/* ====== DESIGN SYSTEM ====== */
:root {
    --primary: #32c8fa;
    --primary-glow: rgba(50, 200, 250, 0.15);
    --accent: #22d68a;
    --surface: #0b0b10;
    --surface-raised: rgba(255, 255, 255, 0.04);
    --surface-hover: rgba(255, 255, 255, 0.08);
    --border: rgba(255, 255, 255, 0.08);
    --border-hover: rgba(255, 255, 255, 0.18);
    --text: #e8e8ed;
    --text-muted: rgba(255, 255, 255, 0.45);
    --text-faint: rgba(255, 255, 255, 0.2);
    --font-display: 'Syne', sans-serif;
    --font-body: 'Plus Jakarta Sans', sans-serif;
    --ease-out: cubic-bezier(0.16, 1, 0.3, 1);
    --ease-smooth: cubic-bezier(0.4, 0, 0.2, 1);
}

/* ====== RESET & BASE ====== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    overflow: hidden;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    margin: 0;
    min-height: 100vh;
    display: flex;
    align-items: stretch;
    font-family: var(--font-body);
    font-weight: 400;
    line-height: 1.6;
    color: var(--text);
    background: var(--surface);
    overflow: hidden;
}

::selection {
    background: var(--primary);
    color: var(--surface);
}

/* ====== GRAIN OVERLAY ====== */
.grain-overlay {
    position: fixed;
    inset: 0;
    z-index: 9999;
    pointer-events: none;
    opacity: 0.035;
    background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='noise'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23noise)'/%3E%3C/svg%3E");
    background-repeat: repeat;
    background-size: 128px 128px;
}

/* ====== SECTION PROGRESS BAR ====== */
.section-progress {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    height: 2px;
    z-index: 1001;
    background: var(--border);
}
.section-progress-fill {
    height: 100%;
    width: 0%;
    background: var(--primary);
    transition: width 0.6s var(--ease-out);
}

/* ====== HORIZONTAL SCROLL WRAPPER ====== */
.onepager-wrapper {
    display: flex;
    flex-direction: row;
    width: max-content;
    min-height: 100vh;
    transition: transform 0.7s var(--ease-out);
}

/* ====== ALL SECTIONS BASE ====== */
.hero, .skills-section, .experience-section, .projects-section, .contact-section {
    width: 100vw;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

/* ====== SECTION LABEL (WATERMARK) ====== */
.section-label {
    position: absolute;
    top: 2.5rem;
    right: clamp(1.5rem, 4vw, 3rem);
    font-family: var(--font-display);
    font-size: clamp(3rem, 7vw, 6rem);
    font-weight: 800;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--text-faint);
    user-select: none;
    pointer-events: none;
}

/* ====== BOTTOM NAVBAR ====== */
.navbar-hover-zone {
    position: fixed;
    bottom: 0;
    left: 0;
    right: 0;
    height: 80px;
    z-index: 999;
}
.section-indicator {
    position: fixed;
    bottom: 1.5rem;
    left: 50%;
    transform: translateX(-50%);
    background: rgba(11, 11, 16, 0.7);
    backdrop-filter: blur(24px);
    -webkit-backdrop-filter: blur(24px);
    color: var(--text);
    padding: 0.45rem 0.8rem;
    border-radius: 50px;
    box-shadow: 0 4px 40px rgba(0, 0, 0, 0.3), inset 0 0.5px 0 rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border);
    z-index: 1000;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.4s var(--ease-smooth), border-color 0.3s;
}
.section-indicator.visible {
    opacity: 1;
    pointer-events: auto;
}
.section-indicator.visible:hover {
    border-color: var(--border-hover);
}
.section-indicator ul {
    display: flex;
    gap: 0.2rem;
    margin: 0;
    padding: 0;
    list-style: none;
    align-items: center;
}
.section-indicator li {
    font-family: var(--font-body);
    font-size: 0.7rem;
    font-weight: 500;
    letter-spacing: 0.04em;
    opacity: 0.4;
    transition: opacity 0.3s;
}
.section-indicator li.active {
    opacity: 1;
}
.section-indicator a {
    color: inherit;
    text-decoration: none;
    padding: 0.4rem 0.65rem;
    border-radius: 25px;
    transition: background 0.25s;
    display: block;
}
.section-indicator li.active a {
    background: rgba(255, 255, 255, 0.1);
    color: #fff;
}
.section-indicator a:hover {
    background: rgba(255, 255, 255, 0.06);
}

