}

.projects-swiper .project-card:hover::before {
    left: 100%;
}

.projects-swiper .project-card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-primary);
    border-color: var(--accent-color);
}

/* Project Image Container */
.project-image-container {
    position: relative;
    overflow: hidden;
    border-radius: 16px;
    height: 300px;
}

.project-image {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition);
    border-radius: 16px;
}

.project-image:hover {
    transform: scale(1.05);
}

.project-content h3 {
    color: var(--text-primary);
    font-weight: 700;
    margin-bottom: 1rem;
    font-size: 1.5rem;
}

.project-content p {
    color: var(--text-secondary);
    margin-bottom: 1.5rem;
    line-height: 1.7;
    font-size: 0.95rem;
}

.author-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.author-image {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    border: 2px solid var(--accent-color);
}

.author-text {
    font-size: 0.9rem;
    color: var(--text-secondary);
}

/* Swiper Pagination */
.projects-swiper .swiper-pagination {
    bottom: 0;
    position: relative;
    display: flex;
    justify-content: center;
    gap: 0.5rem;
    margin-top: 2rem;
}

.projects-swiper .swiper-pagination-bullet {
    width: 12px;
    height: 12px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    opacity: 0.6;
    border-radius: 50%;
    cursor: pointer;
    transition: var(--transition);
}

.projects-swiper .swiper-pagination-bullet-active {
    background: var(--accent-color);
    border-color: var(--accent-color);
    opacity: 1;
    transform: scale(1.2);
}

/* Project Counter */
.project-counter {
    position: absolute;
    bottom: 1rem;
    right: 2rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
    font-family: 'JetBrains Mono', monospace;
    font-size: 1rem;
    color: var(--text-secondary);
    z-index: 10;
}

.project-counter .current-project {
    color: var(--accent-color);
    font-weight: 700;
    font-size: 1.2rem;
}

.project-counter .separator {
    color: var(--text-secondary);
}

.project-counter .total-projects {
    color: var(--text-secondary);
    opacity: 0.7;
}

/* Contact Section */
.contact-card {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border);
    border-radius: 24px;
    padding: 3rem;
    text-align: center;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: conic-gradient(from 0deg at 50% 50%, var(--accent-color), transparent, var(--accent-color));
    animation: rotate 4s linear infinite;
    opacity: 0.1;
}

@keyframes rotate {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.contact-card:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-primary);
}

.modern-btn {
    background: var(--accent-gradient);
    border: none;
    border-radius: 50px;
    padding: 1rem 2rem;
    color: white;
    font-weight: 600;
    text-decoration: none;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: var(--transition);
    position: relative;
    overflow: hidden;
    margin: 0.5rem;
}

.modern-btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.2), transparent);
    transition: left 0.5s ease;
}

.modern-btn:hover::before {
    left: 100%;
}

.modern-btn:hover {
    transform: translateY(-3px);
    box-shadow: 0 8px 25px rgba(0, 212, 170, 0.4);
    color: white;
    text-decoration: none;
}

/* Footer */
.modern-footer {
    background: var(--secondary-bg);
    border-top: 1px solid var(--glass-border);
    padding: 2rem 0;
    text-align: center;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 1rem;
    margin-bottom: 1rem;
}

.social-link {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 48px;
    height: 48px;
    background: var(--glass-bg);
    border: 1px solid var(--glass-border);
    border-radius: 50%;
    color: var(--text-secondary);
    font-size: 1.25rem;
    transition: var(--transition);
    text-decoration: none;
}

.social-link:hover {
    background: var(--accent-color);
    color: white;
    transform: translateY(-3px);
    box-shadow: var(--shadow-primary);
}

/* Dark Mode Toggle */
.theme-toggle {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    width: 56px;
    height: 56px;
    background: var(--accent-gradient);
    border: none;
    border-radius: 50%;
    color: white;
    font-size: 1.25rem;
    cursor: pointer;
    transition: var(--transition);
    z-index: 1000;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: var(--shadow-primary);
}

.theme-toggle:hover {
    transform: scale(1.1);
}

/* Loading Animation */
.loading-screen {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: var(--primary-bg);
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 9999;
    opacity: 1;
    transition: opacity 0.5s ease;
}

.loading-spinner {
    width: 50px;
    height: 50px;
    border: 3px solid var(--glass-border);
    border-top: 3px solid var(--accent-color);
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Smooth transitions for sections */
section {
    opacity: 0;
    transform: translateY(30px);
    transition: all 0.8s ease;
}

section.animate-in {
    opacity: 1;
    transform: translateY(0);
}

/* Modern Waves */
.wave-divider {
    width: 100%;
    overflow: hidden;
    line-height: 0;
}

