/* ============================================
   RVBLM Services — Stylesheet
   Aesthetic: Refined minimal (Vercel/Linear)
   Palette:   Off-white + electric blue accent
   Fonts:     Geist Sans + Geist Mono
   ============================================ */


/* ============================================
   1. DESIGN TOKENS
   ============================================ */
:root {
  /* Surface */
  --bg:           #fafafa;
  --bg-2:         #f4f4f5;
  --bg-3:         #ffffff;
  --bg-dark:      #0a0a0a;
  --bg-dark-2:    #111113;

  /* Text */
  --text:         #0a0a0a;
  --text-2:       #52525b;
  --text-3:       #a1a1aa;
  --text-on-dark: #fafafa;
  --text-on-dark-2: #a1a1aa;

  /* Borders */
  --border:       #e4e4e7;
  --border-2:     #d4d4d8;
  --border-dark:  rgba(255, 255, 255, 0.08);
  --border-dark-2: rgba(255, 255, 255, 0.14);

  /* Accent — Electric Blue */
  --accent:       #0070f3;
  --accent-hover: #0050b3;
  --accent-soft:  rgba(0, 112, 243, 0.10);
  --accent-glow:  rgba(0, 112, 243, 0.35);

  /* Misc */
  --green-inning: #2bd364;

  /* Typography */
  --font-sans: 'Geist', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono: 'Geist Mono', 'JetBrains Mono', 'SF Mono', Menlo, monospace;

  /* Scale */
  --text-tag:   0.75rem;   /* 12px */
  --text-sm:    0.875rem;  /* 14px */
  --text-base:  1rem;      /* 16px */
  --text-lg:    1.125rem;  /* 18px */
  --text-xl:    1.25rem;   /* 20px */
  --text-2xl:   1.5rem;    /* 24px */
  --text-3xl:   2rem;      /* 32px */
  --text-4xl:   2.5rem;    /* 40px */
  --text-5xl:   3.25rem;   /* 52px */
  --text-6xl:   4.25rem;   /* 68px */

  /* Spacing */
  --space-1: 0.25rem;
  --space-2: 0.5rem;
  --space-3: 0.75rem;
  --space-4: 1rem;
  --space-5: 1.5rem;
  --space-6: 2rem;
  --space-7: 3rem;
  --space-8: 4rem;
  --space-9: 6rem;
  --space-10: 8rem;

  /* Radius */
  --radius-sm:  0.375rem;
  --radius:     0.5rem;
  --radius-lg:  0.75rem;
  --radius-xl:  1rem;
  --radius-2xl: 1.25rem;
  --radius-pill: 6rem;

  /* Shadow */
  --shadow-sm: 0 1px 2px rgba(0, 0, 0, 0.04);
  --shadow:    0 4px 16px rgba(10, 10, 10, 0.06);
  --shadow-lg: 0 12px 40px rgba(10, 10, 10, 0.10);

  /* Layout */
  --container: 1200px;
  --container-narrow: 880px;
  --navbar-h: 64px;

  /* Easing */
  --ease: cubic-bezier(0.22, 1, 0.36, 1);
}


/* ============================================
   2. RESET & BASE
   ============================================ */
*, *::before, *::after {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  text-rendering: optimizeLegibility;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-sans);
  font-size: var(--text-base);
  line-height: 1.55;
  font-feature-settings: 'cv11', 'ss01', 'ss03';
  letter-spacing: -0.005em;
}

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

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

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

ul, ol {
  margin: 0;
  padding: 0;
  list-style: none;
}

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


/* ============================================
   3. TYPOGRAPHY
   ============================================ */
h1, h2, h3, h4 {
  margin: 0;
  font-weight: 600;
  line-height: 1.08;
  letter-spacing: -0.025em;
  color: var(--text);
}

h1 { font-size: clamp(2.5rem, 6vw, var(--text-6xl)); letter-spacing: -0.035em; font-weight: 600; }
h2 { font-size: clamp(2rem, 4vw, var(--text-5xl)); letter-spacing: -0.03em; }
h3 { font-size: var(--text-3xl); }
h4 { font-size: var(--text-xl); font-weight: 600; }

p {
  margin: 0;
  color: var(--text-2);
}

.lead {
  font-size: var(--text-xl);
  color: var(--text-2);
  line-height: 1.55;
  max-width: 56ch;
}

