/* ==========================================
   1. CSS RESET & VARIABLES
   ========================================== */

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

:root {
    /* Colors */
    --primary-color: #4A90E2;
    --secondary-color: #2A9D8F;
    --accent-color: #E94B3C;
    --dark-color: #1A1A2E;
    --text-color: #2D3748;
    --text-light: #718096;
    --bg-light: #F7FAFC;
    --bg-white: #FFFFFF;
    --border-color: #E2E8F0;
    --success-color: #48BB78;
    --warning-color: #F4A261;
    
    /* Typography */
    --font-primary: 'Poppins', sans-serif;
    --font-heading: 'Playfair Display', serif;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 1.5rem;
    --spacing-lg: 2rem;
    --spacing-xl: 3rem;
    --spacing-xxl: 4rem;
    
    /* Border Radius */
    --radius-sm: 4px;
    --radius-md: 8px;
    --radius-lg: 12px;
    --radius-xl: 20px;
    
    /* Shadows */
    --shadow-sm: 0 2px 4px rgba(0, 0, 0, 0.05);
    --shadow-md: 0 4px 6px rgba(0, 0, 0, 0.07);
    --shadow-lg: 0 10px 15px rgba(0, 0, 0, 0.1);
    --shadow-xl: 0 20px 25px rgba(0, 0, 0, 0.15);
    
    /* Transitions */
    --transition-fast: 0.2s ease;
    --transition-base: 0.3s ease;
    --transition-slow: 0.5s ease;
    
    /* Container Max Width */
    --container-max-width: 1200px;
}

/* ==========================================
   2. GLOBAL STYLES
   ========================================== */

html {
    font-size: 16px;
    scroll-behavior: smooth;
}

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

.container {
    max-width: var(--container-max-width);
    margin: 0 auto;
    padding: 0 var(--spacing-md);
}

section {
    padding: var(--spacing-xxl) 0;
}

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

img {
    max-width: 100%;
    height: auto;
    display: block;
}

ul {
    list-style: none;
}

/* ==========================================
   3. TYPOGRAPHY
   ========================================== */

h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    line-height: 1.2;
    color: var(--dark-color);
    margin-bottom: var(--spacing-sm);
}

h1 {
    font-size: 3rem;
    font-family: var(--font-heading);
}

h2 {
    font-size: 2.5rem;
}

h3 {
    font-size: 1.75rem;
}

h4 {
    font-size: 1.5rem;
}

h5 {
    font-size: 1.25rem;
}

h6 {
    font-size: 1rem;
}

p {
    margin-bottom: var(--spacing-sm);
    color: var(--text-color);
}

.highlight {
    color: var(--primary-color);
    position: relative;
}

/* ==========================================
   4. HEADER & NAVIGATION
   ========================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    background-color: var(--bg-white);
    box-shadow: var(--shadow-sm);
    z-index: 1000;
    transition: var(--transition-base);
}

.navbar {
    padding: var(--spacing-sm) 0;
}

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

.logo {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--dark-color);
    display: flex;
    align-items: center;
}

.logo-text {
    color: var(--dark-color);
}

.logo-dot {
    color: var(--primary-color);
    font-size: 2rem;
    line-height: 1;
}

.nav-menu {
    display: flex;
    gap: var(--spacing-lg);
    align-items: center;
}

.nav-link {
    color: var(--text-color);
    font-weight: 500;
    padding: var(--spacing-xs) var(--spacing-sm);
    border-radius: var(--radius-sm);
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--primary-color);
}

.nav-link.active::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 50%;
    transform: translateX(-50%);
    width: 30px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

.hamburger {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: var(--spacing-xs);
}

.hamburger-line {
    width: 25px;
    height: 3px;
    background-color: var(--dark-color);
    border-radius: 2px;
    transition: var(--transition-base);
}

.hamburger.active .hamburger-line:nth-child(1) {
    transform: rotate(45deg) translate(8px, 6px);
}

.hamburger.active .hamburger-line:nth-child(2) {
    opacity: 0;
}

.hamburger.active .hamburger-line:nth-child(3) {
    transform: rotate(-45deg) translate(8px, -6px);
}

/* ==========================================
   5. HERO SECTION
   ========================================== */

.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding-top: 80px;
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-white) 100%);
    position: relative;
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: var(--spacing-xl);
    align-items: center;
}

