*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    scroll-behavior: smooth;
    scroll-padding-top: calc(var(--header-height) + 0.5rem);
    overflow-y: scroll;
    scrollbar-gutter: stable;
}

html::-webkit-scrollbar {
    width: 8px;
}

html::-webkit-scrollbar-track {
    background: var(--color-bg);
}

html::-webkit-scrollbar-thumb {
    background: rgba(255, 255, 255, 0.10);
    border-radius: 999px;
    border: 2px solid var(--color-bg);
}

html::-webkit-scrollbar-thumb:hover {
    background: rgba(255, 255, 255, 0.18);
}

html::-webkit-scrollbar-corner {
    background: var(--color-bg);
}

body,
h1,
h2,
h3,
h4,
p,
ul,
ol {
    margin: 0;
}

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

a {
    color: inherit;
    text-decoration: none;
    -webkit-tap-highlight-color: transparent;
}

button,
input,
textarea,
select {
    font: inherit;
}

ul,
ol {
    padding: 0;
    list-style: none;
}

:root {
    --color-bg: #07090c;
    --color-border: rgba(255, 255, 255, 0.06);
    --color-border-strong: rgba(255, 122, 26, 0.14);
    --color-text: #edf0f3;
    --color-text-muted: rgba(210, 218, 226, 0.72);
    --color-text-soft: rgba(210, 218, 226, 0.50);
    --color-accent: #ff7a1a;
    --color-accent-strong: #ff9b57;
    --color-accent-soft: rgba(255, 122, 26, 0.08);
    --font-display: "Segoe UI Variable Display", "Aptos Display", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    --font-body: "Segoe UI Variable Text", "Aptos", "Segoe UI", Tahoma, sans-serif;
    --container-width: 1160px;
    --header-height: 88px;
    --section-space: clamp(5rem, 9vw, 8.5rem);
    --radius-sm: 12px;
    --radius-md: 18px;
    --radius-lg: 26px;
    --radius-xl: 34px;
    --shadow-lg: 0 20px 50px rgba(0, 0, 0, 0.24);
    --shadow-soft: 0 12px 28px rgba(0, 0, 0, 0.14);
    --shadow-accent: 0 14px 36px rgba(255, 122, 26, 0.06);
    --transition-fast: 180ms ease;
    --transition-base: 320ms cubic-bezier(0.2, 0.8, 0.2, 1);
    --transition-smooth: 480ms cubic-bezier(0.2, 0.8, 0.2, 1);
    --ease-out-expo: cubic-bezier(0.16, 1, 0.3, 1);
}

body {
    min-height: 100vh;
    overflow-x: hidden;
    font-family: var(--font-body);
    line-height: 1.7;
    color: var(--color-text);
    background: var(--color-bg);
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body.menu-open {
    overflow: hidden;
}

body::before,
body::after {
    content: "";
    position: fixed;
    inset: 0;
    pointer-events: none;
}

body::before {
    z-index: -2;
    opacity: 0.50;
    background:
        radial-gradient(circle at 12% 14%, rgba(255, 122, 26, 0.07), transparent 22%),
        radial-gradient(circle at 82% 10%, rgba(112, 160, 204, 0.05), transparent 18%),
        linear-gradient(rgba(255, 255, 255, 0.010) 1px, transparent 1px),
        linear-gradient(90deg, rgba(255, 255, 255, 0.010) 1px, transparent 1px);
    background-size: auto, auto, 88px 88px, 88px 88px;
    mask-image: linear-gradient(180deg, rgba(0, 0, 0, 0.94), rgba(0, 0, 0, 0.2));
}

body::after {
    z-index: -3;
    background:
        radial-gradient(circle at 78% 0%, rgba(255, 122, 26, 0.04), transparent 28%),
        radial-gradient(circle at 16% 72%, rgba(112, 160, 204, 0.04), transparent 20%),
        linear-gradient(180deg, #0f1318 0%, #0a0d11 34%, #070910 100%);
}

::selection {
    color: var(--color-bg);
    background: var(--color-accent);
}

:focus-visible {
    outline: 2px solid rgba(255, 122, 26, 0.60);
    outline-offset: 4px;
}

.page-shell {
    position: relative;
    isolation: isolate;
    padding-top: var(--header-height);
}

.container {
    width: min(var(--container-width), calc(100% - 2rem));
    margin-inline: auto;
}

.section {
    position: relative;
    padding: var(--section-space) 0;
}

.section-label {
    margin-bottom: 1rem;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-accent);
    transition: letter-spacing 400ms var(--ease-out-expo);
}

.section-heading:hover .section-label {
    letter-spacing: 0.24em;
}

.section-heading {
    max-width: 56rem;
    margin-bottom: 3.2rem;
}

.section-heading h2 {
    font-family: var(--font-display);
    font-size: clamp(2.2rem, 4.7vw, 4.1rem);
    line-height: 1.08;
    letter-spacing: -0.035em;
    font-weight: 700;
    background: linear-gradient(135deg, var(--color-text) 0%, var(--color-text) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    transition: all 500ms var(--ease-out-expo);
}

.section-heading:hover h2 {
    background: linear-gradient(135deg, var(--color-text) 40%, var(--color-accent) 100%);
    background-clip: text;
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.accent-text {
    color: var(--color-accent);
}

