/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

:root {
  --green-dark:   #1b4332;
  --green-mid:    #2d6a4f;
  --green-light:  #40916c;
  --cream:        #f8f4ec;
  --white:        #ffffff;
  --gold:         #c9a84c;
  --font-serif:   'Cormorant Garamond', Georgia, serif;
  --font-sans:    'Montserrat', Arial, sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-sans);
  background: var(--cream);
  color: var(--green-dark);
  line-height: 1.6;
}

/* ── Hero ── */
.hero {
  background-color: var(--green-dark);
  color: var(--white);
  padding: 3rem 1.5rem;
  text-align: center;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-border {
  border: 1.5px solid rgba(255,255,255,0.45);
  padding: 3rem 3.5rem;
  width: 100%;
  max-width: 480px;
  margin: 0 auto;
}

.hero-inner { display: flex; flex-direction: column; align-items: center; gap: 0.5rem; }

.hero-invited {
  font-family: var(--font-sans);
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  font-weight: 500;
  opacity: 0.85;
}

.rackets {
  width: 110px;
  margin: 0.5rem 0;
}

.rackets svg { width: 100%; height: auto; }

.hero-est {
  display: flex;
  gap: 2.5rem;
  font-size: 0.65rem;
  letter-spacing: 0.2em;
  opacity: 0.8;
}

.hero-title {
  font-family: var(--font-serif);
  font-size: clamp(2.6rem, 8vw, 4rem);
  font-weight: 600;
  letter-spacing: 0.06em;
  line-height: 1;
  margin-top: 0.25rem;
}

.hero-subtitle {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: clamp(1.1rem, 3.5vw, 1.5rem);
  font-weight: 300;
  opacity: 0.9;
}

.hero-tagline {
  font-size: 0.65rem;
  letter-spacing: 0.3em;
  font-weight: 500;
}

.hero-celebrate {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  margin-top: 0.75rem;
  opacity: 0.8;
}

.hero-names {
  font-family: var(--font-serif);
  font-size: clamp(1.2rem, 4vw, 1.7rem);
  font-weight: 400;
  letter-spacing: 0.1em;
}

/* ── Shared ── */
.container { max-width: 860px; margin: 0 auto; padding: 0 1.5rem; }
.container--narrow { max-width: 560px; margin: 0 auto; padding: 0 1.5rem; }

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(1.6rem, 4vw, 2.2rem);
  font-weight: 400;
  letter-spacing: 0.15em;
  text-align: center;
  color: var(--green-dark);
  margin-bottom: 2rem;
}

/* ── US Open logo ── */
.usopen-logo {
  width: 55%;
  max-width: 120px;
  display: block;
  margin: 0.75rem auto 0.75rem;
  opacity: 0.9;
}

/* ── Schedule ── */
.schedule {
  padding: 5rem 1.5rem;
  background: var(--cream);
}

.events {
  display: grid;
  grid-template-columns: 1fr 1.15fr 1fr;
  gap: 1.5rem;
  align-items: stretch;
}

.event {
  text-align: center;
  padding: 2rem 1.25rem;
  border: 1px solid rgba(27,67,50,0.2);
  border-radius: 2px;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
}

.event--main {
  background: var(--green-dark);
  color: var(--white);
  border-color: var(--green-dark);
  padding: 2.5rem 1.5rem;
}

.event--tbd {
  background: transparent;
  opacity: 0.7;
}

.event-badge {
  font-size: 0.6rem;
  letter-spacing: 0.25em;
  background: var(--gold);
  color: var(--green-dark);
  padding: 0.2rem 0.75rem;
  margin-bottom: 0.5rem;
  font-weight: 600;
}

.event-day {
  font-size: 0.65rem;
  letter-spacing: 0.25em;
  font-weight: 600;
}

.event-date {
  font-family: var(--font-serif);
  font-size: clamp(1.1rem, 3vw, 1.4rem);
  font-weight: 600;
  letter-spacing: 0.05em;
}

.event-name {
  font-family: var(--font-serif);
  font-size: 1rem;
  font-style: italic;
  margin-top: 0.25rem;
}

