/*
Theme Name: Heroku Tech
Theme URI: https://heroku.tech
Author: Heroku Studio
Author URI: https://heroku.tech
Description: Web Data & Market Intelligence theme generated from the Heroku canonical design system. Premium dark UI, electric-blue accent system, full blog/insights support, page-scoped comments styling and responsive navigation. Exported from the heroku.tech theme engine — do not edit compiled CSS; edit tokens at the source.
Version: 1.3.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: heroku-tech
Tags: blog, news, dark, one-column, two-columns, custom-menu, featured-images, translation-ready
*/

@import url('https://fonts.googleapis.com/css2?family=Space+Grotesk:wght@400;500;600;700&family=Inter:wght@400;450;500;600;700&family=JetBrains+Mono:wght@400;500&display=swap');
/* HEROKU.TECH canonical stylesheet — generated from canonical design tokens. Do not edit compiled output. */
:root{
  --hk-bg:#060A13;
  --hk-bg-subtle:#090F1B;
  --hk-surface:#0C1424;
  --hk-raised:#121C30;
  --hk-line:#1C2942;
  --hk-line-strong:#2C3E62;
  --hk-text:#EDF1F8;
  --hk-text-muted:#97A3BA;
  --hk-text-faint:#64708A;
  --hk-accent:#38BDF8;
  --hk-accent-strong:#7DD3FC;
  --hk-accent-soft:rgba(56, 189, 248, 0.12);
  --hk-violet:#8B5CF6;
  --hk-violet-soft:rgba(139, 92, 246, 0.14);
  --hk-ok:#34D399;
  --hk-warn:#FBBF24;
  --hk-bad:#F87171;
  --hk-cta-ink:#04101C;
  --hk-font-display:"Space Grotesk Variable", "Space Grotesk", "SF Pro Display", "Segoe UI Variable Display", Inter, system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --hk-font-body:"Inter Variable", "Inter", "SF Pro Text", "Segoe UI Variable Text", system-ui, -apple-system, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --hk-font-mono:"JetBrains Mono Variable", "JetBrains Mono", "SF Mono", "Cascadia Code", ui-monospace, Menlo, Consolas, "Liberation Mono", monospace;
  --hk-base-size:16px;
  --hk-lh:1.65;
  --hk-heading-weight:650;
  --hk-body-weight:420;
  --hk-radius-sm:6px;
  --hk-radius-md:10px;
  --hk-radius-lg:14px;
  --hk-radius-xl:20px;
  --hk-radius-pill:999px;
  --hk-container:1200px;
  --hk-container-wide:1360px;
  --hk-article:760px;
  --hk-unit:4px;
  --hk-dur-fast:140ms;
  --hk-dur-base:240ms;
  --hk-dur-slow:480ms;
  --hk-grad:linear-gradient(120deg,#7DD3FC 0%,#38BDF8 45%,#8B5CF6 100%);
  --hk-grad-soft:linear-gradient(120deg,rgba(125, 211, 252, 0.16),rgba(139, 92, 246, 0.16));
  --hk-glass:rgba(12, 20, 36, 0.72);
  --hk-glass-strong:rgba(12, 20, 36, 0.88);
  --hk-shadow-sm:0 1px 2px rgba(2,6,16,.5),0 8px 24px -12px rgba(2,6,16,.6);
  --hk-shadow-md:0 2px 6px rgba(2,6,16,.45),0 18px 44px -18px rgba(2,6,16,.7);
  --hk-shadow-lg:0 4px 12px rgba(2,6,16,.5),0 32px 80px -24px rgba(2,6,16,.8);
  --hk-glow-accent:0 10px 34px -10px rgba(56, 189, 248, 0.55),0 2px 10px -2px rgba(56, 189, 248, 0.35);
  --hk-glow-violet:0 10px 34px -10px rgba(139, 92, 246, 0.5);
  --hk-glow-line:linear-gradient(90deg,transparent,rgba(56, 189, 248, 0.75) 30%,rgba(139, 92, 246, 0.75) 70%,transparent);
  --hk-focus:0 0 0 3px rgba(56, 189, 248, 0.4);
  --hk-grid-line:rgba(44, 62, 98, 0.34);
  --hk-noise:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='160' height='160'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='2' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.32'/%3E%3C/svg%3E");
  --hk-ease:cubic-bezier(.22,.68,.32,1);
  color-scheme:dark;
}

*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body{margin:0;background:var(--hk-bg);color:var(--hk-text);font-family:var(--hk-font-body);font-size:var(--hk-base-size);line-height:var(--hk-lh);font-weight:var(--hk-body-weight);-webkit-font-smoothing:antialiased;text-rendering:optimizeLegibility;min-height:100vh;display:flex;flex-direction:column;overflow-x:clip;position:relative}
/* Ambient page glow + film grain */
body::before{content:"";position:fixed;inset:0;z-index:-2;pointer-events:none;
  background:
    radial-gradient(1100px 520px at 82% -8%,var(--hk-violet-soft),transparent 62%),
    radial-gradient(1200px 600px at 12% -12%,var(--hk-accent-soft),transparent 60%),
    radial-gradient(900px 700px at 50% 118%,rgba(56,189,248,0.05),transparent 60%)}
body::after{content:"";position:fixed;inset:0;z-index:2000;pointer-events:none;background-image:var(--hk-noise);background-size:160px 160px;opacity:.05;mix-blend-mode:overlay}
img,svg,video{max-width:100%;height:auto}
/* Inline icons render without width/height attributes — give them a sane default.
 * Component rules below override this where specific sizes are needed. */
svg:not([width]):not([height]):not([class*="hk-cover"]){width:18px;height:18px;flex:none}
.hk-cover svg,.hk-cover img{width:100%;height:100%;display:block}
h1,h2,h3,h4,h5,h6{font-family:var(--hk-font-display);font-weight:var(--hk-heading-weight);line-height:1.14;letter-spacing:-.022em;color:var(--hk-text);margin:0 0 .6em;text-wrap:balance}
p{margin:0 0 1em}
a{color:var(--hk-accent);text-decoration:none;transition:color var(--hk-dur-fast) ease}
a:hover{color:var(--hk-accent-strong)}
strong,b{color:var(--hk-text);font-weight:640}
small{font-size:.84em}
hr{border:0;height:1px;background:var(--hk-glow-line);opacity:.55;margin:2.75rem 0}
::selection{background:var(--hk-accent-soft);color:var(--hk-text)}
:focus-visible{outline:none;box-shadow:var(--hk-focus);border-radius:var(--hk-radius-sm)}
button{font-family:inherit}
input,textarea,select{font-family:inherit;font-size:1rem}
ul,ol{padding-left:1.35em}
summary{cursor:pointer}
@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
}
*{scrollbar-width:thin;scrollbar-color:var(--hk-line-strong) transparent}
*::-webkit-scrollbar{width:9px;height:9px}
*::-webkit-scrollbar-thumb{background:var(--hk-line-strong);border-radius:99px;border:2px solid transparent;background-clip:content-box}
*::-webkit-scrollbar-track{background:transparent}

/* ── Skip link ─────────────────────────────────────────────── */
.hk-skip{position:absolute;left:-9999px;top:0;z-index:3000;background:var(--hk-accent);color:var(--hk-cta-ink);padding:.7rem 1.2rem;border-radius:0 0 var(--hk-radius-md) 0;font-weight:650}
.hk-skip:focus{left:0}
.hk-visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}

