/*
  Voice Button Landing Page Styles
  --------------------------------
  This stylesheet holds all presentation rules for the splash screen,
  including layout, marquee background, typography, and button visuals.
*/

@import url("https://fonts.googleapis.com/css2?family=IBM+Plex+Sans+JP:wght@400;500;600&display=swap");

:root {
  /* Global color tokens used throughout the page */
  color-scheme: dark;
  --accent: 11 100% 70%; /* HSL equivalent of #FF7F66 */
  --accent-foreground: 0 0% 100%;
  --accent-muted: 11 100% 70%;
  --surface: rgba(11, 13, 17, 0.92);
  --surface-strong: rgba(11, 13, 17, 0.98);
  --surface-toast: rgba(11, 13, 17, 1);
  --danger: 0 78% 66%;
}

/* Reset inherited box-sizing so responsive layouts behave predictably */
*,
*::before,
*::after {
  box-sizing: border-box;
}

/* Center the main content and keep the background immersive */
body {
  margin: 0;
  min-height: 100vh;
  width: 100%;
  background: #050608;
  color: #f5f5f5;
  font-family: "IBM Plex Sans JP", "Inter", "Helvetica Neue", Arial, sans-serif;
  overflow-x: hidden;
}

#landing {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
}

/* Keeps the hero content centered and layered above the marquee */
main {
  text-align: center;
  width: 100%;
  max-width: 68rem;
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
  position: relative;
  z-index: 3;
  align-items: center;
  justify-content: center;
}

/* === BACKGROUND MARQUEE === */
.marquee-wrapper {
  position: absolute;
  top: 50%;
  left: 50%;
  width: 400vw;
  height: 150vh; /* increased height to fit all 6 with spacing */
  transform: translate(-50%, -50%) rotate(-17deg);
  overflow: hidden;
  pointer-events: none;
  z-index: 1;
}

.marquee {
  position: absolute;
  left: 0;
  display: flex;
  width: max-content;
  animation: scroll 180s linear infinite; /* slow cinematic scroll */
  transform: scale(1.35); /* ← scale the whole strip instead */
  transform-origin: center;
  overflow: hidden;
}

.marquee img {
  width: calc(130vw * 1.35);
  flex-shrink: 0;
  object-fit: cover;
  opacity: 0.2;
  border-radius: 0.25rem;
  filter: saturate(0.95) grayscale(1); /* 👈 makes all images black & white */
  margin-right: 0.4vw; /* big, cinematic scaling */
}

/* Alternate animation timing for each strip to create depth */
/* Position each marquee line with fixed vh-based top values for consistent spacing */
.line1 {
  top: 6vh;
  animation-duration: 190s;
}

.line2 {
  top: 32vh;
  animation-duration: 175s;
  animation-direction: reverse;
  animation-delay: -90s; /* keeps it aligned */
}

.line3 {
  top: 58vh;
  animation-duration: 185s;
}

.line4 {
  top: 84vh;
  animation-duration: 200s;
  animation-direction: reverse;
  animation-delay: -100s; /* adjust as needed */
}

.line5 {
  top: 110vh;
  animation-duration: 180s;
}

.line6 {
  top: 136vh;
  animation-duration: 210s;
  animation-direction: reverse;
  animation-delay: -110s; /* adjust as needed */
}

@keyframes scroll {
  0% {
    transform: translateX(0);
  }
  100% {
    transform: translateX(-50%);
  } /* seamless infinite scroll */
}

/* Soft transition overlay that keeps the text legible */
.fade-overlay {
  position: absolute;
  inset: 0;
  z-index: 2;
  background: linear-gradient(
    to bottom,
    rgba(5, 6, 8, 0.96) 0%,
    rgba(5, 6, 8, 0.3) 20%,
    rgba(5, 6, 8, 0.3) 80%,
    rgba(5, 6, 8, 0.96) 100%
  );
  pointer-events: none;
}

/* === TYPOGRAPHY === */
h1 {
  margin: 0;
  font-size: clamp(2.85rem, 9vw, 6.5rem);
  font-weight: 700;
  text-transform: uppercase;
  font-family: "Hiragino Mincho Pro", serif;
  white-space: nowrap;
}

p {
  margin: 0;
  color: rgba(245, 245, 245, 0.78);
  font-size: clamp(0.7rem, 2.1vw, 1.25rem);
}

