/* ==========================================================================
   kildaris.com — page composition
   ========================================================================== */

/* --- header ------------------------------------------------------------ */

.hdr {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 80;
  transition: background 0.3s var(--ease), border-color 0.3s var(--ease),
              backdrop-filter 0.3s var(--ease);
  border-bottom: 1px solid transparent;
}
.hdr.stuck {
  background: rgba(7, 10, 18, 0.84);
  backdrop-filter: blur(14px) saturate(1.3);
  border-bottom-color: var(--line);
}
.hdr .bar {
  display: flex;
  align-items: center;
  gap: clamp(1rem, 3vw, 2.5rem);
  height: 74px;
}

.mark {
  display: flex;
  align-items: center;
  gap: 0.7em;
  font-family: var(--mono);
  font-size: 1.02rem;
  font-weight: 600;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  flex-shrink: 0;
}
.mark .core {
  width: 9px; height: 9px; border-radius: 50%;
  background: var(--ember-hi);
  box-shadow: 0 0 0 0 var(--ember-glow);
  animation: pulse 3.4s var(--ease) infinite;
  flex-shrink: 0;
}
@keyframes pulse {
  0%, 100% { box-shadow: 0 0 0 0 rgba(34,211,238,0.45); }
  50%      { box-shadow: 0 0 0 7px rgba(34,211,238,0); }
}

.nav {
  display: flex;
  gap: clamp(0.9rem, 2vw, 1.9rem);
  margin-left: auto;
  align-items: center;
}
.nav a {
  font-family: var(--mono);
  font-size: var(--step--1);
  letter-spacing: 0.08em;
  color: var(--ink-2);
  position: relative;
  padding: 0.4em 0;
  transition: color 0.2s var(--ease);
}
.nav a::after {
  content: "";
  position: absolute;
  left: 0; bottom: 0;
  width: 100%; height: 1px;
  background: var(--ember);
  transform: scaleX(0);
  transform-origin: right;
  transition: transform 0.32s var(--ease-out);
}
.nav a:hover { color: var(--ink); }
.nav a:hover::after { transform: scaleX(1); transform-origin: left; }

.nav-toggle { display: none; }

@media (max-width: 860px) {
  .nav {
    position: fixed;
    inset: 74px 0 auto 0;
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--line);
    padding: 0.5rem var(--gut) 1.5rem;
    transform: translateY(-120%);
    transition: transform 0.4s var(--ease-out);
  }
  .nav.open { transform: none; }
  .nav a { padding: 0.95em 0; border-bottom: 1px solid var(--line-soft); }
  .nav .btn { margin-top: 1rem; justify-content: center; }
  .nav-toggle {
    display: flex; flex-direction: column; gap: 5px;
    margin-left: auto; background: none; border: 0;
    padding: 8px; cursor: pointer;
  }
  .nav-toggle span {
    width: 22px; height: 1.5px; background: var(--ink);
    transition: transform 0.3s var(--ease), opacity 0.2s;
  }
  .nav-toggle[aria-expanded="true"] span:nth-child(1) { transform: translateY(6.5px) rotate(45deg); }
  .nav-toggle[aria-expanded="true"] span:nth-child(2) { opacity: 0; }
  .nav-toggle[aria-expanded="true"] span:nth-child(3) { transform: translateY(-6.5px) rotate(-45deg); }
}

.hdr .btn { padding: 0.65em 1.15em; }

/* --- hero -------------------------------------------------------------- */

.hero {
  position: relative;
  min-height: min(100svh, 940px);
  display: flex;
  align-items: center;
  padding-top: 74px;
  overflow: hidden;
}

#mesh {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  opacity: 0;
  transition: opacity 1.6s var(--ease);
}
#mesh.lit { opacity: 1; }

/* Static fallback painted underneath the canvas — the page never looks
   broken if WebGL/canvas is unavailable or reduced-motion is on. */
.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(90ch 60ch at 78% 18%, rgba(34,211,238,0.13), transparent 62%),
    radial-gradient(70ch 50ch at 12% 88%, rgba(168,85,247,0.10), transparent 60%);
  pointer-events: none;
}
.hero::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 55%, var(--bg) 97%);
  pointer-events: none;
}