.skip-link {
    position: absolute;
    top: -4rem;
    left: 1rem;
    z-index: 1200;
    padding: 0.75rem 1rem;
    border-radius: 999px;
    background: var(--color-accent);
    color: var(--color-bg);
    font-weight: 700;
    transition: top var(--transition-fast);
}

.skip-link:focus {
    top: 1rem;
}

/* ===== CARD SYSTEM ===== */

.surface-card,
.project-card,
.skill-card,
.quality-card,
.contact-card {
    position: relative;
    overflow: hidden;
}

.surface-card {
    padding: clamp(1.55rem, 3vw, 2.15rem);
    border: 1px solid var(--color-border);
    border-radius: var(--radius-lg);
    background: linear-gradient(165deg, rgba(255, 255, 255, 0.032), rgba(255, 255, 255, 0.010));
    backdrop-filter: blur(16px);
    box-shadow: var(--shadow-lg);
    transition:
        transform var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-smooth);
}

.surface-card::before,
.project-card::before,
.skill-card::before,
.quality-card::before,
.contact-card::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.020), transparent 45%);
    pointer-events: none;
    transition: opacity 400ms ease;
    opacity: 0.6;
}

.surface-card::after,
.project-card::after,
.skill-card::after,
.quality-card::after,
.contact-card::after {
    content: "";
    position: absolute;
    inset: 0;
    border-radius: inherit;
    background: radial-gradient(
        600px circle at var(--mouse-x, 50%) var(--mouse-y, 50%),
        rgba(255, 122, 26, 0.06),
        transparent 40%
    );
    pointer-events: none;
    opacity: 0;
    transition: opacity var(--transition-base);
}

.surface-card:hover::before,
.project-card:hover::before,
.skill-card:hover::before,
.quality-card:hover::before,
.contact-card:hover::before {
    opacity: 1;
    background: linear-gradient(135deg, rgba(255, 255, 255, 0.04), transparent 55%);
}

.surface-card:hover::after,
.project-card:hover::after,
.skill-card:hover::after,
.quality-card:hover::after,
.contact-card:hover::after {
    opacity: 1;
}

.surface-card--accent {
    background: linear-gradient(165deg, rgba(255, 122, 26, 0.08), rgba(255, 255, 255, 0.020));
    border-color: var(--color-border-strong);
    box-shadow: var(--shadow-accent);
}

.surface-card:hover,
.surface-card:focus-within {
    transform: translateY(-6px) scale(1.008);
    border-color: var(--color-border-strong);
    box-shadow:
        0 28px 60px rgba(0, 0, 0, 0.32),
        0 0 0 1px rgba(255, 122, 26, 0.06);
}

.surface-card--accent:hover,
.surface-card--accent:focus-within {
    border-color: rgba(255, 122, 26, 0.24);
    box-shadow:
        0 24px 56px rgba(255, 122, 26, 0.12),
        0 0 40px rgba(255, 122, 26, 0.04);
}

.surface-card:hover h3,
.skill-card:hover h3,
.quality-card:hover h3 {
    color: var(--color-accent);
}

.surface-card > * {
    position: relative;
    z-index: 1;
}

.surface-card p {
    color: var(--color-text-muted);
    transition: color var(--transition-base);
}

.surface-card:hover p {
    color: var(--color-text);
}

.surface-card p + p {
    margin-top: 1.15rem;
}

.surface-card h3 {
    margin-bottom: 1rem;
    font-family: var(--font-display);
    font-size: clamp(1.45rem, 2.8vw, 1.9rem);
    line-height: 1.08;
    letter-spacing: -0.02em;
    font-weight: 700;
    transition: color var(--transition-base);
}

.detail-list {
    display: grid;
    gap: 0.8rem;
}

.detail-list li {
    padding: 0.95rem 1rem;
    border: 1px solid rgba(255, 255, 255, 0.05);
    border-radius: var(--radius-md);
    background: rgba(6, 10, 13, 0.40);
    color: var(--color-text-muted);
    transition:
        background var(--transition-base),
        border-color var(--transition-base),
        color var(--transition-base),
        transform 200ms var(--ease-out-expo);
}

.detail-list li:hover {
    background: rgba(6, 10, 13, 0.60);
    border-color: rgba(255, 255, 255, 0.08);
    color: var(--color-text);
    transform: translateX(4px);
}

.detail-list--compact li {
    padding: 0.82rem 0.95rem;
}

.tag-row {
    display: flex;
    flex-wrap: wrap;
    gap: 0.6rem;
    margin-top: auto;
}

.tag-row span,
.project-card__tag {
    display: inline-flex;
    align-items: center;
    min-height: 2rem;
    padding: 0.36rem 0.75rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--color-text-muted);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.04em;
    transition:
        background var(--transition-base),
        border-color var(--transition-base),
        color var(--transition-base),
        transform 200ms var(--ease-out-expo);
}

.skill-card:hover .tag-row span,
.quality-card:hover .tag-row span {
    border-color: rgba(255, 122, 26, 0.12);
    background: rgba(255, 122, 26, 0.06);
    color: var(--color-accent);
}

.tag-row span:hover {
    background: rgba(255, 122, 26, 0.10);
    border-color: rgba(255, 122, 26, 0.18);
    color: var(--color-accent);
    transform: translateY(-1px);
}

.project-card__tag {
    transition: all var(--transition-base);
}

.project-card:hover .project-card__tag {
    border-color: rgba(255, 122, 26, 0.14);
    background: rgba(255, 122, 26, 0.06);
}