/* ── Layout primitives ─────────────────────────────────────── */
.hk-container{width:100%;max-width:var(--hk-container);margin-inline:auto;padding-inline:clamp(1.25rem,4vw,2rem)}
.hk-container--wide{max-width:var(--hk-container-wide)}
.hk-section{padding-block:clamp(4rem,8.5vw,7rem);position:relative}
.hk-section--tight{padding-block:clamp(2.75rem,5vw,4.25rem)}
.hk-section--flush{padding-block:0}
.hk-section--subtle{background:
  linear-gradient(180deg,rgba(255,255,255,0.016),transparent 42%),
  var(--hk-bg-subtle);
  border-block:1px solid var(--hk-line)}
.hk-section--subtle::before{content:"";position:absolute;inset-inline:0;top:-1px;height:1px;background:var(--hk-glow-line);opacity:.5}
.hk-section-head{max-width:46rem;margin-bottom:clamp(2.25rem,4.5vw,3.5rem);position:relative}
.hk-section-head--center{margin-inline:auto;text-align:center}
.hk-section-head p{color:var(--hk-text-muted);font-size:1.07rem;margin:.85rem 0 0;max-width:40rem}
.hk-section-head--center p{margin-inline:auto}
.hk-eyebrow{display:inline-flex;align-items:center;gap:.55rem;font-family:var(--hk-font-display);font-size:.72rem;font-weight:640;letter-spacing:.17em;text-transform:uppercase;color:var(--hk-accent);margin-bottom:1.1rem;padding:.42rem .85rem .42rem .7rem;border:1px solid rgba(56,189,248,0.28);border-radius:999px;background:linear-gradient(180deg,rgba(56,189,248,0.10),rgba(56,189,248,0.03));box-shadow:inset 0 1px 0 rgba(255,255,255,0.05)}
.hk-eyebrow::before{content:"";width:.44rem;height:.44rem;border-radius:99px;background:var(--hk-accent);box-shadow:0 0 10px 1px var(--hk-accent);flex:none}
.hk-eyebrow--violet{color:var(--hk-violet);border-color:rgba(139,92,246,.32);background:linear-gradient(180deg,rgba(139,92,246,.12),rgba(139,92,246,.03))}
.hk-eyebrow--violet::before{background:var(--hk-violet);box-shadow:0 0 10px 1px var(--hk-violet)}
.hk-lead{color:var(--hk-text-muted);font-size:clamp(1.06rem,1.6vw,1.22rem);line-height:1.62;text-wrap:pretty}
.hk-display{font-size:clamp(2.45rem,4.9vw,3.85rem);letter-spacing:-.032em;line-height:1.05;font-weight:680}
.hk-display em{font-style:normal;background:var(--hk-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hk-h2{font-size:clamp(1.75rem,3.4vw,2.6rem);letter-spacing:-.028em;line-height:1.12;font-weight:670}
.hk-h3{font-size:1.3rem;letter-spacing:-.018em}
.hk-note{color:var(--hk-text-faint);font-size:.84rem}
.hk-grid{display:grid;gap:clamp(1.1rem,2vw,1.5rem)}
.hk-grid--2{grid-template-columns:repeat(2,1fr)}
.hk-grid--3{grid-template-columns:repeat(3,1fr)}
.hk-grid--4{grid-template-columns:repeat(4,1fr)}
@media (max-width:1023px){.hk-grid--3,.hk-grid--4{grid-template-columns:repeat(2,1fr)}}
@media (max-width:639px){.hk-grid--2,.hk-grid--3,.hk-grid--4{grid-template-columns:1fr}}
.hk-split{display:grid;grid-template-columns:minmax(0,5fr) minmax(0,6fr);gap:clamp(2rem,5vw,4.5rem);align-items:center}
@media (max-width:1023px){.hk-split{grid-template-columns:1fr}}
.hk-stack{display:flex;flex-direction:column}
.hk-row{display:flex;align-items:center;gap:.85rem;flex-wrap:wrap}
.hk-mt-1{margin-top:.5rem}.hk-mt-2{margin-top:1rem}.hk-mt-3{margin-top:1.75rem}.hk-mt-4{margin-top:2.5rem}
.hk-mb-2{margin-bottom:1rem}.hk-mb-3{margin-bottom:1.75rem}
.hk-text-muted{color:var(--hk-text-muted)}.hk-text-faint{color:var(--hk-text-faint)}
.hk-accent{color:var(--hk-accent)}.hk-violet{color:var(--hk-violet)}
.hk-accent-strong{color:var(--hk-accent-strong)}

/* ── Reveal on scroll ──────────────────────────────────────── */
.hk-reveal{opacity:0;transform:translateY(20px);transition:opacity .7s var(--hk-ease),transform .7s var(--hk-ease)}
.hk-reveal.is-visible{opacity:1;transform:none}
@media (prefers-reduced-motion:reduce){.hk-reveal{opacity:1;transform:none}}

/* ── Keyframes ─────────────────────────────────────────────── */
@keyframes hk-drift{0%{transform:translate3d(-4%,0,0) scale(1)}50%{transform:translate3d(4%,-2%,0) scale(1.08)}100%{transform:translate3d(-4%,0,0) scale(1)}}
@keyframes hk-float{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes hk-pulse{0%,100%{opacity:1;box-shadow:0 0 0 0 rgba(52,211,153,.5)}50%{opacity:.75;box-shadow:0 0 0 5px rgba(52,211,153,0)}}
@keyframes hk-draw{to{stroke-dashoffset:0}}
@keyframes hk-grow{from{transform:scaleY(.04)}to{transform:scaleY(1)}}
@keyframes hk-sheen{0%{transform:translateX(-130%) skewX(-18deg)}100%{transform:translateX(230%) skewX(-18deg)}}

/* ── Backdrop patterns (hero / bands) ──────────────────────── */
.hk-backdrop{position:absolute;inset:0;overflow:hidden;pointer-events:none;z-index:0}
.hk-backdrop::before{content:"";position:absolute;inset:-1px;background-image:linear-gradient(var(--hk-grid-line) 1px,transparent 1px),linear-gradient(90deg,var(--hk-grid-line) 1px,transparent 1px);background-size:46px 46px;mask-image:radial-gradient(ellipse 95% 78% at 50% 0%,black 26%,transparent 74%);-webkit-mask-image:radial-gradient(ellipse 95% 78% at 50% 0%,black 26%,transparent 74%);opacity:.6}
.hk-backdrop::after{content:"";position:absolute;top:-34%;left:50%;width:min(1250px,96vw);height:82%;transform:translateX(-50%);
  background:
    radial-gradient(42% 52% at 32% 42%,var(--hk-accent-soft),transparent 68%),
    radial-gradient(40% 50% at 68% 34%,var(--hk-violet-soft),transparent 66%),
    radial-gradient(56% 44% at 50% 76%,rgba(56,189,248,0.07),transparent 70%);
  filter:blur(16px);animation:hk-drift 22s ease-in-out infinite}
.hk-backdrop--violet::after{background:
    radial-gradient(42% 52% at 66% 42%,var(--hk-violet-soft),transparent 68%),
    radial-gradient(38% 48% at 32% 40%,rgba(139,92,246,0.10),transparent 66%)}
.hk-section>.hk-container,.hk-section>.hk-container--wide{position:relative;z-index:1}

/* ── Buttons ───────────────────────────────────────────────── */
.hk-btn{position:relative;display:inline-flex;align-items:center;justify-content:center;gap:.55rem;padding:.72rem 1.35rem;border-radius:var(--hk-radius-md);border:1px solid transparent;font-family:var(--hk-font-display);font-size:.94rem;font-weight:620;letter-spacing:.005em;line-height:1.2;text-decoration:none;cursor:pointer;transition:transform var(--hk-dur-fast) var(--hk-ease),box-shadow var(--hk-dur-base) ease,background var(--hk-dur-base) ease,border-color var(--hk-dur-base) ease,color var(--hk-dur-fast) ease;overflow:hidden;white-space:nowrap;user-select:none}
.hk-btn svg{width:17px;height:17px;flex:none;transition:transform var(--hk-dur-fast) var(--hk-ease)}
.hk-btn:hover svg{transform:translateX(2px)}
.hk-btn:focus-visible{box-shadow:var(--hk-focus)}
.hk-btn--primary{background:linear-gradient(135deg,var(--hk-accent-strong) 0%,var(--hk-accent) 52%,#2f7fe0 115%);color:var(--hk-cta-ink);box-shadow:var(--hk-glow-accent),inset 0 1px 0 rgba(255,255,255,.32),inset 0 -1px 0 rgba(3,12,24,.18)}
.hk-btn--primary::after{content:"";position:absolute;top:0;bottom:0;left:0;width:44%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.34),transparent);transform:translateX(-130%) skewX(-18deg)}
.hk-btn--primary:hover{transform:translateY(-2px);color:var(--hk-cta-ink);box-shadow:0 16px 44px -12px rgba(56,189,248,0.65),inset 0 1px 0 rgba(255,255,255,.36)}
.hk-btn--primary:hover::after{animation:hk-sheen .85s var(--hk-ease) forwards}
.hk-btn--primary:active{transform:translateY(0)}
.hk-btn--secondary{background:linear-gradient(180deg,rgba(255,255,255,0.055),rgba(255,255,255,0.015)),var(--hk-raised);color:var(--hk-text);border-color:var(--hk-line-strong);box-shadow:var(--hk-shadow-sm),inset 0 1px 0 rgba(255,255,255,.06)}
.hk-btn--secondary:hover{transform:translateY(-2px);border-color:var(--hk-accent);color:var(--hk-accent-strong);box-shadow:var(--hk-shadow-md),0 0 0 1px rgba(56,189,248,0.25),0 10px 30px -12px rgba(56,189,248,0.35)}
.hk-btn--ghost{background:transparent;color:var(--hk-text-muted)}
.hk-btn--ghost:hover{background:var(--hk-raised);color:var(--hk-text)}
.hk-btn--accent-ghost{background:var(--hk-accent-soft);color:var(--hk-accent-strong);border-color:rgba(56,189,248,.4)}
.hk-btn--accent-ghost:hover{transform:translateY(-2px);background:rgba(56,189,248,.16);color:#BDE9FF;border-color:rgba(56,189,248,.65);box-shadow:0 10px 30px -12px rgba(56,189,248,.45)}
.hk-btn--lg{padding:.95rem 1.75rem;font-size:1.02rem;border-radius:calc(var(--hk-radius-md) + 2px)}
.hk-btn--sm{padding:.5rem .95rem;font-size:.86rem;border-radius:calc(var(--hk-radius-md) - 3px)}
.hk-btn--block{display:flex;width:100%}

