/* ================================================================
   SATSUMA TECHNOLOGY DYNAMICS — RETREAT WEBSITE
   Aesthetic: Retro-corporate tropical. Think 1980s resort brochure
   meets enterprise software conference.
================================================================ */

:root {
  --teal:    #00c5b5;
  --pink:    #f0427a;
  --gold:    #f5c842;
  --navy:    #0d1b2a;
  --dark:    #090f17;
  --mid:     #12243a;
  --card:    #0f1e30;
  --border:  rgba(0, 197, 181, 0.2);
  --text:    #d4e8f0;
  --muted:   #7aa0b8;
  --ff-head: 'Bebas Neue', sans-serif;
  --ff-body: 'Space Grotesk', sans-serif;
  --ff-script: 'Dancing Script', cursive;
}

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

html { scroll-behavior: smooth; }

body {
  background: var(--dark);
  color: var(--text);
  font-family: var(--ff-body);
  font-size: 19px;
  line-height: 1.7;
  overflow-x: hidden;
}

::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--dark); }
::-webkit-scrollbar-thumb { background: var(--teal); border-radius: 3px; }

/* ================================================================
   NAV — mobile first
================================================================ */
.topnav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 16px;
  background: rgba(9, 15, 23, 0.95);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.nav-logo {
  font-family: var(--ff-head);
  font-size: 20px;
  letter-spacing: 3px;
  color: #fff;
  flex-shrink: 0;
}
.nav-logo span {
  display: none;
  font-size: 11px;
  letter-spacing: 4px;
  color: var(--teal);
  font-family: var(--ff-body);
  font-weight: 600;
}

.nav-links {
  list-style: none;
  display: flex;
  align-items: center;
  gap: 4px;
}
.nav-links a {
  text-decoration: none;
  color: var(--muted);
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  transition: color 0.2s;
  padding: 6px 8px;
  white-space: nowrap;
}
.nav-links a:hover,
.nav-links a.active { color: var(--teal); }

.nav-links a.nav-cta {
  color: var(--dark);
  background: var(--gold);
  padding: 10px 16px;
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1.5px;
  box-shadow: 0 0 18px rgba(245, 200, 66, 0.4);
  transition: background 0.2s, box-shadow 0.2s, transform 0.15s;
}
.nav-links a.nav-cta:hover,
.nav-links a.nav-cta.active {
  background: #ffd94a;
  box-shadow: 0 0 30px rgba(245, 200, 66, 0.65);
  transform: translateY(-1px);
  color: var(--dark);
}

@media (min-width: 480px) {
  .topnav { padding: 14px 24px; }
  .nav-logo { font-size: 22px; }
  .nav-links { gap: 8px; }
  .nav-links a { font-size: 13px; padding: 6px 10px; letter-spacing: 2px; }
  .nav-links a.nav-cta { padding: 10px 18px; font-size: 13px; }
}

@media (min-width: 768px) {
  .topnav { padding: 16px 40px; }
  .nav-logo span { display: block; }
  .nav-logo { font-size: 32px; }
  .nav-links { gap: 16px; }
  .nav-links a { font-size: 13px; padding: 8px 14px; }
  .nav-links a.nav-cta { padding: 11px 24px; }
}

@media (min-width: 1024px) {
  .topnav { padding: 18px 48px; }
  .nav-links a.nav-cta { padding: 12px 28px; font-size: 13px; }
}

/* ================================================================
   HERO — mobile first
================================================================ */
.hero {
  height: 100vh;
  min-height: 500px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

.hero-bg {
  position: absolute;
  inset: 0;
  background-image: url('images/island.jpg');
  background-size: cover;
  background-position: center 30%;
  z-index: 0;
}
.hero-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    rgba(9, 15, 23, 0.45) 0%,
    rgba(9, 15, 23, 0.15) 35%,
    rgba(9, 15, 23, 0.6) 70%,
    rgba(9, 15, 23, 0.92) 100%
  );
}

.hero-content {
  position: relative;
  z-index: 2;
  flex: 1;
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: 80px 24px 32px;
}


