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

body {
    font-family: 'Arial', sans-serif;
    line-height: 1.6;
    color: #333;
    overflow-x: hidden;
}

/* Custom Properties untuk Konsistensi Warna */
:root {
    --primary-color: #2c3e50;
    --secondary-color: #3498db;
    --accent-color: #e74c3c;
    --bg-gradient: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    --text-light: #ecf0f1;
    --text-dark: #2c3e50;
    --shadow: 0 10px 30px rgba(0,0,0,0.1);
}

/* Header Navigation */
header {
    position: fixed;
    top: 0;
    width: 100%;
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(10px);
    z-index: 1000;
    transition: all 0.3s ease;
    box-shadow: var(--shadow);
}

nav {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 5%;
    max-width: 1200px;
    margin: 0 auto;
}

.logo {
    display: flex;
    align-items: center;
    font-size: 1.5rem;
    font-weight: bold;
    color: var(--primary-color);
    text-decoration: none;
    transition: transform 0.3s ease;
}

.logo::before {
    content: "😊";
    margin-right: 0.5rem;
    font-size: 1.8rem;
    animation: bounce 2s infinite;
}

.logo:hover {
    transform: scale(1.05);
}

@keyframes bounce {
    0%, 20%, 50%, 80%, 100% {
        transform: translateY(0);
    }
    40% {
        transform: translateY(-10px);
    }
    60% {
        transform: translateY(-5px);
    }
}

.nav-links {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.nav-links a {
    text-decoration: none;
    color: var(--text-dark);
    font-weight: 500;
    position: relative;
    transition: color 0.3s ease;
}

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

.nav-links a:hover::after {
    width: 100%;
}

.cart {
    position: relative;
    color: var(--text-dark);
    text-decoration: none;
    font-weight: 500;
}

.contact-info {
    color: var(--text-dark);
    font-size: 0.9rem;
}

/* Hero Section */
.hero {
    min-height: 100vh;
    background: var(--bg-gradient);
    display: flex;
    align-items: center;
    padding: 0 5%;
    position: relative;
    overflow: hidden;
}

.hero::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: url('data:image/svg+xml,<svg xmlns="http://www.w3.org/2000/svg" viewBox="0 0 100 100"><defs><pattern id="grain" width="100" height="100" patternUnits="userSpaceOnUse"><circle cx="50" cy="50" r="1" fill="rgba(255,255,255,0.1)"/></pattern></defs><rect width="100" height="100" fill="url(%23grain)"/></svg>');
    opacity: 0.3;
}

.hero-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    z-index: 1;
    position: relative;
}

.hero-content {
    animation: slideInLeft 1s ease-out;
}

.hero-content h2 {
    font-size: 2rem;
    color: var(--text-light);
    margin-bottom: 1rem;
    opacity: 0.9;
    animation: fadeIn 1s ease-out 0.3s both;
    
}.hero-content h1 {
    font-size: 3.5rem;
    color: var(--text-light);
    line-height: 1.2;
    margin-bottom: 2rem;
    font-weight: 700;
    animation: fadeIn 1s ease-out 0.6s both;
}

.hero-content h1 span,
.hero-content h2 span {
    color: #ffd700;
    position: relative;
}

.hero-content h1 span::after,
.hero-content h2 span::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 100%;
    height: 3px;
    background: linear-gradient(90deg, #ffd700, #ff6b6b);
    animation: shimmer 2s infinite;
}

@keyframes shimmer {
    0% { transform: translateX(-100%); }
    100% { transform: translateX(100%); }
}

.cta-button {
    display: inline-block;
    padding: 1rem 2rem;
    background: rgba(255, 255, 255, 0.2);
    color: var(--text-light);
    text-decoration: none;
    border-radius: 50px;
    font-weight: 600;
    transition: all 0.3s ease;
    border: 2px solid rgba(255, 255, 255, 0.3);
    animation: fadeIn 1s ease-out 0.9s both;
    position: relative;
    overflow: hidden;
}

.cta-button::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;
}

.cta-button:hover::before {
    left: 100%;
}

.cta-button:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.2);
    background: rgba(255, 255, 255, 0.3);
}

