/* ── Design tokens ── */
:root {
    --bg-0:   #020408;
    --bg-1:   #0a0f1a;
    --bg-2:   #0f1729;
    --bg-3:   #141e35;
    --bg-4:   #1a2640;

    --green:  #00ff41;
    --green-d:#00cc33;
    --green-2:#00ff4122;
    --green-3:#00ff4133;
    --cyan:   #00d4ff;
    --cyan-2: #00d4ff22;
    --red:    #ff003c;
    --red-2:  #ff003c22;
    --yellow: #ffd700;

    --text-1: #e8f4e8;
    --text-2: #9ab89a;
    --text-3: #5a7a5a;
    --border: rgba(0,255,65,0.15);
    --border-bright: rgba(0,255,65,0.4);

    --font: 'JetBrains Mono', 'Cascadia Code', 'Fira Code', monospace;
    --radius: 4px;
    --radius-lg: 8px;
}

/* ── Reset & base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    background: var(--bg-0);
    color: var(--text-1);
    font-family: var(--font);
    font-size: 15px;
    line-height: 1.6;
    overflow-x: hidden;
    min-height: 100vh;
}

/* Scanlines overlay */
body::before {
    content: '';
    position: fixed;
    inset: 0;
    pointer-events: none;
    z-index: 9999;
    background: repeating-linear-gradient(
        0deg,
        transparent,
        transparent 2px,
        rgba(0,0,0,0.08) 2px,
        rgba(0,0,0,0.08) 4px
    );
}

/* ── Matrix canvas ── */
#matrix-canvas {
    position: fixed;
    top: 0; left: 0;
    width: 100%; height: 100%;
    opacity: 0.04;
    pointer-events: none;
    z-index: 0;
}

/* ── Typography ── */
h1, h2, h3, h4 { font-weight: 300; letter-spacing: -0.02em; line-height: 1.1; }

.mono { font-family: var(--font); }

/* ── Neon text ── */
.neon-green {
    color: var(--green);
    text-shadow: 0 0 8px var(--green), 0 0 20px rgba(0,255,65,0.4);
}
.neon-cyan {
    color: var(--cyan);
    text-shadow: 0 0 8px var(--cyan), 0 0 20px rgba(0,212,255,0.4);
}
.neon-red {
    color: var(--red);
    text-shadow: 0 0 8px var(--red), 0 0 20px rgba(255,0,60,0.4);
}

/* ── Glitch animation ── */
@keyframes glitch {
    0%   { clip-path: inset(40% 0 61% 0); transform: skew(-0.3deg); }
    20%  { clip-path: inset(92% 0 1% 0);  transform: skew(0.2deg); }
    40%  { clip-path: inset(43% 0 1% 0);  transform: skew(0.1deg); }
    60%  { clip-path: inset(25% 0 58% 0); transform: skew(-0.1deg); }
    80%  { clip-path: inset(54% 0 7% 0);  transform: skew(0.2deg); }
    100% { clip-path: inset(58% 0 43% 0); transform: skew(-0.3deg); }
}
@keyframes glitch2 {
    0%   { clip-path: inset(50% 0 30% 0); transform: skew(0.3deg); }
    20%  { clip-path: inset(10% 0 85% 0); transform: skew(-0.2deg); }
    40%  { clip-path: inset(70% 0 5% 0);  transform: skew(0.1deg); }
    60%  { clip-path: inset(20% 0 60% 0); transform: skew(-0.2deg); }
    80%  { clip-path: inset(80% 0 12% 0); transform: skew(0.15deg); }
    100% { clip-path: inset(40% 0 50% 0); transform: skew(-0.1deg); }
}

.glitch {
    position: relative;
    display: inline-block;
}
.glitch::before,
.glitch::after {
    content: attr(data-text);
    position: absolute;
    top: 0; left: 0;
    width: 100%;
    height: 100%;
}
.glitch::before {
    color: var(--cyan);
    text-shadow: -2px 0 var(--cyan);
    animation: glitch 2.5s infinite linear alternate-reverse;
}
.glitch::after {
    color: var(--red);
    text-shadow: 2px 0 var(--red);
    animation: glitch2 2.5s infinite linear alternate-reverse;
}

/* ── Blink cursor ── */
@keyframes blink { 0%,100% { opacity:1; } 50% { opacity:0; } }
.cursor { animation: blink 1s step-end infinite; }

/* ── Pulse ring ── */
@keyframes ring-pulse {
    0%   { transform: scale(1);   opacity: 0.6; }
    100% { transform: scale(1.8); opacity: 0; }
}

