/* ==========================================================================
   Components — buttons, logo, nav, menu, chips, status, waveform, footer
   ========================================================================== */

/* ---- Icon ------------------------------------------------------------ */

.icon {
  width: 20px;
  height: 20px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
}

.icon--sm {
  width: 16px;
  height: 16px;
}

/* ---- Buttons (Kit effect D: hover/tap) ------------------------------- */

.btn {
  --btn-h: 50px;
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  min-height: var(--btn-h);
  padding: 0 22px;
  border-radius: var(--r-pill);
  font-size: 0.9688rem;
  font-weight: 500;
  letter-spacing: -0.01em;
  line-height: 1;
  white-space: nowrap;
  isolation: isolate;
  transition:
    transform var(--dur-sm) var(--ease-standard),
    background-color var(--dur-sm) var(--ease-standard),
    border-color var(--dur-sm) var(--ease-standard),
    box-shadow var(--dur-md) var(--ease-standard),
    color var(--dur-sm) var(--ease-standard);
  -webkit-tap-highlight-color: transparent;
}

.btn:active {
  transform: scale(var(--tap-scale));
  transition-duration: var(--dur-xs);
}

.btn .btn-arrow {
  width: 16px;
  height: 16px;
  transition: transform var(--dur-md) var(--ease-emphasized);
}

.btn:hover .btn-arrow,
.btn:focus-visible .btn-arrow {
  transform: translateX(3px);
}

.btn--primary {
  background: var(--blue);
  color: var(--paper);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.12), var(--shadow-1);
}

.btn--primary::after {
  /* brand hairline that appears on hover */
  content: "";
  position: absolute;
  inset: -1px;
  z-index: -1;
  border-radius: inherit;
  background: var(--brand-grad);
  opacity: 0;
  transition: opacity var(--dur-md) var(--ease-standard);
}

.btn--primary:hover {
  background: var(--blue);
  box-shadow: inset 0 1px 0 rgba(255, 255, 255, 0.14), 0 10px 30px -12px rgba(38, 61, 50, 0.55);
}

.btn--primary:hover::after {
  opacity: 1;
}

.btn--secondary {
  background: transparent;
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--line-strong);
}

.btn--secondary:hover {
  background: rgba(11, 11, 14, 0.04);
  box-shadow: inset 0 0 0 1px rgba(11, 11, 14, 0.28);
}

.btn--light {
  background: var(--night-text);
  color: var(--ink);
}

.btn--light:hover {
  background: #fff;
  box-shadow: 0 10px 30px -12px rgba(221, 161, 140, 0.6);
}

.btn--outline-night {
  color: var(--night-text);
  box-shadow: inset 0 0 0 1px var(--night-line-strong);
}

.btn--outline-night:hover {
  background: rgba(255, 255, 255, 0.06);
  box-shadow: inset 0 0 0 1px rgba(255, 255, 255, 0.28);
}

.btn--sm {
  --btn-h: 40px;
  padding: 0 16px;
  font-size: 0.875rem;
}

.btn[aria-busy="true"] {
  pointer-events: none;
}

.btn[aria-busy="true"] .btn-label::after {
  content: "";
  display: inline-block;
  width: 12px;
  height: 12px;
  margin-left: 10px;
  vertical-align: -1px;
  border-radius: 50%;
  border: 1.5px solid currentColor;
  border-right-color: transparent;
  animation: spin 0.8s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

.btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 12px;
}

@media (max-width: 559px) {
  .btn-row--stack-sm {
    flex-direction: column;
    align-items: stretch;
  }
}

/* Inline text link with animated underline */
.text-link {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-weight: 500;
  background: linear-gradient(currentColor, currentColor) 0 100% / 0 1px no-repeat;
  transition: background-size var(--dur-md) var(--ease-emphasized);
}

.text-link:hover {
  background-size: 100% 1px;
}

/* ---- Logo ------------------------------------------------------------ */

.logo {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  color: inherit;
}

.logo-mark {
  width: 28px;
  height: 28px;
}

.logo-word {
  font-size: 1.1875rem;
  font-weight: 650;
  letter-spacing: -0.035em;
  line-height: 1;
}

