/* =========================================================
   Variables
   ========================================================= */
:root {
  /* Colors */
  --color-background: #f8fafc;
  --color-surface: #ffffff;
  --color-text: #0f172a;
  --color-text-muted: #64748b;
  --color-primary: #f97316; /* warm energetic accent */
  --color-primary-soft: rgba(249, 115, 22, 0.08);
  --color-primary-strong: #ea580c;
  --color-success: #16a34a;
  --color-warning: #facc15;
  --color-danger: #ef4444;

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

  /* Typography */
  --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "SF Pro Text", "Segoe UI", sans-serif;
  --font-display: "Poppins", system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", 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 (0–96px) */
  --space-0: 0;
  --space-1: 0.25rem;  /* 4px */
  --space-2: 0.5rem;   /* 8px */
  --space-3: 0.75rem;  /* 12px */
  --space-4: 1rem;     /* 16px */
  --space-5: 1.25rem;  /* 20px */
  --space-6: 1.5rem;   /* 24px */
  --space-8: 2rem;     /* 32px */
  --space-10: 2.5rem;  /* 40px */
  --space-12: 3rem;    /* 48px */
  --space-16: 4rem;    /* 64px */
  --space-20: 5rem;    /* 80px */
  --space-24: 6rem;    /* 96px */

  /* Radius */
  --radius-sm: 0.375rem;
  --radius-md: 0.75rem;
  --radius-lg: 1.25rem;
  --radius-full: 999px;

  /* Shadows */
  --shadow-soft: 0 10px 30px rgba(15, 23, 42, 0.06);
  --shadow-medium: 0 20px 45px rgba(15, 23, 42, 0.10);
  --shadow-strong: 0 30px 70px rgba(15, 23, 42, 0.18);

  /* Transitions */
  --transition-fast: 150ms ease-out;
  --transition-normal: 220ms ease-out;
  --transition-slow: 320ms ease-out;
}

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

* {
  margin: 0;
}

html,
body {
  height: 100%;
}

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

body {
  -webkit-font-smoothing: antialiased;
}

img,
picture,
video,
canvas,
svg {
  display: block;
  max-width: 100%;
}

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

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

ul,
ol {
  padding-left: 0;
  list-style: none;
}

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

/* Remove default focus outlines – handled via :focus-visible */
:focus {
  outline: none;
}

/* =========================================================
   Base Styles
   ========================================================= */
body {
  font-family: var(--font-sans);
  font-size: var(--font-size-base);
  line-height: var(--line-height-relaxed);
  color: var(--color-text);
  background: radial-gradient(circle at top left, #ffffff 0, #f9fafb 42%, #eff3fb 100%);
}

main {
  min-height: 60vh;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-family: var(--font-display);
  font-weight: 600;
  color: var(--color-text);
  line-height: var(--line-height-tight);
  letter-spacing: -0.02em;
}

h1 {
  font-size: var(--font-size-4xl);
}

h2 {
  font-size: var(--font-size-3xl);
}

h3 {
  font-size: var(--font-size-2xl);
}

h4 {
  font-size: var(--font-size-xl);
}

h5 {
  font-size: var(--font-size-lg);
}

h6 {
  font-size: var(--font-size-base);
}

p {
  margin-bottom: var(--space-4);
  color: var(--color-text-muted);
}

strong {
  font-weight: 600;
}

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

/* Links – subtle premium style */
a {
  position: relative;
  transition: color var(--transition-normal);
}

a:hover {
  color: var(--color-primary-strong);
}

a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: -0.15em;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), #fb7185);
  border-radius: var(--radius-full);
  transition: width var(--transition-normal);
}

a:hover::after {
  width: 100%;
}

/* =========================================================
   Utilities
   ========================================================= */

/* Layout */
.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: 768px) {
  .container {
    padding-left: var(--space-6);
    padding-right: var(--space-6);
  }
}

.flex {
  display: flex;
}

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

.grid {
  display: grid;
}

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

.flex-between {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

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

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

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

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

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

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

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

.pt-8 { padding-top: var(--space-8); }
.pb-8 { padding-bottom: var(--space-8); }
.pt-12 { padding-top: var(--space-12); }
.pb-12 { padding-bottom: var(--space-12); }

