/* ============ Design tokens ============ */
:root {
  --color-primary: #28A758;
  --color-primary-dark: #1F8A46;
  --color-primary-light: #DDF6E6;
  --color-secondary: #1A318C;
  --color-secondary-light: #E6F2FF;
  --color-accent: #F4C345;
  --color-accent-ink: #1A318C;
  --color-background: #F5F8FF;
  --color-surface: #FFFFFF;
  --color-foreground: #0B1D33;
  --color-muted: #E6F2FF;
  --color-muted-foreground: #55637A;
  --color-border: #E1E7F2;
  --color-destructive: #DC2626;
  --color-ring: #28A758;

  --radius-lg: 24px;
  --radius-md: 16px;
  --radius-sm: 12px;
  --radius-pill: 999px;

  --shadow-card: 0 8px 24px rgba(20, 30, 24, 0.08);
  --shadow-float: 0 16px 40px rgba(20, 30, 24, 0.16);

  --ease-standard: cubic-bezier(0.32, 0.72, 0, 1);
  --ease-spring: cubic-bezier(0.34, 1.56, 0.64, 1);
  --dur-fast: 150ms;
  --dur-base: 220ms;
  --dur-slow: 320ms;

  --font-sans: "Mona Sans Variable", "Mona Sans", -apple-system, BlinkMacSystemFont, "SF Pro Text", "SF Pro Display", "Segoe UI", Roboto, sans-serif;
  --safe-top: env(safe-area-inset-top, 0px);
  --safe-bottom: env(safe-area-inset-bottom, 0px);
}

@media (prefers-color-scheme: dark) {
  :root {
    --color-primary: #3FCB7A;
    --color-primary-dark: #28A758;
    --color-primary-light: #0E3A22;
    --color-secondary: #60BBED;
    --color-secondary-light: #14243F;
    --color-accent: #F4C345;
    --color-accent-ink: #041B3D;
    --color-background: #041B3D;
    --color-surface: #0B2A57;
    --color-foreground: #F3F7FF;
    --color-muted: #102E56;
    --color-muted-foreground: #9DB1D1;
    --color-border: #1C3C68;
    --shadow-card: 0 8px 24px rgba(0, 4, 16, 0.4);
    --shadow-float: 0 16px 40px rgba(0, 4, 16, 0.55);
  }
}
:root[data-theme="dark"] {
  --color-primary: #3FCB7A;
  --color-primary-dark: #28A758;
  --color-primary-light: #0E3A22;
  --color-secondary: #60BBED;
  --color-secondary-light: #14243F;
  --color-accent: #F4C345;
  --color-accent-ink: #041B3D;
  --color-background: #041B3D;
  --color-surface: #0B2A57;
  --color-foreground: #F3F7FF;
  --color-muted: #102E56;
  --color-muted-foreground: #9DB1D1;
  --color-border: #1C3C68;
  --shadow-card: 0 8px 24px rgba(0, 4, 16, 0.4);
  --shadow-float: 0 16px 40px rgba(0, 4, 16, 0.55);
}
:root[data-theme="light"] {
  --color-primary: #28A758;
  --color-primary-dark: #1F8A46;
  --color-primary-light: #DDF6E6;
  --color-secondary: #1A318C;
  --color-secondary-light: #E6F2FF;
  --color-accent: #F4C345;
  --color-accent-ink: #1A318C;
  --color-background: #F5F8FF;
  --color-surface: #FFFFFF;
  --color-foreground: #0B1D33;
  --color-muted: #E6F2FF;
  --color-muted-foreground: #55637A;
  --color-border: #E1E7F2;
  --shadow-card: 0 8px 24px rgba(20, 30, 24, 0.08);
  --shadow-float: 0 16px 40px rgba(20, 30, 24, 0.16);
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* ============ Animated background ============ */
.bg-animated {
  position: fixed;
  inset: 0;
  z-index: -1;
  overflow: hidden;
  background: var(--color-background);
}
.bg-blob {
  position: absolute;
  border-radius: 50%;
  filter: blur(70px);
  opacity: 0.4;
  will-change: transform;
}
.bg-blob--green {
  width: 46vh; height: 46vh;
  top: -14vh; left: -12vh;
  background: var(--color-primary);
  animation: blobFloatA 17s ease-in-out infinite alternate;
}
.bg-blob--gold {
  width: 38vh; height: 38vh;
  bottom: -12vh; right: -10vh;
  background: var(--color-accent);
  animation: blobFloatB 21s ease-in-out infinite alternate;
}
.bg-blob--blue {
  width: 56vh; height: 56vh;
  top: 30vh; right: -18vh;
  background: var(--color-secondary);
  opacity: 0.5;
  animation: blobFloatC 19s ease-in-out infinite alternate;
}
.bg-blob--green2 {
  width: 30vh; height: 30vh;
  bottom: 8vh; left: -8vh;
  background: var(--color-primary);
  opacity: 0.28;
  animation: blobFloatA 23s ease-in-out infinite alternate-reverse;
}
.bg-blob--white {
  width: 32vh; height: 32vh;
  top: 10vh; right: 18vh;
  background: #FFFFFF;
  opacity: 0.16;
  animation: blobFloatB 15s ease-in-out infinite alternate-reverse;
}

