@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&family=Oswald:wght@500;700;900&display=swap');

:root {
  --opti-hue-fire: #FF5E3A;
  --opti-hue-neon: #FF2A6D;
  --opti-shade-night: #1D1135;
  --opti-shade-void: #0F051D;
  --opti-tint-sand: #FFF9F6;
  --opti-tint-soft: #F4EBE6;
  --opti-ink-bright: #FFFFFF;
  --opti-ink-dark: #2C1F4D;
  --opti-ink-muted: #6E5F8E;
  
  --opti-flash-gradient: linear-gradient(135deg, var(--opti-hue-fire) 0%, var(--opti-hue-neon) 100%);
  --opti-deep-gradient: linear-gradient(135deg, var(--opti-shade-night) 0%, var(--opti-shade-void) 100%);
  
  --opti-lead-font: 'Oswald', sans-serif;
  --opti-body-font: 'Inter', sans-serif;
  
  --opti-radius-soft: 14px;
  --opti-radius-pill: 999px;
  
  --opti-raised-shadow: 0 12px 30px rgba(255, 94, 58, 0.15);
  --opti-dark-shadow: 0 12px 40px rgba(15, 5, 29, 0.3);
}

/* Reset & Base Styles */
* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--opti-body-font);
  background-color: var(--opti-tint-sand);
  color: var(--opti-ink-dark);
  line-height: 1.6;
  overflow-x: hidden;
}

h1, h2, h3, h4 {
  font-family: var(--opti-lead-font);
  text-transform: uppercase;
  font-weight: 900;
  letter-spacing: 0.05em;
  line-height: 1.1;
}

a {
  text-decoration: none;
  color: inherit;
  transition: all 0.3s ease;
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Base interactive elements */
.opti-interactive-pill {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 12px 36px;
  font-family: var(--opti-lead-font);
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--opti-radius-pill);
  transition: all 0.3s cubic-bezier(0.165, 0.84, 0.44, 1);
  cursor: pointer;
  border: none;
  text-align: center;
}

.opti-interactive-pill-primary {
  background: var(--opti-flash-gradient);
  color: var(--opti-ink-bright);
  box-shadow: var(--opti-raised-shadow);
}

.opti-interactive-pill-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 15px 35px rgba(255, 94, 58, 0.25);
  filter: brightness(1.1);
}

.opti-interactive-pill-secondary {
  background: var(--opti-ink-bright);
  color: var(--opti-hue-fire);
  border: 2px solid var(--opti-hue-fire);
}

.opti-interactive-pill-secondary:hover {
  background: var(--opti-hue-fire);
  color: var(--opti-ink-bright);
  transform: translateY(-3px);
}

/* Scroll Progress Bar */
.opti-progress-tracker {
  position: fixed;
  top: 0;
  left: 0;
  height: 4px;
  background: var(--opti-flash-gradient);
  width: 0%;
  z-index: 10001;
  animation: opti-progress-grow linear;
  animation-timeline: scroll();
}

@keyframes opti-progress-grow {
  to { width: 100%; }
}

/* Scroll-driven animations for sections */
.opti-reveal {
  animation: opti-fade-in linear both;
  animation-timeline: view();
  animation-range: entry 10% entry 40%;
}

@keyframes opti-fade-in {
  from { opacity: 0; transform: translateY(40px); }
  to { opacity: 1; transform: translateY(0); }
}

/* Layout boundary helper */
.opti-boundary {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* Header styling */
.opti-header-bar {
  background: var(--opti-flash-gradient);
  position: sticky;
  top: 0;
  z-index: 10000;
  box-shadow: var(--opti-raised-shadow);
}

.opti-header-wrapper {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 80px;
}

.opti-brand-identity {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--opti-lead-font);
  font-size: 1.6rem;
  font-weight: 900;
  color: var(--opti-ink-bright);
}

.opti-brand-identity svg {
  fill: var(--opti-ink-bright);
  width: 36px;
  height: 36px;
}

.opti-nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.opti-nav-link-item {
  font-family: var(--opti-lead-font);
  font-weight: 700;
  font-size: 1.1rem;
  text-transform: uppercase;
  color: var(--opti-ink-bright);
  opacity: 0.9;
  position: relative;
  padding: 6px 0;
}