/* ===== HEADER & NAV ===== */

.site-header {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(7, 9, 12, 0.88);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.18);
    transition:
        background 0.4s ease,
        border-color 0.4s ease,
        box-shadow 0.4s ease,
        backdrop-filter 0.4s ease;
}

.site-header.is-scrolled,
.site-header.is-nav-open {
    background: rgba(7, 9, 12, 0.94);
    border-color: rgba(255, 255, 255, 0.08);
    box-shadow: 0 14px 36px rgba(0, 0, 0, 0.30);
}

.header__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    min-height: var(--header-height);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 0.9rem;
    flex-shrink: 0;
    transition: transform 200ms var(--ease-out-expo);
}

.brand:hover {
    transform: scale(1.02);
}

.brand__mark {
    position: relative;
    overflow: hidden;
    display: grid;
    place-items: center;
    width: 2.85rem;
    height: 2.85rem;
    border: 1px solid rgba(255, 122, 26, 0.14);
    border-radius: 18px;
    background: linear-gradient(145deg, rgba(255, 122, 26, 0.10), rgba(255, 255, 255, 0.03));
    color: var(--color-text);
    font-family: var(--font-display);
    font-size: 1rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    box-shadow: 0 8px 20px rgba(255, 122, 26, 0.04);
    transition:
        border-color 0.4s ease,
        box-shadow 0.4s ease,
        transform 300ms var(--ease-out-expo);
}

.brand:hover .brand__mark {
    border-color: rgba(255, 122, 26, 0.30);
    box-shadow: 0 8px 24px rgba(255, 122, 26, 0.12);
    transform: scale(1.06);
}

.brand__text {
    font-family: var(--font-display);
    font-size: 0.98rem;
    font-weight: 600;
    letter-spacing: 0.04em;
    color: var(--color-text);
    transition: color var(--transition-base);
}

.brand:hover .brand__text {
    color: var(--color-accent);
}

.site-nav {
    display: flex;
    align-items: center;
    gap: 0.35rem;
}

.site-nav__link {
    position: relative;
    padding: 0.78rem 0.95rem;
    border-radius: 999px;
    color: var(--color-text-soft);
    font-size: 0.93rem;
    font-weight: 600;
    transition:
        color 250ms ease,
        background 250ms ease,
        transform 200ms var(--ease-out-expo),
        box-shadow 300ms ease;
    -webkit-tap-highlight-color: transparent;
}

.site-nav__link::after {
    content: "";
    position: absolute;
    bottom: 0.35rem;
    left: 50%;
    width: 0;
    height: 2px;
    background: var(--color-accent);
    border-radius: 999px;
    transform: translateX(-50%);
    transition: width 300ms var(--ease-out-expo);
}

.site-nav__link:hover,
.site-nav__link:focus-visible {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.04);
    transform: translateY(-1px);
}

.site-nav__link:hover::after {
    width: 40%;
}

.site-nav__link.is-active {
    color: var(--color-bg);
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
    box-shadow:
        0 6px 20px rgba(255, 122, 26, 0.20),
        inset 0 1px 0 rgba(255, 255, 255, 0.15);
    transform: translateY(-1px);
}

.site-nav__link.is-active::after {
    display: none;
}

.site-nav__link:active:not(.is-active) {
    transform: translateY(0) scale(0.97);
    transition-duration: 80ms;
}

.nav-toggle {
    display: none;
    align-items: center;
    justify-content: center;
    flex-direction: column;
    gap: 0.34rem;
    width: 3rem;
    height: 3rem;
    padding: 0;
    border: 1px solid var(--color-border);
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--color-text);
    cursor: pointer;
    transition:
        background var(--transition-fast),
        border-color var(--transition-fast),
        transform var(--transition-fast);
}

.nav-toggle:hover,
.nav-toggle:focus-visible {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--color-border-strong);
    transform: scale(1.05);
}

.nav-toggle__line {
    width: 1.1rem;
    height: 2px;
    border-radius: 999px;
    background: currentColor;
    transition:
        transform var(--transition-base),
        opacity var(--transition-base);
}

.site-header.is-nav-open .nav-toggle__line:nth-child(1) {
    transform: translateY(6px) rotate(45deg);
}

.site-header.is-nav-open .nav-toggle__line:nth-child(2) {
    opacity: 0;
}

.site-header.is-nav-open .nav-toggle__line:nth-child(3) {
    transform: translateY(-6px) rotate(-45deg);
}

.header__controls {
    display: flex;
    align-items: center;
    gap: 0.6rem;
    flex-shrink: 0;
}

.lang-toggle {
    display: inline-flex;
    align-items: center;
    gap: 0.3rem;
    height: 2.5rem;
    padding: 0 0.6rem;
    border: 1px solid var(--color-border);
    border-radius: 999px;
    background: rgba(255, 255, 255, 0.03);
    color: var(--color-text-soft);
    cursor: pointer;
    transition:
        background var(--transition-fast),
        border-color var(--transition-fast),
        transform 200ms var(--ease-out-expo);
}

.lang-toggle:hover,
.lang-toggle:focus-visible {
    background: rgba(255, 255, 255, 0.06);
    border-color: var(--color-border-strong);
    transform: scale(1.04);
}