.hero-brand {
  font-family: var(--ff-head);
  font-size: 26px;
  letter-spacing: 5px;
  color: rgba(255,255,255,0.95);
  margin-bottom: 20px;
  text-transform: uppercase;
  line-height: 1.15;
}
.hero-brand span {
  font-size: 14px;
  letter-spacing: 5px;
  color: var(--gold);
}


.hero-title {
  font-family: var(--ff-head);
  font-size: clamp(64px, 16vw, 140px);
  line-height: 0.9;
  letter-spacing: 4px;
  color: #fff;
  text-shadow: 0 2px 40px rgba(0,0,0,0.4);
}
.hero-title em {
  font-style: normal;
  font-family: var(--ff-script);
  font-size: 0.7em;
  color: var(--pink);
  display: block;
  letter-spacing: 2px;
  text-shadow: 0 0 40px rgba(240, 66, 122, 0.5);
}

/* Bottom info bar */
.hero-bar {
  position: relative;
  z-index: 2;
  background: rgba(9, 15, 23, 0.88);
  backdrop-filter: blur(10px);
  border-top: 1px solid var(--border);
  display: flex;
  flex-direction: column;
  gap: 16px;
  padding: 20px 24px;
}

.hero-bar-info {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
  align-items: center;
}

.hero-bar-item {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.bar-label {
  font-size: 11px;
  letter-spacing: 3px;
  color: var(--teal);
  font-weight: 700;
  text-transform: uppercase;
}
.bar-value {
  font-family: var(--ff-head);
  font-size: 26px;
  letter-spacing: 2px;
  color: #fff;
}

.hero-bar-divider {
  width: 1px;
  height: 32px;
  background: var(--border);
  display: none;
}

.hero-bar-cta {
  display: block;
  text-align: center;
  padding: 16px 36px;
  background: var(--gold);
  color: var(--dark);
  font-size: 15px;
  font-weight: 800;
  letter-spacing: 3px;
  text-decoration: none;
  text-transform: uppercase;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 0 30px rgba(245, 200, 66, 0.35);
  white-space: nowrap;
}
.hero-bar-cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 50px rgba(245, 200, 66, 0.6);
}

@media (min-width: 640px) {
  .hero-content { padding: 80px 48px 32px; }
  .hero-bar {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
    padding: 20px 48px;
    gap: 24px;
  }
  .hero-bar-divider { display: block; }
}

@media (min-width: 1024px) {
  .hero-content { padding: 80px 64px 36px; }
  .hero-bar { padding: 24px 64px; }
  .bar-value { font-size: 30px; }
  .hero-bar-info { gap: 32px; }
}

/* ================================================================
   SECTIONS (shared) — mobile first
================================================================ */
.section {
  padding: 60px 0;
  position: relative;
}
.section-inner {
  max-width: 1100px;
  margin: 0 auto;
  padding: 0 20px;
}

@media (min-width: 640px) {
  .section { padding: 80px 0; }
  .section-inner { padding: 0 32px; }
}
@media (min-width: 1024px) {
  .section { padding: 100px 0; }
  .section-inner { padding: 0 48px; }
}

.section-tag {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 4px;
  color: var(--teal);
  text-transform: uppercase;
  margin-bottom: 14px;
  display: flex;
  align-items: center;
  gap: 12px;
}
.section-tag::after {
  content: '';
  flex: 1;
  height: 1px;
  background: var(--border);
}

h2 {
  font-family: var(--ff-head);
  font-size: clamp(48px, 9vw, 84px);
  line-height: 1;
  letter-spacing: 3px;
  color: #fff;
  margin-bottom: 16px;
}

.section-sub {
  color: var(--muted);
  font-size: 18px;
  max-width: 600px;
  margin-bottom: 36px;
  letter-spacing: 0.3px;
}
@media (min-width: 768px) {
  .section-sub { font-size: 20px; margin-bottom: 52px; }
}

/* ================================================================
   PREPARE — mobile first
================================================================ */
.prepare {
  background: var(--mid);
  border-top: 1px solid var(--border);
}

.prepare-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 48px;
}

@media (min-width: 900px) {
  .prepare-grid { grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
}

.prepare-detail-cards {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.detail-card {
  border: 1px solid var(--border);
  border-left: 4px solid var(--teal);
  padding: 20px 24px;
  background: rgba(0,197,181,0.04);
}

