/**
 * Mediacast Network Solutions — Main Stylesheet
 * www.mediacastnet.com
 *
 * Brand Colors (from Logo Guidelines):
 *   Capitalino Cactus: #00924A (deep green)
 *   Tender Shoots:     #ADD138 (lime green)
 *   Gradient:          lime → deep green (left to right, matching logo mark)
 *
 * Typography:
 *   Headings: Chakra Petch (closest web match to brand font "Autobus")
 *   Body:     DM Sans (clean, professional readability)
 */

/* ================================================================
   CSS CUSTOM PROPERTIES (Brand Design Tokens)
   ================================================================ */

:root {
  /* -- Brand greens -- */
  --color-cactus: #00924A;
  --color-shoots: #ADD138;

  /* -- Dark theme surface hierarchy -- */
  --color-dark: #0B0F0E;
  --color-card: #111916;
  --color-card-border: #1a2a22;

  /* -- Text hierarchy -- */
  --color-text: #F0F4F1;
  --color-text-secondary: #9BA8A0;
  --color-text-muted: #5E6B64;

  /* -- Gradients matching the logo's lime→green transition -- */
  --gradient-brand: linear-gradient(135deg, var(--color-shoots), var(--color-cactus));
  --gradient-brand-h: linear-gradient(90deg, var(--color-shoots), var(--color-cactus));

  /* -- Typography stacks -- */
  --font-heading: 'Chakra Petch', sans-serif;
  --font-body: 'DM Sans', sans-serif;

  /* -- Layout constants -- */
  --max-width: 1200px;
  --nav-height: 72px;
}


/* ================================================================
   RESET & BASE
   ================================================================ */

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

html {
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

body {
  background: var(--color-dark);
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 16px;
  line-height: 1.7;
  overflow-x: hidden;
}

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

a {
  color: inherit;
  text-decoration: none;
  transition: color 0.2s ease;
}

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 600;
  line-height: 1.2;
  letter-spacing: -0.02em;
}


/* ================================================================
   SCROLLBAR
   ================================================================ */

::-webkit-scrollbar { width: 8px; }
::-webkit-scrollbar-track { background: var(--color-dark); }
::-webkit-scrollbar-thumb { background: var(--color-card-border); border-radius: 4px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-cactus); }


/* ================================================================
   LAYOUT UTILITIES
   ================================================================ */

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: 120px 0;
}

.section-bg-alt {
  background: rgba(17, 25, 22, 0.4);
}


/* ================================================================
   TYPOGRAPHY UTILITIES
   ================================================================ */

.gradient-text {
  background: var(--gradient-brand);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.label-tag {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-shoots);
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 16px;
}

.label-tag::before {
  content: '';
  width: 32px;
  height: 2px;
  background: var(--gradient-brand-h);
  display: inline-block;
}

.section-title {
  font-size: clamp(32px, 5vw, 48px);
  font-weight: 600;
  margin-bottom: 16px;
}

.section-subtitle {
  font-size: 18px;
  color: var(--color-text-secondary);
  max-width: 640px;
  line-height: 1.7;
}

.section-header {
  margin-bottom: 64px;
}


/* ================================================================
   ANIMATIONS
   ================================================================ */

@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes pulseGlow {
  0%, 100% { opacity: 0.4; }
  50%      { opacity: 0.8; }
}

/* Elements start hidden; JS adds .is-visible when scrolled into view */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.animate-on-scroll.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delays applied via data-delay attribute in JS */
.animate-on-scroll[data-delay="1"] { transition-delay: 0.08s; }
.animate-on-scroll[data-delay="2"] { transition-delay: 0.16s; }
.animate-on-scroll[data-delay="3"] { transition-delay: 0.24s; }
.animate-on-scroll[data-delay="4"] { transition-delay: 0.32s; }
.animate-on-scroll[data-delay="5"] { transition-delay: 0.40s; }
.animate-on-scroll[data-delay="6"] { transition-delay: 0.48s; }

/* Hero-specific entrance animations (fire immediately on load) */
.hero-animate {
  animation: fadeInUp 0.7s ease-out both;
}
.hero-animate-1 { animation-delay: 0.2s; }
.hero-animate-2 { animation-delay: 0.4s; }
.hero-animate-3 { animation-delay: 0.6s; }
.hero-animate-4 { animation-delay: 0.8s; }


/* ================================================================
   NAVIGATION
   ================================================================ */

.nav {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  height: var(--nav-height);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid transparent;
  transition: background 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;
}

.nav.is-scrolled {
  background: rgba(11, 15, 14, 0.95);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom-color: var(--color-card-border);
}

.nav__inner {
  max-width: var(--max-width);
  width: 100%;
  padding: 0 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

