/* ==================== GLOBAL STYLES ====================
   Design tokens (colors, spacing, dark theme) live in variables.css */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-family);
    color: var(--text-color);
    line-height: 1.6;
    background-color: var(--bg-color);
    overflow-x: hidden;
    transition: background-color 0.3s ease, color 0.3s ease;
}

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

.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: var(--container-padding);
}

.section {
    padding: var(--section-padding);
}

.section-title {
    font-size: 2.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1rem;
    color: var(--secondary-color);
    position: relative;
}

.section-title::after {
    content: '';
    display: block;
    width: 80px;
    height: 4px;
    background: linear-gradient(to right, var(--primary-color), var(--accent-color));
    margin: 20px auto;
    border-radius: 2px;
}

.section-subtitle {
    text-align: center;
    color: var(--text-light);
    font-size: 1.1rem;
    margin-bottom: 3rem;
    max-width: 600px;
    margin-left: auto;
    margin-right: auto;
}

/* ==================== BUTTONS ==================== */
.btn {
    display: inline-block;
    padding: 12px 30px;
    border-radius: 50px;
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    cursor: pointer;
    border: none;
    font-size: 1rem;
}

.btn-primary {
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
}

.btn-primary:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 25px rgba(248, 147, 67, 0.35);
}

.btn-secondary {
    background: transparent;
    color: var(--primary-color);
    border: 2px solid var(--primary-color);
}

.btn-secondary:hover {
    background: var(--primary-color);
    color: white;
    transform: translateY(-3px);
}

/* ==================== NAVIGATION ==================== */
.navbar {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background: var(--navbar-bg);
    backdrop-filter: blur(10px);
    box-shadow: 0 2px 10px var(--shadow);
    z-index: 1000;
    transition: var(--transition);
}

.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1rem 20px;
}

.nav-brand a {
    font-size: 1.8rem;
    font-weight: 700;
    color: var(--primary-color);
    text-decoration: none;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
}

.nav-right {
    display: flex;
    align-items: center;
    gap: 2rem;
}

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

.nav-link {
    color: var(--text-color);
    text-decoration: none;
    font-weight: 500;
    transition: var(--transition);
    position: relative;
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 0;
    height: 2px;
    background: var(--primary-color);
    transition: var(--transition);
}

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

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

.nav-toggle {
    display: none;
    flex-direction: column;
    background: none;
    border: none;
    cursor: pointer;
    gap: 5px;
}

.nav-toggle span {
    width: 25px;
    height: 3px;
    background: var(--text-color);
    transition: var(--transition);
    border-radius: 2px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.theme-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    width: 42px;
    height: 42px;
    border-radius: 50%;
    border: 1px solid var(--border-color);
    background: var(--bg-light);
    color: var(--primary-color);
    font-size: 1.1rem;
    cursor: pointer;
    transition: var(--transition);
}

.theme-toggle:hover {
    background: var(--primary-color);
    color: #fff;
    transform: translateY(-2px);
}

.theme-toggle .fa-sun {
    display: none;
}

[data-theme="dark"] .theme-toggle .fa-moon {
    display: none;
}

[data-theme="dark"] .theme-toggle .fa-sun {
    display: inline-block;
}

/* ==================== HERO SECTION ==================== */
.hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding-top: 80px;
    position: relative;
    background: linear-gradient(135deg, #fff5ed 0%, #ffe4cc 100%);
}

.hero-content {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 4rem;
    align-items: center;
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 20px;
}

.hero-text {
    animation: fadeInUp 1s ease;
}

.hero-greeting {
    font-size: 1.2rem;
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.hero-name {
    font-size: 3.5rem;
    font-weight: 700;
    color: #0f172a;
    margin-bottom: 0.5rem;
    line-height: 1.2;
}

.hero-title {
    font-size: 2rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    margin-bottom: 1.5rem;
}

.hero-description {
    font-size: 1.1rem;
    color: var(--text-light);
    margin-bottom: 2rem;
    line-height: 1.8;
}

.hero-buttons {
    display: flex;
    gap: 1rem;
    margin-bottom: 2rem;
    flex-wrap: wrap;
}

.social-links {
    display: flex;
    gap: 1rem;
}

.social-links a {
    width: 45px;
    height: 45px;
    border-radius: 50%;
    background: var(--card-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.2rem;
    transition: var(--transition);
    box-shadow: 0 4px 10px var(--shadow);
}