/* ── Float ── */
@keyframes float {
    0%,100% { transform: translateY(0); }
    50%      { transform: translateY(-8px); }
}

/* ── Spin slow ── */
@keyframes spin-slow { to { transform: rotate(360deg); } }

/* ── Fade up ── */
@keyframes fade-up {
    from { opacity:0; transform: translateY(24px); }
    to   { opacity:1; transform: translateY(0); }
}
.fade-up { animation: fade-up 0.6s ease-out forwards; }

/* ── Scroll 3D reveal ── */
.scroll-reveal-section {
    perspective: 1200px;
    perspective-origin: 50% 0%;
}
.scroll-reveal-inner {
    transform-origin: 50% 0%;
    transform: rotateX(18deg) scale(0.97);
    opacity: 0;
    transition: transform 0.08s linear, opacity 0.08s linear;
    will-change: transform, opacity;
}
.scroll-reveal-inner.revealed {
    transform: rotateX(0deg) scale(1);
    opacity: 1;
}

/* ── Layout ── */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 24px;
    position: relative;
    z-index: 1;
}
.section { padding: 96px 0; }

/* ── Grid helpers ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: 24px; }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; }
@media (max-width: 900px) {
    .grid-2 { grid-template-columns: 1fr; }
    .grid-3 { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .grid-3 { grid-template-columns: 1fr; }
}

/* ── Terminal card ── */
.card {
    background: var(--bg-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    transition: border-color 0.2s, box-shadow 0.2s, transform 0.2s;
    position: relative;
    overflow: hidden;
}
.card::before {
    content: '';
    position: absolute;
    top: 0; left: 0; right: 0;
    height: 2px;
    background: linear-gradient(90deg, var(--green), var(--cyan), var(--green));
    opacity: 0;
    transition: opacity 0.2s;
}
.card:hover {
    border-color: var(--border-bright);
    box-shadow: 0 0 30px rgba(0,255,65,0.08), 0 8px 32px rgba(0,0,0,0.4);
    transform: translateY(-3px);
}
.card:hover::before { opacity: 1; }

/* Terminal window chrome */
.card-chrome {
    padding: 10px 16px;
    border-bottom: 1px solid var(--border);
    display: flex;
    align-items: center;
    gap: 8px;
    background: var(--bg-2);
}
.dot { width: 10px; height: 10px; border-radius: 50%; }
.dot-red    { background: #ff5f57; }
.dot-yellow { background: #ffbd2e; }
.dot-green  { background: #28c941; }
.card-title { font-size: 12px; color: var(--text-3); margin-left: auto; letter-spacing: 0.05em; }

/* ── Buttons ── */
.btn {
    display: inline-flex; align-items: center; justify-content: center; gap: 8px;
    padding: 10px 24px;
    border-radius: var(--radius);
    font-family: var(--font);
    font-size: 13px;
    font-weight: 500;
    letter-spacing: 0.05em;
    cursor: pointer;
    text-decoration: none;
    border: 1px solid transparent;
    transition: all 0.2s;
    white-space: nowrap;
}
.btn-primary {
    background: var(--green);
    color: #000;
    border-color: var(--green);
    text-shadow: none;
}
.btn-primary:hover {
    background: #00ff41cc;
    box-shadow: 0 0 20px rgba(0,255,65,0.5);
    transform: scale(1.03);
}
.btn-outline {
    background: transparent;
    color: var(--green);
    border-color: var(--border-bright);
}
.btn-outline:hover {
    background: var(--green-2);
    border-color: var(--green);
    box-shadow: 0 0 15px rgba(0,255,65,0.2);
    transform: scale(1.03);
}
.btn-ghost {
    background: transparent;
    color: var(--text-2);
    border-color: var(--border);
}
.btn-ghost:hover {
    background: var(--bg-3);
    color: var(--text-1);
}

/* ── Badge ── */
.badge {
    display: inline-block;
    padding: 3px 10px;
    border: 1px solid var(--border);
    border-radius: 2px;
    font-size: 11px;
    color: var(--text-2);
    background: var(--bg-2);
    transition: all 0.2s;
}
.badge:hover {
    border-color: var(--green);
    color: var(--green);
    background: var(--green-2);
}

/* ── Progress bar ── */
.progress-bar {
    height: 4px;
    background: var(--bg-3);
    border-radius: 2px;
    overflow: hidden;
}
.progress-fill {
    height: 100%;
    border-radius: 2px;
    box-shadow: 0 0 8px currentColor;
    transition: width 0.8s ease;
}

