:root {
    --bg: #f1f0ec;
    --panel: rgba(251, 250, 247, 0.75);
    --panel-strong: rgba(255, 254, 252, 0.92);
    --text: #131316;
    --muted: #5c6070;
    --line: rgba(19, 19, 22, 0.1);
    --accent: #2563eb;
    --accent-strong: #0d9488;
    --accent-soft: rgba(37, 99, 235, 0.09);
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.04), 0 10px 28px rgba(0, 0, 0, 0.07);
    --glass-highlight: rgba(255, 255, 255, 0.52);
    --radius-xl: 28px;
    --radius-lg: 20px;
    --radius-md: 14px;
}

[data-theme="dark"] {
    --bg: #0b0b0f;
    --panel: rgba(18, 18, 24, 0.92);
    --panel-strong: rgba(24, 24, 32, 0.96);
    --text: #e8e8ef;
    --muted: #888c9a;
    --line: rgba(255, 255, 255, 0.09);
    --accent: #60a5fa;
    --accent-strong: #2dd4bf;
    --accent-soft: rgba(96, 165, 250, 0.12);
    --shadow: 0 1px 4px rgba(0, 0, 0, 0.3), 0 12px 36px rgba(0, 0, 0, 0.45);
    --glass-highlight: rgba(255, 255, 255, 0.05);
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: 88px;
    overflow-x: hidden;
}

body {
    margin: 0;
    min-height: 100vh;
    min-height: 100svh;
    color: var(--text);
    font-family: "Inter", sans-serif;
    font-feature-settings: "ss01" 1, "cv02" 1, "cv04" 1;
    text-rendering: optimizeLegibility;
    -webkit-text-size-adjust: 100%;
    text-size-adjust: 100%;
    background:
        radial-gradient(ellipse 70% 50% at 5% 0%, rgba(37, 99, 235, 0.06), transparent),
        radial-gradient(ellipse 60% 40% at 95% 5%, rgba(13, 148, 136, 0.05), transparent),
        var(--bg);
}

[data-theme="dark"] body {
    background:
        radial-gradient(ellipse 70% 50% at 5% 0%, rgba(96, 165, 250, 0.05), transparent),
        radial-gradient(ellipse 60% 40% at 95% 5%, rgba(45, 212, 191, 0.04), transparent),
        var(--bg);
}

body::before {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.04), transparent 50%);
    opacity: 1;
}

body::after {
    content: "";
    position: fixed;
    inset: auto auto 0 -120px;
    width: 420px;
    height: 420px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.09), transparent 70%);
    filter: blur(28px);
    pointer-events: none;
}

.skip-link {
    position: absolute;
    top: -40px;
    left: 0;
    background: var(--accent);
    color: white;
    padding: 8px 16px;
    text-decoration: none;
    z-index: 100;
    border-radius: 0 0 4px 0;
}

.skip-link:focus {
    top: 0;
}

button,
a {
    font: inherit;
    -webkit-tap-highlight-color: transparent;
}

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

.welcome-screen {
    position: fixed;
    inset: 0;
    z-index: 40;
    display: grid;
    place-items: center;
    padding: 20px;
    background: linear-gradient(145deg, rgb(241, 240, 236), rgb(235, 233, 228));
    backdrop-filter: blur(14px) saturate(115%);
    opacity: 1;
    transition: opacity 320ms ease;
}

[data-theme="dark"] .welcome-screen {
    background: linear-gradient(145deg, rgb(11, 11, 15), rgb(16, 16, 22));
}

.welcome-screen.is-hidden {
    opacity: 0;
    pointer-events: none;
}

.welcome-card {
    width: min(800px, 95%);
    padding: 32px 34px;
    border-radius: 28px;
    text-align: center;
    border: 1px solid var(--line);
    background: linear-gradient(155deg, rgba(255, 255, 255, 0.76), rgba(240, 248, 255, 0.5));
    box-shadow: var(--shadow);
    animation: welcomeRise 520ms cubic-bezier(0.2, 0.7, 0.2, 1);
}

[data-theme="dark"] .welcome-card {
    background: linear-gradient(155deg, rgba(12, 22, 40, 0.9), rgba(10, 17, 32, 0.82));
}

