/* Theme: Kingfisher - Day 11 (Letter K): Inspired by vibrant kingfisher birds, iridescent turquoise plumage, river habitats, swift diving motion, tropical wetlands, shimmering feathers, brilliant blues and oranges, water reflections, coastal elegance, nature's jewels */

@import url('https://fonts.googleapis.com/css2?family=Crimson+Pro:wght@300;400;600;700;800&family=Work+Sans:wght@300;400;500;600;700&display=swap');

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 92px;
}

body {
    font-family: 'Work Sans', sans-serif;
    font-size: 18px;
    line-height: 1.78;
    color: #0d3b4f;
    background: linear-gradient(148deg, #fcfefe 0%, #f4fbfc 22%, #e8f6f8 45%, #dff2f5 68%, #ebf7f9 88%, #fafefe 100%);
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: 
        radial-gradient(circle at 28% 22%, rgba(0, 176, 195, 0.078) 0%, transparent 54%),
        radial-gradient(circle at 72% 78%, rgba(255, 138, 0, 0.068) 0%, transparent 46%),
        radial-gradient(circle at 45% 50%, rgba(0, 139, 139, 0.058) 0%, transparent 58%);
    pointer-events: none;
    z-index: 0;
    animation: featherShimmer 48s ease-in-out infinite alternate;
}

@keyframes featherShimmer {
    0%, 100% {
        opacity: 1;
        transform: scale(1) rotate(0deg);
    }
    50% {
        opacity: 0.75;
        transform: scale(1.18) rotate(2deg);
    }
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        linear-gradient(30deg, transparent 48%, rgba(0, 176, 195, 0.012) 48%, rgba(0, 176, 195, 0.012) 52%, transparent 52%),
        linear-gradient(150deg, transparent 48%, rgba(0, 176, 195, 0.012) 48%, rgba(0, 176, 195, 0.012) 52%, transparent 52%);
    background-size: 68px 68px;
    pointer-events: none;
    z-index: 0;
}

#topnav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(252, 254, 254, 0.92);
    backdrop-filter: blur(22px);
    border-bottom: 2.5px solid rgba(0, 176, 195, 0.32);
    box-shadow: 0 6px 38px rgba(13, 59, 79, 0.095);
    transition: all 0.52s ease;
}

#topnav.scrolled {
    background: rgba(252, 254, 254, 0.98);
    box-shadow: 0 10px 52px rgba(13, 59, 79, 0.145);
    border-bottom-color: rgba(0, 176, 195, 0.52);
}

.nav-container {
    max-width: 1540px;
    margin: 0 auto;
    padding: 0 4.8rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 92px;
}

.logo h1 {
    font-family: 'Crimson Pro', serif;
    font-size: 2.05rem;
    font-weight: 800;
    color: #0d3b4f;
    margin: 0;
    letter-spacing: 0.85px;
    position: relative;
    padding-left: 4.15rem;
}

.logo h1::before {
    content: '🐦';
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    font-size: 2.95rem;
    animation: birdHover 6s ease-in-out infinite;
}

@keyframes birdHover {
    0%, 100% {
        transform: translateY(-50%) translateX(0);
        opacity: 1;
    }
    25% {
        transform: translateY(-55%) translateX(5px);
        opacity: 0.88;
    }
    75% {
        transform: translateY(-45%) translateX(-3px);
        opacity: 0.92;
    }
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.65rem;
}

.nav-menu li a {
    display: block;
    padding: 1.08rem 2.35rem;
    color: #0d3b4f;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.96rem;
    transition: all 0.45s ease;
    position: relative;
    letter-spacing: 0.95px;
    border-radius: 8px;
}

.nav-menu li a::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background: linear-gradient(135deg, rgba(0, 176, 195, 0.12) 0%, rgba(0, 139, 139, 0.12) 100%);
    opacity: 0;
    transition: opacity 0.45s ease;
    border-radius: 8px;
}

.nav-menu li a::after {
    content: '';
    position: absolute;
    bottom: 10px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2.5px;
    background: linear-gradient(90deg, #00b0c3 0%, #008b8b 100%);
    transition: width 0.45s ease;
    border-radius: 1.25px;
}

.nav-menu li a:hover::before,
.nav-menu li a.active::before {
    opacity: 1;
}

.nav-menu li a:hover::after,
.nav-menu li a.active::after {
    width: 55%;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: #008b8b;
}

