/* ==========================================================================
   digitalKrafter - Modern Digital Technology Services
   Brand Design System & Core Stylesheet
   ========================================================================== */

/* --- Local Font Face --- */
@font-face {
  font-family: 'Audiowide';
  src: url('../assets/fonts/Audiowide-Regular.ttf') format('truetype');
  font-weight: 400;
  font-style: normal;
  font-display: swap;
}

/* --- Design Tokens & CSS Variables --- */
:root {
  /* Brand Palette derived from digitalKrafter Logo */
  --color-primary-dark: #141619;
  --color-charcoal-deep: #1A1D22;
  --color-charcoal-medium: #252830;
  --color-charcoal-border: #333842;
  --color-charcoal-hover: #2E333D;

  --color-brand-red: #EF5450;
  --color-brand-red-hover: #DC3E3A;
  --color-brand-red-dark: #BA2926;
  --color-brand-red-light: rgba(239, 84, 80, 0.1);
  --color-brand-red-glow: rgba(239, 84, 80, 0.25);

  /* Light Theme Surfaces */
  --color-bg-main: #FFFFFF;
  --color-bg-secondary: #FAFAFB;
  --color-bg-tertiary: #F3F4F7;
  --color-card-bg: #FFFFFF;
  --color-card-border: #E8EAEE;

  /* Typography Colors */
  --color-text-main: #1C1E21;
  --color-text-secondary: #4E535E;
  --color-text-muted: #727988;
  --color-text-light: #A0A6B5;
  --color-text-on-dark: #FFFFFF;

  /* Fonts */
  --font-brand: 'Audiowide', monospace, sans-serif;
  --font-body: 'Plus Jakarta Sans', 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, sans-serif;
  --font-mono: 'JetBrains Mono', 'Fira Code', 'Courier New', monospace;

  /* Elevation Shadows */
  --shadow-xs: 0 1px 2px rgba(18, 20, 24, 0.04);
  --shadow-sm: 0 2px 6px rgba(18, 20, 24, 0.06);
  --shadow-md: 0 8px 24px rgba(18, 20, 24, 0.08);
  --shadow-lg: 0 16px 36px rgba(18, 20, 24, 0.12);
  --shadow-card-hover: 0 18px 40px rgba(18, 20, 24, 0.14);
  --shadow-red-button: 0 4px 16px rgba(239, 84, 80, 0.32);

  /* Layout & Geometry */
  --container-max-width: 1240px;
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  --header-height: 80px;
  --header-height-scrolled: 64px;

  /* Transitions */
  --transition-fast: 0.18s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-base: 0.28s cubic-bezier(0.4, 0, 0.2, 1);
  --transition-smooth: 0.4s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  background-color: var(--color-bg-main);
  color: var(--color-text-main);
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* --- Accessibility Focus State --- */
:focus-visible {
  outline: 2px solid var(--color-brand-red);
  outline-offset: 3px;
}

/* --- Typography --- */
h1, h2, h3, h4, h5, h6 {
  color: var(--color-text-main);
  font-weight: 700;
  line-height: 1.25;
  letter-spacing: -0.02em;
}

h1 { font-size: clamp(2.3rem, 4.5vw, 3.6rem); }
h2 { font-size: clamp(1.9rem, 3.2vw, 2.75rem); }
h3 { font-size: clamp(1.3rem, 2vw, 1.65rem); }
h4 { font-size: 1.2rem; }

p {
  color: var(--color-text-secondary);
  font-size: 1.05rem;
}

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--transition-fast);
}

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

ul, ol {
  list-style: none;
}

/* --- Global Utilities --- */
.container {
  width: 100%;
  max-width: var(--container-max-width);
  margin-left: auto;
  margin-right: auto;
  padding-left: 24px;
  padding-right: 24px;
}

.section {
  padding: 100px 0;
  position: relative;
}

.section-bg-secondary {
  background-color: var(--color-bg-secondary);
  border-top: 1px solid var(--color-card-border);
  border-bottom: 1px solid var(--color-card-border);
}

