:root {
    --bg-dark: #071a3d;
    --bg-soft-dark: #0d2d5c;
    --surface-dark: rgba(8, 30, 66, 0.82);
    --surface-strong-dark: #102f60;
    --text-dark: #f5fbff;
    --text-soft-dark: #d2e6f6;
    --muted-dark: #a8c3d9;
    --line-dark: rgba(213, 238, 255, 0.18);
    --line-strong-dark: rgba(213, 238, 255, 0.34);
    --header-bg-dark: rgba(7, 26, 61, 0.72);
    --header-scrolled-bg-dark: rgba(7, 26, 61, 0.92);
    --nav-bg-dark: rgba(115, 187, 235, 0.13);
    --card-bg-dark: rgba(8, 30, 66, 0.78);
    --shadow-sm-dark: 0 12px 30px rgba(1, 13, 35, 0.3);
    --shadow-md-dark: 0 24px 70px rgba(1, 13, 35, 0.46);
    --gradient-dark: linear-gradient(135deg, #071a3d 0%, #174d88 54%, #79c5f5 145%);
    --accent-dark: #6ce0d1;
    --accent-warm-dark: #ffd08a;
    --accent-violet-dark: #c4b2ff;
    --danger-dark: #ff9292;
    --success-dark: #91edb3;

    --bg-light: #d9efff;
    --bg-soft-light: #c3e4fb;
    --surface-light: rgba(255, 255, 255, 0.84);
    --surface-strong-light: #fafdff;
    --text-light: #09254d;
    --text-soft-light: #244d78;
    --muted-light: #476b91;
    --line-light: rgba(9, 37, 77, 0.16);
    --line-strong-light: rgba(9, 37, 77, 0.28);
    --header-bg-light: rgba(217, 239, 255, 0.8);
    --header-scrolled-bg-light: rgba(217, 239, 255, 0.94);
    --nav-bg-light: rgba(255, 255, 255, 0.66);
    --card-bg-light: rgba(255, 255, 255, 0.84);
    --shadow-sm-light: 0 12px 30px rgba(17, 73, 122, 0.14);
    --shadow-md-light: 0 24px 70px rgba(17, 73, 122, 0.2);
    --gradient-light: linear-gradient(135deg, #eaf7ff 0%, #b9e1fb 54%, #79bff0 145%);
    --accent-light: #087c70;
    --accent-warm-light: #a95712;
    --accent-violet-light: #5e4aa8;
    --danger-light: #bd3030;
    --success-light: #12683a;

    --accent: var(--accent-dark);
    --accent-warm: var(--accent-warm-dark);
    --accent-violet: var(--accent-violet-dark);
    --danger: var(--danger-dark);
    --success: var(--success-dark);
    --bg: var(--bg-dark);
    --bg-soft: var(--bg-soft-dark);
    --surface: var(--surface-dark);
    --surface-strong: var(--surface-strong-dark);
    --text: var(--text-dark);
    --text-soft: var(--text-soft-dark);
    --muted: var(--muted-dark);
    --line: var(--line-dark);
    --line-strong: var(--line-strong-dark);
    --header-bg: var(--header-bg-dark);
    --header-scrolled-bg: var(--header-scrolled-bg-dark);
    --nav-bg: var(--nav-bg-dark);
    --card-bg: var(--card-bg-dark);
    --shadow-sm: var(--shadow-sm-dark);
    --shadow-md: var(--shadow-md-dark);
    --page-gradient: var(--gradient-dark);
    --radius: 8px;
    --radius-sm: 6px;
    --container: 1180px;
    --header-height: 76px;
    --transition: 180ms ease;
    --header-bg: rgba(9, 9, 7, 0.66);
    --header-scrolled-bg: rgba(9, 9, 7, 0.86);
    --nav-bg: rgba(255, 255, 255, 0.04);
    --card-bg: rgba(24, 24, 20, 0.78);
}