.lang-toggle__sep {
    font-size: 0.78rem;
    color: var(--color-text-soft);
    opacity: 0.5;
    user-select: none;
}

.lang-toggle__btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: 2rem;
    height: 2rem;
    border-radius: 999px;
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.06em;
    color: var(--color-text-soft);
    background: transparent;
    cursor: pointer;
    border: none;
    transition:
        color var(--transition-fast),
        background var(--transition-fast),
        transform 200ms var(--ease-out-expo);
}

.lang-toggle__btn:hover {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.06);
    transform: scale(1.08);
}

.lang-toggle__btn--active {
    color: var(--color-text);
    background: rgba(255, 122, 26, 0.14);
}

.lang-toggle__btn--active:hover {
    background: rgba(255, 122, 26, 0.20);
}

.nav-backdrop {
    position: fixed;
    inset: 0;
    z-index: 998;
    background: rgba(0, 0, 0, 0.50);
    opacity: 0;
    visibility: hidden;
    pointer-events: none;
    transition:
        opacity var(--transition-base),
        visibility var(--transition-base);
    -webkit-backdrop-filter: blur(4px);
    backdrop-filter: blur(4px);
}

.nav-backdrop.is-visible {
    opacity: 1;
    visibility: visible;
    pointer-events: auto;
}

.back-to-top {
    position: fixed;
    bottom: 2rem;
    right: 2rem;
    z-index: 900;
    display: grid;
    place-items: center;
    width: 2.8rem;
    height: 2.8rem;
    padding: 0;
    border: 1px solid rgba(255, 255, 255, 0.10);
    border-radius: 999px;
    background: rgba(10, 14, 18, 0.90);
    backdrop-filter: blur(12px);
    color: var(--color-text-soft);
    cursor: pointer;
    opacity: 0;
    visibility: hidden;
    transform: translateY(8px);
    transition:
        opacity var(--transition-base),
        transform var(--transition-base),
        visibility var(--transition-base),
        background var(--transition-fast),
        border-color var(--transition-fast),
        color var(--transition-fast),
        box-shadow var(--transition-fast);
    -webkit-tap-highlight-color: transparent;
}

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

.back-to-top:hover,
.back-to-top:focus-visible {
    background: rgba(255, 122, 26, 0.12);
    border-color: rgba(255, 122, 26, 0.24);
    color: var(--color-accent);
    transform: translateY(-2px);
    box-shadow: 0 8px 24px rgba(255, 122, 26, 0.14);
}

.back-to-top:active {
    transform: scale(0.92);
    transition-duration: 80ms;
}

/* ===== HERO ===== */

.hero {
    padding-top: clamp(5.2rem, 11vw, 7.5rem);
}

.hero__grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(280px, 0.75fr);
    gap: clamp(2.4rem, 4.8vw, 4rem);
    align-items: center;
}

.hero__content h1 {
    max-width: 22ch;
    margin-bottom: 0.4rem;
    font-family: var(--font-display);
    font-size: clamp(2.8rem, 5.8vw, 4.5rem);
    line-height: 1.1;
    letter-spacing: -0.03em;
    font-weight: 700;
}

.hero__role {
    margin-bottom: 1.4rem;
    font-family: var(--font-display);
    font-size: clamp(1.15rem, 2.2vw, 1.5rem);
    font-weight: 600;
    color: var(--color-accent);
    letter-spacing: 0.02em;
    transition: letter-spacing 400ms var(--ease-out-expo);
}

.hero__role:hover {
    letter-spacing: 0.06em;
}

.hero__lead {
    max-width: 40rem;
    margin-bottom: 2rem;
    font-size: clamp(1rem, 1.4vw, 1.12rem);
    line-height: 1.75;
    color: var(--color-text-muted);
}

.hero__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 0.9rem;
    margin-bottom: 2.5rem;
}

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

.hero__highlights li {
    display: flex;
    flex-direction: column;
    gap: 0.55rem;
    min-height: 7.3rem;
    padding: 1.15rem 1.15rem 1.1rem;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.032), rgba(255, 255, 255, 0.012));
    box-shadow: var(--shadow-soft);
    transition:
        transform var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-smooth),
        background var(--transition-base);
}

.hero__highlights li:hover {
    transform: translateY(-4px) scale(1.02);
    border-color: rgba(255, 122, 26, 0.12);
    box-shadow:
        0 18px 40px rgba(0, 0, 0, 0.24),
        0 0 30px rgba(255, 122, 26, 0.04);
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.045), rgba(255, 255, 255, 0.015));
}

.hero__highlights li:hover strong {
    color: var(--color-accent);
}

.hero__highlights strong {
    font-family: var(--font-display);
    font-size: clamp(1.12rem, 2.2vw, 1.4rem);
    line-height: 1.08;
    font-weight: 700;
    letter-spacing: -0.02em;
    transition: color var(--transition-base);
}

.hero__highlights span {
    font-size: 0.82rem;
    line-height: 1.45;
    color: var(--color-text-soft);
}

.hero__panel {
    padding: 0.85rem;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
    background:
        linear-gradient(180deg, rgba(255, 255, 255, 0.04), rgba(255, 255, 255, 0.014)),
        linear-gradient(140deg, rgba(255, 122, 26, 0.05), transparent 48%);
    box-shadow: var(--shadow-lg);
    transition:
        transform var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-smooth);
}

