/* =============================================
   DAWN RITTERBAND MEMORIAL — SHARED STYLES
   =============================================
   Palette (drawn from the invitation):
     Turquoise primary  #2B9EB3
     Deep teal          #1A6B7C
     Midnight teal      #0D4A58
     Aqua wash          #E8F6F9
     Pale aqua          #F2FAFB
     Gold accent        #C9A96E
     Gold light         #F0E6D3
     Ivory              #FAF7F2
     Warm white         #FFFDF9
     Charcoal           #222B2E
     Slate              #3D5258
     Warm gray          #6D7A7E
     Border             #D8E8EC
   ============================================= */

:root {
  --teal:       #2B9EB3;
  --teal-dark:  #1A6B7C;
  --teal-deep:  #0D4A58;
  --teal-wash:  #E8F6F9;
  --teal-pale:  #F2FAFB;
  --gold:       #C9A96E;
  --gold-light: #F0E6D3;
  --ivory:      #FAF7F2;
  --warm-white: #FFFDF9;
  --charcoal:   #222B2E;
  --slate:      #3D5258;
  --warm-gray:  #6D7A7E;
  --border:     #D8E8EC;

  --font-display: 'Cormorant Garamond', Georgia, 'Times New Roman', serif;
  --font-body:    'DM Sans', 'Gill Sans', Optima, sans-serif;
}

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

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--ivory);
  color: var(--charcoal);
  font-size: 16px;
  line-height: 1.75;
}

/* Layout */
.container { width: 90%; max-width: 1080px; margin: 0 auto; }
.container.narrow { max-width: 740px; }
.center { text-align: center; }

/* Typography */
h1, h2, h3 {
  font-family: var(--font-display);
  font-weight: 400;
  line-height: 1.2;
  color: var(--charcoal);
}
h2 { font-size: clamp(2rem, 4vw, 2.9rem); margin-bottom: 1.25rem; }

.section-label {
  display: block;
  font-family: var(--font-body);
  font-size: 0.65rem;
  font-weight: 500;
  letter-spacing: 0.22em;
  text-transform: uppercase;
  color: var(--teal);
  margin-bottom: 0.65rem;
}

.section-divider {
  width: 48px;
  height: 2px;
  background: linear-gradient(90deg, var(--gold), var(--teal));
  margin: 1rem 0 2rem;
  border: none;
}
.section-divider.center { margin-left: auto; margin-right: auto; }

/* =============================================
   NAV
   ============================================= */

.site-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0 5%;
  height: 64px;
  background: rgba(10, 40, 48, 0.93);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(43, 158, 179, 0.18);
}

.nav-wordmark {
  font-family: var(--font-display);
  font-size: 1.05rem;
  font-weight: 400;
  color: rgba(255,255,255,0.88);
  text-decoration: none;
  letter-spacing: 0.04em;
  white-space: nowrap;
}
.nav-wordmark em { font-style: normal; color: rgba(255,255,255,0.88); }

.nav-links {
  display: flex;
  list-style: none;
  gap: 2.5rem;
  align-items: center;
}

.nav-links a {
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  padding-bottom: 2px;
  border-bottom: 1px solid transparent;
  transition: color 0.2s, border-color 0.2s;
}
.nav-links a:hover,
.nav-links a.active {
  color: var(--teal);
  border-bottom-color: var(--teal);
}

/* Hamburger button — hidden on desktop, shown only on mobile */
.nav-hamburger {
  display: none;
  flex-direction: column;
  justify-content: center;
  gap: 5px;
  background: none;
  border: none;
  cursor: pointer;
  padding: 4px;
  z-index: 110;
  /* Prevent any default button outline/background showing */
  outline: none;
  -webkit-appearance: none;
  appearance: none;
  border-radius: 0;
}
.nav-hamburger span {
  display: block;
  width: 24px;
  height: 2px;
  background: rgba(255,255,255,0.8);
  border-radius: 2px;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
/* X state */
.nav-hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.nav-hamburger.open span:nth-child(2) { opacity: 0; }
.nav-hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* =============================================
   BUTTONS
   ============================================= */

.btn {
  display: inline-block;
  background: var(--teal);
  color: white;
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 500;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-decoration: none;
  padding: 0.85rem 2.25rem;
  border: none;
  cursor: pointer;
  border-radius: 2px;
  margin-top: 1.5rem;
  transition: background 0.2s, transform 0.15s, box-shadow 0.2s;
}
.btn:hover {
  background: var(--teal-dark);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(43, 158, 179, 0.28);
}
.btn-outline {
  background: transparent;
  border: 1.5px solid rgba(255,255,255,0.5);
  color: white;
}
.btn-outline:hover {
  border-color: var(--teal);
  color: var(--teal);
  background: transparent;
  box-shadow: none;
}

/* =============================================
   FORMS
   ============================================= */

.form-box {
  background: var(--warm-white);
  padding: 2.5rem 2.75rem;
  border-radius: 6px;
  border: 1px solid var(--border);
  box-shadow: 0 4px 24px rgba(0,0,0,0.05);
}