.opti-nav-link-item:hover {
  opacity: 1;
}

.opti-nav-link-item::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 3px;
  background-color: var(--opti-ink-bright);
  transition: width 0.3s ease;
}

.opti-nav-link-item:hover::after {
  width: 100%;
}

/* Mobile Hamburger Menu (CSS Only) */
.opti-nav-toggle-input {
  display: none;
}

.opti-nav-burger-label {
  display: none;
  cursor: pointer;
  flex-direction: column;
  gap: 6px;
  width: 30px;
}

.opti-nav-burger-label span {
  display: block;
  width: 100%;
  height: 3px;
  background-color: var(--opti-ink-bright);
  transition: all 0.3s ease;
}

/* General Stage Padding */
.opti-stage {
  padding: 10dvh 0;
  position: relative;
}

/* Preset C: Hero (Bold Accent) */
.opti-hero-bold {
  background: var(--opti-deep-gradient);
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
  color: var(--opti-ink-bright);
  padding: 120px 0 80px 0;
}

.opti-hero-num-bg {
  font-size: 25rem;
  font-family: var(--opti-lead-font);
  font-weight: 900;
  color: var(--opti-ink-bright);
  opacity: 0.05;
  position: absolute;
  right: -5%;
  bottom: -5%;
  user-select: none;
  pointer-events: none;
  line-height: 1;
}

.opti-hero-inner-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: center;
  position: relative;
  z-index: 2;
}

.opti-hero-text-block {
  display: flex;
  flex-direction: column;
  gap: 24px;
}

.opti-hero-tagline {
  font-size: 1.2rem;
  letter-spacing: 0.2em;
  color: var(--opti-hue-fire);
  font-weight: 700;
  text-transform: uppercase;
}

.opti-hero-title {
  font-size: 4rem;
  line-height: 1.1;
}

.opti-hero-desc {
  font-size: 1.2rem;
  opacity: 0.85;
  max-width: 600px;
}

.opti-hero-shapes-block {
  position: relative;
  height: 400px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.opti-shape-circle {
  width: 250px;
  height: 250px;
  border-radius: 50%;
  background: var(--opti-flash-gradient);
  position: absolute;
  filter: blur(20px);
  opacity: 0.7;
  animation: pulse-shape 8s infinite alternate;
}

.opti-shape-rect {
  width: 200px;
  height: 200px;
  border: 4px solid var(--opti-hue-fire);
  border-radius: var(--opti-radius-soft);
  transform: rotate(45deg);
  position: absolute;
  animation: rotate-shape 12s infinite linear;
}

@keyframes pulse-shape {
  0% { transform: scale(1); opacity: 0.5; }
  100% { transform: scale(1.2); opacity: 0.8; }
}

@keyframes rotate-shape {
  0% { transform: rotate(0deg); }
  100% { transform: rotate(360deg); }
}

/* Preset C: Clipped Content Banner */
.opti-clipped-banner {
  padding: 16dvh 0;
  background-color: var(--opti-shade-void);
  position: relative;
}

.opti-clipped-frame {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  clip-path: polygon(0 8%, 100% 0, 100% 92%, 0 100%);
  background-image: url('img/bg2.webp');
  background-size: cover;
  background-position: center;
}

.opti-clipped-overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(15, 5, 29, 0.75);
}

.opti-clipped-content-wrapper {
  position: relative;
  z-index: 3;
  color: var(--opti-ink-bright);
  max-width: 800px;
  margin: 0 auto;
  text-align: center;
  background: rgba(44, 31, 77, 0.6);
  padding: 60px;
  border-radius: var(--opti-radius-soft);
  backdrop-filter: blur(10px);
  border: 1px solid rgba(255, 94, 58, 0.3);
}

.opti-clipped-title {
  font-size: 2.5rem;
  margin-bottom: 24px;
  color: var(--opti-hue-fire);
}

.opti-clipped-text {
  font-size: 1.15rem;
  line-height: 1.8;
}

/* Preset C: 3-column Bold Features */
.opti-feats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 40px;
  margin-top: 60px;
}

.opti-feat-card-flat {
  background: var(--opti-ink-bright);
  padding: 40px;
  border-radius: var(--opti-radius-soft);
  box-shadow: var(--opti-raised-shadow);
  transition: transform 0.3s ease;
  overflow: hidden;
  position: relative;
}

