:root {
  color-scheme: light;
  --ink: #17322a;
  --muted: #52675f;
  --panel: rgba(255, 255, 255, 0.92);
  --panel-border: rgba(255, 255, 255, 0.7);
  --field: #ffffff;
  --line: #c8d8cf;
  --accent: #b83b5e;
  --accent-dark: #8f2947;
  --leaf: #2c765f;
  --focus: #f6b4c4;
  font-family: Inter, ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* {
  box-sizing: border-box;
}

html,
body {
  min-height: 100%;
}

body {
  margin: 0;
  color: var(--ink);
  background: #eff5ef;
}

button,
input {
  font: inherit;
}

.page-shell {
  min-height: 100vh;
  display: grid;
  background:
    linear-gradient(90deg, rgba(12, 33, 27, 0.72), rgba(12, 33, 27, 0.26) 48%, rgba(12, 33, 27, 0.1)),
    url("assets/balcon-fleuri-hero.png") center / cover no-repeat;
}

.registration {
  width: min(1120px, calc(100% - 32px));
  min-height: 100vh;
  margin: 0 auto;
  display: grid;
  grid-template-columns: minmax(0, 1fr) minmax(320px, 430px);
  gap: 40px;
  align-items: center;
  padding: 48px 0;
}

.brand-block {
  color: #fff;
  text-shadow: 0 2px 18px rgba(0, 0, 0, 0.28);
}

.eyebrow,
.edition {
  margin: 0;
  font-size: clamp(0.9rem, 1vw, 1rem);
  font-weight: 700;
  letter-spacing: 0;
  text-transform: uppercase;
}

h1,
h2,
p {
  overflow-wrap: anywhere;
}

h1 {
  max-width: 780px;
  margin: 8px 0 10px;
  font-size: clamp(3.5rem, 8vw, 7.5rem);
  line-height: 0.9;
  letter-spacing: 0;
}

.edition {
  font-size: clamp(1.1rem, 1.8vw, 1.6rem);
  text-transform: none;
}

.signup-form {
  width: 100%;
  padding: 28px;
  border: 1px solid var(--panel-border);
  border-radius: 8px;
  background: var(--panel);
  box-shadow: 0 24px 70px rgba(14, 34, 27, 0.24);
  backdrop-filter: blur(10px);
}

.signup-form h2 {
  margin: 0 0 20px;
  font-size: 1.55rem;
  line-height: 1.15;
  letter-spacing: 0;
}

.field-grid {
  display: grid;
  gap: 14px;
}

label {
  display: grid;
  gap: 7px;
  color: var(--muted);
  font-size: 0.94rem;
  font-weight: 700;
}

input[type="text"],
input[type="tel"],
input[type="email"] {
  width: 100%;
  min-height: 48px;
  border: 1px solid var(--line);
  border-radius: 8px;
  padding: 12px 13px;
  color: var(--ink);
  background: var(--field);
  outline: none;
  transition: border-color 160ms ease, box-shadow 160ms ease;
}

input:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 4px var(--focus);
}

.consent {
  grid-template-columns: 20px 1fr;
  align-items: start;
  gap: 10px;
  margin: 18px 0;
  color: var(--ink);
  font-size: 0.9rem;
  font-weight: 600;
}

.consent input {
  width: 18px;
  height: 18px;
  margin: 1px 0 0;
  accent-color: var(--leaf);
}

button {
  width: 100%;
  min-height: 50px;
  border: 0;
  border-radius: 8px;
  color: #fff;
  background: var(--accent);
  font-weight: 800;
  cursor: pointer;
  transition: transform 160ms ease, background 160ms ease, box-shadow 160ms ease;
  box-shadow: 0 12px 24px rgba(184, 59, 94, 0.24);
}

button:hover {
  background: var(--accent-dark);
  transform: translateY(-1px);
}

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

button:disabled {
  cursor: wait;
  opacity: 0.68;
  transform: none;
}

.form-message {
  min-height: 22px;
  margin: 14px 0 0;
  color: var(--leaf);
  font-size: 0.94rem;
  font-weight: 700;
}

.form-message.is-error {
  color: #a21d35;
}

@media (max-width: 820px) {
  .page-shell {
    background-position: 60% center;
  }

  .registration {
    grid-template-columns: 1fr;
    align-content: start;
    gap: 26px;
    padding: 34px 0;
  }

  h1 {
    max-width: 520px;
    font-size: clamp(3rem, 16vw, 5.8rem);
  }

  .signup-form {
    padding: 22px;
  }
}

@media (max-width: 460px) {
  .registration {
    width: min(100% - 20px, 420px);
  }

  .signup-form {
    padding: 18px;
  }
}