/* ============================================================
   CentrusLabs — Final Color Palette & Design System
   Exact Theme Colors from Provided References
   Light Mode: Pastel Vibes (#D6E6FF, #D7F9F8, #FFFFEA, #FFF0D4)
   Dark Mode: Deep Palette (#090C12, #092233, #283C5A, #6B3B70, #B84A86)
   Clean Editorial Cards (No Big Icons, No Fake Mockup Boxes)
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800;900&display=swap');

/* ── 1. THEME TOKENS ──────────────────────────────────────── */

/* ── DARK THEME (Palette: #090C12, #092233, #283C5A, #6B3B70, #B84A86) ── */
:root,
[data-theme="dark"] {
  --theme-name: 'dark';

  /* Dark Chocolate-Grey Foundation — matches reference image 1 */
  --clr-bg:             #1A1210;
  --clr-bg-surface:     #241A14;
  --clr-bg-deep:        #110C08;
  --clr-bg-elevated:    #2E2018;
  --clr-bg-glass:       rgba(30, 20, 14, 0.80);
  --clr-bg-glass-hover: rgba(40, 26, 18, 0.94);
  --clr-bg-card:        rgba(34, 22, 16, 0.72);
  --clr-bg-card-solid:  #241A14;

  /* Reference Palette Colors */
  --clr-palette-teal:   #092233;
  --clr-palette-slate:  #283C5A;
  --clr-palette-plum:   #6B3B70;
  --clr-palette-rose:   #B84A86;

  /* Warm Chocolate-Grey Atmosphere — matches reference screenshot 1 */
  --bg-atmosphere:      linear-gradient(150deg,
                          #3E2A1C 0%,
                          #2C1E14 25%,
                          #1C1410 55%,
                          #26201A 80%,
                          #342820 100%
                        );

  /* Section Tonal Progressions */
  --section-hero:       transparent;
  --section-alt:        rgba(255, 255, 255, 0.018);
  --section-services:   transparent;
  --section-cta:        rgba(255, 255, 255, 0.025);

  /* Blue Brand Accents (Restrained — Accent Only) */
  --clr-blue-primary:   #1A8CFF;
  --clr-blue-bright:    #38BDF8;
  --clr-blue-end:       #00B4D8;
  --clr-blue-mid:       #0EA5E9;
  --clr-blue-deep:      #0284C7;
  --clr-blue-glow:      rgba(26, 140, 255, 0.06);
  --clr-blue-glow-sm:   rgba(26, 140, 255, 0.03);
  --clr-blue-glow-xs:   rgba(26, 140, 255, 0.01);

  /* Neutral Borders & Dividers */
  --clr-border:         rgba(255, 255, 255, 0.07);
  --clr-border-light:   rgba(255, 255, 255, 0.12);
  --clr-border-blue:    rgba(26, 140, 255, 0.22);
  --clr-border-blue-h:  rgba(26, 140, 255, 0.45);
  --clr-border-glass:   rgba(255, 255, 255, 0.08);
  --clr-glass-highlight:rgba(255, 255, 255, 0.08);

  /* Typography (Off-White & Crisp Slate Grays) */
  --clr-text-primary:   #F4F4F6;
  --clr-text-secondary: #94A3B8;
  --clr-text-muted:     #64748B;
  --clr-text-accent:    #38BDF8;
  --clr-white:          #FFFFFF;

  /* Gradients */
  --gradient-brand:     linear-gradient(135deg, #1A8CFF 0%, #00B4D8 100%);
  --gradient-brand-v:   linear-gradient(180deg, #1A8CFF 0%, #00B4D8 100%);
  --gradient-text:      linear-gradient(135deg, #FFFFFF 0%, #E2E8F0 50%, #38BDF8 100%);
  --gradient-hero-glow: radial-gradient(ellipse 60% 45% at 50% 0%, rgba(107, 59, 112, 0.25) 0%, transparent 65%);
  --gradient-glass-top: linear-gradient(180deg, rgba(255, 255, 255, 0.08) 0%, transparent 100%);

  /* Glass Shadow Architecture */
  --glass-shadow:       0 12px 32px -6px rgba(0, 0, 0, 0.55), inset 0 1px 0 rgba(255, 255, 255, 0.07);
  --glass-shadow-hover: 0 24px 48px -8px rgba(0, 0, 0, 0.8), 0 0 20px rgba(26, 140, 255, 0.08), inset 0 1px 0 rgba(255, 255, 255, 0.12);
  --nav-shadow:         0 16px 36px -8px rgba(0, 0, 0, 0.65), 0 0 0 1px rgba(255, 255, 255, 0.07), inset 0 1px 0 rgba(255, 255, 255, 0.06);

  /* Form Specifics */
  --input-bg:           rgba(255, 255, 255, 0.03);
  --input-border:       rgba(255, 255, 255, 0.1);
  --input-focus-bg:     rgba(255, 255, 255, 0.05);
  --select-option-bg:   #121620;
  --logo-filter:        none;
}

/* ── LIGHT THEME — Warm Ivory Palette ── */
[data-theme="light"] {
  --theme-name: 'light';

  /* Aqua / Lavender / Dusty Rose Foundation — matches reference palette, kept light & airy */
  --clr-bg:             #EDF5F3;
  --clr-bg-surface:     #FFFFFF;
  --clr-bg-deep:        #E2EEF0;
  --clr-bg-elevated:    #FFFFFF;
  --clr-bg-glass:       rgba(255, 255, 255, 0.88);
  --clr-bg-glass-hover: rgba(255, 255, 255, 0.98);
  --clr-bg-card:        rgba(255, 255, 255, 0.85);
  --clr-bg-card-solid:  #FFFFFF;

  /* Soft Aqua → Lavender → Dusty Rose corner atmosphere — bright, light pastel */
  --bg-atmosphere:      radial-gradient(ellipse 90% 70% at 0% 0%,   rgba(107, 186, 167, 0.30) 0%, transparent 55%),
                        radial-gradient(ellipse 80% 65% at 100% 0%, rgba(108, 100, 139, 0.18) 0%, transparent 55%),
                        radial-gradient(ellipse 70% 60% at 100% 100%, rgba(182, 161, 158, 0.22) 0%, transparent 55%),
                        radial-gradient(ellipse 75% 65% at 0% 100%, rgba(107, 186, 167, 0.15) 0%, transparent 55%),
                        #EDF5F3;

  /* Section Tonal Progressions */
  --section-hero:       transparent;
  --section-alt:        rgba(33, 24, 18, 0.02);
  --section-services:   transparent;
  --section-cta:        rgba(33, 24, 18, 0.025);

  /* Accent Colors — Burnt Caramel / Deep Copper */
  --clr-blue-primary:   #A96538;  /* Burnt Caramel */
  --clr-blue-bright:    #A96538;
  --clr-blue-end:       #8E512C;  /* Deep Copper */
  --clr-blue-mid:       #A96538;
  --clr-blue-deep:      #8E512C;
  --clr-blue-glow:      rgba(169, 101, 56, 0.07);
  --clr-blue-glow-sm:   rgba(169, 101, 56, 0.04);
  --clr-blue-glow-xs:   rgba(169, 101, 56, 0.02);

  /* Borders — Warm Beige */
  --clr-border:         #DED3C7;
  --clr-border-light:   rgba(222, 211, 199, 0.75);
  --clr-border-blue:    rgba(169, 101, 56, 0.22);
  --clr-border-blue-h:  rgba(169, 101, 56, 0.45);
  --clr-border-glass:   rgba(222, 211, 199, 0.55);
  --clr-glass-highlight:rgba(255, 253, 249, 0.92);