.hero-image {
    text-align: center;
    animation: slideInRight 1s ease-out;
}

.profile-image {
    width: 400px;
    height: 400px;
    background: linear-gradient(45deg, #ff6b6b, #4ecdc4);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
    box-shadow: 0 20px 40px rgba(0,0,0,0.2);
    animation: float 3s ease-in-out infinite;
}

/* Foto dari folder images dengan nama jahim.jpg */
.profile-image.with-photo {
    background-image: url('images/jahim.jpg');
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
}

.profile-image::before {
    content: '👤';
    font-size: 8rem;
    color: white;
    z-index: 2;
}

/* Hide icon when using photo */
.profile-image.with-photo::before {
    display: none;
}

/* Style for IMG element approach */
.profile-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    z-index: 2;
    position: relative;
}

/* Hide the rotating stripes overlay when using photo */
.profile-image.with-photo::after {
    display: none;
}

.profile-image::after {
    content: '';
    position: absolute;
    top: -50%;
    left: -50%;
    width: 200%;
    height: 200%;
    background: repeating-linear-gradient(
        45deg,
        transparent,
        transparent 10px,
        rgba(255,255,255,0.1) 10px,
        rgba(255,255,255,0.1) 20px
    );
    animation: rotate 10s linear infinite;
}

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

@keyframes rotate {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

@keyframes slideInLeft {
    from { transform: translateX(-100px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes slideInRight {
    from { transform: translateX(100px); opacity: 0; }
    to { transform: translateX(0); opacity: 1; }
}

@keyframes fadeIn {
    from { opacity: 0; transform: translateY(20px); }
    to { opacity: 1; transform: translateY(0); }
}

/* Portfolio Section */
.portfolio {
    padding: 5rem 5%;
    background: #f8f9fa;
    position: relative;
}

.portfolio::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(180deg, rgba(102, 126, 234, 0.1) 0%, transparent 100%);
}

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

.section-title {
    text-align: center;
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 3rem;
    position: relative;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: -10px;
    left: 50%;
    transform: translateX(-50%);
    width: 100px;
    height: 3px;
    background: var(--secondary-color);
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
    justify-items: center;
}

.portfolio-item {
    background: white;
    border-radius: 15px;
    overflow: hidden;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    position: relative;
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
}

.portfolio-item::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
}

.portfolio-image {
    height: 200px;
    background: linear-gradient(45deg, #667eea, #764ba2);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 3rem;
    color: white;
    position: relative;
    overflow: hidden;
}

.portfolio-image::after {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
    transition: left 0.5s;
}

.portfolio-item:hover .portfolio-image::after {
    left: 100%;
}

.portfolio-content {
    padding: 1.5rem;
}

.portfolio-content h3 {
    font-size: 1.3rem;
    color: var(--primary-color);
    margin-bottom: 0.5rem;
}

.portfolio-content p {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
}

.portfolio-content a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    transition: all 0.3s ease;
    padding: 0.5rem 0;
    margin-top: 0.5rem;
}

.portfolio-content a:hover {
    color: var(--accent-color);
    transform: translateX(5px);
}

/* About Section */
.about {
    padding: 5rem 5%;
    background: white;
}

.about-container {
    max-width: 1200px;
    margin: 0 auto;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
}

.about-content h2 {
    font-size: 2.5rem;
    color: var(--primary-color);
    margin-bottom: 1rem;
}

.about-content p {
    color: #666;
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
}

.skills {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
    margin-top: 2rem;
}

.skill-tag {
    padding: 0.5rem 1rem;
    background: var(--secondary-color);
    color: white;
    border-radius: 25px;
    font-size: 0.9rem;
    transition: all 0.3s ease;
}

.skill-tag:hover {
    transform: scale(1.1);
    background: var(--accent-color);
}

.about-visual {
    display: flex;
    justify-content: center;
    align-items: center;
    position: relative;
}

.stats-circle {
    width: 300px;
    height: 300px;
    border: 10px solid var(--secondary-color);
    border-radius: 50%;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    position: relative;
    animation: pulse 2s infinite;
}

.stats-circle::before {
    content: '';
    position: absolute;
    top: -20px;
    left: -20px;
    right: -20px;
    bottom: -20px;
    border: 2px solid rgba(52, 152, 219, 0.3);
    border-radius: 50%;
    animation: rotate 10s linear infinite;
}