.hero-text {
    animation: fadeInLeft 0.8s ease;
}

.hero-title {
    font-size: 3.5rem;
    margin-bottom: var(--spacing-md);
    line-height: 1.2;
}

.hero-subtitle {
    font-size: 1.5rem;
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: var(--spacing-lg);
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-lg);
}

/* Social Links - FIXED */
.social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.social-link {
    width: 45px;
    height: 45px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(74, 144, 226, 0.1); /* BERBEDA DARI BACKGROUND */
    border: 2px solid var(--primary-color);
    border-radius: var(--radius-md);
    color: var(--primary-color);
    font-size: 1.2rem;
    transition: var(--transition-base);
}

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

/* Hero Image - FIXED */
.hero-image {
    position: relative;
    animation: fadeInRight 0.8s ease;
    display: flex;
    justify-content: center;
    align-items: center;
}

.image-container {
    position: relative;
    z-index: 1;
    max-width: 500px;
    margin: 0 auto;
}

.profile-img {
    width: 100%;
    height: auto;
    max-width: 500px;
    border-radius: var(--radius-xl);
    box-shadow: var(--shadow-xl);
    display: block;
}

.image-decoration {
    position: absolute;
    width: calc(100% - 40px);
    height: calc(100% - 40px);
    border: 3px solid var(--primary-color);
    border-radius: var(--radius-xl);
    top: 20px;
    left: 20px;
    z-index: -1;
}

.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: var(--spacing-xs);
    color: var(--text-light);
    animation: bounce 2s infinite;
}

@keyframes bounce {
    0%, 100% {
        transform: translateX(-50%) translateY(0);
    }
    50% {
        transform: translateX(-50%) translateY(-10px);
    }
}

/* ==========================================
   6. BUTTONS
   ========================================== */

.btn {
    display: inline-flex;
    align-items: center;
    gap: var(--spacing-xs);
    padding: 12px 30px;
    border-radius: var(--radius-md);
    font-weight: 600;
    font-size: 1rem;
    cursor: pointer;
    border: 2px solid transparent;
    transition: var(--transition-base);
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: var(--bg-white);
}

.btn-primary:hover {
    background-color: #3A7BC8;
    transform: translateY(-2px);
    box-shadow: var(--shadow-lg);
}

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

.btn-outline:hover {
    background-color: var(--primary-color);
    color: var(--bg-white);
}

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

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

.btn-block {
    width: 100%;
    justify-content: center;
}

/* ==========================================
   7. SECTION HEADER
   ========================================== */

.section-header {
    text-align: center;
    margin-bottom: var(--spacing-xl);
}

.section-title {
    font-size: 2.5rem;
    margin-bottom: var(--spacing-sm);
    position: relative;
    display: inline-block;
}

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

.section-subtitle {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-top: var(--spacing-md);
}

/* ==========================================
   8. SKILLS SECTION
   ========================================== */

.skills {
    background-color: var(--bg-white);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: var(--spacing-lg);
}

.skill-card {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    text-align: center;
    transition: var(--transition-base);
}

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

.skill-icon {
    width: 80px;
    height: 80px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 2rem;
    color: var(--bg-white);
}

.skill-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.skill-description {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
    justify-content: center;
}

.tag {
    padding: 5px 15px;
    background-color: var(--bg-light);
    color: var(--primary-color);
    border-radius: var(--radius-lg);
    font-size: 0.85rem;
    font-weight: 500;
}

/* ==========================================
   9. PORTFOLIO HIGHLIGHTS SECTION
   ========================================== */

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

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.project-card {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

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

.project-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.project-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.project-card:hover .project-image img {
    transform: scale(1.1);
}

.project-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(74, 144, 226, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-base);
}

.project-card:hover .project-overlay {
    opacity: 1;
}

.project-link {
    width: 60px;
    height: 60px;
    background-color: var(--bg-white);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
}

.project-content {
    padding: var(--spacing-lg);
}

.project-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
}

.project-description {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

/* ==========================================
   10. PORTFOLIO PAGE STYLES - FIXED
   ========================================== */

.portfolio-section {
    background-color: var(--bg-light);
    padding: var(--spacing-xxl) 0;
}

