:root {
--bg: #0b0f14;
--surface: rgba(255, 255, 255, 0.06);
--surface-strong: rgba(255, 255, 255, 0.08);
--text: #f5f7fa;
--muted: #a7b0be;
--accent: #FF5C00;
--border: rgba(255, 255, 255, 0.12);
--shadow: 0 18px 40px rgba(0, 0, 0, 0.25);
--font-body: 'DM Sans', system-ui, -apple-system, sans-serif;
--font-display: 'Bebas Neue', system-ui, -apple-system, sans-serif;
--radius: 18px;
}

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

html, body {
height: 100%;
}

body {
font-family: var(--font-body);
color: var(--text);
background: var(--bg);
line-height: 1.65;
font-size: 1rem;
padding: 0;
min-height: 100vh;
background-color: #000000;
overflow-x: hidden;
overflow-y: auto;
}

.bg-video {
display: none;
}

.cursor-glow {
display: none;
}

.custom-cursor {
display: none;
}

.container {
position: relative;
z-index: 2;
max-width: 100%;
margin: 0;
padding: 44px 28px 60px;
}

.hero {
display: grid;
grid-template-columns: 1.1fr 0.9fr;
gap: 24px;
align-items: center;
margin-top: 12px;
margin-bottom: 24px;
}

.hero-card {
border: 1px solid var(--border);
background: var(--surface);
border-radius: var(--radius);
padding: 22px;
box-shadow: var(--shadow);
backdrop-filter: blur(14px);
-webkit-backdrop-filter: blur(14px);
}

header {
margin-bottom: 50px;
border-bottom: 1px solid var(--border);
padding-bottom: 28px;
padding-left: 18px;
padding-right: 18px;
padding-top: 0;
display: grid;
gap: 16px;
position: relative;
z-index: 10;
}

header h1 {
font-family: var(--font-display);
font-size: clamp(3.2rem, 6vw, 6rem);
font-weight: 400;
letter-spacing: 0.08em;
text-transform: uppercase;
color: var(--accent);
line-height: 0.9;
}

header p {
font-size: 1.1rem;
color: var(--muted);
margin-bottom: 6px;
text-transform: uppercase;
letter-spacing: 0.2em;
font-weight: 600;
font-family: var(--font-body);
}

.header-contact {
display: flex;
flex-wrap: wrap;
gap: 14px 20px;
font-size: 0.85rem;
color: var(--muted);
}

.header-contact-item {
display: inline-flex;
align-items: center;
gap: 8px;
}

.header-contact-item .fa-solid {
color: var(--accent);
font-size: 0.9rem;
}

.header-contact-item a {
color: var(--text);
text-decoration: none;
border-bottom: 1px solid transparent;
transition: border-color 0.2s ease, color 0.2s ease;
display: inline-flex;
align-items: center;
gap: 8px;
}

.header-contact-item a:hover {
color: var(--accent);
border-color: var(--accent);
}

.cta {
display: flex;
flex-wrap: wrap;
gap: 10px;
margin-top: 12px;
}

.icon {
width: 16px;
height: 16px;
display: inline-block;
color: var(--accent);
flex: 0 0 auto;
}

.stack-line {
display: flex;
align-items: center;
gap: 8px;
}

.stack-line strong {
font-weight: 600;
}

.tech-row {
display: grid;
grid-template-columns: 150px 1fr;
gap: 12px;
align-items: start;
margin-bottom: 12px;
}

.tech-row strong {
font-weight: 600;
color: var(--muted);
}

.tech-list {
display: flex;
flex-wrap: wrap;
gap: 8px;
}

.tech-pill {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 6px 10px;
border-radius: 999px;
border: 1px solid var(--border);
background: rgba(255, 255, 255, 0.04);
font-size: 0.8rem;
line-height: 1;
}

.tech-pill i {
font-size: 0.95rem;
color: var(--accent);
}

.btn {
display: inline-flex;
align-items: center;
gap: 8px;
padding: 10px 14px;
border-radius: 999px;
border: 1px solid var(--border);
background: rgba(255, 255, 255, 0.02);
color: var(--text);
font-size: 0.85rem;
text-decoration: none;
transition: transform 0.2s ease, border-color 0.2s ease, background 0.2s ease, box-shadow 0.2s ease;
}

.btn.primary {
background: var(--accent);
color: #000000;
border-color: var(--accent);
}

.btn:hover {
transform: translateY(-2px);
border-color: var(--accent);
box-shadow: var(--shadow);
}

