/* =========================================
   Variables
   ========================================= */
:root {
  /* Color System */
  --color-bg: #f7f9fc;
  --color-bg-soft: #edf2ff;
  --color-surface: #ffffff;
  --color-surface-glass: rgba(255, 255, 255, 0.85);

  --color-text: #111827;
  --color-text-soft: #4b5563;
  --color-text-muted: #6b7280;

  --color-primary: #2563eb; /* sky / event blue */
  --color-primary-soft: #dbeafe;
  --color-primary-strong: #1d4ed8;

  --color-accent: #f43f5e; /* energetic red */
  --color-accent-soft: #ffe4e6;

  --color-success: #16a34a;
  --color-warning: #facc15;
  --color-danger: #dc2626;

  --color-gray-50: #f9fafb;
  --color-gray-100: #f3f4f6;
  --color-gray-200: #e5e7eb;
  --color-gray-300: #d1d5db;
  --color-gray-400: #9ca3af;
  --color-gray-500: #6b7280;
  --color-gray-600: #4b5563;
  --color-gray-700: #374151;
  --color-gray-800: #1f2933;
  --color-gray-900: #111827;

  --color-divider-soft: rgba(15, 23, 42, 0.06);

  --gradient-primary: linear-gradient(135deg, #2563eb, #f43f5e);
  --gradient-primary-soft: linear-gradient(135deg, rgba(37, 99, 235, 0.08), rgba(244, 63, 94, 0.08));
  --gradient-glass: linear-gradient(135deg, rgba(255, 255, 255, 0.9), rgba(248, 250, 252, 0.75));

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", Roboto, sans-serif;
  --font-heading: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Display", "Segoe UI", Roboto, sans-serif;

  --font-size-xs: 0.75rem;   /* 12px */
  --font-size-sm: 0.875rem;  /* 14px */
  --font-size-base: 1rem;    /* 16px */
  --font-size-lg: 1.125rem;  /* 18px */
  --font-size-xl: 1.25rem;   /* 20px */
  --font-size-2xl: 1.5rem;   /* 24px */
  --font-size-3xl: 1.875rem; /* 30px */
  --font-size-4xl: 2.25rem;  /* 36px */
  --font-size-5xl: 3rem;     /* 48px */

  --line-height-tight: 1.1;
  --line-height-snug: 1.25;
  --line-height-normal: 1.5;
  --line-height-relaxed: 1.7;

  /* Spacing Scale (px) */
  --space-0: 0;
  --space-1: 4px;
  --space-2: 8px;
  --space-3: 12px;
  --space-4: 16px;
  --space-5: 20px;
  --space-6: 24px;
  --space-8: 32px;
  --space-10: 40px;
  --space-12: 48px;
  --space-16: 64px;
  --space-20: 80px;
  --space-24: 96px;

  /* Radius */
  --radius-xs: 4px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-xl: 24px;
  --radius-pill: 999px;

  /* Shadows */
  --shadow-soft: 0 8px 20px rgba(15, 23, 42, 0.04);
  --shadow-md: 0 16px 40px rgba(15, 23, 42, 0.08);
  --shadow-strong: 0 24px 60px rgba(15, 23, 42, 0.16);

  /* Transitions */
  --transition-fast: 120ms ease-out;
  --transition-base: 200ms ease-out;
  --transition-slow: 320ms ease;
}

/* Respect prefers-reduced-motion */
@media (prefers-reduced-motion: reduce) {
  :root {
    --transition-fast: 0ms;
    --transition-base: 0ms;
    --transition-slow: 0ms;
  }

  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
  }
}

/* =========================================
   Reset / Normalize
   ========================================= */
*,
*::before,
*::after {
  box-sizing: border-box;
}

html {
  -webkit-text-size-adjust: 100%;
  scroll-behavior: smooth;
}

body,
h1,
h2,
h3,
h4,
h5,
h6,
p,
figure,
blockquote,
dl,
dd {
  margin: 0;
}

body {
  min-height: 100vh;
}

img,
svg,
video,
canvas,
audio,
iframe,
embed,
object {
  display: block;
  max-width: 100%;
}

img {
  height: auto;
}

button,
input,
select,
textarea {
  font: inherit;
  color: inherit;
}

button {
  border: none;
  background: none;
  padding: 0;
}

a {
  color: inherit;
  text-decoration: none;
}

ul {
  list-style: none !important;
  padding-left: 0;
  margin: 0;
}

ol {
  padding-left: 1.25rem;
}

fieldset {
  border: 0;
  margin: 0;
  padding: 0;
}

textarea {
  resize: vertical;
}

/* =========================================
   Base Styles
   ========================================= */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--color-text);
  background: radial-gradient(circle at top, #eff6ff 0, #f9fafb 42%, #f3f4f6 100%);
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

