/* ==========================================================================
   MOSTECH BİLİŞİM - Corporate Design System
   Based on AgentQL Style Reference (design.md)
   ========================================================================== */

@import url('https://fonts.googleapis.com/css2?family=Figtree:ital,wght@0,400;0,500;0,600;0,700;1,400&family=IBM+Plex+Mono:wght@400;500&family=Inter:wght@300;400;500;600;700&display=swap');

:root {
  /* Surface Palette - Red/Charcoal Tinted */
  --color-void: #0b0c0e;
  --color-abyss: #0e111b;
  --color-deep-sea: #160d0f;
  --color-cobalt-panel: #260b0e;

  /* Accent & Highlight Colors (Mostech Red) */
  --color-frosted-lilac: #f87171;
  --color-signal-blue: #d9232d;
  --color-pulse-violet: #b51a22;
  --color-aurora-purple: #d9232d;
  --color-plasma-pink: #ff4d5a;
  --color-primary-red: #d9232d;

  /* Neutral Scale */
  --color-quartz: #ffffff;
  --color-ash: #abaebb;
  --color-mist: #c7c9d1;
  --color-slate: #3c3f44;

  /* Borders */
  --color-obsidian-edge: #3a1519;
  --color-inkline: #281115;
  --color-sapphire-hairline: #4a181e;

  /* Radial Glow Gradients */
  --gradient-aurora-purple: radial-gradient(79.43% 95.88% at 38.94% -53.46%, rgba(217, 35, 45, 0.38) 0px, rgba(0, 0, 0, 0));
  --gradient-plasma-pink: radial-gradient(27.99% 22.08% at 72.13% 103.46%, rgba(255, 77, 90, 0.33) 0px, rgba(0, 0, 0, 0));
  --gradient-accent-btn: linear-gradient(90deg, #b51a22, #d9232d);

  /* Typography Fonts */
  --font-inter: 'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --font-ibm-plex-mono: 'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace;
  --font-figtree: 'Figtree', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  /* Layout & Spacing */
  --page-max-width: 1200px;
  --section-gap: 80px;
  --card-padding: 24px;
  --element-gap: 8px;

  /* Border Radius */
  --radius-sm: 2px;
  --radius-inputs: 8px;
  --radius-nav: 8px;
  --radius-cards: 12px;
  --radius-buttons: 9999px;
  --radius-full: 9999px;

  /* Elevation Shadows */
  --shadow-md: rgba(0, 0, 0, 0.2) 0px 3px 16px 0px;
  --shadow-xl: rgba(0, 0, 0, 0.5) 0px 4px 30px 0px;
  --shadow-xl-2: rgba(0, 0, 0, 0.34) 0px 20px 35px 0px, rgba(0, 0, 0, 0.25) 0px 4px 13px 0px;
  --shadow-inner-glow: rgba(255, 255, 255, 0.35) 0px 2px 14px 0px;
  --shadow-subtle: rgba(0, 0, 0, 0.15) 0px 0px 0px 1px;
}

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

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  background-color: var(--color-void);
  color: var(--color-quartz);
}

body {
  font-family: var(--font-inter);
  font-weight: 400;
  font-size: 1rem;
  line-height: 1.5;
  background-color: var(--color-void);
  color: var(--color-quartz);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

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

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

ul, ol {
  list-style: none;
}

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

/* Utility Containers */
.container {
  width: 100%;
  max-width: var(--page-max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.section-padding {
  padding: var(--section-gap) 0;
}

/* Background Atmosphere Glows */
.hero-glow-purple {
  position: absolute;
  top: 0;
  left: 10%;
  width: 60%;
  height: 600px;
  background: var(--gradient-aurora-purple);
  pointer-events: none;
  z-index: 0;
}

.hero-glow-pink {
  position: absolute;
  top: 200px;
  right: 0;
  width: 50%;
  height: 500px;
  background: var(--gradient-plasma-pink);
  pointer-events: none;
  z-index: 0;
}

