/* ===== CSS Variables — VSCode Dark Theme ===== */
:root {
    --bg-primary:    #1e1e1e;
    --bg-secondary:  #252526;
    --bg-tertiary:   #2d2d2d;
    --bg-card:       #252526;
    --border:        #3e3e42;
    --border-light:  #4a4a4f;

    --accent-blue:   #569cd6;
    --accent-teal:   #4ec9b0;
    --accent-green:  #6a9955;
    --accent-orange: #ce9178;
    --accent-yellow: #dcdcaa;
    --accent-pink:   #c586c0;
    --accent-num:    #b5cea8;

    --text-main:     #d4d4d4;
    --text-var:      #9cdcfe;
    --text-muted:    #6a6a6a;
    --text-comment:  #6a9955;

    --status-blue:   #007acc;

    --font-body:     'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-code:     'Fira Code', 'Consolas', monospace;

    --r-sm: 4px;
    --r-md: 8px;
    --r-lg: 14px;

    --shadow-sm: 0 2px 8px rgba(0,0,0,.35);
    --shadow-md: 0 6px 24px rgba(0,0,0,.45);
    --shadow-lg: 0 12px 48px rgba(0,0,0,.55);

    --ease: 0.3s ease;
    --nav-h: 62px;
}

/* ===== Reset ===== */
*, *::before, *::after { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; font-size: 16px; }
body {
    background: var(--bg-primary);
    color: var(--text-main);
    font-family: var(--font-body);
    line-height: 1.6;
    overflow-x: hidden;
}

/* ===== Scrollbar ===== */
::-webkit-scrollbar { width: 7px; }
::-webkit-scrollbar-track { background: var(--bg-secondary); }
::-webkit-scrollbar-thumb { background: var(--border-light); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--text-muted); }

/* ===== Syntax colour helpers ===== */
.code-keyword  { color: var(--accent-pink);   font-family: var(--font-code); }
.code-variable { color: var(--text-var);      font-family: var(--font-code); }
.code-operator { color: var(--text-main);     font-family: var(--font-code); }
.code-brace    { color: var(--accent-yellow); font-family: var(--font-code); }
.code-property { color: var(--text-var);      font-family: var(--font-code); }
.code-colon    { color: var(--text-main);     font-family: var(--font-code); }
.code-string   { color: var(--accent-orange); font-family: var(--font-code); }
.code-number   { color: var(--accent-num);    font-family: var(--font-code); }
.code-comma    { color: var(--text-main);     font-family: var(--font-code); }
.code-comment  { color: var(--text-comment);  font-family: var(--font-code); }

.hl-teal   { color: var(--accent-teal); }
.hl-blue   { color: var(--accent-blue); }
.hl-orange { color: var(--accent-orange); }
.hl-yellow { color: var(--accent-yellow); }

/* ===== Navigation ===== */
#navbar {
    position: fixed; top: 0; left: 0; right: 0;
    height: var(--nav-h);
    background: rgba(30,30,30,.96);
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--border);
    z-index: 1000;
    transition: var(--ease);
}
#navbar.scrolled { box-shadow: var(--shadow-md); }

.nav-container {
    max-width: 1200px; margin: 0 auto; padding: 0 2rem;
    height: 100%;
    display: flex; align-items: center; justify-content: space-between;
}

.nav-logo {
    font-family: var(--font-code);
    font-size: 1.15rem; font-weight: 600;
    cursor: pointer; user-select: none;
}
.logo-bracket { color: var(--accent-blue); }
.logo-text    { color: var(--accent-teal); margin: 0 2px; }

.nav-links { display: flex; list-style: none; gap: 0.25rem; }

.nav-link {
    font-family: var(--font-code); font-size: 0.83rem;
    color: var(--text-muted);
    text-decoration: none;
    padding: 0.45rem 0.8rem;
    border-radius: var(--r-sm);
    transition: var(--ease);
    position: relative;
}
.nav-link:hover, .nav-link.active { color: var(--accent-teal); background: rgba(78,201,176,.08); }
.nav-link.active::after {
    content: '';
    position: absolute; bottom: -1px; left: 0; right: 0;
    height: 2px; background: var(--accent-teal); border-radius: 2px 2px 0 0;
}