.portfolio-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.portfolio-item {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
    opacity: 1;
    transform: scale(1);
}

.portfolio-item:hover {
    transform: translateY(-10px);
    box-shadow: var(--shadow-xl);
}

.portfolio-image {
    position: relative;
    overflow: hidden;
    height: 250px;
}

.portfolio-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.portfolio-item:hover .portfolio-image img {
    transform: scale(1.1);
}

.portfolio-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(74, 144, 226, 0.9);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition-base);
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-overlay-content {
    text-align: center;
}

.portfolio-overlay-title {
    color: var(--bg-white);
    margin-bottom: var(--spacing-xs);
    font-size: 1.25rem;
    font-weight: 600;
}

.portfolio-overlay-category {
    color: var(--bg-white);
    opacity: 0.9;
    margin-bottom: var(--spacing-md);
}

.portfolio-overlay-btn {
    width: 50px;
    height: 50px;
    background-color: var(--bg-white);
    border-radius: 50%;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.3rem;
    transition: var(--transition-base);
}

.portfolio-overlay-btn:hover {
    transform: scale(1.1);
}

.portfolio-info {
    padding: var(--spacing-lg);
}

.portfolio-title {
    font-size: 1.5rem;
    margin-bottom: var(--spacing-sm);
    color: var(--dark-color);
}

.portfolio-description {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
    line-height: 1.6;
}

.portfolio-tags {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

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

/* ==========================================
   11. CTA SECTION
   ========================================== */

.cta {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    color: var(--bg-white);
    text-align: center;
}

.cta-content {
    max-width: 700px;
    margin: 0 auto;
}

.cta-title {
    font-size: 2.5rem;
    color: var(--bg-white);
    margin-bottom: var(--spacing-md);
}

.cta-description {
    font-size: 1.2rem;
    color: var(--bg-white);
    margin-bottom: var(--spacing-lg);
    opacity: 0.95;
}

/* ==========================================
   12. FOOTER
   ========================================== */

.footer {
    background-color: var(--dark-color);
    color: var(--bg-light);
    padding: var(--spacing-xl) 0 var(--spacing-md);
}

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

.footer-title {
    color: var(--bg-white);
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
}

.footer-description {
    color: var(--text-light);
    margin-bottom: var(--spacing-md);
}

.footer-social {
    display: flex;
    gap: var(--spacing-sm);
}

.footer-social-link {
    width: 40px;
    height: 40px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: rgba(255, 255, 255, 0.1);
    border-radius: var(--radius-md);
    color: var(--bg-light);
    transition: var(--transition-base);
}

.footer-social-link:hover {
    background-color: var(--primary-color);
    transform: translateY(-3px);
}

.footer-links li,
.footer-contact li {
    margin-bottom: var(--spacing-xs);
}

.footer-links a,
.footer-contact a {
    color: var(--text-light);
    transition: var(--transition-base);
}

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

.footer-contact i {
    margin-right: var(--spacing-xs);
    color: var(--primary-color);
}

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

/* ==========================================
   13. PAGE HEADER
   ========================================== */

.page-header {
    padding-top: 120px;
    padding-bottom: var(--spacing-xl);
    background: linear-gradient(135deg, var(--bg-light) 0%, var(--bg-white) 100%);
    text-align: center;
}

.page-title {
    font-size: 3rem;
    margin-bottom: var(--spacing-sm);
}

.page-subtitle {
    font-size: 1.2rem;
    color: var(--text-light);
}

/* ==========================================
   14. ABOUT PAGE STYLES
   ========================================== */

.about-intro {
    background-color: var(--bg-white);
}

.about-content {
    display: grid;
    grid-template-columns: 1fr 2fr;
    gap: var(--spacing-xl);
    align-items: start;
}

.about-image {
    position: sticky;
    top: 100px;
}

.about-img {
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-lg);
    max-width: 100%;
    height: auto;
}

.about-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.about-description {
    margin-bottom: var(--spacing-md);
    line-height: 1.8;
}

.personal-info {
    margin: var(--spacing-lg) 0;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: var(--spacing-md);
}

.info-item {
    display: flex;
    gap: var(--spacing-sm);
}

.info-item i {
    color: var(--primary-color);
    font-size: 1.2rem;
    margin-top: 3px;
}

