/* ==========================================================================
   DESIGN SYSTEM & GLOBAL STYLES
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;500;600;700&family=Inter:wght@300;400;500;600&display=swap');

:root {
    /* Color Palette */
    --bg-color: #FCFAF8;
    --card-bg: #FFFFFF;
    --primary-color: #8C3A1A;
    --primary-hover: #6E2C11;
    --primary-light: rgba(140, 58, 26, 0.1);
    --text-color: #2F2F2F;
    --text-secondary: #6D6D6D;
    --border-color: #EFE7E2;
    
    /* Shadows */
    --shadow-sm: 0 2px 10px rgba(47, 47, 47, 0.02);
    --shadow-md: 0 10px 30px rgba(47, 47, 47, 0.04), 0 2px 12px rgba(140, 58, 26, 0.05);
    --shadow-lg: 0 20px 40px rgba(47, 47, 47, 0.06), 0 4px 20px rgba(140, 58, 26, 0.08);
    
    /* Typography */
    --font-primary: 'Outfit', sans-serif;
    --font-secondary: 'Inter', sans-serif;
    
    /* Layout Constants */
    --max-width: 1140px;
    --header-height: 70px;
    --border-radius-sm: 8px;
    --border-radius-md: 16px;
    --border-radius-lg: 24px;
    
    /* Transitions */
    --transition-fast: 0.2s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-normal: 0.4s cubic-bezier(0.4, 0, 0.2, 1);
    --transition-slow: 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 20px);
}

body {
    background-color: var(--bg-color);
    background-image: 
        linear-gradient(var(--border-color) 1px, transparent 1px),
        linear-gradient(90deg, var(--border-color) 1px, transparent 1px);
    background-size: 32px 32px;
    font-family: var(--font-secondary);
    color: var(--text-color);
    line-height: 1.6;
    overflow-x: hidden;
    -webkit-font-smoothing: antialiased;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-primary);
    font-weight: 600;
    color: var(--text-color);
    line-height: 1.2;
}

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

ul {
    list-style: none;
}

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

button, input, textarea {
    font-family: inherit;
    border: none;
    outline: none;
}

/* Utilities / Layout Containers */
.container {
    width: 90%;
    max-width: var(--max-width);
    margin: 0 auto;
    padding: 0 15px;
}

.section {
    padding: 60px 0;
    position: relative;
}

.section-header {
    text-align: center;
    margin-bottom: 35px;
}

.section-tag {
    font-size: 0.85rem;
    font-weight: 600;
    letter-spacing: 2px;
    text-transform: uppercase;
    color: var(--primary-color);
    margin-bottom: 12px;
    display: inline-block;
    font-family: var(--font-primary);
}

.section-title {
    font-size: 2.25rem;
    font-weight: 700;
    position: relative;
    padding-bottom: 15px;
    display: inline-block;
}

.section-title::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%);
    width: 60px;
    height: 3px;
    background-color: var(--primary-color);
    border-radius: 2px;
}

/* Buttons */
.btn-group {
    display: flex;
    gap: 15px;
    flex-wrap: wrap;
}

.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    padding: 12px 28px;
    border-radius: 30px;
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 0.95rem;
    transition: var(--transition-fast);
    cursor: pointer;
    gap: 8px;
}

.btn-primary {
    background-color: #1F1F1F;
    color: #FFFFFF;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.15);
}

.btn-primary:hover {
    background-color: var(--primary-color);
    color: #FFFFFF;
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(140, 58, 26, 0.3);
}

.btn-secondary {
    background-color: transparent;
    color: var(--text-color);
    border: 1px solid var(--border-color);
    background-color: var(--card-bg);
}

.btn-secondary:hover {
    background-color: var(--border-color);
    transform: translateY(-2px);
}

.btn-outline {
    background-color: transparent;
    color: var(--text-color);
    border: 1px solid var(--primary-color);
}

.btn-outline:hover {
    background-color: var(--primary-color);
    color: #FFFFFF;
    transform: translateY(-2px);
}

/* Cards global */
.card {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    box-shadow: var(--shadow-sm);
    padding: 30px;
    transition: var(--transition-normal);
    position: relative;
    overflow: hidden;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: var(--shadow-md);
    border-color: rgba(232, 178, 152, 0.3);
}

/* ==========================================================================
   NAVIGATION BAR
   ========================================================================== */