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

.hero-image {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
}

.hero-shape {
    width: 400px;
    height: 400px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    position: relative;
    animation: float 6s ease-in-out infinite;
    box-shadow: 0 20px 60px rgba(248, 147, 67, 0.35);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.profile-photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    border-radius: 50%;
    position: relative;
    z-index: 1;
}

.hero-shape::before {
    content: '';
    position: absolute;
    inset: 20px;
    border: 3px dashed rgba(255, 255, 255, 0.5);
    border-radius: 50%;
    animation: rotate 20s linear infinite;
    z-index: 2;
    pointer-events: none;
}

.scroll-down {
    position: absolute;
    bottom: 30px;
    left: 50%;
    transform: translateX(-50%);
    animation: bounce 2s infinite;
}

.scroll-down a {
    color: var(--primary-color);
    font-size: 2rem;
}

/* ==================== MOBILITY BANNER ==================== */
.mobility {
    background: var(--bg-light);
    border-top: 1px solid var(--border-color);
    border-bottom: 1px solid var(--border-color);
    padding: 1.75rem 0;
}

.mobility-inner {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    justify-content: center;
    gap: 1rem 1.5rem;
    text-align: center;
}

.mobility-inner > i {
    color: var(--primary-color);
    font-size: 1.4rem;
}

.mobility-inner p {
    color: var(--text-color);
    font-size: 1.05rem;
    margin: 0;
}

.mobility-inner .mobility-badges {
    margin-top: 0;
    justify-content: center;
}

/* ==================== ABOUT SECTION ==================== */
.about {
    background: var(--bg-color);
}

.about-content {
    display: grid;
    grid-template-columns: 1.5fr 1fr;
    gap: 4rem;
    margin-top: 3rem;
}

.about-text p {
    margin-bottom: 1.5rem;
    color: var(--text-light);
    font-size: 1.1rem;
    line-height: 1.8;
}

.about-info {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
    margin-top: 2rem;
}

.info-item {
    display: flex;
    align-items: center;
    gap: 1rem;
}

.info-item i {
    color: var(--primary-color);
    font-size: 1.3rem;
}

.info-item span {
    color: var(--text-color);
    font-weight: 500;
}

.mobility-badges {
    display: flex;
    flex-wrap: wrap;
    gap: 0.75rem;
    margin-top: 1.5rem;
}

.mobility-badge {
    display: inline-flex;
    align-items: center;
    gap: 0.5rem;
    padding: 8px 18px;
    border-radius: 50px;
    background: rgba(248, 147, 67, 0.12);
    color: var(--primary-color);
    font-weight: 600;
    font-size: 0.9rem;
    border: 1px solid rgba(248, 147, 67, 0.3);
}

.mobility-badge i {
    font-size: 0.85rem;
}

.about-education h3 {
    font-size: 1.5rem;
    margin-bottom: 2rem;
    color: var(--secondary-color);
}

.education-item {
    padding: 1.5rem;
    background: var(--bg-light);
    border-radius: 10px;
    margin-bottom: 1.5rem;
    border-left: 4px solid var(--primary-color);
    transition: var(--transition);
}

.education-item:hover {
    transform: translateX(10px);
    box-shadow: 0 5px 20px var(--shadow);
}

.education-year {
    display: inline-block;
    background: var(--primary-color);
    color: white;
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.9rem;
    margin-bottom: 1rem;
}

.education-item h4 {
    color: var(--secondary-color);
    margin-bottom: 0.5rem;
}

.education-item p {
    color: var(--text-light);
    margin-bottom: 0.5rem;
}

.education-school {
    color: var(--text-light);
    font-size: 0.9rem;
    font-style: italic;
}

/* ==================== EXPERIENCE SECTION ==================== */
.experience {
    background: var(--bg-light);
}

.timeline {
    position: relative;
    max-width: 900px;
    margin: 3rem auto;
}

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

.timeline-item {
    position: relative;
    padding-left: 50px;
    margin-bottom: 3rem;
}

.timeline-dot {
    position: absolute;
    left: -7px;
    top: 0;
    width: 17px;
    height: 17px;
    border-radius: 50%;
    background: var(--primary-color);
    border: 3px solid var(--bg-color);
    box-shadow: 0 0 0 4px rgba(248, 147, 67, 0.25);
}