.info-label {
    font-weight: 600;
    display: block;
    margin-bottom: 2px;
}

.info-value {
    color: var(--text-light);
    display: block;
}

/* Education Timeline */
.education {
    background-color: var(--bg-light);
}

.timeline {
    max-width: 800px;
    margin: 0 auto;
    position: relative;
    padding-left: 50px;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 20px;
    top: 0;
    height: 100%;
    width: 3px;
    background-color: var(--primary-color);
}

.timeline-item {
    position: relative;
    margin-bottom: var(--spacing-xl);
}

.timeline-marker {
    position: absolute;
    left: -38px;
    top: 0;
    width: 20px;
    height: 20px;
    background-color: var(--primary-color);
    border: 4px solid var(--bg-white);
    border-radius: 50%;
    box-shadow: var(--shadow-md);
}

.timeline-content {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.timeline-date {
    display: inline-block;
    padding: 5px 15px;
    background-color: var(--primary-color);
    color: var(--bg-white);
    border-radius: var(--radius-lg);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.timeline-title {
    margin-bottom: var(--spacing-xs);
}

.timeline-institution {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: var(--spacing-sm);
}

.timeline-description {
    color: var(--text-light);
}

/* Skills Detail */
.skills-detail {
    background-color: var(--bg-white);
}

.skills-container {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(350px, 1fr));
    gap: var(--spacing-xl);
}

.skill-category {
    background-color: var(--bg-light);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
}

.skill-category-title {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
    margin-bottom: var(--spacing-lg);
    color: var(--primary-color);
}

.skill-bar {
    margin-bottom: var(--spacing-md);
}

.skill-info {
    display: flex;
    justify-content: space-between;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
}

.skill-progress {
    height: 12px;
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
}

.skill-progress-bar {
    height: 100%;
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-lg);
    transition: width 1s ease;
}

/* Hobbies */
.hobbies {
    background-color: var(--bg-light);
}

.hobbies-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: var(--spacing-lg);
}

.hobby-card {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    text-align: center;
    box-shadow: var(--shadow-md);
    transition: var(--transition-base);
}

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

.hobby-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto var(--spacing-md);
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.8rem;
    color: var(--bg-white);
}

.hobby-title {
    margin-bottom: var(--spacing-sm);
}

.hobby-description {
    color: var(--text-light);
}

/* ==========================================
   15. BLOG PAGE STYLES
   ========================================== */

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

.blog-layout {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: var(--spacing-xl);
}

.blog-card {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
    transition: var(--transition-base);
}

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

.blog-image {
    position: relative;
    height: 300px;
    overflow: hidden;
}

.blog-image img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    transition: var(--transition-slow);
}

.blog-card:hover .blog-image img {
    transform: scale(1.1);
}

.blog-category {
    position: absolute;
    top: 20px;
    left: 20px;
    padding: 8px 20px;
    background-color: var(--primary-color);
    color: var(--bg-white);
    border-radius: var(--radius-lg);
    font-size: 0.85rem;
    font-weight: 600;
}

.blog-content {
    padding: var(--spacing-lg);
}

.blog-meta {
    display: flex;
    gap: var(--spacing-md);
    margin-bottom: var(--spacing-md);
    color: var(--text-light);
    font-size: 0.9rem;
}

.blog-meta i {
    margin-right: 5px;
}

.blog-title a {
    color: var(--dark-color);
    transition: var(--transition-base);
}

.blog-title a:hover {
    color: var(--primary-color);
}

.blog-excerpt {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-md);
}

.blog-footer {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-top: var(--spacing-md);
    border-top: 1px solid var(--border-color);
}

.blog-author {
    display: flex;
    align-items: center;
    gap: var(--spacing-sm);
}

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

.blog-author-name {
    font-weight: 600;
    color: var(--dark-color);
}

.blog-read-more {
    color: var(--primary-color);
    font-weight: 600;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: var(--transition-base);
}

.blog-read-more:hover {
    gap: 10px;
}

/* Blog Sidebar */
.blog-sidebar {
    position: sticky;
    top: 100px;
    height: fit-content;
}

.sidebar-widget {
    background-color: var(--bg-white);
    padding: var(--spacing-lg);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    margin-bottom: var(--spacing-lg);
}