/* ── Badges / chips / tags ─────────────────────────────────── */
.hk-badge{display:inline-flex;align-items:center;gap:.4rem;padding:.3rem .72rem;border-radius:999px;font-family:var(--hk-font-display);font-size:.74rem;font-weight:620;letter-spacing:.045em;line-height:1.3;border:1px solid var(--hk-line-strong);color:var(--hk-text-muted);background:var(--hk-raised);transition:border-color var(--hk-dur-fast) ease,color var(--hk-dur-fast) ease,background var(--hk-dur-fast) ease}
a.hk-badge:hover{border-color:var(--hk-accent);color:var(--hk-accent-strong)}
.hk-badge--accent{color:#9BDCFF;border-color:rgba(56,189,248,.38);background:linear-gradient(180deg,rgba(56,189,248,.14),rgba(56,189,248,.05))}
.hk-badge--violet{color:#CDB6FE;border-color:rgba(139,92,246,.42);background:linear-gradient(180deg,rgba(139,92,246,.15),rgba(139,92,246,.05))}
.hk-chip{display:inline-flex;align-items:center;gap:.4rem;padding:.34rem .78rem;border-radius:999px;border:1px solid var(--hk-line);background:var(--hk-raised);color:var(--hk-text-muted);font-size:.8rem;font-weight:520;transition:border-color var(--hk-dur-fast) ease,color var(--hk-dur-fast) ease}
a.hk-chip:hover{border-color:var(--hk-accent);color:var(--hk-accent-strong)}
.hk-tagrow{display:flex;flex-wrap:wrap;gap:.5rem}

/* ── Forms ─────────────────────────────────────────────────── */
.hk-form{display:flex;flex-direction:column;gap:1.15rem}
.hk-field{display:flex;flex-direction:column;gap:.45rem}
.hk-label{font-family:var(--hk-font-display);font-size:.86rem;font-weight:620;color:var(--hk-text);letter-spacing:.01em}
.hk-input,.hk-textarea,.hk-select{width:100%;padding:.78rem 1rem;border-radius:var(--hk-radius-md);border:1px solid var(--hk-line-strong);background:linear-gradient(180deg,rgba(255,255,255,.028),rgba(255,255,255,.008)),var(--hk-surface);color:var(--hk-text);font-size:.96rem;transition:border-color var(--hk-dur-fast) ease,box-shadow var(--hk-dur-fast) ease,background var(--hk-dur-fast) ease;appearance:none}
.hk-textarea{min-height:140px;resize:vertical}
.hk-input::placeholder,.hk-textarea::placeholder{color:var(--hk-text-faint)}
.hk-input:hover,.hk-textarea:hover,.hk-select:hover{border-color:var(--hk-text-faint)}
.hk-input:focus,.hk-textarea:focus,.hk-select:focus{outline:none;border-color:var(--hk-accent);box-shadow:var(--hk-focus),0 0 0 1px rgba(56,189,248,.4);background:var(--hk-raised)}
.hk-select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2397A3BA' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .9rem center;padding-right:2.6rem}
.hk-hint{color:var(--hk-text-faint);font-size:.82rem}
.hk-error-text{color:var(--hk-bad);font-size:.84rem;margin:0}
.hk-field--error .hk-input,.hk-field--error .hk-textarea{border-color:var(--hk-bad)}
.hk-form__ok{display:flex;align-items:center;gap:.5rem;color:var(--hk-ok);font-weight:560;margin:0}

/* ── Alerts ────────────────────────────────────────────────── */
.hk-alert{display:flex;gap:.8rem;align-items:flex-start;padding:1rem 1.2rem;border-radius:var(--hk-radius-md);border:1px solid var(--hk-line-strong);background:var(--hk-surface);font-size:.94rem;color:var(--hk-text-muted)}
.hk-alert--ok{border-color:rgba(52,211,153,.4);background:linear-gradient(180deg,rgba(52,211,153,.09),rgba(52,211,153,.02));color:#A7F3D0}
.hk-alert--warn{border-color:rgba(251,191,36,.4);background:linear-gradient(180deg,rgba(251,191,36,.09),rgba(251,191,36,.02));color:#FDE68A}


/* ── Logo ──────────────────────────────────────────────────── */
.hk-logo{display:inline-flex;align-items:center;gap:.68rem;color:var(--hk-text);font-family:var(--hk-font-display);line-height:1;transition:transform var(--hk-dur-fast) var(--hk-ease)}
.hk-logo:hover{color:var(--hk-text)}
.hk-logo__mark{width:36px;height:36px;flex:none;border-radius:11px;display:grid;place-items:center;filter:drop-shadow(0 3px 14px rgba(56, 189, 248, 0.4));transition:filter var(--hk-dur-base) ease}
.hk-logo:hover .hk-logo__mark{filter:drop-shadow(0 4px 20px rgba(56, 189, 248, 0.62))}
.hk-logo__mark svg{width:36px;height:36px;display:block}
.hk-logo__word{font-weight:700;font-size:1.16rem;letter-spacing:.055em}
.hk-logo__tld{font-weight:540;font-size:.78em;margin-left:.06em;background:var(--hk-grad);-webkit-background-clip:text;background-clip:text;color:transparent}
.hk-logo--footer .hk-logo__word{font-size:1.08rem}
.hk-logo--footer .hk-logo__mark{width:33px;height:33px}
.hk-logo--footer .hk-logo__mark svg{width:33px;height:33px}

/* ── Header / navigation ───────────────────────────────────── */
.hk-header{position:sticky;top:0;z-index:80;background:linear-gradient(180deg,rgba(6, 10, 19, 0.66),rgba(6, 10, 19, 0.5));backdrop-filter:blur(18px) saturate(1.5);-webkit-backdrop-filter:blur(18px) saturate(1.5);border-bottom:1px solid transparent;transition:border-color var(--hk-dur-base) ease,background var(--hk-dur-base) ease,box-shadow var(--hk-dur-base) ease}
.hk-header.is-scrolled{border-bottom-color:var(--hk-line);background:rgba(6, 10, 19, 0.82);box-shadow:0 12px 40px -18px rgba(2,6,16,.8)}
.hk-header__bar{display:flex;align-items:center;gap:1.4rem;height:74px}
.hk-header__nav{display:flex;align-items:center;gap:.15rem;margin-left:.4rem}
.hk-header__spacer{flex:1}
.hk-navitem{position:relative}
.hk-navlink{display:inline-flex;align-items:center;gap:.34rem;padding:.56rem .9rem;border-radius:999px;font-family:var(--hk-font-display);font-size:.905rem;font-weight:560;color:var(--hk-text-muted);background:transparent;border:0;cursor:pointer;transition:color var(--hk-dur-fast) ease,background var(--hk-dur-fast) ease}
.hk-navlink svg{width:14px;height:14px;opacity:.7;transition:transform var(--hk-dur-fast) var(--hk-ease)}
.hk-navitem:hover .hk-navlink,.hk-navlink:hover{color:var(--hk-text);background:rgba(18, 28, 48, 0.7)}
.hk-navitem.is-open .hk-navlink{color:var(--hk-text);background:rgba(18, 28, 48, 0.9);box-shadow:inset 0 0 0 1px var(--hk-line-strong)}
.hk-navitem.is-open .hk-navlink svg{transform:rotate(180deg)}
.hk-navlink.is-active{color:var(--hk-accent-strong);background:var(--hk-accent-soft);box-shadow:inset 0 0 0 1px rgba(56,189,248,.32)}
.hk-header__actions{display:flex;align-items:center;gap:.55rem}
.hk-header__burger{display:none;align-items:center;justify-content:center;width:42px;height:42px;border-radius:var(--hk-radius-md);border:1px solid var(--hk-line-strong);background:var(--hk-raised);color:var(--hk-text);cursor:pointer}
.hk-header__burger svg{width:20px;height:20px}
@media (max-width:1023px){
  .hk-header__nav{display:none}
  .hk-header__actions .hk-btn--ghost,.hk-header__actions .hk-btn--secondary{display:none}
  .hk-header__burger{display:inline-flex}
}