.welcome-card h2,
.welcome-subtitle {
    margin: 0;
}

.welcome-card h2 {
    font-family: "Georgia", serif;
    font-size: clamp(1.6rem, 3.8vw, 2.2rem);
    line-height: 1.05;
    letter-spacing: -0.015em;
    color: var(--text);
}

.welcome-name {
    background: linear-gradient(90deg, #0d9488, #2563eb);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 10px 28px rgba(37, 99, 235, 0.18);
    white-space: nowrap;
}

[data-theme="dark"] .welcome-name {
    background: linear-gradient(90deg, #2dd4bf, #60a5fa);
    -webkit-background-clip: text;
    background-clip: text;
    color: transparent;
    text-shadow: 0 10px 30px rgba(96, 165, 250, 0.35);
}

.welcome-card h2::after {
    content: "";
    display: block;
    width: 112px;
    height: 2px;
    margin: 14px auto 0;
    border-radius: 999px;
    background: linear-gradient(90deg, var(--accent), var(--accent-strong));
}

.welcome-subtitle {
    margin-top: 14px;
    letter-spacing: 0.12em;
    font-size: 0.8rem;
    color: var(--muted);
    font-weight: 600;
    text-transform: uppercase;
}

@keyframes welcomeRise {
    from {
        opacity: 0;
        transform: translateY(16px) scale(0.98);
    }
    to {
        opacity: 1;
        transform: translateY(0) scale(1);
    }
}

.grid-glow {
    position: fixed;
    inset: auto 6% 8% auto;
    width: 22rem;
    height: 22rem;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.09), transparent 65%);
    filter: blur(30px);
    pointer-events: none;
}

.page-shell {
    position: relative;
    width: min(1180px, calc(100% - 40px));
    margin: 0 auto;
    padding: 20px 0 40px;
}

.topbar {
    position: sticky;
    top: 14px;
    z-index: 20;
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 28px;
    padding: 14px 18px;
    border: 1px solid var(--line);
    border-radius: 999px;
    background: linear-gradient(135deg, rgba(255, 254, 252, 0.82), rgba(245, 243, 239, 0.62));
    backdrop-filter: blur(16px) saturate(120%);
    box-shadow: var(--shadow);
}

[data-theme="dark"] .topbar {
    background: linear-gradient(135deg, rgba(20, 20, 28, 0.88), rgba(14, 14, 20, 0.76));
}

.quick-nav {
    display: flex;
    justify-content: center;
    flex-wrap: nowrap;
    gap: 6px;
    position: static;
    max-height: unset;
    padding: 0;
    background: none;
    border: none;
    overflow: visible;
    flex: 1;
    margin: 0 auto;
}

.nav-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 0;
    color: var(--text);
    touch-action: manipulation;
}

.nav-toggle span {
    width: 24px;
    height: 2.5px;
    background: var(--text);
    border-radius: 2px;
    transition: transform 300ms ease, opacity 300ms ease;
}

.nav-toggle[aria-expanded="true"] span:nth-child(1) {
    transform: rotate(45deg) translate(9px, 9px);
}

.nav-toggle[aria-expanded="true"] span:nth-child(2) {
    opacity: 0;
}

.nav-toggle[aria-expanded="true"] span:nth-child(3) {
    transform: rotate(-45deg) translate(7px, -7px);
}

.quick-nav a,
.theme-toggle,
.button,
.contact-card,
.case-card,
.brief-card,
.recognition-card,
.timeline-card,
.skill-panel,
.contact-action-btn,
.scroll-top-btn {
    transition: transform 180ms ease, background-color 180ms ease, border-color 180ms ease, color 180ms ease, box-shadow 180ms ease;
}

.quick-nav a {
    padding: 8px 12px;
    border-radius: 999px;
    color: var(--text);
    text-decoration: none;
    border: 1px solid transparent;
    font-size: 0.85rem;
}

.quick-nav a:hover,
.quick-nav a:focus-visible {
    border-color: var(--line);
    background: var(--accent-soft);
    transform: translateY(-1px);
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 46px;
    height: 46px;
    padding: 0;
    border: 1px solid var(--line);
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.26);
    color: var(--text);
    cursor: pointer;
    backdrop-filter: blur(8px);
    position: relative;
    flex-shrink: 0;
    margin-left: auto;
    touch-action: manipulation;
}

.theme-icon {
    font-size: 1.15rem;
    line-height: 1;
    transition: transform 180ms ease;
}

