/* ============================================================
   OSN MEMBER PORTAL — STOPGAP WEBSITE
   Ophthalmology Society of Nigeria
   ============================================================ */

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

:root {
  --navy: #0b1f3a;
  --navy-mid: #152d52;
  --navy-light: #1e3f6f;
  --gold: #c9a84c;
  --gold-light: #e8c96a;
  --gold-pale: #fbf5e6;
  --emerald: #0e7c6a;
  --emerald-l: #12a589;
  --cream: #f8f4ed;
  --white: #ffffff;
  --g50: #f9fafb;
  --g100: #f3f4f6;
  --g200: #e5e7eb;
  --g400: #9ca3af;
  --g600: #4b5563;
  --g800: #1f2937;
  --red: #dc2626;
  --radius-sm: 8px;
  --radius: 14px;
  --radius-lg: 22px;
  --shadow-sm: 0 1px 4px rgba(11, 31, 58, 0.08);
  --shadow: 0 4px 24px rgba(11, 31, 58, 0.1);
  --shadow-lg: 0 8px 40px rgba(11, 31, 58, 0.16);
  --font-serif: "Playfair Display", Georgia, "Times New Roman", serif;
  --font-sans: "DM Sans", "Segoe UI", system-ui, -apple-system, sans-serif;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-sans);
  background: var(--cream);
  color: var(--g800);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}

img {
  max-width: 100%;
  display: block;
}
a {
  text-decoration: none;
  color: inherit;
}

/* ── TYPOGRAPHY ── */
h1,
h2,
h3,
h4 {
  font-family: var(--font-serif);
  line-height: 1.2;
}

.section-eyebrow {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 3px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 10px;
}

.section-title {
  font-family: var(--font-serif);
  font-size: clamp(26px, 4vw, 40px);
  font-weight: 700;
  color: var(--emerald-l);
  margin-bottom: 14px;
}

.section-sub {
  font-size: 16px;
  color: var(--g600);
  max-width: 580px;
  margin: 0 auto;
  line-height: 1.7;
}

/* ── LAYOUT ── */
.container {
  max-width: 1140px;
  margin: 0 auto;
  padding: 0 24px;
}

section {
  padding: 72px 0;
}

/* ── NOTICE BANNER ── */
.notice-banner {
  background: var(--navy);
  color: rgba(255, 255, 255, 0.9);
  text-align: center;
  padding: 11px 20px;
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.2px;
  position: relative;
  z-index: 10;
}

.notice-banner .highlight {
  color: var(--gold-light);
  font-weight: 700;
}

/* ── NAVBAR ── */
.navbar {
  background: var(--navy);
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  position: sticky;
  top: 0;
  z-index: 100;
  box-shadow: 0 2px 20px rgba(0, 0, 0, 0.25);
}

.navbar-brand {
  display: flex;
  align-items: center;
  gap: 12px;
}

.brand-logo {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background: var(--gold);
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-serif);
  font-weight: 900;
  font-size: 15px;
  color: var(--navy);
  flex-shrink: 0;
  letter-spacing: -0.5px;
}

.brand-text {
  color: var(--white);
}
.brand-text .name {
  font-family: var(--font-serif);
  font-size: 16px;
  font-weight: 700;
  line-height: 1.2;
}
.brand-text .tagline {
  font-size: 10px;
  color: rgba(255, 255, 255, 0.55);
  letter-spacing: 1.5px;
  text-transform: uppercase;
}

.navbar-actions {
  display: flex;
  align-items: center;
  gap: 10px;
}

.nav-link {
  color: rgba(255, 255, 255, 0.75);
  font-size: 13px;
  font-weight: 500;
  padding: 6px 12px;
  border-radius: var(--radius-sm);
  transition:
    color 0.2s,
    background 0.2s;
}
.nav-link:hover {
  color: var(--white);
  background: rgba(255, 255, 255, 0.08);
}

/* ── BUTTONS ── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 28px;
  border-radius: var(--radius-sm);
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 700;
  cursor: pointer;
  border: none;
  letter-spacing: 0.3px;
  transition:
    transform 0.15s,
    box-shadow 0.15s,
    opacity 0.15s,
    background 0.2s;
  white-space: nowrap;
}
.btn:hover {
  transform: translateY(-1px);
}
.btn:active {
  transform: translateY(0);
}

.btn-primary {
  background: var(--navy);
  color: var(--white);
  box-shadow: 0 2px 10px rgba(11, 31, 58, 0.25);
}
.btn-primary:hover {
  background: var(--navy-mid);
  box-shadow: 0 4px 18px rgba(11, 31, 58, 0.35);
}