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

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

.section-dark p {
  color: #B2B8C6;
}

/* Section Headers */
.section-header {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 60px;
}

.section-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-family: var(--font-brand);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--color-brand-red);
  background-color: var(--color-brand-red-light);
  padding: 6px 14px;
  border-radius: var(--radius-full);
  margin-bottom: 16px;
  font-weight: 600;
  border: 1px solid rgba(239, 84, 80, 0.18);
}

.section-title {
  margin-bottom: 18px;
}

.section-subtitle {
  font-size: 1.15rem;
  color: var(--color-text-secondary);
}

.highlight-red {
  color: var(--color-brand-red);
  position: relative;
}

/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 10px;
  padding: 13px 26px;
  font-size: 0.98rem;
  font-weight: 600;
  border-radius: var(--radius-md);
  border: 1px solid transparent;
  cursor: pointer;
  transition: all var(--transition-base);
  text-align: center;
  white-space: nowrap;
}

.btn-primary {
  background-color: var(--color-brand-red);
  color: #FFFFFF;
  box-shadow: var(--shadow-red-button);
}

.btn-primary:hover {
  background-color: var(--color-brand-red-hover);
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(239, 84, 80, 0.42);
}

.btn-secondary {
  background-color: transparent;
  color: var(--color-text-main);
  border-color: #D1D5DB;
}

.btn-secondary:hover {
  background-color: var(--color-bg-tertiary);
  border-color: #9CA3AF;
  transform: translateY(-2px);
}

.btn-dark {
  background-color: var(--color-primary-dark);
  color: #FFFFFF;
}

.btn-dark:hover {
  background-color: var(--color-charcoal-deep);
  transform: translateY(-2px);
  box-shadow: var(--shadow-md);
}

.btn-whatsapp {
  background-color: #25D366;
  color: #FFFFFF;
}

.btn-whatsapp:hover {
  background-color: #20BA5A;
  transform: translateY(-2px);
  box-shadow: 0 6px 20px rgba(37, 211, 102, 0.35);
}

.btn-sm {
  padding: 9px 18px;
  font-size: 0.88rem;
}

.btn-lg {
  padding: 15px 32px;
  font-size: 1.06rem;
}

.btn-full {
  width: 100%;
}

/* ==========================================================================
   1. HEADER & NAVIGATION
   ========================================================================== */
.header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: var(--header-height);
  background-color: rgba(255, 255, 255, 0.94);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-card-border);
  z-index: 1000;
  transition: height var(--transition-base), background-color var(--transition-base), box-shadow var(--transition-base);
}

.header.scrolled {
  height: var(--header-height-scrolled);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  background-color: rgba(255, 255, 255, 0.98);
}

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

/* Brand Logo */
.brand-logo {
  display: flex;
  align-items: center;
  gap: 12px;
  text-decoration: none;
}

.brand-logo img {
  height: 44px;
  width: auto;
  object-fit: contain;
  transition: transform var(--transition-fast);
}

.brand-logo:hover img {
  transform: scale(1.03);
}

.brand-logo-text {
  font-family: var(--font-brand);
  font-size: 1.45rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  letter-spacing: -0.03em;
}

.brand-logo-text .brand-red {
  color: var(--color-brand-red);
}

/* Nav Menu */
.nav-menu {
  display: flex;
  align-items: center;
  gap: 32px;
}

.nav-link {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--color-text-secondary);
  position: relative;
  padding: 8px 0;
  transition: color var(--transition-fast);
}

.nav-link::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-brand-red);
  transition: width var(--transition-base);
}

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

.nav-link:hover::after,
.nav-link.active::after {
  width: 100%;
}

.nav-menu .mobile-cta-btn {
  display: none;
}

.nav-actions {
  display: flex;
  align-items: center;
  gap: 14px;
}

/* Mobile Hamburger */
.hamburger {
  display: none;
  background: none;
  border: none;
  cursor: pointer;
  padding: 8px;
  width: 44px;
  height: 44px;
  position: relative;
  z-index: 1010;
}