  /* Typography — Espresso / Warm Gray */
  --clr-text-primary:   #211812;  /* Espresso */
  --clr-text-secondary: #6F6258;  /* Warm Gray */
  --clr-text-muted:     #9A8C80;
  --clr-text-accent:    #A96538;  /* Burnt Caramel */
  --clr-white:          #FFFFFF;

  /* Gradients */
  --gradient-brand:     linear-gradient(135deg, #A96538 0%, #8E512C 100%);
  --gradient-brand-v:   linear-gradient(180deg, #A96538 0%, #8E512C 100%);
  --gradient-text:      linear-gradient(135deg, #211812 0%, #6F6258 60%, #A96538 100%);
  --gradient-hero-glow: radial-gradient(ellipse 60% 45% at 50% 0%, rgba(169, 101, 56, 0.12) 0%, transparent 65%);
  --gradient-glass-top: linear-gradient(180deg, rgba(255, 253, 249, 0.95) 0%, transparent 100%);

  /* Glass Shadow Architecture — ultra soft for clean white cards */
  --glass-shadow:       0 2px 16px rgba(33, 24, 18, 0.07), 0 1px 3px rgba(33, 24, 18, 0.04);
  --glass-shadow-hover: 0 8px 32px rgba(33, 24, 18, 0.12), 0 2px 8px rgba(33, 24, 18, 0.06);
  --nav-shadow:         0 4px 24px rgba(33, 24, 18, 0.08), 0 0 0 1px #DED3C7;

  /* Form Specifics */
  --input-bg:           #FFFDF9;
  --input-border:       #DED3C7;
  --input-focus-bg:     #FFFFFF;
  --select-option-bg:   #FFFDF9;
  --logo-filter:        none;
}

/* ── 2. CONSTANTS & TYPOGRAPHY METRICS ─────────────────────── */
:root {
  --font-primary: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --fw-light:     300;
  --fw-regular:   400;
  --fw-medium:    500;
  --fw-semibold:  600;
  --fw-bold:      700;
  --fw-extrabold: 800;
  --fw-black:     900;

  --fs-xs:   0.75rem;
  --fs-sm:   0.875rem;
  --fs-base: 1rem;
  --fs-lg:   1.125rem;
  --fs-xl:   1.25rem;
  --fs-2xl:  1.5rem;
  --fs-3xl:  1.875rem;
  --fs-4xl:  2.25rem;
  --fs-5xl:  3rem;
  --fs-6xl:  3.75rem;
  --fs-7xl:  4.5rem;
  --fs-8xl:  5.75rem;

  /* Spacing Scale */
  --sp-1: 0.25rem;  --sp-2: 0.5rem;   --sp-3: 0.75rem;
  --sp-4: 1rem;     --sp-5: 1.25rem;  --sp-6: 1.5rem;
  --sp-8: 2rem;     --sp-10: 2.5rem;  --sp-12: 3rem;
  --sp-16: 4rem;    --sp-20: 5rem;    --sp-24: 6rem;

  /* Radii — increased for heavily rounded elements (reference style) */
  --radius-sm:   12px;
  --radius-md:   18px;
  --radius-lg:   24px;
  --radius-xl:   32px;
  --radius-2xl:  40px;
  --radius-full: 9999px;

  /* Transitions */
  --transition-fast:   0.15s ease;
  --transition-base:   0.26s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-slow:   0.45s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-spring: 0.35s cubic-bezier(0.34, 1.56, 0.64, 1);

  /* Layout */
  --max-width:     1240px;
  --container-px:  clamp(1.25rem, 5vw, 4.5rem);
  --nav-height:    74px;
}

/* ── 3. RESET & ATMOSPHERIC BACKGROUND ─────────────────────── */
*, *::before, *::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

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

body {
  font-family: var(--font-primary);
  font-size: var(--fs-base);
  line-height: 1.65;
  color: var(--clr-text-primary);
  background: var(--bg-atmosphere);
  background-attachment: fixed;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  transition: background var(--transition-base), color var(--transition-base);
}

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

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

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

input, textarea, select {
  font-family: inherit;
}

ul, ol {
  list-style: none;
}

/* ── 4. SCROLL MARGINS (NO CONTENT OVERLAP WITH NAV) ───────── */
section[id],
article[id],
.section[id],
div[id] {
  scroll-margin-top: calc(var(--nav-height) + 36px);
}

/* ── 5. TYPOGRAPHY UTILITIES ───────────────────────────────── */
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
  display: inline-block;
}

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

/* ── 6. LAYOUT & SECTION SYSTEM ────────────────────────────── */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: var(--container-px);
}

.section {
  padding-block: clamp(4.5rem, 8vw, 7.5rem);
  position: relative;
  transition: background-color var(--transition-base);
}

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

/* Section Header */
.section-header {
  margin-bottom: clamp(3rem, 6vw, 4.5rem);
}

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

.section-header--center .section-label {
  margin-inline: auto;
}

.section-header--center .section-subtitle {
  margin-inline: auto;
}

.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.72rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--clr-text-accent);
  margin-bottom: var(--sp-4);
}

.section-label::before {
  content: '';
  display: block;
  width: 16px;
  height: 2px;
  background: var(--gradient-brand);
  border-radius: 2px;
}

.section-title {
  font-size: clamp(var(--fs-3xl), 4.2vw, var(--fs-5xl));
  font-weight: var(--fw-bold);
  line-height: 1.14;
  letter-spacing: -0.025em;
  color: var(--clr-text-primary);
  margin-bottom: var(--sp-4);
}

.section-subtitle {
  font-size: clamp(var(--fs-base), 2vw, var(--fs-lg));
  color: var(--clr-text-secondary);
  max-width: 620px;
  line-height: 1.75;
}

/* ── 7. FLOATING NAVIGATION (DESKTOP) ──────────────────────── */
.floating-nav {
  position: fixed;
  top: 18px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 1000;
  width: max-content;
  max-width: calc(100vw - 2rem);
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 6px 8px 6px 18px;
  background: var(--clr-bg-glass);
  backdrop-filter: blur(24px) saturate(160%);
  -webkit-backdrop-filter: blur(24px) saturate(160%);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  box-shadow: var(--nav-shadow);
  transition: all var(--transition-base);
}

.floating-nav:hover {
  border-color: var(--clr-border-light);
  box-shadow: var(--glass-shadow-hover);
}

.floating-nav__logo {
  display: flex;
  align-items: center;
  flex-shrink: 0;
  margin-right: var(--sp-2);
}

.floating-nav__logo img {
  height: 30px;
  width: auto;
  transition: opacity var(--transition-base);
  filter: var(--logo-filter);
}

.floating-nav__logo:hover img {
  opacity: 0.85;
}

.floating-nav__links {
  display: flex;
  align-items: center;
  gap: 2px;
}

.floating-nav__link {
  font-size: 0.835rem;
  font-weight: var(--fw-medium);
  color: var(--clr-text-secondary);
  padding: 7px 14px;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.floating-nav__link:hover {
  color: var(--clr-text-primary);
  background: rgba(255, 255, 255, 0.05);
}

[data-theme="light"] .floating-nav__link:hover {
  background: rgba(0, 0, 0, 0.04);
}

.floating-nav__link.active {
  color: var(--clr-text-accent);
  background: rgba(26, 140, 255, 0.1);
  font-weight: var(--fw-semibold);
}

[data-theme="light"] .floating-nav__link.active {
  background: rgba(2, 132, 199, 0.08);
  color: var(--clr-blue-primary);
}

.floating-nav__link:focus-visible {
  outline: 2px solid var(--clr-blue-primary);
  outline-offset: 2px;
}