/* ── Dropdown menus ────────────────────────────────────────── */
.hk-menu{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(6px);min-width:300px;padding:.55rem;border-radius:var(--hk-radius-lg);border:1px solid var(--hk-line-strong);background:linear-gradient(180deg,rgba(18, 28, 48, 0.92),rgba(12, 20, 36, 0.94));backdrop-filter:blur(22px) saturate(1.4);-webkit-backdrop-filter:blur(22px) saturate(1.4);box-shadow:var(--hk-shadow-lg),0 0 0 1px rgba(2,6,16,.4),0 24px 70px -30px rgba(56, 189, 248, 0.35);opacity:0;visibility:hidden;transition:opacity var(--hk-dur-base) var(--hk-ease),transform var(--hk-dur-base) var(--hk-ease),visibility 0s linear var(--hk-dur-base);z-index:90}
.hk-menu::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(140deg,rgba(56, 189, 248, 0.5),transparent 32%,transparent 68%,rgba(139, 92, 246, 0.45));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.hk-navitem.is-open .hk-menu{opacity:1;visibility:visible;transform:translateX(-50%) translateY(0);transition-delay:0s}
.hk-menu--wide{width:min(620px,86vw);display:grid;grid-template-columns:1fr 1fr;gap:.15rem;padding:.65rem}
.hk-menu__item{display:flex;gap:.75rem;align-items:flex-start;padding:.7rem .8rem;border-radius:var(--hk-radius-md);transition:background var(--hk-dur-fast) ease}
.hk-menu__item:hover{background:rgba(18, 28, 48, 0.85)}
.hk-menu__item strong{display:block;font-family:var(--hk-font-display);font-weight:620;font-size:.92rem;color:var(--hk-text)}
.hk-menu__item span:not(.hk-menu__icon){display:block;font-size:.8rem;color:var(--hk-text-faint);margin-top:.14rem;line-height:1.45}
.hk-menu__icon{display:inline-grid;place-items:center;width:34px;height:34px;flex:none;margin-top:.1rem;border-radius:9px;border:1px solid rgba(56,189,248,.35);background:linear-gradient(180deg,rgba(56,189,248,.14),rgba(56,189,248,.04));color:var(--hk-accent-strong)}
.hk-menu__icon svg{width:16px;height:16px}
.hk-menu__icon--violet{border-color:rgba(139,92,246,.4);background:linear-gradient(180deg,rgba(139,92,246,.15),rgba(139,92,246,.04));color:#C4B0FD}
.hk-menu__footer{grid-column:1/-1;margin-top:.4rem;padding:.6rem .8rem .3rem;border-top:1px solid var(--hk-line);font-size:.86rem}

/* ── Mobile drawer ─────────────────────────────────────────── */
.hk-drawer{position:fixed;inset:0;z-index:120;visibility:hidden;transition:visibility 0s linear var(--hk-dur-slow)}
.hk-drawer.is-open{visibility:visible;transition-delay:0s}
.hk-drawer__scrim{position:absolute;inset:0;background:rgba(2,5,12,.66);backdrop-filter:blur(6px);-webkit-backdrop-filter:blur(6px);opacity:0;transition:opacity var(--hk-dur-base) ease}
.hk-drawer.is-open .hk-drawer__scrim{opacity:1}
.hk-drawer__panel{position:absolute;top:0;right:0;bottom:0;width:min(400px,94vw);background:linear-gradient(180deg,rgba(18, 28, 48, 0.97),rgba(6, 10, 19, 0.98));border-left:1px solid var(--hk-line-strong);box-shadow:-30px 0 90px rgba(2,6,16,.65);transform:translateX(102%);transition:transform var(--hk-dur-slow) var(--hk-ease);overflow-y:auto;padding:0 1.4rem 2rem}
.hk-drawer.is-open .hk-drawer__panel{transform:translateX(0)}
.hk-drawer__head{display:flex;align-items:center;justify-content:space-between;height:74px;margin-bottom:.6rem}
.hk-drawer__close{display:inline-grid;place-items:center;width:40px;height:40px;border-radius:var(--hk-radius-md);border:1px solid var(--hk-line-strong);background:var(--hk-raised);color:var(--hk-text);cursor:pointer}
.hk-drawer__group{padding:1rem 0;border-bottom:1px solid var(--hk-line)}
.hk-drawer__group-title{font-family:var(--hk-font-display);font-size:.72rem;font-weight:640;letter-spacing:.16em;text-transform:uppercase;color:var(--hk-text-faint);margin-bottom:.55rem}
.hk-drawer__link{display:block;padding:.5rem 0;color:var(--hk-text-muted);font-size:.98rem;transition:color var(--hk-dur-fast) ease,transform var(--hk-dur-fast) var(--hk-ease)}
.hk-drawer__link:hover{color:var(--hk-accent-strong);transform:translateX(4px)}
.hk-drawer__cta{display:grid;gap:.7rem;padding-top:1.4rem}

/* ── Hero ──────────────────────────────────────────────────── */
.hk-hero{position:relative;overflow:hidden;padding-top:clamp(3.5rem,7vw,6.5rem);padding-bottom:clamp(4rem,8vw,7rem)}
.hk-hero__inner{position:relative;z-index:1}
.hk-hero__inner>div:not([class]){margin-bottom:1.4rem}
.hk-hero__inner:not(:has(.hk-hero__panel)) .hk-hero__copy .hk-display{max-width:26ch}
.hk-hero__copy .hk-lead{max-width:36rem}
.hk-hero__actions{display:flex;flex-wrap:wrap;gap:.85rem;margin-top:2.1rem}
.hk-hero__stats{display:grid;grid-template-columns:repeat(4,auto);gap:clamp(1.2rem,2.6vw,2.4rem);margin-top:2.9rem;padding-top:1.9rem;border-top:1px solid var(--hk-line);width:fit-content}
@media (max-width:639px){.hk-hero__stats{grid-template-columns:repeat(2,auto)}}
.hk-stat{display:block;font-family:var(--hk-font-display);font-weight:680;font-size:clamp(1.55rem,2.6vw,2.05rem);letter-spacing:-.02em;background:linear-gradient(180deg,#FFFFFF 12%,#A8D8FF 58%,rgba(56, 189, 248, 0.75));-webkit-background-clip:text;background-clip:text;color:transparent;line-height:1.1}
.hk-stat__label{display:block;margin-top:.4rem;font-size:.78rem;color:var(--hk-text-faint);letter-spacing:.02em;max-width:11rem;line-height:1.45}
.hk-hero__panel{position:relative;border-radius:var(--hk-radius-xl);background:linear-gradient(165deg,rgba(18, 28, 48, 0.88),rgba(12, 20, 36, 0.96));border:1px solid var(--hk-line-strong);box-shadow:var(--hk-shadow-lg),0 0 90px -30px rgba(56, 189, 248, 0.4);overflow:hidden;animation:hk-float 9s ease-in-out infinite}
.hk-hero__panel::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(150deg,rgba(56, 189, 248, 0.65),transparent 30%,transparent 70%,rgba(139, 92, 246, 0.55));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none;z-index:2}
.hk-hero__panel::after{content:"";position:absolute;top:-40%;right:-20%;width:70%;height:80%;background:radial-gradient(closest-side,rgba(56, 189, 248, 0.14),transparent);pointer-events:none}
@media (prefers-reduced-motion:reduce){.hk-hero__panel{animation:none}}