.theme-icon-moon {
    display: none;
}

.theme-toggle::after {
    content: "Dark mode";
    position: absolute;
    top: calc(100% + 8px);
    left: 50%;
    transform: translate(-50%, -4px);
    padding: 6px 10px;
    border-radius: 8px;
    border: 1px solid var(--line);
    background: var(--panel-strong);
    color: var(--text);
    font-size: 0.75rem;
    letter-spacing: 0.04em;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 180ms ease, transform 180ms ease;
}

[data-theme="dark"] .theme-toggle::after {
    content: "Light mode";
}

.theme-toggle:hover::after,
.theme-toggle:focus-visible::after {
    opacity: 1;
    transform: translate(-50%, 0);
}

.theme-toggle:hover .theme-icon,
.theme-toggle:focus-visible .theme-icon {
    transform: scale(1.08);
}

[data-theme="dark"] .theme-icon-sun {
    display: none;
}

[data-theme="dark"] .theme-icon-moon {
    display: inline;
}

main {
    display: grid;
    gap: 28px;
}

main > section:not(.hero),
.footer {
    content-visibility: auto;
    contain-intrinsic-size: 900px;
}

.panel {
    position: relative;
    border: 1px solid var(--line);
    background: linear-gradient(155deg, var(--panel), rgba(255, 255, 255, 0.34));
    backdrop-filter: blur(20px) saturate(125%);
    border-radius: var(--radius-xl);
    overflow: hidden;
    box-shadow: var(--shadow);
}

.panel::before {
    content: "";
    position: absolute;
    inset: 0;
    pointer-events: none;
    background: linear-gradient(135deg, var(--glass-highlight), rgba(255, 255, 255, 0.06) 36%, transparent 60%);
}

[data-theme="dark"] .panel {
    background: linear-gradient(155deg, rgba(20, 20, 28, 0.92), rgba(16, 16, 22, 0.88));
}

.timeline-card {
    position: relative;
    padding: 24px;
    border-radius: var(--radius-lg);
    background: var(--panel);
    border: 1px solid var(--line);
    box-shadow: var(--shadow);
}

.brief-card,
.case-card,
.recognition-card,
.skill-panel,
.subtimeline-card,
.contact-card {
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow);
}

.brief-card {
    position: relative;
    padding: 24px;
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.75), rgba(255, 255, 255, 0.56));
    overflow: hidden;
}

[data-theme="dark"] .brief-card {
    background: linear-gradient(145deg, rgba(28, 38, 55, 0.9), rgba(24, 33, 48, 0.84));
}

.brief-card::after {
    content: "";
    position: absolute;
    right: -44px;
    bottom: -44px;
    width: 130px;
    height: 130px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.05), transparent 68%);
}

.case-card,
.recognition-card,
.skill-panel {
    padding: 24px;
    background: linear-gradient(152deg, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.44));
    backdrop-filter: blur(8px);
}

[data-theme="dark"] .case-card,
[data-theme="dark"] .recognition-card,
[data-theme="dark"] .skill-panel {
    background: linear-gradient(152deg, rgba(28, 38, 55, 0.84), rgba(20, 29, 42, 0.8));
}

.case-card {
    position: relative;
    overflow: hidden;
}

.case-card::after {
    content: "";
    position: absolute;
    inset: auto -60px -70px auto;
    width: 160px;
    height: 160px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.06), transparent 66%);
}

.section {
    padding: 32px;
    margin-top: 20px;
    border-top: 1px solid var(--line);
    scroll-margin-top: 88px;
}

.section:first-of-type {
    border-top: none;
    margin-top: 0;
}

.hero {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(320px, 0.9fr);
    align-items: start;
    gap: 22px;
    padding: 28px;
    overflow: hidden;
}

.hero::after {
    content: "";
    position: absolute;
    right: -80px;
    top: -80px;
    width: 240px;
    height: 240px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(13, 148, 136, 0.12), transparent 68%);
    pointer-events: none;
}

.hero-copy,
.hero-aside,
.impact-stack,
.recognition-grid,
.skills-layout,
.footer {
    position: relative;
    z-index: 1;
}

.hero-copy,
.hero-aside,
.hero > .cta-row {
    grid-column: 1 / -1;
}

.eyebrow,
.section-kicker,
.case-type,
.impact-label,
.timeline-role {
    margin: 0;
    color: var(--accent);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.13em;
    text-transform: uppercase;
}