html[data-theme="light"] {
    color-scheme: light;
    --accent: var(--accent-light);
    --accent-warm: var(--accent-warm-light);
    --accent-violet: var(--accent-violet-light);
    --danger: var(--danger-light);
    --success: var(--success-light);
    --bg: var(--bg-light);
    --bg-soft: var(--bg-soft-light);
    --surface: var(--surface-light);
    --surface-strong: var(--surface-strong-light);
    --text: var(--text-light);
    --text-soft: var(--text-soft-light);
    --muted: var(--muted-light);
    --line: var(--line-light);
    --line-strong: var(--line-strong-light);
    --header-bg: var(--header-bg-light);
    --header-scrolled-bg: var(--header-scrolled-bg-light);
    --nav-bg: var(--nav-bg-light);
    --card-bg: var(--card-bg-light);
    --shadow-sm: var(--shadow-sm-light);
    --shadow-md: var(--shadow-md-light);
    --page-gradient: var(--gradient-light);
}

html[data-theme="dark"] {
    color-scheme: dark;
}

* {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 28px);
}

body {
    margin: 0;
    min-width: 320px;
    overflow-x: hidden;
    background: var(--page-gradient);
    background-attachment: fixed;
    color: var(--text);
    font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
    line-height: 1.6;
    text-rendering: optimizeLegibility;
}

body.nav-open {
    overflow: hidden;
}

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

a {
    color: inherit;
    text-decoration: none;
}

button,
input,
textarea {
    font: inherit;
}

button {
    cursor: pointer;
}

ul,
ol {
    margin: 0;
    padding: 0;
}

::selection {
    background: rgba(98, 217, 201, 0.28);
    color: var(--text);
}

:focus-visible {
    outline: 2px solid var(--accent);
    outline-offset: 4px;
}

.skip-link {
    position: fixed;
    top: 14px;
    left: 14px;
    z-index: 2000;
    transform: translateY(-150%);
    padding: 0.7rem 1rem;
    border-radius: var(--radius-sm);
    background: var(--accent);
    color: #05110f;
    font-weight: 800;
    transition: transform var(--transition);
}

.skip-link:focus {
    transform: translateY(0);
}

.page-shell {
    position: fixed;
    inset: 0;
    z-index: -2;
    pointer-events: none;
    background-image:
        linear-gradient(rgba(247, 244, 234, 0.035) 1px, transparent 1px),
        linear-gradient(90deg, rgba(247, 244, 234, 0.035) 1px, transparent 1px);
    background-size: 72px 72px;
    mask-image: linear-gradient(to bottom, black, transparent 82%);
}

.scroll-bar {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 2001;
    width: 0;
    height: 3px;
    background: linear-gradient(90deg, var(--accent), var(--accent-warm), var(--accent-violet));
}

.container {
    width: min(calc(100% - 40px), var(--container));
    margin-inline: auto;
}

.section-pad {
    padding: 118px 0;
}

.soft-section {
    background: linear-gradient(180deg, transparent, rgba(255, 255, 255, 0.028), transparent);
}

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    z-index: 1000;
    width: 100%;
    border-bottom: 1px solid transparent;
    background: var(--header-bg);
    backdrop-filter: blur(18px);
    transition: border-color var(--transition), background var(--transition);
}

.site-header.is-scrolled {
    border-bottom-color: var(--line);
    background: var(--header-scrolled-bg);
}

.header-layout {
    display: flex;
    align-items: center;
    justify-content: space-between;
    min-height: var(--header-height);
    gap: 24px;
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-weight: 800;
    letter-spacing: 0;
}

.brand-mark {
    display: grid;
    width: 42px;
    height: 42px;
    place-items: center;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    background: linear-gradient(145deg, rgba(98, 217, 201, 0.18), rgba(255, 184, 107, 0.12));
    color: var(--text);
    font-size: 0.82rem;
}

.brand-text {
    color: var(--text-soft);
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 6px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--nav-bg);
}

.site-nav a {
    padding: 0.55rem 0.78rem;
    border-radius: var(--radius-sm);
    color: var(--muted);
    font-size: 0.9rem;
    font-weight: 700;
    transition: color var(--transition), background var(--transition);
}

.site-nav a:hover,
.site-nav a.is-active {
    background: rgba(98, 217, 201, 0.1);
    color: var(--text);
}