@keyframes blobFloatA {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(6vh, 8vh) scale(1.18); }
}
@keyframes blobFloatB {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(-6vh, -7vh) scale(1.12); }
}
@keyframes blobFloatC {
  from { transform: translate(0, 0) scale(1); }
  to   { transform: translate(-7vh, 6vh) scale(0.9); }
}

@media (prefers-color-scheme: dark) {
  .bg-blob { opacity: 0.5; filter: blur(80px); }
  .bg-blob--green2 { opacity: 0.36; }
  .bg-blob--white { opacity: 0.1; }
}
:root[data-theme="dark"] .bg-blob { opacity: 0.5; filter: blur(80px); }
:root[data-theme="dark"] .bg-blob--green2 { opacity: 0.36; }
:root[data-theme="dark"] .bg-blob--white { opacity: 0.1; }

@media (prefers-reduced-motion: reduce) {
  .bg-blob { animation: none !important; }
}

/* ============ Reset / base ============ */
* { box-sizing: border-box; }
html, body {
  height: 100%;
  margin: 0;
  background: var(--color-background);
  overflow: hidden;
}
body {
  background: transparent;
  color: var(--color-foreground);
  font-family: var(--font-sans);
  font-size: 16px;
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
  overscroll-behavior-y: none;
}
button, input {
  font-family: inherit;
  color: inherit;
}
button {
  cursor: pointer;
  touch-action: manipulation;
}
:focus-visible {
  outline: 2px solid var(--color-ring);
  outline-offset: 2px;
}
img { max-width: 100%; display: block; }

.app {
  height: 100dvh;
  display: flex;
  flex-direction: column;
  max-width: 560px;
  margin: 0 auto;
  position: relative;
  overflow: hidden;
}

/* ============ Top bar ============ */
.topbar {
  display: flex;
  align-items: center;
  gap: 8px;
  padding: calc(var(--safe-top) + 6px) 16px 6px;
  position: sticky;
  top: 0;
  z-index: 20;
  background: color-mix(in srgb, var(--color-background) 88%, transparent);
  backdrop-filter: blur(14px) saturate(160%);
  -webkit-backdrop-filter: blur(14px) saturate(160%);
}
.icon-btn {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-pill);
  border: none;
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  color: var(--color-foreground);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: transform var(--dur-fast) var(--ease-spring), opacity var(--dur-fast);
}
.icon-btn:active { transform: scale(0.92); }
.topbar-steps {
  display: flex;
  gap: 6px;
  margin: 0 auto;
}
.step-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: var(--color-border);
  transition: background var(--dur-base) var(--ease-standard), width var(--dur-base) var(--ease-standard);
}
.step-dot.is-active {
  background: var(--color-primary);
  width: 20px;
  border-radius: var(--radius-pill);
}
.step-dot.is-done { background: var(--color-primary); }
.topbar-spacer { width: 44px; }
.topbar-steps[hidden], .icon-btn[hidden] { display: none; }

