/* Theme: Eclipse - Day 5, letter E: Inspired by solar phenomena, lunar phases, celestial mechanics, corona flames, shadow bands, totality darkness, astronomical precision, cosmic alignment, stellar observations, celestial navigation */

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

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

html {
    scroll-behavior: smooth;
    scroll-padding-top: 90px;
}

body {
    font-family: 'Montserrat', sans-serif;
    font-size: 16.2px;
    line-height: 1.85;
    color: #1c1c28;
    background: linear-gradient(155deg, #fef8f0 0%, #fff9f2 22%, #fffbf6 44%, #fdf7ef 66%, #fef8f0 88%);
    background-attachment: fixed;
    overflow-x: hidden;
    position: relative;
}

body::before {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        radial-gradient(circle at 18% 22%, rgba(255, 138, 0, 0.045) 0%, transparent 48%),
        radial-gradient(circle at 82% 78%, rgba(230, 115, 0, 0.038) 0%, transparent 52%),
        radial-gradient(circle at 48% 52%, rgba(255, 167, 38, 0.042) 0%, transparent 46%);
    pointer-events: none;
    z-index: 0;
    animation: coronaPulse 38s ease-in-out infinite;
}

@keyframes coronaPulse {
    0%, 100% {
        opacity: 0.75;
        transform: translateY(0) scale(1);
    }
    50% {
        opacity: 0.92;
        transform: translateY(-12px) scale(1.05);
    }
}

body::after {
    content: '';
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    bottom: 0;
    background-image: 
        repeating-linear-gradient(72deg, transparent 0px, rgba(255, 138, 0, 0.012) 1px, transparent 2.2px, transparent 118px),
        repeating-linear-gradient(-18deg, transparent 0px, rgba(230, 115, 0, 0.009) 1px, transparent 1.8px, transparent 126px);
    background-size: 122px 128px;
    pointer-events: none;
    z-index: 0;
    opacity: 0.48;
}

#topnav {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    z-index: 1000;
    background: rgba(254, 248, 240, 0.88);
    backdrop-filter: blur(32px) saturate(165%);
    border-bottom: 1px solid rgba(255, 138, 0, 0.18);
    box-shadow: 0 2px 24px rgba(28, 28, 40, 0.06), 0 8px 48px rgba(255, 138, 0, 0.04);
    transition: all 0.38s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

#topnav.scrolled {
    background: rgba(254, 248, 240, 0.95);
    box-shadow: 0 4px 32px rgba(28, 28, 40, 0.09), 0 12px 56px rgba(255, 138, 0, 0.06);
    border-bottom-width: 2px;
}

.nav-container {
    max-width: 1540px;
    margin: 0 auto;
    padding: 0 5.2rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
    height: 90px;
}

.logo h1 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 1.72rem;
    font-weight: 700;
    color: #2d2d3a;
    margin: 0;
    letter-spacing: 4.8px;
    position: relative;
    text-transform: uppercase;
}

.logo h1::after {
    content: '';
    position: absolute;
    bottom: -5px;
    left: 0;
    width: 52px;
    height: 2px;
    background: linear-gradient(90deg, #ff8a00 0%, #e67300 100%);
    box-shadow: 0 0 12px rgba(255, 138, 0, 0.4);
}

.nav-menu {
    display: flex;
    list-style: none;
    gap: 0.4rem;
}

.nav-menu li a {
    display: block;
    padding: 0.85rem 1.68rem;
    color: #2d2d3a;
    text-decoration: none;
    font-weight: 600;
    font-size: 0.88rem;
    transition: all 0.35s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    letter-spacing: 2.2px;
    text-transform: uppercase;
}

.nav-menu li a::before {
    content: '';
    position: absolute;
    bottom: 8px;
    left: 50%;
    transform: translateX(-50%);
    width: 0;
    height: 2px;
    background: linear-gradient(90deg, #ff8a00 0%, #e67300 100%);
    transition: width 0.35s ease;
    box-shadow: 0 0 8px rgba(255, 138, 0, 0.5);
}

.nav-menu li a:hover::before,
.nav-menu li a.active::before {
    width: 68%;
}

.nav-menu li a:hover,
.nav-menu li a.active {
    color: #ff8a00;
    background: rgba(255, 138, 0, 0.06);
}