/* Logo block */
.nav__logo {
  display: flex;
  align-items: center;
  gap: 12px;
  cursor: pointer;
}

.nav__logo-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.nav__logo-name {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 600;
  letter-spacing: 0.04em;
}

.nav__logo-sub {
  font-family: var(--font-heading);
  font-size: 7px;
  font-weight: 300;
  letter-spacing: 0.12em;
  color: var(--color-text-secondary);
  text-transform: uppercase;
}

/* Desktop navigation links */
.nav__links {
  display: flex;
  gap: 4px;
  align-items: center;
}

.nav__link {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 400;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
  padding: 8px 16px;
  border-radius: 4px;
  transition: color 0.2s ease, background 0.2s ease;
}

.nav__link:hover {
  color: var(--color-text);
}

.nav__link.is-active {
  font-weight: 500;
  color: var(--color-shoots);
  background: rgba(173, 209, 56, 0.08);
}

/* Mobile hamburger */
.nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  background: none;
  border: none;
}

.nav__hamburger span {
  width: 24px;
  height: 2px;
  background: var(--color-text);
  transition: transform 0.3s ease, opacity 0.3s ease;
}

/* Mobile menu overlay */
.nav__mobile-menu {
  display: none;
  position: fixed;
  top: var(--nav-height);
  left: 0;
  right: 0;
  bottom: 0;
  background: rgba(11, 15, 14, 0.98);
  backdrop-filter: blur(20px);
  flex-direction: column;
  padding: 32px 24px;
  gap: 8px;
  z-index: 999;
}

.nav__mobile-menu.is-open {
  display: flex;
}

.nav__mobile-link {
  font-family: var(--font-heading);
  font-size: 20px;
  font-weight: 500;
  letter-spacing: 0.04em;
  color: var(--color-text-secondary);
  padding: 16px 0;
  border-bottom: 1px solid var(--color-card-border);
  transition: color 0.2s ease;
}

.nav__mobile-link:hover,
.nav__mobile-link.is-active {
  color: var(--color-shoots);
}


/* ================================================================
   HERO SECTION
   ================================================================ */

.hero {
  min-height: 100vh;
  display: flex;
  align-items: center;
  position: relative;
  overflow: hidden;
}

/* Ambient glow orbs */
.hero__glow-1 {
  position: absolute;
  top: -20%;
  right: -10%;
  width: 600px;
  height: 600px;
  background: radial-gradient(circle, rgba(0,146,74,0.08) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulseGlow 6s ease-in-out infinite;
  pointer-events: none;
}

.hero__glow-2 {
  position: absolute;
  bottom: -10%;
  left: -5%;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(173,209,56,0.06) 0%, transparent 70%);
  border-radius: 50%;
  animation: pulseGlow 8s ease-in-out infinite 2s;
  pointer-events: none;
}

/* Subtle background grid */
.hero__grid {
  position: absolute;
  inset: 0;
  background-image:
    linear-gradient(rgba(255,255,255,0.015) 1px, transparent 1px),
    linear-gradient(90deg, rgba(255,255,255,0.015) 1px, transparent 1px);
  background-size: 80px 80px;
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  padding-top: var(--nav-height);
  max-width: 800px;
}

/* Tagline chip */
.hero__chip {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid var(--color-card-border);
  background: rgba(17, 25, 22, 0.6);
  margin-bottom: 32px;
}

.hero__chip-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--color-shoots);
}

.hero__chip-text {
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.hero__title {
  font-size: clamp(40px, 6vw, 72px);
  font-weight: 700;
  line-height: 1.05;
  margin-bottom: 28px;
}

.hero__subtitle {
  font-size: 20px;
  line-height: 1.7;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin-bottom: 48px;
}

.hero__cta-row {
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}


/* ================================================================
   BUTTONS
   ================================================================ */

.btn {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 500;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  padding: 14px 32px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.3s ease;
  border: none;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.btn--primary {
  background: var(--gradient-brand);
  color: #0B0F0E;
  box-shadow: 0 4px 15px rgba(0, 146, 74, 0.15);
}

.btn--primary:hover {
  background: linear-gradient(135deg, #c2e04a, #00a854);
  transform: translateY(-2px);
  box-shadow: 0 8px 30px rgba(0, 146, 74, 0.3);
}

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

.btn--outline:hover {
  background: rgba(173, 209, 56, 0.08);
}

.btn--full-width {
  width: 100%;
  justify-content: center;
}


/* ================================================================
   CARDS (Service cards, Project cards, Feature cards)
   ================================================================ */

.card {
  padding: 36px;
  background: var(--color-card);
  border: 1px solid var(--color-card-border);
  border-radius: 8px;
  transition: border-color 0.3s ease, transform 0.3s ease;
  height: 100%;
}

