*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

:root {
  --orange:       #f58426;
  --orange-dark:  #d97010;
  --blue-bg:      #0d1b2a;
  --card-bg:      #dde3ea;
  --input-bg:     #111d2b;
  --border-color: #2e4258;
  --muted:        #5a7490;
  --footer-text:  #253545;
  --footer-link:  #3a5a78;

  --font-display: 'Graduate', 'Arial Black', sans-serif;
  --font-ui:      system-ui, sans-serif;

  --radius-lg: 20px;
  --radius-md: 10px;
  --radius-sm: 4px;
}

[hidden] { display: none !important; }

body {
  background: var(--blue-bg);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
  align-items: center;
  padding: 40px 20px 60px;
  font-family: var(--font-display);
}

h1 {
  color: var(--orange);
  font-size: clamp(1.4rem, 5vw, 2.2rem);
  letter-spacing: 0.06em;
  margin-bottom: 6px;
  text-align: center;
}

.tagline {
  color: var(--muted);
  font-size: 0.9rem;
  font-family: var(--font-ui);
  font-weight: 400;
  margin-bottom: 32px;
  text-align: center;
}

/* ── shirt canvas ─────────────────────────────────────────── */

.card {
  background: var(--card-bg);
  border-radius: var(--radius-lg);
  padding: 24px;
  box-shadow: 0 10px 48px rgb(0 0 0 / 55%);
  margin-bottom: 28px;
}

canvas {
  display: block;
  width: min(480px, calc(100vw - 88px));
  height: auto;
  border-radius: var(--radius-sm);
}

/* ── controls ─────────────────────────────────────────────── */

.controls {
  width: min(480px, calc(100vw - 40px));
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.input-wrapper {
  position: relative;
  width: 100%;
}

.text-input {
  width: 100%;
  padding: 14px 78px 14px 18px;
  font-family: var(--font-display);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  text-align: center;
  background: var(--input-bg);
  border: 2.5px solid var(--orange);
  border-radius: var(--radius-md);
  color: #fff;
  outline: none;
  transition: border-color 0.15s;
}

.text-input::placeholder {
  color: var(--border-color);
  text-transform: none;
  letter-spacing: 0.02em;
}

.text-input:focus {
  border-color: #ffaa50;
}

.btn-wand {
  position: absolute;
  right: 10px;
  top: 50%;
  transform: translateY(calc(-50% - 2px));
  background: none;
  border: none;
  padding: 0;
  cursor: pointer;
  color: var(--orange);
  opacity: 0.8;
  transition: opacity 0.15s, transform 0.15s;
  line-height: 0;
}

.btn-wand svg {
  width: 60px;
  height: 60px;
  display: block;
}

.btn-wand:hover  { opacity: 1; transform: translateY(calc(-50% - 2px)) scale(1.05); }
.btn-wand:active { transform: translateY(calc(-50% - 2px)) scale(0.95); }

.btn-download {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 9px;
  padding: 14px;
  background: var(--orange);
  color: #fff;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-display);
  font-size: 1rem;
  letter-spacing: 0.07em;
  cursor: pointer;
  transition: background 0.15s, transform 0.1s;
  box-shadow: 0 4px 20px rgb(245 132 38 / 35%);
}

.btn-download:hover  { background: var(--orange-dark); }
.btn-download:active { transform: scale(0.97); }

/* ── sound button ─────────────────────────────────────────── */

.btn-sound {
  position: fixed;
  bottom: 24px;
  right: 24px;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--orange);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 4px 16px rgb(0 0 0 / 40%);
  transition: background 0.15s, transform 0.1s;
  z-index: 100;
}

.btn-sound:hover  { background: var(--orange-dark); }
.btn-sound:active { transform: scale(0.93); }

.btn-sound svg {
  width: 22px;
  height: 22px;
  fill: #fff;
}

/* ── footer ───────────────────────────────────────────────── */

.footer {
  margin-top: 20px;
  color: var(--footer-text);
  font-family: var(--font-ui);
  font-size: 0.82rem;
  text-align: center;
  line-height: 1.6;
}

.footer a {
  color: var(--footer-link);
  text-decoration: none;
}

.footer a:hover {
  text-decoration: underline;
}