.form-group { margin-bottom: 1.25rem; }

.form-row.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

label {
  display: block;
  font-size: 0.67rem;
  letter-spacing: 0.13em;
  text-transform: uppercase;
  color: var(--warm-gray);
  margin-bottom: 0.4rem;
  font-weight: 500;
}

input[type="text"],
input[type="email"],
select,
textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  background: white;
  border: 1px solid var(--border);
  border-radius: 3px;
  font-family: var(--font-body);
  font-size: 0.95rem;
  color: var(--charcoal);
  outline: none;
  appearance: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}
input:focus, select:focus, textarea:focus {
  border-color: var(--teal);
  box-shadow: 0 0 0 3px rgba(43, 158, 179, 0.13);
}
textarea { resize: vertical; min-height: 120px; }
select {
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath d='M1 1l5 5 5-5' stroke='%236D7A7E' stroke-width='1.5' fill='none' stroke-linecap='round'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
  padding-right: 2.5rem;
  cursor: pointer;
}

/* =============================================
   THANK YOU STATE
   ============================================= */

.thank-you-box {
  background: var(--teal-wash);
  border: 1.5px solid var(--teal);
  border-radius: 6px;
  padding: 3rem 2rem;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}
.thank-you-check {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 3rem;
  height: 3rem;
  background: var(--teal);
  color: white;
  font-size: 1.3rem;
  border-radius: 50%;
  margin-bottom: 1rem;
}
.thank-you-box p {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.25rem;
  color: var(--teal-dark);
  font-weight: 300;
  line-height: 1.7;
}

/* =============================================
   FOOTER
   ============================================= */

.site-footer {
  background: var(--teal-deep);
  color: white;
  text-align: center;
  padding: 4.5rem 1.5rem;
}
.footer-name {
  font-family: var(--font-display);
  font-size: 2.2rem;
  font-weight: 300;
  letter-spacing: 0.03em;
  margin-bottom: 0.35rem;
}
.footer-dates {
  font-size: 0.7rem;
  letter-spacing: 0.2em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.4);
  margin-bottom: 1.25rem;
}
.footer-quote {
  font-family: var(--font-display);
  font-style: italic;
  font-size: 1.1rem;
  color: rgba(201,169,110,0.7);
  font-weight: 300;
  max-width: 360px;
  margin: 0 auto 2rem;
  line-height: 1.75;
}
.footer-nav {
  display: flex;
  justify-content: center;
  gap: 2rem;
  list-style: none;
  padding: 0;
  border-top: 1px solid rgba(255,255,255,0.08);
  padding-top: 1.75rem;
}
.footer-nav a {
  font-size: 0.67rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: rgba(255,255,255,0.35);
  text-decoration: none;
  transition: color 0.2s;
}
.footer-nav a:hover { color: var(--teal); }

/* =============================================
   SCROLL REVEAL
   ============================================= */

.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* =============================================
   ANIMATIONS
   ============================================= */

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(18px); }
  to   { opacity: 1; transform: translateY(0); }
}
@keyframes bob {
  0%, 100% { transform: translateX(-50%) translateY(0); }
  50%       { transform: translateX(-50%) translateY(7px); }
}
@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

/* =============================================
   RESPONSIVE / HAMBURGER NAV
   ============================================= */

@media (max-width: 680px) {
  .form-row.two-col { grid-template-columns: 1fr; }
  .form-box { padding: 1.75rem; }

  /* Show hamburger, hide inline nav links */
  .nav-hamburger { display: flex !important; }

  /* Dropdown menu — slides down from under the nav bar */
  .nav-links {
    display: none;
    position: fixed;
    top: 64px; /* sits flush below the nav bar */
    left: 0;
    right: 0;
    background: rgba(8, 32, 38, 0.99);
    border-bottom: 1px solid rgba(43, 158, 179, 0.25);
    flex-direction: column;
    align-items: stretch;
    gap: 0;
    z-index: 99;
    padding: 0.5rem 0 1rem;
    box-shadow: 0 8px 32px rgba(0,0,0,0.35);
  }

  .nav-links.open { display: flex; }

  .nav-links li {
    border-bottom: 1px solid rgba(255,255,255,0.05);
  }
  .nav-links li:last-child { border-bottom: none; }

  .nav-links a {
    display: block;
    font-size: 0.8rem;
    letter-spacing: 0.15em;
    color: rgba(255,255,255,0.75);
    padding: 1rem 1.5rem;
    border-bottom: none;
  }

  .nav-links a:hover,
  .nav-links a.active {
    color: var(--teal);
    background: rgba(43,158,179,0.07);
    border-bottom: none;
  }

  /* RSVP button in dropdown */
  .nav-links .btn {
    display: block;
    font-size: 0.75rem;
    margin: 0.75rem 1.5rem 0;
    padding: 0.75rem 1.5rem;
    text-align: center;
    border-radius: 2px;
  }
}