.detail-card-label {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 13px;
  letter-spacing: 0.2em;
  color: var(--teal);
  margin-bottom: 6px;
}

.detail-card-value {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 32px;
  letter-spacing: 0.05em;
  color: var(--text);
  line-height: 1.1;
}

.detail-card-value span {
  font-size: 18px;
  color: var(--muted);
  letter-spacing: 0.1em;
}

.prepare-checklist {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

.checklist-item {
  display: grid;
  grid-template-columns: 24px 1fr;
  gap: 16px;
  align-items: start;
}

.checklist-icon {
  color: var(--gold);
  font-size: 18px;
  padding-top: 3px;
}

.checklist-title {
  font-family: 'Bebas Neue', sans-serif;
  font-size: 22px;
  letter-spacing: 0.1em;
  color: var(--gold);
  margin-bottom: 6px;
}

.checklist-desc {
  font-size: 17px;
  color: var(--muted);
  line-height: 1.6;
}

/* ================================================================
   ABOUT — mobile first
================================================================ */
.about {
  background: var(--navy);
}

.about-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 40px;
  align-items: start;
}
@media (min-width: 1024px) {
  .about-grid { grid-template-columns: 1fr 400px; gap: 60px; }
}

.about-text p {
  color: var(--text);
  margin-bottom: 16px;
  font-size: 17px;
  line-height: 1.8;
}
.about-text strong { color: var(--gold); }
.about-sig { margin-top: 24px !important; color: var(--muted) !important; }
.about-sig em { color: var(--teal); }

.about-image {
  display: flex;
  align-items: center;
  justify-content: center;
}

.about-image img {
  width: 100%;
  max-width: 520px;
  height: auto;
  display: block;
  border-radius: 4px;
}

/* ================================================================
   AGENDA — mobile first
================================================================ */
.agenda { background: var(--dark); border-top: 1px solid var(--border); }

.agenda::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--teal), transparent);
}

.agenda-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.agenda-item {
  display: grid;
  grid-template-columns: 1fr;
  gap: 6px;
  background: var(--card);
  border: 1px solid var(--border);
  padding: 20px 18px;
  transition: border-color 0.2s, background 0.2s;
  position: relative;
}
.agenda-item::before {
  content: '';
  position: absolute;
  left: 0; top: 0; bottom: 0;
  width: 3px;
  background: var(--teal);
  opacity: 0;
  transition: opacity 0.2s;
}
.agenda-item:hover { border-color: rgba(0, 197, 181, 0.4); background: rgba(0, 197, 181, 0.03); }
.agenda-item:hover::before { opacity: 1; }
.agenda-item[data-status="tbd"] { border-color: rgba(240, 66, 122, 0.15); }
.agenda-item[data-status="tbd"]::before { background: var(--pink); }

.agenda-time {
  font-family: var(--ff-head);
  font-size: 30px;
  color: var(--gold);
  letter-spacing: 1px;
}
.agenda-title {
  font-family: var(--ff-head);
  font-size: 28px;
  letter-spacing: 2px;
  color: #fff;
  margin-bottom: 6px;
}
.agenda-desc {
  font-size: 18px;
  color: var(--muted);
  line-height: 1.7;
  margin-bottom: 10px;
}
.agenda-desc em { color: var(--text); font-style: italic; }

.agenda-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
}
.agenda-tags span {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 4px 10px;
  border: 1px solid var(--border);
  color: var(--teal);
}

.agenda-status {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--teal);
  white-space: nowrap;
}
.agenda-status.tbd { color: var(--pink); }

@media (min-width: 640px) {
  .agenda-item {
    grid-template-columns: 110px 1fr auto;
    gap: 24px;
    align-items: start;
    padding: 24px 28px;
  }
  .agenda-time { font-size: 34px; padding-top: 4px; }
  .agenda-title { font-size: 30px; margin-bottom: 8px; }
  .agenda-desc { font-size: 19px; margin-bottom: 12px; }
  .agenda-status { padding-top: 4px; }
}
@media (min-width: 1024px) {
  .agenda-item { grid-template-columns: 170px 1fr auto; gap: 32px; padding: 28px 32px; }
  .agenda-time { font-size: 38px; }
  .agenda-title { font-size: 34px; }
}