.timeline-date {
    color: var(--primary-color);
    font-weight: 600;
    margin-bottom: 0.5rem;
}

.timeline-content {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 10px;
    box-shadow: 0 5px 20px var(--shadow);
    transition: var(--transition);
}

.timeline-content:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 30px var(--shadow-strong);
}

.timeline-content h3 {
    color: var(--secondary-color);
    font-size: 1.5rem;
    margin-bottom: 0.5rem;
}

.timeline-content h4 {
    color: var(--primary-color);
    font-size: 1.1rem;
    margin-bottom: 1rem;
}

.timeline-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
}

.timeline-list {
    list-style: none;
    margin: 1.5rem 0;
}

.timeline-list li {
    padding: 0.5rem 0;
    color: var(--text-light);
    position: relative;
    padding-left: 25px;
}

.timeline-list li::before {
    content: '▸';
    color: var(--primary-color);
    position: absolute;
    left: 0;
    font-weight: bold;
}

.timeline-tags,
.project-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    margin-top: 1rem;
}

.tag {
    background: rgba(248, 147, 67, 0.12);
    color: var(--primary-color);
    padding: 5px 15px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 500;
}

/* ==================== PROJECTS SECTION ==================== */
.projects {
    background: var(--bg-color);
}

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

.project-card {
    background: var(--card-bg);
    border-radius: 15px;
    overflow: hidden;
    box-shadow: 0 5px 20px var(--shadow);
    transition: var(--transition);
}

.project-card:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px var(--shadow-strong);
}

.project-image {
    height: 220px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    position: relative;
    overflow: hidden;
}

.gallery-nav {
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    background: rgba(255, 255, 255, 0.9);
    border: none;
    width: 40px;
    height: 40px;
    border-radius: 50%;
    font-size: 24px;
    cursor: pointer;
    color: var(--primary-color);
    display: flex;
    align-items: center;
    justify-content: center;
    opacity: 0;
    transition: var(--transition);
    z-index: 10;
}

.gallery-prev {
    left: 10px;
}

.gallery-next {
    right: 10px;
}

.project-card:hover .gallery-nav {
    opacity: 1;
}

.gallery-nav:hover {
    background: white;
    transform: translateY(-50%) scale(1.1);
}

.gallery-indicators {
    position: absolute;
    bottom: 15px;
    left: 50%;
    transform: translateX(-50%);
    display: flex;
    gap: 8px;
    z-index: 10;
}

.gallery-dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.5);
    cursor: pointer;
    transition: var(--transition);
}

.gallery-dot.active {
    background: white;
    width: 24px;
    border-radius: 5px;
}

.gallery-dot:hover {
    background: rgba(255, 255, 255, 0.8);
}

.project-overlay {
    position: absolute;
    inset: 0;
    background: var(--overlay-bg);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 1rem;
    opacity: 0;
    transition: var(--transition);
}

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

.project-link {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    background: #fff;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--primary-color);
    font-size: 1.5rem;
    transition: var(--transition);
    text-decoration: none;
}

.project-link:hover {
    transform: scale(1.1);
    background: var(--primary-color);
    color: #fff;
}

.project-content {
    padding: 2rem;
}

.project-date {
    color: var(--text-light);
    font-size: 0.9rem;
    margin-bottom: 0.5rem;
}

.project-content h3 {
    color: var(--secondary-color);
    margin-bottom: 1rem;
    font-size: 1.3rem;
}

.project-content p {
    color: var(--text-light);
    margin-bottom: 1rem;
    line-height: 1.6;
}

.projects-cta {
    text-align: center;
    margin-top: 3rem;
}

/* ==================== SKILLS SECTION ==================== */
.skills {
    background: var(--bg-light);
}

.skills-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 3rem;
}

.skill-category {
    background: var(--card-bg);
    padding: 2rem;
    border-radius: 15px;
    text-align: center;
    box-shadow: 0 5px 20px var(--shadow);
    transition: var(--transition);
}

.skill-category:hover {
    transform: translateY(-10px);
    box-shadow: 0 15px 40px var(--shadow-strong);
}

.skill-icon {
    width: 70px;
    height: 70px;
    margin: 0 auto 1.5rem;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 2rem;
}