/* ---- Status / chips -------------------------------------------------- */

.chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  height: 28px;
  padding: 0 12px;
  border-radius: var(--r-pill);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: 0.02em;
  color: var(--graphite);
  box-shadow: inset 0 0 0 1px var(--line-strong);
  background: rgba(255, 255, 255, 0.5);
}

.night .chip,
.on-night .chip {
  color: var(--night-text-2);
  background: rgba(255, 255, 255, 0.03);
  box-shadow: inset 0 0 0 1px var(--night-line-strong);
}

.chip--example {
  color: var(--amber);
  box-shadow: inset 0 0 0 1px rgba(240, 164, 58, 0.35);
  background: rgba(240, 164, 58, 0.06);
}

.chip--light.chip--example {
  color: #8a5a12;
  box-shadow: inset 0 0 0 1px rgba(160, 104, 20, 0.3);
  background: rgba(240, 164, 58, 0.1);
}

.live-dot {
  position: relative;
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--signal);
}

.live-dot::after {
  content: "";
  position: absolute;
  inset: -4px;
  border-radius: 50%;
  border: 1px solid var(--signal);
  opacity: 0;
  animation: live-ping 2.2s var(--ease-out) infinite;
}

@keyframes live-ping {
  0% {
    transform: scale(0.5);
    opacity: 0.8;
  }
  100% {
    transform: scale(1.8);
    opacity: 0;
  }
}

/* ---- Waveform -------------------------------------------------------- */

.wave {
  display: flex;
  align-items: center;
  gap: 3px;
  height: 44px;
}

.wave i {
  flex: 1 1 0;
  min-width: 2px;
  height: 100%;
  border-radius: 2px;
  background: var(--night-text-3);
  transform: scaleY(0.06);
  transform-origin: 50% 50%;
  transition: background-color var(--dur-md) var(--ease-standard);
}

.wave[data-mode="ai"] i {
  background: var(--bar-c, var(--violet-soft));
}

.wave[data-mode="caller"] i {
  background: var(--night-text-2);
}

/* ---- Navigation ------------------------------------------------------ */

/* A centred, frosted pill — the same at the top of the page and on scroll */
.nav {
  position: fixed;
  inset: 0 0 auto 0;
  z-index: 100;
  padding-top: 10px;
  pointer-events: none;
  font-family: var(--font-ui);
}

.nav-bar {
  pointer-events: auto;
  display: flex;
  align-items: center;
  gap: var(--s-6);
  width: calc(100% - var(--gutter) * 2);
  max-width: 1000px;
  height: 60px;
  margin-inline: auto;
  padding-inline: 10px 8px;
  border-radius: var(--r-pill);
  background: rgba(247, 244, 238, 0.78);
  box-shadow: 0 0 0 1px var(--line), 0 12px 32px -18px rgba(11, 11, 14, 0.35);
  -webkit-backdrop-filter: blur(16px) saturate(1.5);
  backdrop-filter: blur(16px) saturate(1.5);
}

.nav-logo {
  margin-right: auto;
  padding: 6px;
  border-radius: var(--r-sm);
}

.nav-links {
  display: none;
  align-items: center;
  gap: 2px;
}

.nav-links a {
  position: relative;
  padding: 8px 12px;
  border-radius: var(--r-pill);
  font-size: 0.9375rem;
  font-weight: 450;
  color: var(--graphite);
  transition: color var(--dur-sm) var(--ease-standard), background-color var(--dur-sm) var(--ease-standard);
}

.nav-links a:hover {
  color: var(--ink);
  background: rgba(11, 11, 14, 0.04);
}

.nav-links a[aria-current="true"] {
  color: var(--ink);
}

.nav-links a[aria-current="true"]::after {
  content: "";
  position: absolute;
  left: 50%;
  bottom: 2px;
  width: 3px;
  height: 3px;
  margin-left: -1.5px;
  border-radius: 50%;
  background: var(--blue);
}