/* ================================================================
   PERKS — mobile first
================================================================ */
.perks {
  background: linear-gradient(180deg, var(--dark) 0%, var(--navy) 50%, var(--dark) 100%);
}

.perks-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 12px;
}
@media (min-width: 1200px) {
  .perks-grid { grid-template-columns: repeat(4, 1fr); gap: 16px; }
}

.perk-card {
  background: var(--card);
  border: 1px solid var(--border);
  padding: 22px 16px;
  transition: transform 0.2s, border-color 0.2s;
}
.perk-card:hover {
  transform: translateY(-4px);
  border-color: rgba(0, 197, 181, 0.4);
}
.perk-icon { font-size: 28px; margin-bottom: 12px; }
.perk-title {
  font-family: var(--ff-head);
  font-size: 17px;
  letter-spacing: 2px;
  color: var(--gold);
  margin-bottom: 10px;
}
.perk-desc { font-size: 14px; color: var(--muted); line-height: 1.7; }

@media (min-width: 768px) {
  .perk-card { padding: 28px 22px; }
  .perk-icon { font-size: 32px; margin-bottom: 16px; }
  .perk-title { font-size: 20px; margin-bottom: 12px; }
  .perk-desc { font-size: 15px; }
}

/* ================================================================
   FAQ — mobile first
================================================================ */
.faq { background: var(--dark); border-top: 1px solid var(--border); }

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.faq-item {
  background: var(--card);
  border: 1px solid var(--border);
}
.faq-item summary {
  padding: 18px 20px;
  cursor: pointer;
  font-weight: 600;
  font-size: 16px;
  letter-spacing: 0.5px;
  color: #fff;
  list-style: none;
  display: flex;
  justify-content: space-between;
  align-items: center;
  user-select: none;
  gap: 16px;
}
.faq-item summary::after {
  content: '+';
  font-family: var(--ff-head);
  font-size: 24px;
  color: var(--teal);
  line-height: 1;
  flex-shrink: 0;
  transition: transform 0.2s;
}
.faq-item[open] summary::after { transform: rotate(45deg); }
.faq-item[open] { border-color: rgba(0, 197, 181, 0.3); }
.faq-item p {
  padding: 0 20px 18px;
  font-size: 15px;
  color: var(--muted);
  line-height: 1.8;
}

@media (min-width: 768px) {
  .faq-item summary { padding: 24px 32px; font-size: 18px; }
  .faq-item p { padding: 0 32px 24px; font-size: 17px; }
}

/* ================================================================
   RSVP FORM — mobile first
================================================================ */
.rsvp {
  background: var(--teal);
  border-top: none;
}

.rsvp .section-tag { color: var(--dark); }
.rsvp .section-tag::after { background: rgba(9, 15, 23, 0.3); }
.rsvp h2 { color: var(--dark); font-size: clamp(64px, 14vw, 120px); }
.rsvp .section-sub { color: var(--dark); }

.rsvp-inner { max-width: 860px !important; }

.rsvp-form { max-width: 100%; margin-top: 16px; }

.rsvp fieldset {
  background: rgba(255, 255, 255, 0.2);
  border-color: rgba(9, 15, 23, 0.35);
}
.rsvp legend {
  color: var(--teal);
  background: var(--dark);
  padding: 4px 14px;
  font-weight: 700;
  letter-spacing: 3px;
}
.rsvp label { color: var(--dark); }
.rsvp .field-hint { color: var(--dark); opacity: 0.75; }
.rsvp .req { color: var(--dark); }

.rsvp input[type="text"],
.rsvp input[type="email"],
.rsvp textarea {
  background: rgba(255, 255, 255, 0.6);
  border-color: rgba(9, 15, 23, 0.35);
  color: var(--dark);
}
.rsvp input[type="text"]:focus,
.rsvp input[type="email"]:focus,
.rsvp textarea:focus {
  border-color: var(--dark);
  background: rgba(255, 255, 255, 0.85);
}
.rsvp input::placeholder,
.rsvp textarea::placeholder { color: rgba(9, 15, 23, 0.45); }