main {
  display: block;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-heading);
  font-weight: 650;
  color: var(--color-gray-900);
  line-height: var(--line-height-tight);
}

h1 {
  font-size: clamp(2.3rem, 3vw + 1.4rem, 3.4rem);
  letter-spacing: -0.03em;
}

h2 {
  font-size: clamp(1.8rem, 2.2vw + 1rem, 2.6rem);
  letter-spacing: -0.02em;
}

h3 {
  font-size: clamp(1.4rem, 1.3vw + 0.9rem, 2rem);
}

h4 {
  font-size: 1.25rem;
}

h5 {
  font-size: 1.125rem;
}

h6 {
  font-size: 1rem;
}

p {
  margin-top: 0;
  margin-bottom: var(--space-3);
  color: var(--color-text-soft);
}

strong {
  font-weight: 600;
  color: var(--color-gray-900);
}

small {
  font-size: 0.875em;
}

code,
pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, "Liberation Mono", "Courier New", monospace;
}

a {
  position: relative;
  color: var(--color-primary-strong);
  text-decoration: none;
  transition: color var(--transition-base),
    text-decoration-color var(--transition-base),
    opacity var(--transition-fast);
  text-underline-offset: 3px;
}

a:hover {
  color: var(--color-accent);
}

a:focus-visible {
  outline: 2px solid transparent;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.5);
  border-radius: var(--radius-xs);
}

hr {
  border: 0;
  border-top: 1px solid var(--color-divider-soft);
  margin: var(--space-6) 0;
}

/* =========================================
   Accessibility & Focus
   ========================================= */
:focus-visible {
  outline: 2px solid transparent;
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.65);
  border-radius: 4px;
}

:focus:not(:focus-visible) {
  outline: none;
  box-shadow: none;
}

/* Screen reader only */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

.sr-only-focusable:active,
.sr-only-focusable:focus {
  position: static;
  width: auto;
  height: auto;
  margin: 0;
  overflow: visible;
  clip: auto;
  white-space: normal;
}

/* =========================================
   Layout Utilities
   ========================================= */
.container {
  width: 100%;
  margin-left: auto;
  margin-right: auto;
  padding-left: var(--space-4);
  padding-right: var(--space-4);
  max-width: 1120px;
}

@media (min-width: 1200px) {
  .container {
    max-width: 1200px;
  }
}

.section {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

.section--soft {
  background: var(--color-bg-soft);
}

.section__header {
  margin-bottom: var(--space-6);
}

.section__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 4px 10px;
  margin-bottom: var(--space-2);
  border-radius: var(--radius-pill);
  background: var(--gradient-primary-soft);
  color: var(--color-primary-strong);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Flex helpers */
.flex {
  display: flex;
}

.inline-flex {
  display: inline-flex;
}

.flex-row {
  flex-direction: row;
}

.flex-column {
  flex-direction: column;
}

.flex-wrap {
  flex-wrap: wrap;
}

.items-center {
  align-items: center;
}

.items-start {
  align-items: flex-start;
}

.items-end {
  align-items: flex-end;
}

.justify-center {
  justify-content: center;
}

.justify-between {
  justify-content: space-between;
}

.justify-around {
  justify-content: space-around;
}

.gap-2 {
  gap: var(--space-2);
}

.gap-3 {
  gap: var(--space-3);
}

.gap-4 {
  gap: var(--space-4);
}

.gap-6 {
  gap: var(--space-6);
}

.gap-8 {
  gap: var(--space-8);
}

/* Grid helpers */
.grid {
  display: grid;
}

.grid-2 {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .grid-2 {
    grid-template-columns: repeat(2, minmax(0, 1fr));
  }
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(1, minmax(0, 1fr));
  gap: var(--space-6);
}

@media (min-width: 768px) {
  .grid-3 {
    grid-template-columns: repeat(3, minmax(0, 1fr));
  }
}

.text-center {
  text-align: center;
}

.text-right {
  text-align: right;
}

.mt-0 { margin-top: 0; }
.mt-2 { margin-top: var(--space-2); }
.mt-3 { margin-top: var(--space-3); }
.mt-4 { margin-top: var(--space-4); }
.mt-6 { margin-top: var(--space-6); }
.mt-8 { margin-top: var(--space-8); }

.mb-0 { margin-bottom: 0; }
.mb-2 { margin-bottom: var(--space-2); }
.mb-3 { margin-bottom: var(--space-3); }
.mb-4 { margin-bottom: var(--space-4); }
.mb-6 { margin-bottom: var(--space-6); }
.mb-8 { margin-bottom: var(--space-8); }