.mobile-toggle {
    display: none;
    background: linear-gradient(135deg, #ff8a00 0%, #e67300 100%);
    border: none;
    color: #fef8f0;
    font-size: 1.68rem;
    width: 58px;
    height: 58px;
    cursor: pointer;
    transition: all 0.35s ease;
    box-shadow: 0 6px 28px rgba(255, 138, 0, 0.35), 0 0 18px rgba(255, 138, 0, 0.2);
}

.mobile-toggle:hover {
    transform: translateY(-3px);
    box-shadow: 0 10px 38px rgba(255, 138, 0, 0.45), 0 0 24px rgba(255, 138, 0, 0.3);
}

#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    padding: 158px 0 128px;
    position: relative;
    overflow: hidden;
}

#hero::before {
    content: '';
    position: absolute;
    top: -25%;
    right: -18%;
    width: 680px;
    height: 680px;
    background: radial-gradient(circle, rgba(255, 138, 0, 0.12) 0%, transparent 68%);
    border-radius: 50%;
    animation: solarFlare 58s ease-in-out infinite;
    filter: blur(88px);
}

#hero::after {
    content: '';
    position: absolute;
    bottom: -28%;
    left: -22%;
    width: 640px;
    height: 640px;
    background: radial-gradient(circle, rgba(230, 115, 0, 0.1) 0%, transparent 68%);
    border-radius: 50%;
    animation: solarFlare 68s ease-in-out infinite reverse;
    filter: blur(88px);
}

@keyframes solarFlare {
    0%, 100% {
        transform: translate(0, 0) scale(1);
        opacity: 0.72;
    }
    33% {
        transform: translate(68px, -82px) scale(1.18);
        opacity: 0.88;
    }
    66% {
        transform: translate(-58px, 72px) scale(0.94);
        opacity: 0.78;
    }
}

.hero-content {
    max-width: 1540px;
    margin: 0 auto;
    padding: 0 5.2rem;
    display: grid;
    grid-template-columns: 1.25fr 1fr;
    gap: 7.8rem;
    align-items: center;
    position: relative;
    z-index: 1;
}

.hero-text {
    animation: totalityReveal 1.48s cubic-bezier(0.25, 0.46, 0.45, 0.94);
}

@keyframes totalityReveal {
    0% {
        opacity: 0;
        transform: translateY(58px) scale(0.96);
    }
    100% {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.hero-text h1 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 4.88rem;
    font-weight: 700;
    line-height: 1.12;
    margin-bottom: 2.88rem;
    color: #1c1c28;
    letter-spacing: -0.32px;
    text-transform: uppercase;
}

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

.hero-subtitle {
    font-size: 1.58rem;
    color: #2d2d3a;
    margin-bottom: 4.48rem;
    line-height: 1.72;
    font-weight: 400;
    letter-spacing: 0.28px;
}

.hero-buttons {
    display: flex;
    gap: 2.48rem;
    flex-wrap: wrap;
}

.btn {
    display: inline-block;
    padding: 1.48rem 3.68rem;
    font-weight: 700;
    text-decoration: none;
    transition: all 0.42s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    font-size: 0.98rem;
    letter-spacing: 2.8px;
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
}

.btn::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.38), transparent);
    transition: left 0.68s ease;
}

.btn:hover::before {
    left: 100%;
}

.btn-primary {
    background: linear-gradient(135deg, #ff8a00 0%, #e67300 100%);
    color: #fef8f0;
    box-shadow: 0 12px 42px rgba(255, 138, 0, 0.38), 0 0 24px rgba(255, 138, 0, 0.18);
    border: 2px solid transparent;
}

.btn-primary:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 18px 56px rgba(255, 138, 0, 0.48), 0 0 32px rgba(255, 138, 0, 0.28);
}

.btn-secondary {
    background: rgba(254, 248, 240, 0.98);
    color: #2d2d3a;
    border: 2px solid #ff8a00;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.08);
}

.btn-secondary:hover {
    background: rgba(255, 138, 0, 0.12);
    color: #ff8a00;
    border-color: #e67300;
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 14px 44px rgba(255, 138, 0, 0.28);
}

.hero-image {
    animation: totalityReveal 1.48s cubic-bezier(0.25, 0.46, 0.45, 0.94) 0.28s both;
}