.hamburger {
    display: none; flex-direction: column; gap: 5px;
    background: none; border: none; cursor: pointer; padding: 4px;
}
.hamburger span {
    display: block; width: 22px; height: 2px;
    background: var(--text-main); border-radius: 2px; transition: var(--ease);
}

/* ===== Section Container ===== */
.section-container { max-width: 1200px; margin: 0 auto; padding: 5.5rem 2rem; }
.section-header { margin-bottom: 3rem; }
.section-number {
    display: block; font-family: var(--font-code);
    font-size: 0.82rem; color: var(--text-comment); margin-bottom: 0.4rem;
}
.section-title {
    font-size: clamp(1.8rem, 3.5vw, 2.4rem);
    font-weight: 700; color: var(--text-main);
    position: relative; display: inline-block;
}
.section-title::after {
    content: '';
    position: absolute; left: 0; bottom: -8px;
    width: 55%; height: 3px;
    background: linear-gradient(90deg, var(--accent-teal), transparent);
    border-radius: 3px;
}

/* ===== Buttons ===== */
.btn {
    display: inline-flex; align-items: center; gap: 0.5rem;
    padding: 0.72rem 1.5rem;
    border-radius: var(--r-md);
    font-family: var(--font-code); font-size: 0.875rem; font-weight: 500;
    text-decoration: none; border: none; cursor: pointer;
    transition: var(--ease);
}
.btn-primary { background: var(--accent-teal); color: var(--bg-primary); }
.btn-primary:hover { background: #3db89e; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(78,201,176,.3); }
.btn-secondary { background: transparent; color: var(--accent-teal); border: 1px solid var(--accent-teal); }
.btn-secondary:hover { background: rgba(78,201,176,.1); transform: translateY(-2px); }
.btn-resume { background: var(--accent-blue); color: #fff; margin-top: 1.5rem; width: 100%; justify-content: center; }
.btn-resume:hover { background: #4a8ec2; transform: translateY(-2px); box-shadow: 0 6px 20px rgba(86,156,214,.3); }
.btn-full { width: 100%; justify-content: center; }

/* ===== Tech Tags ===== */
.tech-stack { display: flex; flex-wrap: wrap; gap: 0.45rem; margin-top: 1rem; }
.tech-tag {
    background: rgba(86,156,214,.1); color: var(--accent-blue);
    border: 1px solid rgba(86,156,214,.3);
    padding: 0.18rem 0.6rem; border-radius: var(--r-sm);
    font-family: var(--font-code); font-size: 0.73rem;
}

/* ===== Fade-in Animation ===== */
.fade-in { opacity: 0; transform: translateY(22px); transition: opacity 0.65s ease, transform 0.65s ease; }
.fade-in.visible { opacity: 1; transform: translateY(0); }

/* ======================= HERO ======================= */
.hero {
    min-height: 100vh;
    display: flex; flex-direction: column; justify-content: center;
    padding-top: var(--nav-h);
    position: relative; overflow: hidden;
}
.hero::before {
    content: '';
    position: absolute; inset: 0;
    background:
        radial-gradient(ellipse at 70% 20%, rgba(86,156,214,.06) 0%, transparent 60%),
        radial-gradient(ellipse at 15% 80%, rgba(78,201,176,.06) 0%, transparent 60%);
    pointer-events: none;
}

.hero-container {
    max-width: 1200px; margin: 0 auto; padding: 2rem 2rem 4rem;
    display: grid; grid-template-columns: 1.1fr 0.9fr; gap: 4rem; align-items: center;
}

/* left col */
.hero-greeting { margin-bottom: 1.1rem; font-size: 0.88rem; }

.hero-code-block { font-family: var(--font-code); }
.code-line {
    font-size: clamp(0.82rem, 1.4vw, 1rem);
    line-height: 1.85;
    opacity: 0;
    animation: slideIn 0.35s ease var(--delay, 0s) forwards;
}
.code-line.indented { padding-left: 1.5rem; }