.pt-0 { padding-top: 0; }
.pb-0 { padding-bottom: 0; }

/* =========================================
   Navigation helpers
   ========================================= */
.nav-toggle {
  display: inline-flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 4px;
}

.nav-toggle span {
  width: 22px;
  height: 2px;
  border-radius: 999px;
  background: var(--color-gray-800);
  transition: transform var(--transition-fast),
    opacity var(--transition-fast),
    background var(--transition-fast);
}

/* =========================================
   Components
   ========================================= */
/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 0.7rem 1.3rem;
  border-radius: var(--radius-pill);
  border: 0;
  cursor: pointer;
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  text-transform: none;
  white-space: nowrap;
  transition: background var(--transition-base),
    color var(--transition-base),
    box-shadow var(--transition-base),
    transform var(--transition-fast),
    opacity var(--transition-fast);
}

.btn-primary {
  background-image: var(--gradient-primary);
  color: #ffffff;
  box-shadow: 0 14px 30px rgba(37, 99, 235, 0.35);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: 0 18px 40px rgba(37, 99, 235, 0.4);
}

.btn-outline {
  background: rgba(255, 255, 255, 0.92);
  color: var(--color-primary-strong);
  border: 1px solid rgba(37, 99, 235, 0.2);
  box-shadow: var(--shadow-soft);
}

.btn-outline:hover {
  background: #ffffff;
  border-color: rgba(37, 99, 235, 0.35);
}

.btn-ghost {
  background: transparent;
  color: var(--color-gray-800);
}

.btn-ghost:hover {
  background: rgba(15, 23, 42, 0.03);
}

.btn-sm {
  padding: 0.45rem 0.9rem;
  font-size: var(--font-size-xs);
}

.btn-lg {
  padding: 0.9rem 1.7rem;
  font-size: var(--font-size-base);
}

.btn[disabled],
.btn:disabled {
  cursor: not-allowed;
  opacity: 0.6;
  box-shadow: none;
  transform: none;
}

.btn:focus-visible {
  outline: 2px solid transparent;
  box-shadow: 0 0 0 3px rgba(244, 63, 94, 0.5);
}

/* Inputs & Forms */
.input,
.textarea,
.select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.7);
  background-color: rgba(255, 255, 255, 0.96);
  font-size: var(--font-size-sm);
  line-height: 1.4;
  color: var(--color-text);
  transition: border-color var(--transition-base),
    box-shadow var(--transition-base),
    background-color var(--transition-base),
    transform var(--transition-fast);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--color-text-muted);
}

.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible {
  outline: 2px solid transparent;
  border-color: rgba(37, 99, 235, 0.85);
  box-shadow: 0 0 0 1px rgba(37, 99, 235, 0.4), 0 12px 30px rgba(15, 23, 42, 0.12);
  background-color: #ffffff;
}

.input[aria-invalid="true"],
.textarea[aria-invalid="true"] {
  border-color: rgba(220, 38, 38, 0.85);
}

.label {
  display: inline-flex;
  align-items: center;
  margin-bottom: 4px;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--color-gray-800);
}

.field-description {
  font-size: var(--font-size-xs);
  color: var(--color-text-muted);
  margin-top: 2px;
}

.field-error {
  font-size: var(--font-size-xs);
  color: var(--color-danger);
  margin-top: 4px;
}

/* Cards & Panels */
.card {
  position: relative;
  padding: var(--space-5);
  border-radius: var(--radius-lg);
  background: var(--color-surface);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148, 163, 184, 0.18);
}

.card--glass {
  background: var(--gradient-glass);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  box-shadow: var(--shadow-md);
}

.card--hoverable {
  transition: transform var(--transition-base),
    box-shadow var(--transition-base),
    border-color var(--transition-base),
    background var(--transition-base);
}

.card--hoverable:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: rgba(37, 99, 235, 0.22);
}

.card-header {
  margin-bottom: var(--space-3);
}

.card-title {
  font-size: var(--font-size-lg);
  margin-bottom: 4px;
}

.card-subtitle {
  font-size: var(--font-size-sm);
  color: var(--color-text-muted);
}

.badge {
  display: inline-flex;
  align-items: center;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge-gradient {
  background-image: var(--gradient-primary);
  color: #ffffff;
}

.badge-soft {
  background: var(--color-primary-soft);
  color: var(--color-primary-strong);
}