.profile-card {
    background: rgba(255, 255, 255, 0.95);
    backdrop-filter: blur(28px);
    padding: 4.08rem;
    box-shadow: 
        0 24px 78px rgba(28, 28, 40, 0.18),
        0 0 48px rgba(255, 138, 0, 0.08),
        inset 0 1px 0 rgba(255, 255, 255, 0.98);
    transition: all 0.48s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    border: 1px solid rgba(255, 138, 0, 0.22);
}

.profile-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 3px;
    background: linear-gradient(90deg, #ff8a00 0%, #e67300 42%, #ffa726 58%, #e67300 100%);
    box-shadow: 0 0 18px rgba(255, 138, 0, 0.5);
}

.profile-card:hover {
    transform: translateY(-15px) scale(1.03);
    box-shadow: 
        0 38px 108px rgba(28, 28, 40, 0.26),
        0 0 68px rgba(255, 138, 0, 0.14),
        inset 0 1px 0 rgba(255, 255, 255, 1);
}

.profile-card img {
    width: 100%;
    margin-bottom: 3.08rem;
    box-shadow: 0 18px 62px rgba(28, 28, 40, 0.22), 0 0 28px rgba(255, 138, 0, 0.08);
    border: 1px solid rgba(230, 115, 0, 0.24);
}

.profile-details h3 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 2.88rem;
    margin-bottom: 0.88rem;
    color: #1c1c28;
    font-weight: 700;
    letter-spacing: 0.48px;
    text-transform: uppercase;
}

.profile-details p {
    color: #2d2d3a;
    margin-bottom: 3.08rem;
    line-height: 1.72;
    font-weight: 400;
}

.social-links a {
    display: inline-block;
    padding: 1.38rem 3.48rem;
    background: linear-gradient(135deg, #ff8a00 0%, #e67300 100%);
    color: #fef8f0;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 2.8px;
    transition: all 0.42s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 12px 42px rgba(255, 138, 0, 0.38), 0 0 24px rgba(255, 138, 0, 0.18);
    text-transform: uppercase;
}

.social-links a:hover {
    transform: translateY(-5px) scale(1.02);
    box-shadow: 0 18px 56px rgba(255, 138, 0, 0.48), 0 0 32px rgba(255, 138, 0, 0.28);
}

section {
    padding: 138px 0;
    position: relative;
    z-index: 1;
}

.container {
    max-width: 1540px;
    margin: 0 auto;
    padding: 0 5.2rem;
}

.section-header {
    text-align: center;
    margin-bottom: 7.88rem;
    position: relative;
}

.section-header::before {
    content: '◉';
    position: absolute;
    top: -88px;
    left: 50%;
    transform: translateX(-50%) rotate(0deg);
    font-size: 4.08rem;
    color: #ff8a00;
    opacity: 0.58;
    animation: orbitalRotate 32s linear infinite;
}

@keyframes orbitalRotate {
    0% { 
        transform: translateX(-50%) scale(1) rotate(0deg); 
        opacity: 0.58; 
    }
    50% { 
        transform: translateX(-50%) scale(1.28) rotate(180deg); 
        opacity: 0.82; 
    }
    100% { 
        transform: translateX(-50%) scale(1) rotate(360deg); 
        opacity: 0.58; 
    }
}

.section-header h2 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 4.68rem;
    font-weight: 700;
    line-height: 1.15;
    color: #1c1c28;
    letter-spacing: 1.2px;
    position: relative;
    display: inline-block;
    text-transform: uppercase;
}

.section-header h2::after {
    content: '';
    position: absolute;
    bottom: -38px;
    left: 50%;
    transform: translateX(-50%);
    width: 128px;
    height: 3px;
    background: linear-gradient(90deg, transparent 0%, #ff8a00 28%, #e67300 50%, #ffa726 72%, transparent 100%);
    box-shadow: 0 0 12px rgba(255, 138, 0, 0.4);
}

#experience {
    background: rgba(255, 255, 255, 0.68);
    backdrop-filter: blur(32px);
}

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

.timeline::before {
    content: '';
    position: absolute;
    left: 218px;
    top: 0;
    bottom: 0;
    width: 3px;
    background: linear-gradient(180deg, #ff8a00 0%, #e67300 50%, #ffa726 100%);
    opacity: 0.68;
    box-shadow: 0 0 12px rgba(255, 138, 0, 0.3);
}

.timeline-item {
    display: grid;
    grid-template-columns: 412px 1fr;
    gap: 7.28rem;
    margin-bottom: 7.28rem;
    position: relative;
}