.header-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.theme-toggle {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    flex: 0 0 auto;
    gap: 0.42rem;
    min-height: 44px;
    padding: 0.55rem 0.75rem;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    background: var(--nav-bg);
    color: var(--text);
    font-size: 0.82rem;
    font-weight: 800;
    transition: transform var(--transition), border-color var(--transition), background var(--transition);
}

.theme-toggle:hover {
    border-color: var(--accent);
    background: rgba(98, 217, 201, 0.1);
    transform: translateY(-1px);
}

.theme-toggle-icon {
    flex: 0 0 1.125rem;
    width: 1.125rem;
    text-align: center;
    font-size: 1rem;
    line-height: 1;
}

.menu-button {
    display: none;
    width: 44px;
    height: 44px;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.04);
}

.menu-button span {
    display: block;
    width: 18px;
    height: 2px;
    margin: 5px auto;
    border-radius: 999px;
    background: var(--text);
    transition: transform var(--transition);
}

.menu-button.is-active span:first-child {
    transform: translateY(3.5px) rotate(45deg);
}

.menu-button.is-active span:last-child {
    transform: translateY(-3.5px) rotate(-45deg);
}

.button {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    min-height: 46px;
    padding: 0.82rem 1.05rem;
    border: 1px solid transparent;
    border-radius: var(--radius);
    font-weight: 800;
    letter-spacing: 0;
    line-height: 1;
    transition:
        transform var(--transition),
        border-color var(--transition),
        background var(--transition),
        color var(--transition),
        box-shadow var(--transition);
}

.button:hover {
    transform: translateY(-2px);
}

.button-primary {
    background: var(--accent);
    color: #041210;
    box-shadow: 0 4px 0 #3fa697, 0 12px 28px rgba(98, 217, 201, 0.18);
    transform: translateY(0);
}

.button-primary:hover {
    background: #82eadf;
    transform: translateY(-2px);
    box-shadow: 0 6px 0 #3fa697, 0 15px 30px rgba(98, 217, 201, 0.25);
}

.button-primary:active {
    transform: translateY(4px);
    box-shadow: 0 0px 0 #3fa697, 0 5px 10px rgba(98, 217, 201, 0.2);
}

.button-secondary,
.button-ghost {
    border-color: var(--line-strong);
    background: rgba(255, 255, 255, 0.035);
    color: var(--text);
}

.button-secondary:hover,
.button-ghost:hover {
    border-color: rgba(98, 217, 201, 0.58);
    background: rgba(98, 217, 201, 0.09);
}

.button-small {
    min-height: 40px;
    padding: 0.7rem 0.88rem;
    font-size: 0.9rem;
}

.button-disabled {
    opacity: 0.65;
    cursor: not-allowed;
}

.hero {
    min-height: 100svh;
    display: grid;
    align-items: center;
    padding-top: calc(var(--header-height) + 72px);
}

.hero-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.05fr) minmax(320px, 0.75fr);
    gap: clamp(42px, 7vw, 92px);
    align-items: center;
}

.eyebrow,
.card-kicker {
    margin: 0 0 16px;
    color: var(--accent);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.hero h1,
.section-intro h2,
.section-heading h2,
.contact-copy h2,
.education-panel h2 {
    margin: 0;
    letter-spacing: 0;
    line-height: 1.02;
}

/* Updated Typography for better readability */
.hero h1 {
    max-width: 820px;
    font-size: clamp(3rem, 7vw, 6rem);
    line-height: 1.15;
    letter-spacing: -0.03em;
    background: linear-gradient(135deg, var(--text) 0%, var(--muted) 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    text-shadow: 0 10px 30px rgba(255, 255, 255, 0.05);
}

.hero-lead {
    max-width: 690px;
    margin: 28px 0 0;
    color: var(--text-soft);
    font-size: clamp(1.1rem, 2vw, 1.25rem);
    line-height: 1.7;
    font-weight: 400;
}

