/* ============================================
   CODEELLOW — Global Styles
   ============================================ */

/* --- SKIP LINK (accessibility) --- */
.skip-link {
  position: absolute;
  top: -9999px;
  left: 0;
  background: #FEEF4C;
  color: #1a2028;
  padding: 0.5rem 1rem;
  font-weight: 700;
  font-size: 0.875rem;
  z-index: 10000;
  text-decoration: none;
}
.skip-link:focus {
  top: 0;
}

/* --- DESIGN TOKENS --- */
:root {
  /* Colors — Dark Mode Default */
  --color-bg:        #1a2028;
  --color-surface:   #2A323F;
  --color-surface-2: #333d4d;
  --color-black:     #F4F4F0;
  --color-dark:      #F4F4F0;
  --color-muted:     #8899a6;
  --color-border:    #3a4554;

  /* Brand accent */
  --color-accent:    #FEEF4C;
  --color-accent-dark: #E8D932;

  color-scheme: dark;

  /* Typography */
  --font-sans: 'Outfit', 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Outfit', 'Inter', system-ui, sans-serif;

  /* Spacing scale */
  --space-xs:   0.5rem;
  --space-sm:   1rem;
  --space-md:   2rem;
  --space-lg:   4rem;
  --space-xl:   8rem;

  /* Layout */
  --container:  1280px;
  --radius-sm:  4px;
  --radius-md:  8px;
  --radius-lg:  16px;

  /* Transitions */
  --ease:       cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --duration:   0.3s;
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-black);
  line-height: 1.5;
  overflow-x: hidden;
}

img, video { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
ul, ol { list-style: none; }
button { cursor: pointer; border: none; background: none; font-family: inherit; }
input, textarea, select { font-family: inherit; }

/* --- TYPOGRAPHY SCALE --- */
.display-xl {
  font-size: clamp(4rem, 12vw, 14rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 0.9;
  text-transform: uppercase;
}

.display-lg {
  font-size: clamp(2.5rem, 6vw, 7rem);
  font-weight: 800;
  letter-spacing: -0.02em;
  line-height: 0.95;
  text-transform: uppercase;
}

.display-md {
  font-size: clamp(1.8rem, 4vw, 4rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.05;
  text-transform: uppercase;
}

.heading-lg {
  font-size: clamp(1.2rem, 2.5vw, 2rem);
  font-weight: 700;
  letter-spacing: -0.01em;
  line-height: 1.2;
}

.heading-md {
  font-size: clamp(1rem, 1.5vw, 1.4rem);
  font-weight: 600;
  letter-spacing: -0.01em;
}

.body-lg  { font-size: 1.125rem; line-height: 1.6; }
.body-md  { font-size: 1rem;     line-height: 1.6; }
.body-sm  { font-size: 0.875rem; line-height: 1.5; }
.label    { font-size: 0.75rem;  letter-spacing: 0.08em; text-transform: uppercase; font-weight: 600; }
.muted    { color: var(--color-muted); }

/* --- LAYOUT --- */
.container {
  width: 100%;
  max-width: var(--container);
  margin: 0 auto;
  padding: 0 var(--space-md);
}

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

.section-sm {
  padding: var(--space-lg) 0;
}

.grid-2 { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-md); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-md); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--space-md); }

.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }
.gap-sm { gap: var(--space-sm); }
.gap-md { gap: var(--space-md); }

/* --- BUTTONS --- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.75rem 1.5rem;
  font-size: 0.875rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
  border-radius: var(--radius-sm);
  transition: all var(--duration) var(--ease);
  white-space: nowrap;
}

.btn-primary {
  background: #F4F4F0;
  color: #1a2028;
}
.btn-primary:hover {
  background: var(--color-accent);
  color: var(--color-bg) !important;
  transform: translateY(-1px);
}

.btn-accent {
  background: var(--color-accent);
  color: var(--color-black);
}
.btn-accent:hover {
  background: var(--color-accent-dark);
  transform: translateY(-1px);
}

.btn-outline {
  border: 1.5px solid var(--color-black);
  color: var(--color-black);
}
.btn-outline:hover {
  background: var(--color-accent);
  border-color: var(--color-accent);
  color: var(--color-bg) !important;
}

.btn-lg {
  padding: 1rem 2rem;
  font-size: 1rem;
}

/* --- CARDS --- */
.card {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  transition: box-shadow var(--duration) var(--ease);
}

.card:hover {
  box-shadow: 0 8px 32px rgba(0,0,0,0.08);
}

.card-dark {
  background: #111820;
  color: #F4F4F0;
  border-color: #111820;
}

/* --- SECTION LABELS --- */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: var(--space-md);
}

.section-label::before {
  content: '';
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

/* --- DIVIDER --- */
.divider {
  width: 100%;
  height: 1px;
  background: var(--color-border);
}

