/* ============================================
   Hello Maps — Global Stylesheet
   Design System: docs/designer/visual/design-system.md
   ============================================ */

/* ---------- Design Tokens ---------- */
:root {
  /* Primary (Technical Blue) */
  --color-primary:        #2563EB;
  --color-primary-hover:  #1D4ED8;

  /* Surface & Background */
  --color-surface:        #FFFFFF;
  --color-surface-alt:    #F8FAFC;

  /* Typography */
  --color-text:           #0F172A;
  --color-text-muted:     #64748B;

  /* Structural */
  --color-border:         #E2E8F0;

  /* Semantic */
  --color-success:        #16A34A;
  --color-error:          #DC2626;

  /* Map */
  --color-map-overlay:    rgba(255, 255, 255, 0.9);

  /* Spacing (4px base) */
  --space-xs:   4px;
  --space-sm:   8px;
  --space-md:   16px;
  --space-lg:   24px;
  --space-xl:   32px;
  --space-2xl:  48px;
  --space-3xl:  64px;

  /* Border Radius */
  --radius-sm:  4px;
  --radius-md:  6px;
  --radius-lg:  12px;

  /* Shadows */
  --shadow-sm:  0 1px 2px 0 rgba(15, 23, 42, 0.05);
  --shadow-md:  0 4px 6px -1px rgba(15, 23, 42, 0.1), 0 2px 4px -2px rgba(15, 23, 42, 0.05);

  /* Layout */
  --max-width:  1200px;
}

/* ---------- Reset ---------- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: 'Inter', system-ui, -apple-system, sans-serif;
  font-size: 1rem;
  font-weight: 400;
  line-height: 1.5;
  color: var(--color-text);
  background-color: var(--color-surface);
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

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

a {
  color: var(--color-primary);
  text-decoration: none;
}

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

ul, ol {
  list-style: none;
}

/* ---------- Typography ---------- */
h1, h2, h3, h4, h5, h6 {
  font-weight: 600;
  color: var(--color-text);
}

h1 {
  font-size: 2rem;
  line-height: 1.25;
}

h2 {
  font-size: 1.5rem;
  line-height: 1.3;
}

h3 {
  font-size: 1.25rem;
  line-height: 1.4;
}

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

code, pre {
  font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  font-size: 0.875rem;
}

/* ---------- Navigation ---------- */
header {
  background: var(--color-surface);
  border-bottom: 1px solid var(--color-border);
  position: sticky;
  top: 0;
  z-index: 100;
}

#site-nav {
  display: flex;
  align-items: center;
  justify-content: space-between;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-md) var(--space-lg);
}

.nav-logo {
  display: flex;
  align-items: center;
  color: var(--color-text);
  font-size: 1.25rem;
  font-weight: 600;
  letter-spacing: -0.02em;
}

.nav-logo:hover {
  color: var(--color-primary);
  opacity: 0.85;
}

.nav-logo-img {
  height: 36px;
  width: auto;
  display: block;
}

.nav-links {
  display: flex;
  gap: var(--space-xl);
}

.nav-links a {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  font-weight: 500;
  transition: color 0.15s ease;
}

.nav-links a:hover,
.nav-links a[aria-current="page"] {
  color: var(--color-primary);
}

.nav-mobile-toggle {
  display: none;
  background: none;
  border: none;
  font-size: 1.5rem;
  cursor: pointer;
  color: var(--color-text);
  padding: var(--space-xs);
}

/* Mobile nav */
@media (max-width: 639px) {
  .nav-links {
    display: none;
    flex-direction: column;
    position: absolute;
    top: 100%;
    left: 0;
    right: 0;
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: var(--space-md) var(--space-lg);
    gap: var(--space-md);
    box-shadow: var(--shadow-md);
  }

  .nav-open .nav-links {
    display: flex;
  }

  .nav-mobile-toggle {
    display: block;
  }
}

/* ---------- Main Content ---------- */
main {
  flex: 1;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 var(--space-lg);
  width: 100%;
}

/* ---------- Hero ---------- */
.hero {
  text-align: center;
  padding: var(--space-3xl) 0 var(--space-2xl);
}