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

.font-figtree {
  font-family: var(--font-figtree);
}

.font-mono {
  font-family: var(--font-ibm-plex-mono);
}

.eyebrow {
  font-family: var(--font-inter);
  font-size: 13px;
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  color: var(--color-ash);
  margin-bottom: 12px;
  display: inline-flex;
  align-items: center;
  gap: 8px;
}

.eyebrow-badge {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-obsidian-edge);
  color: var(--color-frosted-lilac);
  padding: 4px 12px;
  border-radius: var(--radius-full);
  font-size: 12px;
}

.heading-display {
  font-family: var(--font-figtree);
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 500;
  line-height: 1.05;
  letter-spacing: -1.28px;
  color: var(--color-quartz);
}

.heading-lg {
  font-family: var(--font-figtree);
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 500;
  line-height: 1.13;
  letter-spacing: -0.96px;
  color: var(--color-quartz);
}

.heading-md {
  font-family: var(--font-figtree);
  font-size: clamp(24px, 3vw, 36px);
  font-weight: 500;
  line-height: 1.2;
  letter-spacing: -0.72px;
  color: var(--color-quartz);
}

.heading-sm {
  font-family: var(--font-inter);
  font-size: 20px;
  font-weight: 500;
  line-height: 1.38;
  letter-spacing: -0.54px;
  color: var(--color-quartz);
}

.text-body {
  font-family: var(--font-inter);
  font-size: 16px;
  font-weight: 300; /* Low weight as specified in design.md */
  line-height: 1.6;
  color: var(--color-mist);
}

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

.text-gradient {
  background: linear-gradient(135deg, #ffffff 0%, var(--color-frosted-lilac) 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
}

/* ==========================================================================
   BUTTONS & CTAs
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 24px;
  border-radius: var(--radius-buttons);
  font-family: var(--font-inter);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s ease;
  border: none;
  white-space: nowrap;
  outline: none;
}

.btn-primary {
  background-color: var(--color-quartz);
  color: #050606;
  border: 1px solid rgba(255, 255, 255, 0.8);
}

.btn-primary:hover {
  background-color: #f0f0f5;
  transform: translateY(-2px);
  box-shadow: 0 4px 20px rgba(255, 255, 255, 0.2);
}

.btn-ghost {
  background-color: transparent;
  border: 1px solid #777a88;
  color: var(--color-quartz);
}

.btn-ghost:hover {
  border-color: var(--color-quartz);
  background-color: rgba(255, 255, 255, 0.05);
  transform: translateY(-2px);
}

.btn-accent {
  background: var(--gradient-accent-btn);
  color: var(--color-quartz);
  box-shadow: 0 4px 20px rgba(217, 35, 45, 0.35);
}

.btn-accent:hover {
  filter: brightness(1.1);
  transform: translateY(-2px);
  box-shadow: 0 6px 24px rgba(217, 35, 45, 0.5);
}

.btn-sm {
  padding: 8px 16px;
  font-size: 13px;
}

/* ==========================================================================
   HEADER & NAVIGATION
   ========================================================================== */

.navbar {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 72px;
  z-index: 1000;
  transition: background-color 0.3s ease, border-color 0.3s ease, backdrop-filter 0.3s ease;
  background-color: rgba(11, 12, 14, 0.6);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
}

.navbar.scrolled {
  background-color: rgba(11, 12, 14, 0.92);
  border-bottom: 1px solid var(--color-inkline);
}

.navbar-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 100%;
}

.logo-brand {
  display: flex;
  align-items: center;
  gap: 10px;
  font-family: var(--font-figtree);
  font-weight: 600;
  font-size: 20px;
  color: var(--color-quartz);
  letter-spacing: -0.02em;
}

.brand-logo-img {
  height: 54px;
  max-height: 58px;
  width: auto;
  object-fit: contain;
  filter: drop-shadow(0 2px 12px rgba(0, 0, 0, 0.6));
  transition: transform 0.25s ease, filter 0.25s ease;
}

.footer .brand-logo-img {
  height: 64px;
  max-height: 72px;
}

.logo-brand:hover .brand-logo-img {
  transform: scale(1.05);
  filter: drop-shadow(0 4px 16px rgba(217, 35, 45, 0.6));
}