.header {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: var(--header-height);
    background-color: rgba(252, 250, 248, 0.8);
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
    border-bottom: 1px solid transparent;
    z-index: 1000;
    transition: var(--transition-fast);
}

.header.scrolled {
    height: 60px;
    border-bottom: 1px solid var(--border-color);
    background-color: rgba(252, 250, 248, 0.95);
    box-shadow: var(--shadow-sm);
}

.header .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    height: 100%;
}

.logo {
    font-family: var(--font-primary);
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--text-color);
    letter-spacing: 0.5px;
    display: flex;
    align-items: center;
    gap: 8px;
}

.logo-dot {
    width: 8px;
    height: 8px;
    background-color: var(--primary-color);
    border-radius: 50%;
    display: inline-block;
}

.nav-menu {
    display: flex;
    align-items: center;
    gap: 24px;
}

.nav-link {
    font-family: var(--font-primary);
    font-weight: 500;
    font-size: 1rem;
    color: var(--text-secondary);
    position: relative;
    padding: 8px 0;
}

.nav-link:hover {
    color: var(--text-color);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--primary-color);
    transition: var(--transition-fast);
}

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

.nav-link.active {
    color: var(--text-color);
    font-weight: 600;
}

/* Hamburger Menu */
.hamburger {
    display: none;
    cursor: pointer;
    background: none;
    padding: 10px;
}

.bar {
    display: block;
    width: 25px;
    height: 2px;
    margin: 5px auto;
    background-color: var(--text-color);
    transition: var(--transition-fast);
}

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

.hero-section {
    padding-top: var(--header-height);
    padding-bottom: 30px;
}

.hero-grid {
    display: grid;
    grid-template-columns: 1.2fr 0.8fr;
    gap: 40px;
    align-items: center;
    min-height: auto;
    padding-top: 40px;
    padding-bottom: 40px;
}

.hero-content {
    display: flex;
    flex-direction: column;
    justify-content: center;
}

.hero-greeting {
    font-size: 1.1rem;
    font-weight: 500;
    color: var(--primary-color);
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-bottom: 12px;
}

.hero-name {
    font-size: 3.5rem;
    font-weight: 700;
    margin-bottom: 10px;
    letter-spacing: -1px;
}

.hero-title {
    font-size: 1.75rem;
    color: var(--text-secondary);
    margin-bottom: 24px;
    font-weight: 500;
    display: flex;
    align-items: center;
    gap: 8px;
}

.typing-cursor {
    display: inline-block;
    width: 2px;
    height: 1.3em;
    background-color: var(--primary-color);
    margin-left: 2px;
    animation: blink 0.8s infinite;
}

.hero-desc {
    font-size: 1.05rem;
    color: var(--text-secondary);
    margin-bottom: 40px;
    max-width: 580px;
}

.hero-img-container {
    display: flex;
    justify-content: center;
    align-items: center;
}

.hero-img-wrapper {
    position: relative;
    width: 320px;
    height: 320px;
}

.hero-img-wrapper::before {
    content: '';
    position: absolute;
    top: -10px;
    left: -10px;
    right: -10px;
    bottom: -10px;
    border-radius: 50%;
    border: 1px dashed var(--primary-color);
    animation: rotate 20s linear infinite;
    z-index: 1;
}

.profile-img {
    width: 100%;
    height: 100%;
    border-radius: 50%;
    object-fit: cover;
    border: 8px solid var(--card-bg);
    box-shadow: var(--shadow-lg);
    position: relative;
    z-index: 2;
    animation: float 6s ease-in-out infinite;
}

/* ==========================================================================
   SKILLS SECTION
   ========================================================================== */

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(320px, 1fr));
    gap: 30px;
}

.skills-card {
    display: flex;
    flex-direction: column;
}

.skills-card-header {
    display: flex;
    align-items: center;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border-color);
}

.skills-card-header i {
    font-size: 1.5rem;
    color: var(--primary-color);
    background-color: var(--primary-light);
    width: 44px;
    height: 44px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.skills-card-title {
    font-size: 1.2rem;
    font-weight: 600;
}

.skills-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: auto;
}

.skill-tag {
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    color: var(--text-color);
    padding: 8px 16px;
    border-radius: 20px;
    font-size: 0.9rem;
    font-weight: 500;
    transition: var(--transition-fast);
}