.mobile-toggle {
    display: none;
    background: linear-gradient(135deg, #00b0c3 0%, #008b8b 100%);
    border: none;
    color: #fcfefe;
    font-size: 2.05rem;
    width: 65px;
    height: 65px;
    cursor: pointer;
    transition: all 0.45s ease;
    border-radius: 14px;
    box-shadow: 0 10px 42px rgba(0, 176, 195, 0.48);
}

.mobile-toggle:hover {
    background: linear-gradient(135deg, #008b8b 0%, #006d6d 100%);
    box-shadow: 0 14px 55px rgba(0, 139, 139, 0.62);
    transform: scale(1.08) rotate(90deg);
}

#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 185px 0 145px;
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '🌊';
    position: absolute;
    top: 10%;
    right: 6%;
    font-size: 19.5rem;
    opacity: 0.038;
    animation: waveMotion 38s ease-in-out infinite;
}

#hero::after {
    content: '🦋';
    position: absolute;
    bottom: 14%;
    left: 4%;
    font-size: 16.5rem;
    opacity: 0.032;
    animation: butterflyFloat 32s ease-in-out infinite;
}

@keyframes waveMotion {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.038;
    }
    50% {
        transform: translate(-72px, 58px) scale(1.12);
        opacity: 0.068;
    }
}

@keyframes butterflyFloat {
    0%, 100% {
        transform: translate(0, 0) rotate(0deg);
        opacity: 0.032;
    }
    33% {
        transform: translate(68px, -52px) rotate(8deg);
        opacity: 0.062;
    }
    66% {
        transform: translate(-45px, 62px) rotate(-5deg);
        opacity: 0.048;
    }
}

.hero-content {
    max-width: 1540px;
    margin: 0 auto;
    padding: 0 4.8rem;
    display: grid;
    grid-template-columns: 1.52fr 1fr;
    gap: 9.5rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    animation: diveIn 1.65s ease-out;
}

@keyframes diveIn {
    0% {
        opacity: 0;
        transform: translateY(-85px) scale(0.92);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.hero-text h1 {
    font-family: 'Crimson Pro', serif;
    font-size: 6.35rem;
    font-weight: 800;
    line-height: 1.12;
    margin-bottom: 4.15rem;
    color: #0d3b4f;
    letter-spacing: -1.85px;
}

.hero-text h1 br {
    display: block;
}

.hero-subtitle {
    font-size: 1.92rem;
    color: #2d6179;
    margin-bottom: 5.85rem;
    line-height: 1.68;
    font-weight: 400;
    letter-spacing: 0.38px;
}

.hero-buttons {
    display: flex;
    gap: 3.05rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 1.85rem 4.95rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.58s ease;
    font-size: 1.05rem;
    letter-spacing: 0.85px;
    font-family: 'Work Sans', sans-serif;
    position: relative;
    overflow: hidden;
    border: 2.5px solid transparent;
    border-radius: 10px;
}

.btn::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    width: 0;
    height: 0;
    background: rgba(255, 255, 255, 0.28);
    transform: translate(-50%, -50%);
    border-radius: 50%;
    transition: width 0.85s ease, height 0.85s ease;
}

.btn:hover::after {
    width: 485px;
    height: 485px;
}

.btn-primary {
    background: linear-gradient(135deg, #00b0c3 0%, #008b8b 100%);
    color: #fcfefe;
    box-shadow: 0 20px 65px rgba(0, 176, 195, 0.48);
}

.btn-primary:hover {
    transform: translateY(-7px);
    box-shadow: 0 28px 85px rgba(0, 176, 195, 0.62);
    background: linear-gradient(135deg, #008b8b 0%, #006d6d 100%);
}

.btn-secondary {
    background: rgba(252, 254, 254, 0.98);
    color: #00b0c3;
    border: 2.5px solid #00b0c3;
    box-shadow: 0 16px 52px rgba(0, 176, 195, 0.32);
}

.btn-secondary:hover {
    background: linear-gradient(135deg, #00b0c3 0%, #008b8b 100%);
    color: #fcfefe;
    border-color: transparent;
    transform: translateY(-7px);
    box-shadow: 0 24px 72px rgba(0, 176, 195, 0.58);
}