.nav-links {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-family: var(--font-inter);
  font-size: 14px;
  font-weight: 400;
  color: var(--color-ash);
  transition: color 0.2s ease;
}

.nav-link:hover, .nav-link.active {
  color: var(--color-quartz);
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 16px;
}

.mobile-menu-btn {
  display: none;
  background: none;
  border: none;
  color: var(--color-quartz);
  font-size: 24px;
  cursor: pointer;
}

/* Mobile Nav Drawer */
.mobile-nav {
  position: fixed;
  top: 72px;
  left: 0;
  width: 100%;
  background-color: var(--color-abyss);
  border-bottom: 1px solid var(--color-obsidian-edge);
  padding: 24px;
  display: flex;
  flex-direction: column;
  gap: 16px;
  transform: translateY(-150%);
  transition: transform 0.3s ease;
  z-index: 999;
}

.mobile-nav.open {
  transform: translateY(0);
}

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

.hero-section {
  position: relative;
  padding-top: 150px;
  padding-bottom: 100px;
  background-color: var(--color-void);
  overflow: hidden;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: 48px;
  align-items: center;
  position: relative;
  z-index: 1;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-content.hero-centered {
  max-width: 880px;
  margin: 0 auto;
  align-items: center;
  text-align: center;
}

.hero-content.hero-centered .hero-description {
  max-width: 720px;
  margin-left: auto;
  margin-right: auto;
}

.hero-content.hero-centered .hero-cta-group {
  justify-content: center;
}

.hero-content.hero-centered .hero-stats-strip {
  justify-content: center;
  gap: 48px;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-sapphire-hairline);
  border-radius: var(--radius-full);
  padding: 6px 14px;
  font-size: 13px;
  font-weight: 500;
  color: var(--color-mist);
  margin-bottom: 24px;
}

.hero-badge .status-dot {
  width: 8px;
  height: 8px;
  background-color: #22c55e;
  border-radius: 50%;
  box-shadow: 0 0 10px #22c55e;
  animation: pulse-dot 2s infinite;
}

@keyframes pulse-dot {
  0% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0.7); }
  70% { transform: scale(1); box-shadow: 0 0 0 8px rgba(34, 197, 94, 0); }
  100% { transform: scale(0.95); box-shadow: 0 0 0 0 rgba(34, 197, 94, 0); }
}

.hero-title {
  margin-bottom: 20px;
}

.hero-description {
  margin-bottom: 32px;
  max-width: 520px;
  font-size: 18px;
}

.hero-cta-group {
  display: flex;
  align-items: center;
  gap: 16px;
  flex-wrap: wrap;
  margin-bottom: 40px;
}

.hero-stats-strip {
  display: flex;
  align-items: center;
  gap: 24px;
  padding-top: 24px;
  border-top: 1px solid var(--color-inkline);
  width: 100%;
}

.hero-stat-item {
  display: flex;
  flex-direction: column;
}

.hero-stat-value {
  font-family: var(--font-figtree);
  font-size: 24px;
  font-weight: 600;
  color: var(--color-quartz);
}

.hero-stat-label {
  font-size: 13px;
  color: var(--color-ash);
}

/* Hero IDE / System Monitor Component */
.hero-ide-window {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-obsidian-edge);
  border-radius: var(--radius-cards);
  box-shadow: var(--shadow-xl-2);
  overflow: hidden;
  position: relative;
}

.ide-header {
  background-color: #080d1a;
  border-bottom: 1px solid var(--color-inkline);
  padding: 12px 16px;
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.ide-window-controls {
  display: flex;
  gap: 6px;
}

.dot-ctrl {
  width: 10px;
  height: 10px;
  border-radius: 50%;
}
.dot-red { background-color: #ff5f56; }
.dot-yellow { background-color: #ffbd2e; }
.dot-green { background-color: #27c93f; }