.timeline-year {
    font-family: 'Rajdhani', sans-serif;
    font-size: 4.48rem;
    font-weight: 700;
    color: #2d2d3a;
    position: relative;
    z-index: 2;
    text-align: right;
    padding-right: 4.48rem;
    letter-spacing: 0.88px;
}

.timeline-year::after {
    content: '';
    position: absolute;
    right: -88px;
    top: 50%;
    transform: translateY(-50%);
    width: 18px;
    height: 18px;
    background: linear-gradient(135deg, #ff8a00 0%, #e67300 100%);
    border-radius: 50%;
    border: 6px solid rgba(254, 248, 240, 0.99);
    box-shadow: 
        0 0 0 14px rgba(255, 138, 0, 0.18),
        0 0 24px rgba(255, 138, 0, 0.48),
        inset 0 0 8px rgba(255, 255, 255, 0.4);
}

.timeline-content {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(28px);
    padding: 4.88rem;
    transition: all 0.42s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 18px 62px rgba(28, 28, 40, 0.16), 0 0 32px rgba(255, 138, 0, 0.06);
    border: 1px solid rgba(255, 138, 0, 0.18);
    position: relative;
}

.timeline-content::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 4px;
    background: linear-gradient(180deg, #ff8a00 0%, #e67300 100%);
    box-shadow: 0 0 12px rgba(255, 138, 0, 0.4);
}

.timeline-content:hover {
    transform: translateX(24px);
    box-shadow: 0 28px 82px rgba(28, 28, 40, 0.24), 0 0 48px rgba(255, 138, 0, 0.12);
}

.timeline-content h3 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 2.88rem;
    margin-bottom: 0.88rem;
    color: #1c1c28;
    font-weight: 700;
    letter-spacing: 0.48px;
    text-transform: uppercase;
}

.timeline-content h4 {
    color: #2d2d3a;
    font-size: 1.58rem;
    margin-bottom: 2.28rem;
    font-weight: 600;
    letter-spacing: 0.32px;
}

.timeline-content p {
    color: #2d2d3a;
    line-height: 1.85;
    margin: 0;
}

.timeline-content a {
    color: #2d2d3a;
    text-decoration: none;
    font-weight: 600;
    border-bottom: 2px solid transparent;
    transition: all 0.35s ease;
}

.timeline-content a:hover {
    border-bottom-color: #e67300;
    color: #ff8a00;
}

#ai {
    background: linear-gradient(180deg, rgba(253, 247, 239, 0.68) 0%, rgba(254, 248, 240, 0.68) 100%);
    backdrop-filter: blur(32px);
}

.ai-projects {
    display: grid;
    gap: 6.88rem;
}

.project-card {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(28px);
    padding: 6.48rem;
    transition: all 0.42s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    position: relative;
    box-shadow: 0 24px 72px rgba(28, 28, 40, 0.18), 0 0 42px rgba(255, 138, 0, 0.08);
    border: 1px solid rgba(255, 138, 0, 0.22);
}

.project-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 4px;
    background: linear-gradient(90deg, #ff8a00 0%, #e67300 24%, #ffa726 48%, #e67300 72%, #ff8a00 100%);
    box-shadow: 0 0 18px rgba(255, 138, 0, 0.5);
}

.project-card:hover {
    transform: translateY(-15px);
    box-shadow: 0 38px 98px rgba(28, 28, 40, 0.26), 0 0 62px rgba(255, 138, 0, 0.14);
}

.project-header {
    display: flex;
    align-items: center;
    gap: 3.28rem;
    margin-bottom: 2.28rem;
}

.project-header h3 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 3.88rem;
    color: #1c1c28;
    margin: 0;
    font-weight: 700;
    letter-spacing: 0.68px;
    text-transform: uppercase;
}

.project-client {
    color: #2d2d3a;
    font-weight: 600;
    font-size: 1.58rem;
    margin-bottom: 3.88rem;
    letter-spacing: 0.32px;
}

.project-card > p {
    color: #2d2d3a;
    line-height: 1.85;
    margin-bottom: 4.48rem;
}

.project-impact {
    background: linear-gradient(135deg, rgba(255, 138, 0, 0.08) 0%, rgba(230, 115, 0, 0.06) 100%);
    padding: 3.28rem;
    color: #1c1c28;
    line-height: 1.85;
    border-left: 4px solid #ff8a00;
    box-shadow: 0 0 24px rgba(255, 138, 0, 0.12);
}