.opti-feat-card-flat:hover {
  transform: translateY(-8px);
}

.opti-feat-big-num {
  font-size: 4rem;
  font-family: var(--opti-lead-font);
  font-weight: 900;
  color: var(--opti-hue-fire);
  line-height: 1;
  margin-bottom: 20px;
  display: block;
}

.opti-feat-headline {
  font-size: 1.4rem;
  margin-bottom: 12px;
  color: var(--opti-ink-dark);
}

.opti-feat-detail {
  font-size: 1rem;
  color: var(--opti-ink-muted);
}

/* Preset C: How it Works (Horizontal Steps with solid connector line) */
.opti-steps-axis {
  position: relative;
  margin-top: 80px;
}

.opti-steps-connector-line {
  position: absolute;
  top: 40px;
  left: 10%;
  right: 10%;
  height: 4px;
  background-color: var(--opti-hue-fire);
  z-index: 1;
}

.opti-steps-flex-row {
  display: flex;
  justify-content: space-between;
  gap: 30px;
  position: relative;
  z-index: 2;
}

.opti-step-node {
  flex: 1;
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.opti-step-ring {
  width: 80px;
  height: 80px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--opti-lead-font);
  font-size: 2rem;
  font-weight: 900;
  margin-bottom: 24px;
  transition: all 0.3s ease;
}

.opti-step-ring-filled {
  background: var(--opti-flash-gradient);
  color: var(--opti-ink-bright);
  box-shadow: var(--opti-raised-shadow);
}

.opti-step-ring-outline {
  background: var(--opti-tint-sand);
  border: 4px solid var(--opti-hue-neon);
  color: var(--opti-hue-neon);
}

.opti-step-node-heading {
  font-size: 1.3rem;
  margin-bottom: 8px;
  color: var(--opti-ink-dark);
}

.opti-step-node-desc {
  font-size: 0.95rem;
  color: var(--opti-ink-muted);
  max-width: 250px;
}

/* Preset C: CTA Strip (Dark background, split layout) */
.opti-cta-strip-dark {
  background: var(--opti-deep-gradient);
  color: var(--opti-ink-bright);
  padding: 80px 0;
  box-shadow: var(--opti-dark-shadow);
}

.opti-cta-flex-box {
  display: flex;
  justify-content: space-between;
  align-items: center;
  gap: 40px;
}

.opti-cta-bold-title {
  font-size: 2.8rem;
  max-width: 700px;
}

/* Expert Page Layout */
.opti-bio-split {
  display: grid;
  grid-template-columns: 1.12fr 0.88fr;
  gap: 60px;
  align-items: center;
  margin-top: 40px;
}

.opti-bio-photo-frame {
  position: relative;
  border-radius: var(--opti-radius-soft);
  overflow: hidden;
  box-shadow: var(--opti-raised-shadow);
}

.opti-bio-photo-frame img {
  width: 100%;
  object-fit: cover;
  height: 500px;
}

.opti-bio-text-cell {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.opti-bio-text-cell p {
  font-size: 1.1rem;
  color: var(--opti-ink-muted);
}

.opti-stat-row {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 30px;
  margin-top: 60px;
}

.opti-stat-card {
  background-color: var(--opti-ink-bright);
  padding: 30px;
  border-radius: var(--opti-radius-soft);
  text-align: center;
  box-shadow: var(--opti-raised-shadow);
}

.opti-stat-val {
  font-size: 3.5rem;
  font-family: var(--opti-lead-font);
  font-weight: 900;
  color: var(--opti-hue-fire);
  line-height: 1;
  margin-bottom: 10px;
}

.opti-stat-lbl {
  font-size: 1rem;
  color: var(--opti-ink-dark);
  font-weight: 700;
  text-transform: uppercase;
}

/* Booking Page Layout */
.opti-booking-layout {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr;
  gap: 60px;
  align-items: start;
}

.opti-form-column {
  background-color: var(--opti-ink-bright);
  padding: 50px;
  border-radius: var(--opti-radius-soft);
  box-shadow: var(--opti-raised-shadow);
}

.opti-form-headline {
  font-size: 2rem;
  margin-bottom: 30px;
  color: var(--opti-ink-dark);
}