/* --- STAT NUMBER --- */
.stat-number {
  font-size: clamp(2.5rem, 5vw, 5rem);
  font-weight: 900;
  line-height: 1;
  letter-spacing: -0.03em;
}

.stat-sup {
  font-size: 0.4em;
  vertical-align: super;
  font-weight: 700;
}

/* --- NAVBAR --- */
.navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 100;
  padding: 1.25rem 0;
  transition: background var(--duration) var(--ease), backdrop-filter var(--duration) var(--ease);
}

.navbar.scrolled {
  background: rgba(26, 32, 40, 0.92);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-md);
}

.navbar-logo {
  font-size: 1.25rem;
  font-weight: 700;
  letter-spacing: -0.02em;
  text-transform: none;
  display: flex;
  align-items: center;
  gap: 0.4rem;
}

.navbar-logo .logo-dot {
  display: inline-block;
  width: 8px;
  height: 8px;
  background: var(--color-accent);
  border-radius: 50%;
}

.navbar-links {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.navbar-links a {
  font-size: 0.875rem;
  font-weight: 500;
  color: var(--color-dark);
  transition: opacity var(--duration) var(--ease);
  position: relative;
}

.navbar-links a::after {
  content: '';
  position: absolute;
  bottom: -2px;
  left: 0;
  right: 0;
  height: 2px;
  background: var(--color-accent);
  transform: scaleX(0);
  transition: transform var(--duration) var(--ease);
}

.navbar-links a:hover::after,
.navbar-links a.active::after {
  transform: scaleX(1);
}

.navbar-menu-btn {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 4px;
  outline: none;
  -webkit-tap-highlight-color: transparent;
}

.navbar-menu-btn span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--color-black);
  transition: all var(--duration) var(--ease);
}

/* Mobile menu */
.mobile-menu {
  display: flex;
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: 99;
  background: var(--color-bg);
  padding: 5rem var(--space-md) var(--space-md);
  padding-bottom: calc(var(--space-md) + env(safe-area-inset-bottom, 0px));
  flex-direction: column;
  gap: 0;
  overflow-y: auto;

  /* Closed state */
  opacity: 0;
  visibility: hidden;
  transform: translateY(-10px);
  pointer-events: none;
  transition:
    opacity 0.3s var(--ease),
    transform 0.3s var(--ease),
    visibility 0s linear 0.3s;
}

.mobile-menu.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
  transition:
    opacity 0.3s var(--ease),
    transform 0.3s var(--ease),
    visibility 0s linear 0s;
}

.mobile-menu a:not(.btn) {
  font-size: 2rem;
  font-weight: 800;
  text-transform: uppercase;
  letter-spacing: -0.02em;
  border-bottom: 1px solid var(--color-border);
  padding: var(--space-sm) 0;
  display: block;

  opacity: 0;
  transform: translateX(-16px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
}

.mobile-menu.open a:not(.btn):nth-child(1) { opacity: 1; transform: none; transition-delay: 0.06s; }
.mobile-menu.open a:not(.btn):nth-child(2) { opacity: 1; transform: none; transition-delay: 0.12s; }
.mobile-menu.open a:not(.btn):nth-child(3) { opacity: 1; transform: none; transition-delay: 0.18s; }
.mobile-menu.open a:not(.btn):nth-child(4) { opacity: 1; transform: none; transition-delay: 0.24s; }

.mobile-menu .btn {
  width: 100%;
  justify-content: center;
  text-align: center;
  margin-top: auto;
  flex-shrink: 0;

  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.25s var(--ease), transform 0.25s var(--ease);
}

.mobile-menu.open .btn {
  opacity: 1;
  transform: none;
  transition-delay: 0.3s;
}

.mobile-menu .btn.btn-primary {
  display: flex;
  padding: 1rem var(--space-md);
}

/* --- FOOTER --- */
.footer {
  background: #111820;
  color: #F4F4F0;
  padding: var(--space-xl) 0 var(--space-md);
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-lg);
  margin-bottom: var(--space-xl);
}

.footer-logo {
  font-size: 1.25rem;
  font-weight: 700;
  text-transform: none;
  letter-spacing: -0.02em;
  margin-bottom: var(--space-sm);
}

.footer-desc {
  font-size: 0.9rem;
  color: rgba(244, 244, 240, 0.65);
  line-height: 1.7;
  max-width: 280px;
}

.footer-col-title {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  color: rgba(244, 244, 240, 0.6);
  margin-bottom: 1.25rem;
}

.footer-links {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
}

.footer-links a {
  font-size: 0.9rem;
  color: rgba(244, 244, 240, 0.7);
  transition: color var(--duration) var(--ease);
}