/* ---- Products dropdown ---------------------------------------------- */

.nav-dd {
  position: relative;
}

.nav-dd-toggle {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: 4px;
  padding: 8px 10px 8px 12px;
  border-radius: var(--r-pill);
  font-size: 0.9375rem;
  font-weight: 450;
  color: var(--graphite);
  transition: color var(--dur-sm) var(--ease-standard), background-color var(--dur-sm) var(--ease-standard);
}

.nav-dd-toggle:hover,
.nav-dd.is-open .nav-dd-toggle {
  color: var(--ink);
  background: rgba(11, 11, 14, 0.04);
}

.nav-dd.is-current .nav-dd-toggle {
  color: var(--ink);
}

.nav-dd.is-current .nav-dd-toggle::after {
  content: "";
  position: absolute;
  left: calc(50% - 8px);
  bottom: 2px;
  width: 3px;
  height: 3px;
  border-radius: 50%;
  background: var(--blue);
}

.nav-dd-caret {
  width: 14px;
  height: 14px;
  fill: none;
  stroke: currentColor;
  stroke-width: 1.6;
  stroke-linecap: round;
  stroke-linejoin: round;
  transition: transform var(--dur-md) var(--ease-emphasized);
}

.nav-dd.is-open .nav-dd-caret {
  transform: rotate(180deg);
}

/* Two columns: products on the left, a preview image on the right */
.nav-dd-panel {
  position: absolute;
  top: calc(100% + 14px);
  left: -12px;
  display: grid;
  grid-template-columns: 300px 320px;
  gap: 10px;
  padding: 10px;
  border-radius: 26px;
  background: rgba(247, 244, 238, 0.97);
  box-shadow: 0 0 0 1px var(--line), 0 30px 60px -24px rgba(38, 61, 50, 0.4), var(--shadow-1);
  -webkit-backdrop-filter: blur(20px) saturate(1.4);
  backdrop-filter: blur(20px) saturate(1.4);
  opacity: 0;
  visibility: hidden;
  transform: translate3d(0, -6px, 0) scale(0.985);
  transform-origin: 20% 0;
  transition:
    opacity var(--dur-sm) var(--ease-standard),
    transform var(--dur-md) var(--ease-emphasized),
    visibility 0s linear var(--dur-md);
}

/* invisible bridge so the pointer can travel from the button to the panel */
.nav-dd-panel::before {
  content: "";
  position: absolute;
  left: 0;
  right: 0;
  bottom: 100%;
  height: 16px;
}

.nav-dd.is-open .nav-dd-panel {
  opacity: 1;
  visibility: visible;
  transform: none;
  transition:
    opacity var(--dur-sm) var(--ease-standard),
    transform var(--dur-md) var(--ease-emphasized),
    visibility 0s;
}

.nav-dd-list {
  display: grid;
  align-content: start;
  gap: 4px;
}

.nav-links .nav-dd-item {
  display: grid;
  gap: 6px;
  padding: 16px 18px;
  border-radius: 18px;
  color: var(--ink);
  transition: background-color var(--dur-sm) var(--ease-standard), box-shadow var(--dur-sm) var(--ease-standard);
}

.nav-links .nav-dd-item:hover,
.nav-links .nav-dd-item:focus-visible,
.nav-dd-panel[data-active="receptionist"] .nav-dd-item[data-media="receptionist"],
.nav-dd-panel[data-active="automation"] .nav-dd-item[data-media="automation"] {
  background: var(--white);
  box-shadow: var(--shadow-1);
}

.nav-links .nav-dd-item::after,
.nav-links .nav-dd-item[aria-current="page"]::after {
  display: none;
}

.nav-dd-title {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 12px;
  font-size: 1.0625rem;
  font-weight: 550;
  letter-spacing: -0.011em;
  line-height: 1.3;
}

.nav-dd-arrow {
  flex: none;
  width: 16px;
  height: 16px;
  opacity: 0.35;
  transition: opacity var(--dur-sm) var(--ease-standard), transform var(--dur-md) var(--ease-emphasized);
}

.nav-dd-panel[data-active="receptionist"] [data-media="receptionist"] .nav-dd-arrow,
.nav-dd-panel[data-active="automation"] [data-media="automation"] .nav-dd-arrow {
  opacity: 1;
  transform: translateX(2px);
}