.skill-category h3 {
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    font-size: 1.3rem;
}

.skill-tags {
    display: flex;
    flex-wrap: wrap;
    gap: 0.5rem;
    justify-content: center;
}

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

.skill-tag:hover {
    background: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* ==================== CONTACT SECTION ==================== */
.contact {
    background: var(--bg-color);
}

.contact-content {
    display: grid;
    grid-template-columns: 1fr;
    max-width: 600px;
    margin: 3rem auto 0;
}

.contact-item {
    display: flex;
    gap: 1.5rem;
    margin-bottom: 2rem;
}

.contact-icon {
    width: 60px;
    height: 60px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    border-radius: 10px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    font-size: 1.5rem;
    flex-shrink: 0;
}

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

.contact-item a,
.contact-item p {
    color: var(--text-light);
    text-decoration: none;
    transition: var(--transition);
}

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

/* ==================== FOOTER ==================== */
.footer {
    background: var(--bg-dark);
    color: white;
    padding: 2.5rem 0;
}

.footer-mobility {
    color: rgba(255, 255, 255, 0.6);
    font-size: 0.9rem;
    margin-top: 0.25rem;
}

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

.footer-text p {
    color: rgba(255, 255, 255, 0.7);
}

.footer-links {
    display: flex;
    gap: 1rem;
}

.footer-links a {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    background: rgba(255, 255, 255, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    color: white;
    transition: var(--transition);
}

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

/* ==================== SCROLL TO TOP ==================== */
.scroll-top {
    position: fixed;
    bottom: 30px;
    right: 30px;
    width: 50px;
    height: 50px;
    background: linear-gradient(135deg, var(--primary-color), var(--accent-color));
    color: white;
    border: none;
    border-radius: 50%;
    font-size: 1.2rem;
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transition: var(--transition);
    z-index: 999;
    box-shadow: 0 5px 20px rgba(248, 147, 67, 0.35);
}

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

.scroll-top:hover {
    transform: translateY(-5px);
}

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

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

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

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

/* ==================== CV MODAL ==================== */
.cv-modal {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    z-index: 10000;
    display: none;
    align-items: center;
    justify-content: center;
}

.cv-modal.active {
    display: flex;
}

.cv-modal-overlay {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(0, 0, 0, 0.8);
    backdrop-filter: blur(5px);
}

.cv-modal-content {
    position: relative;
    background: var(--card-bg);
    border-radius: 20px;
    width: 90%;
    max-width: 900px;
    max-height: 90vh;
    overflow: auto;
    z-index: 10001;
    padding: 2rem;
    box-shadow: 0 20px 60px var(--shadow-strong);
    animation: modalSlideIn 0.3s ease-out;
}

@keyframes modalSlideIn {
    from {
        opacity: 0;
        transform: scale(0.9) translateY(-20px);
    }
    to {
        opacity: 1;
        transform: scale(1) translateY(0);
    }
}

.cv-modal-close {
    position: absolute;
    top: 1rem;
    right: 1rem;
    width: 40px;
    height: 40px;
    border: none;
    background: var(--primary-color);
    color: white;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.2rem;
    transition: var(--transition);
    z-index: 10002;
}

.cv-modal-close:hover {
    background: var(--primary-dark);
    transform: rotate(90deg);
}

.cv-modal-title {
    font-size: 2rem;
    color: var(--secondary-color);
    margin-bottom: 1.5rem;
    text-align: center;
}

.cv-viewer {
    background: var(--bg-light);
    border-radius: 10px;
    overflow: hidden;
    margin: 1.5rem 0;
}

.cv-viewer iframe {
    width: 100%;
    height: 600px;
    display: block;
    border: none;
}

.cv-actions {
    display: flex;
    justify-content: center;
    margin-top: 1.5rem;
}

/* ==================== RESPONSIVE DESIGN ====================
   Breakpoints: 1440 (large desktop), 1024 (desktop/tablet landscape),
   768 (tablet), 480 (large phone), 320 (small phone) */

/* Large desktop refinements */
@media (min-width: 1441px) {
    .container {
        max-width: 1320px;
    }

    .hero-name {
        font-size: 4rem;
    }
}

/* Desktop / small laptop */
@media (max-width: 1024px) {
    .hero-content {
        gap: 2.5rem;
    }