.hero-image {
    animation: diveIn 1.65s ease-out 0.38s both;
}

.profile-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(35px);
    padding: 4.15rem;
    box-shadow: 
        0 0 0 2.5px rgba(0, 176, 195, 0.22),
        0 35px 118px rgba(13, 59, 79, 0.25);
    transition: all 0.68s ease;
    position: relative;
    border-radius: 16px;
}

.profile-card::before {
    content: '';
    position: absolute;
    top: -2.5px;
    left: -2.5px;
    right: -2.5px;
    bottom: -2.5px;
    background: linear-gradient(135deg, #00b0c3 0%, #008b8b 50%, #ff8a00 100%);
    z-index: -1;
    opacity: 0;
    transition: opacity 0.68s ease;
    border-radius: 16px;
}

.profile-card::after {
    content: '💧';
    position: absolute;
    bottom: 65px;
    right: 65px;
    font-size: 9.5rem;
    opacity: 0.028;
}

.profile-card:hover {
    transform: translateY(-28px) scale(1.028);
    box-shadow: 
        0 0 0 2.5px rgba(0, 176, 195, 0.48),
        0 52px 158px rgba(13, 59, 79, 0.35);
}

.profile-card:hover::before {
    opacity: 1;
}

.profile-card img {
    width: 100%;
    margin-bottom: 3.85rem;
    box-shadow: 0 28px 92px rgba(13, 59, 79, 0.28);
    border-radius: 10px;
}

.profile-details h3 {
    font-family: 'Crimson Pro', serif;
    font-size: 3.85rem;
    margin-bottom: 1.35rem;
    color: #0d3b4f;
    font-weight: 800;
    letter-spacing: -0.75px;
}

.profile-details p {
    color: #2d6179;
    margin-bottom: 4.05rem;
    line-height: 1.68;
    font-weight: 400;
}

.social-links a {
    display: inline-block;
    padding: 1.85rem 4.75rem;
    background: linear-gradient(135deg, #ff8a00 0%, #ff6f00 100%);
    color: #fcfefe;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.85px;
    transition: all 0.58s ease;
    border-radius: 10px;
    box-shadow: 0 20px 65px rgba(255, 138, 0, 0.48);
    font-family: 'Work Sans', sans-serif;
}

.social-links a:hover {
    background: linear-gradient(135deg, #ff6f00 0%, #e65100 100%);
    transform: translateY(-7px);
    box-shadow: 0 28px 85px rgba(255, 138, 0, 0.62);
}

section {
    padding: 158px 0;
    position: relative;
    z-index: 1;
}

.container {
    max-width: 1540px;
    margin: 0 auto;
    padding: 0 4.8rem;
}

.section-header {
    text-align: center;
    margin-bottom: 9.2rem;
    position: relative;
}

.section-header::before {
    content: '◈';
    position: absolute;
    top: -85px;
    left: 50%;
    transform: translateX(-50%);
    font-size: 3.85rem;
    opacity: 0.28;
    color: #00b0c3;
}

.section-header h2 {
    font-family: 'Crimson Pro', serif;
    font-size: 5.85rem;
    font-weight: 800;
    line-height: 1.12;
    color: #0d3b4f;
    letter-spacing: -1.55px;
    position: relative;
    display: inline-block;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -38px;
    left: 50%;
    transform: translateX(-50%);
    width: 158px;
    height: 4.5px;
    background: linear-gradient(90deg, transparent 0%, #00b0c3 22%, #008b8b 50%, #ff8a00 78%, transparent 100%);
}

#experience {
    background: rgba(255, 255, 255, 0.52);
    backdrop-filter: blur(25px);
}

.timeline {
    position: relative;
    max-width: 1480px;
    margin: 0 auto;
}

.timeline::before {
    content: '';
    position: absolute;
    left: 405px;
    top: 0;
    bottom: 0;
    width: 4.5px;
    background: linear-gradient(180deg, #00b0c3 0%, #008b8b 50%, #ff8a00 100%);
    opacity: 0.28;
}

.timeline-item {
    display: grid;
    grid-template-columns: 805px 1fr;
    gap: 9.2rem;
    margin-bottom: 8.85rem;
    position: relative;
}