/* ============ Screens ============ */
.screens {
  flex: 1;
  min-height: 0;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}
.screen {
  display: none;
  flex-direction: column;
  padding: 2px 20px 8px;
  animation: screenIn var(--dur-slow) var(--ease-standard);
}
.screen.active { display: flex; flex: 1; min-height: 0; }
@keyframes screenIn {
  from { opacity: 0; transform: translateY(12px); }
  to { opacity: 1; transform: translateY(0); }
}

.screen-head { margin: 12px 0 20px; }
.screen-head--tight { margin-bottom: 12px; }
.screen-title {
  font-size: 26px;
  font-weight: 800;
  letter-spacing: -0.01em;
  margin: 0 0 6px;
}
.screen-sub {
  margin: 0;
  color: var(--color-muted-foreground);
  font-size: 15px;
}
.text-accent {
  background: linear-gradient(90deg, var(--color-primary), var(--color-secondary), var(--color-accent), var(--color-primary));
  background-size: 300% 100%;
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
  animation: textGradient 7s linear infinite;
}
@keyframes textGradient {
  0% { background-position: 0% 50%; }
  100% { background-position: 300% 50%; }
}

/* ============ Landing ============ */
.landing-head { text-align: center; margin: 0 0 10px; }
.badge-row {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  margin-bottom: 10px;
}
.badge-number {
  min-width: 56px;
  height: 56px;
  margin: 0;
  padding: 0 12px;
  border-radius: 18px;
  background: linear-gradient(135deg, var(--color-accent), #FFF3B0);
  color: var(--color-accent-ink);
  font-weight: 800;
  font-size: 20px;
  letter-spacing: -0.02em;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-card);
  position: relative;
  animation: badgePulse 3.2s ease-in-out infinite;
}
.candidate-tag {
  display: flex;
  align-items: center;
  gap: 8px;
  background: var(--color-surface);
  padding: 5px 14px 5px 5px;
  border-radius: var(--radius-pill);
  box-shadow: var(--shadow-card);
}
.candidate-tag-avatar {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  object-fit: cover;
  border: 2px solid var(--color-accent);
}
.candidate-tag-handle {
  font-size: 13px;
  font-weight: 700;
  color: var(--color-secondary);
}
@keyframes badgePulse {
  0%, 100% { box-shadow: var(--shadow-card), 0 0 0 0 rgba(244, 195, 69, 0.45); }
  50% { box-shadow: var(--shadow-card), 0 0 0 10px rgba(244, 195, 69, 0); }
}
.landing-title {
  line-height: 1.15;
  letter-spacing: -0.01em;
  margin: 0 0 12px;
}
.landing-title-eyebrow {
  display: block;
  font-size: 16px;
  font-weight: 600;
  color: var(--color-muted-foreground);
  margin-bottom: 2px;
}
.landing-title-name {
  display: block;
  font-size: 34px;
  font-weight: 800;
}
.landing-sub {
  color: var(--color-muted-foreground);
  font-size: 15px;
  margin: 0 auto;
  max-width: 42ch;
}