/* ── Inputs ── */
.input {
    width: 100%;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 10px 14px;
    color: var(--text-1);
    font-family: var(--font);
    font-size: 13px;
    transition: border-color 0.2s, box-shadow 0.2s;
}
.input:focus {
    outline: none;
    border-color: var(--green);
    box-shadow: 0 0 0 3px var(--green-2), 0 0 15px rgba(0,255,65,0.1);
}
.input::placeholder { color: var(--text-3); }

/* ── Section header ── */
.section-label {
    font-size: 11px;
    letter-spacing: 0.2em;
    color: var(--green);
    text-transform: uppercase;
    margin-bottom: 12px;
    display: flex;
    align-items: center;
    gap: 12px;
}
.section-label::before, .section-label::after {
    content: '';
    height: 1px;
    flex: 1;
    background: var(--border);
}
.section-label::before { max-width: 40px; }

.section-title {
    font-size: clamp(2rem, 5vw, 3.5rem);
    font-weight: 300;
    color: var(--text-1);
    margin-bottom: 20px;
    letter-spacing: -0.03em;
}
.section-sub {
    font-size: 15px;
    color: var(--text-2);
    max-width: 600px;
    line-height: 1.7;
}

/* ── Loading spinner ── */
.spinner {
    display: inline-block;
    width: 20px; height: 20px;
    border: 2px solid var(--bg-3);
    border-top-color: var(--green);
    border-radius: 50%;
    animation: spin-slow 0.8s linear infinite;
}

/* ── Stat number ── */
.stat-num {
    font-size: 2rem;
    font-weight: 300;
    color: var(--text-1);
    line-height: 1;
}
.stat-label { font-size: 11px; color: var(--text-3); letter-spacing: 0.1em; text-transform: uppercase; }

/* ── Nav ── */
.header {
    position: fixed;
    top: 0; left: 0; right: 0;
    z-index: 100;
    transition: all 0.3s;
}
.header-inner {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 18px 0;
}
.header-scrolled {
    background: rgba(2,4,8,0.85);
    backdrop-filter: blur(16px);
    border-bottom: 1px solid var(--border);
}
.logo {
    display: flex; align-items: center; gap: 10px;
    font-size: 15px; font-weight: 500;
    color: var(--text-1);
    cursor: pointer;
    background: none; border: none;
    font-family: var(--font);
    transition: color 0.2s;
    letter-spacing: 0.05em;
}
.logo:hover { color: var(--green); }
.logo-bracket { color: var(--green); }

.nav-links {
    display: flex; align-items: center; gap: 32px;
    list-style: none;
}
.nav-link {
    font-size: 12px;
    color: var(--text-3);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    cursor: pointer;
    background: none; border: none;
    font-family: var(--font);
    transition: color 0.2s;
}
.nav-link:hover { color: var(--green); }
.nav-link::before { content: './'; color: var(--text-3); transition: color 0.2s; }
.nav-link:hover::before { color: var(--green); }

/* ── Creator badge ── */
.creator-badge {
    position: fixed;
    top: 16px;
    right: 16px;
    z-index: 9000;
    display: flex;
    align-items: center;
    gap: 10px;
    padding: 7px 14px 7px 8px;
    background: rgba(10,15,26,0.85);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(0,255,65,0.2);
    border-radius: 100px;
    text-decoration: none;
    transition: border-color 0.2s, box-shadow 0.2s;
    box-shadow: 0 2px 12px rgba(0,0,0,0.4);
}
.creator-badge:hover {
    border-color: rgba(0,255,65,0.6);
    box-shadow: 0 0 16px rgba(0,255,65,0.15), 0 2px 12px rgba(0,0,0,0.4);
}
.creator-badge-img {
    width: 28px;
    height: 28px;
    object-fit: contain;
    image-rendering: pixelated;
    border-radius: 50%;
    background: var(--bg-2);
    flex-shrink: 0;
}
.creator-badge-text {
    display: flex;
    flex-direction: column;
    line-height: 1.2;
}
.creator-badge-label {
    font-family: var(--font);
    font-size: 9px;
    color: var(--text-3);
    letter-spacing: 0.08em;
    text-transform: uppercase;
}
.creator-badge-name {
    font-family: var(--font);
    font-size: 12px;
    font-weight: 500;
    color: var(--green);
    letter-spacing: 0.04em;
}