.hero .wrap { position: relative; z-index: 2; padding-block: clamp(3rem, 9vw, 6rem); }

.hero h1 { max-width: 15ch; margin-block: 0.42em 0; }
.hero h1 .grad {
  background: linear-gradient(96deg, var(--ember-hi), var(--ember) 55%, var(--signal));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero .lede { margin-top: 1.5em; max-width: 52ch; }

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.85rem;
  margin-top: 2.4rem;
}

.hero-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.6em 1.6em;
  margin-top: 2.6rem;
  font-family: var(--mono);
  font-size: var(--step--1);
  color: var(--ink-3);
  letter-spacing: 0.05em;
}
.hero-meta span { display: flex; align-items: center; gap: 0.55em; }
.hero-meta span::before {
  content: "";
  width: 5px; height: 5px; border-radius: 50%;
  background: var(--good);
}

/* --- instrument readout ------------------------------------------------ */

.readout {
  position: relative;
  z-index: 2;
  margin-top: clamp(3rem, 7vw, 5rem);
  border: 1px solid var(--line);
  border-radius: var(--r);
  background: rgba(12, 17, 32, 0.74);
  backdrop-filter: blur(8px);
  overflow: hidden;
}
.readout .rhead {
  display: flex;
  align-items: center;
  gap: 0.8em;
  padding: 0.75rem 1.1rem;
  border-bottom: 1px solid var(--line-soft);
  font-family: var(--mono);
  font-size: var(--step--1);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.readout .rhead .live {
  width: 6px; height: 6px; border-radius: 50%;
  background: var(--ember-hi);
  animation: blink 2s steps(1) infinite;
}
@keyframes blink { 0%,60% { opacity: 1; } 61%,100% { opacity: 0.25; } }
.readout .rhead .src { margin-left: auto; text-transform: none; letter-spacing: 0.02em; }

.gauges {
  display: grid;
  /* min(220px, 100%) — without the min(), a 220px track floor forces a second
     column and overflows narrow viewports. */
  grid-template-columns: repeat(auto-fit, minmax(min(220px, 100%), 1fr));
}
.gauge {
  padding: 1.35rem 1.2rem;
  border-right: 1px solid var(--line-soft);
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}
.gauge:last-child { border-right: 0; }
@media (max-width: 700px) {
  .gauge { border-right: 0; border-bottom: 1px solid var(--line-soft); }
  .gauge:last-child { border-bottom: 0; }
}
.gauge .g-k {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
}
.gauge .g-v {
  font-family: var(--mono);
  font-size: clamp(1.7rem, 3.4vw, 2.4rem);
  line-height: 1;
  font-variant-numeric: tabular-nums;
  color: var(--ember-hi);
}
.gauge .g-v.cool { color: var(--signal-hi); }
.gauge .g-d { font-size: 0.82rem; color: var(--ink-3); line-height: 1.45; }

.g-bar {
  height: 3px;
  background: var(--surface-3);
  border-radius: 2px;
  overflow: hidden;
}
.g-bar > i {
  display: block; height: 100%;
  background: linear-gradient(90deg, var(--ember-lo), var(--ember-hi));
  width: 0;
  transition: width 1.5s var(--ease-out) 0.2s;
}
.g-bar.cool > i { background: linear-gradient(90deg, var(--data-violet), var(--signal-hi)); }

/* --- sections ---------------------------------------------------------- */

.sec { padding-block: var(--sec); position: relative; }
.sec.tint { background: var(--surface); border-block: 1px solid var(--line-soft); }

.sec-head { display: flex; flex-direction: column; gap: 1.1rem; margin-bottom: clamp(2.5rem, 6vw, 4rem); }
.sec-head h2 { max-width: 20ch; }
.sec-head p { color: var(--ink-2); }

