/* =========================================
   Contact page — premium multi-step form
   ========================================= */

.contact-page {
  position: relative;
  padding-top: 96px;
  min-height: 100vh;
  overflow: hidden;
}

.contact-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(0, 255, 200, 0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 255, 200, 0.04) 1px, transparent 1px);
  background-size: 64px 64px;
  -webkit-mask-image: radial-gradient(ellipse at 50% 30%, #000 0%, transparent 70%);
          mask-image: radial-gradient(ellipse at 50% 30%, #000 0%, transparent 70%);
  pointer-events: none;
  z-index: 0;
}
[data-theme="light"] .contact-grid-bg {
  background-image:
    linear-gradient(rgba(0, 120, 90, 0.07) 1px, transparent 1px),
    linear-gradient(90deg, rgba(0, 120, 90, 0.07) 1px, transparent 1px);
}

/* ---------- Hero strip ---------- */
.contact-hero {
  position: relative;
  padding: 48px clamp(24px, 5vw, 96px) 64px;
  z-index: 2;
}
.contact-hero-inner {
  max-width: 1280px;
  margin: 0 auto;
}
.contact-h1 {
  font-family: var(--font-display);
  font-size: clamp(52px, 8vw, 112px);
  line-height: 0.95;
  letter-spacing: -0.035em;
  font-weight: 500;
  margin: 16px 0 18px;
  animation: ch-title 1s var(--ease-standard) backwards;
}
.contact-h1 em {
  font-style: italic;
  background: linear-gradient(110deg,
    var(--sm-mint-500) 0%,
    var(--sm-cyan-500) 25%,
    #ffffff 40%,
    var(--sm-lime-500) 55%,
    var(--sm-mint-500) 80%);
  background-size: 300% 100%;
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
  animation: shimmer-sweep 8s ease-in-out infinite;
}
[data-theme="light"] .contact-h1 em {
  background: linear-gradient(110deg,
    var(--sm-mint-500) 0%,
    var(--sm-cyan-500) 25%,
    var(--sm-ink-950) 40%,
    var(--sm-lime-500) 55%,
    var(--sm-mint-500) 80%);
  background-size: 300% 100%;
  -webkit-background-clip: text;
          background-clip: text;
  color: transparent;
}
@keyframes ch-title {
  from { opacity: 0; transform: translateY(28px); filter: blur(6px); }
  to { opacity: 1; transform: translateY(0); filter: blur(0); }
}
.contact-sub {
  font-size: clamp(17px, 1.6vw, 21px);
  line-height: 1.5;
  color: var(--fg-3);
  max-width: 520px;
  margin: 0 0 40px;
  animation: ch-title 1s .1s var(--ease-standard) backwards;
}

.contact-meta {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2px;
  background: var(--border-subtle);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  overflow: hidden;
  max-width: 880px;
  animation: ch-title 1s .2s var(--ease-standard) backwards;
}
.cm-item {
  background: var(--bg-page);
  padding: 16px 20px;
  display: flex;
  flex-direction: column;
  gap: 4px;
  position: relative;
}
.cm-k {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.6;
}
.cm-v {
  font-family: var(--font-mono);
  font-size: 18px;
  letter-spacing: -0.01em;
  font-weight: 500;
  color: var(--fg-1);
}
.cm-v em {
  font-style: normal;
  font-size: 11px;
  opacity: 0.5;
  margin-left: 3px;
  font-weight: 400;
}
.cm-dot {
  position: absolute;
  top: 18px; right: 20px;
  width: 8px; height: 8px;
  border-radius: 50%;
  background: var(--sm-mint-500);
  box-shadow: 0 0 12px var(--sm-mint-500);
}
.cm-dot.live { animation: cm-pulse 1.6s ease-in-out infinite; }
@keyframes cm-pulse {
  0%, 100% { opacity: 0.5; transform: scale(1); }
  50% { opacity: 1; transform: scale(1.3); }
}

/* ---------- Main two-col ---------- */
.contact-main {
  position: relative;
  padding: 40px clamp(24px, 5vw, 96px) 120px;
  z-index: 2;
}
.contact-main-inner {
  max-width: 1280px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: 1.35fr 1fr;
  gap: 40px;
  align-items: start;
}