/* Personal logo */
.logo-img-link {
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    text-decoration: none;
    opacity: 0.85;
    transition: opacity 0.2s;
}
.logo-img-link:hover { opacity: 1; filter: drop-shadow(0 0 6px var(--green)) drop-shadow(0 0 14px rgba(0,255,65,0.4)); }
.header-logo-img {
    width: 24px;
    height: 24px;
    object-fit: contain;
    display: block;
    image-rendering: pixelated;
    transition: filter 0.2s;
}

/* ── Hamburger ── */
.hamburger {
    display: none;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 7px 9px;
    cursor: pointer;
    color: var(--text-2);
    align-items: center;
    justify-content: center;
    transition: border-color 0.2s, color 0.2s;
}
.hamburger:hover { border-color: var(--green); color: var(--green); }
.hamburger svg { display: block; width: 18px; height: 18px; }

/* ── Mobile nav overlay ── */
.nav-mobile {
    display: none;
    position: fixed;
    inset: 0;
    background: rgba(2,4,8,0.97);
    backdrop-filter: blur(24px);
    z-index: 200;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 8px;
}
.nav-mobile.open { display: flex; }

.nav-mobile-close {
    position: absolute;
    top: 20px; right: 20px;
    background: none;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    padding: 8px 12px;
    color: var(--text-2);
    font-family: var(--font);
    font-size: 13px;
    cursor: pointer;
    transition: all 0.2s;
}
.nav-mobile-close:hover { border-color: var(--green); color: var(--green); }

.nav-mobile-link {
    background: none;
    border: none;
    font-family: var(--font);
    font-size: 1.6rem;
    font-weight: 300;
    color: var(--text-2);
    cursor: pointer;
    letter-spacing: 0.05em;
    padding: 12px 32px;
    border-radius: var(--radius);
    transition: color 0.2s, background 0.2s;
    text-decoration: none;
    display: block;
    text-align: center;
}
.nav-mobile-link::before { content: './'; color: var(--green); margin-right: 4px; }
.nav-mobile-link:hover { color: var(--green); background: var(--green-2); }

.nav-mobile-gh {
    margin-top: 24px;
    display: flex;
    align-items: center;
    gap: 10px;
    color: var(--text-3);
    font-family: var(--font);
    font-size: 13px;
    letter-spacing: 0.1em;
    text-decoration: none;
    padding: 10px 20px;
    border: 1px solid var(--border);
    border-radius: var(--radius);
    transition: all 0.2s;
}
.nav-mobile-gh:hover { color: var(--green); border-color: var(--green); background: var(--green-2); }
.nav-mobile-gh svg { width: 16px; height: 16px; flex-shrink: 0; }

@media (max-width: 768px) {
    .nav-desktop { display: none; }
    .hamburger { display: flex; }
}

/* ── Hero ── */
#hero {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    position: relative;
    overflow: hidden;
}

.hero-grid-lines {
    position: absolute;
    inset: 0;
    background-image:
        linear-gradient(var(--border) 1px, transparent 1px),
        linear-gradient(90deg, var(--border) 1px, transparent 1px);
    background-size: 60px 60px;
    opacity: 0.3;
    pointer-events: none;
}

.hero-glow {
    position: absolute;
    width: 600px; height: 600px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,255,65,0.06) 0%, transparent 70%);
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    pointer-events: none;
}

.hero-content {
    text-align: center;
    position: relative;
    z-index: 2;
    padding-top: 80px;
}

.hero-terminal-bar {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    padding: 6px 16px;
    background: var(--bg-2);
    border: 1px solid var(--border);
    border-radius: var(--radius);
    font-size: 11px;
    color: var(--text-3);
    margin-bottom: 48px;
    letter-spacing: 0.1em;
}
.hero-terminal-bar .status-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 6px var(--green);
}

/* Security icon */
.hero-icon {
    position: relative;
    width: 120px; height: 120px;
    margin: 0 auto 48px;
    animation: float 4s ease-in-out infinite;
}
.hero-icon-ring {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px solid rgba(0,255,65,0.3);
    animation: spin-slow 20s linear infinite;
}
.hero-icon-ring-2 {
    position: absolute;
    inset: 12px;
    border-radius: 50%;
    border: 1px solid rgba(0,212,255,0.2);
    animation: spin-slow 14s linear infinite reverse;
}
.hero-icon-pulse {
    position: absolute;
    inset: 0;
    border-radius: 50%;
    border: 1px solid var(--green);
    opacity: 0;
    animation: ring-pulse 2.5s ease-out infinite;
}
.hero-icon-core {
    position: absolute;
    inset: 24px;
    border-radius: 50%;
    background: linear-gradient(135deg, var(--green-2), var(--cyan-2));
    border: 1px solid var(--border-bright);
    display: flex; align-items: center; justify-content: center;
}