.floating-nav__cta {
  margin-left: 6px;
  padding: 7px 18px;
  font-size: 0.8125rem;
}

/* ── 8. THEME TOGGLE BUTTON ───────────────────────────────── */
.theme-toggle {
  width: 36px;
  height: 36px;
  border-radius: var(--radius-full);
  display: flex;
  align-items: center;
  justify-content: center;
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid var(--clr-border);
  color: var(--clr-text-secondary);
  transition: all var(--transition-base);
  cursor: pointer;
  flex-shrink: 0;
  margin-left: 2px;
  position: relative;
  overflow: hidden;
}

[data-theme="light"] .theme-toggle {
  background: rgba(0, 0, 0, 0.04);
}

.theme-toggle:hover {
  color: var(--clr-text-primary);
  border-color: var(--clr-border-blue);
  background: rgba(26, 140, 255, 0.08);
  transform: rotate(15deg);
}

.theme-toggle svg {
  width: 17px;
  height: 17px;
  transition: transform var(--transition-spring), opacity var(--transition-fast);
}

/* Toggle icons states */
.theme-toggle .icon-sun { display: none; }
.theme-toggle .icon-moon { display: block; }
[data-theme="light"] .theme-toggle .icon-sun { display: block; }
[data-theme="light"] .theme-toggle .icon-moon { display: none; }

.theme-toggle:focus-visible {
  outline: 2px solid var(--clr-blue-primary);
  outline-offset: 2px;
}

/* Mobile Hamburger in nav */
.floating-nav__hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  border-radius: var(--radius-full);
  cursor: pointer;
  transition: background var(--transition-base);
  margin-left: 2px;
}

.floating-nav__hamburger:hover {
  background: rgba(255, 255, 255, 0.06);
}

.floating-nav__hamburger span {
  display: block;
  width: 20px;
  height: 2px;
  background: var(--clr-text-secondary);
  border-radius: 2px;
  transition: all var(--transition-base);
}

.floating-nav__hamburger.open span:nth-child(1) { transform: rotate(45deg) translate(5px, 5px); }
.floating-nav__hamburger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.floating-nav__hamburger.open span:nth-child(3) { transform: rotate(-45deg) translate(5px, -5px); }

/* Fullscreen Mobile Overlay */
.nav-overlay {
  display: none;
  position: fixed;
  inset: 0;
  background: var(--clr-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  z-index: 999;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: var(--sp-3);
  opacity: 0;
  pointer-events: none;
  transition: opacity var(--transition-base);
}

.nav-overlay.open {
  display: flex;
  opacity: 1;
  pointer-events: all;
}

.nav-overlay__link {
  font-size: clamp(1.4rem, 7vw, 1.85rem);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-secondary);
  padding: var(--sp-2) var(--sp-6);
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  text-align: center;
}

.nav-overlay__link:hover,
.nav-overlay__link.active {
  color: var(--clr-text-accent);
}

.nav-overlay__actions {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  margin-top: var(--sp-6);
}

/* ── 9. MOBILE BOTTOM DOCK ─────────────────────────────────── */
.mobile-dock {
  display: none;
  position: fixed;
  bottom: calc(env(safe-area-inset-bottom, 0px) + 12px);
  left: 50%;
  transform: translateX(-50%);
  width: calc(100% - 1.75rem);
  max-width: 440px;
  z-index: 998;
  background: var(--clr-bg-glass);
  backdrop-filter: blur(28px) saturate(160%);
  -webkit-backdrop-filter: blur(28px) saturate(160%);
  border: 1px solid var(--clr-border);
  border-radius: 22px;
  padding: 8px 6px;
  box-shadow: var(--nav-shadow);
  flex-direction: row;
  justify-content: space-around;
  align-items: center;
  gap: 2px;
}

.mobile-dock__item {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 3px;
  padding: 7px 8px;
  border-radius: 14px;
  transition: all var(--transition-base);
  color: var(--clr-text-muted);
  font-size: 0.62rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.03em;
  text-transform: uppercase;
  flex: 1;
  min-width: 0;
  text-align: center;
}

.mobile-dock__item:hover {
  color: var(--clr-text-secondary);
  background: rgba(255, 255, 255, 0.04);
}

.mobile-dock__item.active {
  color: var(--clr-text-accent);
  background: rgba(26, 140, 255, 0.1);
}

[data-theme="light"] .mobile-dock__item.active {
  color: var(--clr-blue-primary);
  background: rgba(2, 132, 199, 0.08);
}

.mobile-dock__item svg {
  width: 19px;
  height: 19px;
  flex-shrink: 0;
  transition: transform var(--transition-spring);
}

.mobile-dock__item.active svg,
.mobile-dock__item:hover svg {
  transform: scale(1.1);
}

.mobile-dock__item--cta {
  background: var(--gradient-brand);
  color: #FFFFFF !important;
  border-radius: 14px;
  box-shadow: 0 4px 14px rgba(26, 140, 255, 0.35);
}

.mobile-dock__item--cta:hover {
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(26, 140, 255, 0.5);
}

/* ── 10. UNIFIED BUTTON SYSTEM ─────────────────────────────── */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--sp-2);
  padding: 0.75rem 1.65rem;
  font-size: var(--fs-sm);
  font-weight: var(--fw-semibold);
  letter-spacing: 0.01em;
  border-radius: var(--radius-full);
  transition: all var(--transition-base);
  white-space: nowrap;
  position: relative;
  overflow: hidden;
  text-decoration: none;
  cursor: pointer;
}

/* Primary — Gradient with Soft Elevation */
.btn-primary {
  background: var(--gradient-brand);
  background-size: 150% 150%;
  color: #FFFFFF !important;
  border: 1px solid rgba(255, 255, 255, 0.18);
  box-shadow:
    0 4px 16px rgba(26, 140, 255, 0.28),
    0 1px 0 rgba(255, 255, 255, 0.25) inset;
  text-shadow: 0 1px 2px rgba(0, 0, 0, 0.25);
}

.btn-primary::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.18) 0%, transparent 60%);
  border-radius: inherit;
  pointer-events: none;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow:
    0 8px 24px rgba(26, 140, 255, 0.4),
    0 1px 0 rgba(255, 255, 255, 0.3) inset;
  border-color: rgba(255, 255, 255, 0.3);
}

.btn-primary:active {
  transform: translateY(0);
}

.btn-primary:focus-visible {
  outline: 2px solid var(--clr-blue-primary);
  outline-offset: 3px;
}

/* Secondary — Frosted Glass Outline */
.btn-secondary {
  background: var(--clr-bg-glass);
  color: var(--clr-text-primary);
  border: 1px solid var(--clr-border-light);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--glass-shadow);
}

.btn-secondary:hover {
  background: var(--clr-bg-glass-hover);
  border-color: var(--clr-border-blue);
  color: var(--clr-text-accent);
  transform: translateY(-2px);
  box-shadow: var(--glass-shadow-hover);
}

.btn-secondary:focus-visible {
  outline: 2px solid var(--clr-blue-primary);
  outline-offset: 3px;
}

/* Outline — For Project Cards & Meta links */
.btn-outline {
  background: rgba(26, 140, 255, 0.05);
  color: var(--clr-text-accent);
  border: 1px solid var(--clr-border-blue);
  font-size: var(--fs-xs);
  padding: 0.55rem 1.15rem;
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

[data-theme="light"] .btn-outline {
  background: rgba(2, 132, 199, 0.05);
  color: var(--clr-blue-primary);
  border-color: rgba(2, 132, 199, 0.22);
}