/* Nav divider */
.nav-divider {
    width: 1px;
    height: 1rem;
    background: rgba(255, 255, 255, 0.15);
    align-self: center;
    margin: 0 0.1rem;
    opacity: 1 !important;
}

/* External nav link */
.nav-external {
    opacity: 0.4;
    transition: opacity 0.3s;
}
.nav-external a {
    color: inherit;
    text-decoration: none;
    padding: 0.4rem 0.65rem;
    border-radius: 25px;
    transition: background 0.25s;
    display: flex;
    align-items: center;
    gap: 0.2rem;
}
.nav-external:hover { opacity: 1; }
.nav-external a:hover { background: rgba(255, 255, 255, 0.06); }
.external-arrow {
    font-size: 0.65rem;
    transition: transform 0.25s var(--ease-out);
}
.nav-external:hover .external-arrow {
    transform: translate(1px, -1px);
}

/* ====== WIKI BADGE (EXPANDABLE) ====== */
/* Language selector */
.lang-selector {
    position: fixed;
    top: 1.5rem;
    right: 1.5rem;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    align-items: flex-end;
}
.lang-current {
    display: inline-flex;
    align-items: center;
    gap: 0.35rem;
    background: transparent;
    border: 1.5px solid var(--border-hover);
    color: var(--text-muted);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.78rem;
    letter-spacing: 0.05em;
    padding: 0.4rem 0.8rem;
    border-radius: 50px;
    cursor: pointer;
    transition: all 0.2s;
    opacity: 0.4;
}
.lang-selector:hover .lang-current {
    opacity: 1;
    border-color: var(--primary);
    color: var(--primary);
}
.lang-dropdown {
    display: flex;
    flex-direction: column;
    gap: 0.3rem;
    margin-top: 0.4rem;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-4px);
    transition: opacity 0.2s, transform 0.2s;
}
.lang-selector:hover .lang-dropdown {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}
.lang-option {
    background: transparent;
    border: none;
    color: var(--text-muted);
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.78rem;
    letter-spacing: 0.05em;
    padding: 0.3rem 0.8rem;
    cursor: pointer;
    opacity: 0.4;
    transition: opacity 0.2s, color 0.2s;
    text-align: right;
}
.lang-option:hover {
    opacity: 1;
    color: var(--primary);
}
.lang-option.active {
    opacity: 1;
    color: var(--primary);
}

.home-logo-wrapper {
    position: fixed;
    top: 1.5rem;
    left: 1.5rem;
    z-index: 1000;
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
}
.home-logo {
    display: block;
    text-decoration: none;
    opacity: 0.2;
    transition: opacity 0.2s;
    line-height: 0;
}
.home-logo-wrapper:hover .home-logo {
    opacity: 1;
}
.home-logo img {
    height: 1.4rem;
    width: auto;
    display: block;
}
.home-logo-dropdown {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    opacity: 0;
    pointer-events: none;
    transform: translateY(-4px);
    transition: opacity 0.2s, transform 0.2s;
}
.home-logo-wrapper:hover .home-logo-dropdown {
    opacity: 1;
    pointer-events: all;
    transform: translateY(0);
}
.home-logo-dropdown-item {
    display: block;
    text-decoration: none;
    opacity: 0.25;
    transition: opacity 0.2s;
    line-height: 0;
}
.home-logo-dropdown-item:hover {
    opacity: 1;
}
.home-logo-dropdown-item img {
    height: 1.4rem;
    width: auto;
    display: block;
}