.ide-tabs {
  display: flex;
  gap: 8px;
}

.ide-tab {
  font-family: var(--font-inter);
  font-size: 12px;
  color: var(--color-ash);
  padding: 4px 10px;
  border-radius: 4px;
  cursor: pointer;
  transition: all 0.2s;
  background-color: transparent;
  border: 1px solid transparent;
}

.ide-tab.active {
  background-color: var(--color-deep-sea);
  color: var(--color-quartz);
  border-color: var(--color-inkline);
}

.ide-body {
  padding: 20px;
  font-family: var(--font-ibm-plex-mono);
  font-size: 13px;
  line-height: 1.7;
  color: var(--color-mist);
  min-height: 300px;
}

.code-line {
  display: flex;
  gap: 16px;
}

.line-num {
  color: var(--color-slate);
  user-select: none;
  min-width: 20px;
}

.code-kw { color: var(--color-plasma-pink); }
.code-str { color: #f87171; }
.code-cm { color: #a89498; }
.code-fn { color: var(--color-frosted-lilac); }
.code-num { color: #f59e0b; }

.live-status-bar {
  margin-top: 16px;
  padding: 12px;
  background-color: rgba(38, 11, 14, 0.5);
  border: 1px solid var(--color-sapphire-hairline);
  border-radius: 8px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 8px;
}

.status-mini-card {
  display: flex;
  flex-direction: column;
}

.status-mini-card .val {
  font-weight: 600;
  color: var(--color-quartz);
}
.status-mini-card .lbl {
  font-size: 11px;
  color: var(--color-ash);
}

/* ==========================================================================
   METRICS & PROOF BAR
   ========================================================================== */

.proof-bar {
  background-color: var(--color-abyss);
  border-top: 1px solid var(--color-obsidian-edge);
  border-bottom: 1px solid var(--color-obsidian-edge);
  padding: 40px 0;
}

.proof-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 24px;
}

.proof-card {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-inkline);
  border-radius: var(--radius-cards);
  padding: 24px;
  display: flex;
  align-items: center;
  gap: 16px;
  transition: transform 0.25s, border-color 0.25s;
}

.proof-card:hover {
  transform: translateY(-3px);
  border-color: var(--color-sapphire-hairline);
}

.proof-icon {
  width: 48px;
  height: 48px;
  border-radius: 10px;
  background: rgba(217, 35, 45, 0.15);
  border: 1px solid rgba(217, 35, 45, 0.35);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-frosted-lilac);
  font-size: 22px;
}

.proof-number {
  font-family: var(--font-figtree);
  font-size: 28px;
  font-weight: 600;
  color: var(--color-quartz);
}

.proof-desc {
  font-size: 13px;
  color: var(--color-ash);
}

/* ==========================================================================
   SERVICES SECTION & FILTERS
   ========================================================================== */

.services-section {
  background-color: var(--color-abyss);
  position: relative;
}

.section-header {
  text-align: center;
  max-width: 680px;
  margin: 0 auto 48px auto;
}

.section-header .heading-lg {
  margin-bottom: 16px;
}

/* Filter Navigation */
.filter-tabs {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  margin-bottom: 40px;
  flex-wrap: wrap;
}

.filter-tab {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-obsidian-edge);
  color: var(--color-ash);
  padding: 8px 20px;
  border-radius: var(--radius-buttons);
  font-size: 14px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.2s;
}

.filter-tab:hover {
  color: var(--color-quartz);
  border-color: var(--color-sapphire-hairline);
}

.filter-tab.active {
  background-color: var(--color-cobalt-panel);
  border-color: var(--color-signal-blue);
  color: var(--color-quartz);
  box-shadow: 0 0 12px rgba(40, 98, 215, 0.3);
}

/* Service Card Grid */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.service-card {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-obsidian-edge);
  border-radius: var(--radius-cards);
  padding: var(--card-padding);
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  transition: all 0.3s ease;
  position: relative;
  overflow: hidden;
}

.service-card:hover {
  transform: translateY(-5px);
  border-color: var(--color-sapphire-hairline);
  box-shadow: var(--shadow-xl);
}