    .hero-shape {
        width: 340px;
        height: 340px;
    }

    .about-content {
        gap: 2.5rem;
    }

    .projects-grid {
        grid-template-columns: repeat(2, 1fr);
    }

    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
    }
}

/* Tablet */
@media (max-width: 968px) {
    .hero-content,
    .about-content {
        grid-template-columns: 1fr;
        gap: 2rem;
    }
    
    .hero-name {
        font-size: 2.5rem;
    }
    
    .hero-title {
        font-size: 1.5rem;
    }
    
    .hero-image {
        order: -1;
    }
    
    .hero-shape {
        width: 300px;
        height: 300px;
    }
    
    .nav-menu {
        position: fixed;
        left: -100%;
        top: 70px;
        flex-direction: column;
        background-color: var(--bg-color);
        width: 100%;
        text-align: center;
        transition: var(--transition);
        box-shadow: 0 10px 27px var(--shadow);
        padding: 2rem 0;
    }
    
    .nav-menu.active {
        left: 0;
    }
    
    .nav-toggle {
        display: flex;
    }
    
    .nav-toggle.active span:nth-child(1) {
        transform: rotate(45deg) translate(8px, 8px);
    }
    
    .nav-toggle.active span:nth-child(2) {
        opacity: 0;
    }
    
    .nav-toggle.active span:nth-child(3) {
        transform: rotate(-45deg) translate(8px, -8px);
    }
    
    .cv-modal-content {
        width: 95%;
        padding: 1.5rem;
    }
    
    .cv-viewer iframe {
        height: 500px;
    }
    
    .section-title {
        font-size: 2rem;
    }
    
    .about-info {
        grid-template-columns: 1fr;
    }

    :root {
        --section-padding: 4.5rem 0;
    }
}

/* Tablet portrait / large phone landscape */
@media (max-width: 768px) {
    .projects-grid,
    .skills-grid {
        grid-template-columns: repeat(2, 1fr);
        gap: 1.5rem;
    }

    .timeline {
        margin: 2rem auto;
    }

    .timeline-content {
        padding: 1.5rem;
    }

    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Large phones */
@media (max-width: 640px) {
    .hero-name {
        font-size: 2rem;
    }
    
    .hero-title {
        font-size: 1.2rem;
    }
    
    .hero-buttons {
        flex-direction: column;
    }
    
    .btn {
        width: 100%;
        text-align: center;
    }
    
    .hero-shape {
        width: 250px;
        height: 250px;
    }
    
    .cv-modal-content {
        width: 98%;
        padding: 1rem;
        max-height: 95vh;
    }
    
    .cv-modal-title {
        font-size: 1.5rem;
    }
    
    .cv-viewer iframe {
        height: 400px;
    }
    
    .projects-grid,
    .skills-grid {
        grid-template-columns: 1fr;
    }
    
    .footer-content {
        flex-direction: column;
        gap: 1rem;
        text-align: center;
    }
}

/* Standard phones */
@media (max-width: 480px) {
    :root {
        --section-padding: 3.5rem 0;
    }

    .container {
        padding: 0 16px;
    }

    .section-title {
        font-size: 1.6rem;
    }

    .hero-greeting {
        font-size: 1rem;
    }

    .hero-description {
        font-size: 1rem;
        line-height: 1.7;
    }

    .about-text p {
        font-size: 1rem;
    }

    .btn {
        padding: 14px 24px;
        font-size: 0.95rem;
    }

    .social-links a,
    .footer-links a {
        width: 40px;
        height: 40px;
    }

    .project-content,
    .timeline-content {
        padding: 1.25rem;
    }

    .skill-category {
        padding: 1.5rem;
    }

    .mobility-badge {
        font-size: 0.8rem;
        padding: 6px 14px;
    }

    .scroll-top {
        width: 44px;
        height: 44px;
        bottom: 20px;
        right: 20px;
    }
}

/* Small phones */
@media (max-width: 320px) {
    .hero-name {
        font-size: 1.7rem;
    }

    .hero-title {
        font-size: 1.05rem;
    }

    .hero-shape {
        width: 200px;
        height: 200px;
    }

    .nav-brand a {
        font-size: 1.5rem;
    }

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

    .contact-icon,
    .skill-icon {
        width: 55px;
        height: 55px;
        font-size: 1.2rem;
    }
}