.hamburger-line {
  display: block;
  width: 26px;
  height: 2.5px;
  background-color: var(--color-primary-dark);
  margin: 5px auto;
  border-radius: 2px;
  transition: transform var(--transition-base), opacity var(--transition-fast);
}

.hamburger.open .hamburger-line:nth-child(1) {
  transform: translateY(7.5px) rotate(45deg);
}

.hamburger.open .hamburger-line:nth-child(2) {
  opacity: 0;
}

.hamburger.open .hamburger-line:nth-child(3) {
  transform: translateY(-7.5px) rotate(-45deg);
}

/* ==========================================================================
   2. HERO SECTION
   ========================================================================== */
.hero {
  padding-top: calc(var(--header-height) + 50px);
  padding-bottom: 90px;
  background: linear-gradient(180deg, #FFFFFF 0%, #FAFAFC 100%);
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -100px;
  right: -80px;
  width: 450px;
  height: 450px;
  background: radial-gradient(circle, rgba(239, 84, 80, 0.08) 0%, rgba(239, 84, 80, 0) 70%);
  pointer-events: none;
}

.hero-grid {
  display: grid;
  grid-template-columns: 1.15fr 0.95fr;
  align-items: center;
  gap: 50px;
}

.hero-content {
  position: relative;
  z-index: 2;
}

.hero-tagline-badge {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 6px 14px;
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-full);
  font-family: var(--font-brand);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--color-text-secondary);
  margin-bottom: 22px;
}

.hero-tagline-badge .badge-dot {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background-color: var(--color-brand-red);
}

.hero-title {
  font-size: clamp(2.5rem, 4.4vw, 4rem);
  font-weight: 800;
  line-height: 1.15;
  margin-bottom: 24px;
  color: var(--color-primary-dark);
}

.hero-desc {
  font-size: 1.2rem;
  color: var(--color-text-secondary);
  margin-bottom: 36px;
  max-width: 580px;
  line-height: 1.7;
}

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

.hero-trust-bar {
  display: flex;
  align-items: center;
  gap: 28px;
  padding-top: 24px;
  border-top: 1px solid var(--color-card-border);
}

.trust-item {
  display: flex;
  flex-direction: column;
}

.trust-number {
  font-family: var(--font-brand);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary-dark);
}

.trust-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.04em;
}

.hero-visual {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: center;
}

.hero-visual img,
.hero-visual svg {
  filter: drop-shadow(0 20px 40px rgba(0, 0, 0, 0.08));
  transition: transform var(--transition-smooth);
}

.hero-visual:hover img,
.hero-visual:hover svg {
  transform: translateY(-4px);
}

/* ==========================================================================
   3. SERVICES SECTION ("What We Build")
   ========================================================================== */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.service-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 36px 30px;
  display: flex;
  flex-direction: column;
  position: relative;
  scroll-margin-top: 100px;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.service-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
  border-color: rgba(239, 84, 80, 0.35);
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 28px;
  right: 28px;
  height: 3px;
  background-color: transparent;
  transition: background-color var(--transition-base);
  border-radius: 0 0 4px 4px;
}

.service-card:hover::before {
  background-color: var(--color-brand-red);
}

.service-icon-wrap {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-md);
  background-color: var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 24px;
  color: var(--color-primary-dark);
  transition: all var(--transition-base);
}

.service-card:hover .service-icon-wrap {
  background-color: var(--color-brand-red);
  color: #FFFFFF;
}

.service-icon-wrap svg {
  width: 26px;
  height: 26px;
}

.service-title {
  font-size: 1.35rem;
  margin-bottom: 12px;
  color: var(--color-primary-dark);
}

.service-desc {
  font-size: 0.96rem;
  color: var(--color-text-secondary);
  margin-bottom: 22px;
  line-height: 1.6;
}