.rsvp .radio-label {
  color: var(--dark);
  background: rgba(255, 255, 255, 0.2);
  border-color: transparent;
}
.rsvp .radio-label:hover { background: rgba(255, 255, 255, 0.35); border-color: rgba(9, 15, 23, 0.3); }
.rsvp .radio-label input[type="radio"] { border-color: rgba(9, 15, 23, 0.5); }
.rsvp .radio-label input[type="radio"]:checked {
  border-color: var(--dark);
  background: radial-gradient(circle, var(--dark) 50%, transparent 50%);
}

.rsvp .submit-btn {
  background: var(--dark);
  color: var(--teal);
  box-shadow: 0 0 30px rgba(9, 15, 23, 0.4);
}
.rsvp .submit-btn:hover {
  box-shadow: 0 0 50px rgba(9, 15, 23, 0.6);
}
.rsvp .submit-note { color: var(--dark); opacity: 0.7; }

fieldset {
  border: 1px solid var(--border);
  padding: 22px 18px;
  margin-bottom: 16px;
  background: var(--card);
  position: relative;
}

legend {
  font-family: var(--ff-head);
  font-size: 14px;
  letter-spacing: 3px;
  color: var(--teal);
  padding: 0 12px;
  background: var(--card);
}

.form-row {
  display: grid;
  grid-template-columns: 1fr;
  gap: 0;
  margin-bottom: 0;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 6px;
  margin-bottom: 18px;
}
.form-row:last-child .form-group:last-child { margin-bottom: 0; }

label {
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 2px;
  color: var(--muted);
  text-transform: uppercase;
}

.req { color: var(--pink); }
.optional { color: var(--muted); font-weight: 400; text-transform: none; letter-spacing: 0; }

.field-hint {
  font-size: 16px;
  color: var(--muted);
  font-style: italic;
  line-height: 1.6;
  margin-bottom: 10px;
  letter-spacing: 0;
  text-transform: none;
  font-weight: 400;
}

input[type="text"],
input[type="email"],
textarea {
  background: rgba(255,255,255,0.04);
  border: 1px solid var(--border);
  border-radius: 0;
  color: var(--text);
  font-family: var(--ff-body);
  font-size: 18px;
  padding: 14px 16px;
  outline: none;
  transition: border-color 0.2s;
  width: 100%;
}
input[type="text"]:focus,
input[type="email"]:focus,
textarea:focus {
  border-color: var(--teal);
  background: rgba(0, 197, 181, 0.03);
}
input::placeholder, textarea::placeholder { color: rgba(122, 160, 184, 0.4); }
textarea { resize: vertical; min-height: 80px; }

.radio-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.radio-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-size: 18px;
  color: var(--text);
  letter-spacing: 0;
  text-transform: none;
  font-weight: 400;
  padding: 12px 14px;
  background: rgba(255,255,255,0.02);
  border: 1px solid transparent;
  transition: border-color 0.2s, background 0.2s;
}
.radio-label:hover { border-color: var(--border); background: rgba(0,197,181,0.03); }
.radio-label input[type="radio"] {
  appearance: none;
  width: 16px;
  height: 16px;
  min-width: 16px;
  border: 2px solid var(--border);
  border-radius: 50%;
  margin-top: 2px;
  cursor: pointer;
  transition: border-color 0.2s;
  padding: 0;
}
.radio-label input[type="radio"]:checked {
  border-color: var(--teal);
  background: radial-gradient(circle, var(--teal) 50%, transparent 50%);
}

.checkbox-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.checkbox-label {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  cursor: pointer;
  font-size: 15px;
  color: var(--text);
  letter-spacing: 0;
  text-transform: none;
  font-weight: 400;
  padding: 12px 14px;
  background: rgba(255,255,255,0.02);
  border: 1px solid transparent;
  transition: border-color 0.2s;
}
.checkbox-label:hover { border-color: var(--border); }
.checkbox-label input[type="checkbox"] {
  appearance: none;
  width: 16px;
  height: 16px;
  min-width: 16px;
  border: 2px solid var(--border);
  margin-top: 2px;
  cursor: pointer;
  transition: border-color 0.2s, background 0.2s;
  padding: 0;
}
.checkbox-label input[type="checkbox"]:checked {
  background: var(--teal);
  border-color: var(--teal);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 10 8'%3E%3Cpath fill='%23090f17' d='M1 4l3 3 5-6'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: center;
  background-size: 10px;
}