@keyframes slideIn {
    from { opacity: 0; transform: translateX(-14px); }
    to   { opacity: 1; transform: translateX(0); }
}

.hero-cta {
    display: flex; gap: 1rem; flex-wrap: wrap;
    margin-top: 2.2rem;
    opacity: 0; animation: slideIn 0.4s ease var(--delay) forwards;
}
.hero-social {
    display: flex; gap: 1rem; margin-top: 1.4rem;
    opacity: 0; animation: slideIn 0.4s ease var(--delay) forwards;
}
.hero-social a { color: var(--text-muted); font-size: 1.25rem; transition: var(--ease); }
.hero-social a:hover { color: var(--accent-teal); }

/* right col */
.hero-visual { display: flex; flex-direction: column; gap: 1.5rem; align-items: flex-start; }

.terminal-window {
    background: var(--bg-secondary);
    border: 1px solid var(--border);
    border-radius: var(--r-lg);
    overflow: hidden;
    box-shadow: var(--shadow-lg);
    opacity: 0;
    animation: slideIn 0.6s ease 0.2s forwards;
}
.terminal-header {
    background: var(--bg-tertiary);
    padding: 0.6rem 1rem;
    display: flex; align-items: center; gap: 0.45rem;
    border-bottom: 1px solid var(--border);
}
.terminal-btn { width: 12px; height: 12px; border-radius: 50%; }
.terminal-btn.red    { background: #ff5f57; }
.terminal-btn.yellow { background: #febc2e; }
.terminal-btn.green  { background: #28c840; }
.terminal-title { font-family: var(--font-code); font-size: 0.72rem; color: var(--text-muted); margin-left: 0.5rem; }

.terminal-body { padding: 1.25rem; font-family: var(--font-code); font-size: 0.82rem; }
.t-line { margin-bottom: 0.2rem; }
.t-prompt { color: var(--accent-teal); }
.t-cmd    { color: var(--text-main); }
.t-out    { color: var(--text-muted); margin-bottom: 0.8rem; padding-left: 0.9rem; }
.t-green  { color: var(--accent-teal) !important; }
.t-blink  { margin-top: 0.4rem; }
.t-cursor { color: var(--accent-teal); animation: blink 1s infinite; }
@keyframes blink { 0%, 100% { opacity: 1; } 50% { opacity: 0; } }

.hero-profile {
    border-radius: var(--r-lg);
    overflow: hidden;
    border: 1px solid var(--border);
    box-shadow: var(--shadow-md);
    opacity: 0;
    animation: slideIn 0.6s ease 0.5s forwards;
    width: 160px;
    align-self: flex-end;
}
.hero-profile img { width: 100%; height: auto; display: block; object-fit: contain; }

/* scroll indicator */
.scroll-indicator {
    position: absolute; bottom: 2rem; left: 50%; transform: translateX(-50%);
    display: flex; flex-direction: column; align-items: center; gap: 0.5rem;
    color: var(--text-muted); font-family: var(--font-code);
    font-size: 0.68rem; letter-spacing: 2px; text-transform: uppercase;
    opacity: 0; animation: slideIn 0.5s ease 3.2s forwards;
}
.scroll-line {
    width: 1px; height: 38px;
    background: linear-gradient(to bottom, var(--accent-teal), transparent);
    animation: scrollPulse 2s ease-in-out infinite;
}
@keyframes scrollPulse { 0%, 100% { opacity: 1; } 50% { opacity: 0.3; } }

/* ======================= ABOUT ======================= */
.about { background: var(--bg-secondary); }

.about-content { display: grid; grid-template-columns: 1fr 1.1fr; gap: 3.5rem; align-items: start; }

.photo-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 0.65rem; }

.photo-item {
    position: relative; overflow: hidden;
    border-radius: var(--r-md); aspect-ratio: 1; cursor: pointer;
    border: 1px solid var(--border);
}
.photo-item.photo-large { grid-column: span 2; aspect-ratio: 16/9; }
.photo-item img { width: 100%; height: 100%; object-fit: cover; transition: transform 0.5s ease; display: block; }
.photo-item:hover img { transform: scale(1.06); }
.photo-overlay {
    position: absolute; bottom: 0; left: 0; right: 0;
    background: linear-gradient(transparent, rgba(0,0,0,.82));
    color: #fff; padding: 0.7rem; font-size: 0.8rem;
    transform: translateY(100%); transition: var(--ease);
}
.photo-item:hover .photo-overlay { transform: translateY(0); }