/* ── Cards ─────────────────────────────────────────────────── */
.hk-card{position:relative;display:flex;flex-direction:column;height:100%;border-radius:var(--hk-radius-lg);border:1px solid var(--hk-line);background:linear-gradient(180deg,rgba(18, 28, 48, 0.55),rgba(12, 20, 36, 0.92));box-shadow:var(--hk-shadow-sm);overflow:hidden;transition:transform var(--hk-dur-base) var(--hk-ease),border-color var(--hk-dur-base) ease,box-shadow var(--hk-dur-base) ease}
.hk-card::before{content:"";position:absolute;top:0;left:0;right:0;height:1px;background:var(--hk-glow-line);opacity:.35;transition:opacity var(--hk-dur-base) ease;z-index:1}
.hk-card--interactive{cursor:default}
.hk-card--interactive:hover{transform:translateY(-5px);border-color:var(--hk-line-strong);box-shadow:var(--hk-shadow-md),0 20px 50px -22px rgba(56, 189, 248, 0.42)}
.hk-card--interactive:hover::before{opacity:1}
.hk-card__body{display:flex;flex-direction:column;gap:.6rem;padding:1.5rem 1.55rem 1.55rem;flex:1}
.hk-card__title{font-size:1.17rem;letter-spacing:-.015em;line-height:1.3;margin:0}
.hk-card__title a{color:var(--hk-text);transition:color var(--hk-dur-fast) ease}
.hk-card__title a:hover{color:var(--hk-accent-strong)}
.hk-card__text{color:var(--hk-text-muted);font-size:.94rem;line-height:1.6;margin:0;flex:1}
.hk-card__meta{display:flex;flex-wrap:wrap;gap:.45rem;align-items:center;margin-top:.5rem;padding-top:.9rem;border-top:1px solid var(--hk-line);color:var(--hk-text-faint);font-size:.82rem}
.hk-card__link{display:inline-flex;align-items:center;gap:.4rem;margin-top:.8rem;color:var(--hk-accent);font-family:var(--hk-font-display);font-weight:600;font-size:.9rem}
.hk-card__link svg{transition:transform var(--hk-dur-fast) var(--hk-ease)}
.hk-card--interactive:hover .hk-card__link svg{transform:translateX(4px)}
.hk-card__icon{display:inline-grid;place-items:center;width:46px;height:46px;border-radius:13px;border:1px solid rgba(56,189,248,.4);background:linear-gradient(160deg,rgba(56,189,248,.17),rgba(56,189,248,.04));color:var(--hk-accent-strong);box-shadow:inset 0 1px 0 rgba(255,255,255,.09),0 6px 18px -8px rgba(56, 189, 248, 0.55);flex:none}
.hk-card__icon svg{width:21px;height:21px}
.hk-card__icon--violet{border-color:rgba(139,92,246,.45);background:linear-gradient(160deg,rgba(139,92,246,.18),rgba(139,92,246,.05));color:#C9B4FE;box-shadow:inset 0 1px 0 rgba(255,255,255,.09),0 6px 18px -8px rgba(139, 92, 246, 0.55)}
.hk-cover{position:relative;aspect-ratio:16/9;overflow:hidden;background:var(--hk-bg-subtle)}
.hk-cover img{width:100%;height:100%;object-fit:cover;display:block;transition:transform .8s var(--hk-ease)}
.hk-card--interactive:hover .hk-cover img,.a:hover>.hk-cover img{transform:scale(1.055)}
.hk-cover::after{content:"";position:absolute;inset:0;background:linear-gradient(180deg,rgba(6, 10, 19, 0.12),transparent 38%,rgba(6, 10, 19, 0.42));pointer-events:none}
.hk-cover::before{content:"";position:absolute;inset:0;z-index:1;background:linear-gradient(140deg,rgba(56, 189, 248, 0.16),transparent 42%,rgba(139, 92, 246, 0.16));mix-blend-mode:screen;pointer-events:none}
.hk-cover--wide{aspect-ratio:21/9;border-radius:var(--hk-radius-xl);border:1px solid var(--hk-line-strong);box-shadow:var(--hk-shadow-lg),0 0 80px -28px rgba(56, 189, 248, 0.4)}

/* ── Feature tiles ─────────────────────────────────────────── */
.hk-feature{position:relative;height:100%;padding:1.6rem 1.6rem 1.5rem;border-radius:var(--hk-radius-lg);border:1px solid var(--hk-line);background:linear-gradient(180deg,rgba(18, 28, 48, 0.5),rgba(12, 20, 36, 0.92));box-shadow:var(--hk-shadow-sm);transition:transform var(--hk-dur-base) var(--hk-ease),border-color var(--hk-dur-base) ease,box-shadow var(--hk-dur-base) ease}
.hk-feature:hover{transform:translateY(-4px);border-color:var(--hk-line-strong);box-shadow:var(--hk-shadow-md),0 18px 46px -20px rgba(56, 189, 248, 0.38)}
.hk-feature h3{font-size:1.1rem;margin:.9rem 0 .45rem}
.hk-feature p{color:var(--hk-text-muted);font-size:.92rem;margin:0;line-height:1.62}
.hk-feat{display:flex;gap:1rem;align-items:flex-start;padding:1.3rem;border-radius:var(--hk-radius-lg);border:1px solid var(--hk-line);background:var(--hk-surface);height:100%}

/* ── CTA band ──────────────────────────────────────────────── */
.hk-band{position:relative;border-radius:var(--hk-radius-xl);border:1px solid var(--hk-line-strong);background:
  radial-gradient(52% 90% at 16% 8%,rgba(56, 189, 248, 0.16),transparent 62%),
  radial-gradient(46% 90% at 86% 90%,rgba(139, 92, 246, 0.17),transparent 60%),
  linear-gradient(180deg,rgba(18, 28, 48, 0.9),rgba(12, 20, 36, 0.98));
  padding:clamp(2.2rem,4.5vw,3.6rem);overflow:hidden;box-shadow:var(--hk-shadow-lg),0 0 100px -40px rgba(56, 189, 248, 0.5)}
.hk-band::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(140deg,rgba(56, 189, 248, 0.6),transparent 34%,transparent 66%,rgba(139, 92, 246, 0.5));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}
.hk-band::after{content:"";position:absolute;inset:-1px;background-image:var(--hk-noise);background-size:160px;opacity:.045;mix-blend-mode:overlay;pointer-events:none}
.hk-band__grid{position:relative;display:grid;grid-template-columns:minmax(0,7fr) minmax(0,5fr);gap:2rem;align-items:center;z-index:1}
@media (max-width:860px){.hk-band__grid{grid-template-columns:1fr}}
.hk-band h2{font-size:clamp(1.55rem,3vw,2.25rem);letter-spacing:-.025em;margin-bottom:.5rem}
.hk-band p{color:var(--hk-text-muted);margin:0;max-width:34rem}
.hk-band__actions{display:flex;flex-wrap:wrap;gap:.85rem;justify-content:flex-end}
@media (max-width:860px){.hk-band__actions{justify-content:flex-start}}
/* ── Footer ────────────────────────────────────────────────── */
.hk-footer{position:relative;margin-top:auto;background:linear-gradient(180deg,rgba(9, 15, 27, 0.6),rgba(3, 5, 9, 0.85));border-top:1px solid var(--hk-line)}
.hk-footer::before{content:"";position:absolute;top:-1px;left:0;right:0;height:1px;background:var(--hk-glow-line);opacity:.7}
.hk-footer::after{content:"";position:absolute;top:-60px;left:50%;transform:translateX(-50%);width:min(900px,80vw);height:120px;background:radial-gradient(50% 100% at 50% 100%,rgba(56, 189, 248, 0.09),transparent 70%);pointer-events:none}
.hk-footer__main{position:relative;display:grid;grid-template-columns:2.4fr repeat(5,1fr);gap:clamp(1.6rem,3vw,2.6rem);padding-block:clamp(3rem,5vw,4.5rem) 2.6rem}
@media (max-width:1180px){.hk-footer__main{grid-template-columns:repeat(3,1fr)}.hk-footer__brand{grid-column:1/-1;grid-template-columns:1fr 1fr;gap:2rem}}
@media (max-width:639px){.hk-footer__main{grid-template-columns:repeat(2,1fr)}.hk-footer__brand{grid-template-columns:1fr}}
.hk-footer__brand{display:grid;grid-template-columns:1fr;gap:1.9rem;align-content:start}
.hk-footer__desc{color:var(--hk-text-faint);font-size:.9rem;line-height:1.65;margin:1rem 0 1.1rem;max-width:30rem}
.hk-footer h4{font-family:var(--hk-font-display);font-size:.78rem;font-weight:640;letter-spacing:.15em;text-transform:uppercase;color:var(--hk-text);margin:0 0 1.05rem}
.hk-footer__links{list-style:none;margin:0;padding:0;display:grid;gap:.55rem}
.hk-footer__links a{color:var(--hk-text-faint);font-size:.9rem;transition:color var(--hk-dur-fast) ease,padding-left var(--hk-dur-fast) var(--hk-ease)}
.hk-footer__links a:hover{color:var(--hk-accent-strong);padding-left:3px}
.hk-social{display:flex;gap:.6rem}
.hk-social a{display:inline-grid;place-items:center;width:38px;height:38px;border-radius:10px;border:1px solid var(--hk-line-strong);background:var(--hk-raised);color:var(--hk-text-muted);transition:border-color var(--hk-dur-fast) ease,color var(--hk-dur-fast) ease,transform var(--hk-dur-fast) var(--hk-ease),box-shadow var(--hk-dur-fast) ease}
.hk-social a:hover{color:var(--hk-accent-strong);border-color:var(--hk-accent);transform:translateY(-2px);box-shadow:0 8px 22px -10px rgba(56, 189, 248, 0.55)}
.hk-social svg{width:16px;height:16px}
.hk-newsletter{display:flex;gap:.55rem}
.hk-newsletter .hk-input{flex:1;min-width:0;padding-block:.62rem;font-size:.9rem}
.hk-newsletter .hk-btn{flex:none;padding-block:.62rem}
@media (max-width:479px){.hk-newsletter{flex-direction:column}}
.hk-footer__bottom{display:flex;flex-wrap:wrap;gap:.8rem 1.6rem;align-items:center;justify-content:space-between;padding-block:1.4rem 1.7rem;border-top:1px solid var(--hk-line);color:var(--hk-text-faint);font-size:.8rem}
.hk-footer__legal{display:flex;flex-wrap:wrap;gap:.35rem 1.15rem}
.hk-footer__legal a{color:var(--hk-text-faint)}
.hk-footer__legal a:hover{color:var(--hk-accent-strong)}