@keyframes pulse {
    0%, 100% { transform: scale(1); }
    50% { transform: scale(1.05); }
}

.stats-number {
    font-size: 3rem;
    font-weight: bold;
    color: var(--primary-color);
}

.stats-label {
    font-size: 1.2rem;
    color: #666;
    margin-top: 0.5rem;
}

/* Experience Section */
.experience {
    padding: 5rem 5%;
    background: #f8f9fa;
    position: relative;
}

.experience::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 100px;
    background: linear-gradient(180deg, rgba(52, 152, 219, 0.1) 0%, transparent 100%);
}

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

.timeline-wrapper {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.timeline-section {
    position: relative;
}

.timeline-header {
    font-size: 2rem;
    color: var(--primary-color);
    margin-bottom: 2rem;
    text-align: center;
    position: relative;
}

.timeline-header::after {
    content: '';
    position: absolute;
    bottom: -8px;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background: var(--secondary-color);
}

.timeline {
    position: relative;
    padding-left: 2rem;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(to bottom, var(--secondary-color), rgba(52, 152, 219, 0.3));
}

.timeline-item {
    position: relative;
    margin-bottom: 2.5rem;
    background: white;
    padding: 1.5rem;
    border-radius: 12px;
    box-shadow: var(--shadow);
    transition: all 0.3s ease;
    margin-left: 2rem;
}

.timeline-item:hover {
    transform: translateY(-3px);
    box-shadow: 0 15px 30px rgba(0,0,0,0.12);
}

.timeline-item::before {
    content: '';
    position: absolute;
    left: -3.5rem;
    top: 1.5rem;
    width: 16px;
    height: 16px;
    background: var(--secondary-color);
    border-radius: 50%;
    border: 3px solid white;
    box-shadow: 0 0 0 2px var(--secondary-color);
}

.timeline-item::after {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--secondary-color), var(--accent-color));
    border-radius: 12px 12px 0 0;
}

.timeline-date {
    color: var(--secondary-color);
    font-weight: 600;
    font-size: 0.85rem;
    margin-bottom: 0.4rem;
}

.timeline-title {
    font-size: 1.2rem;
    font-weight: 700;
    color: var(--primary-color);
    margin-bottom: 0.4rem;
}

.timeline-company {
    color: var(--accent-color);
    font-weight: 600;
    font-size: 1rem;
    margin-bottom: 0.3rem;
}

.timeline-location {
    color: #666;
    font-size: 0.85rem;
    margin-bottom: 0.8rem;
}

.timeline-description {
    color: #666;
    line-height: 1.6;
    margin-bottom: 1rem;
    font-size: 0.9rem;
}

.skills-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
}

.timeline-item .skill-tag {
    padding: 0.25rem 0.6rem;
    background: var(--secondary-color);
    color: white;
    border-radius: 15px;
    font-size: 0.75rem;
    font-weight: 500;
    transition: all 0.3s ease;
}

.timeline-item .skill-tag:hover {
    background: var(--accent-color);
    transform: scale(1.05);
}

/* Contact Section */
.contact {
    padding: 5rem 5%;
    background: linear-gradient(135deg, #f8f9fa 0%, #e9ecef 100%);
    position: relative;
}

.contact-container {
    max-width: 1200px;
    margin: 0 auto;
    text-align: center;
}

.contact-subtitle {
    font-size: 1.2rem;
    color: #666;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

.contact-content {
    margin-top: 3rem;
}

.contact-info {
    display: flex;
    flex-direction: column;
    gap: 2rem;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 1rem;
    padding: 1.5rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow);
    transition: transform 0.3s ease;
}

.contact-item:hover {
    transform: translateY(-5px);
}

.contact-icon {
    font-size: 2rem;
    padding: 1rem;
    background: var(--secondary-color);
    border-radius: 50%;
    color: white;
    display: flex;
    align-items: center;
    justify-content: center;
    min-width: 60px;
    height: 60px;
}

.contact-details {
    text-align: left;
}

.contact-details h3 {
    color: var(--primary-color);
    margin-bottom: 0.5rem;
    font-size: 1.1rem;
}