.timeline-year {
    font-family: 'Crimson Pro', serif;
    font-size: 9.5rem;
    font-weight: 800;
    color: rgba(0, 176, 195, 0.092);
    position: relative;
    z-index: 2;
    text-align: right;
    padding-right: 9.2rem;
    letter-spacing: -4.25px;
}

.timeline-year::after {
    content: '';
    position: absolute;
    right: -165px;
    top: 50%;
    transform: translateY(-50%);
    width: 24px;
    height: 28px;
    background: linear-gradient(135deg, #00b0c3 0%, #008b8b 100%);
    clip-path: circle(50%);
    box-shadow: 
        0 0 0 12px rgba(252, 254, 254, 1),
        0 0 0 17px rgba(0, 176, 195, 0.22);
}

.timeline-content {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(32px);
    padding: 5.05rem;
    transition: all 0.62s ease;
    box-shadow: 
        0 0 0 2.5px rgba(0, 176, 195, 0.12),
        0 32px 105px rgba(13, 59, 79, 0.18);
    position: relative;
    border-radius: 12px;
}

.timeline-content::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 7px;
    background: linear-gradient(180deg, #00b0c3 0%, #008b8b 100%);
    opacity: 0;
    transition: opacity 0.62s ease;
    border-radius: 12px 0 0 12px;
}

.timeline-content:hover {
    transform: translateX(32px);
    box-shadow: 
        0 0 0 2.5px rgba(0, 176, 195, 0.35),
        0 45px 142px rgba(13, 59, 79, 0.28);
    background: rgba(255, 255, 255, 0.95);
}

.timeline-content:hover::before {
    opacity: 1;
}

.timeline-content h3 {
    font-family: 'Crimson Pro', serif;
    font-size: 3.85rem;
    margin-bottom: 1.28rem;
    color: #0d3b4f;
    font-weight: 800;
    letter-spacing: -0.65px;
}

.timeline-content h4 {
    color: #008b8b;
    font-size: 1.88rem;
    margin-bottom: 3.15rem;
    font-weight: 700;
    letter-spacing: 0.45px;
}

.timeline-content p {
    color: #2d6179;
    line-height: 1.78;
    margin: 0;
}

.timeline-content a {
    color: #00b0c3;
    text-decoration: none;
    font-weight: 700;
    border-bottom: 2.5px solid transparent;
    transition: all 0.45s ease;
}

.timeline-content a:hover {
    border-bottom-color: #00b0c3;
    color: #008b8b;
}

#ai {
    background: rgba(232, 246, 248, 0.62);
    backdrop-filter: blur(25px);
}

.ai-projects {
    display: grid;
    gap: 7.85rem;
}

.project-card {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(32px);
    padding: 7.85rem;
    transition: all 0.62s ease;
    position: relative;
    box-shadow: 
        0 0 0 2.5px rgba(0, 176, 195, 0.12),
        0 38px 125px rgba(13, 59, 79, 0.22);
    border-radius: 12px;
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 9px;
    background: linear-gradient(90deg, #00b0c3 0%, #008b8b 50%, #ff8a00 100%);
    border-radius: 12px 12px 0 0;
}

.project-card::after {
    content: '🐟';
    position: absolute;
    top: 85px;
    right: 85px;
    font-size: 11.5rem;
    opacity: 0.025;
}

.project-card:hover {
    transform: translateY(-22px);
    box-shadow: 
        0 0 0 2.5px rgba(0, 176, 195, 0.35),
        0 58px 168px rgba(13, 59, 79, 0.32);
    background: rgba(255, 255, 255, 0.95);
}

.project-header {
    display: flex;
    align-items: center;
    gap: 3.85rem;
    margin-bottom: 2.65rem;
}

.project-header h3 {
    font-family: 'Crimson Pro', serif;
    font-size: 5.05rem;
    color: #0d3b4f;
    margin: 0;
    font-weight: 800;
    letter-spacing: -1.15px;
}

.project-client {
    color: #008b8b;
    font-weight: 700;
    font-size: 1.88rem;
    margin-bottom: 4.15rem;
    letter-spacing: 0.45px;
}

.project-card > p {
    color: #2d6179;
    line-height: 1.78;
    margin-bottom: 5.05rem;
}