.hero-meta {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin: 28px 0 0;
}

.hero-meta span,
.tag-list span {
    display: inline-flex;
    align-items: center;
    min-height: 34px;
    padding: 0.46rem 0.7rem;
    border: 1px solid var(--line);
    border-radius: var(--radius-sm);
    background: rgba(255, 255, 255, 0.045);
    color: var(--text-soft);
    font-size: 0.88rem;
    font-weight: 750;
}

.hero-actions,
.project-actions {
    display: flex;
    flex-wrap: wrap;
    gap: 12px;
    margin-top: 34px;
}

.social-row {
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    margin-top: 30px;
}

.social-row a,
.footer-links a {
    color: var(--muted);
    font-size: 0.94rem;
    font-weight: 800;
    transition: color var(--transition);
}

.social-row a {
    padding: 0.45rem 0.62rem;
    border: 1px solid transparent;
    border-radius: var(--radius-sm);
}

.social-row a:hover,
.footer-links a:hover {
    color: var(--accent);
}

.social-row a:hover {
    border-color: var(--line);
    background: rgba(255, 255, 255, 0.035);
}

.hero-visual {
    display: grid;
    gap: 18px;
}

.portrait-block,
.hero-card,
.metric,
.focus-grid article,
.skill-card,
.process-grid article,
.education-panel,
.contact-form,
.contact-methods a,
.browser-mockup {
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: var(--card-bg);
    box-shadow: var(--shadow-sm);
    backdrop-filter: blur(18px);
}

.portrait-block {
    overflow: hidden;
    aspect-ratio: 1 / 1;
}

.portrait-block img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.hero-card {
    padding: 24px;
}

.hero-card h2 {
    margin: 0;
    font-size: clamp(1.35rem, 3vw, 2rem);
    line-height: 1.1;
}

.signal-list,
.project-facts {
    display: grid;
    gap: 14px;
    margin: 22px 0 0;
}

.signal-list div,
.project-facts div {
    display: grid;
    gap: 3px;
}

dt {
    color: var(--muted);
    font-size: 0.75rem;
    font-weight: 900;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

dd {
    margin: 0;
    color: var(--text-soft);
}

.stats-band {
    padding: 34px 0;
    border-block: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.025);
}

.stats-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.metric {
    padding: 24px;
}

.metric strong {
    display: block;
    color: var(--text);
    font-size: clamp(2rem, 4vw, 3rem);
    line-height: 1;
}

.metric span {
    display: block;
    margin-top: 10px;
    color: var(--muted);
    font-weight: 750;
}

.two-column,
.contact-grid {
    display: grid;
    grid-template-columns: minmax(240px, 0.68fr) minmax(0, 1fr);
    gap: clamp(36px, 7vw, 92px);
    align-items: start;
}

.section-intro,
.contact-copy {
    position: sticky;
    top: calc(var(--header-height) + 36px);
}

.section-intro h2,
.section-heading h2,
.contact-copy h2,
.education-panel h2 {
    font-size: clamp(2.25rem, 5vw, 4.35rem);
}

.section-heading {
    max-width: 780px;
    margin-bottom: 48px;
}

.section-heading p,
.content-stack p,
.contact-copy p,
.education-panel p {
    color: var(--text-soft);
    font-size: 1.03rem;
}

.content-stack > p:first-child {
    margin-top: 0;
}

.focus-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 14px;
    margin-top: 32px;
}

.focus-grid article,
.process-grid article {
    padding: 24px;
}

.focus-grid span,
.process-grid span {
    color: var(--accent-warm);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.08em;
}

.focus-grid h3,
.skill-card h3,
.process-grid h3 {
    margin: 12px 0 8px;
    color: var(--text);
    line-height: 1.15;
}

.focus-grid p,
.skill-card p,
.process-grid p,
.feature-list,
.project-content p {
    color: var(--muted);
}

.skill-grid {
    display: grid;
    grid-template-columns: repeat(3, minmax(0, 1fr));
    gap: 16px;
}

.skill-card {
    min-height: 280px;
    padding: 26px;
}

.skill-card.wide {
    grid-column: span 2;
}

.skill-card h3 {
    max-width: 620px;
    margin-top: 0;
    font-size: clamp(1.45rem, 3vw, 2.35rem);
}