/* ====== WIKI LINK INSIDE SKILL CARD ====== */

/* ====== WIKI PROJECT CARD VARIANT ====== */
.project-card--wiki {
    grid-column: 1 / -1;
    border-color: rgba(34, 214, 138, 0.15);
    background: linear-gradient(135deg, var(--surface-raised), rgba(34, 214, 138, 0.04));
}
.project-card--wiki:hover {
    border-color: rgba(34, 214, 138, 0.35);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3), 0 0 40px rgba(34, 214, 138, 0.06);
}
.project-card--wiki::before {
    background: linear-gradient(135deg, transparent 50%, rgba(34, 214, 138, 0.1));
}
.project-card--wiki:hover .project-number {
    color: var(--accent);
}
.project-card--wiki:hover .project-arrow {
    color: var(--accent);
}
.project-wiki-logo {
    height: 2rem;
    width: auto;
    margin-bottom: 0.6rem;
    opacity: 0.8;
    transition: opacity 0.3s;
}
.project-card--wiki:hover .project-wiki-logo {
    opacity: 1;
}

/* ====================================================
   SECTION: HOME / HERO
   ==================================================== */
.hero {
    background: var(--surface);
}
.hero-ambient-glow {
    position: absolute;
    width: 50vw;
    height: 50vw;
    max-width: 700px;
    max-height: 700px;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background: radial-gradient(ellipse, var(--primary-glow) 0%, transparent 70%);
    pointer-events: none;
    z-index: 0;
}

/* Hero two-column layout */
.hero-layout {
    display: flex;
    align-items: center;
    gap: clamp(2.5rem, 5vw, 6rem);
    padding: 0 clamp(2.5rem, 5vw, 6rem);
    max-width: 1200px;
    width: 100%;
    z-index: 4;
    position: relative;
}

/* Portrait */
.hero-portrait {
    flex-shrink: 1;
}
.hero-portrait-frame {
    width: clamp(180px, 18vw, 280px);
    height: clamp(230px, 24vw, 370px);
    border-radius: 20px;
    overflow: hidden;
    border: 1px solid var(--border-hover);
    box-shadow:
        0 25px 60px rgba(0, 0, 0, 0.5),
        0 0 80px var(--primary-glow);
    position: relative;
}
.hero-portrait-frame::after {
    content: '';
    position: absolute;
    inset: 0;
    border-radius: 20px;
    background: linear-gradient(to top, var(--surface) 0%, transparent 30%);
    pointer-events: none;
}
.hero-portrait-frame img {
    width: 100%;
    height: 100%;
    object-fit: cover;
    object-position: center 18%;
    display: block;
}

.hero-content {
    text-align: left;
    flex: 1;
    min-width: 0;
    overflow: hidden;
}
.hero-label {
    display: inline-block;
    font-family: var(--font-body);
    font-size: 0.75rem;
    font-weight: 600;
    letter-spacing: 0.15em;
    text-transform: uppercase;
    color: var(--primary);
    margin-bottom: 1.5rem;
    padding: 0.35rem 0.9rem;
    border: 1px solid rgba(50, 200, 250, 0.25);
    border-radius: 50px;
    background: rgba(50, 200, 250, 0.06);
}
.hero-content h1 {
    font-family: var(--font-display);
    font-size: clamp(2rem, 3.5vw, 3.2rem);
    font-weight: 800;
    line-height: 1.15;
    margin-bottom: 0;
    color: #fff;
    letter-spacing: -0.01em;
}
.nowrap { white-space: normal; }
.highlight { color: var(--primary); }
.typewriter-row {
    font-family: var(--font-display);
    font-size: clamp(1.4rem, 2.2vw, 2rem);
    font-weight: 700;
    margin: 0.8rem 0 1.5rem 0;
    letter-spacing: 0.5px;
    color: var(--primary);
    display: flex;
    align-items: center;
    min-height: 2.5rem;
}
#typed-text { color: var(--primary); }
.cursor {
    display: inline-block;
    width: 1ch;
    animation: blink 1s steps(1) infinite;
    color: var(--primary);
}
@keyframes blink {
    0%, 50% { opacity: 1; }
    51%, 100% { opacity: 0; }
}
.hero-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-muted);
    margin-bottom: 2rem;
}
.inline-link {
    color: var(--text-muted);
    text-decoration: none;
    border-bottom: none;
    transition: border-color 0.2s, color 0.2s;
}
.inline-link:hover {
    color: var(--primary);
    border-bottom-color: rgba(50, 200, 250, 0.5);
}
.btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    border-radius: 50px;
    text-decoration: none;
    font-family: var(--font-body);
    font-weight: 600;
    font-size: 0.88rem;
    letter-spacing: 0.02em;
    transition: all 0.35s var(--ease-out);
    border: none;
    cursor: pointer;
}
.hero-buttons {
    display: flex;
    gap: 1rem;
    align-items: center;
    margin-top: 1rem;
}
.hero-cv-btn {
    padding: 0.8rem 1.8rem;
    background: transparent;
    color: var(--text);
    border: 1.5px solid var(--border-hover);
}
.hero-cv-btn:hover {
    border-color: var(--primary);
    color: var(--primary);
    transform: translateY(-2px);
}
.hero-next-btn {
    padding: 0.8rem 1.8rem;
    background: var(--primary);
    color: var(--surface);
    box-shadow: 0 0 0 0 var(--primary-glow);
}
.hero-next-btn:hover {
    background: #fff;
    color: var(--surface);
    box-shadow: 0 0 30px var(--primary-glow);
    transform: translateX(4px);
}

