/* ===== neocoding.ai — coding-dark theme ===== */
:root {
    --bg-0: #0a0b14;
    --bg-1: #0e1020;
    --bg-2: #131629;
    --bg-3: #1a1e36;
    --bg-card: #141830;
    --bg-card-hover: #1a1f3a;
    --line: rgba(255, 255, 255, 0.08);
    --line-strong: rgba(255, 255, 255, 0.16);

    --fg: #e7e9f5;
    --fg-dim: #a5acc9;
    --fg-mute: #6b7393;

    /* Fresh accents */
    --cyan: #40e0d0;
    --cyan-glow: rgba(64, 224, 208, 0.35);
    --magenta: #ff5cc3;
    --magenta-glow: rgba(255, 92, 195, 0.32);
    --lime: #a0ff4c;
    --lime-glow: rgba(160, 255, 76, 0.32);
    --amber: #ffb648;
    --amber-glow: rgba(255, 182, 72, 0.32);
    --violet: #9d7bff;
    --violet-glow: rgba(157, 123, 255, 0.32);
    --coral: #ff6a6a;
    --coral-glow: rgba(255, 106, 106, 0.32);

    --accent: var(--cyan);
    --accent-glow: var(--cyan-glow);

    --radius-sm: 8px;
    --radius: 14px;
    --radius-lg: 22px;

    --shadow-sm: 0 2px 10px rgba(0, 0, 0, 0.35);
    --shadow-md: 0 10px 40px rgba(0, 0, 0, 0.45);
    --shadow-glow: 0 0 60px var(--accent-glow);

    --sans: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
    --mono: 'JetBrains Mono', 'Fira Code', Menlo, Consolas, monospace;
}

* { margin: 0; padding: 0; box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
    font-family: var(--sans);
    color: var(--fg);
    background: var(--bg-0);
    line-height: 1.65;
    font-size: 16px;
    min-height: 100vh;
    /* subtle grid */
    background-image:
        radial-gradient(1000px 600px at 80% -10%, var(--cyan-glow), transparent 60%),
        radial-gradient(900px 500px at -10% 30%, var(--magenta-glow), transparent 60%),
        linear-gradient(var(--line) 1px, transparent 1px),
        linear-gradient(90deg, var(--line) 1px, transparent 1px);
    background-size: auto, auto, 56px 56px, 56px 56px;
    background-position: 0 0, 0 0, -1px -1px, -1px -1px;
    background-attachment: fixed, fixed, fixed, fixed;
}
a { color: inherit; text-decoration: none; }
img { max-width: 100%; display: block; }

.wrap { max-width: 1180px; margin: 0 auto; padding: 0 1.5rem; }

.mono { font-family: var(--mono); }
.muted { color: var(--fg-mute); }
.lede { font-size: 1.15rem; color: var(--fg-dim); }

/* ===== Skip link ===== */
.skip-link {
    position: absolute; left: -999px; top: 0;
    background: var(--fg); color: var(--bg-0);
    padding: 8px 14px; border-radius: 6px; z-index: 1000;
}
.skip-link:focus { left: 12px; top: 12px; }

/* ===== Header / Nav ===== */
.site-header {
    position: sticky; top: 0; z-index: 100;
    backdrop-filter: blur(14px);
    -webkit-backdrop-filter: blur(14px);
    background: rgba(10, 11, 20, 0.72);
    border-bottom: 1px solid var(--line);
}
.nav-wrap {
    display: flex; align-items: center; justify-content: space-between;
    height: 72px;
}
.brand {
    display: inline-flex; align-items: center; gap: 10px;
    font-weight: 700; letter-spacing: 0.3px; font-size: 1.05rem;
}
.brand-glyph {
    display: inline-grid; place-items: center;
    width: 30px; height: 30px; border-radius: 8px;
    background: linear-gradient(135deg, var(--cyan), var(--magenta));
    color: #0a0b14; font-size: 0.95rem;
    box-shadow: 0 0 24px var(--cyan-glow);
}
.brand-text { font-family: var(--mono); letter-spacing: 0; }