.btn-outline:hover {
  background: rgba(26, 140, 255, 0.12);
  border-color: var(--clr-blue-bright);
  color: var(--clr-white);
  transform: translateY(-1px);
  box-shadow: 0 4px 14px rgba(26, 140, 255, 0.18);
}

[data-theme="light"] .btn-outline:hover {
  background: var(--clr-blue-primary);
  border-color: var(--clr-blue-primary);
  color: #FFFFFF !important;
}

.btn-outline:focus-visible {
  outline: 2px solid var(--clr-blue-primary);
  outline-offset: 3px;
}

.btn-lg {
  padding: 0.9rem 2.1rem;
  font-size: var(--fs-base);
}

.btn svg {
  width: 17px;
  height: 17px;
  flex-shrink: 0;
  transition: transform var(--transition-base);
}

.btn-primary:hover svg,
.btn-secondary:hover svg {
  transform: translateX(3px);
}

.btn-outline:hover svg {
  transform: translate(2px, -2px);
}

/* ── 11. HERO SECTION ──────────────────────────────────────── */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  background: var(--section-hero);
  overflow: hidden;
  padding-top: calc(var(--nav-height) + clamp(3rem, 6vw, 5rem));
  padding-bottom: clamp(4rem, 8vw, 7rem);
}

.hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
}

.hero__glow-top {
  position: absolute;
  width: 700px;
  height: 460px;
  left: 50%;
  top: -200px;
  transform: translateX(-50%);
  background: var(--gradient-hero-glow);
  pointer-events: none;
}

.hero__orb {
  position: absolute;
  border-radius: 50%;
  filter: blur(120px);
  pointer-events: none;
}

.hero__orb--1 {
  width: 420px;
  height: 420px;
  background: radial-gradient(circle, rgba(107, 59, 112, 0.2) 0%, transparent 70%);
  top: -60px;
  right: -60px;
  opacity: 0.6;
}

.hero__orb--2 {
  width: 300px;
  height: 300px;
  background: radial-gradient(circle, rgba(40, 60, 90, 0.2) 0%, transparent 70%);
  bottom: 15%;
  left: 3%;
  opacity: 0.5;
}

.hero__fade {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 160px;
  background: linear-gradient(to bottom, transparent, var(--clr-bg));
  pointer-events: none;
}

.hero__content {
  position: relative;
  z-index: 1;
  max-width: 880px;
}

.hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  padding: 6px 16px 6px 12px;
  background: var(--clr-bg-glass);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  font-size: 0.72rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-accent);
  margin-bottom: var(--sp-6);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  box-shadow: var(--glass-shadow);
}

.hero__eyebrow-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gradient-brand);
  animation: pulse-dot 2.5s ease-in-out infinite;
}

@keyframes pulse-dot {
  0%, 100% { opacity: 1; transform: scale(1); }
  50%       { opacity: 0.4; transform: scale(0.75); }
}

.hero__headline {
  font-size: clamp(3.8rem, 11vw, var(--fs-8xl));
  font-weight: var(--fw-black);
  line-height: 0.98;
  letter-spacing: -0.04em;
  margin-bottom: var(--sp-6);
  color: var(--clr-text-primary);
}

.hero__subheadline {
  font-size: clamp(var(--fs-lg), 2.8vw, var(--fs-2xl));
  font-weight: var(--fw-medium);
  line-height: 1.35;
  color: var(--clr-text-secondary);
  max-width: 720px;
  margin-bottom: var(--sp-4);
  letter-spacing: -0.015em;
}

.hero__body {
  font-size: clamp(var(--fs-base), 1.7vw, var(--fs-lg));
  color: var(--clr-text-muted);
  max-width: 640px;
  margin-bottom: var(--sp-10);
  line-height: 1.8;
}

.hero__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  align-items: center;
}

.hero__scroll {
  position: absolute;
  bottom: var(--sp-8);
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.65rem;
  color: var(--clr-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.14em;
  z-index: 1;
  animation: float-scroll 3.5s ease-in-out infinite;
}

.hero__scroll-line {
  width: 1px;
  height: 32px;
  background: linear-gradient(to bottom, transparent, var(--clr-border-light));
}

@keyframes float-scroll {
  0%, 100% { transform: translateX(-50%) translateY(0); opacity: 0.6; }
  50%       { transform: translateX(-50%) translateY(8px); opacity: 0.25; }
}

/* ── 12. 3D FLOATING GLASS SHOWCASE & CONNECTION RAIL ─────── */
.showcase-stage {
  position: relative;
  padding-block: var(--sp-12);
  perspective: 1200px;
  margin-bottom: clamp(3rem, 6vw, 4.5rem);
}

/* Horizontal connection line / rail */
.showcase-rail {
  position: absolute;
  top: 50%;
  left: 3%;
  right: 3%;
  transform: translateY(-50%);
  height: 2px;
  z-index: 0;
  pointer-events: none;
}

.showcase-rail__line {
  width: 100%;
  height: 100%;
  background: linear-gradient(
    90deg,
    transparent 0%,
    var(--clr-border-light) 15%,
    rgba(56, 189, 248, 0.45) 50%,
    var(--clr-border-light) 85%,
    transparent 100%
  );
  border-radius: 2px;
}

.showcase-rail__pulse {
  position: absolute;
  top: -3px;
  left: 0;
  width: 140px;
  height: 8px;
  background: linear-gradient(90deg, transparent, var(--clr-text-accent), transparent);
  border-radius: 4px;
  filter: blur(2px);
  animation: rail-pulse 7.5s cubic-bezier(0.4, 0, 0.2, 1) infinite;
}

@keyframes rail-pulse {
  0% { left: 0%; opacity: 0; }
  20% { opacity: 0.85; }
  80% { opacity: 0.85; }
  100% { left: calc(100% - 140px); opacity: 0; }
}

/* 3 Floating Cards Container */
.showcase-cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: clamp(1.5rem, 3.5vw, 2.5rem);
  position: relative;
  z-index: 1;
  transform-style: preserve-3d;
}

.showcase-card {
  position: relative;
  transition: transform 0.5s cubic-bezier(0.34, 1.56, 0.64, 1), opacity 0.4s ease, border-color 0.4s ease, box-shadow 0.4s ease;
  transform-style: preserve-3d;
}

/* Floating animation offset per card */
.showcase-card--1 { animation: card-float-1 6.5s ease-in-out infinite alternate; }
.showcase-card--2 { animation: card-float-2 7.8s ease-in-out infinite alternate; }
.showcase-card--3 { animation: card-float-3 7.0s ease-in-out infinite alternate; }

@keyframes card-float-1 {
  0% { transform: translateY(0px) rotateY(-2deg) translateZ(0); }
  100% { transform: translateY(-12px) rotateY(1deg) translateZ(10px); }
}

@keyframes card-float-2 {
  0% { transform: translateY(-8px) rotateY(1deg) translateZ(15px); }
  100% { transform: translateY(6px) rotateY(-1deg) translateZ(0); }
}

@keyframes card-float-3 {
  0% { transform: translateY(4px) rotateY(2deg) translateZ(0); }
  100% { transform: translateY(-10px) rotateY(-1deg) translateZ(12px); }
}

/* Glass Surface for 3D Cards */
.showcase-card__glass {
  background: var(--clr-bg-card);
  backdrop-filter: blur(24px) saturate(140%);
  -webkit-backdrop-filter: blur(24px) saturate(140%);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 4vw, 2.75rem);
  box-shadow: var(--glass-shadow);
  height: 100%;
  display: flex;
  flex-direction: column;
  position: relative;
  overflow: hidden;
}