.hero__panel::after {
    content: "";
    position: absolute;
    inset: auto 0 0 0;
    height: 1px;
    background: linear-gradient(90deg, transparent, rgba(255, 122, 26, 0.30), transparent);
    transition: opacity var(--transition-base);
    opacity: 0.5;
}

.hero__panel:hover::after {
    opacity: 1;
}

.hero__panel:hover {
    transform: translateY(-4px);
    border-color: rgba(255, 122, 26, 0.16);
    box-shadow:
        0 24px 56px rgba(0, 0, 0, 0.30),
        0 0 40px rgba(255, 122, 26, 0.05);
}

.hero__photo-frame {
    aspect-ratio: 4 / 4.8;
    overflow: hidden;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: calc(var(--radius-xl) - 12px);
    background:
        radial-gradient(circle at top, rgba(255, 122, 26, 0.10), transparent 55%),
        linear-gradient(180deg, rgba(255, 255, 255, 0.035), rgba(255, 255, 255, 0.012));
    will-change: transform;
}

.hero__photo {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    filter: contrast(1.03) saturate(0.92);
    transition:
        transform 600ms var(--ease-out-expo),
        filter 600ms var(--ease-out-expo);
}

.hero__panel:hover .hero__photo {
    transform: scale(1.03);
    filter: contrast(1.05) saturate(0.95);
}

.hero__panel-content {
    padding: 1.3rem 0.5rem 0.6rem;
}

.hero__panel-kicker {
    margin-bottom: 0.7rem;
    font-size: 0.75rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-accent);
}

.hero__panel-title {
    margin-bottom: 1rem;
    font-family: var(--font-display);
    font-size: clamp(1.38rem, 2.8vw, 1.95rem);
    line-height: 1.08;
    letter-spacing: -0.025em;
    font-weight: 700;
}

.hero__focus-list {
    display: grid;
    gap: 0.78rem;
}

.hero__focus-list li {
    position: relative;
    padding-left: 1.15rem;
    color: var(--color-text-muted);
    transition: color var(--transition-base), transform 200ms var(--ease-out-expo);
}

.hero__focus-list li::before {
    content: "";
    position: absolute;
    top: 0.72em;
    left: 0;
    width: 0.45rem;
    height: 0.45rem;
    border-radius: 50%;
    background: var(--color-accent);
    box-shadow: 0 0 0 0.25rem rgba(255, 122, 26, 0.08);
    transition: box-shadow var(--transition-base), transform var(--transition-base);
}

.hero__focus-list li:hover {
    color: var(--color-text);
    transform: translateX(3px);
}

.hero__focus-list li:hover::before {
    box-shadow: 0 0 0 0.4rem rgba(255, 122, 26, 0.14);
    transform: scale(1.2);
}

.hero__photo-clone {
    position: fixed;
    z-index: 500;
    top: 0;
    left: 0;
    overflow: hidden;
    pointer-events: none;
    visibility: hidden;
    will-change: transform;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
    border-radius: 22px;
    transition: box-shadow 0.4s ease-in-out;
}

.hero__photo-clone.is-hidden {
    box-shadow: none;
}

.hero__photo-clone img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    display: block;
}

.brand__mark-avatar {
    position: absolute;
    inset: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center;
    transform: scale(0);
    transition: transform 0.35s cubic-bezier(0.2, 0.8, 0.2, 1);
    z-index: 1;
}

.brand__mark.is-photo .brand__mark-avatar {
    transform: scale(1);
}

.brand__mark-label {
    position: relative;
    z-index: 2;
    transform: scale(1);
    transition: transform 0.2s ease 0.05s;
}

.brand__mark.is-photo .brand__mark-label {
    transform: scale(0);
    transition: transform 0.15s ease;
}

.brand__mark.is-photo {
    border-color: rgba(255, 122, 26, 0.25);
    box-shadow: 0 4px 16px rgba(255, 122, 26, 0.12);
}

/* ===== ABOUT / EXPERIENCE GRIDS ===== */

.about-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.2fr) minmax(290px, 0.86fr);
    gap: 1.5rem;
}

.experience-grid {
    display: grid;
    grid-template-columns: minmax(0, 1.3fr) minmax(290px, 0.75fr);
    gap: 1.5rem;
}

.experience-stack {
    display: grid;
    gap: 1.5rem;
}

.experience-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.4rem;
}

.experience-card__eyebrow {
    margin-bottom: 0.45rem;
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: rgba(255, 255, 255, 0.60);
}

.experience-card__company {
    display: inline-flex;
    align-items: center;
    min-height: 2.2rem;
    padding: 0.4rem 0.9rem;
    border: 1px solid rgba(255, 255, 255, 0.08);
    border-radius: 999px;
    background: rgba(6, 10, 13, 0.35);
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition:
        background var(--transition-base),
        border-color var(--transition-base);
}

.surface-card:hover .experience-card__company {
    background: rgba(255, 122, 26, 0.08);
    border-color: rgba(255, 122, 26, 0.16);
}

.experience-card__lead {
    margin-bottom: 1.5rem;
    color: var(--color-text-muted);
    font-size: 1rem;
    line-height: 1.75;
    transition: color var(--transition-base);
}

.surface-card:hover .experience-card__lead {
    color: var(--color-text);
}

.experience-columns {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1.1rem;
}

.experience-columns h4 {
    margin-bottom: 0.8rem;
    font-family: var(--font-display);
    font-size: 1rem;
    letter-spacing: 0.02em;
    color: var(--color-text);
    transition: color var(--transition-base);
}