/* 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;
}

/* Hero & full-width sections helpers */
.section {
  padding-top: var(--space-12);
  padding-bottom: var(--space-12);
}

.section--alt {
  background: linear-gradient(135deg, #ffffff 0%, #f3f4ff 52%, #fdf2ff 100%);
}

.full-width-bleed {
  width: 100vw;
  position: relative;
  left: 50%;
  right: 50%;
  margin-left: -50vw;
  margin-right: -50vw;
}

/* =========================================================
   Components
   ========================================================= */

/* Header layout – logo perfectly centered with nav split */
.site-header {
  position: sticky;
  top: 0;
  z-index: 40;
  background-color: rgba(248, 250, 252, 0.9);
  backdrop-filter: blur(18px);
  box-shadow: 0 1px 0 rgba(15, 23, 42, 0.06);
}

.header-inner {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  align-items: center;
  gap: var(--space-4);
  padding-top: var(--space-3);
  padding-bottom: var(--space-3);
}

.header-nav {
  display: flex;
  align-items: center;
  gap: var(--space-4);
}

.header-nav--left {
  justify-content: flex-end;
}

.header-nav--right {
  justify-content: flex-start;
}

.header-logo {
  display: flex;
  align-items: center;
  justify-content: center;
}

.header-logo img {
  max-height: 40px;
}

.header-link {
  position: relative;
  font-size: var(--font-size-sm);
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  padding: 0.4rem 0;
  color: var(--color-text-muted);
  transition: color var(--transition-normal), transform var(--transition-fast);
}

.header-link::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: linear-gradient(90deg, var(--color-primary), #22d3ee);
  border-radius: 999px;
  transition: width var(--transition-normal);
}

.header-link:hover,
.header-link--active {
  color: var(--color-text);
  transform: translateY(-1px);
}

.header-link--active::after,
.header-link:hover::after {
  width: 100%;
}

/* Mobile header adjustments */
@media (max-width: 768px) {
  .header-inner {
    grid-template-columns: 1fr auto 1fr;
  }

  .header-nav {
    display: none; /* can be overridden by mobile menu script */
  }
}

/* Hero slider base styles */
.hero {
  position: relative;
  min-height: 80vh;
  color: #ffffff;
  overflow: hidden;
}

.hero-slider {
  position: absolute;
  inset: 0;
  width: 100%;
  height: 100%;
}

.hero-slide {
  position: absolute;
  inset: 0;
  background-size: cover;
  background-position: center;
  opacity: 0;
  transition: opacity 900ms ease-in-out;
}

.hero-slide--active {
  opacity: 1;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 10% 0%, rgba(15, 23, 42, 0.7) 0, rgba(15, 23, 42, 0.3) 40%, rgba(15, 23, 42, 0.65) 100%);
  mix-blend-mode: multiply;
}

.hero-overlay {
  position: relative;
  z-index: 2;
  padding-top: var(--space-20);
  padding-bottom: var(--space-16);
}

.hero-eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.25rem 0.75rem;
  border-radius: var(--radius-full);
  background-color: rgba(15, 23, 42, 0.55);
  backdrop-filter: blur(12px);
  font-size: var(--font-size-xs);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: rgba(248, 250, 252, 0.9);
}

.hero-title {
  margin-top: var(--space-4);
  font-size: clamp(2.4rem, 5vw, 3.5rem);
  line-height: 1.05;
  color: #ffffff;
}

.hero-subtitle {
  margin-top: var(--space-4);
  max-width: 34rem;
  font-size: var(--font-size-lg);
  line-height: var(--line-height-relaxed);
  color: rgba(226, 232, 240, 0.92);
}

.hero-cta-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-4);
  margin-top: var(--space-6);
}

@media (max-width: 640px) {
  .hero-overlay {
    padding-top: var(--space-16);
    padding-bottom: var(--space-12);
  }
}

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.7rem 1.6rem;
  border-radius: var(--radius-full);
  border: 1px solid transparent;
  font-size: var(--font-size-sm);
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  cursor: pointer;
  transition:
    background-color var(--transition-normal),
    color var(--transition-normal),
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    transform var(--transition-fast);
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary) 0%, #fb7185 40%, #22c55e 100%);
  color: #ffffff;
  box-shadow: var(--shadow-medium);
}