/* ── About ── */
#about { background: var(--bg-1); }

.avatar-frame {
    position: relative;
    border-radius: var(--radius-lg);
    overflow: visible;
}
.avatar-frame img {
    width: 100%; aspect-ratio: 1;
    border-radius: var(--radius-lg);
    display: block;
    border: 1px solid var(--border);
    filter: grayscale(30%) contrast(1.05);
    transition: filter 0.3s;
}
.avatar-frame img:hover { filter: none; }
.avatar-corner {
    position: absolute;
    width: 16px; height: 16px;
}
.avatar-corner.tl { top:-1px; left:-1px; border-top: 2px solid var(--green); border-left: 2px solid var(--green); }
.avatar-corner.tr { top:-1px; right:-1px; border-top: 2px solid var(--green); border-right: 2px solid var(--green); }
.avatar-corner.bl { bottom:-1px; left:-1px; border-bottom: 2px solid var(--green); border-left: 2px solid var(--green); }
.avatar-corner.br { bottom:-1px; right:-1px; border-bottom: 2px solid var(--green); border-right: 2px solid var(--green); }

.stats-float {
    position: absolute;
    bottom: -20px; right: -20px;
    background: var(--bg-1);
    border: 1px solid var(--border-bright);
    border-radius: var(--radius-lg);
    padding: 20px 24px;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    box-shadow: 0 0 30px rgba(0,255,65,0.1);
}

.info-row {
    display: flex; align-items: center; gap: 10px;
    color: var(--text-2);
    font-size: 13px;
}

/* ── Skills ── */
#skills { background: var(--bg-0); }

.skill-card { padding: 24px; }
.skill-card-header {
    display: flex; align-items: center; gap: 10px;
    margin-bottom: 16px;
    padding-bottom: 12px;
    border-bottom: 1px solid var(--border);
}
.skill-card-header h3 { font-size: 13px; font-weight: 500; letter-spacing: 0.05em; color: var(--text-1); }

.lang-card {
    text-align: center;
    padding: 24px;
}
.lang-dot-wrap {
    width: 48px; height: 48px;
    border-radius: 50%;
    margin: 0 auto 12px;
    display: flex; align-items: center; justify-content: center;
}
.lang-dot {
    width: 24px; height: 24px;
    border-radius: 50%;
}

/* Security focus banner */
.focus-banner {
    background: var(--bg-1);
    border: 1px solid var(--border);
    border-radius: var(--radius-lg);
    padding: 48px;
    text-align: center;
    position: relative;
    overflow: hidden;
}
.focus-banner::before {
    content: '';
    position: absolute;
    inset: 0;
    background: radial-gradient(ellipse at center, rgba(0,255,65,0.04) 0%, transparent 70%);
    pointer-events: none;
}
.focus-icon {
    width: 64px; height: 64px;
    border-radius: 50%;
    background: var(--green-2);
    border: 1px solid var(--border-bright);
    display: flex; align-items: center; justify-content: center;
    margin: 0 auto 24px;
    box-shadow: 0 0 20px rgba(0,255,65,0.2);
}

/* ── Projects ── */
#projects { background: var(--bg-1); }

.proj-card-thumb {
    height: 100px;
    display: flex; align-items: center; justify-content: center;
    position: relative;
    overflow: hidden;
}
.proj-card-thumb::before {
    content: '';
    position: absolute;
    inset: 0;
    background: repeating-linear-gradient(
        90deg,
        transparent, transparent 20px,
        rgba(0,255,65,0.02) 20px, rgba(0,255,65,0.02) 21px
    );
}
.proj-card-body { padding: 20px; }
.proj-name { font-size: 16px; font-weight: 500; color: var(--text-1); margin-bottom: 6px; }
.proj-desc { font-size: 12px; color: var(--text-2); line-height: 1.6; margin-bottom: 12px; }
.proj-meta { font-size: 11px; color: var(--text-3); margin-bottom: 12px; }
.proj-tags { display: flex; flex-wrap: wrap; gap: 6px; margin-bottom: 16px; }
.proj-actions { display: flex; gap: 8px; }
.proj-actions .btn { flex: 1; padding: 8px 12px; font-size: 11px; }