/* --- services ---------------------------------------------------------- */

.svc-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 300px), 1fr));
  gap: 1px;
  background: var(--line-soft);
  border: 1px solid var(--line-soft);
  border-radius: var(--r);
  overflow: hidden;
}
.svc {
  background: var(--bg);
  padding: clamp(1.6rem, 3vw, 2.2rem);
  display: flex;
  flex-direction: column;
  gap: 0.85rem;
  position: relative;
  transition: background 0.3s var(--ease);
  min-height: 250px;
}
.sec.tint .svc { background: var(--surface); }
.svc::before {
  content: "";
  position: absolute;
  inset: auto 0 0 0;
  height: 2px;
  background: linear-gradient(90deg, var(--ember), var(--signal));
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.45s var(--ease-out);
}
.svc:hover { background: var(--surface-2); }
.svc:hover::before { transform: scaleX(1); }
.svc .idx {
  font-family: var(--mono);
  font-size: 0.72rem;
  letter-spacing: 0.12em;
  color: var(--ink-4);
}
.svc h3 { transition: color 0.25s var(--ease); }
.svc:hover h3 { color: var(--ember-hi); }
.svc p { font-size: 0.93rem; color: var(--ink-2); }
.svc .go {
  margin-top: auto;
  font-family: var(--mono);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--ink-3);
  display: flex; align-items: center; gap: 0.5em;
  transition: color 0.25s var(--ease), gap 0.25s var(--ease);
}
.svc:hover .go { color: var(--ember-hi); gap: 0.85em; }

/* --- process ----------------------------------------------------------- */

.steps { display: grid; gap: 1px; background: var(--line-soft); border-block: 1px solid var(--line-soft); }
.step {
  background: var(--bg);
  display: grid;
  grid-template-columns: auto 1fr;
  gap: clamp(1.2rem, 4vw, 3rem);
  padding: clamp(1.6rem, 4vw, 2.4rem) 0;
  align-items: start;
  transition: background 0.3s var(--ease);
}
.sec.tint .step { background: var(--surface); }
.step:hover { background: var(--surface-2); }
.step .n {
  font-family: var(--mono);
  font-size: clamp(1.6rem, 4vw, 2.6rem);
  color: var(--line-bright);
  line-height: 1;
  min-width: 2.4ch;
  transition: color 0.3s var(--ease);
}
.step:hover .n { color: var(--ember); }
.step .sc { display: flex; flex-direction: column; gap: 0.6rem; }
.step p { color: var(--ink-2); font-size: 0.95rem; }

/* --- pricing ----------------------------------------------------------- */

.price-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 260px), 1fr));
  gap: 1.1rem;
}
.price {
  border: 1px solid var(--line);
  border-radius: var(--r);
  padding: 1.7rem 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  background: var(--bg);
  position: relative;
  transition: border-color 0.3s var(--ease), transform 0.3s var(--ease);
}
.sec.tint .price { background: var(--surface); }
.price:hover { border-color: var(--ember); transform: translateY(-3px); }
.price .p-k { font-family: var(--mono); font-size: 0.74rem; letter-spacing: 0.11em; text-transform: uppercase; color: var(--ink-3); }
.price .p-v { font-family: var(--mono); font-size: clamp(1.6rem, 3vw, 2.1rem); line-height: 1; color: var(--ink); }
.price .p-v small { font-size: 0.5em; color: var(--ink-3); letter-spacing: 0.04em; }
.price .p-d { font-size: 0.9rem; color: var(--ink-2); }
.price.feature { border-color: var(--ember-lo); }
.price.feature::after {
  content: "Most common";
  position: absolute; top: -0.62em; left: 1.4rem;
  background: var(--ember); color: #fff;
  font-family: var(--mono); font-size: 0.62rem;
  letter-spacing: 0.1em; text-transform: uppercase;
  padding: 0.25em 0.6em; border-radius: 2px;
}

/* --- faq --------------------------------------------------------------- */

.faq { border-top: 1px solid var(--line-soft); }
.faq details {
  border-bottom: 1px solid var(--line-soft);
}
.faq summary {
  cursor: pointer;
  padding: 1.35rem 2.5rem 1.35rem 0;
  font-size: var(--step-1);
  font-weight: 500;
  letter-spacing: -0.01em;
  position: relative;
  list-style: none;
  transition: color 0.22s var(--ease);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary:hover { color: var(--ember-hi); }
.faq summary::after {
  content: "";
  position: absolute; right: 0.35rem; top: 50%;
  width: 11px; height: 11px;
  border-right: 1.5px solid currentColor;
  border-bottom: 1.5px solid currentColor;
  transform: translateY(-70%) rotate(45deg);
  transition: transform 0.3s var(--ease);
}
.faq details[open] summary::after { transform: translateY(-20%) rotate(-135deg); }
.faq .ans { padding: 0 0 1.6rem; color: var(--ink-2); max-width: 68ch; }