.service-card.highlighted {
  background-color: var(--color-cobalt-panel);
  border-color: #1e2b48;
}

.service-top {
  margin-bottom: 24px;
}

.service-icon-box {
  width: 52px;
  height: 52px;
  border-radius: 12px;
  background-color: rgba(217, 35, 45, 0.15);
  border: 1px solid rgba(217, 35, 45, 0.3);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-frosted-lilac);
  font-size: 24px;
  margin-bottom: 20px;
}

.service-title {
  font-family: var(--font-inter);
  font-size: 20px;
  font-weight: 500;
  color: var(--color-quartz);
  margin-bottom: 10px;
}

.service-body-text {
  font-size: 14px;
  line-height: 1.6;
  color: var(--color-mist);
  margin-bottom: 20px;
}

.service-features-list {
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin-bottom: 24px;
}

.feature-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--color-mist);
}

.feature-item svg {
  color: #22c55e;
  flex-shrink: 0;
}

.service-footer {
  padding-top: 16px;
  border-top: 1px solid var(--color-inkline);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.service-link {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-frosted-lilac);
  display: inline-flex;
  align-items: center;
  gap: 6px;
  transition: gap 0.2s;
  cursor: pointer;
}

.service-link:hover {
  gap: 10px;
  color: var(--color-quartz);
}

/* ==========================================================================
   INTERACTIVE TOOLS SECTION (CALCULATOR & CONFIGURATOR)
   ========================================================================== */

.tools-section {
  background-color: var(--color-void);
  position: relative;
}

.tools-tabs {
  display: flex;
  justify-content: center;
  gap: 16px;
  margin-bottom: 32px;
}

.tool-tab-btn {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-obsidian-edge);
  color: var(--color-ash);
  padding: 12px 28px;
  border-radius: var(--radius-buttons);
  font-size: 15px;
  font-weight: 500;
  cursor: pointer;
  transition: all 0.25s;
  display: flex;
  align-items: center;
  gap: 10px;
}

.tool-tab-btn.active {
  background-color: var(--color-cobalt-panel);
  border-color: var(--color-signal-blue);
  color: var(--color-quartz);
  box-shadow: 0 0 16px rgba(40, 98, 215, 0.35);
}

.tool-card-container {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-obsidian-edge);
  border-radius: var(--radius-cards);
  padding: 40px;
  box-shadow: var(--shadow-xl);
}

/* Calculator Grid */
.calculator-grid {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 40px;
}

.calc-inputs {
  display: flex;
  flex-direction: column;
  gap: 28px;
}

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

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

.input-label {
  font-size: 14px;
  font-weight: 500;
  color: var(--color-quartz);
}

.input-val-badge {
  font-family: var(--font-ibm-plex-mono);
  background-color: var(--color-cobalt-panel);
  border: 1px solid var(--color-sapphire-hairline);
  color: var(--color-frosted-lilac);
  padding: 2px 10px;
  border-radius: 6px;
  font-size: 13px;
}

/* Range Slider */
input[type=range] {
  -webkit-appearance: none;
  width: 100%;
  background: var(--color-inkline);
  height: 6px;
  border-radius: 3px;
  outline: none;
}

input[type=range]::-webkit-slider-thumb {
  -webkit-appearance: none;
  appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-quartz);
  border: 2px solid var(--color-signal-blue);
  cursor: pointer;
  box-shadow: 0 0 10px rgba(40, 98, 215, 0.5);
  transition: transform 0.15s;
}

input[type=range]::-webkit-slider-thumb:hover {
  transform: scale(1.15);
}

/* Radio Pill Group */
.radio-pill-group {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 12px;
}

.radio-pill-label {
  background-color: var(--color-abyss);
  border: 1px solid var(--color-inkline);
  border-radius: 8px;
  padding: 12px;
  text-align: center;
  cursor: pointer;
  transition: all 0.2s;
  font-size: 13px;
}

.radio-pill-label input {
  display: none;
}

.radio-pill-label.active {
  background-color: var(--color-cobalt-panel);
  border-color: var(--color-signal-blue);
  color: var(--color-quartz);
}