.skill-tag:hover {
    background-color: var(--primary-color);
    color: #FFFFFF;
    border-color: var(--primary-color);
    transform: translateY(-2px);
}

/* ==========================================================================
   PROJECTS SECTION
   ========================================================================== */

.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
    gap: 30px;
}

.project-card {
    height: 100%;
    display: flex;
    flex-direction: column;
    padding: 0;
}

.project-img-wrapper {
    position: relative;
    height: 200px;
    overflow: hidden;
    background-color: var(--primary-light);
    display: flex;
    align-items: center;
    justify-content: center;
    border-bottom: 1px solid var(--border-color);
}

.project-img-wrapper i {
    font-size: 4rem;
    color: var(--primary-color);
    opacity: 0.4;
    transition: var(--transition-normal);
}

.project-card:hover .project-img-wrapper i {
    transform: scale(1.1);
    opacity: 0.6;
}

.project-info {
    padding: 30px;
    display: flex;
    flex-direction: column;
    flex-grow: 1;
}

.project-name {
    font-size: 1.35rem;
    margin-bottom: 12px;
}

.project-desc {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 24px;
    flex-grow: 1;
}

.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-bottom: 20px;
}

.project-tag {
    font-size: 0.8rem;
    font-weight: 500;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    padding: 4px 12px;
    border-radius: 12px;
    color: var(--text-secondary);
}

.project-links {
    display: flex;
    gap: 15px;
    margin-top: auto;
}

.project-link {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    gap: 6px;
}

.project-link:hover {
    color: var(--primary-hover);
}

/* ==========================================================================
   INTERNSHIP SECTION
   ========================================================================== */

.internship-card {
    max-width: 800px;
    margin: 0 auto;
}

.intern-header {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    flex-wrap: wrap;
    gap: 15px;
    margin-bottom: 20px;
    padding-bottom: 15px;
    border-bottom: 1px solid var(--border-color);
}

.intern-role {
    font-size: 1.4rem;
    font-weight: 700;
}

.intern-company {
    font-size: 1.1rem;
    color: var(--primary-color);
    font-weight: 500;
    margin-top: 4px;
}

.intern-duration {
    font-size: 0.9rem;
    color: var(--text-secondary);
    background-color: var(--bg-color);
    padding: 6px 14px;
    border-radius: 20px;
    border: 1px solid var(--border-color);
    font-weight: 500;
}

.intern-body ul {
    margin-top: 15px;
}

.intern-body li {
    position: relative;
    padding-left: 20px;
    margin-bottom: 10px;
    color: var(--text-secondary);
    font-size: 0.95rem;
}

.intern-body li::before {
    content: '•';
    color: var(--primary-color);
    font-weight: bold;
    font-size: 1.2rem;
    position: absolute;
    left: 0;
    top: -2px;
}

.intern-tech {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: 20px;
}

/* ==========================================================================
   EDUCATION SECTION (Vertical Timeline)
   ========================================================================== */

.timeline {
    position: relative;
    max-width: 800px;
    margin: 0 auto;
    padding: 20px 0;
}

.timeline::after {
    content: '';
    position: absolute;
    width: 2px;
    background-color: var(--border-color);
    top: 0;
    bottom: 0;
    left: 50%;
    margin-left: -1px;
}

.timeline-item {
    position: relative;
    width: 50%;
    padding: 0 40px;
    margin-bottom: 40px;
}

.timeline-item:nth-child(odd) {
    left: 0;
    text-align: right;
}

.timeline-item:nth-child(even) {
    left: 50%;
}

.timeline-marker {
    position: absolute;
    width: 16px;
    height: 16px;
    border-radius: 50%;
    background-color: var(--primary-color);
    border: 4px solid var(--bg-color);
    top: 25px;
    z-index: 1;
    box-shadow: 0 0 0 4px var(--border-color);
}

.timeline-item:nth-child(odd) .timeline-marker {
    right: -8px;
}

.timeline-item:nth-child(even) .timeline-marker {
    left: -8px;
}

.timeline-content {
    background-color: var(--card-bg);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-md);
    padding: 24px;
    box-shadow: var(--shadow-sm);
    transition: var(--transition-normal);
}

.timeline-item:hover .timeline-content {
    transform: translateY(-3px);
    box-shadow: var(--shadow-md);
    border-color: rgba(232, 178, 152, 0.3);
}

.timeline-date {
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--primary-color);
    margin-bottom: 8px;
    font-family: var(--font-primary);
}