.opti-form-field-group {
  margin-bottom: 24px;
}

.opti-form-field-group label {
  display: block;
  font-family: var(--opti-lead-font);
  font-weight: 700;
  font-size: 1rem;
  text-transform: uppercase;
  margin-bottom: 8px;
  color: var(--opti-ink-dark);
  letter-spacing: 0.05em;
}

.opti-form-input, .opti-form-textarea {
  width: 100%;
  padding: 16px;
  border: 2px solid var(--opti-tint-soft);
  border-radius: 8px;
  font-family: var(--opti-body-font);
  font-size: 1rem;
  transition: border-color 0.3s ease;
  background-color: var(--opti-tint-sand);
}

.opti-form-input:focus, .opti-form-textarea:focus {
  border-color: var(--opti-hue-fire);
  outline: none;
}

.opti-form-checkbox-wrapper {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 30px;
}

.opti-form-checkbox-wrapper input[type="checkbox"] {
  width: 20px;
  height: 20px;
  accent-color: var(--opti-hue-fire);
  margin-top: 3px;
  cursor: pointer;
}

.opti-form-checkbox-wrapper label {
  font-size: 0.9rem;
  color: var(--opti-ink-muted);
  cursor: pointer;
}

.opti-info-column {
  display: flex;
  flex-direction: column;
  gap: 30px;
}

.opti-info-tile {
  background-color: var(--opti-ink-bright);
  padding: 30px;
  border-radius: var(--opti-radius-soft);
  box-shadow: var(--opti-raised-shadow);
  display: flex;
  gap: 20px;
}

.opti-info-tile-icon {
  flex-shrink: 0;
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background: var(--opti-flash-gradient);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--opti-ink-bright);
}

.opti-info-tile-icon svg {
  width: 24px;
  height: 24px;
  fill: currentColor;
}

.opti-info-tile-text h3 {
  font-size: 1.25rem;
  margin-bottom: 8px;
  color: var(--opti-ink-dark);
}

.opti-info-tile-text p {
  font-size: 0.95rem;
  color: var(--opti-ink-muted);
}

/* FAQ Accordion Section (reserve.html) */
.opti-faq-stage {
  margin-top: 80px;
}

.opti-faq-headline {
  text-align: center;
  font-size: 2.5rem;
  margin-bottom: 40px;
}

.opti-faq-block {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.opti-faq-item {
  background-color: var(--opti-ink-bright);
  border-radius: var(--opti-radius-soft);
  box-shadow: var(--opti-raised-shadow);
  padding: 30px;
}

.opti-faq-quest {
  font-size: 1.3rem;
  color: var(--opti-ink-dark);
  margin-bottom: 12px;
}

.opti-faq-answ {
  font-size: 1rem;
  color: var(--opti-ink-muted);
  line-height: 1.6;
}

/* Footer elements */
.opti-footer-base {
  background-color: var(--opti-shade-void);
  color: var(--opti-ink-bright);
  padding: 80px 0 40px 0;
  border-top: 4px solid var(--opti-hue-fire);
}

.opti-footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr;
  gap: 80px;
  margin-bottom: 60px;
}

.opti-footer-brand-side {
  display: flex;
  flex-direction: column;
  gap: 20px;
}

.opti-footer-disclaimer {
  font-size: 0.9rem;
  opacity: 0.7;
  line-height: 1.5;
  border-left: 3px solid var(--opti-hue-neon);
  padding-left: 16px;
}

.opti-footer-links-side {
  display: flex;
  flex-direction: column;
  gap: 16px;
  align-items: flex-end;
}

.opti-footer-link {
  font-family: var(--opti-lead-font);
  font-weight: 700;
  text-transform: uppercase;
  font-size: 1.1rem;
  opacity: 0.8;
}

.opti-footer-link:hover {
  opacity: 1;
  color: var(--opti-hue-fire);
}

.opti-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 30px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.9rem;
  opacity: 0.6;
}

/* Cookie Consent Banner */
.opti-cookie-alert {
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  background: var(--opti-shade-night);
  color: var(--opti-ink-bright);
  padding: 24px;
  z-index: 99999;
  box-shadow: 0 -10px 40px rgba(0,0,0,0.3);
  transform: translateY(100%);
  transition: transform 0.5s cubic-bezier(0.165, 0.84, 0.44, 1);
}

