/* ==========================================================================
   NEXTGEN MANUFACTURING CONFEX & AWARDS 2026
   REGISTRATION PAGE STYLESHEET (VANILLA CSS)
   ========================================================================== */

:root {
  --cyan-primary: #00F0FF;
  --cyan-glow: rgba(0, 240, 255, 0.35);
  --blue-primary: #1683FF;
  --blue-glow: rgba(22, 131, 255, 0.3);
  --dark-bg: #05070d;
  --card-bg: rgba(11, 20, 36, 0.85);
  --card-elevated: #0e192c;
  --border-subtle: rgba(0, 240, 255, 0.18);
  --border-glow: rgba(0, 240, 255, 0.5);
  --text-primary: #F0F6FC;
  --text-secondary: #8FA6B8;
  --text-muted: #576d82;
  --font-sans: 'Plus Jakarta Sans', -apple-system, sans-serif;
  --font-display: 'Space Grotesk', -apple-system, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;
}

/* Page wrapper & Blueprint Grid */
.register-page-body {
  min-height: 100vh;
  background-color: var(--dark-bg);
  color: var(--text-primary);
  font-family: var(--font-sans);
  position: relative;
  overflow-x: hidden;
}

.register-blueprint-bg {
  position: fixed;
  inset: 0;
  pointer-events: none;
  background-color: var(--dark-bg);
  background-image:
    linear-gradient(to right, rgba(0, 240, 255, 0.04) 1px, transparent 1px),
    linear-gradient(to bottom, rgba(0, 240, 255, 0.04) 1px, transparent 1px);
  background-size: 44px 44px;
  background-position: center center;
  z-index: 0;
}

.register-ambient-glow {
  position: fixed;
  top: 15%;
  left: 50%;
  transform: translateX(-50%);
  width: 900px;
  height: 600px;
  background: radial-gradient(circle, rgba(22, 131, 255, 0.12) 0%, rgba(0, 240, 255, 0.04) 40%, transparent 70%);
  pointer-events: none;
  z-index: 0;
  filter: blur(80px);
}

/* Header Styles */
.reg-site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 100;
  background: rgba(5, 7, 13, 0.92);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(0, 240, 255, 0.15);
  transition: all 0.3s ease;
}

.reg-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 16px 24px;
  max-width: 1360px;
  margin: 0 auto;
}

.reg-nav-links {
  display: flex;
  align-items: center;
  gap: 28px;
}

.reg-nav-link {
  font-family: var(--font-display);
  font-size: 13px;
  font-weight: 600;
  letter-spacing: 0.08em;
  color: var(--text-secondary);
  text-decoration: none;
  text-transform: uppercase;
  transition: color 0.25s ease;
  position: relative;
}

.reg-nav-link:hover {
  color: var(--cyan-primary);
}

.reg-nav-link.active {
  color: var(--cyan-primary);
}

.reg-nav-link.active::after {
  content: '';
  position: absolute;
  bottom: -4px;
  left: 0;
  width: 100%;
  height: 2px;
  background: var(--cyan-primary);
  box-shadow: 0 0 8px var(--cyan-primary);
}

/* Hero Telemetry Banner */
.reg-hero-banner {
  padding-top: 130px;
  padding-bottom: 30px;
  position: relative;
  z-index: 1;
}

.telemetry-chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background: rgba(0, 240, 255, 0.08);
  border: 1px solid rgba(0, 240, 255, 0.3);
  border-radius: 9999px;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 600;
  color: var(--cyan-primary);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.telemetry-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--cyan-primary);
  box-shadow: 0 0 10px var(--cyan-primary);
  animation: pulse-dot 2s infinite ease-in-out;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50% { opacity: 0.4; transform: scale(0.7); }
}

.reg-main-title {
  font-family: var(--font-display);
  font-weight: 800;
  font-size: clamp(2rem, 4vw, 3rem);
  line-height: 1.15;
  color: #FFFFFF;
  letter-spacing: -0.02em;
  margin-bottom: 12px;
}

.reg-subtitle {
  font-size: clamp(0.95rem, 1.8vw, 1.125rem);
  color: var(--text-secondary);
  max-width: 760px;
  line-height: 1.6;
}

/* Main Section Layout */
.reg-content-section {
  position: relative;
  z-index: 1;
  padding-bottom: 80px;
}

.reg-grid-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 24px;
  display: grid;
  grid-template-columns: 1fr;
  gap: 36px;
}

@media (min-width: 1080px) {
  .reg-grid-container {
    grid-template-columns: 1.45fr 1fr;
    gap: 40px;
  }
}