/* Scroll indicator */
.scroll-down {
    position: absolute;
    bottom: 2.5rem;
    right: 3.5rem;
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.6rem;
}
.scroll-label {
    font-family: var(--font-body);
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.2em;
    text-transform: uppercase;
    color: var(--text-muted);
}
.scroll-line {
    height: 1px;
    width: 40px;
    background: linear-gradient(to right, var(--primary), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse {
    0%, 100% { opacity: 0.3; width: 40px; }
    50% { opacity: 1; width: 55px; }
}

/* ====================================================
   SECTION: SKILLS
   ==================================================== */
.skills-section {
    background: var(--surface);
    color: #fff;
}
.skills-content {
    width: 100%;
    max-width: 960px;
    padding: 2rem clamp(1.5rem, 4vw, 3rem);
    display: flex;
    flex-direction: column;
    align-items: center;
    z-index: 2;
    position: relative;
}
.skills-grid {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
    width: 100%;
    align-items: stretch;
}
.skill-card {
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-top: 2px solid rgba(50, 200, 250, 0.4);
    border-radius: 16px;
    padding: 2rem 1.5rem;
    display: flex;
    flex-direction: column;
    gap: 1.25rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}
.skill-card:hover {
    border-color: var(--border-hover);
    border-top-color: rgba(50, 200, 250, 0.7);
    box-shadow: 0 -4px 20px rgba(50, 200, 250, 0.08);
}
.skill-card-header {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.6rem;
}
.skill-card-header h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    color: rgba(50, 200, 250, 0.8);
}
.skill-tags {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(110px, 1fr));
    gap: 0.5rem;
}
.skill-icons {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: 0.75rem 0.5rem;
}
.skill-icon-item {
    position: relative;
    display: flex;
    align-items: center;
    justify-content: center;
    cursor: default;
}
.skill-icon-item img {
    width: 44px;
    height: 44px;
    object-fit: contain;
    filter: grayscale(20%);
    transition: filter 0.2s, transform 0.2s;
}
.skill-icon-item:hover img {
    filter: grayscale(0%) drop-shadow(0 0 6px rgba(50, 200, 250, 0.4));
    transform: translateY(-3px);
}
.skill-icon-item::after {
    content: attr(data-name);
    position: absolute;
    bottom: calc(100% + 6px);
    left: 50%;
    transform: translateX(-50%) translateY(4px);
    background: rgba(10, 10, 20, 0.92);
    border: 1px solid var(--border);
    color: var(--text);
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 500;
    padding: 0.25rem 0.6rem;
    border-radius: 6px;
    white-space: nowrap;
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.15s, transform 0.15s;
}
.skill-icon-item:hover::after {
    opacity: 1;
    transform: translateX(-50%) translateY(0);
}
.skill-tag {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border);
    padding: 0.65rem 0.75rem;
    border-radius: 20px;
    font-family: var(--font-body);
    font-size: 0.82rem;
    font-weight: 500;
    text-align: center;
    transition: all 0.25s var(--ease-out);
}
.skill-tag:hover {
    background: rgba(50, 200, 250, 0.1);
    border-color: rgba(50, 200, 250, 0.25);
    color: var(--primary);
}
.cyber-tags {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    flex: 1;
}
.cyber-tag {
    display: flex;
    flex-direction: column;
    gap: 0.2rem;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border);
    padding: 0.6rem 1rem;
    border-radius: 10px;
    flex: 1;
    justify-content: center;
    transition: all 0.25s var(--ease-out);
}
.cyber-tag:hover {
    background: rgba(50, 200, 250, 0.1);
    border-color: rgba(50, 200, 250, 0.25);
}
.cyber-tag-name {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text);
}
.cyber-tag:hover .cyber-tag-name {
    color: var(--primary);
}
.cyber-tag-desc {
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 400;
    color: var(--text-muted);
    line-height: 1.4;
}
.badge-grid {
    display: grid;
    grid-template-columns: 1fr;
    gap: 0.6rem;
}
.badge-item {
    display: flex;
    align-items: center;
    gap: 0.7rem;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    padding: 0.65rem 1rem;
    border-radius: 10px;
    transition: all 0.25s var(--ease-out);
}
.badge-item:hover {
    background: rgba(50, 200, 250, 0.06);
    border-color: rgba(50, 200, 250, 0.2);
}
.badge-icon {
    font-size: 1rem;
    color: #ffd700;
}
.badge-name {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
}