.service-capabilities {
  margin-top: auto;
  margin-bottom: 26px;
  display: flex;
  flex-direction: column;
  gap: 10px;
  border-top: 1px solid var(--color-card-border);
  padding-top: 18px;
}

.service-capability-item {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.9rem;
  color: var(--color-text-secondary);
}

.service-capability-item svg {
  width: 14px;
  height: 14px;
  color: var(--color-brand-red);
  flex-shrink: 0;
}

.service-action {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.92rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  transition: color var(--transition-fast);
}

.service-action svg {
  width: 16px;
  height: 16px;
  transition: transform var(--transition-fast);
}

.service-card:hover .service-action {
  color: var(--color-brand-red);
}

.service-card:hover .service-action svg {
  transform: translateX(4px);
}

/* ==========================================================================
   4. WHY DIGITALKRAFTER
   ========================================================================== */
.why-header-note {
  max-width: 820px;
  margin: 0 auto 50px;
  text-align: center;
  font-size: 1.15rem;
  line-height: 1.75;
  color: var(--color-text-secondary);
}

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

.why-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 34px 26px;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.why-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #D1D5DB;
}

.why-icon {
  width: 48px;
  height: 48px;
  border-radius: var(--radius-md);
  background-color: var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 20px;
  color: var(--color-brand-red);
}

.why-icon svg {
  width: 24px;
  height: 24px;
}

.why-title {
  font-size: 1.2rem;
  margin-bottom: 12px;
  color: var(--color-primary-dark);
}

.why-desc {
  font-size: 0.94rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* Methodology Clarification Callout */
.methodology-callout {
  margin-top: 50px;
  background-color: var(--color-bg-tertiary);
  border: 1px solid var(--color-card-border);
  border-left: 4px solid var(--color-brand-red);
  padding: 24px 30px;
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  gap: 20px;
}

.methodology-callout svg {
  width: 32px;
  height: 32px;
  color: var(--color-brand-red);
  flex-shrink: 0;
}

.methodology-callout p {
  font-size: 0.98rem;
  color: var(--color-text-secondary);
  margin: 0;
}

/* ==========================================================================
   5. SOLUTIONS / PROBLEM → SOLUTION USE CASES
   ========================================================================== */
.solutions-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(340px, 1fr));
  gap: 26px;
}

.solution-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 30px;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.solution-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
}

.solution-problem {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 20px;
}

.problem-badge {
  font-family: var(--font-brand);
  font-size: 0.72rem;
  font-weight: 700;
  text-transform: uppercase;
  color: #6B7280;
  background-color: #ECEEF2;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
  letter-spacing: 0.05em;
  flex-shrink: 0;
}

.problem-text {
  font-size: 1.08rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  line-height: 1.4;
}

.solution-divider {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 20px;
}

.solution-divider-line {
  flex-grow: 1;
  height: 1px;
  background-color: var(--color-card-border);
}

.solution-arrow {
  color: var(--color-brand-red);
}

.solution-outcome {
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  padding: 18px 20px;
  margin-bottom: 20px;
}

.solution-service-tag {
  display: inline-block;
  font-size: 0.82rem;
  font-weight: 700;
  color: var(--color-brand-red);
  margin-bottom: 6px;
  text-transform: uppercase;
  letter-spacing: 0.05em;
}

.solution-outcome-desc {
  font-size: 0.94rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
  margin: 0;
}

.solution-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary-dark);
}

.solution-link:hover {
  color: var(--color-brand-red);
}

/* ==========================================================================
   6. OUR PROCESS (5-Step Horizontal Timeline on Desktop)
   ========================================================================== */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 20px;
  position: relative;
  margin-top: 40px;
}

.process-timeline::before {
  content: '';
  position: absolute;
  top: 36px;
  left: 5%;
  right: 5%;
  height: 2px;
  background: repeating-linear-gradient(to right, var(--color-card-border), var(--color-card-border) 8px, transparent 8px, transparent 16px);
  z-index: 1;
}

.process-step {
  position: relative;
  z-index: 2;
  text-align: center;
  padding: 0 10px;
}