.hero h1 {
  font-size: 2.5rem;
  font-weight: 600;
  line-height: 1.2;
  max-width: 720px;
  margin: 0 auto;
}

.hero-subtitle {
  color: var(--color-text-muted);
  font-size: 1.125rem;
  line-height: 1.6;
  margin-top: var(--space-md);
  max-width: 560px;
  margin-left: auto;
  margin-right: auto;
}

.hero-search {
  margin-top: var(--space-xl);
  max-width: 480px;
  margin-left: auto;
  margin-right: auto;
  width: 100%;
}

.hero-search-input {
  width: 100%;
  font-size: 1rem;
  padding: var(--space-sm) var(--space-lg);
  border: 1.5px solid var(--color-border);
  border-radius: 9999px;
  background: var(--color-surface);
  color: var(--color-text);
  box-shadow: var(--shadow-sm);
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
  text-align: center;
}

.hero-search-input:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
  text-align: left;
}

.hero-search-input::placeholder {
  color: var(--color-text-muted);
}

@media (max-width: 639px) {
  .hero {
    padding: var(--space-2xl) 0 var(--space-xl);
  }

  .hero h1 {
    font-size: 1.75rem;
  }
}

/* ---------- Section Headings ---------- */
.section-heading {
  text-align: center;
  margin-bottom: var(--space-sm);
}

.section-caption {
  text-align: center;
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  margin-bottom: var(--space-xl);
}

/* ---------- Tool Grid ---------- */
.tool-grid {
  padding-bottom: var(--space-2xl);
}

.tool-no-results {
  text-align: center;
  color: var(--color-text-muted);
  padding: var(--space-xl) 0;
  font-size: 0.9375rem;
}

.tool-no-results-clear {
  background: none;
  border: none;
  color: var(--color-primary);
  font-size: inherit;
  font-family: inherit;
  cursor: pointer;
  text-decoration: underline;
  padding: 0;
}

.tool-no-results-clear:hover {
  color: var(--color-primary-hover);
}

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

@media (max-width: 1023px) {
  .grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 639px) {
  .grid {
    grid-template-columns: 1fr;
  }
}

/* ---------- Tool Cards ---------- */
.tool-card {
  display: flex;
  flex-direction: column;
  padding: var(--space-lg);
  background: var(--color-surface-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  transition: box-shadow 0.2s ease, border-color 0.2s ease, transform 0.2s ease;
  text-decoration: none;
  color: inherit;
}

a.tool-card:hover {
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
  transform: translateY(-2px);
}

.tool-card--placeholder {
  opacity: 0.6;
  cursor: default;
}

.tool-card-icon {
  font-size: 2rem;
  margin-bottom: var(--space-sm);
}

.tool-card h3 {
  margin-bottom: var(--space-sm);
}

.tool-card p {
  color: var(--color-text-muted);
  font-size: 0.9375rem;
  line-height: 1.5;
  flex: 1;
}

.tool-card-status {
  display: inline-block;
  margin-top: var(--space-md);
  font-size: 0.75rem;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.05em;
  color: var(--color-primary);
  background: rgba(37, 99, 235, 0.08);
  padding: var(--space-xs) var(--space-sm);
  border-radius: var(--radius-sm);
  align-self: flex-start;
}

.tool-card--placeholder .tool-card-status {
  color: var(--color-text-muted);
  background: rgba(100, 116, 139, 0.08);
}

.tool-card-status--live {
  color: var(--color-success);
  background: rgba(22, 163, 74, 0.08);
}

/* ---------- BMAC Section ---------- */
.bmac-section {
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  border-top: 1px solid var(--color-border);
}

.bmac-btn {
  display: inline-flex;
  align-items: center;
  gap: var(--space-sm);
  background: #FFDD00;
  color: #0F172A;
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 600;
  padding: var(--space-sm) var(--space-xl);
  border-radius: 9999px;
  text-decoration: none;
  border: none;
  cursor: pointer;
  box-shadow: var(--shadow-sm);
  transition: background 0.15s ease, transform 0.1s ease, box-shadow 0.15s ease;
}

.bmac-btn:hover {
  background: #F5D000;
  color: #0F172A;
  transform: translateY(-1px);
  box-shadow: var(--shadow-md);
}