/* ── Page hero (interior pages) ────────────────────────────── */
.hk-pagehead{position:relative;padding-top:clamp(2.6rem,5vw,4.4rem);padding-bottom:clamp(2.4rem,4.5vw,3.8rem)}
.hk-pagehead h1{font-size:clamp(2.1rem,4.4vw,3.4rem);letter-spacing:-.03em;line-height:1.06;margin:.2rem 0 .8rem}
.hk-pagehead .hk-lead{max-width:44rem}

/* ── Breadcrumbs ───────────────────────────────────────────── */
.hk-breadcrumbs{display:flex;flex-wrap:wrap;align-items:center;gap:.45rem;font-size:.84rem;color:var(--hk-text-faint);margin-bottom:1.3rem}
.hk-breadcrumbs a{color:var(--hk-text-faint);display:inline-flex;align-items:center;gap:.35rem}
.hk-breadcrumbs a:hover{color:var(--hk-accent-strong)}
.hk-breadcrumbs svg{width:13px;height:13px;opacity:.6}
.hk-breadcrumbs [aria-current]{color:var(--hk-text-muted)}

/* ── Article layout ────────────────────────────────────────── */
.hk-article-layout{display:grid;grid-template-columns:minmax(0,1fr) 240px;gap:clamp(2.4rem,4.5vw,4rem);align-items:start}
.hk-article-layout>aside{grid-column:2;grid-row:1;position:sticky;top:96px}
.hk-article-layout>div{grid-column:1;grid-row:1;min-width:0}
@media (max-width:1180px){.hk-article-layout{grid-template-columns:1fr}.hk-article-layout>aside{display:none}}
.hk-article{width:100%;max-width:var(--hk-article)}
.hk-article-head{margin-bottom:2.2rem}
.hk-article-head h1{font-size:clamp(1.9rem,3.8vw,2.9rem);letter-spacing:-.028em;line-height:1.1;margin:.35rem 0 1rem}
.hk-article-meta{display:flex;flex-wrap:wrap;align-items:center;gap:.6rem;color:var(--hk-text-faint);font-size:.88rem}
.hk-article-meta .hk-avatar{width:30px;height:30px;font-size:.68rem}
.hk-article-meta a{color:var(--hk-text-muted)}
.hk-article-meta a:hover{color:var(--hk-accent-strong)}
.hk-article-cover{margin:2rem 0 2.4rem}
.hk-article h2{font-size:1.55rem;margin-top:2.4rem;letter-spacing:-.02em}
.hk-article h3{font-size:1.22rem;margin-top:1.9rem}
.hk-article p,.hk-article ul,.hk-article ol{color:#C4CDDE;font-size:1.01rem;line-height:1.72}
.hk-article ul,.hk-article ol{display:grid;gap:.45rem;margin:0 0 1.2rem}
.hk-article li::marker{color:var(--hk-accent)}
.hk-article blockquote{margin:1.8rem 0;padding:1.1rem 1.4rem;border-left:3px solid var(--hk-accent);border-radius:0 var(--hk-radius-md) var(--hk-radius-md) 0;background:linear-gradient(90deg,var(--hk-accent-soft),transparent 70%);color:var(--hk-text);font-size:1.04rem}
.hk-article img{border-radius:var(--hk-radius-lg);border:1px solid var(--hk-line-strong)}
.hk-article-foot{display:grid;gap:1.5rem;margin-top:3rem;padding-top:2rem;border-top:1px solid var(--hk-line)}
.hk-tagrow{display:flex;flex-wrap:wrap;gap:.5rem;align-items:center}
.hk-tagrow__label{font-family:var(--hk-font-display);font-size:.72rem;font-weight:640;letter-spacing:.15em;text-transform:uppercase;color:var(--hk-text-faint);margin-right:.25rem}
.hk-authorbox__avatar{display:inline-grid;place-items:center;width:56px;height:56px;flex:none;border-radius:999px;background:var(--hk-grad);color:var(--hk-cta-ink);font-family:var(--hk-font-display);font-weight:700;font-size:1.05rem;box-shadow:0 4px 16px -6px rgba(56, 189, 248, 0.6)}
.hk-authorbox__links{margin-top:.5rem}
.hk-authorbox__links a{font-size:.86rem;font-weight:600}

/* ── Author box ────────────────────────────────────────────── */
.hk-authorbox{display:flex;gap:1.1rem;align-items:flex-start;margin-top:3rem;padding:1.5rem;border-radius:var(--hk-radius-lg);border:1px solid var(--hk-line);background:linear-gradient(120deg,rgba(18, 28, 48, 0.6),rgba(12, 20, 36, 0.9))}
.hk-authorbox .hk-avatar{width:56px;height:56px;font-size:1.05rem}
.hk-authorbox h4{margin:0 0 .3rem;font-size:1.02rem}
.hk-authorbox p{margin:0;color:var(--hk-text-muted);font-size:.9rem;line-height:1.6}
.hk-avatar{display:inline-grid;place-items:center;width:40px;height:40px;flex:none;border-radius:999px;background:var(--hk-grad);color:var(--hk-cta-ink);font-family:var(--hk-font-display);font-weight:700;letter-spacing:.02em;box-shadow:0 4px 16px -6px rgba(56, 189, 248, 0.6)}

/* ── Table of contents ─────────────────────────────────────── */
.hk-toc{position:sticky;top:96px}
.hk-toc__title,.hk-toc h5{font-family:var(--hk-font-display);font-size:.72rem;font-weight:640;letter-spacing:.16em;text-transform:uppercase;color:var(--hk-text-faint);margin:0 0 .8rem}
.hk-toc ul{list-style:none;margin:0;padding:0;border-left:1px solid var(--hk-line);display:grid;gap:.05rem}
.hk-toc li a{display:block;padding:.44rem 0 .44rem 1.05rem;color:var(--hk-text-faint);font-size:.855rem;line-height:1.45;border-left:2px solid transparent;margin-left:-1.5px;transition:color var(--hk-dur-fast) ease,border-color var(--hk-dur-fast) ease}
.hk-toc li a:hover{color:var(--hk-text)}
.hk-toc li a.is-active{color:var(--hk-accent-strong);border-left-color:var(--hk-accent)}
.hk-toc-rail{min-width:0}