.standout-kicker {
    color: var(--accent);
    font-weight: 700;
}

h1,
h2,
h3,
p,
ul {
    margin-top: 0;
}

h1,
h2,
h3 {
    color: var(--text);
}

h1,
.section-heading h2 {
    font-family: "Georgia", serif;
    line-height: 0.96;
    letter-spacing: -0.02em;
}

h1 {
    margin: 18px 0 18px;
    font-size: clamp(2.2rem, 4.2vw, 3.8rem);
    max-width: 13ch;
}

.hero-copy h1 {
    margin: 0;
    max-width: none;
    font-size: clamp(3rem, 6vw, 5.2rem);
    line-height: 0.88;
    letter-spacing: -0.045em;
}

.hero-identity {
    display: grid;
    grid-template-columns: 1fr auto;
    align-items: center;
    gap: 16px;
    width: 100%;
}

.hero-profile {
    width: 148px;
    height: 148px;
    border-radius: 50%;
    border: 2px solid var(--line);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    overflow: hidden;
    flex: 0 0 auto;
    position: relative;
    justify-self: end;
    margin-top: 0;
    background: linear-gradient(135deg, rgba(37, 99, 235, 0.1), rgba(13, 148, 136, 0.1));
}

.hero-profile img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    display: block;
}

.hero-profile-fallback {
    display: none;
    width: 100%;
    height: 100%;
    align-items: center;
    justify-content: center;
    color: var(--accent);
    font-size: 1.5rem;
    font-weight: 700;
}

.hero-profile.is-fallback .hero-profile-fallback {
    display: flex;
}

.hero-role {
    margin: 4px 0 10px;
    color: var(--muted);
    font-size: 1.1rem;
    font-weight: 500;
    letter-spacing: 0.01em;
}

.hero-tagline {
    margin: 0 0 20px;
    color: var(--text);
    font-family: "Georgia", serif;
    font-size: 1.18rem;
    font-weight: 400;
    font-style: italic;
    line-height: 1.65;
    opacity: 0.82;
}

.hero-intro {
    max-width: none;
    color: var(--muted);
    font-size: 1.03rem;
    line-height: 1.7;
}

.hero-info-list {
    margin: 0;
    padding-left: 20px;
    display: grid;
    gap: 8px;
}

.hero-info-list li {
    color: var(--muted);
}

.cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin: 26px 0 32px;
}

.hero > .cta-row {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 12px;
    margin: 8px 0 18px;
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 52px;
    padding: 0 20px;
    border-radius: 999px;
    text-decoration: none;
    border: 1px solid var(--line);
    font-weight: 600;
    cursor: pointer;
    user-select: none;
    touch-action: manipulation;
}

.button:active {
    transform: translateY(0);
}

.button-primary {
    background: var(--text);
    color: var(--panel-strong);
    border-color: var(--text);
}

.button-primary:hover,
.button-primary:focus-visible,
.button-secondary:hover,
.button-secondary:focus-visible,
.theme-toggle:hover,
.theme-toggle:focus-visible {
    transform: translateY(-2px);
    box-shadow: 0 10px 24px rgba(0, 0, 0, 0.12);
}

.button-secondary {
    color: var(--text);
    background: rgba(255, 255, 255, 0.46);
    backdrop-filter: blur(8px);
}

[data-theme="dark"] .button-secondary {
    background: rgba(255, 255, 255, 0.04);
}

.hero-signals {
    display: grid;
    grid-template-columns: repeat(5, minmax(0, 1fr));
    grid-column: 1 / -1;
    gap: 14px;
    padding: 0;
    margin: 6px 0 0;
    list-style: none;
}

@media (max-width: 1180px) {
    .hero-signals {
        grid-template-columns: repeat(3, minmax(0, 1fr));
    }
}

.hero-signals li {
    padding: 18px;
    border-radius: var(--radius-md);
    background: linear-gradient(155deg, rgba(255, 255, 255, 0.62), rgba(255, 255, 255, 0.36));
    border: 1px solid var(--line);
    backdrop-filter: blur(10px);
}

[data-theme="dark"] .hero-signals li {
    background: rgba(255, 255, 255, 0.03);
}

.signal-award-badge {
    display: block;
    width: fit-content;
    margin-top: 8px;
    padding: 3px 9px;
    border-radius: 999px;
    background: rgba(234, 179, 8, 0.13);
    color: #92400e;
    border: 1px solid rgba(234, 179, 8, 0.38);
    font-size: 0.67rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