.primary-nav { display: flex; }
.nav-list {
    display: flex; align-items: center; list-style: none; gap: 2px;
}
.nav-list > li > a {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 8px 14px; color: var(--fg-dim);
    font-weight: 500; font-size: 0.93rem;
    border-radius: 10px; transition: all 0.15s;
}
.nav-list > li > a:hover { color: var(--fg); background: rgba(255,255,255,0.04); }
.nav-list > li > a.active {
    color: var(--fg);
    background: linear-gradient(180deg, rgba(64,224,208,0.1), transparent);
    box-shadow: inset 0 -2px 0 var(--cyan);
}
.caret { font-size: 0.7rem; opacity: 0.7; }

.nav-cta-item { margin-left: 8px; display: flex; gap: 6px; }
.nav-lang { margin-left: 10px; }
.lang-switch {
    display: inline-flex; gap: 2px;
    padding: 3px; border-radius: 10px;
    background: rgba(255,255,255,0.04);
    border: 1px solid var(--line);
}
.lang-switch a {
    font-family: var(--mono); font-size: 0.72rem; font-weight: 700;
    color: var(--fg-mute); letter-spacing: 0.5px;
    padding: 5px 9px; border-radius: 7px;
    transition: all 0.15s;
}
.lang-switch a:hover { color: var(--fg); background: rgba(255,255,255,0.04); }
.lang-switch a.is-active {
    color: var(--bg-0);
    background: linear-gradient(135deg, var(--cyan), var(--magenta));
}
.nav-chip {
    display: inline-flex; align-items: center; gap: 6px;
    padding: 7px 14px; font-size: 0.85rem; font-weight: 600;
    border-radius: 10px;
    background: linear-gradient(135deg, var(--cyan), var(--magenta));
    color: #0a0b14;
    transition: transform 0.15s, box-shadow 0.15s;
}
.nav-chip:hover { transform: translateY(-1px); box-shadow: 0 6px 18px var(--cyan-glow); }
.nav-chip.subtle {
    background: transparent; color: var(--fg-dim);
    border: 1px solid var(--line-strong);
}
.nav-chip.subtle:hover { color: var(--fg); border-color: var(--cyan); }
.nav-chip.subtle.danger:hover { color: var(--coral); border-color: var(--coral); }

/* Submenu */
.has-submenu { position: relative; }
.submenu {
    position: absolute; top: calc(100% + 6px); left: 0;
    min-width: 260px;
    list-style: none; padding: 8px;
    background: var(--bg-2);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius);
    box-shadow: var(--shadow-md);
    opacity: 0; visibility: hidden; transform: translateY(-6px);
    transition: all 0.18s;
}
.has-submenu:hover > .submenu,
.has-submenu:focus-within > .submenu {
    opacity: 1; visibility: visible; transform: translateY(0);
}
.submenu li a {
    display: flex; align-items: center; gap: 10px;
    padding: 9px 12px; border-radius: 8px;
    color: var(--fg-dim); font-size: 0.9rem;
}
.submenu li a:hover { background: var(--bg-3); color: var(--fg); }
.svc-icon { display: inline-grid; place-items: center; width: 22px; text-align: center; }

/* Mobile toggle */
.nav-toggle {
    display: none; background: transparent; border: 0; cursor: pointer;
    width: 40px; height: 40px; padding: 8px;
}
.nav-toggle span {
    display: block; height: 2px; background: var(--fg); margin: 5px 0;
    border-radius: 1px; transition: transform 0.2s, opacity 0.2s;
}