.tag-list {
    display: flex;
    flex-wrap: wrap;
    gap: 9px;
    margin-top: 22px;
}

.projects-heading {
    max-width: 840px;
}

.project-stack {
    display: grid;
    gap: 84px;
}

.project-showcase {
    display: grid;
    grid-template-columns: minmax(0, 1.1fr) minmax(360px, 0.9fr);
    gap: clamp(28px, 5vw, 64px);
    align-items: center;
}

.project-showcase.is-reversed .browser-mockup {
    order: 2;
}

.browser-mockup {
    overflow: hidden;
    margin: 0;
    background: var(--surface-strong);
    transition: transform var(--transition), border-color var(--transition), box-shadow var(--transition);
}

.browser-bar {
    display: flex;
    align-items: center;
    gap: 7px;
    min-height: 42px;
    padding: 0 14px;
    border-bottom: 1px solid var(--line);
    background: rgba(255, 255, 255, 0.045);
}

.browser-bar span {
    width: 10px;
    height: 10px;
    border-radius: 999px;
    background: var(--accent-warm);
}

.browser-bar span:nth-child(2) {
    background: var(--accent);
}

.browser-bar span:nth-child(3) {
    background: var(--accent-violet);
}

.browser-bar small {
    min-width: 0;
    margin-left: 8px;
    overflow: hidden;
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 800;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.browser-screen {
    aspect-ratio: 16 / 10;
    overflow: hidden;
    background: var(--surface-strong);
}

.browser-screen img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: top center;
    transition: transform 600ms ease;
}

.roadpulse-screen {
    position: relative;
    isolation: isolate;
    min-height: 300px;
    background:
        radial-gradient(circle at 74% 35%, rgba(98, 217, 201, 0.2), transparent 18%),
        linear-gradient(135deg, #122820, #0c1715 58%, #142724);
}

.roadpulse-map-grid {
    position: absolute;
    inset: -12%;
    z-index: -1;
    opacity: 0.38;
    background-image:
        linear-gradient(28deg, transparent 48%, rgba(236, 244, 237, 0.22) 49%, rgba(236, 244, 237, 0.22) 51%, transparent 52%),
        linear-gradient(122deg, transparent 48%, rgba(236, 244, 237, 0.16) 49%, rgba(236, 244, 237, 0.16) 51%, transparent 52%);
    background-size: 92px 78px, 130px 112px;
    transform: rotate(-8deg) scale(1.2);
}

.roadpulse-route {
    position: absolute;
    height: 11px;
    border-radius: 999px;
    box-shadow: 0 0 0 5px rgba(247, 244, 234, 0.09);
}

.route-one {
    top: 54%;
    left: -6%;
    width: 88%;
    background: linear-gradient(90deg, #80e6a5 0 30%, #ffb86b 30% 66%, #ff7a7a 66%);
    transform: rotate(-22deg);
}

.route-two {
    top: 48%;
    right: -14%;
    width: 76%;
    background: linear-gradient(90deg, #62d9c9 0 38%, #ffb86b 38% 64%, #80e6a5 64%);
    transform: rotate(35deg);
}

.roadpulse-panel,
.roadpulse-alert,
.roadpulse-legend {
    position: absolute;
    border: 1px solid rgba(247, 244, 234, 0.16);
    border-radius: var(--radius-sm);
    background: rgba(8, 18, 16, 0.82);
    box-shadow: 0 14px 30px rgba(0, 0, 0, 0.28);
    backdrop-filter: blur(10px);
}

.roadpulse-panel {
    top: 9%;
    left: 7%;
    display: grid;
    gap: 5px;
    padding: 16px;
}

.roadpulse-panel p,
.roadpulse-alert span {
    margin: 0;
    color: #62d9c9;
    font-size: 0.72rem;
    font-weight: 900;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.roadpulse-panel strong,
.roadpulse-alert strong {
    color: #f7f4ea;
    font-size: 0.93rem;
}

.roadpulse-status,
.roadpulse-legend span {
    display: inline-flex;
    align-items: center;
    gap: 6px;
    color: #d5d0c3;
    font-size: 0.75rem;
}