[data-theme="dark"] .signal-award-badge {
    background: rgba(251, 191, 36, 0.1);
    color: #fbbf24;
    border-color: rgba(251, 191, 36, 0.28);
}

.signal-team-badge {
    display: block;
    width: fit-content;
    margin-top: 8px;
    padding: 3px 9px;
    border-radius: 999px;
    background: rgba(13, 148, 136, 0.1);
    color: #0f766e;
    border: 1px solid rgba(13, 148, 136, 0.32);
    font-size: 0.67rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

[data-theme="dark"] .signal-team-badge {
    background: rgba(45, 212, 191, 0.09);
    color: #2dd4bf;
    border-color: rgba(45, 212, 191, 0.25);
}

.counter {
    display: block;
    margin-bottom: 10px;
    font-size: clamp(1.8rem, 3vw, 2.8rem);
    line-height: 1;
}

.counter::after {
    content: attr(data-suffix);
    font-size: 0.56em;
    line-height: 1;
    vertical-align: baseline;
    margin-left: 0.06em;
}

.counter.counter-break-suffix::after {
    display: block;
    margin-top: 2px;
    margin-left: 0;
}

.hero-signals span,
.section-heading p,
.timeline-card p,
.recognition-card li,
.case-card p,
.case-card li,
.skill-panel p,
.education-stack span,
.contact-card span,
.footer-note {
    color: var(--muted);
    line-height: 1.7;
}

.hero-aside {
    display: grid;
    gap: 16px;
}

.impact-stack {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.impact-card {
    padding: 24px;
    border-radius: var(--radius-lg);
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.72), rgba(255, 255, 255, 0.42));
    border: 1px solid var(--line);
    backdrop-filter: blur(10px);
}

[data-theme="dark"] .impact-card {
    background: linear-gradient(150deg, rgba(30, 41, 58, 0.84), rgba(22, 31, 45, 0.78));
}


.chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0;
    margin: 14px 0 0;
    list-style: none;
}

.skill-category {
    margin-top: 20px;
}

.skill-category-label {
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.11em;
    text-transform: uppercase;
    line-height: 1;
    margin: 0 0 10px;
}

.badge-grid {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    padding: 0;
    margin: 0;
    list-style: none;
}

.chip-list li,
.badge-grid span {
    padding: 10px 12px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--text);
    border: 1px solid var(--line);
}

.section-heading {
    max-width: 700px;
    margin-bottom: 22px;
}

.section-heading h2 {
    margin: 10px 0 12px;
    font-size: clamp(2.1rem, 4vw, 3.8rem);
}

.case-grid,
.recognition-grid,
.skills-layout,
.brief-grid {
    display: grid;
    align-items: start;
    gap: 18px;
}

.brief-grid {
    grid-template-columns: repeat(2, minmax(0, 1fr));
}

.brief-card h3 {
    margin: 10px 0 12px;
    font-size: 1.4rem;
}

.brief-card p {
    color: var(--muted);
    line-height: 1.7;
    position: relative;
    z-index: 1;
}

.case-grid {
    grid-template-columns: repeat(3, minmax(0, 1fr));
}

.case-card:hover,
.brief-card:hover,
.recognition-card:hover,
.timeline-card:hover,
.skill-panel:hover,
.contact-card:hover,
.contact-card:focus-visible {
    transform: translateY(-2px);
}

.card-tools {
    display: flex;
    flex-wrap: wrap;
    gap: 6px;
    margin: 10px 0 12px 0;
}

.tool-badge {
    display: inline-block;
    padding: 4px 10px;
    background: var(--accent-soft);
    color: var(--accent);
    border-radius: 999px;
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.05em;
}

.case-card h3,
.recognition-card h3,
.timeline-card h3,
.skill-panel h3,
.footer h2,
.impact-card h2 {
    margin: 10px 0 12px;
    font-size: 1.45rem;
}

.case-card ul,
.recognition-card ul,
.timeline-card ul {
    padding-left: 18px;
    margin-bottom: 0;
}

.timeline {
    position: relative;
    display: grid;
    gap: 18px;
    padding-left: 34px;
}