.btn-gold {
  background: var(--gold);
  color: var(--navy);
  box-shadow: 0 2px 10px rgba(201, 168, 76, 0.35);
}
.btn-gold:hover {
  background: var(--gold-light);
  box-shadow: 0 4px 18px rgba(201, 168, 76, 0.45);
}

.btn-emerald {
  background: var(--emerald);
  color: var(--white);
  box-shadow: 0 2px 10px rgba(14, 124, 106, 0.3);
}
.btn-emerald:hover {
  background: var(--emerald-l);
  box-shadow: 0 4px 18px rgba(14, 124, 106, 0.4);
}

.btn-outline {
  background: transparent;
  color: var(--navy);
  border: 2px solid var(--navy);
}
.btn-outline:hover {
  background: var(--navy);
  color: var(--white);
}

.btn-outline-gold {
  background: transparent;
  color: var(--gold-light);
  border: 2px solid rgba(232, 201, 106, 0.45);
}
.btn-outline-gold:hover {
  background: rgba(201, 168, 76, 0.15);
  border-color: var(--gold-light);
}

.btn-lg {
  padding: 15px 36px;
  font-size: 16px;
}
.btn-sm {
  padding: 8px 18px;
  font-size: 13px;
}
.btn-full {
  width: 100%;
}

.btn-icon {
  width: 18px;
  height: 18px;
  flex-shrink: 0;
}

/* ── HERO ── */
.hero {
  background: linear-gradient(
    155deg,
    var(--navy) 0%,
    #162f54 45%,
    #0d4a40 100%
  );
  padding: 88px 0 80px;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background:
    radial-gradient(
      ellipse 60% 50% at 15% 80%,
      rgba(201, 168, 76, 0.18) 0%,
      transparent 60%
    ),
    radial-gradient(
      ellipse 50% 60% at 85% 20%,
      rgba(14, 124, 106, 0.22) 0%,
      transparent 60%
    );
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(201, 168, 76, 0.18);
  border: 1px solid rgba(201, 168, 76, 0.35);
  color: var(--gold-light);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  padding: 6px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
}

.hero-badge-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gold);
  animation: pulse 2s ease-in-out infinite;
}

@keyframes pulse {
  0%,
  100% {
    opacity: 1;
    transform: scale(1);
  }
  50% {
    opacity: 0.5;
    transform: scale(0.8);
  }
}

.hero h1 {
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 900;
  color: var(--white);
  margin-bottom: 10px;
  line-height: 1.08;
}

.hero h1 .accent {
  color: var(--gold);
  display: block;
}

.hero-subtitle {
  font-size: 18px;
  color: rgba(255, 255, 255, 0.7);
  margin-bottom: 32px;
  line-height: 1.6;
}

.hero-actions {
  display: flex;
  gap: 12px;
  flex-wrap: wrap;
}

/* hero right — info card */
.hero-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius-lg);
  padding: 32px;
  backdrop-filter: blur(12px);
}

.hero-card-title {
  font-family: var(--font-serif);
  font-size: 20px;
  color: var(--gold-light);
  margin-bottom: 20px;
  padding-bottom: 14px;
  border-bottom: 1px solid rgba(255, 255, 255, 0.12);
}

.hero-stat-list {
  display: flex;
  flex-direction: column;
  gap: 14px;
}

.hero-stat {
  display: flex;
  align-items: center;
  gap: 14px;
}

.hero-stat-icon {
  width: 40px;
  height: 40px;
  border-radius: 10px;
  background: rgba(201, 168, 76, 0.18);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.hero-stat-text .label {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.5);
  text-transform: uppercase;
  letter-spacing: 1px;
}
.hero-stat-text .value {
  font-family: var(--font-serif);
  font-size: 17px;
  color: var(--white);
  font-weight: 700;
}

/* ── STOPGAP NOTICE ── */
.stopgap-strip {
  background: linear-gradient(135deg, #7c3aed 0%, #5b21b6 100%);
  padding: 16px 0;
  text-align: center;
}

.stopgap-strip p {
  color: rgba(255, 255, 255, 0.92);
  font-size: 13.5px;
  max-width: 700px;
  margin: 0 auto;
  padding: 0 20px;
}

.stopgap-strip strong {
  color: #ddd6fe;
}

/* ── ACTIONS SECTION ── */
.actions-section {
  background: var(--white);
}
.actions-section .section-header {
  text-align: center;
  margin-bottom: 52px;
}