.landing-preview-solo {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  flex: 1;
  min-height: 0;
  justify-content: center;
  width: 100%;
}
.preview-stack {
  position: relative;
  width: 100%;
  max-width: 195px;
  aspect-ratio: 3 / 4;
}
.preview-card {
  position: absolute;
  inset: 0;
  border-radius: 20px;
  background-size: cover;
  background-position: center;
}
.preview-card--back {
  background-image: linear-gradient(160deg, rgba(0,39,118,.55), rgba(0,10,30,.75)), url('assets/example1.jpg');
  animation: cardFloatBack 7s ease-in-out infinite;
  opacity: 0.55;
}
.preview-card--mid {
  background-image: linear-gradient(160deg, rgba(0,39,118,.5), rgba(0,10,30,.7)), url('assets/example2.jpg');
  animation: cardFloatMid 8s ease-in-out infinite;
  opacity: 0.75;
}
.preview-card--front {
  background-image:
    linear-gradient(to bottom, rgba(2,10,25,.55), transparent 30%, transparent 55%, rgba(2,10,25,.85)),
    url('assets/example3.jpg');
  box-shadow: var(--shadow-float);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  overflow: hidden;
  animation: cardFloatFront 6s ease-in-out infinite;
}
@keyframes cardFloatBack {
  0%, 100% { transform: rotate(-11deg) translate(-16%, 4%); }
  50% { transform: rotate(-9deg) translate(-16%, 0%); }
}
@keyframes cardFloatMid {
  0%, 100% { transform: rotate(9deg) translate(15%, 3%); }
  50% { transform: rotate(11deg) translate(15%, -1%); }
}
@keyframes cardFloatFront {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-6px); }
}
.preview-frame-top { padding: 10px; }
.preview-pill {
  display: inline-block;
  background: rgba(0,0,0,0.35);
  color: #fff;
  font-size: 10px;
  font-weight: 600;
  padding: 4px 9px;
  border-radius: var(--radius-pill);
}
.preview-frame-bottom { padding: 10px; }
.preview-stripe {
  height: 4px;
  border-radius: 2px;
  margin-bottom: 8px;
  background: linear-gradient(90deg, var(--color-primary) 0 33%, var(--color-accent) 33% 66%, var(--color-secondary) 66% 100%);
}
.preview-info-row {
  display: flex;
  align-items: center;
  gap: 6px;
  margin-bottom: 4px;
}
.preview-chip {
  background: var(--color-accent);
  color: var(--color-accent-ink);
  font-weight: 800;
  font-size: 11px;
  padding: 2px 6px;
  border-radius: 6px;
}
.preview-name {
  color: #fff;
  font-weight: 700;
  font-size: 11px;
}
.preview-phrase {
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  margin: 0;
  opacity: 0.95;
}
.landing-col-caption {
  margin: 0;
  font-size: 12px;
  font-weight: 600;
  color: var(--color-muted-foreground);
  text-align: center;
}
.landing-site-tag {
  margin: 14px 0 0;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 0.06em;
  color: var(--color-secondary);
  text-align: center;
}

@media (max-width: 359px) {
  .landing-title { font-size: 22px; }
  .landing-sub { font-size: 13.5px; }
  .preview-pill, .preview-name, .preview-phrase { font-size: 10px; }
}

/* ============ Upload ============ */
.upload-zone {
  position: relative;
  aspect-ratio: 1 / 1;
  height: min(34vh, 320px);
  width: auto;
  max-width: 100%;
  margin: 0 auto;
  flex-shrink: 1;
  border-radius: var(--radius-lg);
  border: 2px dashed var(--color-border);
  background: var(--color-muted);
  display: flex;
  align-items: center;
  justify-content: center;
  overflow: hidden;
  transition: border-color var(--dur-base) var(--ease-standard);
}
.upload-zone.has-image { border-style: solid; border-color: var(--color-primary); }
.upload-empty {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 10px;
  color: var(--color-muted-foreground);
  padding: 24px;
  text-align: center;
}
.upload-icon {
  width: 64px; height: 64px;
  border-radius: 50%;
  background: var(--color-surface);
  box-shadow: var(--shadow-card);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
}
.upload-hint { margin: 0; font-size: 14px; font-weight: 500; }
.upload-empty[hidden] { display: none; }
.upload-preview-img {
  width: 100%; height: 100%;
  object-fit: cover;
}
.upload-preview-img[hidden] { display: none; }

.upload-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 16px;
}

/* ============ Name step ============ */
.name-card {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
  margin-top: 8px;
}
.name-photo-preview {
  width: 128px; height: 128px;
  border-radius: 32px;
  overflow: hidden;
  box-shadow: var(--shadow-card);
  border: 3px solid var(--color-surface);
  outline: 3px solid var(--color-primary-light);
}
.name-photo-preview img { width: 100%; height: 100%; object-fit: cover; }