/* === CTA BUTTON === */
button {
  border: none;
  border-radius: 0.8rem;
  padding: clamp(1rem, 2vw, 1.2rem) clamp(3rem, 8vw, 4.25rem);
  font-size: clamp(1.125rem, 2.5vw, 1.5rem);
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  font-family: "IBM Plex Sans JP", "Inter", "Helvetica Neue", Arial, sans-serif;
  color: #050608;
  background: #f5f5f5;
  cursor: pointer;
  transition: transform 150ms ease, box-shadow 150ms ease;
}

button:hover {
  transform: translateY(-2px);
  box-shadow: 0 12px 30px rgba(245, 245, 245, 0.15);
}

button:focus-visible {
  outline: 3px solid hsl(var(--accent));
  outline-offset: 4px;
}

/* === VOICE CTA WRAPPER === */
.voice-cta {
  position: relative;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin-top: clamp(1rem, 4vw, 3rem);
  padding: 0 1.5rem;
}

/* Thin equalizer bars that animate while the mic is active */
.voice-waveform {
  position: absolute;
  inset: auto 0;
  width: 100vw;
  height: 6rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0.25rem;
  padding: 0 1.5rem;
  pointer-events: none;
  margin-left: calc(-50vw + 50%);
}

.waveform-bar {
  flex: 1;
  max-width: 8px;
  height: var(--dynamic-height, 2px);
  background: hsl(var(--accent));
  border-radius: 999px;
  opacity: 0.3;
  transition: height 75ms ease-out, opacity 150ms ease;
}

.voice-button-wrapper {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
}

.pulse-ring {
  position: absolute;
  inset: 0;
  border-radius: 1.1rem;
  transition: transform 450ms ease, opacity 450ms ease;
  pointer-events: none;
  background: hsla(var(--accent), 0.15);
}

.pulse-ring.ring-primary {
  animation: none;
}

.pulse-ring.ring-secondary {
  animation: none;
}

/* Primary voice button styles, including shimmer effect */
#voice-button {
  position: relative;
  display: inline-flex;
  align-items: center;
  gap: clamp(0.5rem, 2vw, 1rem);
  border: 2.5px solid hsl(var(--accent));
  border-radius: 0.9rem;
  padding: clamp(0.75rem, 2.5vw, 1.25rem) clamp(1.5rem, 6vw, 3rem);
  font-size: clamp(0.875rem, 2.5vw, 1.25rem);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: none;
  color: hsl(var(--accent-foreground));
  background: rgba(11, 13, 17, 0.87);
  cursor: pointer;
  box-shadow: 0 0 20px rgba(255, 127, 102, 0.5),
    0 0 40px rgba(255, 127, 102, 0.25),
    0 25px 45px rgba(0, 0, 0, 0.25);
  transition: transform 200ms ease, box-shadow 200ms ease, background 200ms ease, border-color 200ms ease;
  overflow: hidden;
}

#voice-button::before {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    90deg,
    hsla(var(--accent), 0) 0%,
    hsla(var(--accent), 0.25) 50%,
    hsla(var(--accent), 0) 100%
  );
  transform: translateX(-100%);
  animation: shimmer 2s infinite;
  z-index: 0;
}

#voice-button::after {
  /* Soft conic highlight that comes alive on hover */
  content: "";
  position: absolute;
  inset: -55%;
  border-radius: inherit;
  background: conic-gradient(
    from 0deg,
    hsla(var(--accent-foreground), 0.15),
    hsla(var(--accent-foreground), 0),
    hsla(var(--accent-foreground), 0.25),
    hsla(var(--accent-foreground), 0)
  );
  opacity: 0;
  transform: scale(0.6) rotate(35deg);
  transition: opacity 260ms ease, transform 420ms ease;
  mix-blend-mode: screen;
  filter: blur(24px);
  pointer-events: none;
  z-index: 0;
}

#voice-button .icon {
  display: flex;
  align-items: center;
  justify-content: center;
  width: clamp(2rem, 5vw, 3rem);
  height: clamp(2rem, 5vw, 3rem);
  border-radius: 0.85rem;
  background: rgba(255, 255, 255, 0.12);
}

#voice-button svg {
  width: clamp(1.25rem, 3vw, 1.75rem);
  height: clamp(1.25rem, 3vw, 1.75rem);
}