.actions-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  align-items: stretch;
}

/* ── ACTION CARD ── */
.action-card {
  border-radius: var(--radius-lg);
  padding: 36px 28px 32px;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
  transition:
    transform 0.2s,
    box-shadow 0.2s;
  border: 1px solid var(--g200);
}

.action-card::before {
  content: "";
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 4px;
  background: var(--card-accent, var(--gold));
}

.action-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-lg);
}

.action-card--new {
  background: var(--white);
  --card-accent: var(--navy);
}
.action-card--dues {
  background: var(--gold-pale);
  --card-accent: var(--gold);
}
.action-card--conf {
  background: #eff9f7;
  --card-accent: var(--emerald);
}

.action-card--featured {
  border: 2px solid var(--emerald);
  box-shadow:
    0 0 0 4px rgba(14, 124, 106, 0.08),
    var(--shadow);
}

.featured-badge {
  position: absolute;
  top: 20px;
  right: 20px;
  background: var(--emerald);
  color: var(--white);
  font-size: 10px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  padding: 4px 10px;
  border-radius: 100px;
}

.card-icon-wrap {
  width: 58px;
  height: 58px;
  border-radius: 16px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 26px;
  margin-bottom: 22px;
  flex-shrink: 0;
}

.action-card--new .card-icon-wrap {
  background: #eef2ff;
}
.action-card--dues .card-icon-wrap {
  background: rgba(201, 168, 76, 0.18);
}
.action-card--conf .card-icon-wrap {
  background: rgba(14, 124, 106, 0.12);
}

.card-number {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  margin-bottom: 8px;
}

.action-card--new .card-number {
  color: var(--navy);
}
.action-card--dues .card-number {
  color: var(--gold);
}
.action-card--conf .card-number {
  color: var(--emerald);
}

.action-card h3 {
  font-family: var(--font-serif);
  font-size: 21px;
  color: var(--navy);
  margin-bottom: 12px;
  line-height: 1.25;
}

.action-card p {
  font-size: 14px;
  color: var(--g600);
  line-height: 1.65;
  flex: 1;
  margin-bottom: 24px;
}

.card-checklist {
  list-style: none;
  margin-bottom: 28px;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.card-checklist li {
  font-size: 13.5px;
  color: var(--g600);
  display: flex;
  align-items: flex-start;
  gap: 9px;
  line-height: 1.4;
}

.card-checklist li::before {
  content: "✓";
  font-weight: 700;
  font-size: 12px;
  flex-shrink: 0;
  margin-top: 1px;
}

.action-card--new .card-checklist li::before {
  color: var(--navy);
}
.action-card--dues .card-checklist li::before {
  color: var(--gold);
}
.action-card--conf .card-checklist li::before {
  color: var(--emerald);
}

.card-divider {
  height: 1px;
  background: var(--g200);
  margin-bottom: 22px;
}

.card-note {
  font-size: 12px;
  color: var(--g400);
  margin-top: 12px;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 5px;
}

/* ── ACCOMMODATION SECTION ── */
.accommodation-section {
  background: linear-gradient(135deg, var(--navy) 0%, var(--navy-mid) 100%);
  padding: 64px 0;
}

.accommodation-section .section-title {
  color: var(--white);
  text-align: center;
}
.accommodation-section .section-eyebrow {
  text-align: center;
}

.accommodation-note {
  text-align: center;
  color: var(--gold-light);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 36px;
  max-width: 680px;
  margin-left: auto;
  margin-right: auto;
  padding: 12px 18px;
  border: 1px solid rgba(201, 168, 76, 0.3);
  border-radius: var(--radius-sm);
  background: rgba(201, 168, 76, 0.12);
}

.accommodation-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
  margin: 0 auto 16px;
}

.accommodation-card {
  background: rgba(255, 255, 255, 0.07);
  border: 1px solid rgba(255, 255, 255, 0.12);
  border-radius: var(--radius);
  padding: 24px;
  backdrop-filter: blur(8px);
  transition: background 0.2s;
}
.accommodation-card:hover {
  background: rgba(255, 255, 255, 0.11);
}

.hotel-name {
  font-family: var(--font-serif);
  font-size: 18px;
  font-weight: 700;
  color: var(--white);
  line-height: 1.25;
  margin-bottom: 6px;
}

.hotel-location {
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--gold-light);
  margin-bottom: 14px;
}

.hotel-note {
  display: inline-flex;
  color: #fca5a5;
  background: rgba(220, 38, 38, 0.18);
  border: 1px solid rgba(220, 38, 38, 0.24);
  border-radius: 100px;
  padding: 4px 10px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 14px;
}