.surface-card:hover .experience-columns h4 {
    color: var(--color-accent);
}

.experience-card p:last-child {
    color: var(--color-text-muted);
}

/* ===== PROJECTS ===== */

.section--projects::before {
    content: "";
    position: absolute;
    inset: 6% 0 auto;
    height: 60%;
    pointer-events: none;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.010), transparent);
}

.projects-grid {
    display: grid;
    grid-template-columns: minmax(0, 1fr);
    gap: 1.5rem;
    max-width: 680px;
}

.project-card {
    padding: clamp(1.55rem, 3vw, 2.05rem);
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-xl);
    background:
        linear-gradient(145deg, rgba(255, 255, 255, 0.032), rgba(255, 255, 255, 0.014)),
        linear-gradient(145deg, rgba(112, 160, 204, 0.030), transparent 50%);
    box-shadow: var(--shadow-lg);
    transition:
        transform var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-smooth);
}

.project-card:hover,
.project-card:focus-within {
    transform: translateY(-6px) scale(1.008);
    border-color: rgba(255, 122, 26, 0.18);
    box-shadow:
        0 28px 60px rgba(0, 0, 0, 0.30),
        0 0 40px rgba(255, 122, 26, 0.05);
}

.project-card > * {
    position: relative;
    z-index: 1;
}

.project-card__top {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-bottom: 1.35rem;
}

.project-card__eyebrow {
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-text-soft);
    transition: color var(--transition-base);
}

.project-card:hover .project-card__eyebrow {
    color: var(--color-accent);
}

.project-card__badge {
    padding: 0.42rem 0.8rem;
    border: 1px solid rgba(255, 122, 26, 0.14);
    border-radius: 999px;
    background: rgba(255, 122, 26, 0.08);
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    transition:
        background var(--transition-base),
        border-color var(--transition-base),
        transform 200ms var(--ease-out-expo);
}

.project-card:hover .project-card__badge {
    background: rgba(255, 122, 26, 0.14);
    border-color: rgba(255, 122, 26, 0.24);
    transform: scale(1.05);
}

.project-card h3 {
    margin-bottom: 0.95rem;
    font-family: var(--font-display);
    font-size: clamp(1.7rem, 3.4vw, 2.35rem);
    line-height: 1.04;
    letter-spacing: -0.03em;
    font-weight: 700;
    transition: color var(--transition-base);
}

.project-card:hover h3 {
    color: var(--color-accent);
}

.project-card__summary,
.project-card__group p {
    color: var(--color-text-muted);
    transition: color var(--transition-base);
}

.project-card:hover .project-card__summary,
.project-card:hover .project-card__group p {
    color: var(--color-text);
}

.project-card__summary {
    margin-bottom: 1.4rem;
}

.project-card__insights {
    display: grid;
    gap: 1.15rem;
    margin-bottom: 1.6rem;
}

.project-card__group {
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.05);
    transition: border-color var(--transition-base);
}

.project-card:hover .project-card__group {
    border-top-color: rgba(255, 255, 255, 0.08);
}

.project-card__label {
    display: inline-block;
    margin-bottom: 0.6rem;
    color: var(--color-text);
    font-size: 0.8rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    transition: color var(--transition-base);
}

.project-card:hover .project-card__label {
    color: var(--color-accent);
}

.project-card__list {
    display: grid;
    gap: 0.75rem;
}

.project-card__list li {
    position: relative;
    padding-left: 1.2rem;
    color: var(--color-text-muted);
    transition: color var(--transition-base), transform 200ms var(--ease-out-expo);
}

.project-card__list li::before {
    content: "";
    position: absolute;
    top: 0.68em;
    left: 0;
    width: 0.48rem;
    height: 0.48rem;
    border-radius: 50%;
    background: var(--color-accent);
    transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.project-card:hover .project-card__list li {
    color: var(--color-text);
}

.project-card:hover .project-card__list li:hover {
    transform: translateX(4px);
}

.project-card:hover .project-card__list li:hover::before {
    transform: scale(1.3);
    box-shadow: 0 0 8px rgba(255, 122, 26, 0.3);
}

.project-card__footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    margin-top: auto;
}

/* ===== SKILL & QUALITY CARDS ===== */

.pill-grid {
    display: grid;
    grid-template-columns: repeat(2, minmax(0, 1fr));
    gap: 1rem;
}

.skill-card,
.quality-card {
    display: flex;
    flex-direction: column;
    gap: 0.8rem;
    min-height: 14rem;
    padding: 1.4rem;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-lg);
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.032), rgba(255, 255, 255, 0.010));
    box-shadow: var(--shadow-soft);
    transition:
        transform var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-smooth),
        background var(--transition-base);
}

.skill-card:hover,
.skill-card:focus-within,
.quality-card:hover,
.quality-card:focus-within {
    transform: translateY(-6px) scale(1.012);
    border-color: rgba(255, 122, 26, 0.16);
    box-shadow:
        0 24px 56px rgba(0, 0, 0, 0.28),
        0 0 30px rgba(255, 122, 26, 0.05);
    background: linear-gradient(160deg, rgba(255, 255, 255, 0.042), rgba(255, 255, 255, 0.014));
}