.opti-cookie-alert.opti-cookie-visible {
  transform: translateY(0);
}

.opti-cookie-box {
  max-width: 1200px;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 30px;
}

.opti-cookie-text {
  font-size: 1rem;
  line-height: 1.5;
}

.opti-cookie-actions {
  display: flex;
  gap: 16px;
}

.opti-cookie-choice {
  padding: 10px 24px;
  font-family: var(--opti-lead-font);
  font-weight: 700;
  text-transform: uppercase;
  border-radius: var(--opti-radius-pill);
  cursor: pointer;
  border: none;
  font-size: 0.9rem;
  transition: all 0.2s ease;
}

.opti-cookie-accept {
  background: var(--opti-flash-gradient);
  color: var(--opti-ink-bright);
}

.opti-cookie-decline {
  background: transparent;
  color: var(--opti-ink-bright);
  border: 1px solid rgba(255,255,255,0.3);
}

.opti-cookie-choice:hover {
  filter: brightness(1.1);
}

/* Thank You Page Styling */
.opti-thank-hero {
  min-height: 80vh;
  display: flex;
  align-items: center;
  justify-content: center;
  text-align: center;
  background: var(--opti-deep-gradient);
  color: var(--opti-ink-bright);
  padding: 100px 24px;
}

.opti-thank-card {
  max-width: 600px;
  padding: 60px;
  background: rgba(44, 31, 77, 0.5);
  border-radius: var(--opti-radius-soft);
  backdrop-filter: blur(10px);
  border: 2px solid var(--opti-hue-fire);
}

.opti-thank-image-frame {
  width: 100%;
  height: 250px;
  border-radius: var(--opti-radius-soft);
  overflow: hidden;
  margin-bottom: 30px;
}

.opti-thank-image-frame img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

/* Media Queries for Responsiveness */
@media (max-width: 991px) {
  .opti-hero-inner-grid {
    grid-template-columns: 1fr;
    text-align: center;
    gap: 40px;
  }
  
  .opti-hero-text-block {
    align-items: center;
  }
  
  .opti-hero-desc {
    margin: 0 auto;
  }
  
  .opti-hero-shapes-block {
    height: 300px;
  }
  
  .opti-bio-split {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .opti-booking-layout {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .opti-cta-flex-box {
    flex-direction: column;
    text-align: center;
  }
  
  .opti-steps-connector-line {
    display: none;
  }
  
  .opti-steps-flex-row {
    flex-direction: column;
    gap: 40px;
  }
  
  .opti-step-node {
    flex-direction: row;
    text-align: left;
    gap: 20px;
    align-items: flex-start;
  }
  
  .opti-step-ring {
    margin-bottom: 0;
    flex-shrink: 0;
    width: 60px;
    height: 60px;
    font-size: 1.5rem;
  }
  
  .opti-footer-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }
  
  .opti-footer-links-side {
    align-items: flex-start;
  }
  
  .opti-cookie-box {
    flex-direction: column;
    text-align: center;
  }
}

@media (max-width: 768px) {
  .opti-nav-burger-label {
    display: flex;
    z-index: 10002;
  }
  
  .opti-nav-links {
    position: fixed;
    top: 0;
    right: -100%;
    width: 80%;
    max-width: 300px;
    height: 100vh;
    background: var(--opti-shade-void);
    flex-direction: column;
    justify-content: center;
    gap: 40px;
    transition: right 0.4s cubic-bezier(0.165, 0.84, 0.44, 1);
    box-shadow: -10px 0 40px rgba(0,0,0,0.5);
    z-index: 10001;
  }
  
  .opti-nav-toggle-input:checked ~ .opti-nav-links {
    right: 0;
  }
  
  .opti-nav-toggle-input:checked ~ .opti-nav-burger-label span:nth-child(1) {
    transform: rotate(45deg) translate(6px, 6px);
  }
  
  .opti-nav-toggle-input:checked ~ .opti-nav-burger-label span:nth-child(2) {
    opacity: 0;
  }
  
  .opti-nav-toggle-input:checked ~ .opti-nav-burger-label span:nth-child(3) {
    transform: rotate(-45deg) translate(6px, -7px);
  }
  
  .opti-hero-title {
    font-size: 2.8rem;
  }
  
  .opti-clipped-content-wrapper {
    padding: 30px;
  }
}