/* Light mode: solid clean white card — no blur, ultra-soft shadow */
[data-theme="light"] .showcase-card__glass {
  background: #FFFFFF;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border: 1px solid rgba(0, 0, 0, 0.07);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.03);
  border-radius: var(--radius-xl);
}

[data-theme="light"] .showcase-card:hover .showcase-card__glass {
  border-color: rgba(0, 0, 0, 0.10);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.10), 0 2px 8px rgba(0, 0, 0, 0.04);
}

.showcase-card__glass::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-glass-top);
  pointer-events: none;
}

.showcase-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: var(--sp-5);
}

.showcase-card__badge {
  font-size: 0.72rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-accent);
  padding: 5px 12px;
  background: rgba(26, 140, 255, 0.08);
  border-radius: var(--radius-full);
  border: 1px solid var(--clr-border-blue);
}

[data-theme="light"] .showcase-card__badge {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.08);
  color: var(--clr-text-secondary);
}

.showcase-card__num {
  font-size: 0.76rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.12em;
  color: var(--clr-text-muted);
}

.showcase-card__title {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--clr-text-primary);
  letter-spacing: -0.02em;
  margin-bottom: var(--sp-3);
  line-height: 1.25;
}

.showcase-card__desc {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.75;
  margin-bottom: var(--sp-6);
  flex: 1;
}

/* Meaningful Minimal Visual Product Representation */
.showcase-card__visual {
  margin-top: auto;
  padding-top: var(--sp-5);
  border-top: 1px solid var(--clr-border);
}

.product-preview {
  background: var(--clr-bg-glass);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-4) var(--sp-5);
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
  transition: all var(--transition-base);
}

/* Light mode: clean off-white inner panel */
[data-theme="light"] .product-preview {
  background: #F7F7F9;
  border-color: rgba(0, 0, 0, 0.06);
  border-radius: var(--radius-lg);
}

.product-preview__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-2);
}

.product-preview__title-pill {
  font-size: 0.78rem;
  font-weight: var(--fw-semibold);
  color: var(--clr-text-primary);
}

.product-preview__tag {
  font-size: 0.65rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--clr-text-accent);
  padding: 3px 9px;
  background: rgba(26, 140, 255, 0.08);
  border-radius: var(--radius-full);
  border: 1px solid var(--clr-border-blue);
}

[data-theme="light"] .product-preview__tag {
  background: rgba(0, 0, 0, 0.04);
  border-color: rgba(0, 0, 0, 0.07);
  color: var(--clr-text-secondary);
}

.product-preview__body {
  display: flex;
  align-items: center;
}

.product-preview__feature-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: 0.74rem;
  color: var(--clr-text-secondary);
  font-weight: var(--fw-medium);
}

/* 3D Hover Depth Effect */
.showcase-cards:hover .showcase-card {
  opacity: 0.7;
  transform: scale(0.97) translateZ(-10px);
}

.showcase-cards:hover .showcase-card:hover {
  opacity: 1;
  transform: translateY(-14px) scale(1.04) translateZ(30px);
  z-index: 10;
  animation-play-state: paused;
}

.showcase-card:hover .showcase-card__glass {
  border-color: var(--clr-border-blue);
  box-shadow: var(--glass-shadow-hover);
}

/* Secondary Services Grid (04 Advertising & 05 SEO) */
.services-secondary-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-5);
  margin-bottom: var(--sp-8);
}

.service-subcard {
  background: var(--clr-bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: var(--sp-6);
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  transition: all var(--transition-base);
  box-shadow: var(--glass-shadow);
}

.service-subcard:hover {
  border-color: var(--clr-border-blue);
  transform: translateY(-3px);
  box-shadow: var(--glass-shadow-hover);
}

.service-subcard__title {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-primary);
  margin-bottom: 2px;
}

.service-subcard__desc {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.6;
}

/* ── 13. TECHNOLOGY / TOOL SHOWCASE (OUR DIGITAL TOOLKIT) ── */
.tech-showroom-section {
  padding-block: clamp(4rem, 7vw, 6.5rem);
}

.tech-marquee-wrapper {
  overflow: hidden;
  width: 100%;
  position: relative;
  padding-block: var(--sp-4);
  mask-image: linear-gradient(90deg, transparent, black 15%, black 85%, transparent);
  -webkit-mask-image: linear-gradient(90deg, transparent, black 15%, black 85%, transparent);
}

.tech-marquee-track {
  display: flex;
  gap: var(--sp-4);
  width: max-content;
  animation: tech-marquee 35s linear infinite;
}

.tech-marquee-track:hover {
  animation-play-state: paused;
}

@keyframes tech-marquee {
  0% { transform: translateX(0); }
  100% { transform: translateX(-50%); }
}

.tech-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--sp-3);
  padding: 10px 22px;
  background: var(--clr-bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-base);
  white-space: nowrap;
}

.tech-badge:hover {
  border-color: var(--clr-border-blue);
  transform: translateY(-2px);
  box-shadow: var(--glass-shadow-hover);
}

.tech-badge__name {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text-primary);
  letter-spacing: 0.01em;
}

/* ── 14. GLASS CARD COMPONENT ──────────────────────────────── */
.glass-card {
  background: var(--clr-bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  box-shadow: var(--glass-shadow);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
}

.glass-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-glass-top);
  pointer-events: none;
}

.glass-card:hover {
  border-color: var(--clr-border-blue);
  box-shadow: var(--glass-shadow-hover);
  transform: translateY(-4px);
}

/* ── 15. BUSINESS DIGITALIZATION (CLEAN FULL-WIDTH/GRID LAYOUT) ─ */
.digitalization__inner {
  max-width: 960px;
  margin-inline: auto;
}

.digitalization__features {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-4);
  margin-top: var(--sp-8);
}

.digitalization__feature {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-5) var(--sp-6);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  box-shadow: var(--glass-shadow);
}

.digitalization__feature::before {
  content: '✓';
  display: flex;
  align-items: center;
  justify-content: center;
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(26, 140, 255, 0.1);
  color: var(--clr-text-accent);
  font-size: 0.8rem;
  font-weight: var(--fw-bold);
  flex-shrink: 0;
}

[data-theme="light"] .digitalization__feature::before {
  background: rgba(2, 132, 199, 0.1);
  color: var(--clr-blue-primary);
}

.digitalization__feature:hover {
  border-color: var(--clr-border-blue);
  background: var(--clr-bg-glass-hover);
  transform: translateX(3px);
}

.digitalization__feature-text {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-primary);
}

/* ── 16. GROWTH PROCESS (HOW WE WORK) ──────────────────────── */
.process-steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 0;
  position: relative;
}

.process-steps::before {
  content: '';
  position: absolute;
  top: 42px;
  left: calc(12.5% + 24px);
  right: calc(12.5% + 24px);
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-border-light), var(--clr-blue-primary), var(--clr-border-light), transparent);
  z-index: 0;
}

.process-step {
  display: flex;
  flex-direction: column;
  align-items: center;
  text-align: center;
  padding: var(--sp-6) var(--sp-4);
  position: relative;
  z-index: 1;
}

.process-step__num {
  width: 46px;
  height: 46px;
  border-radius: 50%;
  background: var(--clr-bg-card);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid var(--clr-border-blue);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 0.74rem;
  font-weight: var(--fw-bold);
  color: var(--clr-text-accent);
  margin-bottom: var(--sp-6);
  transition: all var(--transition-spring);
  box-shadow: var(--glass-shadow);
}

.process-step:hover .process-step__num {
  background: var(--gradient-brand);
  border-color: transparent;
  color: #FFFFFF;
  box-shadow: 0 0 20px rgba(26, 140, 255, 0.35);
  transform: scale(1.12);
}