.calc-output-card {
  background: linear-gradient(180deg, var(--color-cobalt-panel) 0%, #160d0f 100%);
  border: 1px solid var(--color-sapphire-hairline);
  border-radius: var(--radius-cards);
  padding: 32px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.calc-price-title {
  font-size: 14px;
  color: var(--color-ash);
  margin-bottom: 8px;
}

.calc-price-amount {
  font-family: var(--font-figtree);
  font-size: 44px;
  font-weight: 600;
  color: var(--color-quartz);
  line-height: 1;
}

.calc-price-amount span {
  font-size: 16px;
  font-weight: 400;
  color: var(--color-ash);
}

.calc-breakdown {
  margin: 24px 0;
  display: flex;
  flex-direction: column;
  gap: 12px;
  padding: 16px 0;
  border-top: 1px solid var(--color-sapphire-hairline);
  border-bottom: 1px solid var(--color-sapphire-hairline);
}

.breakdown-row {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  color: var(--color-mist);
}

.breakdown-row span:last-child {
  font-family: var(--font-ibm-plex-mono);
  color: var(--color-quartz);
}

/* Configurator Checkboxes */
.config-options-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 16px;
}

.config-option-card {
  background-color: var(--color-abyss);
  border: 1px solid var(--color-inkline);
  border-radius: 10px;
  padding: 16px;
  cursor: pointer;
  transition: all 0.2s;
  display: flex;
  align-items: flex-start;
  gap: 12px;
}

.config-option-card:hover {
  border-color: var(--color-sapphire-hairline);
}

.config-option-card.selected {
  background-color: var(--color-cobalt-panel);
  border-color: var(--color-signal-blue);
}

.config-option-card input {
  margin-top: 4px;
}

.config-opt-title {
  font-weight: 500;
  font-size: 14px;
  color: var(--color-quartz);
  margin-bottom: 2px;
}

.config-opt-desc {
  font-size: 12px;
  color: var(--color-ash);
}

/* ==========================================================================
   WHY MOSTECH SPOTLIGHT
   ========================================================================== */

.spotlight-section {
  background-color: var(--color-abyss);
}

.spotlight-card {
  background-color: var(--color-cobalt-panel);
  border: 1px solid #1e2b48;
  border-radius: var(--radius-cards);
  padding: 48px;
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: 48px;
  align-items: center;
  position: relative;
  overflow: hidden;
}

.spotlight-card::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -100px;
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(217, 35, 45, 0.25) 0%, transparent 70%);
  pointer-events: none;
}

.spotlight-list {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-top: 32px;
}

.spotlight-item {
  display: flex;
  align-items: flex-start;
  gap: 14px;
}

.spotlight-icon {
  width: 36px;
  height: 36px;
  border-radius: 8px;
  background-color: rgba(133, 166, 233, 0.15);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-frosted-lilac);
  font-size: 18px;
  flex-shrink: 0;
}

.spotlight-item-title {
  font-weight: 500;
  font-size: 15px;
  color: var(--color-quartz);
  margin-bottom: 4px;
}

.spotlight-item-desc {
  font-size: 13px;
  color: var(--color-ash);
}

/* ==========================================================================
   PORTFOLIO / CASE STUDIES
   ========================================================================== */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

.portfolio-card {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-obsidian-edge);
  border-radius: var(--radius-cards);
  overflow: hidden;
  transition: all 0.3s ease;
}

.portfolio-card:hover {
  transform: translateY(-4px);
  border-color: var(--color-sapphire-hairline);
  box-shadow: var(--shadow-xl);
}

.portfolio-img-box {
  height: 180px;
  background-color: #070d19;
  position: relative;
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--color-inkline);
  overflow: hidden;
}

.portfolio-img-placeholder {
  width: 100%;
  height: 100%;
  background-size: cover;
  background-position: center;
  transition: transform 0.5s ease;
}