.timeline-degree {
    font-size: 1.15rem;
    font-weight: 700;
    margin-bottom: 4px;
}

.timeline-college {
    font-size: 0.95rem;
    color: var(--text-color);
    margin-bottom: 8px;
}

.timeline-grade {
    font-size: 0.9rem;
    color: var(--text-secondary);
    font-weight: 500;
    background-color: var(--bg-color);
    padding: 4px 10px;
    border-radius: 4px;
    display: inline-block;
}

/* ==========================================================================
   CERTIFICATIONS SECTION
   ========================================================================== */

.cert-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 24px;
}

.cert-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
}

.cert-icon {
    font-size: 1.8rem;
    color: var(--primary-color);
    background-color: var(--primary-light);
    width: 50px;
    height: 50px;
    border-radius: 12px;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.cert-info {
    flex-grow: 1;
}

.cert-title {
    font-size: 1.05rem;
    font-weight: 600;
    margin-bottom: 4px;
}

.cert-org {
    font-size: 0.85rem;
    color: var(--text-secondary);
}

/* ==========================================================================
   ABOUT PAGE EXTRAS
   ========================================================================== */

.about-grid {
    display: grid;
    grid-template-columns: 1.3fr 0.7fr;
    gap: 40px;
    margin-top: 40px;
}

.about-card {
    padding: 40px;
}

.about-intro-text {
    font-size: 1.1rem;
    color: var(--text-color);
    margin-bottom: 24px;
}

.about-paragraph {
    color: var(--text-secondary);
    margin-bottom: 20px;
    font-size: 0.98rem;
}

.about-side {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.qualities-card {
    padding: 30px;
}

.qualities-title {
    font-size: 1.25rem;
    margin-bottom: 20px;
    padding-bottom: 8px;
    border-bottom: 1px solid var(--border-color);
}

.qualities-list {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.quality-item {
    display: flex;
    align-items: center;
    gap: 12px;
}

.quality-item i {
    color: var(--primary-color);
    font-size: 1.1rem;
    background-color: var(--primary-light);
    width: 28px;
    height: 28px;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 50%;
}

.quality-text {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-color);
}

/* ==========================================================================
   CONTACT PAGE & FORM
   ========================================================================== */

.contact-grid {
    display: grid;
    grid-template-columns: 0.8fr 1.2fr;
    gap: 50px;
    margin-top: 40px;
}

.contact-info-panel {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.contact-info-card {
    display: flex;
    align-items: center;
    gap: 20px;
    padding: 24px;
}

.contact-info-icon {
    font-size: 1.5rem;
    color: var(--primary-color);
    background-color: var(--primary-light);
    width: 48px;
    height: 48px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
}

.contact-info-details h4 {
    font-size: 0.9rem;
    text-transform: uppercase;
    letter-spacing: 1px;
    color: var(--text-secondary);
    margin-bottom: 4px;
}

.contact-info-details p, .contact-info-details a {
    font-size: 1.05rem;
    font-weight: 500;
    color: var(--text-color);
    word-break: break-all;
}

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

.contact-form-card {
    padding: 40px;
}

.form-title {
    font-size: 1.5rem;
    margin-bottom: 24px;
}

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

.form-group.row {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.form-label {
    display: block;
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 8px;
    color: var(--text-color);
}

.form-control {
    width: 100%;
    padding: 12px 18px;
    background-color: var(--bg-color);
    border: 1px solid var(--border-color);
    border-radius: var(--border-radius-sm);
    color: var(--text-color);
    font-size: 0.95rem;
    transition: var(--transition-fast);
}

.form-control:focus {
    border-color: var(--primary-color);
    background-color: #FFFFFF;
    box-shadow: 0 0 0 3px rgba(232, 178, 152, 0.1);
}

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

.form-status {
    margin-top: 15px;
    padding: 12px;
    border-radius: var(--border-radius-sm);
    font-size: 0.9rem;
    display: none;
}

.form-status.success {
    display: block;
    background-color: rgba(46, 204, 113, 0.1);
    color: #27ae60;
    border: 1px solid rgba(46, 204, 113, 0.2);
}

.form-status.error {
    display: block;
    background-color: rgba(231, 76, 60, 0.1);
    color: #c0392b;
    border: 1px solid rgba(231, 76, 60, 0.2);
}

