/* ==========================================================================
   Muzammil Sher Ltd — Enterprise Consulting Stylesheet
   ========================================================================== */

:root {
  --bg: #F4F1E9;
  --surface: #F4F1E9;
  --elevated: #E8E5DD;
  --text: #010000;
  --accent: #16140F;
  --muted: #6C6B6B;
  --button-bg: #16140F;
  --button-text: #F4F1E9;
  --card-border: rgba(1, 0, 0, 0.25);
  --radius: 8px;
  --max: 1180px;

  --font-display: 'Libre Caslon Display', Georgia, 'Times New Roman', serif;
  --font-body: 'Libre Caslon Text', Georgia, 'Times New Roman', serif;
  --font-ui: Montserrat, Inter, Arial, sans-serif;
  --font-mono: 'JetBrains Mono', monospace;

  --dur-fast: 0.15s;
  --ease: cubic-bezier(0.16, 1, 0.3, 1);
}

[data-theme="dark"] {
  --bg: #12110E;
  --surface: #1B1914;
  --elevated: #24221C;
  --text: #F4F1E9;
  --accent: #FFFFFF;
  --muted: #A3A19B;
  --button-bg: #F4F1E9;
  --button-text: #16140F;
  --card-border: rgba(255, 255, 255, 0.18);
}

/* Base Reset & Typography */
* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
  line-height: 1.7;
  font-size: 16px;
}

p {
  text-align: left;
  word-spacing: normal;
}

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

a.inline-link {
  border-bottom: 1px solid var(--card-border);
  transition: border-color var(--dur-fast) var(--ease);
}

a.inline-link:hover {
  border-bottom-color: var(--text);
}

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

/* Container */
.wrap {
  max-width: var(--max);
  margin: 0 auto;
  padding: 0 20px;
}

/* Header & Navigation */
.nav {
  position: sticky;
  top: 0;
  z-index: 9999;
  background: rgba(244, 241, 233, 0.88);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(1, 0, 0, 0.12);
  transition: background 0.25s ease, border-color 0.25s ease;
}

.nav.scrolled {
  background: rgba(244, 241, 233, 0.96);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
}

[data-theme="dark"] .nav {
  background: rgba(18, 17, 14, 0.88);
  border-bottom-color: rgba(255, 255, 255, 0.1);
}

[data-theme="dark"] .nav.scrolled {
  background: rgba(18, 17, 14, 0.96);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.3);
  border-color: rgba(255, 255, 255, 0.12);
}

.nav-inner {
  min-height: 72px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
}

.brand {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-ui);
  font-weight: 700;
  font-size: 11px;
  letter-spacing: 1.54px;
  text-transform: uppercase;
}

.brand-monogram {
  width: 28px;
  height: 28px;
  border-radius: 6px;
  background: var(--button-bg);
  color: var(--button-text);
  display: inline-flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-mono);
  font-size: 11px;
  font-weight: 700;
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 20px;
}

.nav-links a {
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.54px;
  text-transform: uppercase;
  color: var(--muted);
  transition: color var(--dur-fast) var(--ease);
}

.nav-links a:hover,
.nav-links a.active {
  color: var(--text);
}

.nav-cta-btn {
  background: var(--button-bg);
  color: var(--button-text) !important;
  padding: 8px 18px;
  border-radius: 999px;
  font-weight: 700;
  font-size: 11px;
  transition: transform var(--dur-fast) var(--ease), opacity var(--dur-fast) var(--ease);
}

.nav-cta-btn:hover {
  transform: translateY(-1px);
  opacity: 0.9;
}

/* Mobile Nav Toggle Button */
.nav-toggle {
  display: none;
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text);
  width: 36px;
  height: 36px;
  border-radius: 6px;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s ease;
}

.nav-toggle:hover {
  background: rgba(1, 0, 0, 0.06);
}

[data-theme="dark"] .nav-toggle:hover {
  background: rgba(255, 255, 255, 0.1);
}