/* ---------- Form card ---------- */
.contact-form-wrap {
  position: relative;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 24px;
  padding: 36px;
  min-height: 640px;
  display: flex;
  flex-direction: column;
  overflow: hidden;
}
.contact-form-wrap::before {
  content: '';
  position: absolute;
  inset: -1px;
  border-radius: inherit;
  background: conic-gradient(from 0deg,
    transparent 0%,
    color-mix(in oklab, var(--sm-mint-500) 40%, transparent) 20%,
    transparent 40%,
    color-mix(in oklab, var(--sm-cyan-500) 40%, transparent) 60%,
    transparent 80%,
    color-mix(in oklab, var(--sm-mint-500) 40%, transparent) 100%);
  -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;
  padding: 1px;
  animation: sc-spin 20s linear infinite;
  opacity: 0.6;
  pointer-events: none;
}

/* Form header */
.cf-header {
  padding-bottom: 24px;
  margin-bottom: 28px;
  border-bottom: 1px solid var(--border-subtle);
}
.cf-step { display: flex; align-items: baseline; gap: 16px; margin-bottom: 16px; }
.cf-step-num {
  font-family: var(--font-mono);
  font-size: 32px;
  font-weight: 500;
  color: var(--sm-mint-500);
  letter-spacing: -0.02em;
  line-height: 1;
  transition: transform .5s var(--ease-spring);
}
.cf-step-of {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  opacity: 0.6;
}
.cf-progress {
  position: relative;
  height: 4px;
  background: var(--border-subtle);
  border-radius: 999px;
  overflow: visible;
}
.cf-progress-bar {
  height: 100%;
  background: linear-gradient(90deg, var(--sm-mint-500), var(--sm-cyan-500));
  border-radius: 999px;
  transition: width .6s var(--ease-spring);
  box-shadow: 0 0 12px color-mix(in oklab, var(--sm-mint-500) 60%, transparent);
}
.cf-tick {
  position: absolute;
  top: 50%;
  transform: translate(-50%, -50%);
  width: 12px; height: 12px;
  border-radius: 50%;
  background: var(--bg-card);
  border: 2px solid var(--border-subtle);
  transition: all .4s var(--ease-spring);
}
.cf-tick.on {
  background: var(--sm-mint-500);
  border-color: var(--sm-mint-500);
  box-shadow: 0 0 12px var(--sm-mint-500);
}

/* Step panels slide */
.cf-body {
  position: relative;
  flex: 1;
  display: flex;
  flex-direction: column;
}
.cf-step-panel {
  display: none;
  flex-direction: column;
  gap: 20px;
  flex: 1;
  animation: step-in .5s var(--ease-spring);
}
.cf-step-panel.active { display: flex; }
@keyframes step-in {
  from { opacity: 0; transform: translateX(24px); filter: blur(4px); }
  to { opacity: 1; transform: translateX(0); filter: blur(0); }
}

.cf-q {
  font-family: var(--font-display);
  font-size: clamp(26px, 3vw, 34px);
  line-height: 1.1;
  letter-spacing: -0.02em;
  font-weight: 500;
  margin: 0 0 8px;
}

/* Type grid */
.type-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 12px;
}
.type-card {
  position: relative;
  padding: 20px 20px 18px;
  text-align: left;
  background: var(--bg-inset);
  border: 1px solid var(--border-subtle);
  border-radius: 14px;
  cursor: pointer;
  color: inherit;
  font: inherit;
  transition: all .35s var(--ease-spring);
  overflow: hidden;
}
.type-card::before {
  content: '';
  position: absolute;
  inset: 0;
  background: radial-gradient(400px at var(--mx, 50%) var(--my, 50%),
    color-mix(in oklab, var(--sm-mint-500) 12%, transparent), transparent 40%);
  opacity: 0;
  transition: opacity .4s;
  pointer-events: none;
}
.type-card:hover::before { opacity: 1; }
.type-card:hover {
  transform: translateY(-4px);
  border-color: color-mix(in oklab, var(--sm-mint-500) 40%, var(--border-subtle));
}
.type-card.on {
  background: color-mix(in oklab, var(--sm-mint-500) 12%, var(--bg-inset));
  border-color: var(--sm-mint-500);
  box-shadow: 0 0 0 1px var(--sm-mint-500), 0 8px 30px color-mix(in oklab, var(--sm-mint-500) 18%, transparent);
}
.tc-check {
  position: absolute;
  top: 16px; right: 16px;
  width: 22px; height: 22px;
  border-radius: 50%;
  background: var(--sm-mint-500);
  color: var(--sm-ink-950);
  display: grid;
  place-items: center;
  transform: scale(0);
  transition: transform .4s var(--ease-spring);
}
.type-card.on .tc-check { transform: scale(1); }
.tc-label {
  font-size: 17px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 4px;
}
.tc-desc {
  font-size: 13px;
  opacity: 0.6;
  letter-spacing: -0.005em;
}