.nav-dd-desc {
  font-size: 0.875rem;
  line-height: 1.45;
  color: var(--graphite);
}

/* Preview image — layers cross-fade (opacity + transform only) */
.nav-dd-media {
  position: relative;
  overflow: hidden;
  min-height: 220px;
  border-radius: 18px;
  background: var(--blue);
}

.nav-dd-shot {
  position: absolute;
  inset: 0;
  display: grid;
  place-items: center;
  /* placeholder until the product photos are added */
  background:
    radial-gradient(120% 90% at 85% 15%, rgba(184, 201, 181, 0.45), transparent 60%),
    radial-gradient(90% 80% at 10% 100%, rgba(221, 161, 140, 0.22), transparent 60%),
    var(--blue);
  color: var(--paper);
  opacity: 0;
  transform: scale(1.04);
  transition: opacity var(--dur-md) var(--ease-standard), transform var(--dur-xl) var(--ease-emphasized);
}

.nav-dd-shot .icon {
  width: 44px;
  height: 44px;
  stroke-width: 1.2;
  opacity: 0.85;
}

.nav-dd-shot img {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.nav-dd-panel[data-active="receptionist"] [data-shot="receptionist"],
.nav-dd-panel[data-active="automation"] [data-shot="automation"] {
  opacity: 1;
  transform: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 8px;
  margin-left: auto;
}

.nav-cta {
  display: none;
}

.nav-toggle {
  display: inline-grid;
  place-items: center;
  width: 44px;
  height: 44px;
  border-radius: var(--r-pill);
  color: var(--ink);
  transition: background-color var(--dur-sm) var(--ease-standard);
}

.nav-toggle:hover {
  background: rgba(11, 11, 14, 0.05);
}

.nav-toggle-lines {
  position: relative;
  width: 18px;
  height: 10px;
}

.nav-toggle-lines::before,
.nav-toggle-lines::after {
  content: "";
  position: absolute;
  left: 0;
  width: 100%;
  height: 1.5px;
  border-radius: 1px;
  background: currentColor;
  transition: transform var(--dur-md) var(--ease-emphasized), top var(--dur-md) var(--ease-emphasized);
}

.nav-toggle-lines::before {
  top: 0;
}

.nav-toggle-lines::after {
  top: 8.5px;
}

.nav-toggle[aria-expanded="true"] .nav-toggle-lines::before {
  top: 4.25px;
  transform: rotate(45deg);
}

.nav-toggle[aria-expanded="true"] .nav-toggle-lines::after {
  top: 4.25px;
  transform: rotate(-45deg);
}

@media (min-width: 560px) {
  .nav-cta {
    display: inline-flex;
  }
}

@media (min-width: 1024px) {
  .nav-links {
    display: flex;
  }

  .nav-actions {
    margin-left: 0;
  }

  .nav-logo {
    margin-right: 0;
    flex: 1 1 0;
  }

  .nav-actions {
    flex: 1 1 0;
    justify-content: flex-end;
  }

  .nav-toggle {
    display: none;
  }
}

/* Mobile menu sheet */
.menu {
  position: fixed;
  font-family: var(--font-ui);
  inset: 0;
  z-index: 90;
  display: flex;
  flex-direction: column;
  padding: calc(var(--nav-h) + 24px) var(--gutter) calc(32px + env(safe-area-inset-bottom));
  background: var(--paper);
  visibility: hidden;
  opacity: 0;
  transition: opacity var(--dur-md) var(--ease-standard), visibility 0s linear var(--dur-md);
}

.menu.is-open {
  visibility: visible;
  opacity: 1;
  transition: opacity var(--dur-md) var(--ease-standard), visibility 0s;
}

.menu-links {
  display: grid;
  gap: 4px;
}

.menu-label {
  margin-bottom: 2px;
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--mute);
}

.menu-links--products {
  margin-bottom: var(--s-6);
}

.menu-links a {
  display: block;
  padding: 10px 0;
  font-size: clamp(1.75rem, 1.2rem + 3vw, 2.5rem);
  font-weight: 550;
  letter-spacing: -0.035em;
  line-height: 1.15;
  border-bottom: 1px solid var(--line);
  opacity: 0;
  transform: translateY(14px);
  transition: opacity var(--dur-lg) var(--ease-emphasized), transform var(--dur-lg) var(--ease-emphasized);
  transition-delay: calc(var(--i, 0) * 45ms + 60ms);
}