.roadpulse-status i,
.roadpulse-legend i {
    width: 8px;
    height: 8px;
    border-radius: 50%;
    background: #ffb86b;
}

.roadpulse-alert {
    right: 7%;
    bottom: 13%;
    display: grid;
    gap: 5px;
    padding: 14px;
}

.roadpulse-legend {
    bottom: 7%;
    left: 7%;
    display: flex;
    gap: 10px;
    padding: 10px 12px;
}

.roadpulse-legend .clear { background: #80e6a5; }
.roadpulse-legend .slow { background: #ffb86b; }
.roadpulse-legend .blocked { background: #ff7a7a; }

.project-showcase:hover .browser-screen img {
    transform: scale(1.035);
}

.project-content h3 {
    margin: 18px 0 16px;
    font-size: clamp(2rem, 4.6vw, 4.1rem);
    line-height: 1.03;
    letter-spacing: 0;
}

.project-topline {
    display: flex;
    flex-wrap: wrap;
    align-items: center;
    gap: 10px;
}

.project-topline span,
.project-topline strong {
    display: inline-flex;
    align-items: center;
    min-height: 30px;
    padding: 0.38rem 0.64rem;
    border-radius: var(--radius-sm);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.06em;
    text-transform: uppercase;
}

.project-topline span {
    border: 1px solid rgba(98, 217, 201, 0.3);
    color: var(--accent);
}

.project-topline strong {
    background: rgba(128, 230, 165, 0.13);
    color: var(--success);
}

.feature-list {
    display: grid;
    gap: 8px;
    margin: 20px 0 0;
}

.feature-list li {
    list-style: none;
    position: relative;
    padding-left: 20px;
}

.feature-list li::before {
    content: "";
    position: absolute;
    left: 0;
    top: 0.68em;
    width: 7px;
    height: 7px;
    border-radius: 999px;
    background: var(--accent);
}

.process-grid {
    display: grid;
    grid-template-columns: repeat(4, minmax(0, 1fr));
    gap: 16px;
}

.education-panel {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 28px;
    align-items: center;
    padding: clamp(28px, 5vw, 52px);
}

.education-panel p {
    margin-bottom: 0;
}

.contact-section {
    padding-bottom: 90px;
}

.contact-methods {
    display: grid;
    gap: 12px;
    margin-top: 32px;
}

.contact-methods a {
    display: grid;
    gap: 4px;
    padding: 18px;
}

.contact-methods span {
    color: var(--muted);
    font-size: 0.78rem;
    font-weight: 900;
    letter-spacing: 0.07em;
    text-transform: uppercase;
}

.contact-methods strong {
    color: var(--text-soft);
    overflow-wrap: anywhere;
}

.contact-form {
    display: grid;
    gap: 18px;
    padding: clamp(22px, 4vw, 34px);
}

.form-row {
    display: grid;
    gap: 8px;
}

.form-row label {
    color: var(--text-soft);
    font-weight: 800;
}

.form-row input,
.form-row textarea {
    width: 100%;
    border: 1px solid var(--line);
    border-radius: var(--radius);
    background: rgba(255, 255, 255, 0.04);
    color: var(--text);
    padding: 0.92rem 1rem;
    transition: border-color var(--transition), background var(--transition), box-shadow var(--transition);
}

.form-row textarea {
    resize: vertical;
    min-height: 150px;
}

.form-row input:focus,
.form-row textarea:focus {
    border-color: rgba(98, 217, 201, 0.72);
    background: rgba(98, 217, 201, 0.055);
    outline: none;
    box-shadow: 0 0 0 4px rgba(98, 217, 201, 0.12);
}

.form-row.is-invalid input,
.form-row.is-invalid textarea {
    border-color: rgba(255, 122, 122, 0.72);
}

.form-error {
    min-height: 18px;
    color: var(--danger);
    font-size: 0.86rem;
}

.form-status {
    min-height: 24px;
    margin: 0;
    color: var(--success);
    font-weight: 800;
}