/* The "highlight" word — switches to mono + accent color */
.hl {
  font-family: var(--font-mono);
  font-weight: 500;
  color: var(--accent);
  font-style: italic;
  letter-spacing: -0.02em;
}

/* Mono inline */
.mono { font-family: var(--font-mono); }


/* ============================================
   4. LAYOUT HELPERS
   ============================================ */
.container {
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.container-narrow {
  max-width: var(--container-narrow);
  margin: 0 auto;
  padding: 0 var(--space-5);
}

.section {
  padding: var(--space-9) 0;
  position: relative;
}

.section-dark {
  background: var(--bg-dark);
  color: var(--text-on-dark);
}

.section-dark h1,
.section-dark h2,
.section-dark h3,
.section-dark h4 {
  color: var(--text-on-dark);
}

.section-dark p {
  color: var(--text-on-dark-2);
}

.section-header {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-4);
  margin-bottom: var(--space-8);
  max-width: 720px;
}

.section-header.center {
  align-items: center;
  text-align: center;
  margin-left: auto;
  margin-right: auto;
}


/* ============================================
   5. TAG / LABEL (mono uppercase pill)
   ============================================ */
.tag {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.3rem 0.75rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-2);
  background: var(--bg-3);
}

.tag::before {
  content: '';
  width: 5px;
  height: 5px;
  border-radius: 50%;
  background: var(--accent);
}

.section-dark .tag {
  border-color: var(--border-dark-2);
  color: var(--text-on-dark-2);
  background: transparent;
}


/* ============================================
   6. BUTTONS
   ============================================ */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: var(--space-2);
  padding: 0.75rem 1.25rem;
  border-radius: var(--radius);
  font-family: var(--font-sans);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: -0.005em;
  text-decoration: none;
  border: 1px solid transparent;
  transition: background 0.18s var(--ease),
              border-color 0.18s var(--ease),
              color 0.18s var(--ease),
              transform 0.18s var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: var(--accent);
  color: #fff;
  border-color: var(--accent);
}
.btn-primary:hover {
  background: var(--accent-hover);
  border-color: var(--accent-hover);
}

.btn-secondary {
  background: transparent;
  color: var(--text);
  border-color: var(--border-2);
}
.btn-secondary:hover {
  background: var(--text);
  color: var(--bg-3);
  border-color: var(--text);
}

.section-dark .btn-secondary {
  color: var(--text-on-dark);
  border-color: var(--border-dark-2);
}
.section-dark .btn-secondary:hover {
  background: var(--text-on-dark);
  color: var(--bg-dark);
  border-color: var(--text-on-dark);
}

.btn-ghost {
  background: transparent;
  color: var(--text);
  padding: 0.75rem 0.5rem;
}
.btn-ghost:hover {
  color: var(--accent);
}

.btn-link {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  font-weight: 500;
  letter-spacing: -0.005em;
  text-decoration: none;
  transition: gap 0.2s var(--ease);
}
.btn-link::after {
  content: '→';
  transition: transform 0.2s var(--ease);
}
.btn-link:hover {
  gap: 0.6rem;
}
.btn-link:hover::after {
  transform: translateX(2px);
}

.btn-lg {
  padding: 0.9rem 1.5rem;
  font-size: var(--text-base);
}


/* ============================================
   7. NAVBAR
   ============================================ */
.nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  z-index: 100;
  height: var(--navbar-h);
  display: flex;
  align-items: center;
  background: transparent;
  transition: background 0.3s var(--ease),
              border-color 0.3s var(--ease),
              backdrop-filter 0.3s var(--ease);
  border-bottom: 1px solid transparent;
}

.nav.scrolled {
  background: rgba(250, 250, 250, 0.72);
  backdrop-filter: saturate(180%) blur(20px);
  -webkit-backdrop-filter: saturate(180%) blur(20px);
  border-bottom-color: var(--border);
}

.nav-inner {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-5);
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-5);
}

.nav-brand {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--text-sm);
  letter-spacing: 0.06em;
  color: var(--text);
}

.nav-brand img {
  height: 38px;
  width: auto;
}

.nav-links {
  display: none;
  align-items: center;
  gap: var(--space-6);
}

.nav-links a {
  font-size: var(--text-sm);
  color: var(--text-2);
  transition: color 0.18s var(--ease);
}
.nav-links a:hover {
  color: var(--text);
}