/* ===== Hero ===== */
.hero {
    padding: 5.5rem 0 4rem;
    position: relative; overflow: hidden;
}
.hero-sm { padding: 4rem 0 2rem; }
.hero-inner {
    display: grid; grid-template-columns: 1.15fr 1fr;
    gap: 3rem; align-items: center;
}
.eyebrow {
    display: inline-block;
    color: var(--cyan); font-size: 0.8rem; font-weight: 600;
    letter-spacing: 1px; margin-bottom: 1rem;
    padding: 4px 10px; border: 1px solid rgba(64,224,208,0.3);
    border-radius: 100px; background: rgba(64,224,208,0.06);
}
.hero-title {
    font-size: clamp(2.2rem, 4.8vw, 3.8rem);
    font-weight: 800;
    line-height: 1.08;
    letter-spacing: -0.02em;
    background: linear-gradient(135deg, #fff 0%, #9db4ff 60%, var(--cyan) 100%);
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
    margin-bottom: 1.25rem;
}
.hero-sub {
    font-size: clamp(1rem, 1.35vw, 1.2rem);
    color: var(--fg-dim);
    max-width: 620px;
    margin-bottom: 2rem;
}
.cta-row {
    display: flex; gap: 0.8rem; flex-wrap: wrap; margin-bottom: 2.5rem;
}

.hero-stats {
    list-style: none; display: flex; gap: 2.5rem; flex-wrap: wrap;
    padding-top: 1.5rem; border-top: 1px solid var(--line);
}
.hero-stats li { display: flex; flex-direction: column; gap: 2px; }
.stat-num {
    font-family: var(--mono); font-size: 1.4rem; font-weight: 700;
    background: linear-gradient(135deg, var(--cyan), var(--magenta));
    -webkit-background-clip: text; background-clip: text;
    -webkit-text-fill-color: transparent;
}
.stat-label { font-size: 0.8rem; color: var(--fg-mute); }

/* Code window on hero */
.hero-code { position: relative; }
.code-window {
    background: var(--bg-1);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-lg);
    overflow: hidden;
    box-shadow: var(--shadow-md);
    position: relative;
}
.code-window::before {
    content: ''; position: absolute; inset: -1px;
    border-radius: inherit; padding: 1px;
    background: linear-gradient(135deg, var(--cyan), var(--magenta), var(--lime));
    -webkit-mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
            mask: linear-gradient(#000 0 0) content-box, linear-gradient(#000 0 0);
    -webkit-mask-composite: xor;
            mask-composite: exclude;
    opacity: 0.45; pointer-events: none;
}
.code-dots {
    display: flex; align-items: center; gap: 8px;
    padding: 12px 16px; border-bottom: 1px solid var(--line);
    background: rgba(0,0,0,0.2);
}
.code-dots span {
    width: 11px; height: 11px; border-radius: 50%;
    background: var(--fg-mute);
}
.code-dots span:nth-child(1) { background: #ff5f57; }
.code-dots span:nth-child(2) { background: #febc2e; }
.code-dots span:nth-child(3) { background: #28c840; }
.code-dots em {
    margin-left: auto; font-family: var(--mono); font-style: normal;
    color: var(--fg-mute); font-size: 0.78rem;
}
.code-window pre {
    padding: 1.3rem 1.5rem;
    font-family: var(--mono); font-size: 0.85rem;
    color: #cdd5ec; line-height: 1.7;
    overflow-x: auto;
}
.c-k { color: var(--magenta); }       /* keyword */
.c-t { color: var(--cyan); }          /* type */
.c-v { color: var(--lime); }          /* variable */
.c-s { color: var(--amber); }         /* string */
.c-n { color: var(--violet); }        /* number */
.c-c { color: var(--fg-mute); font-style: italic; }
.c-f { color: #9aeaff; }              /* function */

/* ===== Buttons ===== */
.btn {
    display: inline-flex; align-items: center; justify-content: center;
    padding: 12px 22px; font-size: 0.95rem; font-weight: 600;
    border-radius: 12px; border: 0; cursor: pointer;
    font-family: inherit;
    transition: transform 0.15s, box-shadow 0.15s, background 0.15s;
    white-space: nowrap;
}
.btn.lg { padding: 15px 28px; font-size: 1rem; }
.btn-primary {
    background: linear-gradient(135deg, var(--cyan), var(--magenta));
    color: #0a0b14;
    box-shadow: 0 6px 22px rgba(64,224,208,0.25);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 10px 30px rgba(64,224,208,0.4); }
.btn-ghost {
    background: transparent; color: var(--fg);
    border: 1px solid var(--line-strong);
}
.btn-ghost:hover { border-color: var(--cyan); background: rgba(64,224,208,0.05); }
.btn-danger {
    background: transparent; color: var(--coral);
    border: 1px solid var(--coral);
}
.btn-danger:hover { background: rgba(255,106,106,0.08); }