#voice-button .icon-mic-off {
  display: none;
}

#voice-button .label {
  position: relative;
  z-index: 1;
  white-space: nowrap;
}

#voice-button:is(:hover, :focus-visible) {
  transform: scale(1.04);
  background: hsla(var(--accent), 0.75);
  border-color: hsl(var(--accent));
  outline: none;
  box-shadow: 0 0 50px rgba(255, 127, 102, 0.9),
    0 0 100px rgba(255, 127, 102, 0.6),
    0 0 150px rgba(255, 127, 102, 0.3),
    0 30px 55px rgba(0, 0, 0, 0.35);
}

#voice-button:is(:hover, :focus-visible)::after {
  opacity: 0.95;
  transform: scale(1) rotate(0deg);
  animation: flare-spin 2.6s linear infinite;
}

#voice-button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

#voice-button.is-listening {
  transform: scale(1.08);
  background: hsla(var(--accent), 0.9);
  border-color: hsl(var(--accent));
  outline: none;
  box-shadow: 0 0 60px rgba(255, 127, 102, 1),
    0 0 120px rgba(255, 127, 102, 0.7),
    0 0 180px rgba(255, 127, 102, 0.4),
    0 32px 60px hsla(var(--accent), 0.4);
}

#voice-button.is-listening .icon-mic {
  display: none;
}

#voice-button.is-listening .icon-mic-off {
  display: flex;
  animation: pulse 1.2s infinite;
}

#voice-button.is-listening::after {
  opacity: 0.85;
  transform: scale(1) rotate(0deg);
  animation: flare-spin 2s linear infinite;
}

#voice-button.is-listening + .pulse-ring.ring-primary,
#voice-button.is-listening
  + .pulse-ring.ring-primary
  + .pulse-ring.ring-secondary {
  display: none;
}

.voice-button-wrapper:is(:hover, :focus-within) .pulse-ring.ring-primary {
  transform: scale(1.1);
  opacity: 0.8;
}

.voice-button-wrapper:is(:hover, :focus-within) .pulse-ring.ring-secondary {
  transform: scale(1.2);
  opacity: 0.6;
}

#voice-button.is-listening ~ .pulse-ring.ring-primary {
  animation: voice-ping 2s infinite;
}

#voice-button.is-listening ~ .pulse-ring.ring-secondary {
  animation: voice-pulse 2.4s infinite;
}

/* Toast notifications that appear in the top-right corner */
.toast-container {
  position: fixed;
  top: 1.5rem;
  right: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  z-index: 10000;
  pointer-events: none;
}

.toast {
  position: relative;
  min-width: 18rem;
  max-width: 24rem;
  background-color: #0b0d11 !important;
  background: #0b0d11 !important;
  border-radius: 1rem;
  padding: 0.85rem 1rem 1.25rem 1rem;
  border: 3px solid rgba(255, 255, 255, .4);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.15), inset 0 0 0 2000px #0b0d11;
  transform: translateY(-12px);
  opacity: 0;
  transition: transform 220ms ease, opacity 220ms ease;
  pointer-events: all;
  isolation: isolate;
}

.toast.toast--visible {
  transform: translateY(0);
  opacity: 1;
}

.toast::before {
  content: "";
  position: absolute;
  inset: -2px;
  border-radius: inherit;
  background: #0b0d11 !important;
  z-index: -1;
  pointer-events: none;
}

.toast::after {
  content: "";
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(
    140deg,
    hsla(var(--accent), 0.18),
    hsla(var(--accent), 0)
  );
  opacity: 0.3;
  pointer-events: none;
  z-index: 0;
}

.toast-title {
  font-weight: 600;
  margin-bottom: 0.25rem;
  color: rgba(255, 255, 255, 1);
  position: relative;
  z-index: 10;
}

.toast-description {
  font-size: 0.925rem;
  color: rgba(245, 245, 245, 0.95);
  position: relative;
  z-index: 10;
}

.toast.toast--destructive {
  background-color: #0b0d11 !important;
  background: #0b0d11 !important;
  border: 3px solid rgba(255, 255, 255, .4);
  box-shadow: 0 20px 45px rgba(0, 0, 0, 0.7), 0 0 0 1px rgba(255, 255, 255, 0.15), inset 0 0 0 2000px #0b0d11;
}

.toast.toast--destructive::before {
  background: #0b0d11 !important;
}

/* Animations for icons, shimmer, and pulse rings */
@keyframes pulse {
  0%,
  100% {
    transform: scale(1);
  }
  50% {
    transform: scale(1.1);
  }
}