.nav-cta {
  display: flex;
  align-items: center;
  gap: var(--space-3);
}

/* Hide primary CTA in mobile navbar (it's repeated in hero) */
.nav-cta > .btn-primary { display: none; }
@media (min-width: 768px) {
  .nav-cta > .btn-primary { display: inline-flex; }
}

/* Language toggle */
.lang-toggle {
  display: inline-flex;
  align-items: center;
  gap: 2px;
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-2);
  background: transparent;
  border: 1px solid var(--border);
  border-radius: var(--radius-pill);
  padding: 0.3rem 0.5rem;
  cursor: pointer;
}
.lang-toggle button {
  padding: 0.15rem 0.4rem;
  border-radius: var(--radius-pill);
  font-family: inherit;
  font-size: inherit;
  color: var(--text-2);
  font-weight: 500;
  letter-spacing: inherit;
  transition: background 0.18s, color 0.18s;
}
.lang-toggle button.active {
  background: var(--text);
  color: var(--bg);
}

/* Mobile menu trigger */
.nav-menu-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 36px;
  height: 36px;
  border: 1px solid var(--border);
  border-radius: var(--radius);
  background: var(--bg-3);
}
.nav-menu-btn svg { width: 18px; height: 18px; }

/* Mobile menu panel */
.nav-mobile {
  position: fixed;
  inset: var(--navbar-h) 0 0 0;
  background: var(--bg);
  z-index: 99;
  display: none;
  flex-direction: column;
  padding: var(--space-6) var(--space-5);
  gap: var(--space-5);
  border-top: 1px solid var(--border);
}
.nav-mobile.open { display: flex; }
.nav-mobile a {
  font-size: var(--text-2xl);
  font-weight: 500;
  color: var(--text);
  letter-spacing: -0.02em;
}


/* ============================================
   8. HERO
   ============================================ */
.hero {
  position: relative;
  padding: calc(var(--navbar-h) + var(--space-9)) 0 var(--space-9);
  overflow: hidden;
  background: var(--bg);
}

.hero-grid-bg {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(10, 10, 10, 0.08) 1px, transparent 0);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 80% 60% at 50% 30%, #000 30%, transparent 75%);
  pointer-events: none;
}

.hero-inner {
  position: relative;
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-8);
  align-items: center;
}

.hero-text { max-width: 720px; }

.hero h1 {
  margin-top: var(--space-4);
  margin-bottom: var(--space-5);
}

.hero .lead {
  margin-bottom: var(--space-6);
}

.hero-cta {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
  margin-bottom: var(--space-6);
}

.hero-trust {
  display: inline-flex;
  align-items: center;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text-2);
}
.hero-trust .dots { display: inline-flex; gap: 2px; color: var(--accent); }
.hero-trust strong { color: var(--text); font-weight: 600; }

/* Hero visual — CSS phone frame */
.hero-visual {
  display: none;
  justify-content: center;
  align-items: center;
}

.phone-frame {
  width: 280px;
  aspect-ratio: 9 / 19.5;
  background: var(--bg-dark);
  border-radius: 38px;
  padding: 10px;
  box-shadow: var(--shadow-lg),
              0 0 0 1px var(--border-dark),
              inset 0 0 0 1px rgba(255,255,255,0.04);
  position: relative;
  transform: rotate(-2deg);
}
.phone-frame::before {
  content: '';
  position: absolute;
  top: 16px; left: 50%;
  transform: translateX(-50%);
  width: 90px; height: 24px;
  background: var(--bg-dark);
  border-radius: 0 0 14px 14px;
  z-index: 2;
}
.phone-screen {
  height: 100%;
  background: linear-gradient(180deg, #0e1116 0%, #1a1d24 100%);
  border-radius: 30px;
  padding: 36px 16px 16px;
  font-family: var(--font-mono);
  font-size: 11px;
  color: var(--text-on-dark-2);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
}
.phone-line {
  height: 8px;
  border-radius: 4px;
  background: rgba(255,255,255,0.08);
}
.phone-line.short  { width: 40%; }
.phone-line.medium { width: 65%; }
.phone-line.accent {
  background: var(--accent);
  width: 30%;
  height: 32px;
  border-radius: 8px;
}
.phone-card {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.06);
  border-radius: 10px;
  padding: 10px;
  display: flex;
  flex-direction: column;
  gap: 6px;
}
.phone-prompt {
  color: var(--accent);
  font-family: var(--font-mono);
  font-size: 10px;
  letter-spacing: 0.04em;
}
.phone-cursor {
  display: inline-block;
  width: 6px; height: 12px;
  background: var(--accent);
  vertical-align: middle;
  margin-left: 2px;
  animation: blink 1.1s steps(1) infinite;
}
@keyframes blink { 50% { opacity: 0; } }