.portfolio-card:hover .portfolio-img-placeholder {
  transform: scale(1.05);
}

.portfolio-tag {
  position: absolute;
  top: 12px;
  left: 12px;
  background-color: rgba(11, 12, 14, 0.85);
  backdrop-filter: blur(8px);
  border: 1px solid var(--color-sapphire-hairline);
  color: var(--color-frosted-lilac);
  font-size: 11px;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--radius-full);
}

.portfolio-content {
  padding: 24px;
}

.portfolio-title {
  font-family: var(--font-inter);
  font-size: 18px;
  font-weight: 500;
  color: var(--color-quartz);
  margin-bottom: 8px;
}

.portfolio-desc {
  font-size: 13px;
  color: var(--color-ash);
  line-height: 1.5;
}

/* ==========================================================================
   FAQ ACCORDION
   ========================================================================== */

.faq-section {
  background-color: var(--color-void);
}

.faq-container {
  max-width: 800px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.faq-item {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-obsidian-edge);
  border-radius: var(--radius-cards);
  overflow: hidden;
  transition: border-color 0.2s;
}

.faq-item.active {
  border-color: var(--color-sapphire-hairline);
}

.faq-question {
  padding: 20px 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  cursor: pointer;
  font-weight: 500;
  font-size: 16px;
  color: var(--color-quartz);
  user-select: none;
}

.faq-icon {
  width: 24px;
  height: 24px;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-ash);
  transition: transform 0.3s ease;
}

.faq-item.active .faq-icon {
  transform: rotate(180deg);
  color: var(--color-frosted-lilac);
}

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s cubic-bezier(0, 1, 0, 1);
  padding: 0 24px;
  color: var(--color-mist);
  font-size: 14px;
  line-height: 1.6;
}

.faq-item.active .faq-answer {
  max-height: 500px;
  padding-bottom: 20px;
  transition: max-height 0.3s cubic-bezier(1, 0, 1, 0);
}

/* ==========================================================================
   CONTACT SECTION & FORM
   ========================================================================== */

.contact-section {
  background-color: var(--color-abyss);
}

.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.2fr;
  gap: 48px;
}

.contact-info-card {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-obsidian-edge);
  border-radius: var(--radius-cards);
  padding: 40px;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
}

.contact-detail-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 24px;
}

.contact-detail-icon {
  width: 44px;
  height: 44px;
  border-radius: 10px;
  background-color: var(--color-cobalt-panel);
  border: 1px solid var(--color-sapphire-hairline);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-frosted-lilac);
  font-size: 20px;
  flex-shrink: 0;
}

.contact-detail-title {
  font-size: 13px;
  color: var(--color-ash);
  margin-bottom: 2px;
}

.contact-detail-val {
  font-size: 15px;
  color: var(--color-quartz);
  font-weight: 500;
}

.form-card {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-obsidian-edge);
  border-radius: var(--radius-cards);
  padding: 40px;
}

.form-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 20px;
  margin-bottom: 20px;
}

.form-group-full {
  grid-column: span 2;
}

.form-control {
  width: 100%;
  background-color: var(--color-abyss);
  border: 1px solid var(--color-inkline);
  border-radius: var(--radius-inputs);
  padding: 12px 16px;
  color: var(--color-quartz);
  font-size: 14px;
  outline: none;
  transition: border-color 0.2s, box-shadow 0.2s;
}

.form-control:focus {
  border-color: var(--color-signal-blue);
  box-shadow: 0 0 10px rgba(40, 98, 215, 0.3);
}

textarea.form-control {
  min-height: 120px;
  resize: vertical;
}

/* ==========================================================================
   MODAL DIALOG
   ========================================================================== */

.modal-overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(11, 12, 14, 0.85);
  backdrop-filter: blur(12px);
  z-index: 2000;
  display: flex;
  align-items: center;
  justify-content: center;
  opacity: 0;
  pointer-events: none;
  transition: opacity 0.3s ease;
  padding: 24px;
}