.step-number-wrap {
  width: 72px;
  height: 72px;
  margin: 0 auto 24px;
  background-color: #FFFFFF;
  border: 2px solid var(--color-card-border);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-brand);
  font-size: 1.15rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  box-shadow: var(--shadow-sm);
  transition: all var(--transition-base);
}

.process-step:hover .step-number-wrap {
  border-color: var(--color-brand-red);
  color: var(--color-brand-red);
  transform: scale(1.08);
  box-shadow: 0 4px 16px rgba(239, 84, 80, 0.2);
}

.step-title {
  font-size: 1.18rem;
  margin-bottom: 10px;
  color: var(--color-primary-dark);
}

.step-desc {
  font-size: 0.9rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
}

/* ==========================================================================
   7. PORTFOLIO SECTION
   ========================================================================== */
.portfolio-filter-bar {
  display: flex;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  gap: 12px;
  margin-bottom: 46px;
}

.filter-btn {
  background-color: transparent;
  border: 1px solid var(--color-card-border);
  color: var(--color-text-secondary);
  padding: 8px 18px;
  border-radius: var(--radius-full);
  font-size: 0.9rem;
  font-weight: 600;
  cursor: pointer;
  transition: all var(--transition-fast);
}

.filter-btn:hover {
  border-color: #9CA3AF;
  color: var(--color-primary-dark);
}

.filter-btn.active {
  background-color: var(--color-primary-dark);
  color: #FFFFFF;
  border-color: var(--color-primary-dark);
}

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}

.portfolio-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
}

.portfolio-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--shadow-card-hover);
}

.portfolio-thumb {
  position: relative;
  background-color: #121417;
  aspect-ratio: 16 / 10;
  overflow: hidden;
}

.portfolio-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform var(--transition-smooth);
}

.portfolio-card:hover .portfolio-thumb img {
  transform: scale(1.04);
}

.portfolio-content {
  padding: 26px 24px;
  display: flex;
  flex-direction: column;
  flex-grow: 1;
}

.portfolio-meta {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 12px;
}

.portfolio-category {
  font-family: var(--font-brand);
  font-size: 0.76rem;
  color: var(--color-brand-red);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  font-weight: 600;
}

.portfolio-title {
  font-size: 1.25rem;
  margin-bottom: 10px;
  color: var(--color-primary-dark);
}

.portfolio-desc {
  font-size: 0.93rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
  margin-bottom: 18px;
}

.portfolio-tags {
  display: flex;
  flex-wrap: wrap;
  gap: 6px;
  margin-top: auto;
  margin-bottom: 22px;
}

.tech-tag {
  background-color: var(--color-bg-tertiary);
  color: var(--color-text-secondary);
  font-size: 0.78rem;
  font-weight: 500;
  padding: 4px 10px;
  border-radius: var(--radius-sm);
}

.portfolio-action-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 16px;
  border-top: 1px solid var(--color-card-border);
}

.portfolio-view-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  cursor: pointer;
  background: none;
  border: none;
  padding: 0;
  transition: color var(--transition-fast);
}

.portfolio-view-btn:hover {
  color: var(--color-brand-red);
}

/* ==========================================================================
   8. CALL TO ACTION SECTION (Striking Charcoal Banner)
   ========================================================================== */
.cta-banner {
  background-color: var(--color-primary-dark);
  border-radius: var(--radius-lg);
  padding: 70px 60px;
  position: relative;
  overflow: hidden;
  box-shadow: var(--shadow-lg);
  display: grid;
  grid-template-columns: 1.3fr 0.7fr;
  align-items: center;
  gap: 40px;
}

.cta-banner::before {
  content: '';
  position: absolute;
  top: -120px;
  right: -100px;
  width: 400px;
  height: 400px;
  background: radial-gradient(circle, rgba(239, 84, 80, 0.22) 0%, rgba(239, 84, 80, 0) 70%);
  pointer-events: none;
}