/* --- cta band ---------------------------------------------------------- */

.band {
  position: relative;
  overflow: hidden;
  background: var(--surface);
  border-block: 1px solid var(--line);
}
.band::before {
  content: "";
  position: absolute; inset: 0;
  background: radial-gradient(60ch 40ch at 80% 50%, rgba(34,211,238,0.15), transparent 65%);
}
.band .wrap { position: relative; }
.band-in { display: flex; flex-wrap: wrap; gap: 2rem; align-items: center; justify-content: space-between; }
.band h2 { max-width: 17ch; }

/* --- footer ------------------------------------------------------------ */

.ftr { padding-block: clamp(3rem, 7vw, 5rem) 2.5rem; }
.ftr-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(min(100%, 190px), 1fr));
  gap: 2.5rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid var(--line-soft);
}
.ftr-col { display: flex; flex-direction: column; gap: 0.7rem; }
.ftr-col h4 {
  font-family: var(--mono); font-size: 0.72rem;
  letter-spacing: 0.13em; text-transform: uppercase; color: var(--ink-3);
  margin-bottom: 0.3rem;
}
.ftr-col a, .ftr-col p { font-size: 0.9rem; color: var(--ink-2); transition: color 0.2s var(--ease); }
.ftr-col a:hover { color: var(--ember-hi); }
.ftr-btm {
  display: flex; flex-wrap: wrap; gap: 1rem;
  justify-content: space-between; align-items: center;
  padding-top: 1.8rem;
  font-family: var(--mono); font-size: 0.74rem; color: var(--ink-4);
  letter-spacing: 0.04em;
}

/* --- floating CTA ------------------------------------------------------ */

.float-cta {
  position: fixed;
  right: clamp(1rem, 3vw, 2rem);
  bottom: clamp(1rem, 3vw, 2rem);
  z-index: 70;
  transform: translateY(160%);
  transition: transform 0.5s var(--ease-out);
}
.float-cta.up { transform: none; }
.float-cta .btn { box-shadow: 0 14px 40px -12px rgba(0,0,0,0.7); }

/* --- modal ------------------------------------------------------------- */

.modal-back {
  position: fixed; inset: 0; z-index: 200;
  background: rgba(5, 7, 10, 0.78);
  backdrop-filter: blur(6px);
  display: flex; align-items: center; justify-content: center;
  padding: var(--gut);
  opacity: 0; pointer-events: none;
  transition: opacity 0.32s var(--ease);
}
.modal-back.open { opacity: 1; pointer-events: auto; }

.modal {
  width: 100%; max-width: 560px;
  background: var(--surface);
  border: 1px solid var(--line-bright);
  border-radius: var(--r);
  max-height: 90svh; overflow-y: auto;
  transform: translateY(18px) scale(0.985);
  transition: transform 0.36s var(--ease-out);
}
.modal-back.open .modal { transform: none; }

.modal .m-head {
  display: flex; align-items: flex-start; gap: 1rem;
  padding: 1.5rem 1.6rem 1.1rem;
  border-bottom: 1px solid var(--line-soft);
}
.modal .m-head h3 { font-size: var(--step-2); }
.modal .m-head p { font-size: 0.88rem; color: var(--ink-3); margin-top: 0.4rem; }
.m-close {
  margin-left: auto; background: none; border: 0; cursor: pointer;
  color: var(--ink-3); font-size: 1.4rem; line-height: 1;
  padding: 0.2rem 0.4rem; border-radius: var(--r);
  transition: color 0.2s, background 0.2s;
}
.m-close:hover { color: var(--ink); background: var(--surface-3); }

.modal form { padding: 1.5rem 1.6rem 1.7rem; display: grid; gap: 1.05rem; }
.f-row { display: grid; gap: 1.05rem; grid-template-columns: 1fr 1fr; }
@media (max-width: 560px) { .f-row { grid-template-columns: 1fr; } }
.field { display: flex; flex-direction: column; gap: 0.4rem; }
.field label {
  font-family: var(--mono); font-size: 0.7rem;
  letter-spacing: 0.1em; text-transform: uppercase; color: var(--ink-3);
}
.field input, .field select, .field textarea {
  background: var(--bg); color: var(--ink);
  border: 1px solid var(--line); border-radius: var(--r);
  padding: 0.72em 0.85em; font-family: inherit; font-size: 0.94rem;
  transition: border-color 0.2s var(--ease);
}
.field input:focus, .field select:focus, .field textarea:focus { border-color: var(--ember); }
.field textarea { resize: vertical; min-height: 88px; }
.field .req { color: var(--ember-hi); }