.contact-details a {
    color: var(--secondary-color);
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

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

.social-section h3 {
    color: var(--primary-color);
    margin-bottom: 2rem;
    font-size: 1.5rem;
    text-align: center;
}

.social-grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    grid-template-rows: repeat(2, 1fr);
    gap: 1.5rem;
    max-width: 1000px;
    margin: 0 auto;
}

.social-card {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 1rem;
    padding: 2rem 1rem;
    background: white;
    border-radius: 15px;
    box-shadow: var(--shadow);
    text-decoration: none;
    color: var(--text-dark);
    transition: all 0.3s ease;
    border: 2px solid transparent;
}

.social-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 20px 40px rgba(0,0,0,0.15);
    border-color: var(--secondary-color);
}

.social-icon {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: white;
    transition: transform 0.3s ease;
}

.social-card:hover .social-icon {
    transform: scale(1.1);
}

.contact-detail {
    font-size: 0.8rem;
    color: #666;
    margin-top: 0.5rem;
    font-weight: 400;
    opacity: 0.8;
}

.social-card:hover .contact-detail {
    color: var(--secondary-color);
    opacity: 1;
}

.social-icon.email { background: var(--accent-color); }
.social-icon.phone { background: #28a745; }
.social-icon.linkedin { background: #0077b5; }
.social-icon.github { background: #333; }
.social-icon.instagram { background: linear-gradient(45deg, #f09433, #e6683c, #dc2743, #cc2366, #bc1888); }
.social-icon.twitter { background: #1da1f2; }
.social-icon.telegram { background: #0088cc; }
.social-icon.cv { background: var(--accent-color); }

.cv-download {
    background: linear-gradient(135deg, var(--secondary-color), var(--accent-color));
    color: white;
}

.cv-download:hover {
    background: linear-gradient(135deg, var(--accent-color), var(--secondary-color));
}

/* Footer */
footer {
    background: var(--primary-color);
    color: var(--text-light);
    text-align: center;
    padding: 3rem 5%;
}

.footer-content {
    max-width: 1200px;
    margin: 0 auto;
}

.social-links {
    display: flex;
    justify-content: center;
    gap: 2rem;
    margin-bottom: 2rem;
}

.social-links a {
    color: var(--text-light);
    font-size: 1.5rem;
    transition: all 0.3s ease;
    padding: 1rem;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
}

.social-links a:hover {
    background: var(--secondary-color);
    transform: translateY(-5px);
}

/* Responsive Design */
@media (max-width: 1024px) and (min-width: 769px) {
    .social-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(4, 1fr);
        max-width: 600px;
    }
}

@media (max-width: 768px) {
    .nav-links {
        display: none;
    }

    .hero-container {
        grid-template-columns: 1fr;
        text-align: center;
    }

    .hero-content h1 {
        font-size: 2.5rem;
    }

    .profile-image {
        width: 250px;
        height: 250px;
    }

    .about-container {
        grid-template-columns: 1fr;
    }

    .portfolio-grid {
        grid-template-columns: 1fr;
    }

    .social-grid {
        grid-template-columns: repeat(2, 1fr);
        grid-template-rows: repeat(4, 1fr);
        max-width: 400px;
    }
}

/* Interactive Elements */
.floating-elements {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    pointer-events: none;
    z-index: -1;
}

.floating-elements::before,
.floating-elements::after {
    content: '';
    position: absolute;
    border-radius: 50%;
    background: rgba(52, 152, 219, 0.1);
    animation: float-random 15s infinite linear;
}

.floating-elements::before {
    width: 100px;
    height: 100px;
    top: 20%;
    left: 10%;
    animation-delay: -5s;
}

.floating-elements::after {
    width: 150px;
    height: 150px;
    top: 60%;
    right: 10%;
    animation-delay: -10s;
}

@keyframes float-random {
    0%, 100% { transform: translateY(0px) translateX(0px) rotate(0deg); }
    25% { transform: translateY(-100px) translateX(50px) rotate(90deg); }
    50% { transform: translateY(-50px) translateX(-50px) rotate(180deg); }
    75% { transform: translateY(-150px) translateX(25px) rotate(270deg); }
}