.cta-title {
  color: #FFFFFF;
  font-size: clamp(2rem, 3.2vw, 2.8rem);
  margin-bottom: 16px;
}

.cta-desc {
  color: #B2B8C6;
  font-size: 1.15rem;
  line-height: 1.65;
  margin: 0;
}

.cta-actions {
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  z-index: 2;
}

/* ==========================================================================
   9. CONTACT SECTION & SERVERLESS FORM
   ========================================================================== */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.3fr;
  gap: 60px;
  align-items: flex-start;
}

.contact-info-panel {
  padding-right: 20px;
}

.contact-direct-cards {
  display: flex;
  flex-direction: column;
  gap: 20px;
  margin-top: 36px;
}

.direct-card {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  padding: 20px;
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.direct-card:hover {
  border-color: #CBD5E1;
  box-shadow: var(--shadow-sm);
}

.direct-icon {
  width: 44px;
  height: 44px;
  border-radius: var(--radius-sm);
  background-color: var(--color-bg-tertiary);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-brand-red);
  flex-shrink: 0;
}

.direct-icon svg {
  width: 20px;
  height: 20px;
}

.direct-label {
  font-size: 0.8rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.05em;
  margin-bottom: 4px;
}

.direct-val {
  font-size: 1.05rem;
  font-weight: 600;
  color: var(--color-primary-dark);
}

/* Form Container */
.form-card {
  background-color: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 44px 40px;
  box-shadow: var(--shadow-md);
}

.form-row-2 {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 20px;
}

.form-group {
  margin-bottom: 22px;
}

.form-label {
  display: block;
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--color-primary-dark);
  margin-bottom: 8px;
}

.form-label .required {
  color: var(--color-brand-red);
}

.form-control {
  width: 100%;
  padding: 13px 16px;
  font-size: 0.96rem;
  font-family: inherit;
  color: var(--color-text-main);
  background-color: var(--color-bg-secondary);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-md);
  transition: all var(--transition-fast);
}

.form-control:focus {
  background-color: #FFFFFF;
  border-color: var(--color-brand-red);
  box-shadow: 0 0 0 3px rgba(239, 84, 80, 0.15);
  outline: none;
}

.form-control.is-invalid {
  border-color: #E53935;
  background-color: #FFF5F5;
}

.field-error {
  font-size: 0.8rem;
  color: #E53935;
  margin-top: 5px;
  display: none;
}

.field-error.active {
  display: block;
}

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

/* Status Messages */
.form-status-alert {
  padding: 16px 20px;
  border-radius: var(--radius-md);
  margin-bottom: 24px;
  font-size: 0.95rem;
  display: none;
  align-items: center;
  gap: 12px;
}

.form-status-alert.is-visible {
  display: flex;
}

.form-status-alert.success {
  background-color: #EAFBF1;
  color: #166534;
  border: 1px solid #BBF7D0;
}

.form-status-alert.error {
  background-color: #FEF2F2;
  color: #991B1B;
  border: 1px solid #FECACA;
}

.btn-spinner {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(255, 255, 255, 0.3);
  border-top-color: #FFFFFF;
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
}

@keyframes spin {
  to { transform: rotate(360deg); }
}

.is-submitting .btn-spinner {
  display: inline-block;
}

.is-submitting .btn-text {
  opacity: 0.7;
}

/* ==========================================================================
   10. FLOATING WHATSAPP BUTTON & WIDGET
   ========================================================================== */
.floating-whatsapp {
  position: fixed;
  bottom: 28px;
  right: 28px;
  z-index: 990;
  display: flex;
  align-items: center;
  gap: 12px;
  pointer-events: none; /* Prevents container from blocking clicks or hovers on footer links */
}

.floating-whatsapp-btn {
  width: 60px;
  height: 60px;
  border-radius: 50%;
  background-color: #25D366;
  color: #FFFFFF;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: 0 6px 24px rgba(37, 211, 102, 0.42);
  cursor: pointer;
  border: none;
  position: relative;
  transition: transform var(--transition-base), box-shadow var(--transition-base);
  pointer-events: auto; /* Button itself receives clicks and hovers */
}