/* Stats row */
.stats-row {
    display: grid; grid-template-columns: repeat(3, 1fr);
    gap: 1px;
    background: var(--border);
    border-radius: var(--radius-lg);
    overflow: hidden;
    margin-bottom: 32px;
}
.stat-cell {
    background: var(--bg-2);
    padding: 24px;
    text-align: center;
}

/* Security notice */
.notice {
    padding: 20px 24px;
    display: flex; align-items: flex-start; gap: 14px;
}
.notice-body h4 { font-size: 13px; font-weight: 500; color: var(--text-1); margin-bottom: 6px; }
.notice-body p  { font-size: 12px; color: var(--text-2); line-height: 1.6; }

/* ── Repositories ── */
#repositories { background: var(--bg-0); }

.repo-card { padding: 20px; }
.repo-header { display: flex; align-items: flex-start; justify-content: space-between; margin-bottom: 10px; }
.repo-name { font-size: 14px; font-weight: 500; color: var(--text-1); }
.repo-counts { display: flex; gap: 12px; font-size: 11px; color: var(--text-3); }
.repo-desc { font-size: 12px; color: var(--text-2); line-height: 1.6; margin-bottom: 14px; }
.repo-footer { display: flex; align-items: center; justify-content: space-between; }
.repo-tags { display: flex; flex-wrap: wrap; gap: 4px; }
.repo-date { font-size: 10px; color: var(--text-3); }

/* ── Contact ── */
#contact { background: var(--bg-1); }

.contact-method {
    display: flex; align-items: center; justify-content: space-between;
    padding: 16px 20px;
    transition: all 0.2s;
}
.contact-method:hover { border-color: var(--border-bright); }
.contact-method-left { display: flex; align-items: center; gap: 14px; cursor: pointer; }
.contact-icon-wrap {
    width: 36px; height: 36px;
    border-radius: var(--radius);
    background: var(--bg-3);
    border: 1px solid var(--border);
    display: flex; align-items: center; justify-content: center;
    flex-shrink: 0;
}
.contact-label { font-size: 11px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.1em; margin-bottom: 2px; }
.contact-value { font-size: 14px; color: var(--text-1); }

.copy-btn {
    background: none; border: none;
    color: var(--text-3);
    cursor: pointer;
    padding: 6px;
    border-radius: var(--radius);
    transition: all 0.2s;
    font-family: var(--font);
    flex-shrink: 0;
}
.copy-btn:hover { background: var(--bg-3); color: var(--green); }

.status-badge {
    display: inline-flex; align-items: center; gap: 8px;
    padding: 8px 16px;
    background: rgba(0,255,65,0.06);
    border: 1px solid rgba(0,255,65,0.2);
    border-radius: var(--radius);
    font-size: 12px;
    color: var(--green);
}
.status-badge .status-dot {
    width: 6px; height: 6px;
    border-radius: 50%;
    background: var(--green);
    box-shadow: 0 0 6px var(--green);
    animation: blink 2s ease-in-out infinite;
    flex-shrink: 0;
}

.ethics-box {
    padding: 16px 20px;
    background: rgba(255,215,0,0.04);
    border: 1px solid rgba(255,215,0,0.2);
    border-radius: var(--radius);
    font-size: 12px;
    color: rgba(255,215,0,0.8);
    line-height: 1.6;
}

.form-label { font-size: 11px; color: var(--text-3); text-transform: uppercase; letter-spacing: 0.1em; display: block; margin-bottom: 6px; }

/* ── Toast ── */
@keyframes slide-in { from { transform: translateX(110%); opacity:0; } to { transform: translateX(0); opacity:1; } }
.toast {
    position: fixed;
    top: 20px; right: 20px;
    background: var(--bg-2);
    border: 1px solid var(--border-bright);
    border-radius: var(--radius-lg);
    padding: 14px 18px;
    max-width: 280px;
    z-index: 9998;
    box-shadow: 0 0 30px rgba(0,255,65,0.15), 0 8px 24px rgba(0,0,0,0.4);
    animation: slide-in 0.3s ease-out;
}
.toast-title { font-size: 13px; font-weight: 500; color: var(--green); margin-bottom: 4px; }
.toast-body  { font-size: 12px; color: var(--text-2); }

/* ── Footer ── */
footer {
    padding: 32px 0;
    border-top: 1px solid var(--border);
    text-align: center;
    font-size: 12px;
    color: var(--text-3);
}