.timeline::before {
    content: "";
    position: absolute;
    left: 10px;
    top: 10px;
    bottom: 10px;
    width: 2px;
    border-radius: 999px;
    background: linear-gradient(180deg, var(--accent), rgba(37, 99, 235, 0.1));
}

.timeline-card {
    position: relative;
    padding: 24px;
    border-radius: var(--radius-lg);
    background: var(--panel);
}

.subtimeline-card {
    padding: 18px;
    border-radius: var(--radius-md);
    border: 1px solid var(--line);
    background: linear-gradient(155deg, rgba(255, 255, 255, 0.62), rgba(255, 255, 255, 0.38));
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
}

[data-theme="dark"] .subtimeline-card {
    background: linear-gradient(155deg, rgba(22, 33, 52, 0.82), rgba(16, 24, 38, 0.76));
}

.subtimeline-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 16px;
    margin-top: 20px;
}

.subtimeline-label {
    margin: 0;
    color: var(--accent-strong);
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
}

.subtimeline-card h4 {
    margin: 8px 0 10px;
    color: var(--text);
    font-size: 1rem;
}

.subtimeline-card ul {
    margin: 0;
    padding-left: 18px;
}

.timeline-card::before {
    content: "";
    position: absolute;
    left: -31px;
    top: 28px;
    width: 14px;
    height: 14px;
    border-radius: 50%;
    border: 2px solid var(--accent);
    background: var(--panel-strong);
    box-shadow: 0 0 0 5px rgba(37, 99, 235, 0.1);
}

.timeline-top {
    display: flex;
    justify-content: space-between;
    gap: 16px;
    align-items: flex-start;
}

.timeline-top span,
.education-stack span {
    color: var(--accent);
    font-weight: 700;
}

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

.skills-layout {
    grid-template-columns: minmax(0, 1fr) minmax(0, 1fr);
}

.education-stack {
    display: grid;
    gap: 18px;
}

.education-title {
    color: var(--text);
    font-weight: 700;
}

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

.footer-intro {
    display: grid;
    gap: 14px;
}

.footer-note {
    max-width: 100%;
}

.availability-chips {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
}

.availability-chips span {
    padding: 9px 12px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: var(--accent-soft);
    color: var(--text);
    font-size: 0.9rem;
}

.contact-grid {
    display: grid;
    grid-template-columns: repeat(6, minmax(0, 1fr));
    align-items: stretch;
    gap: 16px;
}

.contact-card {
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 8px;
    min-height: 220px;
    padding: 20px;
    border-radius: var(--radius-md);
    background: linear-gradient(150deg, rgba(255, 255, 255, 0.7), rgba(255, 255, 255, 0.48));
    border: 1px solid var(--line);
    color: var(--text);
    text-decoration: none;
    overflow: hidden;
    touch-action: manipulation;
    box-shadow: var(--shadow);
}

[data-theme="dark"] .contact-card {
    background: linear-gradient(150deg, rgba(28, 38, 55, 0.86), rgba(23, 31, 44, 0.82));
}

.contact-card::after {
    content: "";
    position: absolute;
    right: -36px;
    top: -36px;
    width: 108px;
    height: 108px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(37, 99, 235, 0.08), transparent 70%);
    pointer-events: none;
}

.contact-card p,
.contact-card h3,
.contact-card span {
    margin: 0;
    position: relative;
    z-index: 1;
}

.contact-card p {
    font-size: 0.78rem;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--accent-strong);
    font-weight: 700;
}

.contact-card h3 {
    font-size: 1.05rem;
    line-height: 1.4;
    min-height: 2.8em;
}

.contact-card.email-card {
    grid-column: span 3;
}

.contact-card.call-card {
    grid-column: span 3;
}

.contact-card.linkedin-card,
.contact-card.github-card {
    grid-column: span 3;
}

.contact-card.email-card h3 {
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.contact-card span {
    color: var(--muted);
    line-height: 1.55;
    font-size: 0.9rem;
}

.contact-actions {
    position: relative;
    z-index: 1;
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
    margin-top: auto;
}

.contact-action-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 34px;
    padding: 0 12px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.56);
    color: var(--text);
    text-decoration: none;
    font-size: 0.83rem;
    font-weight: 600;
    cursor: pointer;
    touch-action: manipulation;
}

[data-theme="dark"] .contact-action-btn {
    background: rgba(255, 255, 255, 0.06);
}