/* ===== Sections ===== */
.section { padding: 4.5rem 0; position: relative; }
.section-alt { background: linear-gradient(180deg, transparent, rgba(255,255,255,0.015), transparent); border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); }
.section-head { text-align: center; max-width: 720px; margin: 0 auto 3rem; }
.section-head h2 {
    font-size: clamp(1.8rem, 3vw, 2.4rem);
    font-weight: 800; letter-spacing: -0.02em;
    margin-bottom: 0.8rem;
}
.section-lede { color: var(--fg-dim); font-size: 1.05rem; }

/* ===== Service cards ===== */
.service-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 1.25rem;
}
.service-card {
    position: relative;
    background: var(--bg-card);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-lg);
    padding: 1.8rem 1.6rem 1.7rem;
    transition: transform 0.2s, border-color 0.2s, box-shadow 0.2s, background 0.2s;
    display: flex; flex-direction: column; gap: 0.6rem;
    overflow: hidden;
}
.service-card::before {
    content: ''; position: absolute;
    top: -50%; right: -30%;
    width: 200px; height: 200px; border-radius: 50%;
    background: var(--accent-glow);
    opacity: 0.3; filter: blur(40px);
    transition: opacity 0.25s;
    pointer-events: none;
}
.service-card:hover {
    transform: translateY(-4px);
    background: var(--bg-card-hover);
    border-color: var(--accent);
    box-shadow: 0 16px 40px rgba(0,0,0,0.4);
}
.service-card:hover::before { opacity: 0.7; }
.svc-top { display: flex; justify-content: space-between; align-items: flex-start; }
.svc-icon-lg {
    font-size: 2rem; display: inline-grid; place-items: center;
    width: 54px; height: 54px; border-radius: 14px;
    background: rgba(255,255,255,0.03);
    border: 1px solid var(--line);
}
.svc-icon-xl {
    font-size: 3rem;
    display: inline-grid; place-items: center;
    width: 88px; height: 88px; border-radius: 20px;
    background: rgba(255,255,255,0.03); border: 1px solid var(--line);
    flex-shrink: 0;
}
.svc-chip {
    color: var(--accent); font-size: 1.1rem;
    width: 38px; height: 38px; border-radius: 50%;
    display: inline-grid; place-items: center;
    background: rgba(255,255,255,0.03); border: 1px solid var(--line);
    transition: transform 0.2s;
}
.service-card:hover .svc-chip { transform: translateX(3px); background: var(--accent); color: var(--bg-0); }
.service-card h3 { font-size: 1.3rem; font-weight: 700; margin-top: 0.4rem; }
.svc-tag {
    font-family: var(--mono); font-size: 0.78rem;
    color: var(--accent); letter-spacing: 0.2px;
}
.svc-desc { color: var(--fg-dim); font-size: 0.93rem; line-height: 1.55; }

/* Accent-flavoured cards */
.accent-cyan    { --accent: var(--cyan);    --accent-glow: var(--cyan-glow); }
.accent-magenta { --accent: var(--magenta); --accent-glow: var(--magenta-glow); }
.accent-lime    { --accent: var(--lime);    --accent-glow: var(--lime-glow); }
.accent-amber   { --accent: var(--amber);   --accent-glow: var(--amber-glow); }
.accent-violet  { --accent: var(--violet);  --accent-glow: var(--violet-glow); }
.accent-coral   { --accent: var(--coral);   --accent-glow: var(--coral-glow); }

/* ===== Service detail hero ===== */
.svc-hero {
    display: flex; align-items: center; gap: 1.5rem; flex-wrap: wrap;
}