.floating-whatsapp-btn:hover {
  transform: scale(1.08);
  box-shadow: 0 8px 30px rgba(37, 211, 102, 0.55);
}

.floating-whatsapp-btn svg {
  width: 32px;
  height: 32px;
}

.whatsapp-pulse {
  position: absolute;
  width: 100%;
  height: 100%;
  border-radius: 50%;
  background-color: #25D366;
  opacity: 0.5;
  animation: waPulse 2.4s cubic-bezier(0.24, 0, 0.38, 1) infinite;
  z-index: -1;
  pointer-events: none;
}

@keyframes waPulse {
  0% { transform: scale(1); opacity: 0.5; }
  70% { transform: scale(1.45); opacity: 0; }
  100% { transform: scale(1.45); opacity: 0; }
}

.floating-whatsapp-tooltip {
  background-color: var(--color-primary-dark);
  color: #FFFFFF;
  padding: 8px 14px;
  border-radius: var(--radius-full);
  font-size: 0.85rem;
  font-weight: 600;
  white-space: nowrap;
  box-shadow: var(--shadow-md);
  border: 1px solid var(--color-charcoal-border);
  opacity: 0;
  visibility: hidden;
  transform: translateX(10px);
  pointer-events: none;
  transition: opacity var(--transition-fast), transform var(--transition-fast), visibility var(--transition-fast);
}

.floating-whatsapp:hover .floating-whatsapp-tooltip {
  opacity: 1;
  visibility: visible;
  transform: translateX(0);
}

/* ==========================================================================
   11. FOOTER
   ========================================================================== */
.footer {
  background-color: var(--color-primary-dark);
  color: #FFFFFF;
  padding-top: 80px;
  padding-bottom: 110px; /* Ample clearance so content never collides with fixed floating WhatsApp button */
  border-top: 1px solid var(--color-charcoal-border);
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.5fr 1fr 1fr 1fr;
  gap: 50px;
  margin-bottom: 60px;
}

.footer-brand p {
  color: #9AA0B0;
  margin-top: 18px;
  margin-bottom: 24px;
  font-size: 0.95rem;
  line-height: 1.65;
  max-width: 320px;
}

.footer-social-links {
  display: flex;
  align-items: center;
  gap: 12px;
}

.footer-social-btn {
  width: 38px;
  height: 38px;
  border-radius: var(--radius-sm);
  background-color: var(--color-charcoal-deep);
  border: 1px solid var(--color-charcoal-border);
  display: flex;
  align-items: center;
  justify-content: center;
  color: #CBD5E1;
  transition: all var(--transition-fast);
}

.footer-social-btn:hover {
  background-color: var(--color-brand-red);
  border-color: var(--color-brand-red);
  color: #FFFFFF;
  transform: translateY(-2px);
}

.footer-social-btn svg {
  width: 18px;
  height: 18px;
}

.footer-col-title {
  font-family: var(--font-brand);
  font-size: 0.95rem;
  letter-spacing: 0.05em;
  text-transform: uppercase;
  color: #FFFFFF;
  margin-bottom: 22px;
}

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

.footer-links a {
  font-size: 0.92rem;
  color: #9AA0B0;
  transition: color var(--transition-fast);
}

.footer-links a:hover {
  color: var(--color-brand-red);
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-top: 30px;
  border-top: 1px solid var(--color-charcoal-border);
  font-size: 0.88rem;
  color: #717786;
  flex-wrap: wrap;
  gap: 16px;
}

.footer-bottom a {
  color: #9AA0B0;
  text-decoration: none;
  transition: color var(--transition-fast);
}

.footer-bottom a:hover {
  color: var(--color-brand-red);
}

.footer-bottom-links {
  display: flex;
  align-items: center;
  gap: 24px;
  flex-wrap: wrap;
  padding-right: 70px; /* Ensures clear separation from floating WhatsApp button */
}