.skill-card > *,
.quality-card > * {
    position: relative;
    z-index: 1;
}

.skill-card__index,
.quality-card__index {
    font-size: 0.78rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-accent);
    transition:
        transform 300ms var(--ease-out-expo),
        letter-spacing 400ms var(--ease-out-expo);
}

.skill-card:hover .skill-card__index,
.quality-card:hover .quality-card__index {
    transform: translateX(4px);
    letter-spacing: 0.22em;
}

.skill-card h3,
.quality-card h3 {
    font-family: var(--font-display);
    font-size: clamp(1.35rem, 2.7vw, 1.75rem);
    line-height: 1.08;
    letter-spacing: -0.02em;
    font-weight: 700;
    transition: color var(--transition-base);
}

.skill-card p,
.quality-card p {
    color: var(--color-text-muted);
    transition: color var(--transition-base);
}

.skill-card:hover p,
.quality-card:hover p {
    color: var(--color-text);
}

/* ===== BUTTONS ===== */

.button {
    position: relative;
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.7rem;
    min-height: 3.3rem;
    padding: 0.85rem 1.35rem;
    border: 1px solid transparent;
    border-radius: 999px;
    font-size: 0.95rem;
    font-weight: 700;
    overflow: hidden;
    transition:
        transform 200ms var(--ease-out-expo),
        box-shadow var(--transition-base),
        background var(--transition-base),
        border-color var(--transition-base),
        color var(--transition-base);
}

.button::before {
    content: "";
    position: absolute;
    inset: 0;
    background: linear-gradient(
        105deg,
        transparent 35%,
        rgba(255, 255, 255, 0.15) 45%,
        rgba(255, 255, 255, 0.15) 55%,
        transparent 65%
    );
    transform: translateX(-120%);
    transition: transform 600ms var(--ease-out-expo);
    pointer-events: none;
}

.button:hover::before {
    transform: translateX(120%);
}

.button svg {
    width: 1rem;
    height: 1rem;
    flex-shrink: 0;
    transition: transform 300ms var(--ease-out-expo);
}

.button:hover svg {
    transform: scale(1.15);
}

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

.button:active {
    transform: translateY(0) scale(0.97);
    transition-duration: 100ms;
}

.button--primary {
    color: var(--color-bg);
    background: linear-gradient(135deg, var(--color-accent), var(--color-accent-strong));
    box-shadow: 0 14px 30px rgba(255, 122, 26, 0.14);
}

.button--primary:hover,
.button--primary:focus-visible {
    box-shadow:
        0 18px 40px rgba(255, 122, 26, 0.25),
        0 0 20px rgba(255, 122, 26, 0.10);
}

.button--secondary {
    color: var(--color-text);
    background: rgba(255, 255, 255, 0.03);
    border-color: rgba(255, 255, 255, 0.10);
}

.button--secondary:hover,
.button--secondary:focus-visible {
    background: rgba(255, 255, 255, 0.07);
    border-color: rgba(255, 122, 26, 0.20);
    box-shadow: 0 10px 28px rgba(255, 122, 26, 0.08);
}

.button--ghost {
    color: var(--color-text);
    background: transparent;
    border-color: rgba(255, 255, 255, 0.10);
}

.button--ghost:hover,
.button--ghost:focus-visible {
    background: rgba(255, 122, 26, 0.08);
    border-color: rgba(255, 122, 26, 0.22);
    box-shadow: 0 10px 28px rgba(255, 122, 26, 0.08);
    color: var(--color-accent);
}

/* ===== CONTACT ===== */

.section--contact {
    padding-bottom: clamp(4.6rem, 9vw, 7.8rem);
}

.contact-card {
    display: grid;
    gap: 1.6rem;
    padding: clamp(1.7rem, 3vw, 2.5rem);
    border: 1px solid rgba(255, 122, 26, 0.10);
    border-radius: var(--radius-xl);
    background:
        linear-gradient(145deg, rgba(255, 122, 26, 0.06), rgba(255, 255, 255, 0.02)),
        linear-gradient(145deg, rgba(112, 160, 204, 0.030), transparent 56%);
    box-shadow: var(--shadow-accent);
    transition:
        transform var(--transition-base),
        border-color var(--transition-base),
        box-shadow var(--transition-smooth);
}

.contact-card:hover,
.contact-card:focus-within {
    transform: translateY(-6px) scale(1.005);
    border-color: rgba(255, 122, 26, 0.22);
    box-shadow:
        0 24px 56px rgba(255, 122, 26, 0.12),
        0 0 40px rgba(255, 122, 26, 0.04);
}

.contact-card > * {
    position: relative;
    z-index: 1;
}

.contact-card__header {
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: 1.5rem;
}

.contact-card__intro {
    max-width: 46rem;
    font-size: clamp(1.05rem, 2vw, 1.18rem);
    line-height: 1.75;
}

.contact-card__summary {
    min-width: min(18rem, 100%);
    padding: 1rem 1.1rem;
    border: 1px solid rgba(255, 255, 255, 0.06);
    border-radius: var(--radius-md);
    background: rgba(6, 10, 13, 0.35);
    transition:
        background var(--transition-base),
        border-color var(--transition-base);
}

.contact-card:hover .contact-card__summary {
    background: rgba(6, 10, 13, 0.50);
    border-color: rgba(255, 122, 26, 0.10);
}