.bmac-btn:active {
  transform: scale(0.98);
}

.bmac-icon {
  font-size: 1.125rem;
  line-height: 1;
}

.bmac-caption {
  margin-top: var(--space-md);
  color: var(--color-text-muted);
  font-size: 0.875rem;
}

/* ---------- Footer ---------- */
footer {
  background: var(--color-surface-alt);
  border-top: 1px solid var(--color-border);
  margin-top: auto;
}

.footer-inner {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: var(--space-2xl) var(--space-lg);
  text-align: center;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--space-md);
}

.footer-logo {
  display: inline-flex;
  align-items: center;
  opacity: 0.75;
  transition: opacity 0.15s ease;
}

.footer-logo:hover {
  opacity: 1;
}

.footer-logo-img {
  height: 28px;
  width: auto;
  display: block;
}

.footer-links {
  display: flex;
  justify-content: center;
  gap: var(--space-xl);
  margin-bottom: var(--space-md);
}

.footer-links a {
  color: var(--color-text-muted);
  font-size: 0.875rem;
  font-weight: 500;
}

.footer-links a:hover {
  color: var(--color-primary);
}

.footer-copy {
  color: var(--color-text-muted);
  font-size: 0.8125rem;
  line-height: 1.5;
}

/* ---------- Form Elements (shared) ---------- */
input[type="text"],
input[type="number"],
input[type="email"],
select,
textarea {
  font-family: inherit;
  font-size: 1rem;
  padding: var(--space-sm) var(--space-md);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  background: var(--color-surface-alt);
  color: var(--color-text);
  width: 100%;
  transition: border-color 0.15s ease, box-shadow 0.15s ease;
}

input:focus,
select:focus,
textarea:focus {
  outline: none;
  border-color: var(--color-primary);
  box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.15);
}

/* ---------- Buttons (shared) ---------- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-sm);
  font-family: inherit;
  font-size: 0.9375rem;
  font-weight: 500;
  padding: var(--space-sm) var(--space-lg);
  border: none;
  border-radius: var(--radius-md);
  cursor: pointer;
  transition: background 0.15s ease, transform 0.1s ease;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary {
  background: var(--color-primary);
  color: #FFFFFF;
}

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

.btn-secondary {
  background: transparent;
  color: var(--color-primary);
  border: 1px solid var(--color-border);
}

.btn-secondary:hover {
  background: var(--color-surface-alt);
  border-color: var(--color-primary);
}

/* ---------- Ad Slot (Phase 1: hidden) ---------- */
.ad-slot {
  display: none;
}

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

/* ---------- Cookie Consent Banner ---------- */
.consent-banner {
  position: fixed;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 200;
  background: var(--color-surface);
  border-top: 1px solid var(--color-border);
  box-shadow: 0 -2px 8px rgba(15, 23, 42, 0.08);
  padding: var(--space-md) var(--space-lg);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
  flex-wrap: wrap;
}

.consent-banner[hidden] {
  display: none;
}

.consent-banner-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  flex: 1;
  min-width: 200px;
}

.consent-banner-text a {
  color: var(--color-primary);
  text-decoration: underline;
}

.consent-banner-actions {
  display: flex;
  gap: var(--space-sm);
  flex-shrink: 0;
}

.consent-btn {
  font-family: inherit;
  font-size: 0.875rem;
  font-weight: 500;
  padding: var(--space-xs) var(--space-md);
  border-radius: var(--radius-md);
  cursor: pointer;
  border: 1px solid var(--color-border);
  transition: background 0.15s ease, border-color 0.15s ease;
}

.consent-btn--decline {
  background: transparent;
  color: var(--color-text-muted);
}

.consent-btn--decline:hover {
  background: var(--color-surface-alt);
  border-color: var(--color-text-muted);
}

.consent-btn--accept {
  background: var(--color-primary);
  color: #FFFFFF;
  border-color: var(--color-primary);
}

.consent-btn--accept:hover {
  background: var(--color-primary-hover);
  border-color: var(--color-primary-hover);
}

@media (max-width: 639px) {
  .consent-banner {
    flex-direction: column;
    align-items: flex-start;
  }

  .consent-banner-actions {
    width: 100%;
    justify-content: flex-end;
  }
}