/* ============================================
   9. TECH STACK STRIP
   ============================================ */
.stack {
  padding: var(--space-7) 0;
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  background: var(--bg-2);
}

.stack-label {
  text-align: center;
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--text-3);
  margin-bottom: var(--space-5);
}

.stack-grid {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  align-items: center;
  gap: var(--space-3) var(--space-5);
}

.stack-badge {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  padding: 0.5rem 0.85rem;
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text);
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  transition: transform 0.2s var(--ease), border-color 0.2s var(--ease);
}
.stack-badge:hover {
  transform: translateY(-2px);
  border-color: var(--text-3);
}
.stack-badge .dot {
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--accent);
}


/* ============================================
   10. SERVICES
   ============================================ */
.services-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.service-card {
  position: relative;
  padding: var(--space-6);
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  transition: transform 0.25s var(--ease),
              border-color 0.25s var(--ease),
              box-shadow 0.25s var(--ease);
  overflow: hidden;
}
.service-card:hover {
  transform: translateY(-3px);
  border-color: var(--text-3);
  box-shadow: var(--shadow);
}
.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0;
  width: 0; height: 2px;
  background: var(--accent);
  transition: width 0.4s var(--ease);
}
.service-card:hover::before { width: 100%; }

.service-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px; height: 44px;
  border-radius: var(--radius);
  background: var(--accent-soft);
  color: var(--accent);
  margin-bottom: var(--space-4);
  font-family: var(--font-mono);
  font-weight: 600;
  font-size: var(--text-base);
}

.service-card h3 {
  font-size: var(--text-xl);
  margin-bottom: var(--space-3);
}

.service-card p {
  font-size: var(--text-sm);
  line-height: 1.6;
  margin-bottom: var(--space-4);
}

.service-meta {
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
}


/* ============================================
   11. PROCESS / WHY ME
   ============================================ */
.why {
  background: var(--bg-dark);
  color: var(--text-on-dark);
  padding: var(--space-10) 0;
  position: relative;
  overflow: hidden;
}

.why::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,0.05) 1px, transparent 0);
  background-size: 32px 32px;
  mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, #000 20%, transparent 75%);
  -webkit-mask-image: radial-gradient(ellipse 70% 50% at 50% 50%, #000 20%, transparent 75%);
  pointer-events: none;
}

.why-inner { position: relative; z-index: 1; }

.why-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-top: var(--space-8);
}

.why-item {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
  padding: var(--space-5);
  background: var(--bg-dark-2);
  border: 1px solid var(--border-dark);
  border-radius: var(--radius-xl);
}

.why-num {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--accent);
  letter-spacing: 0.06em;
}

.why-item h4 {
  font-size: var(--text-xl);
  color: var(--text-on-dark);
}

.why-item p {
  font-size: var(--text-sm);
  line-height: 1.6;
  color: var(--text-on-dark-2);
}


/* ============================================
   12. PORTFOLIO
   ============================================ */
.portfolio-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-5);
}

.project-card {
  display: grid;
  grid-template-columns: 1fr;
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-2xl);
  overflow: hidden;
  transition: transform 0.3s var(--ease),
              border-color 0.3s var(--ease),
              box-shadow 0.3s var(--ease);
}
.project-card:hover {
  transform: translateY(-4px);
  border-color: var(--text-3);
  box-shadow: var(--shadow-lg);
}

.project-visual {
  position: relative;
  aspect-ratio: 4 / 3;
  background: var(--bg-2);
  display: flex;
  align-items: center;
  justify-content: center;
  border-bottom: 1px solid var(--border);
  overflow: hidden;
}