/* ── Comments ──────────────────────────────────────────────── */
.hk-comments{display:grid;gap:1.1rem}
.hk-comment{display:flex;gap:.95rem;padding:1.25rem 1.35rem;border-radius:var(--hk-radius-lg);border:1px solid var(--hk-line);background:linear-gradient(180deg,rgba(18, 28, 48, 0.42),rgba(12, 20, 36, 0.9));transition:border-color var(--hk-dur-fast) ease}
.hk-comment:hover{border-color:var(--hk-line-strong)}
.hk-comment--staff{border-color:rgba(56,189,248,.4);background:linear-gradient(180deg,rgba(56,189,248,.07),rgba(12, 20, 36, 0.92))}
.hk-comment__body{flex:1;min-width:0}
.hk-comment__head{display:flex;flex-wrap:wrap;align-items:baseline;gap:.55rem;margin-bottom:.35rem}
.hk-comment__head strong{font-family:var(--hk-font-display);font-size:.94rem}
.hk-comment__head time{color:var(--hk-text-faint);font-size:.78rem}
.hk-comment__text{color:#C4CDDE;font-size:.94rem;line-height:1.66;margin:0}
.hk-comment__reply{margin-top:.9rem;padding:.9rem 1.05rem;border-left:2px solid var(--hk-violet);border-radius:0 var(--hk-radius-md) var(--hk-radius-md) 0;background:rgba(139,92,246,.06)}
.hk-comment__reply .hk-comment__head{margin-bottom:.25rem}
.hk-liked-comments{display:inline-flex;align-items:center;gap:.35rem;color:var(--hk-text-faint);font-size:.78rem}

.hk-comment__avatar{display:inline-grid;place-items:center;width:40px;height:40px;flex:none;border-radius:999px;color:var(--hk-cta-ink);font-family:var(--hk-font-display);font-weight:700;font-size:.78rem;letter-spacing:.03em;box-shadow:0 4px 14px -6px rgba(2,6,16,.6)}
.hk-comment__main{flex:1;min-width:0;display:grid;gap:.55rem}
.hk-comment__bubble{display:grid;gap:.25rem}
.hk-comment__head{display:flex;flex-wrap:wrap;align-items:baseline;gap:.55rem}
.hk-comment__name{font-family:var(--hk-font-display);font-weight:640;font-size:.93rem;color:var(--hk-text)}
.hk-comment__staff{padding:.14rem .5rem;border-radius:999px;border:1px solid rgba(139,92,246,.45);background:rgba(139,92,246,.12);color:#CDB6FE;font-size:.68rem;font-weight:640;letter-spacing:.06em;text-transform:uppercase}
.hk-comment__date{color:var(--hk-text-faint);font-size:.76rem}
.hk-comment__actions{display:flex;align-items:center;gap:.35rem;margin-top:.2rem}
.hk-comment__action{display:inline-flex;align-items:center;gap:.35rem;padding:.3rem .6rem;margin-right:.35rem;border-radius:999px;border:0;background:transparent;color:var(--hk-text-faint);font-size:.8rem;font-weight:560;cursor:pointer;transition:color var(--hk-dur-fast) ease,background var(--hk-dur-fast) ease}
.hk-comment__action svg{width:14px;height:14px}
.hk-comment__action:hover{color:var(--hk-accent-strong);background:var(--hk-accent-soft)}
.hk-comment__action[data-liked="true"],.hk-comment__action.is-liked{color:var(--hk-bad)}
.hk-comment__replies{margin-top:.4rem;display:grid;gap:.8rem;padding-left:1rem;border-left:2px solid var(--hk-line)}
.hk-comment-form{display:grid;gap:1rem;padding:1.5rem;border-radius:var(--hk-radius-lg);border:1px solid var(--hk-line-strong);background:linear-gradient(160deg,rgba(18, 28, 48, 0.55),rgba(12, 20, 36, 0.95))}
.hk-comment-form__row{display:grid;grid-template-columns:1fr 1fr;gap:1rem}
@media (max-width:560px){.hk-comment-form__row{grid-template-columns:1fr}}

/* ── Code blocks ───────────────────────────────────────────── */
.hk-pre,.hk-code{position:relative;margin:1.6rem 0;padding:1.25rem 1.4rem;border-radius:var(--hk-radius-lg);border:1px solid var(--hk-line-strong);background:linear-gradient(180deg,#0A1122,#070D1B);overflow-x:auto;box-shadow:inset 0 1px 0 rgba(255,255,255,.04),var(--hk-shadow-sm)}
.hk-pre pre,.hk-code pre{margin:0;font-family:var(--hk-font-mono);font-size:.86rem;line-height:1.7;color:#B9C7E2}
.hk-pre code,.hk-code code{font-family:var(--hk-font-mono)}
.hk-tok-k{color:#7DD3FC;font-weight:560}
.hk-tok-s{color:#A5B4FC}
.hk-tok-n{color:#F0ABFC}
.hk-tok-c{color:#5B6A85;font-style:italic}
p code,li code{padding:.12rem .42rem;border-radius:6px;border:1px solid var(--hk-line);background:var(--hk-raised);font-size:.84em;color:var(--hk-accent-strong)}

/* ── Charts ────────────────────────────────────────────────── */
.hk-chart{position:relative;border:1px solid var(--hk-line-strong);border-radius:var(--hk-radius-lg);background:linear-gradient(180deg,rgba(18, 28, 48, 0.5),rgba(12, 20, 36, 0.96));padding:1.35rem 1.45rem 1.15rem;box-shadow:var(--hk-shadow-sm)}
.hk-chart__head{display:flex;align-items:baseline;gap:.8rem;margin-bottom:1rem;flex-wrap:wrap}
.hk-chart__title{font-family:var(--hk-font-display);font-weight:620;font-size:.97rem;letter-spacing:-.01em}
.hk-chart__legend{margin-left:auto;display:flex;gap:1.1rem;font-size:.76rem;color:var(--hk-text-faint)}
.hk-chart__legend i{display:inline-block;width:9px;height:9px;border-radius:3px;margin-right:.4rem;box-shadow:0 0 8px currentColor}
.hk-chart__note{margin-top:.75rem}
.hk-chart svg{display:block;width:100%;height:auto;overflow:visible}
.hk-chart-draw{stroke-dasharray:1200;stroke-dashoffset:1200;animation:hk-draw 2.2s var(--hk-ease) .25s forwards}
@media (prefers-reduced-motion:reduce){.hk-chart-draw{stroke-dashoffset:0;animation:none}}
.hk-chart-grow{transform-origin:bottom;animation:hk-grow .9s var(--hk-ease) both}

/* ── Tables ────────────────────────────────────────────────── */
.hk-table-wrap{overflow-x:auto;border:1px solid var(--hk-line-strong);border-radius:var(--hk-radius-lg);background:var(--hk-surface);box-shadow:var(--hk-shadow-sm)}
table.hk-table{width:100%;border-collapse:collapse;font-size:.92rem}
.hk-table th{text-align:left;font-family:var(--hk-font-display);font-size:.74rem;font-weight:640;letter-spacing:.1em;text-transform:uppercase;color:var(--hk-text-faint);padding:.95rem 1.2rem;border-bottom:1px solid var(--hk-line-strong);background:rgba(255,255,255,.018);white-space:nowrap}
.hk-table td{padding:.95rem 1.2rem;border-bottom:1px solid var(--hk-line);color:#C4CDDE}
.hk-table tbody tr:last-child td{border-bottom:0}
.hk-table tbody tr{transition:background var(--hk-dur-fast) ease}
.hk-table tbody tr:hover{background:rgba(56,189,248,.045)}
.hk-tablewrap-svg{overflow-x:auto}

/* ── Timeline ──────────────────────────────────────────────── */
.hk-timeline{position:relative;display:grid;gap:1.6rem;padding-left:1.9rem}
.hk-timeline::before{content:"";position:absolute;left:.44rem;top:.4rem;bottom:.4rem;width:2px;background:linear-gradient(180deg,var(--hk-accent),var(--hk-violet) 80%,transparent);border-radius:2px;opacity:.6}
.hk-timeline>div{position:relative}
.hk-timeline>div::before{content:"";position:absolute;left:-1.9rem;top:.42rem;width:.95rem;height:.95rem;border-radius:99px;background:var(--hk-bg);border:2.5px solid var(--hk-accent);box-shadow:0 0 12px 1px rgba(56, 189, 248, 0.55)}
.hk-timeline h4{margin:0 0 .3rem;font-size:1.02rem}
.hk-timeline p{margin:0;color:var(--hk-text-muted);font-size:.93rem;line-height:1.62}

/* ── FAQ ───────────────────────────────────────────────────── */
.hk-faq{display:grid;gap:.8rem}
.hk-faq details{border:1px solid var(--hk-line);border-radius:var(--hk-radius-lg);background:linear-gradient(180deg,rgba(18, 28, 48, 0.4),rgba(12, 20, 36, 0.92));transition:border-color var(--hk-dur-fast) ease;overflow:hidden}
.hk-faq details[open]{border-color:rgba(56,189,248,.4)}
.hk-faq summary{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1.15rem 1.35rem;font-family:var(--hk-font-display);font-weight:620;font-size:.99rem;color:var(--hk-text);list-style:none}
.hk-faq summary::-webkit-details-marker{display:none}
.hk-faq summary::after{content:"+";font-size:1.3rem;color:var(--hk-accent);font-weight:400;transition:transform var(--hk-dur-base) var(--hk-ease);flex:none}
.hk-faq details[open] summary::after{transform:rotate(45deg)}
.hk-faq details p{padding:0 1.35rem 1.25rem;margin:0;color:var(--hk-text-muted);font-size:.94rem;line-height:1.65}