/* ====================================================
   SECTION: EXPERIENCE
   ==================================================== */
.experience-section {
    background: var(--surface);
}
.experience-content {
    width: 100%;
    max-width: 860px;
    padding: 2rem clamp(1.5rem, 4vw, 3rem);
    z-index: 2;
    position: relative;
}
.timeline {
    display: flex;
    flex-direction: column;
    gap: 0;
    position: relative;
    padding-left: 2.5rem;
    max-width: 640px;
}
.timeline::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0.6rem;
    bottom: 0.6rem;
    width: 1px;
    background: linear-gradient(to bottom, var(--primary), var(--border), transparent);
}
.timeline-item {
    position: relative;
    padding: 1.5rem 0;
}
.timeline-marker {
    position: absolute;
    left: -2.5rem;
    top: 1.8rem;
    width: 9px;
    height: 9px;
    border-radius: 50%;
    background: var(--primary);
    box-shadow: 0 0 12px var(--primary-glow);
    transform: translateX(-50%);
    left: calc(-2.5rem + 0.5px);
}
.timeline-card {
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 1.5rem 1.8rem;
    transition: all 0.35s var(--ease-out);
}
.timeline-card:hover {
    border-color: var(--border-hover);
    background: var(--surface-hover);
    transform: translateX(6px);
}
.timeline-date {
    font-family: var(--font-body);
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--primary);
}
.timeline-card h3 {
    font-family: var(--font-display);
    font-size: 1.15rem;
    font-weight: 700;
    margin: 0.5rem 0 0.3rem;
    color: #fff;
}
.timeline-company {
    font-size: 0.85rem;
    color: var(--text-muted);
    font-weight: 500;
    display: block;
    margin-bottom: 0.6rem;
}
.timeline-card p {
    font-size: 0.88rem;
    line-height: 1.6;
    color: var(--text-muted);
    margin: 0;
}