.wave-divider svg {
    position: relative;
    display: block;
    width: calc(100% + 1.3px);
    height: 80px;
}

.wave-divider .shape-fill {
    fill: var(--secondary-bg);
}

/* Project Badge Styling */
.project-badge .badge {
    background: var(--glass-bg) !important;
    color: var(--text-primary) !important;
    border: 1px solid var(--glass-border);
    backdrop-filter: blur(10px);
}

.project-badge .badge.bg-primary {
    background: rgba(0, 123, 255, 0.2) !important;
    border-color: rgba(0, 123, 255, 0.3);
}

.project-badge .badge.bg-success {
    background: rgba(25, 135, 84, 0.2) !important;
    border-color: rgba(25, 135, 84, 0.3);
}

.project-badge .badge.bg-info {
    background: rgba(13, 202, 240, 0.2) !important;
    border-color: rgba(13, 202, 240, 0.3);
}

.project-badge .badge.bg-warning {
    background: rgba(255, 193, 7, 0.2) !important;
    border-color: rgba(255, 193, 7, 0.3);
}

.project-badge .badge.bg-danger {
    background: rgba(220, 53, 69, 0.2) !important;
    border-color: rgba(220, 53, 69, 0.3);
}

.project-badge .badge.bg-secondary {
    background: rgba(108, 117, 125, 0.2) !important;
    border-color: rgba(108, 117, 125, 0.3);
}

/* Section titles styling */
.section-title {
    background: var(--accent-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-weight: 700;
    font-size: 2.5rem;
}

/* Responsive Design - DIPERBAIKI */
@media (max-width: 768px) {
    .jumbotron .container {
        padding: 1rem;
        min-height: calc(100vh - 80px);
    }

    .hero-content {
        gap: 0.75rem;
    }

    .hero-image {
        width: 160px;
        height: 160px;
    }

    .hero-title {
        font-size: clamp(2rem, 8vw, 2.5rem);
    }

    .hero-subtitle {
        font-size: clamp(0.9rem, 4vw, 1.1rem);
    }

    .hero-actions {
        flex-direction: column;
        align-items: center;
        gap: 0.75rem;
    }

    .modern-btn {
        width: 100%;
        max-width: 280px;
        justify-content: center;
    }

    .skills-grid {
        grid-template-columns: 1fr;
        gap: 1rem;
    }

    /* Mobile Slider Styles */
    .slider-navigation {
        display: none; /* Hide navigation arrows on mobile */
    }

    .projects-swiper .project-card {
        padding: 1.5rem;
        min-height: auto;
    }

    .project-image-container {
        height: 200px;
        margin-bottom: 1rem;
    }

    .projects-swiper .project-card .row {
        flex-direction: column;
    }

    .projects-swiper .project-card .col-lg-6 {
        width: 100%;
        order: unset !important;
    }

    .project-counter {
        position: relative;
        bottom: auto;
        right: auto;
        justify-content: center;
        margin-top: 1rem;
    }

    .contact-card {
        padding: 2rem;
    }
}

@media (max-width: 480px) {
    .jumbotron .container {
        padding: 0.5rem;
    }

    .hero-image {
        width: 140px;
        height: 140px;
    }

    .hero-content {
        gap: 0.5rem;
    }

    .modern-btn {
        padding: 0.8rem 1.5rem;
        font-size: 0.9rem;
    }

    .projects-swiper .project-card {
        padding: 1rem;
    }

    .project-image-container {
        height: 180px;
    }
}

/* Additional styling untuk perfect centering */
@media (min-height: 600px) {
    .jumbotron .container {
        min-height: calc(100vh - 80px);
    }
}

@media (min-height: 800px) {
    .jumbotron .container {
        min-height: 100vh;
    }
}

/* Ensure no extra spacing */
.hero-content > * {
    flex-shrink: 0;
}

/* Fix untuk navbar positioning */
.navbar.navbar-scrolled {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(25px);
    box-shadow: var(--shadow-secondary);
}

/* Keyboard Navigation Support */
.slider-btn:focus {
    outline: 2px solid var(--accent-color);
    outline-offset: 2px;
}

/* High Contrast Mode */
@media (prefers-contrast: high) {
    :root {
        --glass-bg: rgba(255, 255, 255, 0.1);
        --glass-border: rgba(255, 255, 255, 0.3);
    }
}

/* Reduced Motion */
@media (prefers-reduced-motion: reduce) {
    * {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}