/* ===== Prose (markdown rendered) ===== */
.prose { max-width: 780px; margin: 0 auto; }
.prose h1, .prose h2, .prose h3, .prose h4 {
    color: var(--fg); font-weight: 700; letter-spacing: -0.015em;
    margin-top: 2.2rem; margin-bottom: 0.8rem; line-height: 1.25;
}
.prose h2 { font-size: 1.7rem; }
.prose h3 { font-size: 1.25rem; color: var(--cyan); }
.prose h4 { font-size: 1.05rem; }
.prose p  { margin-bottom: 1.1rem; color: var(--fg-dim); }
.prose ul, .prose ol { padding-left: 1.5rem; margin-bottom: 1.2rem; color: var(--fg-dim); }
.prose li { margin-bottom: 0.4rem; }
.prose li::marker { color: var(--cyan); }
.prose strong { color: var(--fg); font-weight: 700; }
.prose a { color: var(--cyan); border-bottom: 1px solid rgba(64,224,208,0.3); }
.prose a:hover { border-color: var(--cyan); }
.prose code {
    font-family: var(--mono); font-size: 0.9em;
    background: var(--bg-2); color: var(--lime);
    padding: 2px 6px; border-radius: 5px;
    border: 1px solid var(--line);
}

/* ===== CTA section ===== */
.cta-section .cta-inner {
    text-align: center;
    padding: 4rem 2rem;
    background: linear-gradient(135deg, var(--bg-2), var(--bg-3));
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-lg);
    position: relative; overflow: hidden;
}
.cta-section .cta-inner::before {
    content: ''; position: absolute; inset: 0;
    background:
      radial-gradient(400px 300px at 20% 20%, var(--cyan-glow), transparent 60%),
      radial-gradient(400px 300px at 80% 80%, var(--magenta-glow), transparent 60%);
    opacity: 0.7;
}
.cta-section h2 {
    position: relative; font-size: 2rem; font-weight: 800;
    letter-spacing: -0.02em; margin-bottom: 0.8rem;
}
.cta-section p { position: relative; color: var(--fg-dim); margin-bottom: 1.8rem; }
.cta-section .btn { position: relative; }

/* ===== Forms (public) ===== */
.form-card {
    background: var(--bg-card);
    border: 1px solid var(--line-strong);
    border-radius: var(--radius-lg);
    padding: 2rem;
    display: flex; flex-direction: column; gap: 1rem;
}
.form-card h3, .form-card h2 { margin-bottom: 0.4rem; }
.form-card label {
    display: flex; flex-direction: column; gap: 6px;
    font-size: 0.85rem; color: var(--fg-dim); font-weight: 500;
}
.form-card input, .form-card textarea, .form-card select,
.admin-form input, .admin-form textarea, .admin-form select {
    font-family: inherit; font-size: 0.95rem;
    padding: 11px 14px; border-radius: 10px;
    background: var(--bg-1); color: var(--fg);
    border: 1px solid var(--line-strong);
    transition: border-color 0.15s, box-shadow 0.15s;
    width: 100%;
}
.form-card input:focus, .form-card textarea:focus, .form-card select:focus,
.admin-form input:focus, .admin-form textarea:focus, .admin-form select:focus {
    outline: none; border-color: var(--cyan);
    box-shadow: 0 0 0 3px rgba(64,224,208,0.18);
}
.form-card textarea { resize: vertical; min-height: 120px; }

/* Honeypot — off-screen, not discoverable by sighted users. */
.honeypot {
    position: absolute !important; left: -10000px !important;
    width: 1px !important; height: 1px !important; overflow: hidden !important;
    opacity: 0 !important; pointer-events: none !important;
}

.contact-grid {
    display: grid; grid-template-columns: 1fr 1fr; gap: 2.5rem;
    align-items: start;
}
.contact-card {
    margin-top: 1.5rem; padding: 1.2rem 1.4rem;
    background: var(--bg-2); border: 1px solid var(--line);
    border-radius: var(--radius);
}
.contact-card p { margin-bottom: 0.8rem; color: var(--fg-dim); }
.contact-card a { color: var(--cyan); }
.contact-card strong { color: var(--fg); font-size: 0.85rem; text-transform: uppercase; letter-spacing: 0.5px; }