.project-visual.green-bg {
  background: linear-gradient(135deg, #0b271a 0%, #0a0a0a 100%);
}

.project-visual.blue-bg {
  background: linear-gradient(135deg, #0a1428 0%, #0a0a0a 100%);
}

.project-visual img {
  width: 96px;
  height: 96px;
  object-fit: contain;
  border-radius: var(--radius-lg);
}

.project-visual img {
  width: 96px;
  height: 96px;
  object-fit: contain;
}

.project-visual::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,0.04) 1px, transparent 0);
  background-size: 24px 24px;
  pointer-events: none;
}

.project-info {
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.project-meta-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: var(--space-3);
}

.project-status {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-2);
}
.project-status.live {
  color: #16a34a;
}
.project-status.live::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: #16a34a;
  box-shadow: 0 0 0 4px rgba(22, 163, 74, 0.15);
}
.project-status.coming::before {
  content: '';
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--text-3);
}

.project-info h3 {
  font-size: var(--text-2xl);
  margin: 0;
}

.project-info p {
  font-size: var(--text-sm);
  line-height: 1.6;
  margin: 0;
}

.tech-badges {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-2);
}

.tech-badge {
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  padding: 0.25rem 0.55rem;
  background: var(--bg-2);
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
  color: var(--text-2);
}

.project-links {
  display: flex;
  flex-wrap: wrap;
  gap: var(--space-4);
  margin-top: var(--space-2);
  padding-top: var(--space-4);
  border-top: 1px dashed var(--border);
}
.project-links a {
  display: inline-flex;
  align-items: center;
  gap: 0.4rem;
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-2);
  transition: color 0.18s;
}
.project-links a:hover { color: var(--accent); }
.project-links a::before { content: '↗'; font-size: 1em; }


/* ============================================
   13. TESTIMONIALS
   ============================================ */
.testimonials-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-4);
}

.testimonial {
  background: var(--bg-3);
  border: 1px solid var(--border);
  border-radius: var(--radius-xl);
  padding: var(--space-5);
  display: flex;
  flex-direction: column;
  gap: var(--space-4);
}

.testimonial-stars {
  display: inline-flex;
  gap: 1px;
  color: var(--accent);
  font-size: var(--text-sm);
  letter-spacing: 0.08em;
}

.testimonial-text {
  font-size: var(--text-base);
  line-height: 1.55;
  color: var(--text);
  flex: 1;
}

.testimonial-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: var(--space-3);
  border-top: 1px solid var(--border);
}

.testimonial-author {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.testimonial-name {
  font-family: var(--font-mono);
  font-size: var(--text-sm);
  color: var(--text);
  letter-spacing: -0.005em;
}

.testimonial-source {
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: var(--text-3);
}

.testimonial-flag {
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  color: var(--text-3);
  padding: 0.2rem 0.5rem;
  border: 1px solid var(--border);
  border-radius: var(--radius-sm);
}


/* ============================================
   14. CTA BANNER
   ============================================ */
.cta-banner {
  margin: var(--space-9) 0;
  padding: 0 var(--space-5);
}

.cta-banner-inner {
  max-width: var(--container);
  margin: 0 auto;
  background: var(--accent);
  border-radius: var(--radius-2xl);
  padding: var(--space-9) var(--space-7);
  text-align: center;
  position: relative;
  overflow: hidden;
}

.cta-banner-inner::before {
  content: '';
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(circle at 1px 1px, rgba(255,255,255,0.18) 1px, transparent 0);
  background-size: 28px 28px;
  mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, #000 20%, transparent 70%);
  -webkit-mask-image: radial-gradient(ellipse 80% 70% at 50% 50%, #000 20%, transparent 70%);
  pointer-events: none;
}

.cta-banner-inner > * { position: relative; }

.cta-banner h2 {
  color: #fff;
  margin-bottom: var(--space-4);
  letter-spacing: -0.03em;
}
.cta-banner p {
  color: rgba(255, 255, 255, 0.85);
  font-size: var(--text-lg);
  max-width: 540px;
  margin: 0 auto var(--space-6);
}
.cta-banner .btn-primary {
  background: #fff;
  color: var(--accent);
  border-color: #fff;
}
.cta-banner .btn-primary:hover {
  background: var(--bg-dark);
  color: #fff;
  border-color: var(--bg-dark);
}