.card:hover {
  border-color: var(--color-cactus);
}

.card--clickable:hover {
  transform: translateY(-4px);
  cursor: pointer;
}

.card__icon {
  font-size: 28px;
  margin-bottom: 16px;
}

.card__title {
  font-size: 20px;
  font-weight: 600;
  margin-bottom: 12px;
}

.card__desc {
  color: var(--color-text-secondary);
  font-size: 15px;
  line-height: 1.7;
}

/* Tag / discipline chip */
.tag {
  display: inline-block;
  padding: 4px 12px;
  border-radius: 3px;
  background: rgba(0, 146, 74, 0.1);
  border: 1px solid rgba(0, 146, 74, 0.2);
  font-size: 12px;
  font-family: var(--font-heading);
  color: var(--color-shoots);
  letter-spacing: 0.04em;
}

.tag-row {
  display: flex;
  flex-wrap: wrap;
  gap: 8px;
  margin-top: 20px;
}

/* Venue type label used on project cards */
.card__venue-type {
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-shoots);
  margin-bottom: 12px;
}

.card__location {
  font-size: 14px;
  color: var(--color-text-muted);
  margin-bottom: 16px;
  font-family: var(--font-heading);
}


/* ================================================================
   GRID LAYOUTS
   ================================================================ */

.grid-2 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 20px;
}

.grid-3 {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 20px;
}

.stack {
  display: flex;
  flex-direction: column;
  gap: 32px;
}

.stack--tight { gap: 20px; }
.stack--loose { gap: 24px; }

.text-center { text-align: center; }
.mt-48 { margin-top: 48px; }
.mb-80 { margin-bottom: 80px; }
.pt-nav { padding-top: var(--nav-height); }
.flex-1 { flex: 1; }


/* ================================================================
   SERVICES PAGE — Expanded service blocks
   ================================================================ */

.service-block {
  padding: 48px;
  background: var(--color-card);
  border: 1px solid var(--color-card-border);
  border-radius: 8px;
}

.service-block__header {
  display: flex;
  align-items: flex-start;
  gap: 20px;
  margin-bottom: 20px;
}

.service-block__icon { font-size: 32px; }

.service-block__name {
  font-size: 26px;
  font-weight: 600;
}

.service-block__desc {
  font-size: 16px;
  line-height: 1.8;
  color: var(--color-text-secondary);
  margin-bottom: 28px;
  max-width: 800px;
}

.service-block__cap-label {
  font-family: var(--font-heading);
  font-size: 13px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-shoots);
  margin-bottom: 16px;
}

.capability-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
  gap: 10px;
}

.capability-item {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 14px;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

.capability-item::before {
  content: '';
  width: 4px;
  height: 4px;
  border-radius: 50%;
  background: var(--color-cactus);
  flex-shrink: 0;
  margin-top: 8px;
}


/* ================================================================
   PROJECTS PAGE — Split layout cards
   ================================================================ */

.project-card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  padding: 48px;
  background: var(--color-card);
  border: 1px solid var(--color-card-border);
  border-radius: 8px;
  align-items: center;
}

.project-card__title {
  font-size: 32px;
  font-weight: 700;
  margin-bottom: 6px;
}

.project-card__desc {
  color: var(--color-text-secondary);
  line-height: 1.8;
}

.discipline-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
}

.discipline-item {
  display: flex;
  align-items: center;
  gap: 12px;
  font-size: 15px;
  color: var(--color-text-secondary);
}

.discipline-item::before {
  content: '';
  width: 24px;
  height: 2px;
  background: var(--gradient-brand-h);
  display: inline-block;
}

.discipline-label {
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}


/* ================================================================
   MEDIACASTER PAGE
   ================================================================ */

.mediacaster-hero__glow {
  position: absolute;
  top: 10%;
  right: 5%;
  width: 500px;
  height: 500px;
  background: radial-gradient(circle, rgba(0,146,74,0.06) 0%, transparent 70%);
  border-radius: 50%;
  pointer-events: none;
}

.product-chip {
  display: inline-flex;
  padding: 6px 16px;
  border-radius: 20px;
  border: 1px solid var(--color-card-border);
  background: rgba(17, 25, 22, 0.6);
  margin-bottom: 24px;
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}


/* ================================================================
   ABOUT PAGE — Career timeline
   ================================================================ */

.timeline-item {
  display: flex;
  align-items: flex-start;
  gap: 24px;
  padding: 24px 0;
  border-top: 1px solid var(--color-card-border);
}

.timeline-item__period {
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  min-width: 120px;
  padding-top: 4px;
}

.timeline-item__org {
  font-size: 18px;
  font-weight: 600;
  margin-bottom: 4px;
}

.timeline-item__role {
  font-size: 15px;
  color: var(--color-text-secondary);
}