.event-time {
  font-family: var(--font-sans);
  font-size: 0.78rem;
  letter-spacing: 0.1em;
  opacity: 0.85;
  margin-top: 0.5rem;
}

.event-venue {
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  margin-top: 0.5rem;
}

.event-address {
  font-size: 0.75rem;
  opacity: 0.8;
  font-style: italic;
}

.tbd-label {
  font-size: 0.65rem;
  letter-spacing: 0.15em;
  margin-top: 0.75rem;
  opacity: 0.6;
  font-style: italic;
}

/* ── Books ── */
.books {
  padding: 5rem 1.5rem;
  background: var(--green-dark);
  color: var(--white);
  text-align: center;
}

.books .section-title { color: var(--white); }

.books-icon { font-size: 2.5rem; margin-bottom: 1rem; }

.books-text {
  font-family: var(--font-serif);
  font-size: 1.15rem;
  font-weight: 300;
  line-height: 1.8;
  opacity: 0.9;
  max-width: 440px;
  margin: 0 auto;
}

/* ── Registry ── */
.registry {
  padding: 5rem 1.5rem;
  text-align: center;
  background: var(--cream);
}

.registry-text {
  font-family: var(--font-serif);
  font-size: 1.2rem;
  font-style: italic;
  margin-bottom: 2rem;
  opacity: 0.75;
}

.schedule-rsvp {
  text-align: center;
  margin-top: 3rem;
}

.rsvp-deadline {
  font-family: var(--font-serif);
  font-style: italic;
  font-size: 1rem;
  color: var(--green-dark);
  opacity: 0.7;
  margin-top: 0.75rem;
}

.rsvp-form { display: flex; flex-direction: column; gap: 1.25rem; }

.hidden { display: none; }

.field { display: flex; flex-direction: column; gap: 0.4rem; }

.field label {
  font-size: 0.7rem;
  letter-spacing: 0.15em;
  font-weight: 600;
  color: var(--green-dark);
  text-transform: uppercase;
}

.field input[type="text"],
.field input[type="email"],
.field input[type="number"],
.field textarea {
  border: 1px solid rgba(27,67,50,0.3);
  border-radius: 2px;
  padding: 0.65rem 0.85rem;
  font-family: var(--font-sans);
  font-size: 0.9rem;
  background: var(--white);
  color: var(--green-dark);
  transition: border-color 0.2s;
}

.field input:focus,
.field textarea:focus {
  outline: none;
  border-color: var(--green-dark);
}

.radio-group { display: flex; gap: 2rem; margin-top: 0.25rem; }

.radio-label {
  display: flex;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.9rem;
  font-weight: 400 !important;
  letter-spacing: 0 !important;
  text-transform: none !important;
  cursor: pointer;
}

/* ── Buttons ── */
.btn {
  display: inline-block;
  background: var(--green-dark);
  color: var(--white);
  font-family: var(--font-sans);
  font-size: 0.7rem;
  font-weight: 600;
  letter-spacing: 0.25em;
  padding: 0.9rem 2.5rem;
  text-decoration: none;
  border: none;
  cursor: pointer;
  transition: background 0.2s;
  border-radius: 2px;
}

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

.btn--outline {
  background: transparent;
  color: var(--green-dark);
  border: 1.5px solid var(--green-dark);
  border-radius: 50px;
  padding: 1rem 5rem;
  font-size: 1rem;
}

.btn--outline:hover {
  background: var(--green-dark);
  color: white;
}

.btn--full { width: 100%; text-align: center; padding: 1rem; }

/* ── Footer ── */
.footer {
  background: var(--green-dark);
  color: var(--white);
  text-align: center;
  padding: 2.5rem 1.5rem;
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  opacity: 0.9;
  line-height: 2;
}

.footer-sub { opacity: 0.55; font-size: 0.65rem; letter-spacing: 0.2em; }

/* ── Responsive ── */
@media (max-width: 600px) {
  .hero-border { padding: 2rem 1.75rem; }

  .events {
    grid-template-columns: 1fr;
    max-width: 320px;
    margin: 0 auto;
  }

}