.hotel-details {
  display: flex;
  flex-direction: column;
  gap: 9px;
}

.hotel-details div {
  display: flex;
  justify-content: space-between;
  gap: 16px;
  color: rgba(255, 255, 255, 0.82);
  font-size: 13px;
  line-height: 1.45;
  padding-top: 9px;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}

.hotel-details span {
  color: rgba(255, 255, 255, 0.5);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1px;
  text-transform: uppercase;
  flex-shrink: 0;
}

/* ── CONFERENCE SECTION ── */
.conference-section {
  background: var(--cream);
}

.conference-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 60px;
  align-items: center;
}

.conf-details {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.conf-detail {
  display: flex;
  gap: 14px;
  align-items: flex-start;
}

.conf-detail-icon {
  width: 42px;
  height: 42px;
  border-radius: 10px;
  background: rgba(14, 124, 106, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.conf-detail-text .label {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.5px;
  text-transform: uppercase;
  color: var(--emerald);
  margin-bottom: 2px;
}
.conf-detail-text .value {
  font-size: 16px;
  font-weight: 600;
  color: var(--navy);
}
.conf-detail-text .sub {
  font-size: 13px;
  color: var(--g400);
}

.conf-register-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--g200);
  border-top: 4px solid var(--emerald);
  text-align: center;
}

.conf-register-card h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--navy);
  margin-bottom: 8px;
}

.conf-register-card p {
  font-size: 14px;
  color: var(--g600);
  margin-bottom: 24px;
  line-height: 1.6;
}

.free-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(14, 124, 106, 0.1);
  color: var(--emerald);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.5px;
  padding: 5px 14px;
  border-radius: 100px;
  margin-bottom: 20px;
  border: 1px solid rgba(14, 124, 106, 0.2);
}

/* ── INFO STRIP ── */
.info-strip {
  background: var(--g50);
  border-top: 1px solid var(--g200);
  border-bottom: 1px solid var(--g200);
  padding: 52px 0;
}

.info-strip-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  text-align: center;
}

.info-item {
  padding: 20px 24px;
  border-right: 1px solid var(--g200);
}
.info-item:last-child {
  border-right: none;
}

.info-item .num {
  font-family: var(--font-serif);
  font-size: 38px;
  font-weight: 900;
  color: var(--navy);
  line-height: 1;
  margin-bottom: 6px;
}
.info-item .num span {
  color: var(--gold);
}

.info-item .lbl {
  font-size: 13px;
  color: var(--g600);
  font-weight: 500;
}

/* ── HELP SECTION ── */
.help-section {
  background: var(--white);
  padding: 60px 0;
}

.help-inner {
  background: linear-gradient(135deg, var(--navy), #1b3a6b);
  border-radius: var(--radius-lg);
  padding: 48px 52px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 32px;
  flex-wrap: wrap;
}

.help-text h2 {
  font-family: var(--font-serif);
  font-size: 26px;
  color: var(--white);
  margin-bottom: 8px;
}
.help-text p {
  font-size: 15px;
  color: rgba(255, 255, 255, 0.65);
  max-width: 440px;
  line-height: 1.6;
}

.help-contacts {
  display: flex;
  flex-direction: column;
  gap: 10px;
  flex-shrink: 0;
}

.help-contact {
  display: flex;
  align-items: center;
  gap: 10px;
  color: rgba(255, 255, 255, 0.85);
  font-size: 14px;
  font-weight: 500;
}
.help-contact .icon {
  width: 32px;
  height: 32px;
  border-radius: 8px;
  background: rgba(201, 168, 76, 0.2);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
}

/* ── FOOTER ── */
footer {
  background: var(--navy);
  padding: 44px 0 24px;
  color: rgba(255, 255, 255, 0.6);
}

.footer-top {
  display: flex;
  align-items: flex-start;
  justify-content: space-between;
  gap: 40px;
  margin-bottom: 32px;
  flex-wrap: wrap;
}

.footer-brand .brand-logo {
  margin-bottom: 12px;
}
.footer-brand .tagline-text {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.5);
  max-width: 240px;
  line-height: 1.6;
}

.footer-links {
  display: flex;
  gap: 52px;
  flex-wrap: wrap;
}

.footer-col h4 {
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 2px;
  text-transform: uppercase;
  color: var(--gold);
  margin-bottom: 14px;
}