.project-impact {
    background: rgba(0, 176, 195, 0.058);
    padding: 4.05rem;
    color: #0d3b4f;
    line-height: 1.78;
    border-radius: 8px;
    border-left: 9px solid #00b0c3;
}

.project-impact strong {
    color: #006d6d;
    font-weight: 700;
}

#speaking {
    background: rgba(255, 255, 255, 0.52);
    backdrop-filter: blur(25px);
}

.speaking-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 7.85rem;
}

.year-section {
    background: rgba(255, 255, 255, 0.88);
    backdrop-filter: blur(32px);
    padding: 6.05rem;
    transition: all 0.62s ease;
    box-shadow: 
        0 0 0 2.5px rgba(0, 176, 195, 0.12),
        0 32px 105px rgba(13, 59, 79, 0.18);
    border-radius: 12px;
    position: relative;
}

.year-section::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 6.5px;
    background: linear-gradient(90deg, #00b0c3 0%, #008b8b 100%);
    opacity: 0.28;
    transition: opacity 0.62s ease;
    border-radius: 12px 12px 0 0;
}

.year-section:hover {
    transform: translateY(-22px);
    box-shadow: 
        0 0 0 2.5px rgba(0, 176, 195, 0.35),
        0 45px 142px rgba(13, 59, 79, 0.28);
    background: rgba(255, 255, 255, 0.95);
}

.year-section:hover::before {
    opacity: 1;
}

.year-section h3 {
    font-family: 'Crimson Pro', serif;
    font-size: 6.05rem;
    margin-bottom: 5.05rem;
    color: #0d3b4f;
    text-align: center;
    padding-bottom: 4.05rem;
    border-bottom: 2.5px solid rgba(0, 176, 195, 0.22);
    font-weight: 800;
    letter-spacing: -1.35px;
}

.year-section.books {
    grid-column: span 2;
    background: linear-gradient(135deg, #00b0c3 0%, #008b8b 100%);
}

.year-section.books::before {
    background: rgba(252, 254, 254, 0.32);
}

.year-section.books h3 {
    color: #fcfefe;
    border-bottom-color: rgba(252, 254, 254, 0.28);
}

.achievements {
    list-style: none;
}

.achievements li {
    padding: 2.45rem 0;
    color: #2d6179;
    border-bottom: 2.5px solid rgba(13, 59, 79, 0.055);
    line-height: 1.78;
    position: relative;
    padding-left: 4.5rem;
}

.achievements li::before {
    content: '▶';
    position: absolute;
    left: 0;
    top: 2.45rem;
    font-size: 1.75rem;
    color: #00b0c3;
}

.year-section.books .achievements li {
    color: rgba(252, 254, 254, 0.94);
    border-bottom-color: rgba(252, 254, 254, 0.18);
}

.year-section.books .achievements li::before {
    color: #fcfefe;
}

.achievements li:last-child {
    border-bottom: none;
}

.achievements strong {
    color: #0d3b4f;
    font-weight: 700;
}

.year-section.books .achievements strong {
    color: #fcfefe;
}

#personal {
    background: rgba(232, 246, 248, 0.62);
    backdrop-filter: blur(25px);
}

#contact {
    background: linear-gradient(135deg, rgba(0, 176, 195, 0.032) 0%, rgba(255, 138, 0, 0.028) 100%);
    backdrop-filter: blur(25px);
}

.contact-card {
    background: rgba(255, 255, 255, 0.92);
    backdrop-filter: blur(42px);
    padding: 11.05rem 9.85rem;
    text-align: center;
    box-shadow: 
        0 0 0 2.5px rgba(0, 176, 195, 0.22),
        0 52px 165px rgba(13, 59, 79, 0.28);
    max-width: 1480px;
    margin: 0 auto;
    border-radius: 16px;
}

.contact-card h2 {
    font-family: 'Crimson Pro', serif;
    font-size: 8.35rem;
    margin-bottom: 5.05rem;
    color: #0d3b4f;
    font-weight: 800;
    letter-spacing: -2.05px;
}

.contact-card > p {
    font-size: 2.15rem;
    color: #2d6179;
    line-height: 1.78;
    margin-bottom: 8.85rem;
    max-width: 1380px;
    margin-left: auto;
    margin-right: auto;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 5.05rem;
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 3.15rem;
    padding: 3.15rem 7.85rem;
    background: linear-gradient(135deg, #00b0c3 0%, #008b8b 100%);
    color: #fcfefe;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 0.85px;
    transition: all 0.58s ease;
    border-radius: 10px;
    box-shadow: 0 35px 115px rgba(0, 176, 195, 0.48);
    font-family: 'Work Sans', sans-serif;
}