.section {
margin-top: 56px;
}

.section-title {
font-family: var(--font-display);
font-size: 1.8rem;
font-weight: 400;
letter-spacing: 0.1em;
text-transform: uppercase;
margin-bottom: 20px;
margin-top: 0;
color: var(--accent);
line-height: 1;
}

.project-grid {
display: grid;
grid-template-columns: repeat(2, minmax(0, 1fr));
grid-auto-rows: 1fr;
gap: 16px;
align-items: stretch;
}

.project-grid .item {
height: 100%;
min-height: 0;
display: flex;
flex-direction: column;
margin-bottom: 0;
}

.project-grid .item p {
flex: 1;
margin-bottom: 0;
}

.catalog {
display: flex;
flex-direction: column;
gap: 0;
overflow-x: hidden;
overflow-y: auto;
scroll-behavior: smooth;
scroll-snap-type: y mandatory;
scroll-padding-top: 28px;
padding-bottom: 12px;
scrollbar-width: none;
height: calc(100vh - 220px);
min-height: 320px;
}

.catalog::-webkit-scrollbar {
width: 0;
}

.catalog::-webkit-scrollbar-thumb {
background: transparent;
border-radius: 999px;
}

.catalog::-webkit-scrollbar-track {
background: transparent;
border-radius: 999px;
}

.catalog > .section {
min-height: calc(100vh - 220px);
height: auto;
width: 100%;
padding: 28px 18px 40px;
box-sizing: border-box;
scroll-snap-align: start;
scroll-snap-stop: always;
}

.tabs {
display: flex;
flex-wrap: wrap;
gap: 10px;
margin: 20px 0 16px;
padding-left: 18px;
padding-right: 18px;
position: relative;
z-index: 10;
}

.tab-button {
border: 1px solid var(--border);
background: rgba(255, 255, 255, 0.08);
color: var(--text);
padding: 8px 14px;
border-radius: 999px;
font-size: 0.85rem;
cursor: pointer;
transition: border-color 0.2s ease, transform 0.2s ease, box-shadow 0.2s ease, background 0.2s ease;
font-weight: 500;
pointer-events: auto;
position: relative;
z-index: 11;
user-select: none;
-webkit-user-select: none;
}

.tab-button:hover {
background: rgba(255, 255, 255, 0.12);
border-color: rgba(255, 92, 0, 0.3);
transform: translateY(-1px);
}

.tab-button.active {
border-color: var(--accent);
background: rgba(255, 92, 0, 0.15);
box-shadow: var(--shadow);
color: var(--accent);
}

.item {
margin-bottom: 14px;
background: var(--surface);
border: 1px solid var(--border);
padding: 16px 18px;
border-radius: var(--radius);
position: relative;
transition: transform 0.25s ease, box-shadow 0.25s ease, border-color 0.25s ease, background 0.25s ease;
backdrop-filter: blur(12px);
-webkit-backdrop-filter: blur(12px);
}

.item:hover {
transform: translateY(-3px);
border-color: rgba(255, 92, 0, 0.4);
box-shadow: var(--shadow);
}

.item:last-child {
margin-bottom: 0;
}

.item h3 {
font-family: var(--font-body);
font-weight: 700;
margin-bottom: 8px;
font-size: 1.15rem;
letter-spacing: -0.01em;
text-transform: none;
}

.flag {
margin-right: 8px;
font-size: 1.05rem;
}

.item .meta {
margin-bottom: 6px;
font-size: 0.86rem;
color: var(--muted);
}

.item .duration {
font-size: 0.82rem;
margin-bottom: 12px;
color: var(--muted);
}

.item p {
line-height: 1.6;
font-size: 0.88rem;
color: var(--text);
}

.about {
margin-top: 8px;
}

.about p {
margin-bottom: 0;
line-height: 1.85;
font-size: 1.08rem;
color: rgba(245, 247, 250, 0.95);
text-transform: none;
letter-spacing: 0.015em;
max-width: 600px;
font-weight: 400;
}

.summary .item,
.summary .about {
background: transparent;
border-radius: 0;
padding: 0;
border: none;
box-shadow: none;
}

.summary .about p {
margin-bottom: 0;
}

.timeline {
position: relative;
padding-left: 18px;
}

.timeline::before {
content: '';
position: absolute;
left: 6px;
top: 12px;
bottom: 12px;
width: 1px;
background: rgba(255, 255, 255, 0.2);
}