/* Futuristic Card Shell */
.cyber-card {
  background: var(--card-bg);
  border: 1px solid var(--border-subtle);
  border-radius: 12px;
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  position: relative;
  box-shadow: 0 20px 60px rgba(0, 0, 0, 0.6), 0 0 40px rgba(0, 240, 255, 0.08);
  overflow: hidden;
  transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.cyber-card:hover {
  border-color: var(--border-glow);
  box-shadow: 0 25px 70px rgba(0, 0, 0, 0.7), 0 0 50px rgba(0, 240, 255, 0.15);
}

/* Corner bracket crosshairs */
.cyber-card::before,
.cyber-card::after {
  content: '';
  position: absolute;
  width: 14px;
  height: 14px;
  pointer-events: none;
  z-index: 2;
}

.cyber-card::before {
  top: 0;
  left: 0;
  border-top: 2px solid var(--cyan-primary);
  border-left: 2px solid var(--cyan-primary);
}

.cyber-card::after {
  bottom: 0;
  right: 0;
  border-bottom: 2px solid var(--cyan-primary);
  border-right: 2px solid var(--cyan-primary);
}

.cyber-card-header {
  padding: 28px 32px 20px;
  border-bottom: 1px solid rgba(0, 240, 255, 0.12);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.card-title {
  font-family: var(--font-display);
  font-weight: 700;
  font-size: 1.35rem;
  color: #FFFFFF;
  letter-spacing: 0.02em;
  display: flex;
  align-items: center;
  gap: 10px;
}

.card-telemetry-status {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan-primary);
  letter-spacing: 0.08em;
  padding: 4px 10px;
  background: rgba(0, 240, 255, 0.08);
  border-radius: 4px;
  border: 1px solid rgba(0, 240, 255, 0.25);
}

/* Form Body */
.cyber-form-body {
  padding: 32px;
}

/* Inquiry Tabs Switcher */
.inquiry-tab-bar {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
  background: rgba(5, 9, 16, 0.8);
  padding: 6px;
  border-radius: 8px;
  border: 1px solid rgba(0, 240, 255, 0.15);
  margin-bottom: 28px;
}

@media (max-width: 640px) {
  .inquiry-tab-bar {
    grid-template-columns: 1fr 1fr;
  }
}

.inquiry-tab-btn {
  background: transparent;
  border: 1px solid transparent;
  color: var(--text-secondary);
  font-family: var(--font-display);
  font-size: 12px;
  font-weight: 600;
  padding: 10px 8px;
  border-radius: 6px;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 6px;
  text-align: center;
  transition: all 0.25s ease;
  letter-spacing: 0.04em;
  user-select: none;
}

.inquiry-tab-btn:hover {
  color: #FFFFFF;
  background: rgba(22, 131, 255, 0.12);
}

.inquiry-tab-btn.active {
  background: linear-gradient(135deg, rgba(22, 131, 255, 0.35) 0%, rgba(0, 240, 255, 0.25) 100%);
  border-color: rgba(0, 240, 255, 0.6);
  color: #FFFFFF;
  box-shadow: 0 0 20px rgba(0, 240, 255, 0.25);
}

.inquiry-tab-btn i {
  font-size: 13px;
  color: var(--cyan-primary);
}

/* Form Field Groups */
.form-field-group {
  margin-bottom: 22px;
}

.form-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.form-field-label {
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
  color: var(--text-secondary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 4px;
}

.req-indicator {
  color: #FF4D6D;
  font-weight: 800;
  margin-left: 2px;
}

.optional-indicator {
  font-size: 10px;
  color: var(--text-muted);
  text-transform: none;
  font-weight: 400;
}

/* Input Wrappers with Icons */
.cyber-input-wrapper {
  position: relative;
  display: flex;
  align-items: center;
}

.cyber-input-icon {
  position: absolute;
  left: 16px;
  font-size: 15px;
  color: var(--text-muted);
  pointer-events: none;
  transition: color 0.25s ease;
  z-index: 2;
}

.cyber-input,
.cyber-select,
.cyber-textarea {
  width: 100%;
  padding: 13px 16px 13px 44px;
  background: #060B14;
  border: 1px solid rgba(0, 240, 255, 0.2);
  border-radius: 6px;
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 14px;
  outline: none;
  transition: all 0.25s ease;
}

.cyber-textarea {
  padding-left: 44px;
  resize: vertical;
  min-height: 84px;
}

.cyber-input::placeholder,
.cyber-textarea::placeholder {
  color: var(--text-muted);
  font-size: 13px;
}

.cyber-input:focus,
.cyber-select:focus,
.cyber-textarea:focus {
  border-color: var(--cyan-primary);
  background: #08101E;
  box-shadow: 0 0 16px rgba(0, 240, 255, 0.3);
}