.footer-col ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 8px;
}
.footer-col ul li a {
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  transition: color 0.2s;
  cursor: pointer;
}
.footer-col ul li a:hover {
  color: var(--white);
}

.footer-divider {
  height: 1px;
  background: rgba(255, 255, 255, 0.1);
  margin-bottom: 20px;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-bottom p {
  font-size: 12px;
  color: rgba(255, 255, 255, 0.35);
}

.interim-badge {
  background: rgba(201, 168, 76, 0.15);
  border: 1px solid rgba(201, 168, 76, 0.3);
  color: var(--gold-light);
  font-size: 11px;
  font-weight: 600;
  padding: 4px 12px;
  border-radius: 100px;
}

/* ── MODAL OVERLAY ── */
.modal-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 500;
  align-items: center;
  justify-content: center;
  padding: 20px;
  backdrop-filter: blur(3px);
}
.modal-overlay.open {
  display: flex;
}

.modal-box {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 36px;
  max-width: 420px;
  width: 100%;
  text-align: center;
  box-shadow: var(--shadow-lg);
  animation: modalIn 0.2s ease;
}

@keyframes modalIn {
  from {
    opacity: 0;
    transform: scale(0.95) translateY(8px);
  }
  to {
    opacity: 1;
    transform: scale(1) translateY(0);
  }
}

.modal-icon {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background: rgba(14, 124, 106, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 28px;
  margin: 0 auto 20px;
}

.modal-box h3 {
  font-family: var(--font-serif);
  font-size: 22px;
  color: var(--navy);
  margin-bottom: 10px;
}
.modal-box p {
  font-size: 14px;
  color: var(--g600);
  line-height: 1.6;
  margin-bottom: 24px;
}
.modal-actions {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

/* ── SCROLL TO TOP ── */
#scroll-top {
  position: fixed;
  bottom: 28px;
  right: 28px;
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--navy);
  color: var(--white);
  border: none;
  font-size: 18px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow);
  opacity: 0;
  transform: translateY(12px);
  transition:
    opacity 0.3s,
    transform 0.3s;
  z-index: 99;
}
#scroll-top.visible {
  opacity: 1;
  transform: translateY(0);
}
#scroll-top:hover {
  background: var(--navy-mid);
}

/* ── UTILITIES ── */
.text-center {
  text-align: center;
}
.text-gold {
  color: var(--gold);
}
.text-emerald {
  color: var(--emerald);
}
.mt-4 {
  margin-top: 16px;
}
.mb-6 {
  margin-bottom: 24px;
}

/* ── RESPONSIVE ── */
@media (max-width: 1024px) {
  .actions-grid {
    grid-template-columns: 1fr 1fr;
  }
  .action-card--conf {
    grid-column: span 2;
    max-width: 520px;
    margin: 0 auto;
    width: 100%;
  }
  .info-strip-grid {
    grid-template-columns: repeat(2, 1fr);
  }
  .info-item:nth-child(2) {
    border-right: none;
  }
  .info-item:nth-child(3) {
    border-right: 1px solid var(--g200);
  }
}

@media (max-width: 768px) {
  section {
    padding: 52px 0;
  }
  .hero-inner {
    grid-template-columns: 1fr;
  }
  .hero-card {
    display: none;
  }
  .hero {
    padding: 60px 0;
  }
  .hero h1 {
    font-size: 36px;
  }
  .actions-grid {
    grid-template-columns: 1fr;
  }
  .action-card--conf {
    grid-column: span 1;
    max-width: 100%;
  }
  .accommodation-grid {
    grid-template-columns: 1fr;
    max-width: 420px;
  }
  .conference-inner {
    grid-template-columns: 1fr;
  }
  .info-strip-grid {
    grid-template-columns: 1fr 1fr;
  }
  .info-item:nth-child(3) {
    border-right: none;
  }
  .help-inner {
    padding: 32px 24px;
    flex-direction: column;
    text-align: center;
  }
  .help-text p {
    max-width: 100%;
  }
  .footer-top {
    flex-direction: column;
  }
  .footer-links {
    gap: 32px;
  }
  .navbar .brand-text .name {
    font-size: 14px;
  }
}

@media (max-width: 480px) {
  .navbar-actions {
    gap: 6px;
  }
  .hero-actions {
    flex-direction: column;
  }
  .hero-actions .btn {
    width: 100%;
  }
  .info-strip-grid {
    grid-template-columns: 1fr;
  }
  .info-item {
    border-right: none;
    border-bottom: 1px solid var(--g200);
  }
  .info-item:last-child {
    border-bottom: none;
  }
}