.field { width: 100%; }
.field-label {
  display: block;
  font-size: 13px;
  font-weight: 600;
  color: var(--color-muted-foreground);
  margin-bottom: 6px;
}
.field-input {
  width: 100%;
  min-height: 52px;
  padding: 0 16px;
  border-radius: var(--radius-md);
  border: 1.5px solid var(--color-border);
  background: var(--color-surface);
  font-size: 17px;
  font-weight: 500;
  transition: border-color var(--dur-fast) var(--ease-standard), box-shadow var(--dur-fast);
}
.field-input:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px var(--color-primary-light);
  outline: none;
}

/* ============ Processing ============ */
.processing-wrap {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 20px;
}
.spinner {
  width: 44px; height: 44px;
  border-radius: 50%;
  border: 4px solid var(--color-primary-light);
  border-top-color: var(--color-primary);
  animation: spin 900ms linear infinite;
}
@keyframes spin { to { transform: rotate(360deg); } }
.processing-text {
  font-weight: 600;
  color: var(--color-muted-foreground);
}

/* ============ Results / carousel ============ */
.carousel-wrap { position: relative; flex: 1; min-height: 0; display: flex; }
.carousel-arrow {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: none;
  background: rgba(10, 16, 13, 0.5);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  backdrop-filter: blur(6px);
  transition: transform var(--dur-fast) var(--ease-spring), opacity var(--dur-fast);
  z-index: 2;
}
.carousel-arrow:active { transform: translateY(-50%) scale(0.9); }
.carousel-arrow:disabled { opacity: 0.35; }
.carousel-arrow--prev { left: 12px; }
.carousel-arrow--next { right: 12px; }
.carousel {
  display: flex;
  flex: 1;
  min-height: 0;
  gap: 16px;
  overflow-x: auto;
  scroll-behavior: smooth;
  scroll-snap-type: x mandatory;
  padding: 4px 4px 8px;
  margin: 0 -4px;
  -webkit-overflow-scrolling: touch;
  scrollbar-width: none;
}
.carousel::-webkit-scrollbar { display: none; }
.carousel-slide {
  flex: 0 0 100%;
  scroll-snap-align: center;
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-card);
  background: var(--color-muted);
}
.carousel-slide img, .carousel-slide canvas {
  width: 100%; height: 100%;
  object-fit: contain;
  display: block;
}
.carousel-dots {
  display: flex;
  justify-content: center;
  gap: 7px;
  margin: 12px 0 8px;
}
.carousel-dots .dot {
  width: 7px; height: 7px;
  border-radius: 50%;
  background: var(--color-border);
  transition: all var(--dur-base) var(--ease-standard);
}
.carousel-dots .dot.is-active {
  background: var(--color-primary);
  width: 18px;
  border-radius: var(--radius-pill);
}

.results-actions {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
  margin-top: 8px;
}
.link-btn {
  border: none;
  background: none;
  color: var(--color-muted-foreground);
  font-weight: 600;
  font-size: 14px;
  margin: 18px auto 0;
  padding: 10px;
  text-decoration: underline;
  text-underline-offset: 3px;
}

/* ============ Buttons ============ */
.btn {
  min-height: 52px;
  border-radius: var(--radius-md);
  border: none;
  font-weight: 700;
  font-size: 16px;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0 20px;
  transition: transform var(--dur-fast) var(--ease-spring), opacity var(--dur-fast), background var(--dur-fast);
}
.btn:active { transform: scale(0.97); }
.btn-primary {
  background: var(--color-primary);
  color: #fff;
}
.btn-primary:disabled {
  opacity: 0.45;
  transform: none;
}
.btn-secondary {
  background: var(--color-surface);
  color: var(--color-foreground);
  box-shadow: var(--shadow-card);
}
.btn-ghost {
  background: none;
  color: var(--color-muted-foreground);
}
.btn-block { width: 100%; }