@keyframes shimmer {
  0% {
    transform: translateX(-100%);
  }
  100% {
    transform: translateX(100%);
  }
}

@keyframes flare-spin {
  0% {
    transform: scale(1) rotate(0deg);
  }
  100% {
    transform: scale(1) rotate(360deg);
  }
}

@keyframes voice-ping {
  0% {
    transform: scale(1);
    opacity: 0.65;
  }
  100% {
    transform: scale(1.4);
    opacity: 0;
  }
}

@keyframes voice-pulse {
  0% {
    transform: scale(1);
    opacity: 0.5;
  }
  100% {
    transform: scale(1.6);
    opacity: 0;
  }
}

/* === NEW EFFECTS === */

/* Soft, slow shimmer movement when idle */
@keyframes idle-shimmer {
  0% {
    background-position: 0% 50%;
  }
  100% {
    background-position: 200% 50%;
  }
}

/* Gentle outer glow that intensifies on hover */
@keyframes hover-glow {
  0% {
    box-shadow: 0 0 15px hsla(var(--accent), 0.25),
      0 0 30px hsla(var(--accent), 0.1);
  }
  100% {
    box-shadow: 0 0 25px hsla(var(--accent), 0.35),
      0 0 60px hsla(var(--accent), 0.25);
  }
}

.voice-tags {
  display: flex;
  justify-content: center;
  align-items: center;
  flex-wrap: nowrap;
  gap: clamp(0.25rem, 1.1vw, 1rem);
  margin-top: 2rem;
  padding-inline: clamp(0.75rem, 4vw, 6rem);
  width: 100%;
  box-sizing: border-box;
  max-width: 100%;
  --voice-tag-font-size: clamp(0.42rem, 0.24vw + 0.45rem, 0.72rem);
  --voice-tag-padding-block: clamp(0.18rem, 0.28vw + 0.14rem, 0.44rem);
  --voice-tag-padding-inline: clamp(0.35rem, 0.8vw + 0.3rem, 1.15rem);
  --voice-tag-inline-extra: clamp(0.05rem, 0.28vw, 0.3rem);
}

.voice-tags__group {
  display: contents;
}

.voice-tag {
  position: relative;
  z-index: 0;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: var(--voice-tag-padding-block) var(--voice-tag-padding-inline);
  border-radius: 0.65rem;
  border: 1px solid rgba(255, 255, 255, 0.35);
  background: rgba(255, 255, 255, 0.02);
  color: rgba(245, 245, 245, 0.85);
  text-transform: uppercase;
  letter-spacing: clamp(0.028em, 0.12vw + 0.02em, 0.07em);
  font-size: var(--voice-tag-font-size);
  font-family: "IBM Plex Sans JP", "Inter", sans-serif;
  font-weight: 500;
  transition: color 220ms ease, border-color 220ms ease, box-shadow 280ms ease,
    transform 220ms ease;
  overflow: hidden;
  cursor: pointer;
  white-space: nowrap;
}

.voice-tag:hover,
.voice-tag.active {
  border-color: #ff7f66;
  color: #ffb7a9;
  box-shadow: 0 0 0 1px rgba(255, 127, 102, 0.55),
    0 12px 24px rgba(255, 127, 102, 0.28);
  background: rgba(255, 127, 102, 0.08);
}

.voice-tag:focus-visible {
  outline: 2px solid #ff7f66;
  outline-offset: 2px;
}

.voice-tag--all {
  padding-block: var(--voice-tag-padding-block);
  padding-inline: calc(
    var(--voice-tag-padding-inline) + var(--voice-tag-inline-extra)
  );
}

@media (max-width: 1120px) {
  .voice-tags {
    flex-wrap: wrap;
  }
}

@media (max-width: 720px) {
  .voice-tags {
    padding-inline: clamp(0.6rem, 5vw, 2.5rem);
    gap: clamp(0.28rem, 1.4vw, 0.65rem);
  }
}

@media (max-width: 620px) {
  .voice-tags {
    row-gap: clamp(0.4rem, 2vw, 1rem);
  }

  .voice-tag {
    white-space: normal;
  }
}

/* Allow voice button label to wrap on very small screens */
@media (max-width: 480px) {
  #voice-button .label {
    white-space: normal;
  }
}