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

:root {
  --green: #2d6a4f;
  --green-light: #40916c;
  --green-pale: #d8f3dc;
  --text: #1a1a2e;
  --muted: #5a5a72;
  --border: #e0e0ec;
  --white: #ffffff;
  --bg: #f7f9f7;
}

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  min-height: 100vh;
}

.page {
  display: flex;
  flex-direction: column;
  min-height: 100vh;
}

/* Header */
.header {
  padding: 24px 40px;
  border-bottom: 1px solid var(--border);
  background: var(--white);
}

.logo {
  font-size: 1.4rem;
  font-weight: 700;
  letter-spacing: -0.5px;
}

.logo-sk {
  color: var(--green);
}

.logo-text {
  color: var(--text);
}

/* Main */
.main {
  flex: 1;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 80px 24px;
}

.badge {
  display: inline-block;
  background: var(--green-pale);
  color: var(--green);
  font-size: 0.78rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 28px;
}

.headline {
  font-size: clamp(2rem, 5vw, 3.2rem);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.03em;
  color: var(--text);
  margin-bottom: 20px;
}

.subheadline {
  font-size: 1.05rem;
  color: var(--muted);
  max-width: 480px;
  line-height: 1.7;
  font-weight: 300;
}

.divider {
  width: 48px;
  height: 3px;
  background: var(--green);
  border-radius: 2px;
  margin: 40px auto;
}

.notify-label {
  font-size: 0.9rem;
  color: var(--muted);
  margin-bottom: 14px;
}

.notify-form {
  display: flex;
  gap: 10px;
  flex-wrap: wrap;
  justify-content: center;
}

.notify-input {
  padding: 12px 18px;
  font-size: 0.95rem;
  font-family: inherit;
  border: 1.5px solid var(--border);
  border-radius: 8px;
  outline: none;
  width: 260px;
  transition: border-color 0.2s;
  background: var(--white);
  color: var(--text);
}

.notify-input:focus {
  border-color: var(--green-light);
}

.notify-btn {
  padding: 12px 24px;
  font-size: 0.95rem;
  font-family: inherit;
  font-weight: 600;
  background: var(--green);
  color: var(--white);
  border: none;
  border-radius: 8px;
  cursor: pointer;
  transition: background 0.2s;
  white-space: nowrap;
}

.notify-btn:hover {
  background: var(--green-light);
}

.confirm-msg {
  display: none;
  margin-top: 16px;
  color: var(--green);
  font-weight: 600;
  font-size: 0.95rem;
}

.confirm-msg.visible {
  display: block;
}

.error-msg {
  display: none;
  margin-top: 16px;
  color: #c0392b;
  font-size: 0.95rem;
}

.error-msg.visible {
  display: block;
}

/* Footer */
.footer {
  padding: 24px 40px;
  text-align: center;
  border-top: 1px solid var(--border);
  background: var(--white);
  font-size: 0.82rem;
  color: var(--muted);
}