.contact-link:hover {
    background: linear-gradient(135deg, #008b8b 0%, #006d6d 100%);
    transform: translateY(-11px);
    box-shadow: 0 48px 152px rgba(0, 139, 139, 0.62);
}

.contact-link .icon {
    font-size: 3.85rem;
}

#footer {
    background: #0d3b4f;
    padding: 8.85rem 0;
    text-align: center;
    color: rgba(252, 254, 254, 0.72);
    border-top: 2.5px solid rgba(0, 176, 195, 0.32);
}

#footer a {
    color: #00b0c3;
    text-decoration: none;
    transition: color 0.45s ease;
    font-weight: 700;
}

#footer a:hover {
    color: #ff8a00;
}

@media screen and (max-width: 1200px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 8.5rem;
        text-align: center;
    }

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

    .hero-image {
        max-width: 805px;
        margin: 0 auto;
    }

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

    .year-section.books {
        grid-column: span 1;
    }
}

@media screen and (max-width: 900px) {
    .nav-container {
        padding: 0 4.05rem;
        height: 85px;
    }

    html {
        scroll-padding-top: 85px;
    }

    .nav-menu {
        position: fixed;
        top: 85px;
        left: 0;
        right: 0;
        background: rgba(252, 254, 254, 0.98);
        backdrop-filter: blur(22px);
        flex-direction: column;
        padding: 6.05rem;
        gap: 0;
        box-shadow: 0 42px 115px rgba(13, 59, 79, 0.22);
        transform: translateY(-150%);
        transition: transform 0.68s ease;
        border-bottom: 2.5px solid rgba(0, 176, 195, 0.42);
    }

    .nav-menu.active {
        transform: translateY(0);
    }

    .nav-menu li {
        width: 100%;
    }

    .nav-menu li a {
        width: 100%;
        text-align: center;
        padding: 1.85rem;
        border-bottom: 2.5px solid rgba(13, 59, 79, 0.055);
        border-radius: 0;
    }

    .nav-menu li a::after {
        display: none;
    }

    .mobile-toggle {
        display: block;
    }

    .hero-text h1 {
        font-size: 5.05rem;
    }

    .section-header h2 {
        font-size: 4.85rem;
    }

    .timeline::before {
        left: 75px;
    }

    .timeline-item {
        grid-template-columns: 1fr;
        gap: 6.05rem;
        margin-bottom: 8.85rem;
        padding-left: 13.5rem;
    }

    .timeline-year {
        text-align: left;
        padding-right: 0;
    }

    .timeline-year::after {
        left: -165px;
        right: auto;
    }

    .contact-card {
        padding: 9.85rem 7.85rem;
    }
}

@media screen and (max-width: 600px) {
    .container {
        padding: 0 3.65rem;
    }

    .nav-container {
        padding: 0 3.65rem;
        height: 78px;
    }

    html {
        scroll-padding-top: 78px;
    }

    #hero {
        padding: 168px 0 135px;
    }

    .hero-text h1 {
        font-size: 4.05rem;
    }

    .hero-subtitle {
        font-size: 1.62rem;
    }

    .hero-buttons {
        flex-direction: column;
    }

    .btn {
        width: 100%;
        text-align: center;
    }

    section {
        padding: 125px 0;
    }

    .section-header {
        margin-bottom: 8.5rem;
    }

    .section-header h2 {
        font-size: 3.85rem;
    }

    .profile-card {
        padding: 3.65rem;
    }

    .timeline-item {
        padding-left: 10.5rem;
    }

    .timeline-content {
        padding: 4.35rem;
    }

    .project-card {
        padding: 6.05rem 4.35rem;
    }

    .contact-card {
        padding: 7.85rem 4.35rem;
    }

    .contact-card h2 {
        font-size: 5.85rem;
    }

    .contact-info {
        flex-direction: column;
    }

    .contact-link {
        justify-content: center;
        padding: 2.05rem 4.35rem;
        font-size: 0.98rem;
    }
}