@media (max-width: 768px) {
  .nav-toggle {
    display: inline-flex;
  }

  .nav-links {
    display: none;
    position: absolute;
    top: 72px;
    left: 0;
    right: 0;
    background: var(--surface);
    border-bottom: 1px solid var(--card-border);
    flex-direction: column;
    padding: 20px;
    gap: 16px;
    align-items: flex-start;
    box-shadow: 0 10px 25px rgba(0, 0, 0, 0.1);
  }

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

  [data-theme="dark"] .nav-links {
    background: rgba(27, 25, 20, 0.98);
    border-bottom-color: rgba(255, 255, 255, 0.1);
  }
}

/* Theme Toggle Button */
.theme-toggle-btn {
  background: transparent;
  border: 1px solid var(--card-border);
  color: var(--text);
  width: 32px;
  height: 32px;
  border-radius: 50%;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  padding: 0;
  transition: background 0.2s ease, transform 0.2s ease;
}

.theme-toggle-btn:hover {
  background: rgba(1, 0, 0, 0.06);
}

[data-theme="dark"] .theme-toggle-btn:hover {
  background: rgba(255, 255, 255, 0.12);
}

.theme-toggle-btn .sun-icon { display: none; }
.theme-toggle-btn .moon-icon { display: block; }
[data-theme="dark"] .theme-toggle-btn .sun-icon { display: block; }
[data-theme="dark"] .theme-toggle-btn .moon-icon { display: none; }

/* Buttons */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 15px 28px;
  border-radius: var(--radius);
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  transition: transform var(--dur-fast) var(--ease), background 0.2s ease, color 0.2s ease, box-shadow 0.2s ease;
  cursor: pointer;
  border: none;
}

.btn.primary {
  background: var(--button-bg);
  color: var(--button-text);
}

.btn.primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(0, 0, 0, 0.2);
}

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

.btn.secondary:hover {
  background: var(--elevated);
  transform: translateY(-2px);
}

/* Cards & Elevated Containers */
.card {
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 24px;
  background: var(--surface);
  transition: border-color var(--dur-fast) var(--ease), transform var(--dur-fast) var(--ease), box-shadow var(--dur-fast) var(--ease);
}

.card:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 24px rgba(0, 0, 0, 0.06);
}

.eyebrow {
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.54px;
  text-transform: uppercase;
  color: var(--muted);
  margin-bottom: 12px;
}

/* Chips */
.chip-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px 6px;
  align-items: center;
}

.chip {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  padding: 6px 12px;
  border: 1px solid var(--card-border);
  border-radius: 999px;
  background: var(--elevated);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  line-height: 1.3;
}

/* Section Dividers */
.section-divider {
  height: 1px;
  background: var(--card-border);
  margin: 60px 0;
  position: relative;
}

.section-divider-pill {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  background: var(--bg);
  padding: 4px 16px;
  border: 1px solid var(--card-border);
  border-radius: 999px;
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.54px;
  text-transform: uppercase;
  color: var(--muted);
}

/* Modals */
.modal-overlay {
  display: none;
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  background: rgba(0, 0, 0, 0.65);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  z-index: 10000;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-overlay.open {
  display: flex;
}

.modal-container {
  background: var(--bg);
  color: var(--text);
  border: 1px solid var(--card-border);
  border-radius: 12px;
  max-width: 800px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  padding: 32px;
  position: relative;
  box-shadow: 0 20px 50px rgba(0, 0, 0, 0.3);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: transparent;
  border: none;
  font-size: 24px;
  color: var(--text);
  cursor: pointer;
}

/* Footer */
.footer {
  padding: 32px 0 48px;
  border-top: 1px solid var(--card-border);
  margin-top: 60px;
  font-family: var(--font-ui);
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 1.54px;
  text-transform: uppercase;
  color: var(--muted);
  display: flex;
  justify-content: space-between;
  gap: 16px;
  flex-wrap: wrap;
}