.about-text { color: var(--text-main); font-size: 0.93rem; line-height: 1.85; margin-bottom: 1rem; }

.hobbies-block {
    margin-top: 1.75rem; padding: 1.2rem;
    background: var(--bg-primary); border: 1px solid var(--border); border-radius: var(--r-md);
}
.hobbies-label { font-family: var(--font-code); font-size: 0.88rem; margin-bottom: 0.75rem; }
.hobbies-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(118px, 1fr)); gap: 0.55rem; margin: 0.65rem 0; }
.hobby-item {
    display: flex; align-items: center; gap: 0.45rem;
    font-size: 0.82rem; color: var(--text-main);
    padding: 0.38rem 0.6rem;
    background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--r-sm);
    transition: var(--ease);
}
.hobby-item:hover { border-color: var(--accent-teal); color: var(--accent-teal); }
.hobby-item i { color: var(--accent-teal); font-size: 0.85rem; }

/* ======================= EXPERIENCE ======================= */
.experience { background: var(--bg-primary); }

.timeline { position: relative; padding-left: 2rem; }
.timeline::before {
    content: '';
    position: absolute; left: 0; top: 0.6rem; bottom: 0;
    width: 2px; background: linear-gradient(to bottom, var(--accent-teal), transparent);
}

.timeline-item { position: relative; margin-bottom: 2.75rem; }
.timeline-dot {
    position: absolute; left: -2.38rem; top: 0.6rem;
    width: 13px; height: 13px;
    background: var(--accent-teal); border-radius: 50%;
    border: 2px solid var(--bg-primary);
    box-shadow: 0 0 0 3px rgba(78,201,176,.22);
}

.timeline-card {
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: var(--r-lg); padding: 1.75rem;
    transition: var(--ease);
}
.timeline-card:hover { border-color: rgba(78,201,176,.3); box-shadow: var(--shadow-sm); }

.job-header {
    display: flex; justify-content: space-between; align-items: flex-start;
    flex-wrap: wrap; gap: 0.75rem; margin-bottom: 1rem;
}
.job-title { font-size: 1.08rem; font-weight: 600; color: var(--text-main); }
.job-company { display: block; font-size: 0.92rem; color: var(--accent-teal); margin-top: 0.2rem; }
.job-meta { display: flex; flex-direction: column; align-items: flex-end; gap: 0.2rem; }
.job-meta span { font-family: var(--font-code); font-size: 0.78rem; color: var(--text-muted); display: flex; align-items: center; gap: 0.35rem; }

.job-bullets { list-style: none; margin-bottom: 1.25rem; }
.job-bullets li {
    font-size: 0.88rem; line-height: 1.75; color: var(--text-main);
    padding-left: 1.1rem; position: relative; margin-bottom: 0.45rem;
}
.job-bullets li::before { content: '▸'; position: absolute; left: 0; color: var(--accent-teal); font-size: 0.75rem; }

.inner-project {
    background: var(--bg-primary);
    border: 1px solid var(--border); border-left: 3px solid var(--accent-teal);
    border-radius: var(--r-md); padding: 1rem; margin-top: 1rem;
}
.inner-project-header {
    display: flex; align-items: center; gap: 0.45rem;
    color: var(--accent-yellow); font-size: 0.88rem; font-weight: 600; margin-bottom: 0.7rem;
}
.inner-project p { font-size: 0.855rem; color: var(--text-main); line-height: 1.72; }

.badge-yellow {
    padding: 0.15rem 0.55rem; border-radius: var(--r-sm);
    font-family: var(--font-code); font-size: 0.68rem;
    background: rgba(220,220,170,.13); color: var(--accent-yellow);
    border: 1px solid rgba(220,220,170,.28);
}