.footer-links a:hover {
  color: #F4F4F0;
}

.footer-bottom {
  border-top: 1px solid rgba(244, 244, 240, 0.1);
  padding-top: var(--space-md);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.footer-bottom p {
  font-size: 0.8rem;
  color: rgba(244, 244, 240, 0.6);
}

.footer-bottom p strong {
  color: var(--color-accent);
}

/* --- ANIMATIONS --- */
@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes slideInLeft {
  from { opacity: 0; transform: translateX(-24px); }
  to   { opacity: 1; transform: translateX(0); }
}

.animate-fade-up   { animation: fadeUp   0.6s var(--ease) both; }
.animate-fade-in   { animation: fadeIn   0.6s var(--ease) both; }
.animate-slide-left { animation: slideInLeft 0.6s var(--ease) both; }

.delay-1 { animation-delay: 0.1s; }
.delay-2 { animation-delay: 0.2s; }
.delay-3 { animation-delay: 0.3s; }
.delay-4 { animation-delay: 0.4s; }
.delay-5 { animation-delay: 0.5s; }

/* Scroll-triggered reveal */
.reveal {
  opacity: 0;
  transform: translateY(32px);
  transition: opacity 0.7s var(--ease), transform 0.7s var(--ease);
}
.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- SCROLLBAR --- */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--color-bg); }
::-webkit-scrollbar-thumb { background: var(--color-border); border-radius: 3px; }
::-webkit-scrollbar-thumb:hover { background: var(--color-muted); }

/* --- FORM ELEMENTS --- */
.input-group {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.input-label {
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: var(--color-muted);
}

.input-field {
  padding: 0.875rem 1rem;
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: var(--color-surface);
  font-size: 1rem;
  color: var(--color-black);
  transition: border-color var(--duration) var(--ease);
  width: 100%;
}

.input-field:focus {
  outline: none;
  border-color: var(--color-black);
}

.input-field::placeholder { color: var(--color-muted); }

textarea.input-field {
  resize: vertical;
  min-height: 120px;
}

/* --- BADGE / TAG --- */
.badge {
  display: inline-flex;
  align-items: center;
  padding: 0.25rem 0.75rem;
  border-radius: 99px;
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.badge-dark   { background: #111820; color: #F4F4F0; }
.badge-accent { background: var(--color-accent); color: var(--color-bg); }
.badge-muted  { background: var(--color-border); color: var(--color-muted); }

/* --- MARQUEE / TICKER --- */
.marquee-wrapper {
  overflow: hidden;
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 1rem 0;
}

.marquee-track {
  display: flex;
  gap: 4rem;
  animation: marquee 20s linear infinite;
  white-space: nowrap;
}

@keyframes marquee {
  from { transform: translateX(0); }
  to   { transform: translateX(-50%); }
}

/* --- HERO SECTION SPECIFIC --- */
.hero-bg-text {
  position: absolute;
  bottom: -0.15em;
  left: 0;
  right: 0;
  font-size: clamp(6rem, 20vw, 22rem);
  font-weight: 900;
  text-transform: uppercase;
  letter-spacing: -0.04em;
  color: transparent;
  -webkit-text-stroke: 1px rgba(255,255,255,0.06);
  pointer-events: none;
  user-select: none;
  overflow: hidden;
}

/* --- MEDIA IMAGE BLOCK --- */
.media-block {
  width: 100%;
  aspect-ratio: 16/9;
  background: var(--color-dark);
  border-radius: var(--radius-md);
  overflow: hidden;
  position: relative;
}

.media-block img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

.media-block:hover img { transform: scale(1.03); }

/* --- PRICING CARDS --- */
.pricing-card {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-md) var(--space-md) var(--space-lg);
  display: flex;
  flex-direction: column;
  gap: var(--space-sm);
  background: var(--color-surface);
  transition: transform var(--duration) var(--ease), box-shadow var(--duration) var(--ease);
}

.pricing-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 48px rgba(0,0,0,0.1);
}

.pricing-card.featured {
  background: var(--color-accent);
  color: #1a2028;
  border-color: var(--color-accent);
}

.pricing-price {
  font-size: clamp(2.5rem, 5vw, 4rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  line-height: 1;
}

.pricing-features {
  display: flex;
  flex-direction: column;
  gap: 0.625rem;
  margin-top: auto;
}

.pricing-features li {
  display: flex;
  align-items: flex-start;
  gap: 0.5rem;
  font-size: 0.9rem;
}

.pricing-features li::before {
  content: '+';
  font-weight: 700;
  color: var(--color-accent);
  flex-shrink: 0;
  margin-top: 0.1em;
}

.pricing-card.featured .pricing-features li::before {
  color: #1a2028;
}

/* --- PORTFOLIO GRID --- */
.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1.5rem;
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4/3;
  background: var(--color-dark);
  cursor: pointer;
}