/* ── Search ────────────────────────────────────────────────── */
.hk-searchbar{position:relative;display:flex;align-items:center;max-width:42rem}
.hk-searchbar svg{position:absolute;left:1.1rem;width:19px;height:19px;color:var(--hk-text-faint);pointer-events:none}
.hk-searchbar .hk-input{padding-left:3rem;padding-block:.95rem;font-size:1.02rem;border-radius:var(--hk-radius-lg)}
.hk-result{display:flex;flex-wrap:wrap;align-items:baseline;gap:.6rem;padding:1.15rem 1.3rem;border-radius:var(--hk-radius-lg);border:1px solid var(--hk-line);background:var(--hk-surface);transition:border-color var(--hk-dur-fast) ease,transform var(--hk-dur-base) var(--hk-ease),box-shadow var(--hk-dur-base) ease}
.hk-result:hover{border-color:rgba(56,189,248,.45);transform:translateY(-2px);box-shadow:0 12px 32px -16px rgba(56, 189, 248, 0.4)}
.hk-result__type{flex:none;padding:.22rem .6rem;border-radius:999px;border:1px solid rgba(56,189,248,.35);background:rgba(56,189,248,.08);color:#9BDCFF;font-size:.7rem;font-weight:640;letter-spacing:.08em;text-transform:uppercase}
.hk-result a{font-family:var(--hk-font-display);font-weight:620;color:var(--hk-text);font-size:1rem}
.hk-result a:hover{color:var(--hk-accent-strong)}
.hk-result p{flex-basis:100%;margin:0;color:var(--hk-text-muted);font-size:.88rem;line-height:1.55}
.hk-result__meta{flex-basis:100%;color:var(--hk-text-faint);font-size:.78rem}
.hk-pages,.hk-pagination{display:flex;flex-wrap:wrap;gap:.45rem;align-items:center;justify-content:center;margin-top:2.2rem}
.hk-pages a,.hk-pages span,.hk-pagination a,.hk-pagination span{display:inline-grid;place-items:center;min-width:40px;height:40px;padding:0 .8rem;border-radius:var(--hk-radius-md);border:1px solid var(--hk-line);background:var(--hk-surface);color:var(--hk-text-muted);font-family:var(--hk-font-display);font-size:.9rem;font-weight:560;transition:border-color var(--hk-dur-fast) ease,color var(--hk-dur-fast) ease,background var(--hk-dur-fast) ease}
.hk-pages a:hover,.hk-pagination a:hover{border-color:var(--hk-accent);color:var(--hk-accent-strong)}
.hk-pages [aria-current],.hk-pagination .is-current{border-color:var(--hk-accent);background:var(--hk-accent-soft);color:var(--hk-accent-strong);box-shadow:0 0 18px -6px rgba(56, 189, 248, 0.6)}
/* Article prev/next cards reuse .hk-pagination */
.hk-pagination a:has(> strong){display:flex;flex-direction:column;align-items:flex-start;gap:.3rem;height:auto;min-width:min(280px,100%);flex:1;padding:1.05rem 1.3rem;border-radius:var(--hk-radius-lg);transition:border-color var(--hk-dur-fast) ease,transform var(--hk-dur-base) var(--hk-ease),box-shadow var(--hk-dur-base) ease}
.hk-pagination a:has(> strong) small{color:var(--hk-text-faint);font-size:.76rem;letter-spacing:.08em;text-transform:uppercase;font-family:var(--hk-font-display)}
.hk-pagination a:has(> strong) strong{color:var(--hk-text);font-family:var(--hk-font-display);font-weight:600;font-size:.95rem;line-height:1.4}
.hk-pagination a:has(> strong):hover{transform:translateY(-3px);box-shadow:0 14px 36px -16px rgba(56, 189, 248, 0.4)}
.hk-pagination a:has(> strong):hover strong{color:var(--hk-accent-strong)}
.hk-pagination span:empty{display:none}

/* ── Stats panel ───────────────────────────────────────────── */
.hk-stat-panel{position:relative;padding:clamp(1.8rem,3.5vw,2.6rem);border-radius:var(--hk-radius-xl);border:1px solid var(--hk-line-strong);background:
  radial-gradient(60% 100% at 10% 0%,rgba(56, 189, 248, 0.1),transparent 60%),
  linear-gradient(180deg,rgba(18, 28, 48, 0.7),rgba(12, 20, 36, 0.95));
  box-shadow:var(--hk-shadow-md),0 0 80px -40px rgba(56, 189, 248, 0.5);overflow:hidden}
.hk-stat-panel::before{content:"";position:absolute;inset:0;border-radius:inherit;padding:1px;background:linear-gradient(150deg,rgba(56, 189, 248, 0.5),transparent 35%,transparent 65%,rgba(139, 92, 246, 0.45));-webkit-mask:linear-gradient(#000 0 0) content-box,linear-gradient(#000 0 0);-webkit-mask-composite:xor;mask-composite:exclude;pointer-events:none}

/* ── Misc ──────────────────────────────────────────────────── */
.hk-visually-hidden{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.hk-linklist{display:flex;gap:1.4rem;align-items:center;flex-wrap:wrap;list-style:none;margin:0;padding:0}

/* ── Theme Studio shell (admin-only; excluded from platform exports) ── */
.hk-studio-root{min-height:100vh}
.hk-studio{display:grid;grid-template-columns:264px minmax(0,1fr);min-height:100vh;background:var(--hk-bg)}
.hk-studio__side{position:sticky;top:0;height:100vh;display:flex;flex-direction:column;gap:1.2rem;padding:1.4rem 1.1rem;border-right:1px solid var(--hk-line);background:linear-gradient(180deg,var(--hk-bg-subtle),var(--hk-bg))}
.hk-studio__nav{display:grid;gap:.2rem}
.hk-studio__link{display:flex;align-items:center;gap:.65rem;padding:.6rem .8rem;border-radius:var(--hk-radius-md);border:0;background:transparent;color:var(--hk-text-muted);font-family:var(--hk-font-display);font-size:.9rem;font-weight:560;cursor:pointer;text-align:left;transition:background var(--hk-dur-fast) ease,color var(--hk-dur-fast) ease}
.hk-studio__link svg{width:16px;height:16px;opacity:.75}
.hk-studio__link:hover{background:var(--hk-raised);color:var(--hk-text)}
.hk-studio__link.is-active{background:var(--hk-accent-soft);color:var(--hk-accent-strong);box-shadow:inset 0 0 0 1px rgba(56,189,248,.32)}
.hk-studio__foot{margin-top:auto}
.hk-studio__main{padding:clamp(1.5rem,3vw,2.75rem);display:flex;flex-direction:column;gap:1.6rem;max-width:1180px}
.hk-studio__head{display:flex;flex-wrap:wrap;gap:1rem;align-items:center;justify-content:space-between;padding-bottom:1rem;border-bottom:1px solid var(--hk-line)}
.hk-studio__head .hk-eyebrow{margin-bottom:.4rem}
@media (max-width:900px){.hk-studio{grid-template-columns:1fr}.hk-studio__side{position:relative;height:auto;flex-direction:row;flex-wrap:wrap;align-items:center}.hk-studio__nav{display:flex;flex-wrap:wrap}.hk-studio__foot{margin:0}}
input[type="range"]{accent-color:var(--hk-accent);width:100%}
input[type="color"]{-webkit-appearance:none;appearance:none}


/* ── WordPress glue (wp-generated markup mapped onto canonical classes) ── */
.screen-reader-text{position:absolute!important;width:1px;height:1px;margin:-1px;padding:0;overflow:hidden;clip:rect(0 0 0 0);white-space:nowrap;border:0}
.wp-block-image img{border-radius:var(--hk-radius-lg)}
.alignwide{max-width:var(--hk-container-wide)}
.comment-navigation .nav-links{display:flex;gap:1rem;justify-content:space-between}
.wp-caption-text,.wp-block-image figcaption{color:var(--hk-text-faint);font-size:.84rem;text-align:center;margin-top:.5rem}
.hk-searchform{display:flex;gap:.5rem}
.hk-searchform .hk-input{flex:1;min-width:0}
.hk-searchform .hk-btn{flex:none}