/* ── Orbital Timeline ── */
.orbital-wrap {
    height: 520px;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: visible;
    position: relative;
    margin-bottom: 24px;
}
.orbital-anchor {
    position: relative;
    width: 0;
    height: 0;
}
.orbital-center {
    position: absolute;
    width: 64px;
    height: 64px;
    left: -32px;
    top: -32px;
    z-index: 10;
}
.o-ring-1 {
    position: absolute;
    inset: -12px;
    border-radius: 50%;
    border: 1px solid rgba(0,255,65,0.2);
    animation: spin-slow 20s linear infinite;
}
.o-ring-2 {
    position: absolute;
    inset: -24px;
    border-radius: 50%;
    border: 1px solid rgba(0,212,255,0.1);
    animation: spin-slow 14s linear infinite reverse;
}
@keyframes o-ping {
    0%   { transform: scale(1); opacity: 0.5; }
    100% { transform: scale(2.2); opacity: 0; }
}
.o-pulse {
    position: absolute;
    inset: -4px;
    border-radius: 50%;
    border: 1px solid var(--green);
    animation: o-ping 2.5s ease-out infinite;
}
.o-core {
    width: 64px;
    height: 64px;
    border-radius: 50%;
    background: linear-gradient(135deg, rgba(0,255,65,0.12), rgba(0,212,255,0.08));
    border: 1px solid rgba(0,255,65,0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    box-shadow: 0 0 20px rgba(0,255,65,0.12);
}
.orbital-track {
    position: absolute;
    width: 400px;
    height: 400px;
    left: -200px;
    top: -200px;
    border-radius: 50%;
    border: 1px solid rgba(0,255,65,0.06);
    pointer-events: none;
}
.orbital-node {
    position: absolute;
    width: 40px;
    height: 40px;
    margin-left: -20px;
    margin-top: -20px;
    cursor: pointer;
    will-change: transform;
}
.o-node-glow {
    position: absolute;
    inset: -8px;
    border-radius: 50%;
    background: radial-gradient(circle, rgba(0,255,65,0.12) 0%, transparent 70%);
    pointer-events: none;
    opacity: 0;
    transition: opacity 0.3s;
}
.orbital-node:hover .o-node-glow,
.orbital-node.o-expanded .o-node-glow { opacity: 1; }
.o-node-dot {
    width: 40px;
    height: 40px;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    background: var(--bg-1);
    border: 1.5px solid rgba(0,255,65,0.3);
    transition: border-color 0.3s, background 0.3s, transform 0.3s, box-shadow 0.3s;
    position: relative;
    z-index: 1;
}
.orbital-node:hover .o-node-dot {
    border-color: rgba(0,255,65,0.7);
    background: var(--bg-3);
}
.orbital-node.o-expanded .o-node-dot {
    transform: scale(1.5);
    box-shadow: 0 0 24px rgba(0,255,65,0.4);
}
.o-node-label {
    position: absolute;
    top: 48px;
    left: 50%;
    transform: translateX(-50%);
    white-space: nowrap;
    font-size: 9px;
    font-weight: 500;
    letter-spacing: 0.1em;
    color: rgba(255,255,255,0.45);
    text-transform: uppercase;
    font-family: var(--font);
    pointer-events: none;
    transition: color 0.3s;
}
.orbital-node.o-expanded .o-node-label { color: var(--green); text-shadow: 0 0 6px rgba(0,255,65,0.3); }
.orbital-node:hover .o-node-label { color: rgba(255,255,255,0.7); }
.o-card {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 228px;
    background: rgba(9,13,22,0.97);
    border: 1px solid rgba(0,255,65,0.2);
    border-radius: 6px;
    z-index: 300;
    backdrop-filter: blur(20px);
    box-shadow: 0 0 40px rgba(0,0,0,0.5), 0 0 1px rgba(0,255,65,0.1);
    pointer-events: all;
    animation: fade-up 0.2s ease-out;
}
.o-card.o-card-below { top: 60px; }
.o-card.o-card-above { bottom: 60px; }
.o-card-connector {
    position: absolute;
    left: 50%;
    transform: translateX(-50%);
    width: 1px;
    background: rgba(0,255,65,0.2);
}
.o-card.o-card-below .o-card-connector { top: -12px; height: 12px; }
.o-card.o-card-above .o-card-connector { bottom: -12px; height: 12px; }
.o-card-inner { padding: 14px 16px; }
.o-card-head { display: flex; align-items: center; justify-content: space-between; margin-bottom: 10px; }
.o-tag {
    font-size: 9px;
    font-family: var(--font);
    letter-spacing: 0.1em;
    text-transform: uppercase;
    padding: 2px 8px;
    border-radius: 2px;
}
.o-tag-active { background: rgba(0,255,65,0.1); border: 1px solid rgba(0,255,65,0.25); color: var(--green); }
.o-tag-dev    { background: rgba(0,212,255,0.08); border: 1px solid rgba(0,212,255,0.2); color: var(--cyan); }
.o-card-date  { font-size: 10px; color: var(--text-3); font-family: var(--font); }
.o-card-title { font-size: 13px; font-weight: 500; color: var(--text-1); margin-bottom: 6px; font-family: var(--font); }
.o-card-desc  { font-size: 11px; color: var(--text-2); line-height: 1.65; margin-bottom: 10px; font-family: var(--font); }
.o-card-lang  { display: inline-block; font-size: 10px; padding: 2px 8px; margin-bottom: 10px; border-radius: 2px; font-family: var(--font); }
.o-card-actions { display: flex; gap: 6px; padding-top: 10px; border-top: 1px solid rgba(0,255,65,0.07); }
.o-card-btn {
    flex: 1;
    padding: 6px;
    font-size: 10px;
    font-family: var(--font);
    cursor: pointer;
    border-radius: 3px;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 4px;
    transition: all 0.2s;
    text-decoration: none;
    letter-spacing: 0.04em;
}
.o-btn-view { background: rgba(0,255,65,0.08); border: 1px solid rgba(0,255,65,0.2); color: var(--green); }
.o-btn-view:hover { background: rgba(0,255,65,0.15); border-color: rgba(0,255,65,0.4); }
.o-btn-code { background: transparent; border: 1px solid var(--border); color: var(--text-2); }
.o-btn-code:hover { background: var(--bg-3); color: var(--text-1); }
.orbital-hint {
    text-align: center;
    font-size: 10px;
    color: var(--text-3);
    letter-spacing: 0.1em;
    font-family: var(--font);
    margin-bottom: 48px;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 4px; }
::-webkit-scrollbar-track { background: var(--bg-0); }
::-webkit-scrollbar-thumb { background: var(--bg-4); border-radius: 2px; }
::-webkit-scrollbar-thumb:hover { background: var(--green-d); }