.sidebar-title {
    font-size: 1.25rem;
    margin-bottom: var(--spacing-md);
    padding-bottom: var(--spacing-sm);
    border-bottom: 2px solid var(--primary-color);
}

.search-form {
    display: flex;
    gap: var(--spacing-xs);
}

.search-input {
    flex: 1;
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 0.95rem;
}

.search-btn {
    padding: 12px 20px;
    background-color: var(--primary-color);
    color: var(--bg-white);
    border: none;
    border-radius: var(--radius-md);
    cursor: pointer;
    transition: var(--transition-base);
}

.search-btn:hover {
    background-color: #3A7BC8;
}

.category-list {
    list-style: none;
}

.category-item {
    margin-bottom: var(--spacing-xs);
}

.category-item a {
    display: flex;
    justify-content: space-between;
    padding: var(--spacing-xs);
    border-radius: var(--radius-sm);
    transition: var(--transition-base);
}

.category-item a:hover {
    background-color: var(--bg-light);
    padding-left: var(--spacing-sm);
}

.category-count {
    background-color: var(--primary-color);
    color: var(--bg-white);
    padding: 2px 8px;
    border-radius: var(--radius-lg);
    font-size: 0.8rem;
}

.popular-posts {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-md);
}

.popular-post {
    display: flex;
    gap: var(--spacing-sm);
}

.popular-post-image img {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-md);
    object-fit: cover;
}

.popular-post-title a {
    font-size: 0.95rem;
    font-weight: 600;
    color: var(--dark-color);
    line-height: 1.4;
    display: block;
    margin-bottom: var(--spacing-xs);
    transition: var(--transition-base);
}

.popular-post-title a:hover {
    color: var(--primary-color);
}

.popular-post-date {
    font-size: 0.85rem;
    color: var(--text-light);
}

.tag-cloud {
    display: flex;
    flex-wrap: wrap;
    gap: var(--spacing-xs);
}

.tag-cloud-item {
    padding: 8px 15px;
    background-color: var(--bg-light);
    color: var(--text-color);
    border-radius: var(--radius-lg);
    font-size: 0.85rem;
    transition: var(--transition-base);
}

.tag-cloud-item:hover {
    background-color: var(--primary-color);
    color: var(--bg-white);
}

/* Newsletter */
.newsletter {
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    padding: var(--spacing-xl) 0;
}

.newsletter-content {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: var(--spacing-xl);
}

.newsletter-title {
    color: var(--bg-white);
    font-size: 2rem;
    margin-bottom: var(--spacing-xs);
}

.newsletter-description {
    color: var(--bg-white);
    opacity: 0.95;
}

.newsletter-form {
    display: flex;
    gap: var(--spacing-sm);
    flex: 1;
    max-width: 500px;
}

.newsletter-input {
    flex: 1;
    padding: 15px;
    border: none;
    border-radius: var(--radius-md);
    font-size: 1rem;
}

/* ==========================================
   16. CONTACT PAGE STYLES
   ========================================== */

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

.contact-layout {
    display: grid;
    grid-template-columns: 1fr 1.5fr;
    gap: var(--spacing-xl);
}

.contact-info {
    background-color: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
    height: fit-content;
}

.contact-info-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-md);
}

.contact-info-description {
    color: var(--text-light);
    line-height: 1.8;
    margin-bottom: var(--spacing-lg);
}

.contact-details {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-lg);
    margin-bottom: var(--spacing-xl);
}

.contact-detail-item {
    display: flex;
    gap: var(--spacing-md);
}

.contact-detail-icon {
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
    border-radius: var(--radius-md);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--bg-white);
    font-size: 1.3rem;
    flex-shrink: 0;
}

.contact-detail-title {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-xs);
}

.contact-detail-link {
    color: var(--primary-color);
    font-weight: 600;
    transition: var(--transition-base);
}

.contact-detail-link:hover {
    text-decoration: underline;
}

.contact-detail-text {
    color: var(--text-light);
    line-height: 1.8;
}

.contact-social-title {
    font-size: 1.1rem;
    margin-bottom: var(--spacing-md);
}