.form-note { font-size: 0.8rem; color: var(--ink-4); line-height: 1.5; }
.form-msg { font-size: 0.88rem; padding: 0.7em 0.9em; border-radius: var(--r); display: none; }
.form-msg.ok  { display: block; background: rgba(63,185,80,0.1);  color: var(--good); }
.form-msg.err { display: block; background: rgba(248,81,73,0.1);  color: var(--bad); }

/* honeypot — hidden from humans, catches naive bots */
.hp { position: absolute; left: -9999px; opacity: 0; height: 0; overflow: hidden; }

/* ==========================================================================
   Mobile
   Phones are where cold-email clicks land, so this is the primary case,
   not an afterthought.
   ========================================================================== */

@media (max-width: 860px) {
  /* Hero must not demand a full screen of scrolling before the CTA. */
  .hero { min-height: auto; padding-top: 74px; }
  .hero .wrap { padding-block: clamp(2.25rem, 9vw, 3.5rem) clamp(2rem, 7vw, 3rem); }
  .hero h1 { max-width: 100%; }
  .hero .lede { font-size: 1.02rem; }

  /* Full-width tap targets beat side-by-side buttons squeezed to 40% each. */
  .hero-cta { flex-direction: column; align-items: stretch; gap: 0.7rem; }
  .hero-cta .btn { justify-content: center; padding-block: 1em; }

  .hero-meta { gap: 0.45em 1.1rem; margin-top: 1.9rem; }

  .readout { margin-top: 2.4rem; }
  .readout .rhead { flex-wrap: wrap; gap: 0.5em; }
  .readout .rhead .src {
    margin-left: 0; flex-basis: 100%;
    font-size: 0.62rem; line-height: 1.4; color: var(--ink-4);
  }
  .gauge .g-v { font-size: 1.9rem; }

  .band-in { flex-direction: column; align-items: flex-start; }
  .band-in .btn { width: 100%; justify-content: center; }

  .step { grid-template-columns: 1fr; gap: 0.5rem; }
  .step .n { font-size: 1.5rem; }

  .faq summary { font-size: 1.05rem; padding-right: 2rem; }

  .ftr-grid { gap: 1.9rem; }
  .ftr-btm { flex-direction: column; align-items: flex-start; gap: 0.5rem; }
}

@media (max-width: 560px) {
  /* The floating CTA becomes a full-width dock — the single highest-value
     tap target on a phone should not be a small corner pill. */
  .float-cta {
    left: 0; right: 0; bottom: 0;
    padding: 0.7rem var(--gut) calc(0.7rem + env(safe-area-inset-bottom));
    background: linear-gradient(180deg, transparent, rgba(7,10,18,0.94) 38%);
  }
  .float-cta .btn { width: 100%; justify-content: center; padding-block: 1em; }

  /* Modal goes full-height sheet rather than a floating card. */
  .modal-back { padding: 0; align-items: flex-end; }
  .modal {
    max-width: none; max-height: 92svh;
    border-radius: 12px 12px 0 0;
    border-bottom: 0;
  }
  .modal .m-head { padding: 1.15rem 1.15rem 0.9rem; }
  .modal form { padding: 1.15rem 1.15rem calc(1.4rem + env(safe-area-inset-bottom)); }

  /* 16px minimum stops iOS Safari zooming the viewport on focus. */
  .field input, .field select, .field textarea { font-size: 16px; }

  .svc { min-height: 0; padding: 1.35rem 1.15rem; }
  .price { padding: 1.4rem 1.2rem; }
  .sec { padding-block: clamp(3rem, 12vw, 4.5rem); }
}

/* Coarse pointers get no hover-dependent affordances. */
@media (hover: none) {
  .svc::before { transform: scaleX(1); opacity: 0.5; }
  .btn:hover { transform: none; }
}