.contact-action-btn:hover,
.contact-action-btn:focus-visible {
    border-color: rgba(37, 99, 235, 0.4);
    transform: translateY(-1px);
}

.contact-copy-btn.is-copied,
.contact-icon-btn.is-copied {
    border-color: rgba(13, 148, 136, 0.48);
    color: var(--accent-strong);
}

.contact-icon-btn {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 2;
    width: 30px;
    height: 30px;
    border-radius: 8px;
    border: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.62);
    color: var(--text);
    font-size: 0.9rem;
    cursor: pointer;
    touch-action: manipulation;
}

[data-theme="dark"] .contact-icon-btn {
    background: rgba(255, 255, 255, 0.08);
}

.contact-icon-btn:hover,
.contact-icon-btn:focus-visible {
    border-color: rgba(29, 78, 216, 0.44);
}

.contact-card .contact-external-icon {
    position: absolute;
    top: 12px;
    right: 12px;
    z-index: 4;
    width: 28px;
    height: 28px;
    border-radius: 8px;
    border: 1px solid var(--line);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-size: 0.92rem;
    color: var(--accent);
    background: rgba(255, 255, 255, 0.72);
}

[data-theme="dark"] .contact-card .contact-external-icon {
    background: rgba(255, 255, 255, 0.08);
}

.scroll-top-btn {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 30;
    display: inline-flex;
    align-items: center;
    gap: 6px;
    min-width: 66px;
    padding: 10px 14px;
    border-radius: 999px;
    border: 1px solid var(--line);
    background: linear-gradient(145deg, rgba(255, 255, 255, 0.82), rgba(238, 246, 255, 0.62));
    color: var(--text);
    font-weight: 700;
    cursor: pointer;
    backdrop-filter: blur(10px);
    box-shadow: var(--shadow);
    opacity: 0;
    visibility: hidden;
    transform: translateY(12px);
    transition: opacity 220ms ease, transform 220ms ease, visibility 220ms ease, border-color 180ms ease;
}

[data-theme="dark"] .scroll-top-btn {
    background: linear-gradient(145deg, rgba(14, 24, 41, 0.86), rgba(10, 18, 34, 0.8));
}

.scroll-top-btn.is-visible {
    opacity: 1;
    visibility: visible;
    transform: translateY(0);
}

.scroll-top-btn:hover,
.scroll-top-btn:focus-visible {
    border-color: rgba(37, 99, 235, 0.4);
    transform: translateY(-2px);
}


[data-reveal] {
    opacity: 0;
    transform: translateY(26px);
    transition: opacity 560ms ease, transform 560ms cubic-bezier(0.2, 0.7, 0.2, 1);
    transition-delay: var(--delay, 0ms);
}

[data-reveal="slide-left"] {
    transform: translateX(26px);
}

.is-visible {
    opacity: 1;
    transform: translate(0, 0);
}

@media (prefers-reduced-motion: reduce) {
    html {
        scroll-behavior: auto;
    }

    *,
    *::before,
    *::after {
        animation: none !important;
        transition-duration: 1ms !important;
    }
}

@media (prefers-reduced-motion: reduce), (max-width: 760px) {
    body::before,
    body::after,
    .grid-glow {
        display: none;
    }

    .topbar,
    .panel,
    .theme-toggle,
    .button-secondary,
    .contact-card,
    .scroll-top-btn,
    .impact-card,
    .subtimeline-card {
        backdrop-filter: none;
    }

    .panel,
    .topbar,
    .scroll-top-btn {
        box-shadow: 0 12px 28px rgba(12, 24, 45, 0.12);
    }
}

@media (max-width: 1040px) {
    .hero,
    .footer,
    .skills-layout,
    .brief-grid,
    .case-grid,
    .recognition-grid {
        grid-template-columns: 1fr;
    }

    .hero-signals {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .impact-stack {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 760px) {
    .page-shell {
        width: min(calc(100% - 20px), 1180px);
        padding-top: 10px;
    }

    .topbar {
        position: relative;
        border-radius: 28px;
    }

    .theme-toggle {
        z-index: 10;
    }

    .nav-toggle {
        display: flex;
        margin-right: auto;
        z-index: 11;
    }