.timeline .item {
position: relative;
margin-left: 18px;
}

.timeline .item::before {
content: '';
position: absolute;
left: -31px;
top: 26px;
width: 8px;
height: 8px;
border-radius: 50%;
background: var(--accent);
box-shadow: 0 0 0 4px rgba(255, 92, 0, 0.2);
}

.contact-item {
margin-bottom: 10px;
font-size: 0.9rem;
}

.contact-item strong {
display: inline-block;
width: 60px;
font-weight: 700;
}

.contact-item a {
color: var(--text);
text-decoration: underline;
}

footer {
margin-top: 60px;
padding-top: 20px;
padding-left: 18px;
padding-right: 18px;
border-top: 1px solid var(--border);
font-size: 0.8rem;
color: rgba(255, 255, 255, 0.5);
}

.reveal {
opacity: 0;
transform: translateY(18px);
transition: opacity 0.6s ease, transform 0.6s ease;
}

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

/* Catalog sections: always visible (they scroll inside catalog, not viewport) */
.catalog .section.reveal {
opacity: 1;
transform: translateY(0);
}

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

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

@media (max-width: 768px) {
body {
padding: 16px 0;
}

.container {
padding: 24px 16px 40px;
}

header {
padding-left: 0;
padding-right: 0;
margin-bottom: 28px;
padding-bottom: 20px;
}

header h1 {
font-size: clamp(2rem, 8vw, 3rem);
letter-spacing: 0.05em;
}

header p {
font-size: 0.95rem;
letter-spacing: 0.1em;
}

.header-contact {
gap: 8px 16px;
font-size: 0.8rem;
flex-direction: column;
}

.hero {
margin-top: 8px;
margin-bottom: 16px;
gap: 16px;
}

.about p {
font-size: 0.95rem;
}

.tabs {
margin: 12px 0 12px;
padding-left: 0;
padding-right: 0;
gap: 8px;
overflow-x: auto;
overflow-y: hidden;
scrollbar-width: none;
-webkit-overflow-scrolling: touch;
flex-wrap: nowrap;
padding-bottom: 4px;
}

.tabs::-webkit-scrollbar {
display: none;
}

.tab-button {
padding: 10px 14px;
font-size: 0.8rem;
white-space: nowrap;
flex-shrink: 0;
}

.catalog {
height: calc(100vh - 200px);
min-height: 280px;
scroll-padding-top: 20px;
}

.catalog > .section {
min-height: calc(100vh - 240px);
padding: 20px 0 32px;
}

.section-title {
font-size: 1.5rem;
margin-bottom: 16px;
}

.item {
padding: 14px 12px;
}

.item h3 {
font-size: 1rem;
}

.item p,
.item .meta {
font-size: 0.85rem;
}

.project-grid {
gap: 12px;
}

.project-grid .item {
padding: 14px 12px;
}

#skills .item {
padding: 14px 12px;
}

.tech-row {
grid-template-columns: 1fr;
gap: 8px;
margin-bottom: 16px;
}

.tech-row:last-child {
margin-bottom: 0;
}

.tech-row strong {
font-size: 0.8rem;
letter-spacing: 0.04em;
margin-bottom: 2px;
}

.tech-list {
gap: 6px;
}

.tech-pill {
font-size: 0.75rem;
padding: 6px 10px;
gap: 6px;
}

.tech-pill i {
font-size: 0.85rem;
}

.cta .btn {
padding: 10px 16px;
font-size: 0.9rem;
}

.timeline {
padding-left: 12px;
}

.timeline .item {
margin-left: 12px;
}

.timeline .item::before {
left: -24px;
}

footer {
font-size: 0.85rem;
padding: 16px 0;
}
}

@media (max-width: 480px) {
.container {
padding: 20px 12px 36px;
}

header h1 {
font-size: 1.75rem;
}

.tab-button {
padding: 10px 12px;
font-size: 0.75rem;
}

.catalog {
height: calc(100vh - 180px);
min-height: 260px;
}

.catalog > .section {
min-height: auto;
padding: 16px 0 24px;
}

#skills .item {
padding: 12px 10px;
}

.tech-row {
margin-bottom: 14px;
gap: 6px;
}

.tech-row strong {
font-size: 0.75rem;
}

.tech-list {
gap: 5px;
}

.tech-pill {
font-size: 0.7rem;
padding: 5px 8px;
gap: 5px;
min-height: 28px;
}

.tech-pill i {
font-size: 0.8rem;
}
}