/* ====================================================
   SECTION: PROJECTS
   ==================================================== */
.projects-section {
    background: var(--surface);
}
.projects-content {
    width: 100%;
    max-width: 960px;
    padding: 2rem clamp(1.5rem, 4vw, 3rem);
    z-index: 2;
    position: relative;
    display: flex;
    align-items: center;
    gap: 1.5rem;
}
.projects-grid {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    width: 100%;
    overflow: hidden;
    position: relative;
    padding-top: 4px;
    margin-top: -4px;
    mask-image: linear-gradient(to bottom, #000 calc(100% - 4rem), transparent 100%);
    -webkit-mask-image: linear-gradient(to bottom, #000 calc(100% - 4rem), transparent 100%);
}
.projects-grid.no-mask {
    mask-image: none;
    -webkit-mask-image: none;
}
.projects-grid .project-card {
    transition: all 0.4s var(--ease-out), max-height 0.4s var(--ease-out), opacity 0.4s, margin 0.4s;
    flex-shrink: 0;
}
.projects-grid .project-card.hidden-card {
    max-height: 0;
    opacity: 0;
    padding: 0 2.2rem;
    margin: 0;
    border-color: transparent;
    overflow: hidden;
}
.projects-grid .project-card.teaser-card {
    max-height: 4rem;
    overflow: hidden;
    opacity: 0.4;
}
.projects-scroll-btns {
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
    flex-shrink: 0;
}
.projects-scroll-btn {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 50%;
    width: 2.5rem;
    height: 2.5rem;
    color: var(--text-muted);
    font-size: 1rem;
    cursor: pointer;
    transition: all 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}
.projects-scroll-btn:hover {
    background: rgba(255, 255, 255, 0.1);
    border-color: var(--border-hover);
    color: #fff;
}
.project-card {
    display: block;
    text-decoration: none;
    color: inherit;
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 2rem 2.2rem;
    position: relative;
    overflow: hidden;
    transition: all 0.4s var(--ease-out);
}
.project-card::before {
    content: '';
    position: absolute;
    inset: 0;
    background: linear-gradient(135deg, transparent 50%, var(--primary-glow));
    opacity: 0;
    transition: opacity 0.4s;
}
.project-card:hover {
    border-color: rgba(50, 200, 250, 0.2);
    transform: translateY(-4px);
    box-shadow: 0 20px 60px rgba(0, 0, 0, 0.3);
}
.project-card:hover::before {
    opacity: 1;
}
.project-number {
    font-family: var(--font-display);
    font-size: 2.5rem;
    font-weight: 800;
    color: var(--text-faint);
    line-height: 1;
    margin-bottom: 0.8rem;
    display: block;
    transition: color 0.35s;
}
.project-card:hover .project-number {
    color: var(--primary);
}
.project-card h3 {
    font-family: var(--font-display);
    font-size: 1.3rem;
    font-weight: 700;
    margin-bottom: 0.5rem;
    color: #fff;
    position: relative;
}
.project-card p {
    font-size: 0.9rem;
    line-height: 1.6;
    color: var(--text-muted);
    margin-bottom: 1rem;
    position: relative;
}
.project-tags {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    position: relative;
}
.project-tags span {
    font-size: 0.72rem;
    font-weight: 600;
    letter-spacing: 0.06em;
    text-transform: uppercase;
    padding: 0.3rem 0.8rem;
    border-radius: 50px;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border);
    color: var(--text-muted);
}
.project-arrow {
    position: absolute;
    top: 2rem;
    right: 2.2rem;
    font-size: 1.5rem;
    color: var(--text-faint);
    transition: all 0.35s var(--ease-out);
}
.project-card:hover .project-arrow {
    color: var(--primary);
    transform: translate(3px, -3px);
}