/* Chip blocks */
.chip-block { margin-bottom: 8px; }
.chip-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.55;
  margin-bottom: 12px;
}
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}
.chip-big {
  padding: 12px 20px;
  background: var(--bg-inset);
  border: 1px solid var(--border-subtle);
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 13px;
  letter-spacing: 0.5px;
  color: var(--fg-2);
  cursor: pointer;
  transition: all .3s var(--ease-spring);
}
.chip-big:hover {
  border-color: color-mix(in oklab, var(--sm-mint-500) 40%, var(--border-subtle));
  transform: translateY(-2px);
}
.chip-big.on {
  background: var(--sm-mint-500);
  color: var(--sm-ink-950);
  border-color: var(--sm-mint-500);
  box-shadow: 0 6px 20px color-mix(in oklab, var(--sm-mint-500) 35%, transparent);
}

/* Field inputs */
.field-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.field { display: flex; flex-direction: column; gap: 8px; position: relative; }
.field label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.55;
}
.field input,
.field textarea {
  font-family: var(--font-body);
  font-size: 15px;
  width: 100%;
  padding: 14px 16px;
  background: var(--bg-inset);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  color: var(--fg-1);
  outline: none;
  transition: all .3s;
}
.field input::placeholder,
.field textarea::placeholder { color: var(--fg-3); opacity: 0.6; }
.field input:focus,
.field textarea:focus {
  border-color: var(--sm-mint-500);
  background: color-mix(in oklab, var(--sm-mint-500) 4%, var(--bg-inset));
  box-shadow: 0 0 0 3px color-mix(in oklab, var(--sm-mint-500) 15%, transparent);
}
.field textarea { resize: vertical; min-height: 140px; }
.field-count {
  position: absolute;
  right: 12px; bottom: 12px;
  font-family: var(--font-mono);
  font-size: 10px;
  opacity: 0.45;
  letter-spacing: 1px;
  pointer-events: none;
}

/* Summary on step 4 */
.summary {
  margin-top: 24px;
  padding: 20px;
  background: var(--bg-inset);
  border: 1px dashed var(--border-subtle);
  border-radius: 14px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.summary-item {
  display: grid;
  grid-template-columns: 110px 1fr;
  align-items: baseline;
  gap: 12px;
  font-size: 14px;
}
.summary-item span {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.5;
}
.summary-item b { font-weight: 500; letter-spacing: -0.01em; }

/* Actions */
.cf-actions {
  display: flex;
  justify-content: space-between;
  gap: 12px;
  margin-top: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--border-subtle);
}
.btn-ghost {
  background: transparent;
  color: var(--fg-2);
  border: 1px solid var(--border-subtle);
  padding: 12px 20px;
  border-radius: 999px;
  font-family: var(--font-mono);
  font-size: 12px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  cursor: pointer;
  transition: all .3s;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}
.btn-ghost:hover:not(:disabled) { color: var(--fg-1); border-color: var(--fg-2); }
.btn-ghost:disabled { opacity: 0.35; cursor: not-allowed; }
.btn-primary:disabled { opacity: 0.4; pointer-events: none; }

/* Success */
.cf-success {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
  padding: 48px 20px;
  text-align: center;
  animation: step-in .7s var(--ease-spring);
}
.success-burst {
  width: 120px; height: 120px;
  border-radius: 50%;
  background: radial-gradient(circle, color-mix(in oklab, var(--sm-mint-500) 20%, transparent), transparent 70%);
  color: var(--sm-mint-500);
  display: grid;
  place-items: center;
  animation: success-pulse 2s ease-in-out infinite;
}
@keyframes success-pulse {
  0%, 100% { transform: scale(1); box-shadow: 0 0 0 0 color-mix(in oklab, var(--sm-mint-500) 35%, transparent); }
  50% { transform: scale(1.05); box-shadow: 0 0 0 30px transparent; }
}

/* ---------- Channels ---------- */
.channels-wrap {
  position: sticky;
  top: 120px;
  display: flex;
  flex-direction: column;
  gap: 10px;
}
.channels-label {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 2.5px;
  text-transform: uppercase;
  opacity: 0.55;
  margin-bottom: 6px;
}
.channel {
  position: relative;
  display: grid;
  grid-template-columns: 48px 1fr auto;
  gap: 16px;
  align-items: center;
  padding: 18px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  text-decoration: none;
  color: inherit;
  transition: all .35s var(--ease-spring);
  overflow: hidden;
}
.channel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg,
    color-mix(in oklab, var(--sm-mint-500) 0%, transparent),
    color-mix(in oklab, var(--sm-mint-500) 12%, transparent) 50%,
    color-mix(in oklab, var(--sm-mint-500) 0%, transparent));
  opacity: 0;
  transition: opacity .4s;
  pointer-events: none;
}
.channel:hover::before { opacity: 1; }
.channel:hover {
  transform: translateX(6px);
  border-color: color-mix(in oklab, var(--sm-mint-500) 40%, var(--border-subtle));
}