/* ======================= PROJECTS ======================= */
.projects { background: var(--bg-secondary); }

/* Featured card */
.featured-card {
    background: var(--bg-primary); border: 1px solid var(--border); border-radius: var(--r-lg);
    padding: 2rem; margin-bottom: 2rem;
    position: relative; overflow: hidden; transition: var(--ease);
}
.featured-card::before {
    content: '';
    position: absolute; top: 0; left: 0; right: 0; height: 3px;
    background: linear-gradient(90deg, var(--accent-teal), var(--accent-blue));
}
.featured-card:hover { border-color: rgba(78,201,176,.38); box-shadow: var(--shadow-md); transform: translateY(-3px); }

.featured-badge {
    display: inline-flex; align-items: center; gap: 0.4rem;
    background: rgba(78,201,176,.1); color: var(--accent-teal);
    border: 1px solid rgba(78,201,176,.28);
    border-radius: var(--r-sm); padding: 0.22rem 0.75rem;
    font-family: var(--font-code); font-size: 0.73rem; margin-bottom: 1.1rem;
}

.featured-card-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 2rem; align-items: start; }

.featured-label {
    display: block; font-family: var(--font-code); font-size: 0.73rem;
    color: var(--accent-teal); letter-spacing: 1px; margin-bottom: 0.7rem;
}
.featured-info h3 { font-size: 1.38rem; font-weight: 700; color: var(--text-main); margin-bottom: 0.9rem; }
.featured-info p { font-size: 0.88rem; color: var(--text-main); line-height: 1.75; margin-bottom: 0.75rem; }

.project-links { display: flex; gap: 0.75rem; margin-top: 1.25rem; flex-wrap: wrap; }
.project-link {
    display: inline-flex; align-items: center; gap: 0.4rem;
    color: var(--accent-teal); text-decoration: none;
    font-family: var(--font-code); font-size: 0.82rem;
    padding: 0.4rem 0.85rem;
    border: 1px solid rgba(78,201,176,.3); border-radius: var(--r-sm); transition: var(--ease);
}
.project-link:hover { background: rgba(78,201,176,.1); }

/* code window inside featured card */
.code-window {
    background: #1a1a1a; border: 1px solid var(--border);
    border-radius: var(--r-md); overflow: hidden; font-family: var(--font-code);
}
.code-window-header {
    background: var(--bg-tertiary); padding: 0.55rem 1rem;
    display: flex; align-items: center; gap: 0.45rem; border-bottom: 1px solid var(--border);
}
.cw-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--border-light); }
.cw-filename { font-size: 0.72rem; color: var(--text-muted); margin-left: 0.5rem; }
.code-window-body { padding: 1.1rem 1.25rem; font-size: 0.77rem; line-height: 1.75; overflow-x: auto; white-space: pre; }

.c-kw  { color: var(--accent-pink); }
.c-mod { color: var(--text-var); }
.c-cmt { color: var(--text-comment); }
.c-fn  { color: var(--accent-yellow); }
.c-cls { color: var(--accent-teal); }
.c-str { color: var(--accent-orange); }

/* Project cards grid */
.projects-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(290px, 1fr)); gap: 1.4rem; }

.project-card {
    background: var(--bg-primary); border: 1px solid var(--border); border-radius: var(--r-lg);
    padding: 1.5rem; transition: var(--ease); display: flex; flex-direction: column;
}
.project-card:hover { border-color: rgba(78,201,176,.32); transform: translateY(-5px); box-shadow: var(--shadow-md); }

.project-card-top { display: flex; justify-content: space-between; align-items: center; margin-bottom: 1rem; }
.project-icon {
    width: 42px; height: 42px;
    background: rgba(78,201,176,.1); border-radius: var(--r-sm);
    display: flex; align-items: center; justify-content: center;
    color: var(--accent-teal); font-size: 1.1rem;
}
.project-ext-links a { color: var(--text-muted); font-size: 1.1rem; transition: var(--ease); }
.project-ext-links a:hover { color: var(--accent-teal); }

.project-card h3 { font-size: 1.02rem; font-weight: 600; color: var(--text-main); margin-bottom: 0.65rem; }
.project-card p  { font-size: 0.855rem; color: var(--text-main); line-height: 1.72; flex: 1; }