/* ====================================================
   SECTION: CONTACT
   ==================================================== */
.contact-section {
    background: var(--surface);
}
.contact-content {
    display: flex;
    gap: 4rem;
    max-width: 860px;
    width: 100%;
    padding: 2rem clamp(1.5rem, 4vw, 3rem);
    align-items: flex-start;
    z-index: 2;
    position: relative;
}
.contact-left {
    flex: 1;
    min-width: 0;
}
.contact-left h2 {
    font-family: var(--font-display);
    font-size: clamp(2.5rem, 4vw, 3.5rem);
    font-weight: 800;
    line-height: 1.1;
    color: #fff;
    margin-bottom: 1rem;
}
.contact-description {
    font-size: 1rem;
    line-height: 1.7;
    color: var(--text-muted);
    margin-bottom: 2rem;
}
.contact-links {
    display: flex;
    flex-direction: column;
    gap: 0.6rem;
}
.contact-link {
    font-family: var(--font-body);
    font-size: 0.85rem;
    font-weight: 600;
    color: var(--text-muted);
    text-decoration: none;
    padding: 0.6rem 0;
    border-bottom: 1px solid var(--border);
    transition: all 0.3s var(--ease-out);
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
}
.contact-link:hover {
    color: var(--primary);
    border-color: var(--primary);
    padding-left: 0.5rem;
}

/* Contact form */
.contact-form {
    flex: 1;
    min-width: 0;
    display: flex;
    flex-direction: column;
    gap: 1.2rem;
}
.form-group {
    position: relative;
}
.form-group input,
.form-group textarea {
    width: 100%;
    padding: 1rem 1.2rem 0.7rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    color: var(--text);
    background: var(--surface-raised);
    border: 1px solid var(--border);
    border-radius: 12px;
    outline: none;
    transition: border-color 0.3s, background 0.3s;
    resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus {
    border-color: var(--primary);
    background: rgba(50, 200, 250, 0.03);
}
.form-group label {
    position: absolute;
    left: 1.2rem;
    top: 50%;
    transform: translateY(-50%);
    font-size: 0.85rem;
    color: var(--text-muted);
    pointer-events: none;
    transition: all 0.25s var(--ease-out);
}
.form-group textarea ~ label {
    top: 1rem;
    transform: none;
}
.form-group input:focus ~ label,
.form-group input:not(:placeholder-shown) ~ label {
    top: 0.3rem;
    transform: none;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary);
}
.form-group textarea:focus ~ label,
.form-group textarea:not(:placeholder-shown) ~ label {
    top: -0.5rem;
    transform: none;
    font-size: 0.65rem;
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--primary);
    background: var(--surface);
    padding: 0 0.4rem;
}
.submit-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 0.6rem;
    padding: 0.9rem 2rem;
    font-family: var(--font-body);
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--surface);
    background: var(--primary);
    border: none;
    border-radius: 12px;
    cursor: pointer;
    transition: all 0.35s var(--ease-out);
    align-self: flex-start;
}
.submit-btn:hover {
    background: #fff;
    transform: translateY(-2px);
    box-shadow: 0 8px 30px var(--primary-glow);
}
.btn-arrow {
    transition: transform 0.3s var(--ease-out);
}
.submit-btn:hover .btn-arrow {
    transform: translateX(4px);
}

.form-status {
    font-family: var(--font-body);
    font-size: 0.85rem;
    margin-top: 0.75rem;
    min-height: 1.2em;
}
.form-status--success { color: rgba(50, 220, 120, 0.9); }
.form-status--error   { color: rgba(255, 90, 90, 0.9); }
.submit-btn:disabled  { opacity: 0.5; cursor: not-allowed; }

/* ====== RESPONSIVE ====== */
@media (max-width: 900px) {
    .hero-layout {
        gap: 2rem;
        padding: 0 3rem;
    }
    .hero-portrait-frame {
        width: 180px;
        height: 240px;
    }
    .contact-content {
        flex-direction: column;
        gap: 2rem;
    }
    .projects-grid {
        grid-template-columns: 1fr;
    }
}

@media (max-width: 700px) {
    .hero-layout {
        flex-direction: column;
        gap: 1.5rem;
        padding: 2rem 2rem;
        text-align: center;
    }
    .hero-content {
        text-align: center;
    }
    .typewriter-row {
        justify-content: center;
    }
    .hero-next-btn {
        margin-left: auto;
        margin-right: auto;
    }
    .hero-portrait-frame {
        width: 160px;
        height: 200px;
        border-radius: 16px;
    }
    .skills-grid {
        grid-template-columns: 1fr;
    }
    .scroll-down {
        display: none;
    }
}