/* ===== Alerts ===== */
.alert {
    padding: 12px 16px; border-radius: 10px; font-size: 0.92rem;
    border: 1px solid transparent;
}
.alert.error   { background: rgba(255,106,106,0.1);  color: #ffb0b0; border-color: rgba(255,106,106,0.3); }
.alert.success { background: rgba(160,255,76,0.1);   color: #d1ffac; border-color: rgba(160,255,76,0.3); }

/* ===== Auth page ===== */
.auth-section { padding: 4rem 0; }
.auth-wrap { max-width: 440px; margin: 0 auto; padding: 0 1.5rem; }
.auth-card h2 { font-size: 1.5rem; }

/* ===== Footer ===== */
.site-footer {
    margin-top: 4rem; padding: 3rem 0 2rem;
    border-top: 1px solid var(--line);
    background: rgba(0,0,0,0.25);
}
.footer-grid {
    display: grid; grid-template-columns: 1.6fr 1fr 1fr 1.2fr;
    gap: 2rem; margin-bottom: 2.5rem;
}
.foot-col h4 {
    font-size: 0.8rem; text-transform: uppercase; letter-spacing: 1px;
    color: var(--fg-mute); margin-bottom: 1rem; font-weight: 700;
}
.foot-col ul { list-style: none; }
.foot-col li { margin-bottom: 0.5rem; font-size: 0.9rem; color: var(--fg-dim); }
.foot-col a { color: var(--fg-dim); transition: color 0.15s; }
.foot-col a:hover { color: var(--cyan); }
.foot-brand .brand { margin-bottom: 1rem; }
.foot-brand p { font-size: 0.9rem; color: var(--fg-dim); max-width: 320px; }
.foot-bottom {
    display: flex; justify-content: space-between; flex-wrap: wrap; gap: 1rem;
    padding-top: 1.5rem; border-top: 1px solid var(--line);
    font-size: 0.82rem;
}

/* ===== Mobile ===== */
@media (max-width: 900px) {
    .hero-inner { grid-template-columns: 1fr; gap: 2rem; }
    .hero-code { order: -1; }
    .contact-grid { grid-template-columns: 1fr; }
    .footer-grid { grid-template-columns: 1fr 1fr; gap: 1.5rem; }
}

@media (max-width: 720px) {
    .nav-toggle { display: block; }
    .primary-nav {
        position: fixed; inset: 72px 0 0 0;
        background: rgba(10, 11, 20, 0.97);
        backdrop-filter: blur(20px);
        border-top: 1px solid var(--line);
        transform: translateY(-10px); opacity: 0;
        visibility: hidden; transition: opacity 0.2s, transform 0.2s, visibility 0.2s;
        overflow-y: auto;
    }
    .primary-nav.open { transform: translateY(0); opacity: 1; visibility: visible; }
    .nav-list { flex-direction: column; align-items: stretch; padding: 1rem; gap: 2px; }
    .nav-list > li > a { padding: 14px 16px; font-size: 1rem; border-radius: 12px; }
    .nav-list > li > a.active { box-shadow: none; background: rgba(64,224,208,0.08); }
    .has-submenu .submenu {
        position: static; opacity: 1; visibility: visible; transform: none;
        box-shadow: none; border: 0; background: transparent; padding: 0 0 4px 10px;
        min-width: 0;
    }
    .nav-cta-item { margin-left: 0; margin-top: 12px; padding-top: 12px; border-top: 1px solid var(--line); }
    .nav-cta-item .nav-chip { flex: 1; justify-content: center; }
    .nav-lang { margin-left: 0; margin-top: 10px; }
    .lang-switch { width: 100%; justify-content: center; padding: 6px; }
    .lang-switch a { flex: 1; text-align: center; padding: 8px 16px; font-size: 0.85rem; }
    .section { padding: 3rem 0; }
    .hero { padding: 3rem 0 2rem; }
    .footer-grid { grid-template-columns: 1fr; }
}

/* Disable body scroll when mobile nav open */
body.nav-open { overflow: hidden; }