.form-status.is-error {
    color: var(--danger);
}

.site-footer {
    border-top: 1px solid var(--line);
    padding: 42px 0;
    background: rgba(255, 255, 255, 0.022);
}

.footer-layout {
    display: grid;
    grid-template-columns: 1.3fr auto;
    gap: 28px;
    align-items: center;
}

.footer-layout p {
    margin: 14px 0 0;
    color: var(--muted);
}

.footer-links {
    display: flex;
    flex-wrap: wrap;
    justify-content: flex-end;
    gap: 18px;
}

.copyright {
    grid-column: 1 / -1;
    padding-top: 22px;
    border-top: 1px solid var(--line);
    font-size: 0.9rem;
}

.back-to-top {
    position: fixed;
    right: 22px;
    bottom: 22px;
    z-index: 900;
    min-width: 54px;
    min-height: 44px;
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    background: var(--header-scrolled-bg);
    color: var(--text);
    font-weight: 900;
    opacity: 0;
    pointer-events: none;
    transform: translateY(10px);
    transition: opacity var(--transition), transform var(--transition), border-color var(--transition);
    backdrop-filter: blur(14px);
}

.back-to-top.is-visible {
    opacity: 1;
    pointer-events: auto;
    transform: translateY(0);
}

.back-to-top:hover {
    border-color: var(--accent);
}

/* =========================================
   3D THEME UPGRADES & PERSPECTIVE
========================================= */

.skill-card,
.hero-card,
.metric {
    --tilt-x: 0deg;
    --tilt-y: 0deg;
    --glow-x: 50%;
    --glow-y: 50%;
    transform-style: preserve-3d;
    perspective: 1200px;
    transition: transform 260ms ease, box-shadow 260ms ease;
}

.skill-card h3,
.skill-card p,
.tag-list,
.metric strong,
.hero-card h2,
.signal-list {
    transform: translateZ(30px);
    transition: transform 0.4s ease;
    will-change: transform;
}

.skill-card:hover,
.metric:hover,
.hero-card:hover {
    transform: translate3d(0, -8px, 0) rotateX(var(--tilt-x)) rotateY(var(--tilt-y));
    box-shadow:
        20px 20px 40px rgba(0, 0, 0, 0.5),
        0 0 20px rgba(98, 217, 201, 0.1);
}

.skill-card:hover h3,
.metric:hover strong {
    transform: translateZ(50px);
}

.browser-mockup {
    --tilt-x: 4deg;
    --tilt-y: -6deg;
    --glow-x: 50%;
    --glow-y: 50%;
    transform-style: preserve-3d;
    transform: perspective(1000px) rotateY(var(--tilt-y)) rotateX(var(--tilt-x)) translateZ(0);
    box-shadow:
        -20px 20px 40px rgba(0, 0, 0, 0.6),
        1px 1px 0 rgba(255, 255, 255, 0.1) inset;
    transition: transform 0.6s cubic-bezier(0.2, 0.8, 0.2, 1), box-shadow 0.6s ease;
}

.project-showcase:hover .browser-mockup {
    transform: perspective(1000px) rotateY(var(--tilt-y)) rotateX(var(--tilt-x)) translateZ(20px);
    box-shadow:
        0 30px 60px rgba(0, 0, 0, 0.7),
        0 0 40px rgba(98, 217, 201, 0.15);
}

.project-showcase.is-reversed .browser-mockup {
    --tilt-y: 6deg;
    transform: perspective(1000px) rotateY(var(--tilt-y)) rotateX(var(--tilt-x)) translateZ(0);
    box-shadow:
        20px 20px 40px rgba(0, 0, 0, 0.6),
        1px 1px 0 rgba(255, 255, 255, 0.1) inset;
}

@media (hover: hover) and (pointer: fine) {
    [data-tilt]::after {
        content: "";
        position: absolute;
        inset: 0;
        pointer-events: none;
        border-radius: inherit;
        background: radial-gradient(circle at var(--glow-x) var(--glow-y), rgba(255, 255, 255, 0.13), transparent 36%);
        opacity: 0;
        transition: opacity 220ms ease;
    }

    [data-tilt]:hover::after {
        opacity: 1;
    }
}