.modal-overlay.open {
  opacity: 1;
  pointer-events: auto;
}

.modal-box {
  background-color: var(--color-deep-sea);
  border: 1px solid var(--color-sapphire-hairline);
  border-radius: var(--radius-cards);
  width: 100%;
  max-width: 600px;
  padding: 32px;
  box-shadow: var(--shadow-xl-2);
  position: relative;
  transform: translateY(20px);
  transition: transform 0.3s ease;
}

.modal-overlay.open .modal-box {
  transform: translateY(0);
}

.modal-close-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: none;
  border: none;
  color: var(--color-ash);
  font-size: 24px;
  cursor: pointer;
  transition: color 0.2s;
}

.modal-close-btn:hover {
  color: var(--color-quartz);
}

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

.footer {
  background-color: var(--color-void);
  border-top: 1px solid var(--color-obsidian-edge);
  padding: 60px 0 30px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(3, 1fr);
  gap: 40px;
  margin-bottom: 48px;
}

.footer-col-title {
  font-family: var(--font-inter);
  font-size: 14px;
  font-weight: 600;
  color: var(--color-quartz);
  margin-bottom: 20px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.footer-link {
  font-size: 14px;
  color: var(--color-ash);
  transition: color 0.2s;
}

.footer-link:hover {
  color: var(--color-quartz);
}

.footer-bottom {
  padding-top: 30px;
  border-top: 1px solid var(--color-inkline);
  display: flex;
  align-items: center;
  justify-content: space-between;
  font-size: 13px;
  color: var(--color-ash);
}

/* ==========================================================================
   GLOBAL BACKGROUND VIDEO SCRUB (bg.mp4)
   ========================================================================== */

html, body {
  background-color: var(--color-void) !important;
  position: relative;
}

.global-bg-video-wrapper {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  z-index: 1; /* Placed in front of body canvas, behind sections */
  overflow: hidden;
  pointer-events: none;
}

.global-bg-video {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.75) contrast(1.15); /* Increased brightness for vivid server lights */
  transform: scale(1.02);
  will-change: transform;
}

.global-video-overlay {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 50%, rgba(11, 12, 14, 0.25) 0%, rgba(11, 12, 14, 0.75) 90%);
  pointer-events: none;
}

/* Ensure all content sections sit above global video background */
.navbar {
  position: fixed !important;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000 !important;
}

.hero-section,
.proof-bar,
.services-section,
.tools-section,
.spotlight-section,
.portfolio-section,
.faq-section,
.contact-section,
.footer {
  position: relative;
  z-index: 2;
}

.hero-section,
.services-section,
.tools-section,
.spotlight-section,
.portfolio-section,
.faq-section,
.contact-section {
  background-color: transparent;
}

.proof-bar {
  background-color: rgba(14, 17, 27, 0.65);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
}

.service-card,
.proof-card,
.portfolio-card,
.faq-item,
.contact-info-card,
.form-card,
.tool-card-container {
  background-color: rgba(24, 11, 14, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(58, 21, 25, 0.65);
}

.service-card.highlighted,
.spotlight-card {
  background-color: rgba(38, 11, 14, 0.85);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(217, 35, 45, 0.45);
}



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

@media (max-width: 1024px) {
  .hero-grid {
    grid-template-columns: 1fr;
    gap: 40px;
  }

  .proof-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .services-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .spotlight-card {
    grid-template-columns: 1fr;
  }

  .portfolio-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .calculator-grid {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (max-width: 768px) {
  .nav-links, .nav-actions {
    display: none;
  }

  .mobile-menu-btn {
    display: block;
  }

  .services-grid {
    grid-template-columns: 1fr;
  }

  .portfolio-grid {
    grid-template-columns: 1fr;
  }

  .proof-grid {
    grid-template-columns: 1fr;
  }

  .contact-grid {
    grid-template-columns: 1fr;
  }

  .form-grid {
    grid-template-columns: 1fr;
  }
  .form-group-full {
    grid-column: span 1;
  }

  .spotlight-list {
    grid-template-columns: 1fr;
  }

  .footer-grid {
    grid-template-columns: 1fr;
  }

  .footer-bottom {
    flex-direction: column;
    gap: 16px;
    text-align: center;
  }
}