.btn-primary:hover {
  transform: translateY(-1px);
  box-shadow: var(--shadow-strong);
}

.btn-secondary {
  background-color: rgba(15, 23, 42, 0.6);
  color: #e5e7eb;
  border-color: rgba(148, 163, 184, 0.6);
}

.btn-secondary:hover {
  background-color: rgba(15, 23, 42, 0.8);
}

.btn-ghost {
  background-color: transparent;
  color: var(--color-text);
  border-color: var(--gray-200);
}

.btn-ghost:hover {
  border-color: var(--color-primary);
  background-color: var(--color-primary-soft);
}

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

/* Forms */
.input,
.textarea,
.select {
  width: 100%;
  padding: 0.7rem 0.85rem;
  border-radius: var(--radius-md);
  border: 1px solid var(--gray-200);
  background-color: #ffffff;
  color: var(--color-text);
  font-size: var(--font-size-sm);
  transition:
    border-color var(--transition-normal),
    box-shadow var(--transition-normal),
    background-color var(--transition-normal),
    transform var(--transition-fast);
}

.input::placeholder,
.textarea::placeholder {
  color: var(--gray-400);
}

.input:focus-visible,
.textarea:focus-visible,
.select:focus-visible {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 1px rgba(249, 115, 22, 0.25), 0 18px 35px rgba(15, 23, 42, 0.10);
  transform: translateY(-1px);
}

.textarea {
  min-height: 7rem;
  resize: vertical;
}

.label {
  display: inline-flex;
  margin-bottom: 0.35rem;
  font-size: var(--font-size-sm);
  font-weight: 500;
  color: var(--gray-700);
}

.field-helper {
  margin-top: 0.35rem;
  font-size: var(--font-size-xs);
  color: var(--gray-500);
}

.field-error {
  margin-top: 0.35rem;
  font-size: var(--font-size-xs);
  color: var(--color-danger);
}

/* Card */
.card {
  background-color: var(--color-surface);
  border-radius: var(--radius-lg);
  padding: var(--space-6);
  box-shadow: var(--shadow-soft);
  border: 1px solid rgba(148, 163, 184, 0.18);
}

.card--tint-orange {
  background: radial-gradient(circle at top left, rgba(249, 115, 22, 0.08) 0, #ffffff 45%);
}

.card--tint-iris {
  background: radial-gradient(circle at top right, rgba(79, 70, 229, 0.08) 0, #ffffff 45%);
}

.card-header {
  margin-bottom: var(--space-4);
}

.card-title {
  font-size: var(--font-size-xl);
  margin-bottom: var(--space-2);
}

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

/* Gallery grid helper */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: var(--space-4);
}

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

.gallery-item {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-md);
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-slow), filter var(--transition-slow);
}

.gallery-item::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(15, 23, 42, 0.08), rgba(15, 23, 42, 0.55));
  opacity: 0;
  transition: opacity var(--transition-normal);
}

.gallery-item:hover img {
  transform: scale(1.05);
  filter: saturate(1.1);
}

.gallery-item:hover::after {
  opacity: 1;
}

/* Badges & pills */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.2rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: var(--font-size-xs);
  font-weight: 500;
}

.badge--primary {
  background-color: rgba(249, 115, 22, 0.1);
  color: var(--color-primary-strong);
}

.badge--soft {
  background-color: rgba(148, 163, 184, 0.18);
  color: var(--gray-700);
}

/* =========================================================
   Accessibility & Motion
   ========================================================= */

:focus-visible {
  outline: 2px solid transparent;
  box-shadow:
    0 0 0 1px #ffffff,
    0 0 0 4px rgba(249, 115, 22, 0.75);
  border-radius: inherit;
}

button:focus-visible,
[role="button"]:focus-visible,
.btn:focus-visible,
.header-link:focus-visible {
  outline: none;
}

@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    scroll-behavior: auto !important;
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .hero-slide,
  .gallery-item img {
    transition: none !important;
  }
}