.channel-icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: color-mix(in oklab, var(--sm-mint-500) 12%, var(--bg-inset));
  color: var(--sm-mint-500);
  display: grid;
  place-items: center;
  transition: all .4s var(--ease-spring);
  flex-shrink: 0;
}
.channel:hover .channel-icon {
  background: var(--sm-mint-500);
  color: var(--sm-ink-950);
  transform: scale(1.05) rotate(-6deg);
}

.channel-body { min-width: 0; z-index: 1; }
.channel-top {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-bottom: 2px;
}
.channel-label {
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 2px;
  text-transform: uppercase;
  opacity: 0.6;
}
.channel-val {
  font-size: 15px;
  font-weight: 500;
  letter-spacing: -0.01em;
  margin-bottom: 2px;
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}
.channel-desc {
  font-size: 12px;
  opacity: 0.55;
  letter-spacing: -0.005em;
}
.channel-go {
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--sm-mint-500);
  display: flex;
  align-items: center;
  gap: 4px;
  opacity: 0.6;
  transition: opacity .3s;
  z-index: 1;
}
.channel:hover .channel-go { opacity: 1; }

.copyable {
  width: 22px; height: 22px;
  border-radius: 6px;
  border: 1px solid var(--border-subtle);
  background: transparent;
  color: var(--fg-3);
  display: grid;
  place-items: center;
  cursor: pointer;
  transition: all .25s;
  padding: 0;
}
.copyable:hover { border-color: var(--sm-mint-500); color: var(--sm-mint-500); }
.copyable.on { background: var(--sm-mint-500); border-color: var(--sm-mint-500); color: var(--sm-ink-950); }

/* Office mini-map (radar) */
.office-mini {
  position: relative;
  margin-top: 10px;
  padding: 28px;
  background: var(--bg-card);
  border: 1px solid var(--border-subtle);
  border-radius: 16px;
  height: 200px;
  overflow: hidden;
  display: flex;
  align-items: flex-end;
  justify-content: flex-start;
}
.om-ring {
  position: absolute;
  border: 1px solid color-mix(in oklab, var(--sm-mint-500) 35%, transparent);
  border-radius: 50%;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  animation: radar-pulse 3s ease-out infinite;
  pointer-events: none;
}
.om-ring.r1 { width: 60px; height: 60px; animation-delay: 0s; }
.om-ring.r2 { width: 60px; height: 60px; animation-delay: 1s; }
.om-ring.r3 { width: 60px; height: 60px; animation-delay: 2s; }
@keyframes radar-pulse {
  0% { width: 20px; height: 20px; opacity: 1; }
  100% { width: 320px; height: 320px; opacity: 0; }
}
.om-pin {
  position: absolute;
  top: 50%; left: 50%;
  transform: translate(-50%, -50%);
  width: 14px; height: 14px;
  background: var(--sm-mint-500);
  border-radius: 50%;
  box-shadow: 0 0 24px var(--sm-mint-500);
  animation: pin-pulse 1.6s ease-in-out infinite;
}
@keyframes pin-pulse {
  0%, 100% { transform: translate(-50%, -50%) scale(1); }
  50% { transform: translate(-50%, -50%) scale(1.3); }
}
.om-label {
  position: relative;
  font-family: var(--font-mono);
  font-size: 11px;
  letter-spacing: 1.5px;
  display: flex;
  flex-direction: column;
  gap: 3px;
  z-index: 1;
}
.om-k { color: var(--fg-1); }
.om-v { opacity: 0.55; }

/* ---------- Responsive ---------- */
@media (max-width: 1100px) {
  .contact-main-inner { grid-template-columns: 1fr; }
  .channels-wrap { position: relative; top: 0; }
}
@media (max-width: 700px) {
  .contact-meta { grid-template-columns: 1fr 1fr; }
  .type-grid { grid-template-columns: 1fr; }
  .field-grid { grid-template-columns: 1fr; }
  .contact-form-wrap { padding: 24px; }
}

@media (prefers-reduced-motion: reduce) {
  .contact-form-wrap::before,
  .success-burst,
  .om-ring, .om-pin, .cm-dot.live { animation: none !important; }
}