.project-impact strong {
    color: #2d2d3a;
    font-weight: 700;
}

#speaking {
    background: rgba(255, 255, 255, 0.78);
    backdrop-filter: blur(32px);
}

.speaking-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 6.88rem;
}

.year-section {
    background: rgba(255, 255, 255, 0.98);
    backdrop-filter: blur(28px);
    padding: 4.88rem;
    transition: all 0.42s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 24px 72px rgba(28, 28, 40, 0.16), 0 0 38px rgba(255, 138, 0, 0.06);
    border: 1px solid rgba(255, 138, 0, 0.22);
}

.year-section:hover {
    transform: translateY(-15px);
    box-shadow: 0 32px 88px rgba(28, 28, 40, 0.22), 0 0 52px rgba(255, 138, 0, 0.1);
}

.year-section h3 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 4.28rem;
    margin-bottom: 4.48rem;
    color: #2d2d3a;
    text-align: center;
    padding-bottom: 3.28rem;
    border-bottom: 2px solid rgba(255, 138, 0, 0.28);
    font-weight: 700;
    letter-spacing: 0.88px;
    text-transform: uppercase;
}

.year-section.books {
    grid-column: span 2;
    background: linear-gradient(135deg, #ff8a00 0%, #e67300 100%);
    border: none;
    box-shadow: 0 32px 88px rgba(255, 138, 0, 0.58), 0 0 68px rgba(255, 138, 0, 0.28);
}

.year-section.books h3 {
    color: #fef8f0;
    border-bottom-color: rgba(254, 248, 240, 0.38);
}

.achievements {
    list-style: none;
}

.achievements li {
    padding: 2.18rem 0;
    color: #2d2d3a;
    border-bottom: 2px solid rgba(255, 138, 0, 0.18);
    line-height: 1.85;
    position: relative;
    padding-left: 4.48rem;
}

.achievements li::before {
    content: '○';
    position: absolute;
    left: 0;
    top: 2.18rem;
    color: #ff8a00;
    font-size: 2.28rem;
    font-weight: 400;
}

.year-section.books .achievements li {
    color: rgba(254, 248, 240, 0.98);
    border-bottom-color: rgba(254, 248, 240, 0.28);
}

.year-section.books .achievements li::before {
    color: #fef8f0;
}

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

.achievements strong {
    color: #1c1c28;
    font-weight: 700;
}

.year-section.books .achievements strong {
    color: #fef8f0;
}

#personal {
    background: linear-gradient(180deg, rgba(254, 248, 240, 0.68) 0%, rgba(253, 247, 239, 0.78) 100%);
    backdrop-filter: blur(32px);
}

#contact {
    background: rgba(255, 255, 255, 0.82);
    backdrop-filter: blur(32px);
}

.contact-card {
    background: rgba(255, 255, 255, 0.99);
    backdrop-filter: blur(38px);
    padding: 10.28rem 9.68rem;
    text-align: center;
    box-shadow: 0 42px 128px rgba(28, 28, 40, 0.24), 0 0 78px rgba(255, 138, 0, 0.12);
    max-width: 1480px;
    margin: 0 auto;
    border: 2px solid rgba(255, 138, 0, 0.32);
    position: relative;
}

.contact-card::before {
    content: '';
    position: absolute;
    top: 0;
    left: 0;
    right: 0;
    height: 5px;
    background: linear-gradient(90deg, transparent 0%, #ff8a00 18%, #e67300 34%, #ffa726 50%, #e67300 66%, #ff8a00 82%, transparent 100%);
    box-shadow: 0 0 24px rgba(255, 138, 0, 0.5);
}

.contact-card h2 {
    font-family: 'Rajdhani', sans-serif;
    font-size: 6.28rem;
    margin-bottom: 4.48rem;
    color: #1c1c28;
    font-weight: 700;
    letter-spacing: 1.8px;
    text-transform: uppercase;
}

.contact-card > p {
    font-size: 1.58rem;
    color: #2d2d3a;
    line-height: 1.85;
    margin-bottom: 7.28rem;
    max-width: 1280px;
    margin-left: auto;
    margin-right: auto;
    font-weight: 400;
}

.contact-info {
    display: flex;
    justify-content: center;
    gap: 4.48rem;
    flex-wrap: wrap;
}