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

.footer {
    background-color: var(--card-bg);
    border-top: 1px solid var(--border-color);
    padding: 40px 0;
    margin-top: 100px;
}

.footer .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    flex-wrap: wrap;
    gap: 20px;
}

.footer-logo {
    font-family: var(--font-primary);
    font-size: 1.25rem;
    font-weight: 700;
}

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

/* Back to Top Button */
.back-to-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 44px;
    height: 44px;
    background-color: var(--primary-color);
    color: #FFFFFF;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 4px 10px rgba(232, 178, 152, 0.3);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition-fast);
    z-index: 99;
}

.back-to-top.active {
    opacity: 1;
    visibility: visible;
}

.back-to-top:hover {
    background-color: var(--primary-hover);
    transform: translateY(-3px);
}

/* ==========================================================================
   ANIMATIONS & TRANSITIONS (SCROLL REVEAL)
   ========================================================================== */

/* Keyframe animations */
@keyframes float {
    0% {
        transform: translateY(0px);
    }
    50% {
        transform: translateY(-12px);
    }
    100% {
        transform: translateY(0px);
    }
}

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

@keyframes blink {
    from, to {
        background-color: transparent;
    }
    50% {
        background-color: var(--primary-color);
    }
}

/* Scroll reveal initial states */
.reveal {
    opacity: 0;
    transform: translateY(30px);
    transition: opacity 0.8s cubic-bezier(0.4, 0, 0.2, 1), transform 0.8s cubic-bezier(0.4, 0, 0.2, 1);
}

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

/* Stagger delay classes for grid items */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }

/* Page transition overlay */
.page-transition-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: var(--bg-color);
    z-index: 9999;
    transition: opacity 0.4s ease;
    pointer-events: none;
    opacity: 1;
}

/* ==========================================================================
   RESPONSIVE MEDIA QUERIES
   ========================================================================== */

@media (max-width: 1024px) {
    .hero-name {
        font-size: 3rem;
    }
    .hero-grid {
        gap: 40px;
    }
}

@media (max-width: 768px) {
    /* Navbar Mobile view */
    .hamburger {
        display: block;
    }

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

    .hamburger.active .bar:nth-child(1) {
        transform: translateY(7px) rotate(45deg);
    }

    .hamburger.active .bar:nth-child(3) {
        transform: translateY(-7px) rotate(-45deg);
    }

    .nav-menu {
        position: fixed;
        left: -100%;
        top: var(--header-height);
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        height: calc(100vh - var(--header-height));
        text-align: center;
        transition: 0.3s;
        box-shadow: 0 10px 15px rgba(0, 0, 0, 0.05);
        gap: 24px;
        padding-top: 40px;
        border-top: 1px solid var(--border-color);
    }

    .nav-menu.active {
        left: 0;
    }

    /* Hero section */
    .hero-grid {
        grid-template-columns: 1fr;
        text-align: center;
        gap: 30px;
        padding-top: 50px;
        padding-bottom: 30px;
    }

    .hero-content {
        align-items: center;
    }

    .hero-title {
        justify-content: center;
    }

    .btn-group {
        justify-content: center;
    }

    .hero-img-wrapper {
        width: 260px;
        height: 260px;
    }

    /* Timeline center-line fix for single side */
    .timeline::after {
        left: 31px;
    }

    .timeline-item {
        width: 100%;
        padding-left: 55px;
        padding-right: 0;
        margin-bottom: 30px;
    }

    .timeline-item:nth-child(odd) {
        text-align: left;
        left: 0;
    }

    .timeline-item:nth-child(even) {
        left: 0;
    }

    .timeline-item:nth-child(odd) .timeline-marker,
    .timeline-item:nth-child(even) .timeline-marker {
        left: 23px;
        right: auto;
    }

    /* About and Contact grids */
    .about-grid, .contact-grid {
        grid-template-columns: 1fr;
        gap: 30px;
    }

    .about-side {
        order: -1;
    }

    .form-group.row {
        grid-template-columns: 1fr;
        gap: 0;
    }
}

@media (max-width: 480px) {
    .section {
        padding: 60px 0;
    }
    
    .hero-name {
        font-size: 2.25rem;
    }

    .hero-title {
        font-size: 1.4rem;
    }

    .hero-img-wrapper {
        width: 220px;
        height: 220px;
    }

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

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

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

    .footer .container {
        flex-direction: column;
        text-align: center;
    }
}