.contact-social-links {
    display: flex;
    gap: var(--spacing-sm);
}

.contact-social-link {
    width: 50px;
    height: 50px;
    display: flex;
    align-items: center;
    justify-content: center;
    background-color: var(--bg-light);
    border-radius: var(--radius-md);
    color: var(--text-color);
    font-size: 1.3rem;
    transition: var(--transition-base);
}

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

/* Contact Form */
.contact-form-container {
    background-color: var(--bg-white);
    padding: var(--spacing-xl);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-md);
}

.contact-form-title {
    font-size: 2rem;
    margin-bottom: var(--spacing-lg);
}

.form-group {
    margin-bottom: var(--spacing-md);
}

.form-label {
    display: block;
    margin-bottom: var(--spacing-xs);
    font-weight: 600;
    color: var(--dark-color);
}

.required {
    color: var(--accent-color);
}

.form-input,
.form-textarea {
    width: 100%;
    padding: 12px 15px;
    border: 2px solid var(--border-color);
    border-radius: var(--radius-md);
    font-size: 1rem;
    font-family: var(--font-primary);
    transition: var(--transition-base);
}

.form-input:focus,
.form-textarea:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.1);
}

.form-textarea {
    resize: vertical;
    min-height: 150px;
}

.form-response {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    border-radius: var(--radius-md);
    display: none;
}

.form-response.success {
    background-color: #D4EDDA;
    color: #155724;
    border: 1px solid #C3E6CB;
    display: block;
}

.form-response.error {
    background-color: #F8D7DA;
    color: #721C24;
    border: 1px solid #F5C6CB;
    display: block;
}

/* Map Section */
.map-section {
    padding: var(--spacing-xl) 0 0;
}

.map-container {
    margin-top: var(--spacing-lg);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
}

/* FAQ Section */
.faq-section {
    background-color: var(--bg-light);
}

.faq-container {
    max-width: 800px;
    margin: 0 auto;
}

.faq-item {
    background-color: var(--bg-white);
    border-radius: var(--radius-lg);
    margin-bottom: var(--spacing-md);
    box-shadow: var(--shadow-sm);
    overflow: hidden;
}

.faq-question {
    width: 100%;
    padding: var(--spacing-md) var(--spacing-lg);
    background-color: transparent;
    border: none;
    display: flex;
    justify-content: space-between;
    align-items: center;
    cursor: pointer;
    font-size: 1.1rem;
    font-weight: 600;
    color: var(--dark-color);
    text-align: left;
    transition: var(--transition-base);
}

.faq-question:hover {
    color: var(--primary-color);
}

.faq-question i {
    color: var(--primary-color);
    transition: var(--transition-base);
}

.faq-item.active .faq-question i {
    transform: rotate(180deg);
}

.faq-answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease;
}

.faq-item.active .faq-answer {
    max-height: 500px;
}

.faq-answer p {
    padding: 0 var(--spacing-lg) var(--spacing-lg);
    color: var(--text-light);
    line-height: 1.8;
}

/* ==========================================
   17. ANIMATIONS
   ========================================== */

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

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

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

/* ==========================================
   18. UTILITIES
   ========================================== */

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

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

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

.mt-1 { margin-top: var(--spacing-xs); }
.mt-2 { margin-top: var(--spacing-sm); }
.mt-3 { margin-top: var(--spacing-md); }
.mt-4 { margin-top: var(--spacing-lg); }

.mb-1 { margin-bottom: var(--spacing-xs); }
.mb-2 { margin-bottom: var(--spacing-sm); }
.mb-3 { margin-bottom: var(--spacing-md); }
.mb-4 { margin-bottom: var(--spacing-lg); }

.hidden {
    display: none;
}

/* ==========================================
   19. RESPONSIVE DESIGN
   ========================================== */

/* Tablet (768px - 1024px) */
@media screen and (max-width: 1024px) {
    :root {
        --spacing-xl: 2.5rem;
        --spacing-xxl: 3rem;
    }
    
    .hero-title {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .hero-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .portfolio-grid {
        grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
        gap: var(--spacing-md);
    }
    
    /* About Page Responsive */
    .about-content {
        grid-template-columns: 1fr;
    }
    
    .about-image {
        position: relative;
        top: 0;
        max-width: 400px;
        margin: 0 auto;
    }
    