.contact-link {
    display: flex;
    align-items: center;
    gap: 2.28rem;
    padding: 2.88rem 6.48rem;
    background: linear-gradient(135deg, #ff8a00 0%, #e67300 100%);
    color: #fef8f0;
    text-decoration: none;
    font-weight: 700;
    letter-spacing: 2.8px;
    transition: all 0.42s cubic-bezier(0.25, 0.46, 0.45, 0.94);
    box-shadow: 0 24px 72px rgba(255, 138, 0, 0.48), 0 0 48px rgba(255, 138, 0, 0.22);
    position: relative;
    overflow: hidden;
    text-transform: uppercase;
}

.contact-link::before {
    content: '';
    position: absolute;
    top: 0;
    left: -100%;
    width: 100%;
    height: 100%;
    background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.38), transparent);
    transition: left 0.68s ease;
}

.contact-link:hover::before {
    left: 100%;
}

.contact-link:hover {
    transform: translateY(-8px);
    box-shadow: 0 36px 98px rgba(255, 138, 0, 0.62), 0 0 68px rgba(255, 138, 0, 0.32);
}

.contact-link .icon {
    font-size: 2.88rem;
}

#footer {
    background: linear-gradient(135deg, #1c1c28 0%, #2d2d3a 100%);
    backdrop-filter: blur(28px);
    padding: 7.28rem 0;
    text-align: center;
    color: rgba(254, 248, 240, 0.88);
    border-top: 2px solid rgba(255, 138, 0, 0.38);
}

#footer a {
    color: #ffa726;
    text-decoration: none;
    transition: color 0.35s ease;
    font-weight: 600;
}

#footer a:hover {
    color: #fef8f0;
}

@media screen and (max-width: 1200px) {
    .hero-content {
        grid-template-columns: 1fr;
        gap: 8.28rem;
        text-align: center;
    }

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

    .hero-image {
        max-width: 620px;
        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 3.8rem;
        height: 84px;
    }

    html {
        scroll-padding-top: 84px;
    }

    .nav-menu {
        position: fixed;
        top: 84px;
        left: 0;
        right: 0;
        background: rgba(254, 248, 240, 0.99);
        backdrop-filter: blur(38px);
        flex-direction: column;
        padding: 7.28rem;
        gap: 0;
        box-shadow: 0 32px 88px rgba(28, 28, 40, 0.38), 0 0 48px rgba(255, 138, 0, 0.14);
        transform: translateY(-150%);
        transition: transform 0.48s cubic-bezier(0.25, 0.46, 0.45, 0.94);
        border-bottom: 2px solid rgba(255, 138, 0, 0.32);
    }

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

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

    .nav-menu li a {
        width: 100%;
        text-align: center;
        padding: 2.08rem;
        border-bottom: 2px solid rgba(255, 138, 0, 0.18);
    }

    .mobile-toggle {
        display: block;
    }

    .hero-text h1 {
        font-size: 4.28rem;
    }

    .section-header h2 {
        font-size: 4.08rem;
    }

    .timeline::before {
        left: 48px;
    }

    .timeline-item {
        grid-template-columns: 1fr;
        gap: 4.48rem;
        margin-bottom: 8.28rem;
        padding-left: 10.28rem;
    }

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

    .timeline-year::after {
        left: -88px;
        right: auto;
    }

    .contact-card {
        padding: 9.68rem 7.28rem;
    }
}

@media screen and (max-width: 600px) {
    .container {
        padding: 0 2.88rem;
    }

    .nav-container {
        padding: 0 2.88rem;
        height: 78px;
    }

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

    #hero {
        padding: 138px 0 108px;
    }

    .hero-text h1 {
        font-size: 3.48rem;
    }

    .hero-subtitle {
        font-size: 1.38rem;
    }

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

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

    section {
        padding: 98px 0;
    }

    .section-header {
        margin-bottom: 7.28rem;
    }

    .section-header h2 {
        font-size: 3.48rem;
    }

    .profile-card {
        padding: 4.08rem;
    }

    .timeline-item {
        padding-left: 7.28rem;
    }

    .timeline-content {
        padding: 4.08rem;
    }

    .project-card {
        padding: 5.48rem 4.08rem;
    }

    .contact-card {
        padding: 7.28rem 4.08rem;
    }

    .contact-card h2 {
        font-size: 4.28rem;
    }

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

    .contact-link {
        justify-content: center;
        padding: 2.08rem 4.08rem;
        font-size: 0.88rem;
    }
}