.menu.is-open .menu-links a {
  opacity: 1;
  transform: none;
}

.menu-foot {
  margin-top: auto;
  display: grid;
  gap: 12px;
}

.menu-foot .btn {
  width: 100%;
}

@media (min-width: 1024px) {
  .menu {
    display: none;
  }
}

/* ---- Toast (Retell status) ------------------------------------------- */

.toast {
  position: fixed;
  left: 50%;
  bottom: calc(24px + env(safe-area-inset-bottom));
  z-index: 120;
  max-width: min(92vw, 440px);
  padding: 12px 18px;
  border-radius: var(--r-md);
  background: var(--night-2);
  color: var(--night-text);
  font-size: var(--fs-small);
  line-height: 1.45;
  box-shadow: var(--shadow-3);
  transform: translate(-50%, 20px);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--dur-md) var(--ease-standard), transform var(--dur-lg) var(--ease-emphasized);
}

.toast.is-visible {
  opacity: 1;
  transform: translate(-50%, 0);
}

/* ---- Footer ---------------------------------------------------------- */

.footer {
  padding-block: var(--s-20) var(--s-10);
  border-top: 1px solid var(--line);
  font-size: var(--fs-small);
}

.footer-grid {
  display: grid;
  gap: var(--s-12);
}

.footer-brand {
  display: grid;
  gap: var(--s-4);
  align-content: start;
  max-width: 320px;
}

.footer-brand p {
  color: var(--graphite);
}

.footer-cols {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--s-10) var(--s-8);
}

.footer-col h2 {
  margin-bottom: var(--s-4);
  font-family: var(--font-mono);
  font-size: var(--fs-micro);
  font-weight: 500;
  letter-spacing: var(--tracking-label);
  text-transform: uppercase;
  color: var(--mute);
}

.footer-col ul {
  display: grid;
  gap: 0;
}

/* comfortable tap targets without changing the visual rhythm */
.footer-col a,
.footer-col button {
  display: inline-flex;
  align-items: center;
  min-height: 36px;
}

.footer-col a {
  color: var(--ink-2);
  transition: color var(--dur-sm) var(--ease-standard);
}

/* long email addresses wrap inside narrow phone columns */
.footer-col a[href^="mailto:"] {
  overflow-wrap: anywhere;
}

.footer-col a:hover {
  color: var(--blue-ink);
}

.footer-social {
  display: flex;
  gap: 8px;
}

.footer-social a {
  display: grid;
  place-items: center;
  width: 38px;
  height: 38px;
  border-radius: var(--r-pill);
  color: var(--graphite);
  box-shadow: inset 0 0 0 1px var(--line-strong);
  transition: color var(--dur-sm) var(--ease-standard), box-shadow var(--dur-sm) var(--ease-standard),
    transform var(--dur-sm) var(--ease-standard);
}

.footer-social a:hover {
  color: var(--ink);
  box-shadow: inset 0 0 0 1px var(--ink);
  transform: translateY(-2px);
}

.footer-social svg {
  width: 16px;
  height: 16px;
  fill: currentColor;
}

.footer-base {
  display: flex;
  flex-wrap: wrap;
  justify-content: space-between;
  gap: var(--s-4);
  margin-top: var(--s-16);
  padding-top: var(--s-6);
  border-top: 1px solid var(--line);
  color: var(--mute);
  font-size: var(--fs-xs);
}

@media (min-width: 768px) {
  .footer-cols {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

@media (min-width: 1024px) {
  .footer-grid {
    grid-template-columns: minmax(0, 1fr) minmax(0, 2.2fr);
  }
}

.footer-legal {
  display: flex;
  flex-wrap: wrap;
  gap: var(--s-5);
}

.footer-legal a {
  transition: color var(--dur-sm) var(--ease-standard);
}

.footer-legal a:hover {
  color: var(--blue-ink);
}