/* Accessible Skip-to-Content Link (WCAG 2.2 AA) */
.skip-link {
  position: absolute;
  top: -100px;
  left: 16px;
  background: var(--button-bg);
  color: var(--button-text);
  padding: 10px 16px;
  border-radius: 4px;
  z-index: 10000;
  text-decoration: none;
  font-family: var(--font-ui);
  font-weight: 600;
  font-size: 14px;
  transition: top 0.2s ease;
}

.skip-link:focus {
  top: 16px;
}

/* Stat Highlights & Badges */
.stat-highlight {
  font-family: var(--font-mono);
  font-weight: 700;
  color: var(--text);
  background: var(--elevated);
  padding: 3px 8px;
  border-radius: 4px;
  font-size: 12px;
  white-space: nowrap;
  display: inline-block;
  line-height: 1.3;
  vertical-align: middle;
  margin-right: 6px;
}

.service-list {
  list-style: none;
  padding: 0;
  margin: 16px 0;
}

.service-list li {
  padding: 6px 0;
  font-size: 14px;
  line-height: 1.6;
  color: var(--text);
  position: relative;
  padding-left: 14px;
}

.service-list li::before {
  content: '';
  position: absolute;
  left: 2px;
  top: 13px;
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--muted);
}

/* Executive Print Stylesheet (@media print) */
@media print {
  body {
    background: #ffffff !important;
    color: #000000 !important;
    font-size: 12pt !important;
  }
  .nav, #main-header, .theme-toggle-btn, .nav-cta-btn, .nav-toggle,
  .modal-overlay, .skip-link, .hero-actions, .cta-box, #contact {
    display: none !important;
  }
  .wrap {
    max-width: 100% !important;
    width: 100% !important;
    padding: 0 !important;
    margin: 0 !important;
  }
  .card, .callout-box {
    border: 1px solid #cccccc !important;
    background: #ffffff !important;
    page-break-inside: avoid;
  }
  a {
    color: #000000 !important;
    text-decoration: underline !important;
  }
}

/* Cookie Consent Banner */
.cookie-banner {
  position: fixed;
  bottom: 20px;
  left: 20px;
  max-width: 480px;
  width: calc(100% - 40px);
  background: var(--button-bg);
  color: var(--button-text);
  border: 1px solid var(--card-border);
  border-radius: var(--radius);
  padding: 16px 20px;
  box-shadow: 0 10px 30px rgba(0, 0, 0, 0.25);
  z-index: 9999;
  font-family: var(--font-ui);
  font-size: 13px;
  line-height: 1.5;
  transition: opacity 0.3s ease, transform 0.3s ease;
  display: none;
}

.cookie-banner.hidden {
  opacity: 0;
  transform: translateY(20px);
  pointer-events: none;
}

.cookie-banner-content {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 14px;
  flex-wrap: wrap;
}

.cookie-banner-text {
  flex: 1;
  min-width: 220px;
}

.cookie-banner-text a {
  color: var(--button-text);
  text-decoration: underline;
}

/* Contact Tabs & Calendly Widget Styling & Scroll Fix */
.contact-tabs {
  display: flex;
  gap: 12px;
  margin-bottom: 20px;
  flex-wrap: wrap;
}

.contact-tab-btn {
  background: var(--bg);
  border: 1px solid var(--card-border);
  color: var(--text);
  font-family: var(--font-ui);
  font-size: 13px;
  font-weight: 700;
  padding: 12px 24px;
  border-radius: var(--radius);
  cursor: pointer;
  transition: all 0.2s ease;
}

.contact-tab-btn.active,
.contact-tab-btn:hover {
  background: var(--button-bg);
  color: var(--button-text);
  border-color: var(--button-bg);
}

.calendly-inline,
.calendly-inline-widget,
#calendly-target iframe {
  width: 100% !important;
  height: 720px !important;
  min-height: 720px !important;
  border: none !important;
  border-radius: var(--radius) !important;
  overflow: hidden !important;
  background: transparent !important;
}

@media (max-width: 768px) {
  .calendly-inline,
  .calendly-inline-widget,
  #calendly-target iframe {
    height: 800px !important;
    min-height: 800px !important;
  }
}