.contact-card__summary span {
    display: block;
    margin-bottom: 0.35rem;
    font-size: 0.74rem;
    font-weight: 700;
    letter-spacing: 0.18em;
    text-transform: uppercase;
    color: var(--color-accent);
}

.contact-card__summary p {
    color: var(--color-text-muted);
}

.contact-card__actions {
    display: flex;
    flex-wrap: wrap;
    gap: 1rem;
}

.contact-card__email {
    display: flex;
    flex-direction: column;
    gap: 0.45rem;
    padding-top: 1rem;
    border-top: 1px solid rgba(255, 255, 255, 0.07);
}

.contact-card__email span {
    font-size: 0.76rem;
    font-weight: 700;
    letter-spacing: 0.16em;
    text-transform: uppercase;
    color: var(--color-text-soft);
}

.contact-card__email a {
    font-family: var(--font-display);
    font-size: clamp(1.25rem, 3vw, 1.75rem);
    line-height: 1.1;
    letter-spacing: -0.02em;
    word-break: break-word;
    transition:
        color var(--transition-base),
        letter-spacing 400ms var(--ease-out-expo);
}

.contact-card__email a:hover,
.contact-card__email a:focus-visible {
    color: var(--color-accent);
    letter-spacing: 0.01em;
}

/* ===== FOOTER ===== */

.site-footer {
    padding: 2rem 0 3rem;
    border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.site-footer__inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    color: var(--color-text-soft);
}

.site-footer__link {
    font-size: 0.82rem;
    font-weight: 700;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    position: relative;
    transition: color var(--transition-base);
}

.site-footer__link::after {
    content: "";
    position: absolute;
    bottom: -2px;
    left: 0;
    width: 0;
    height: 1px;
    background: var(--color-accent);
    transition: width 300ms var(--ease-out-expo);
}

.site-footer__link:hover,
.site-footer__link:focus-visible {
    color: var(--color-accent);
}

.site-footer__link:hover::after {
    width: 100%;
}

/* ===== REVEAL ANIMATIONS ===== */

.reveal {
    opacity: 0;
    transform: translateY(20px);
    filter: blur(4px);
    transition-delay: 0ms;
    transition:
        opacity 600ms var(--ease-out-expo) var(--reveal-delay, 0ms),
        transform 600ms var(--ease-out-expo) var(--reveal-delay, 0ms),
        filter 600ms var(--ease-out-expo) var(--reveal-delay, 0ms);
}

.reveal.is-visible {
    opacity: 1;
    transform: translateY(0);
    filter: blur(0);
}

/* ===== RESPONSIVE ===== */

@media (max-width: 1200px) {
    .hero__grid {
        grid-template-columns: 1fr;
    }

    .hero__content h1 {
        max-width: 20ch;
    }

    .hero__panel {
        max-width: 480px;
        justify-self: center;
    }
}

@media (max-width: 1080px) {
    .about-grid,
    .experience-grid {
        grid-template-columns: 1fr;
    }

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

@media (max-width: 860px) {
    .nav-toggle {
        display: inline-flex;
    }

    .lang-toggle {
        height: 2.2rem;
        padding: 0 0.4rem;
    }

    .lang-toggle__btn {
        width: 1.7rem;
        height: 1.7rem;
        font-size: 0.72rem;
    }

    .lang-toggle__sep {
        font-size: 0.68rem;
    }

    .site-nav {
        position: absolute;
        top: calc(100% + 0.5rem);
        left: 0.75rem;
        right: 0.75rem;
        flex-direction: column;
        align-items: stretch;
        padding: 0.75rem;
        border: 1px solid rgba(255, 255, 255, 0.06);
        border-radius: var(--radius-lg);
        background: rgba(10, 14, 18, 0.96);
        backdrop-filter: blur(20px);
        box-shadow: var(--shadow-lg);
        opacity: 0;
        visibility: hidden;
        pointer-events: none;
        transform: translateY(-8px) scale(0.98);
        transition:
            opacity var(--transition-base),
            transform var(--transition-base),
            visibility var(--transition-base);
    }

    .site-header.is-nav-open .site-nav {
        opacity: 1;
        visibility: visible;
        pointer-events: auto;
        transform: translateY(0) scale(1);
    }

    .site-nav__link {
        width: 100%;
        padding: 1rem 1.1rem;
        font-size: 1rem;
        border-radius: var(--radius-md);
    }

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

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

    .back-to-top {
        bottom: 1.25rem;
        right: 1.25rem;
        width: 2.6rem;
        height: 2.6rem;
    }
}

@media (max-width: 720px) {
    .hero__highlights {
        grid-template-columns: 1fr;
    }

    .project-card__footer,
    .site-footer__inner,
    .experience-card__header {
        flex-direction: column;
        align-items: flex-start;
    }
}

@media (max-width: 640px) {
    .container {
        width: min(var(--container-width), calc(100% - 1.25rem));
    }

    .brand__text {
        display: none;
    }

    .section-heading h2,
    .hero__content h1 {
        letter-spacing: -0.025em;
    }

    .hero__content h1 {
        max-width: 18ch;
    }

    .hero__actions,
    .contact-card__actions {
        flex-direction: column;
    }

    .hero__actions .button,
    .contact-card__actions .button,
    .project-card .button {
        width: 100%;
    }
}

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

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
        scroll-behavior: auto !important;
    }

    .reveal {
        opacity: 1;
        transform: none;
        filter: none;
    }
}