/* ── Selection ── */
::selection { background: var(--green-3); color: var(--green); }

/* lg grid for repos */
@media (min-width: 1024px) {
    .grid-3-lg { grid-template-columns: repeat(3, 1fr); }
}

/* contact grid */
.contact-grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 48px;
}

/* about grid */
.about-grid {
    display: grid;
    grid-template-columns: 1fr 1.4fr;
    gap: 80px;
    align-items: start;
}

/* focus areas grid */
.focus-areas-grid {
    display: grid;
    grid-template-columns: repeat(2, 1fr);
    gap: 10px;
}

/* contact form name/email row */
.form-row-2 {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

/* ══════════════════════════════
   RESPONSIVE BREAKPOINTS
   ══════════════════════════════ */

@media (max-width: 900px) {
    .contact-grid { grid-template-columns: 1fr; gap: 32px; }
    .about-grid { grid-template-columns: 1fr; gap: 48px; }
    .stats-float { bottom: auto; right: auto; position: relative; margin-top: 16px; }
    .avatar-frame { max-width: 320px; margin: 0 auto; }
}

@media (max-width: 768px) {
    .section { padding: 64px 0; }
    .focus-banner { padding: 32px 20px; }
    .hero-content { padding-top: 56px; }
    .hero-terminal-bar { font-size: 10px; }
    .stats-float { position: static; margin-top: 24px; }
    .section-sub { font-size: 13px; }
    .toast { right: 12px; left: 12px; max-width: none; }
}

@media (max-width: 640px) {
    .hero-icon { width: 90px; height: 90px; }
    .stats-row { grid-template-columns: 1fr; }
    .form-row-2 { grid-template-columns: 1fr; }
    .focus-banner { padding: 24px 16px; }
    .stat-num { font-size: 1.5rem; }
    .section-title { margin-bottom: 14px; }
    .header-inner { padding: 14px 0; }
}

@media (max-width: 600px) {
    .orbital-wrap { height: 340px; }
    .orbital-track { width: 260px; height: 260px; left: -130px; top: -130px; }
    .container { padding: 0 16px; }
    .focus-icons-row { gap: 20px; flex-wrap: wrap; }
}

@media (max-width: 400px) {
    .hero-terminal-bar { flex-wrap: wrap; justify-content: center; }
    .proj-actions { flex-direction: column; }
    .proj-actions .btn { width: 100%; }
}