/* ============================================
   15. FOOTER
   ============================================ */
.footer {
  background: var(--bg-dark);
  color: var(--text-on-dark-2);
  padding: var(--space-8) 0 var(--space-6);
  border-top: 1px solid var(--border-dark);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: var(--space-6);
  margin-bottom: var(--space-7);
}

.footer-brand-col {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}

.footer-brand img {
  height: 44px;
  width: auto;
  filter: invert(1) brightness(1.5);
  margin-bottom: var(--space-2);
}

.footer p { font-size: var(--text-sm); }

.footer h5 {
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  font-weight: 500;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text-on-dark);
  margin: 0 0 var(--space-4);
}

.footer-col ul {
  display: flex;
  flex-direction: column;
  gap: var(--space-3);
}
.footer-col a {
  font-size: var(--text-sm);
  color: var(--text-on-dark-2);
  transition: color 0.18s;
}
.footer-col a:hover { color: var(--text-on-dark); }

.footer-bottom {
  padding-top: var(--space-5);
  border-top: 1px solid var(--border-dark);
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  gap: var(--space-3);
  font-family: var(--font-mono);
  font-size: var(--text-tag);
  letter-spacing: 0.04em;
  color: var(--text-on-dark-2);
  text-transform: uppercase;
}


/* ============================================
   16. SCROLL ANIMATIONS
   ============================================ */
.reveal {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: none;
}

.reveal-stagger > * {
  opacity: 0;
  transform: translateY(20px);
  transition: opacity 0.6s var(--ease), transform 0.6s var(--ease);
}
.reveal-stagger.visible > * { opacity: 1; transform: none; }
.reveal-stagger.visible > *:nth-child(1) { transition-delay: 0ms; }
.reveal-stagger.visible > *:nth-child(2) { transition-delay: 80ms; }
.reveal-stagger.visible > *:nth-child(3) { transition-delay: 160ms; }
.reveal-stagger.visible > *:nth-child(4) { transition-delay: 240ms; }
.reveal-stagger.visible > *:nth-child(5) { transition-delay: 320ms; }
.reveal-stagger.visible > *:nth-child(6) { transition-delay: 400ms; }

@media (prefers-reduced-motion: reduce) {
  .reveal, .reveal-stagger > * {
    opacity: 1;
    transform: none;
    transition: none;
  }
  html { scroll-behavior: auto; }
  .phone-cursor { animation: none; }
}


/* ============================================
   17. RESPONSIVE — TABLET
   ============================================ */
@media (min-width: 768px) {
  .section { padding: var(--space-10) 0; }

  .hero-inner {
    grid-template-columns: 1.1fr 1fr;
    gap: var(--space-7);
  }

  .hero-visual { display: flex; }

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

  .why-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: var(--space-5);
  }

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

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

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

  .footer-grid {
    grid-template-columns: 1.5fr 1fr 1fr;
    gap: var(--space-7);
  }

  .footer-bottom {
    flex-direction: row;
    align-items: center;
    justify-content: space-between;
  }
}


/* ============================================
   18. RESPONSIVE — DESKTOP
   ============================================ */
@media (min-width: 1024px) {
  .nav-links { display: inline-flex; }
  .nav-menu-btn { display: none; }

  .services-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .why-grid {
    grid-template-columns: repeat(4, 1fr);
  }

  .testimonials-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .phone-frame { width: 320px; }
}

@media (min-width: 1280px) {
  .hero {
    padding: calc(var(--navbar-h) + var(--space-10)) 0 var(--space-10);
  }
}


/* ============================================
   19. FOCUS STATES (keyboard accessibility)
   ============================================ */
:focus {
  outline: none;
}

a:focus-visible,
button:focus-visible,
.btn:focus-visible,
.btn-link:focus-visible,
.lang-toggle button:focus-visible,
.nav-menu-btn:focus-visible {
  outline: 2px solid var(--accent);
  outline-offset: 3px;
  border-radius: var(--radius);
}

.section-dark a:focus-visible,
.section-dark button:focus-visible,
.cta-banner-inner a:focus-visible,
.footer a:focus-visible {
  outline-color: #fff;
}


/* ============================================
   20. SELECTION
   ============================================ */
::selection {
  background: var(--accent);
  color: #fff;
}