/* ======================= EXTRA PROJECTS (collapsible) ======================= */
.extra-projects-wrap { margin-top: 2rem; }

.extra-toggle {
    width: 100%;
    display: flex; align-items: center; justify-content: space-between;
    background: var(--bg-primary); border: 1px solid var(--border);
    border-radius: var(--r-lg); padding: 1rem 1.4rem;
    cursor: pointer; transition: var(--ease);
    color: var(--text-main); font-family: var(--font-body); font-size: 0.9rem;
}
.extra-toggle:hover { border-color: var(--accent-teal); background: rgba(78,201,176,.04); }
.extra-toggle[aria-expanded="true"] { border-color: rgba(78,201,176,.4); border-bottom-left-radius: 0; border-bottom-right-radius: 0; }

.extra-toggle-label { display: flex; align-items: center; gap: 0.7rem; }
.extra-toggle-hint { font-family: var(--font-code); font-size: 0.75rem; color: var(--text-muted); }

.extra-chevron { color: var(--accent-teal); transition: transform 0.35s ease; font-size: 0.85rem; }
.extra-chevron.open { transform: rotate(180deg); }

.extra-projects-grid {
    display: none;
    grid-template-columns: repeat(auto-fill, minmax(270px, 1fr));
    gap: 1rem;
    background: var(--bg-primary);
    border: 1px solid rgba(78,201,176,.4); border-top: none;
    border-bottom-left-radius: var(--r-lg); border-bottom-right-radius: var(--r-lg);
    padding: 1.4rem;
}
.extra-projects-grid.open { display: grid; }

.extra-card {
    background: var(--bg-secondary); border: 1px solid var(--border);
    border-radius: var(--r-md); padding: 1.1rem;
    transition: var(--ease);
}
.extra-card:hover { border-color: rgba(78,201,176,.28); transform: translateY(-3px); }
.extra-card-top { margin-bottom: 0.6rem; }
.extra-card h4 { font-size: 0.92rem; font-weight: 600; color: var(--text-main); margin-bottom: 0.45rem; }
.extra-card p { font-size: 0.82rem; color: var(--text-muted); line-height: 1.68; }
.extra-tags { display: flex; flex-wrap: wrap; gap: 0.35rem; margin-top: 0.4rem; }

/* ======================= SKILLS ======================= */
.skills { background: var(--bg-primary); }

.skills-grid { display: grid; grid-template-columns: repeat(auto-fill, minmax(250px, 1fr)); gap: 1.5rem; }

.skills-cat {
    background: var(--bg-secondary); border: 1px solid var(--border); border-radius: var(--r-lg); padding: 1.5rem;
    transition: var(--ease);
}
.skills-cat:hover { border-color: rgba(86,156,214,.3); }
.skills-cat-title { font-size: 0.95rem; font-weight: 500; margin-bottom: 1rem; padding-bottom: 0.7rem; border-bottom: 1px solid var(--border); }

.skill-tags { display: flex; flex-wrap: wrap; gap: 0.45rem; }
.skill-tag {
    background: var(--bg-primary); color: var(--text-main);
    border: 1px solid var(--border); padding: 0.28rem 0.7rem; border-radius: var(--r-sm);
    font-size: 0.8rem; transition: var(--ease); cursor: default;
}
.skill-tag:hover { border-color: var(--accent-teal); color: var(--accent-teal); background: rgba(78,201,176,.05); }

/* ======================= CONTACT ======================= */
.contact { background: var(--bg-secondary); }

.contact-content { display: grid; grid-template-columns: 1fr 1fr; gap: 4rem; }

.contact-intro { font-size: 0.93rem; line-height: 1.82; color: var(--text-main); margin-bottom: 1.75rem; }

.contact-details { display: flex; flex-direction: column; gap: 0.9rem; margin-bottom: 1.5rem; }
.contact-item {
    display: flex; align-items: center; gap: 0.75rem;
    color: var(--text-main); text-decoration: none; font-size: 0.88rem; transition: var(--ease);
}
a.contact-item:hover { color: var(--accent-teal); }
.contact-item i { color: var(--accent-teal); width: 18px; text-align: center; }