    .quick-nav {
        position: absolute;
        top: 100%;
        left: 0;
        right: 0;
        margin-top: 8px;
        flex-direction: column;
        gap: 4px;
        max-height: 0;
        overflow: hidden;
        transition: max-height 300ms ease;
        background: var(--panel-strong);
        backdrop-filter: blur(16px) saturate(130%);
        border: 1px solid var(--line);
        border-radius: 18px;
        padding: 0;
        justify-content: flex-start;
        flex: none;
        margin: 8px 0 0 0;
    }

    .quick-nav.is-open {
        max-height: 500px;
        padding: 12px;
    }

    .quick-nav a {
        padding: 10px 12px;
        display: block;
        width: 100%;
        text-align: left;
    }

    .contact-grid {
        grid-template-columns: repeat(2, minmax(0, 1fr));
    }

    .contact-card.email-card,
    .contact-card.call-card,
    .contact-card.linkedin-card,
    .contact-card.github-card {
        grid-column: span 1;
    }

    .contact-card.email-card h3 {
        white-space: nowrap;
        overflow: hidden;
        text-overflow: ellipsis;
    }

    .hero,
    .section {
        padding: 20px;
    }

    .timeline {
        padding-left: 26px;
    }

    .timeline-card::before {
        left: -23px;
    }

    .timeline-top {
        flex-direction: column;
    }

    h1 {
        max-width: none;
        font-size: clamp(2.8rem, 12vw, 4.5rem);
    }

    .hero-identity {
        grid-template-columns: 1fr auto;
        align-items: center;
        gap: 12px;
    }

    .hero-profile {
        width: 102px;
        height: 102px;
        margin-top: 0;
    }
}

@media (max-width: 560px) {
    .hero-signals {
        grid-template-columns: 1fr;
    }

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

    .contact-card.email-card {
        grid-column: auto;
    }

    .contact-card.call-card,
    .contact-card.linkedin-card,
    .contact-card.github-card {
        grid-column: auto;
    }

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

    .scroll-top-btn {
        right: 14px;
        bottom: 14px;
        min-width: 60px;
    }
}

/* Testimonials Section */
.testimonials {
    background: linear-gradient(155deg, var(--panel), rgba(255, 255, 255, 0.28));
}

.testimonials-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(min(320px, 100%), 1fr));
    gap: 18px;
    margin-top: 24px;
}

.testimonial-card {
    padding: 24px;
    background: var(--panel-strong);
    border: 1px solid var(--line);
    border-radius: var(--radius-lg);
    transition: transform 200ms ease, box-shadow 200ms ease;
}

.testimonial-card:hover {
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.08);
}

.testimonial-text {
    margin: 0 0 16px 0;
    color: var(--text);
    font-size: 0.95rem;
    line-height: 1.7;
    font-style: italic;
}

.testimonial-expand-btn {
    padding: 0;
    margin: -4px 0 16px;
    border: 0;
    background: transparent;
    color: var(--accent);
    font: inherit;
    font-size: 0.88rem;
    font-weight: 700;
    cursor: pointer;
}

.testimonial-expand-btn:hover,
.testimonial-expand-btn:focus-visible {
    color: var(--accent-strong);
}

.testimonial-author {
    display: flex;
    gap: 12px;
    align-items: center;
    padding-top: 12px;
    border-top: 1px solid var(--line);
}


.author-name {
    margin: 0;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--text);
}

.author-role {
    margin: 2px 0 0 0;
    font-size: 0.8rem;
    color: var(--muted);
    letter-spacing: 0.05em;
}

.testimonials-more {
    display: none;
    margin-top: 18px;
}

.testimonials-more.is-open {
    display: grid;
}

.testimonials-toggle-row {
    display: flex;
    justify-content: center;
    margin-top: 24px;
}

.testimonials-source-note {
    margin: 8px 0 0 0;
    font-size: 0.82rem;
    color: var(--muted);
    font-style: italic;
}

.testimonial-label-tag {
    display: inline-block;
    margin: 0 0 10px 0;
    padding: 3px 10px;
    border-radius: 999px;
    background: var(--accent-soft);
    color: var(--accent);
    font-size: 0.72rem;
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
}

.signature-credit {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 10px;
    padding: 48px 32px 40px;
}

.signature-label {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--muted);
}

.signature-img {
    height: 44px;
    width: auto;
    opacity: 0.8;
}

.signature-dark {
    display: none;
}

[data-theme="dark"] .signature-light {
    display: none;
}

[data-theme="dark"] .signature-dark {
    display: block;
}