.portfolio-item-overlay {
  position: absolute;
  inset: 0;
  background: rgba(42,50,63,0.82);
  display: flex;
  flex-direction: column;
  justify-content: flex-end;
  padding: var(--space-md);
  opacity: 0;
  transition: opacity var(--duration) var(--ease);
}

.portfolio-item:hover .portfolio-item-overlay {
  opacity: 1;
}

.portfolio-item-img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.6s var(--ease);
}

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

/* --- CALCULATOR SECTION --- */
.calc-card {
  background: var(--color-surface);
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: var(--space-lg);
}

.calc-slider-wrapper {
  display: flex;
  flex-direction: column;
  gap: 0.5rem;
}

.calc-slider {
  -webkit-appearance: none;
  width: 100%;
  height: 4px;
  border-radius: 2px;
  background: var(--color-border);
  outline: none;
}

.calc-slider::-webkit-slider-thumb {
  -webkit-appearance: none;
  width: 20px;
  height: 20px;
  border-radius: 50%;
  background: var(--color-black);
  cursor: pointer;
  transition: transform var(--duration) var(--ease);
}

.calc-slider::-webkit-slider-thumb:hover {
  transform: scale(1.2);
}

.calc-result {
  background: #111820;
  color: #F4F4F0;
  border-radius: var(--radius-md);
  padding: var(--space-md);
  text-align: center;
}

.calc-result-number {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 900;
  letter-spacing: -0.03em;
  color: var(--color-accent);
  line-height: 1;
}

/* ============================================
   RESPONSIVE — TABLET
   ============================================ */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}

/* ============================================
   RESPONSIVE — MOBILE
   ============================================ */
@media (max-width: 768px) {
  :root {
    --space-lg: 3rem;
    --space-xl: 5rem;
  }

  .navbar-links { display: none; }
  .navbar-cta   { display: none; }
  .navbar-menu-btn { display: flex; }

  .grid-2 { grid-template-columns: 1fr; }
  .grid-3 { grid-template-columns: 1fr; }
  .grid-4 { grid-template-columns: repeat(2, 1fr); }

  .footer-grid { grid-template-columns: 1fr; gap: var(--space-md); }
  .footer-bottom { flex-direction: column; gap: 0.5rem; text-align: center; }

  .btn { white-space: normal; text-align: center; max-width: 100%; }

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

  /* Calculator — prevent overflow when dragging sliders on mobile */
  .calc-card { padding: var(--space-sm); }
  .calc-results-grid { grid-template-columns: 1fr; }
  .calc-result-card { padding: 0.75rem 1rem; }
  .calc-result-number { font-size: clamp(1.6rem, 6vw, 2.5rem); }
}

@media (max-width: 480px) {
  .grid-4 { grid-template-columns: 1fr; }
}

/* ── WHATSAPP FLOATING BUTTON ── */
.whatsapp-float {
  position: fixed;
  bottom: 1.5rem;
  right: 1.5rem;
  z-index: 9999;
  width: 52px;
  height: 52px;
  transition: transform 0.2s ease;
  display: block;
}

.whatsapp-float:hover {
  transform: scale(1.1);
}

.whatsapp-float img {
  width: 100%;
  height: 100%;
  display: block;
  object-fit: contain;
}

/* --- FORM LAYOUT UTILITIES --- */
.form-grid-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
  margin-bottom: 1.25rem;
}

.budget-grid {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 0.5rem;
}

@media (max-width: 600px) {
  .form-grid-2 { grid-template-columns: 1fr; }
  .budget-grid  { grid-template-columns: repeat(2, 1fr); }
}

/* ── ROI Page — Scenario cards ── */
.scenarios-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.scenario-card {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: var(--space-md);
  background: var(--color-surface);
  text-align: center;
}

.scenario-card.highlight {
  border-color: var(--color-accent);
  background: var(--color-accent);
  color: #1a2028;
}

.scenario-label {
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: var(--color-muted);
  margin-bottom: 0.75rem;
}

.scenario-card.highlight .scenario-label {
  color: rgba(26, 32, 40, 0.65);
}

.scenario-pct {
  font-size: 2.5rem;
  font-weight: 800;
  letter-spacing: -0.03em;
  line-height: 1;
  margin-bottom: 0.5rem;
}

/* ── ROI Page — Factor cards ── */
.factors-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.25rem;
}

.factor-card {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  background: var(--color-surface);
}

.factor-icon {
  width: 40px;
  height: 40px;
  border-radius: var(--radius-sm);
  background: var(--color-surface-2);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 1rem;
  color: var(--color-accent);
}

/* ── ROI Page — Note box ── */
.roi-note {
  border: 1.5px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 2rem;
  background: var(--color-surface);
  max-width: 760px;
  margin: 0 auto;
}

@media (max-width: 1024px) {
  .factors-grid { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .scenarios-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .factors-grid { grid-template-columns: 1fr; }
}