.process-step__title {
  font-size: var(--fs-xl);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-primary);
  margin-bottom: var(--sp-3);
  letter-spacing: -0.015em;
}

.process-step__desc {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.75;
}

/* ── 17. PORTFOLIO & EDITORIAL PRESENTATION ────────────────── */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(380px, 1fr));
  gap: clamp(2rem, 4vw, 3.5rem);
}

.project-card {
  background: var(--clr-bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  overflow: hidden;
  transition: all var(--transition-slow);
  display: flex;
  flex-direction: column;
  position: relative;
  box-shadow: var(--glass-shadow);
}

.project-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-glass-top);
  z-index: 3;
}

.project-card:hover {
  border-color: var(--clr-border-blue-h);
  transform: translateY(-8px);
  box-shadow: var(--glass-shadow-hover);
}

/* Large Project Preview Image */
.project-card__image {
  position: relative;
  aspect-ratio: 16/10;
  overflow: hidden;
  background: var(--clr-bg-surface);
}

.project-card__image img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: top center;
  transition: transform 0.7s cubic-bezier(0.4, 0, 0.2, 1);
  display: block;
}

.project-card:hover .project-card__image img {
  transform: scale(1.04);
}

.project-card__image::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(
    to bottom,
    transparent 55%,
    rgba(9, 12, 18, 0.4) 80%,
    rgba(9, 12, 18, 0.8) 100%
  );
  z-index: 1;
  pointer-events: none;
}

[data-theme="light"] .project-card__image::after {
  background: linear-gradient(
    to bottom,
    transparent 65%,
    rgba(24, 24, 27, 0.12) 85%,
    rgba(24, 24, 27, 0.3) 100%
  );
}

/* Live Badge */
.project-card__live-badge {
  position: absolute;
  top: var(--sp-4);
  right: var(--sp-4);
  padding: 5px 13px;
  background: rgba(9, 12, 18, 0.82);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border: 1px solid rgba(34, 197, 94, 0.3);
  border-radius: var(--radius-full);
  font-size: 0.68rem;
  font-weight: var(--fw-semibold);
  color: #4ADE80;
  display: flex;
  align-items: center;
  gap: 6px;
  z-index: 2;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
}

.project-card__live-dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: #22C55E;
  box-shadow: 0 0 8px rgba(34, 197, 94, 0.8);
  animation: pulse-dot 2s ease-in-out infinite;
}

/* Category pill */
.project-card__category {
  display: inline-block;
  padding: 4px 12px;
  background: rgba(26, 140, 255, 0.08);
  border: 1px solid var(--clr-border-blue);
  border-radius: var(--radius-full);
  font-size: 0.68rem;
  font-weight: var(--fw-semibold);
  color: var(--clr-text-accent);
  letter-spacing: 0.08em;
  text-transform: uppercase;
}

/* Card Body */
.project-card__body {
  padding: clamp(1.5rem, 3vw, 2rem);
  flex: 1;
  display: flex;
  flex-direction: column;
  position: relative;
  z-index: 2;
}

.project-card__header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-3);
  margin-bottom: var(--sp-3);
}

.project-card__name {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-bold);
  color: var(--clr-text-primary);
  letter-spacing: -0.02em;
}

.project-card__desc {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.75;
  margin-bottom: var(--sp-4);
  flex: 1;
}

.project-card__built {
  font-size: 0.72rem;
  color: var(--clr-text-muted);
  padding: var(--sp-2) var(--sp-4);
  background: var(--clr-bg-glass);
  border-radius: var(--radius-sm);
  border: 1px solid var(--clr-border);
  margin-bottom: var(--sp-4);
  letter-spacing: 0.02em;
}

.project-card__tags {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-2);
  margin-bottom: var(--sp-6);
}

.tag {
  font-size: 0.7rem;
  font-weight: var(--fw-medium);
  color: var(--clr-text-muted);
  padding: 3px 11px;
  background: var(--clr-bg-glass);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-full);
}

/* ── 18. WHY CENTRUSLABS ────────────────────────────────────── */
.why-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: var(--sp-6);
}

.why-card {
  background: var(--clr-bg-card);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 4vw, 2.75rem);
  transition: all var(--transition-base);
  position: relative;
  overflow: hidden;
  box-shadow: var(--glass-shadow);
}

.why-card::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--gradient-brand);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform var(--transition-base);
}

.why-card:hover {
  border-color: var(--clr-border-blue);
  transform: translateY(-3px);
  box-shadow: var(--glass-shadow-hover);
}

.why-card:hover::after {
  transform: scaleX(1);
}

.why-card__num {
  font-size: 0.72rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.12em;
  color: var(--clr-text-accent);
  text-transform: uppercase;
  margin-bottom: var(--sp-4);
  opacity: 0.8;
}

.why-card__title {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-primary);
  letter-spacing: -0.015em;
  margin-bottom: var(--sp-3);
}

.why-card__desc {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.8;
}

/* ── 19. CTA BAND ──────────────────────────────────────────── */
.cta-band {
  position: relative;
  overflow: hidden;
  text-align: center;
  padding-block: clamp(5rem, 9vw, 8rem);
  background: var(--section-cta);
  transition: background-color var(--transition-base);
}

.cta-band::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    radial-gradient(ellipse 60% 70% at 50% 100%, var(--clr-blue-glow) 0%, transparent 70%),
    radial-gradient(ellipse 40% 30% at 50% 0%, var(--clr-blue-glow-sm) 0%, transparent 70%);
}

.cta-band::after {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--clr-border-light), transparent);
}

.cta-band__content {
  position: relative;
  z-index: 1;
}

.cta-band__title {
  font-size: clamp(var(--fs-3xl), 5.5vw, var(--fs-6xl));
  font-weight: var(--fw-bold);
  letter-spacing: -0.035em;
  line-height: 1.1;
  margin-bottom: var(--sp-5);
}

.cta-band__subtitle {
  font-size: clamp(var(--fs-base), 2.2vw, var(--fs-lg));
  color: var(--clr-text-secondary);
  max-width: 540px;
  margin-inline: auto;
  margin-bottom: var(--sp-10);
  line-height: 1.75;
}

.cta-band__actions {
  display: flex;
  flex-wrap: wrap;
  gap: var(--sp-4);
  justify-content: center;
  align-items: center;
}

/* ── 20. FOOTER ────────────────────────────────────────────── */
.footer {
  background: var(--clr-bg-deep);
  border-top: 1px solid var(--clr-border);
  padding-top: clamp(3.5rem, 7vw, 5.5rem);
  transition: background-color var(--transition-base);
}

.footer__main {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: clamp(2rem, 5vw, 4rem);
  padding-bottom: clamp(2.5rem, 5vw, 4rem);
}

.footer__logo {
  display: inline-block;
  margin-bottom: var(--sp-5);
}

.footer__logo img {
  height: 34px;
  width: auto;
  filter: var(--logo-filter);
}

.footer__tagline {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.75;
  max-width: 290px;
  margin-bottom: var(--sp-6);
}

.footer__contact {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer__contact-link {
  display: flex;
  align-items: center;
  gap: var(--sp-3);
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  transition: color var(--transition-fast);
}

.footer__contact-link:hover {
  color: var(--clr-text-accent);
}

.footer__contact-link svg {
  width: 16px;
  height: 16px;
  flex-shrink: 0;
}

.footer__col-title {
  font-size: 0.72rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-primary);
  margin-bottom: var(--sp-5);
}

.footer__links {
  display: flex;
  flex-direction: column;
  gap: var(--sp-3);
}