#pres_title_group,
#talent_desc_group {
  overflow: hidden;
  max-height: 0;
  opacity: 0;
  transition: max-height 0.4s ease, opacity 0.3s ease;
  margin-top: 16px;
}
#pres_title_group.visible,
#talent_desc_group.visible {
  max-height: 400px;
  opacity: 1;
}

.form-submit {
  margin-top: 28px;
  text-align: center;
}

.submit-btn {
  display: block;
  width: 100%;
  background: var(--gold);
  color: var(--dark);
  border: none;
  padding: 20px 32px;
  font-family: var(--ff-body);
  font-size: 16px;
  font-weight: 800;
  letter-spacing: 3px;
  text-transform: uppercase;
  cursor: pointer;
  transition: transform 0.2s, box-shadow 0.2s;
  box-shadow: 0 0 30px rgba(245, 200, 66, 0.35);
}
.submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 0 50px rgba(245, 200, 66, 0.55);
}

.submit-note {
  font-size: 16px;
  color: var(--muted);
  margin-top: 18px;
  line-height: 1.7;
}

@media (min-width: 640px) {
  fieldset { padding: 32px; margin-bottom: 20px; }
  .form-row { grid-template-columns: 1fr 1fr; gap: 20px; margin-bottom: 20px; }
  .submit-btn { display: inline-block; width: auto; padding: 20px 56px; }
  .submit-note { max-width: 560px; margin-left: auto; margin-right: auto; }
}
@media (min-width: 768px) {
  fieldset { padding: 36px; }
}

.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(9, 15, 23, 0.88);
  backdrop-filter: blur(6px);
  z-index: 1000;
  align-items: center;
  justify-content: center;
  padding: 24px;
}
.modal-overlay.visible { display: flex; }

.modal-box {
  background: var(--navy);
  border: 1px solid rgba(0, 197, 181, 0.4);
  border-top: 4px solid var(--teal);
  padding: 48px 36px;
  max-width: 480px;
  width: 100%;
  text-align: center;
}
.modal-icon { font-size: 48px; color: var(--teal); margin-bottom: 20px; }
.modal-box h3 {
  font-family: var(--ff-head);
  font-size: 42px;
  letter-spacing: 4px;
  color: #fff;
  margin-bottom: 20px;
}
.modal-box p {
  font-size: 16px;
  color: var(--muted);
  line-height: 1.8;
  margin-bottom: 12px;
}
.modal-box em { color: var(--teal); }
.modal-close {
  margin-top: 24px;
  background: var(--teal);
  color: var(--dark);
  border: none;
  font-family: var(--ff-head);
  font-size: 18px;
  letter-spacing: 2px;
  padding: 12px 32px;
  cursor: pointer;
}

/* ================================================================
   FOOTER
================================================================ */
.footer {
  background: var(--dark);
  border-top: 1px solid var(--border);
  padding: 48px 0;
  text-align: center;
}
.footer-inner {
  max-width: 800px;
  margin: 0 auto;
  padding: 0 24px;
}
.footer-logo {
  font-family: var(--ff-head);
  font-size: 24px;
  letter-spacing: 4px;
  color: #fff;
  margin-bottom: 8px;
}
.footer-logo span {
  display: block;
  font-size: 10px;
  letter-spacing: 5px;
  color: var(--teal);
  font-family: var(--ff-body);
  font-weight: 600;
}
.footer-tagline {
  font-size: 10px;
  letter-spacing: 5px;
  color: var(--muted);
  margin: 16px 0;
  font-weight: 600;
}
.footer-contact {
  font-size: 10px;
  letter-spacing: 3px;
  color: var(--muted);
  margin-bottom: 24px;
}
.footer-legal {
  font-size: 10px;
  color: rgba(122, 160, 184, 0.4);
  line-height: 1.8;
  max-width: 640px;
  margin: 0 auto;
}

@media (min-width: 640px) {
  .footer { padding: 60px 0; }
  .footer-inner { padding: 0 48px; }
  .footer-logo { font-size: 28px; }
  .footer-contact { margin-bottom: 32px; }
}