.cyber-input-wrapper:focus-within .cyber-input-icon {
  color: var(--cyan-primary);
}

.cyber-select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2300F0FF'%3E%3Cpath stroke-linecap='round' stroke-linejoin='round' stroke-width='2' d='M19 9l-7 7-7-7'%3E%3C/path%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 14px center;
  background-size: 16px;
  cursor: pointer;
}

.cyber-select option,
.cyber-select optgroup {
  background-color: #0B1424;
  color: #FFFFFF;
  padding: 8px;
}

.cyber-select optgroup {
  color: var(--cyan-primary);
  font-family: var(--font-mono);
  font-weight: 700;
  font-size: 12px;
}

/* Two column row */
.form-grid-duo {
  display: grid;
  grid-template-columns: 1fr;
  gap: 18px;
}

@media (min-width: 640px) {
  .form-grid-duo {
    grid-template-columns: 1fr 1fr;
  }
}

/* Dynamic Sponsor Section styling */
.sponsor-dynamic-box {
  background: rgba(0, 240, 255, 0.04);
  border: 1px dashed rgba(0, 240, 255, 0.35);
  border-radius: 8px;
  padding: 18px;
  margin-bottom: 22px;
  animation: fadeIn 0.3s ease;
}

@keyframes fadeIn {
  from { opacity: 0; transform: translateY(-8px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Checkbox styling */
.cyber-checkbox-group {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin: 20px 0;
  user-select: none;
}

.cyber-checkbox-custom {
  position: relative;
  width: 20px;
  height: 20px;
  min-width: 20px;
  margin-top: 2px;
  cursor: pointer;
}

.cyber-checkbox-custom input[type="checkbox"] {
  opacity: 0;
  width: 100%;
  height: 100%;
  cursor: pointer;
  position: absolute;
  z-index: 2;
}

.cyber-checkbox-box {
  position: absolute;
  inset: 0;
  background: #060B14;
  border: 1px solid rgba(0, 240, 255, 0.35);
  border-radius: 4px;
  transition: all 0.25s ease;
  display: flex;
  align-items: center;
  justify-content: center;
}

.cyber-checkbox-custom input[type="checkbox"]:checked + .cyber-checkbox-box {
  background: var(--cyan-primary);
  border-color: var(--cyan-primary);
  box-shadow: 0 0 10px rgba(0, 240, 255, 0.4);
}

.cyber-checkbox-custom input[type="checkbox"]:checked + .cyber-checkbox-box::after {
  content: '✓';
  color: #050608;
  font-size: 13px;
  font-weight: 800;
}

.checkbox-desc {
  font-size: 12.5px;
  color: var(--text-secondary);
  line-height: 1.5;
  cursor: pointer;
}

.checkbox-desc a {
  color: var(--cyan-primary);
  text-decoration: underline;
  transition: opacity 0.2s;
}

.checkbox-desc a:hover {
  opacity: 0.85;
}

/* Submit Action Button */
.reg-submit-btn {
  position: relative;
  width: 100%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 12px;
  padding: 18px 36px;
  background: linear-gradient(135deg, #1683FF 0%, #00F0FF 100%);
  color: #05070d;
  font-family: var(--font-display);
  font-weight: 800;
  font-size: 15px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  border: none;
  border-radius: 6px;
  cursor: pointer;
  overflow: hidden;
  transition: all 0.3s ease;
  box-shadow: 0 10px 30px rgba(0, 240, 255, 0.35);
  margin-top: 10px;
}

.reg-submit-btn::before {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255, 255, 255, 0.4), transparent);
  transition: left 0.6s ease;
}

.reg-submit-btn:hover {
  transform: translateY(-2px);
  box-shadow: 0 15px 40px rgba(0, 240, 255, 0.5);
}

.reg-submit-btn:hover::before {
  left: 100%;
}

.reg-submit-btn:active {
  transform: translateY(0);
}

.reg-submit-btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
  transform: none;
}

/* SIDEBAR / DOSSIER SUMMARY CARD */
.dossier-card-body {
  padding: 28px 32px;
}

.event-spec-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 12px 0;
  border-bottom: 1px solid rgba(143, 166, 184, 0.1);
  font-size: 13px;
}

.event-spec-key {
  color: var(--text-secondary);
  font-family: var(--font-mono);
  font-size: 11.5px;
  text-transform: uppercase;
  display: flex;
  align-items: center;
  gap: 8px;
}

.event-spec-val {
  color: #FFFFFF;
  font-weight: 600;
  text-align: right;
}

.perks-list {
  list-style: none;
  margin: 20px 0;
  padding: 0;
}

.perks-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 13px;
  color: var(--text-secondary);
  margin-bottom: 12px;
  line-height: 1.45;
}