.footer__link {
  font-size: var(--fs-sm);
  color: var(--clr-text-muted);
  transition: color var(--transition-fast);
}

.footer__link:hover {
  color: var(--clr-text-accent);
}

.footer__bottom {
  border-top: 1px solid var(--clr-border);
  padding-block: var(--sp-6);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--sp-4);
  flex-wrap: wrap;
}

.footer__copyright {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
}

.footer__bottom-links {
  display: flex;
  gap: var(--sp-6);
}

.footer__bottom-link {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  transition: color var(--transition-fast);
}

.footer__bottom-link:hover {
  color: var(--clr-text-accent);
}

/* ── 21. INNER PAGE HERO & SERVICES DETAIL ─────────────────── */
.page-hero {
  padding-top: calc(var(--nav-height) + clamp(3.5rem, 7vw, 6rem));
  padding-bottom: clamp(3.5rem, 6vw, 5.5rem);
  text-align: center;
  position: relative;
  overflow: hidden;
  background: var(--section-hero);
  transition: background-color var(--transition-base);
}

.page-hero::before {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--gradient-hero-glow);
  z-index: 0;
}

.page-hero__content {
  position: relative;
  z-index: 1;
}

.page-hero__title {
  font-size: clamp(var(--fs-4xl), 7.5vw, var(--fs-7xl));
  font-weight: var(--fw-black);
  letter-spacing: -0.035em;
  line-height: 1.05;
  margin-bottom: var(--sp-5);
}

.page-hero__subtitle {
  font-size: clamp(var(--fs-base), 2.5vw, var(--fs-xl));
  color: var(--clr-text-secondary);
  max-width: 580px;
  margin-inline: auto;
  line-height: 1.75;
}

/* Services Detail Page (Clean Editorial Layout, No Big Icons) */
.services-detail-grid {
  display: flex;
  flex-direction: column;
  gap: var(--sp-8);
}

.service-detail-card {
  background: var(--clr-bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: clamp(2rem, 5vw, 3rem);
  display: grid;
  grid-template-columns: 240px 1fr;
  gap: var(--sp-8);
  align-items: start;
  transition: all var(--transition-base);
  box-shadow: var(--glass-shadow);
}

.service-detail-card:hover {
  border-color: var(--clr-border-blue);
  box-shadow: var(--glass-shadow-hover);
}

.service-detail-card__num {
  font-size: 0.8rem;
  font-weight: var(--fw-bold);
  letter-spacing: 0.12em;
  color: var(--clr-text-accent);
  text-transform: uppercase;
  margin-bottom: var(--sp-2);
}

.service-detail-card__title {
  font-size: var(--fs-3xl);
  font-weight: var(--fw-bold);
  letter-spacing: -0.02em;
  line-height: 1.2;
  color: var(--clr-text-primary);
}

.service-detail-card__desc {
  font-size: var(--fs-base);
  color: var(--clr-text-secondary);
  line-height: 1.8;
  margin-bottom: var(--sp-6);
}

.service-detail-card__includes {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-3);
}

.service-include-item {
  display: flex;
  align-items: center;
  gap: var(--sp-2);
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
}

.service-include-item::before {
  content: '';
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--gradient-brand);
  flex-shrink: 0;
}

/* ── 22. FORMS & CONTACT / START A PROJECT ─────────────────── */
.form-page {
  padding-top: calc(var(--nav-height) + clamp(3.5rem, 7vw, 6rem));
  padding-bottom: clamp(4rem, 8vw, 7.5rem);
  min-height: 100vh;
  background: var(--section-hero);
  transition: background-color var(--transition-base);
}

.form-layout {
  display: grid;
  grid-template-columns: 1fr 1.55fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.form-sidebar__title {
  font-size: clamp(var(--fs-3xl), 4vw, var(--fs-4xl));
  font-weight: var(--fw-bold);
  letter-spacing: -0.025em;
  line-height: 1.2;
  margin-bottom: var(--sp-5);
}

.form-sidebar__desc {
  font-size: var(--fs-base);
  color: var(--clr-text-secondary);
  line-height: 1.75;
  margin-bottom: var(--sp-8);
}

.form-sidebar__perks {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.form-perk {
  display: flex;
  align-items: center;
  gap: var(--sp-4);
  padding: var(--sp-4) var(--sp-5);
  background: var(--clr-bg-card);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: all var(--transition-base);
  box-shadow: var(--glass-shadow);
}

.form-perk:hover {
  border-color: var(--clr-border-blue);
  transform: translateX(3px);
}

.form-perk__icon {
  width: 36px;
  height: 36px;
  background: rgba(26, 140, 255, 0.08);
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.form-perk__icon svg {
  width: 18px;
  height: 18px;
  color: var(--clr-text-accent);
}

.form-perk__text {
  font-size: var(--fs-sm);
  color: var(--clr-text-primary);
  font-weight: var(--fw-medium);
}

/* Form Glass Card */
.form-card {
  background: var(--clr-bg-card);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-2xl);
  padding: clamp(1.75rem, 4vw, 3rem);
  box-shadow: var(--glass-shadow);
  position: relative;
  overflow: hidden;
}

.form-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 1px;
  background: var(--gradient-glass-top);
}

.form-section-title {
  font-size: 0.72rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--clr-text-accent);
  margin-bottom: var(--sp-5);
  margin-top: var(--sp-8);
  padding-top: var(--sp-6);
  border-top: 1px solid var(--clr-border);
}

.form-section-title:first-child {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: var(--sp-4);
}

.form-group {
  display: flex;
  flex-direction: column;
  gap: var(--sp-2);
  margin-bottom: var(--sp-4);
}

.form-group:last-child {
  margin-bottom: 0;
}

label {
  font-size: var(--fs-sm);
  font-weight: var(--fw-medium);
  color: var(--clr-text-primary);
}

label .required {
  color: var(--clr-blue-primary);
  margin-left: 2px;
}

input[type="text"],
input[type="email"],
input[type="tel"],
select,
textarea {
  width: 100%;
  padding: 0.8rem 1.1rem;
  background: var(--input-bg);
  border: 1px solid var(--input-border);
  border-radius: var(--radius-md);
  color: var(--clr-text-primary);
  font-size: var(--fs-sm);
  transition: all var(--transition-base);
  outline: none;
  appearance: none;
  -webkit-appearance: none;
}

input::placeholder, textarea::placeholder {
  color: var(--clr-text-muted);
}

input:focus, select:focus, textarea:focus {
  border-color: var(--clr-blue-primary);
  background: var(--input-focus-bg);
  box-shadow: 0 0 0 3px var(--clr-blue-glow);
}

input.error, select.error, textarea.error {
  border-color: #EF4444;
  box-shadow: 0 0 0 3px rgba(239, 68, 68, 0.15);
}

.field-error {
  font-size: var(--fs-xs);
  color: #EF4444;
  display: none;
}
.field-error.visible {
  display: block;
}

select {
  background-image: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%230284C7' stroke-width='2'%3e%3cpath d='M6 9l6 6 6-6'/%3e%3c/svg%3e");
  background-repeat: no-repeat;
  background-position: right 0.85rem center;
  background-size: 18px;
  padding-right: 2.6rem;
  cursor: pointer;
}

select option {
  background: var(--select-option-bg);
  color: var(--clr-text-primary);
}

textarea {
  resize: vertical;
  min-height: 140px;
  line-height: 1.75;
}

.form-submit {
  margin-top: var(--sp-8);
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.form-submit .btn {
  width: 100%;
  justify-content: center;
  padding: 1.05rem;
  font-size: var(--fs-base);
}