.contact-socials { display: flex; gap: 0.65rem; flex-wrap: wrap; }
.social-pill {
    display: inline-flex; align-items: center; gap: 0.4rem;
    padding: 0.48rem 1rem;
    background: var(--bg-primary); color: var(--text-main);
    text-decoration: none;
    border: 1px solid var(--border); border-radius: var(--r-md);
    font-size: 0.83rem; transition: var(--ease);
}
.social-pill:hover { border-color: var(--accent-teal); color: var(--accent-teal); transform: translateY(-2px); }

/* contact form */
.contact-form { display: flex; flex-direction: column; gap: 1.2rem; }
.form-group { display: flex; flex-direction: column; gap: 0.35rem; }
.form-group label { font-family: var(--font-code); font-size: 0.78rem; color: var(--text-var); }
.form-group input,
.form-group textarea {
    background: var(--bg-primary); border: 1px solid var(--border); border-radius: var(--r-md);
    padding: 0.72rem 0.9rem;
    color: var(--text-main); font-family: var(--font-body); font-size: 0.88rem;
    transition: var(--ease); outline: none; resize: vertical;
}
.form-group input:focus,
.form-group textarea:focus { border-color: var(--accent-teal); box-shadow: 0 0 0 3px rgba(78,201,176,.1); }
.form-group input::placeholder,
.form-group textarea::placeholder { color: var(--text-muted); }

/* ======================= FOOTER ======================= */
.footer { background: var(--bg-primary); border-top: 1px solid var(--border); padding: 1.75rem 2rem; }
.footer-inner {
    max-width: 1200px; margin: 0 auto;
    display: flex; justify-content: space-between; align-items: center;
}
.footer-copy { font-family: var(--font-code); font-size: 0.82rem; color: var(--text-muted); }
.footer-links { display: flex; gap: 1rem; }
.footer-links a { color: var(--text-muted); font-size: 1rem; transition: var(--ease); }
.footer-links a:hover { color: var(--accent-teal); }

/* ======================= RESPONSIVE ======================= */
@media (max-width: 950px) {
    .hero-container { grid-template-columns: 1fr; gap: 2.5rem; }
    .hero-visual { order: -1; }
    .about-content { grid-template-columns: 1fr; gap: 2.5rem; }
    .featured-card-inner { grid-template-columns: 1fr; }
    .contact-content { grid-template-columns: 1fr; gap: 2.5rem; }
}

@media (max-width: 768px) {
    .nav-links {
        position: fixed; top: var(--nav-h); left: 0; right: 0;
        background: var(--bg-secondary); border-bottom: 1px solid var(--border);
        flex-direction: column; padding: 0.75rem;
        transform: translateY(-110%); opacity: 0;
        transition: var(--ease); pointer-events: none;
    }
    .nav-links.open { transform: translateY(0); opacity: 1; pointer-events: all; }
    .nav-link { padding: 0.7rem 1rem; border-radius: 0; border-bottom: 1px solid var(--border); }
    .nav-link:last-child { border-bottom: none; }
    .hamburger { display: flex; }
    .hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
    .hamburger.open span:nth-child(2) { opacity: 0; }
    .hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

    .section-container { padding: 3.5rem 1.25rem; }
    .hero-cta { flex-direction: column; }
    .btn { width: 100%; justify-content: center; }
    .job-header { flex-direction: column; }
    .job-meta { align-items: flex-start; }
    .footer-inner { flex-direction: column; gap: 1rem; text-align: center; }
    .timeline { padding-left: 1.5rem; }
    .timeline-dot { left: -1.9rem; }
}

@media (max-width: 480px) {
    .photo-grid { grid-template-columns: 1fr; }
    .photo-item.photo-large { grid-column: span 1; aspect-ratio: 4/3; }
    .hobbies-grid { grid-template-columns: repeat(2, 1fr); }
    .skills-grid { grid-template-columns: 1fr; }
    .projects-grid { grid-template-columns: 1fr; }
}