.perks-item i {
  color: var(--cyan-primary);
  margin-top: 3px;
  font-size: 13px;
}

.organizer-hotline-box {
  background: rgba(6, 11, 20, 0.7);
  border: 1px solid rgba(0, 240, 255, 0.15);
  border-radius: 8px;
  padding: 18px;
  margin-top: 24px;
}

.hotline-title {
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--cyan-primary);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  margin-bottom: 12px;
  font-weight: 700;
  display: flex;
  align-items: center;
  gap: 6px;
}

.hotline-contact-card {
  padding: 10px 0;
  border-top: 1px solid rgba(255, 255, 255, 0.06);
}

.hotline-contact-card:first-of-type {
  border-top: none;
  padding-top: 0;
}

.contact-name {
  font-size: 14px;
  font-weight: 700;
  color: #FFFFFF;
  margin-bottom: 2px;
}

.contact-role {
  font-size: 12px;
  color: var(--text-secondary);
  margin-bottom: 6px;
}

.contact-links {
  display: flex;
  flex-direction: column;
  gap: 4px;
  font-size: 12px;
}

.contact-links a {
  color: var(--cyan-primary);
  text-decoration: none;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: opacity 0.2s;
}

.contact-links a:hover {
  opacity: 0.8;
  text-decoration: underline;
}

/* Secure Encrypted Telemetry Badge */
.security-badge {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px;
  background: rgba(0, 240, 255, 0.04);
  border-radius: 6px;
  border: 1px solid rgba(0, 240, 255, 0.12);
  margin-top: 20px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-secondary);
}

.security-badge i {
  color: var(--cyan-primary);
}

/* Footer */
.reg-site-footer {
  background: #030509;
  border-top: 1px solid rgba(0, 240, 255, 0.12);
  padding: 60px 0 30px;
  position: relative;
  z-index: 1;
}

.reg-footer-container {
  max-width: 1360px;
  margin: 0 auto;
  padding: 0 24px;
}

.reg-footer-bottom {
  margin-top: 40px;
  padding-top: 24px;
  border-top: 1px solid rgba(255, 255, 255, 0.08);
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 16px;
  font-size: 12.5px;
  color: var(--text-secondary);
}

.reg-footer-bottom a {
  color: var(--text-secondary);
  text-decoration: none;
  transition: color 0.2s;
}

.reg-footer-bottom a:hover {
  color: var(--cyan-primary);
}

/* Floating WhatsApp Button */
.wa-float-btn {
  position: fixed;
  bottom: 24px;
  right: 24px;
  z-index: 99;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 52px;
  height: 52px;
  background: #25D366;
  border-radius: 50%;
  box-shadow: 0 8px 25px rgba(37, 211, 102, 0.4);
  transition: transform 0.3s ease, box-shadow 0.3s ease;
}

.wa-float-btn:hover {
  transform: scale(1.1);
  box-shadow: 0 12px 30px rgba(37, 211, 102, 0.6);
}

.wa-float-btn i {
  color: #FFFFFF;
  font-size: 28px;
}

/* Mobile drawer navigation */
.mobile-drawer {
  position: fixed;
  inset: 0;
  background: rgba(5, 7, 13, 0.95);
  backdrop-filter: blur(20px);
  z-index: 1000;
  display: flex;
  flex-direction: column;
  padding: 28px;
  transform: translateX(100%);
  transition: transform 0.35s cubic-bezier(0.16, 1, 0.3, 1);
}

.mobile-drawer.active {
  transform: translateX(0);
}

.mobile-drawer-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 40px;
}

.mobile-close-btn {
  background: transparent;
  border: 1px solid rgba(0, 240, 255, 0.3);
  color: #FFFFFF;
  width: 40px;
  height: 40px;
  border-radius: 6px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  cursor: pointer;
}

.mobile-nav-item {
  font-family: var(--font-display);
  font-size: 1.25rem;
  font-weight: 700;
  color: var(--text-primary);
  text-decoration: none;
  padding: 14px 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
  display: block;
  letter-spacing: 0.05em;
}

.mobile-nav-item:hover {
  color: var(--cyan-primary);
}
.important {
  color: #ff0000;
}

.error {
  color: #ff0000;
}

label.error {
  grid-column: 1 / 3;
}

#share-to-all-sponsors-error {
  grid-column: 1 / 3;
  grid-row: 2 / 3;
}

#email-error:not([hidden]) {
  display: block;
  margin-top: 8px;
  font-size: 0.875rem;
}

.field-validation-message:not([hidden]) {
  display: block;
  margin-top: 6px;
  font-size: 0.75rem;
  line-height: 1.35;
  color: #ff334f;
}