.form-submit-note {
  font-size: var(--fs-xs);
  color: var(--clr-text-muted);
  text-align: center;
  line-height: 1.65;
}

/* Success State */
.form-success {
  display: none;
  text-align: center;
  padding: var(--sp-10);
}
.form-success.visible {
  display: block;
}

.form-success__icon {
  width: 64px;
  height: 64px;
  background: var(--gradient-brand);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto var(--sp-6);
  box-shadow: 0 0 32px var(--clr-blue-glow);
}

.form-success__icon svg { width: 28px; height: 28px; color: white; }
.form-success__title { font-size: var(--fs-2xl); font-weight: var(--fw-bold); margin-bottom: var(--sp-3); }
.form-success__desc { color: var(--clr-text-secondary); margin-bottom: var(--sp-8); }

/* ── 23. CONTACT PAGE ──────────────────────────────────────── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.35fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: start;
}

.contact-info {
  display: flex;
  flex-direction: column;
  gap: var(--sp-4);
}

.contact-card {
  background: var(--clr-bg-card);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--sp-6);
  display: flex;
  align-items: center;
  gap: var(--sp-5);
  transition: all var(--transition-base);
  text-decoration: none;
  box-shadow: var(--glass-shadow);
}

/* Light mode: solid white, no blur */
[data-theme="light"] .contact-card {
  background: #FFFFFF;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-color: rgba(0, 0, 0, 0.07);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.03);
}

.contact-card:hover {
  border-color: var(--clr-border-blue);
  transform: translateX(4px);
  background: var(--clr-bg-glass-hover);
  box-shadow: var(--glass-shadow-hover);
}

[data-theme="light"] .contact-card:hover {
  background: #FFFFFF;
  border-color: rgba(0, 0, 0, 0.12);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.10);
}

.contact-card__icon {
  width: 46px;
  height: 46px;
  background: rgba(26, 140, 255, 0.08);
  border: 1px solid var(--clr-border-blue);
  border-radius: var(--radius-lg);
  display: flex;
  align-items: center;
  justify-content: center;
  flex-shrink: 0;
}

.contact-card__icon svg {
  width: 20px;
  height: 20px;
  color: var(--clr-text-accent);
}

.contact-card__label {
  font-size: 0.7rem;
  font-weight: var(--fw-semibold);
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--clr-text-muted);
  margin-bottom: 2px;
}

.contact-card__value {
  font-size: var(--fs-base);
  font-weight: var(--fw-semibold);
  color: var(--clr-text-primary);
}

/* ── 24. ABOUT PAGE ────────────────────────────────────────── */
.about-intro {
  display: grid;
  grid-template-columns: 1.2fr 1fr;
  gap: clamp(3rem, 6vw, 6rem);
  align-items: center;
}

.values-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: var(--sp-6);
}

.value-card {
  background: var(--clr-bg-card);
  backdrop-filter: blur(18px);
  -webkit-backdrop-filter: blur(18px);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: var(--sp-8);
  text-align: center;
  transition: all var(--transition-base);
  box-shadow: var(--glass-shadow);
}

/* Light mode: solid white */
[data-theme="light"] .value-card {
  background: #FFFFFF;
  backdrop-filter: none;
  -webkit-backdrop-filter: none;
  border-color: rgba(0, 0, 0, 0.07);
  box-shadow: 0 2px 16px rgba(0, 0, 0, 0.06), 0 1px 3px rgba(0, 0, 0, 0.03);
}

.value-card:hover {
  border-color: var(--clr-border-blue);
  transform: translateY(-4px);
  box-shadow: var(--glass-shadow-hover);
}

[data-theme="light"] .value-card:hover {
  border-color: rgba(0, 0, 0, 0.10);
  box-shadow: 0 8px 32px rgba(0, 0, 0, 0.10);
}

.value-card__word {
  font-size: var(--fs-2xl);
  font-weight: var(--fw-black);
  letter-spacing: -0.025em;
  margin-bottom: var(--sp-3);
}

.value-card__desc {
  font-size: var(--fs-sm);
  color: var(--clr-text-secondary);
  line-height: 1.75;
}

/* ── 25. SCROLL ANIMATIONS ─────────────────────────────────── */
.animate-on-scroll {
  opacity: 0;
  transform: translateY(20px) scale(0.99);
  transition: opacity 0.65s ease, transform 0.65s cubic-bezier(0.4, 0, 0.2, 1);
}

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

.animate-on-scroll.delay-1 { transition-delay: 0.08s; }
.animate-on-scroll.delay-2 { transition-delay: 0.16s; }
.animate-on-scroll.delay-3 { transition-delay: 0.24s; }
.animate-on-scroll.delay-4 { transition-delay: 0.32s; }
.animate-on-scroll.delay-5 { transition-delay: 0.40s; }

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }
  html { scroll-behavior: auto; }
  .animate-on-scroll { opacity: 1; transform: none; transition: none; }
  .hero__scroll { animation: none; }
  .hero__eyebrow-dot { animation: none; }
  .project-card__live-dot { animation: none; }
  .showcase-card { animation: none !important; }
  .tech-marquee-track { animation: none !important; }
}

/* ── 26. RESPONSIVE BREAKPOINTS ────────────────────────────── */
@media (max-width: 1100px) {
  .showcase-cards { grid-template-columns: 1fr; gap: var(--sp-6); }
  .showcase-rail { display: none; }
  .showcase-card--1, .showcase-card--2, .showcase-card--3 { animation: none; }
  .services-secondary-grid { grid-template-columns: 1fr; }

  .footer__main { grid-template-columns: 1fr 1fr; gap: var(--sp-8); }
  .service-detail-card { grid-template-columns: 1fr; gap: var(--sp-6); }
  .process-steps { grid-template-columns: repeat(2, 1fr); gap: var(--sp-4); }
  .process-steps::before { display: none; }
  .digitalization__features { grid-template-columns: 1fr; }
  .about-intro { grid-template-columns: 1fr; }
}

@media (max-width: 900px) {
  .why-grid { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr 1fr; }
  .contact-grid { grid-template-columns: 1fr; }
}

/* Mobile: Show dock, collapse desktop nav links */
@media (max-width: 768px) {
  .mobile-dock { display: flex; }

  .floating-nav__links,
  .floating-nav__cta { display: none; }

  .floating-nav__hamburger { display: flex; }

  .floating-nav {
    top: 12px;
    padding: 7px 12px 7px 16px;
    gap: var(--sp-2);
  }

  .floating-nav__logo img { height: 26px; }

  main { padding-bottom: calc(env(safe-area-inset-bottom, 0px) + 96px); }

  .hero {
    padding-top: calc(var(--nav-height) + 20px);
    min-height: auto;
  }
  .hero__headline { font-size: clamp(3rem, 15vw, 4.25rem); }
  .hero__actions { flex-direction: column; align-items: flex-start; }
  .hero__actions .btn { width: 100%; justify-content: center; }
  .hero__scroll { display: none; }

  .section { padding-block: clamp(3.5rem, 8vw, 5.5rem); }

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

  .footer__main { grid-template-columns: 1fr; }
  .footer__bottom { flex-direction: column; text-align: center; }

  .form-layout { grid-template-columns: 1fr; }
  .form-row { grid-template-columns: 1fr; }

  .service-detail-card__includes { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  :root { --container-px: 1.25rem; }
  .section-title { font-size: var(--fs-2xl); }
  .btn-lg { padding: 0.875rem 1.6rem; font-size: var(--fs-sm); }
  .floating-nav { max-width: calc(100vw - 1.5rem); }
  .mobile-dock { width: calc(100% - 1.5rem); }
}