    .personal-info {
        grid-template-columns: 1fr;
    }
    
    .timeline {
        padding-left: 30px;
    }
    
    .timeline::before {
        left: 10px;
    }
    
    .timeline-marker {
        left: -28px;
        width: 15px;
        height: 15px;
    }
    
    .skills-container {
        grid-template-columns: 1fr;
    }
    
    .hobbies-grid {
        grid-template-columns: 1fr;
    }
    
    /* Blog Page Responsive */
    .blog-layout {
        grid-template-columns: 1fr;
    }
    
    .blog-sidebar {
        position: relative;
        top: 0;
    }
    
    .blog-image {
        height: 200px;
    }
    
    .blog-footer {
        flex-direction: column;
        align-items: flex-start;
        gap: var(--spacing-sm);
    }
    
    .newsletter-content {
        flex-direction: column;
        text-align: center;
    }
    
    .newsletter-form {
        max-width: 100%;
    }
    
    /* Contact Page Responsive */
    .contact-layout {
        grid-template-columns: 1fr;
    }
    
    .contact-info,
    .contact-form-container {
        padding: var(--spacing-lg);
    }
    
    .newsletter-form {
        flex-direction: column;
    }
    
    .newsletter-input {
        width: 100%;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    /* FAQ */
    .faq-question {
        font-size: 1rem;
        padding: var(--spacing-sm) var(--spacing-md);
    }
    
    .faq-answer p {
        padding: 0 var(--spacing-md) var(--spacing-md);
    }
}

/* Mobile (max-width: 768px) */
@media screen and (max-width: 768px) {
    :root {
        --spacing-md: 1rem;
        --spacing-lg: 1.5rem;
        --spacing-xl: 2rem;
        --spacing-xxl: 2.5rem;
    }
    
    h1 {
        font-size: 2rem;
    }
    
    h2 {
        font-size: 1.75rem;
    }
    
    h3 {
        font-size: 1.5rem;
    }
    
    /* Navigation */
    .nav-menu {
        position: fixed;
        top: 70px;
        left: -100%;
        width: 100%;
        height: calc(100vh - 70px);
        background-color: var(--bg-white);
        flex-direction: column;
        align-items: flex-start;
        padding: var(--spacing-lg);
        box-shadow: var(--shadow-lg);
        transition: var(--transition-base);
        gap: 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-item {
        width: 100%;
        border-bottom: 1px solid var(--border-color);
    }
    
    .nav-link {
        display: block;
        padding: var(--spacing-md) 0;
        width: 100%;
    }
    
    .hamburger {
        display: flex;
    }
    
    /* Hero Section */
    .hero {
        min-height: auto;
        padding: 100px 0 var(--spacing-xl);
    }
    
    .hero-title {
        font-size: 2rem;
    }
    
    .hero-subtitle {
        font-size: 1.2rem;
    }
    
    .hero-description {
        font-size: 1rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        justify-content: center;
    }
    
    .image-decoration {
        top: 10px;
        left: 10px;
        width: calc(100% - 20px);
        height: calc(100% - 20px);
    }
    
    .scroll-down {
        display: none;
    }
    
    /* Page Header */
    .page-title {
        font-size: 2rem;
    }
    
    .page-subtitle {
        font-size: 1rem;
    }
    
    /* Skills Grid */
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    /* Projects Grid */
    .projects-grid,
    .portfolio-grid {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
    
    .portfolio-image {
        height: 200px;
    }
    
    /* Footer */
    .footer-content {
        grid-template-columns: 1fr;
        gap: var(--spacing-lg);
    }
}

/* Small Mobile (max-width: 480px) */
@media screen and (max-width: 480px) {
    .container {
        padding: 0 var(--spacing-sm);
    }
    
    .hero-title {
        font-size: 1.75rem;
    }
    
    .section-title {
        font-size: 1.5rem;
    }
    
    .cta-title {
        font-size: 1.75rem;
    }
    
    .portfolio-info {
        padding: var(--spacing-md);
    }
    
    .portfolio-title {
        font-size: 1.25rem;
    }
    
    .contact-info,
    .contact-form-container {
        padding: var(--spacing-lg);
    }
    
    .social-link,
    .footer-social-link {
        width: 40px;
        height: 40px;
        font-size: 1rem;
    }
}