/* Credential cards */
.cred-label {
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-shoots);
  margin-bottom: 16px;
}

.membership-chip {
  display: inline-block;
  padding: 6px 16px;
  border-radius: 4px;
  border: 1px solid var(--color-card-border);
  font-size: 14px;
  font-family: var(--font-heading);
  font-weight: 500;
  color: var(--color-text-secondary);
  letter-spacing: 0.06em;
}


/* ================================================================
   CONTACT PAGE — Form styles
   ================================================================ */

.contact-grid {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: 64px;
  align-items: flex-start;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.form-label {
  font-family: var(--font-heading);
  font-size: 13px;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  color: var(--color-text-secondary);
}

.form-input,
.form-select,
.form-textarea {
  width: 100%;
  padding: 14px 18px;
  background: var(--color-card);
  border: 1px solid var(--color-card-border);
  border-radius: 6px;
  color: var(--color-text);
  font-family: var(--font-body);
  font-size: 15px;
  outline: none;
  transition: border-color 0.2s ease;
}

.form-input:focus,
.form-select:focus,
.form-textarea:focus {
  border-color: var(--color-cactus);
}

.form-textarea {
  resize: vertical;
  min-height: 140px;
}

.form-select {
  cursor: pointer;
  appearance: auto;
}

/* Contact info sidebar */
.contact-info-label {
  font-size: 12px;
  color: var(--color-text-muted);
  margin-bottom: 4px;
  font-family: var(--font-heading);
  letter-spacing: 0.06em;
  text-transform: uppercase;
}

/* Success state */
.form-success {
  padding: 64px;
  background: var(--color-card);
  border: 1px solid var(--color-cactus);
  border-radius: 8px;
  text-align: center;
}

.form-success__icon { font-size: 48px; margin-bottom: 16px; }
.form-success__title { font-size: 24px; font-weight: 600; margin-bottom: 12px; }
.form-success__msg { color: var(--color-text-secondary); }


/* ================================================================
   CTA BANNER (used on home page)
   ================================================================ */

.cta-banner {
  padding: 64px;
  border-radius: 12px;
  border: 1px solid var(--color-card-border);
  background: linear-gradient(135deg, rgba(0,146,74,0.06) 0%, rgba(11,15,14,1) 50%, rgba(173,209,56,0.04) 100%);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner__label {
  font-family: var(--font-heading);
  font-size: 13px;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--color-shoots);
  margin-bottom: 20px;
}

.cta-banner__title {
  font-size: clamp(32px, 4vw, 52px);
  font-weight: 700;
  margin-bottom: 20px;
}

.cta-banner__desc {
  font-size: 18px;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin: 0 auto 36px;
  line-height: 1.7;
}


/* ================================================================
   FOOTER
   ================================================================ */

.footer {
  border-top: 1px solid var(--color-card-border);
  padding: 64px 0 40px;
  background: rgba(11, 15, 14, 0.6);
}

.footer__grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer__brand-desc {
  font-size: 14px;
  color: var(--color-text-muted);
  line-height: 1.7;
  max-width: 300px;
  margin-top: 16px;
}

.footer__col-title {
  font-family: var(--font-heading);
  font-size: 12px;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--color-text-muted);
  margin-bottom: 16px;
}

.footer__link {
  font-size: 14px;
  color: var(--color-text-secondary);
  margin-bottom: 8px;
  display: block;
  transition: color 0.2s ease;
}

.footer__link:hover { color: var(--color-shoots); }

.footer__bottom {
  border-top: 1px solid var(--color-card-border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 13px;
  color: var(--color-text-muted);
}


/* ================================================================
   RESPONSIVE BREAKPOINTS
   ================================================================ */

@media (max-width: 900px) {
  /* Navigation → hamburger */
  .nav__links { display: none; }
  .nav__hamburger { display: flex; }

  /* Hero */
  .hero__subtitle { font-size: 17px; }

  /* Grids collapse to single column */
  .grid-2, .grid-3 { grid-template-columns: 1fr; }
  .project-card { grid-template-columns: 1fr; gap: 24px; }
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
  .form-row { grid-template-columns: 1fr; }
  .footer__grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .footer__bottom { flex-direction: column; gap: 8px; text-align: center; }

  /* Reduce section padding on mobile */
  .section-padding { padding: 80px 0; }

  /* Service blocks */
  .service-block { padding: 28px; }
  .capability-grid { grid-template-columns: 1fr; }

  /* CTA banner */
  .cta-banner { padding: 40px 24px; }
}

@media (max-width: 600px) {
  .footer__grid { grid-template-columns: 1fr; }
  .hero__title { font-size: clamp(32px, 8vw, 48px); }
  .hero__chip-text { font-size: 10px; }
  .nav__logo-name { font-size: 15px; }
}