/* Hero cinematic strip utilities (for main pages) */
.hero-strip {
  display: grid;
  grid-auto-flow: column;
  grid-auto-columns: minmax(180px, 1fr);
  gap: var(--space-3);
  overflow-x: auto;
  padding-bottom: var(--space-2);
  scrollbar-width: thin;
}

.hero-strip::-webkit-scrollbar {
  height: 6px;
}

.hero-strip::-webkit-scrollbar-thumb {
  background: rgba(15, 23, 42, 0.15);
  border-radius: 999px;
}

.hero-strip-card {
  position: relative;
  border-radius: var(--radius-xl);
  overflow: hidden;
  min-height: 180px;
  background: #020617;
  box-shadow: var(--shadow-md);
  transform-origin: center;
  transition: transform var(--transition-base),
    box-shadow var(--transition-base),
    filter var(--transition-base);
}

.hero-strip-card img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.hero-strip-card::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(to top, rgba(15, 23, 42, 0.65), rgba(15, 23, 42, 0));
}

.hero-strip-card:hover {
  transform: translateY(-4px) scale(1.01);
  box-shadow: var(--shadow-strong);
  filter: saturate(1.08);
}

.hero-strip-label {
  position: absolute;
  left: 14px;
  bottom: 12px;
  z-index: 1;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  background-image: var(--gradient-primary);
  color: #ffffff;
  box-shadow: 0 10px 30px rgba(15, 23, 42, 0.45);
}

/* FAQ specific helpers */
.faq-item {
  border-radius: var(--radius-md);
  border: 1px solid rgba(148, 163, 184, 0.4);
  background-color: rgba(255, 255, 255, 0.96);
  padding: var(--space-4);
}

.faq-question {
  font-weight: 600;
  color: var(--color-gray-900);
  margin-bottom: var(--space-2);
}

.faq-answer {
  color: var(--color-text-soft);
  font-size: var(--font-size-sm);
}

/* Chips / points tags */
.tag-chips {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 4px 10px;
  border-radius: var(--radius-pill);
  background: rgba(15, 23, 42, 0.04);
  font-size: var(--font-size-xs);
  color: var(--color-text-soft);
}

.tag-chips-dot {
  width: 8px;
  height: 8px;
  border-radius: 999px;
  background-image: var(--gradient-primary);
}

/* Timeline helpers */
.timeline {
  position: relative;
  padding-left: 1.75rem;
}

.timeline::before {
  content: "";
  position: absolute;
  left: 10px;
  top: 0;
  bottom: 0;
  width: 2px;
  border-radius: 999px;
  background: linear-gradient(to bottom, rgba(37, 99, 235, 0.4), rgba(244, 63, 94, 0.4));
}

.timeline-step {
  position: relative;
  margin-bottom: var(--space-4);
}

.timeline-step::before {
  content: "";
  position: absolute;
  left: -1.75rem;
  top: 4px;
  width: 14px;
  height: 14px;
  border-radius: 999px;
  border: 2px solid #ffffff;
  background-image: var(--gradient-primary);
  box-shadow: 0 0 0 3px rgba(191, 219, 254, 0.7);
}

/* =========================================
   Utility Colors & Backgrounds
   ========================================= */
.bg-white {
  background-color: #ffffff;
}

.bg-soft-blue {
  background-color: var(--color-bg-soft);
}

.bg-gradient-primary {
  background-image: var(--gradient-primary);
}

.text-muted {
  color: var(--color-text-muted);
}

.text-soft {
  color: var(--color-text-soft);
}

.text-accent {
  color: var(--color-accent);
}

/* =========================================
   Responsive helpers
   ========================================= */
.hide-mobile {
  display: none;
}

@media (min-width: 768px) {
  .hide-mobile {
    display: initial;
  }

  .hide-desktop {
    display: none;
  }
}

/* =========================================
   Tables (for FAQ / info blocks)
   ========================================= */
.table {
  width: 100%;
  border-collapse: collapse;
  font-size: var(--font-size-sm);
}

.table th,
.table td {
  padding: 0.6rem 0.8rem;
  border-bottom: 1px solid rgba(148, 163, 184, 0.35);
}

.table th {
  text-align: left;
  font-weight: 600;
  color: var(--color-gray-800);
  background-color: rgba(248, 250, 252, 0.8);
}

/* =========================================
   Chips / pill list helpers
   ========================================= */
.pill-list {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
}

.pill {
  padding: 4px 12px;
  border-radius: var(--radius-pill);
  font-size: var(--font-size-xs);
  background-color: rgba(37, 99, 235, 0.06);
  color: var(--color-primary-strong);
}

.pill--accent {
  background-color: rgba(244, 63, 94, 0.08);
  color: var(--color-accent);
}