/* ============ CTA bar ============ */
.ctabar {
  position: sticky;
  bottom: 0;
  padding: 12px 24px calc(var(--safe-bottom) + 16px);
  background: linear-gradient(to top, var(--color-background) 60%, transparent);
}
.ctabar[hidden] { display: none; }

/* ============ Live camera overlay ============ */
.camera-overlay {
  position: fixed;
  inset: 0;
  z-index: 60;
  background: #000;
  display: flex;
  align-items: center;
  justify-content: center;
  animation: fadeIn var(--dur-base) var(--ease-standard);
}
.camera-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transform: scaleX(-1);
}
.camera-close, .camera-flip {
  position: absolute;
  top: calc(var(--safe-top) + 16px);
  background: rgba(0,0,0,0.45);
  color: #fff;
  box-shadow: none;
}
.camera-close { left: 16px; }
.camera-flip { right: 16px; }
.camera-shutter {
  position: absolute;
  bottom: calc(var(--safe-bottom) + 32px);
  left: 50%;
  transform: translateX(-50%);
  width: 74px;
  height: 74px;
  border-radius: 50%;
  background: #fff;
  border: 4px solid rgba(255,255,255,0.5);
  box-shadow: 0 4px 16px rgba(0,0,0,0.4);
  transition: transform var(--dur-fast) var(--ease-spring);
}
.camera-shutter:active { transform: translateX(-50%) scale(0.9); }
.camera-hint {
  position: absolute;
  top: calc(var(--safe-top) + 24px);
  left: 50%;
  transform: translateX(-50%);
  color: #fff;
  font-size: 13px;
  font-weight: 600;
  background: rgba(0,0,0,0.4);
  padding: 6px 14px;
  border-radius: var(--radius-pill);
}
.camera-overlay[hidden] { display: none; }

/* ============ Share bottom sheet ============ */
.sheet-scrim {
  position: fixed;
  inset: 0;
  background: rgba(6, 10, 8, 0.5);
  z-index: 40;
  animation: fadeIn var(--dur-base) var(--ease-standard);
}
@keyframes fadeIn { from { opacity: 0; } to { opacity: 1; } }
.sheet {
  position: fixed;
  left: 50%;
  bottom: 0;
  transform: translateX(-50%);
  width: 100%;
  max-width: 560px;
  background: var(--color-surface);
  border-radius: 28px 28px 0 0;
  box-shadow: var(--shadow-float);
  padding: 10px 20px calc(var(--safe-bottom) + 20px);
  z-index: 50;
  animation: sheetUp var(--dur-slow) var(--ease-standard);
}
@keyframes sheetUp {
  from { transform: translateX(-50%) translateY(100%); }
  to { transform: translateX(-50%) translateY(0); }
}
.sheet-handle {
  width: 40px; height: 4px;
  background: var(--color-border);
  border-radius: 2px;
  margin: 6px auto 14px;
}
.sheet-title {
  font-size: 18px;
  font-weight: 800;
  margin: 0 0 4px;
  text-align: center;
}
.sheet-sub {
  margin: 0 0 16px;
  text-align: center;
  color: var(--color-muted-foreground);
  font-size: 14px;
}
.sheet-options {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 8px;
  margin-bottom: 16px;
}
.sheet-option {
  border: none;
  background: none;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  padding: 10px 4px;
  border-radius: var(--radius-md);
  font-size: 12px;
  font-weight: 600;
  color: var(--color-foreground);
  transition: background var(--dur-fast), transform var(--dur-fast) var(--ease-spring);
}
.sheet-option:active { transform: scale(0.94); background: var(--color-muted); }
.sheet-option-icon {
  width: 48px; height: 48px;
  border-radius: 16px;
  background: var(--color-muted);
  display: flex; align-items: center; justify-content: center;
  color: var(--color-primary);
}

/* ============ Responsive ============ */
@media (min-width: 480px) {
  .landing-title { font-size: 34px; }
}