.footer-bottom-links span {
  display: inline-flex;
  align-items: center;
}

/* ==========================================================================
   12. PROJECT MODAL (Quick Preview)
   ========================================================================== */
.modal-backdrop {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background-color: rgba(18, 20, 24, 0.75);
  backdrop-filter: blur(8px);
  z-index: 2000;
  display: none;
  align-items: center;
  justify-content: center;
  padding: 20px;
}

.modal-backdrop.open {
  display: flex;
}

.modal-dialog {
  background-color: var(--color-card-bg);
  border-radius: var(--radius-lg);
  max-width: 680px;
  width: 100%;
  max-height: 90vh;
  overflow-y: auto;
  box-shadow: var(--shadow-lg);
  border: 1px solid var(--color-card-border);
  position: relative;
  animation: modalEnter 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

@keyframes modalEnter {
  from { opacity: 0; transform: scale(0.95) translateY(10px); }
  to { opacity: 1; transform: scale(1) translateY(0); }
}

.modal-close-btn {
  position: absolute;
  top: 18px;
  right: 18px;
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background-color: var(--color-bg-tertiary);
  border: none;
  cursor: pointer;
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-text-main);
  transition: all var(--transition-fast);
  z-index: 10;
}

.modal-close-btn:hover {
  background-color: var(--color-brand-red);
  color: #FFFFFF;
}

.modal-body {
  padding: 32px;
}

/* ==========================================================================
   13. SCROLL REVEAL ANIMATIONS
   ========================================================================== */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.65s cubic-bezier(0.16, 1, 0.3, 1), transform 0.65s cubic-bezier(0.16, 1, 0.3, 1);
}

.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

/* Stagger delay helpers */
.delay-1 { transition-delay: 0.1s; }
.delay-2 { transition-delay: 0.2s; }
.delay-3 { transition-delay: 0.3s; }
.delay-4 { transition-delay: 0.4s; }

/* Prefers Reduced Motion */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
  .reveal {
    opacity: 1 !important;
    transform: none !important;
  }
  .whatsapp-pulse {
    display: none;
  }
}

/* ==========================================================================
   14. LEGAL PAGES (Privacy Policy & Terms of Service)
   ========================================================================== */
.legal-container {
  max-width: 880px;
  margin: 0 auto;
}

.legal-card {
  background: var(--color-card-bg);
  border: 1px solid var(--color-card-border);
  border-radius: var(--radius-lg);
  padding: 56px 64px;
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.03);
  margin-top: 10px;
  margin-bottom: 90px;
}

.legal-meta {
  color: var(--color-text-muted);
  font-size: 0.95rem;
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 14px;
  flex-wrap: wrap;
  margin-top: 16px;
}

.legal-content {
  color: var(--color-text-secondary);
  line-height: 1.85;
  font-size: 1.02rem;
}

.legal-content h2 {
  font-family: var(--font-brand);
  font-size: 1.3rem;
  color: var(--color-text-main);
  margin-top: 42px;
  margin-bottom: 14px;
  padding-top: 24px;
  border-top: 1px solid var(--color-card-border);
  letter-spacing: -0.01em;
}

.legal-content h2:first-of-type {
  margin-top: 0;
  padding-top: 0;
  border-top: none;
}

.legal-content h3 {
  font-size: 1.08rem;
  color: var(--color-text-main);
  margin-top: 22px;
  margin-bottom: 10px;
  font-weight: 600;
}

.legal-content p {
  margin-bottom: 18px;
}

.legal-content ul,
.legal-content ol {
  margin-bottom: 22px;
  padding-left: 24px;
}

.legal-content li {
  margin-bottom: 8px;
}

.legal-callout {
  background: var(--color-bg-secondary);
  border-left: 4px solid var(--color-brand-red);
  padding: 20px 24px;
  border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
  margin: 28px 0;
  border-top: 1px solid var(--color-card-border);
  border-right: 1px solid var(--color-card-border);
  border-bottom: 1px solid var(--color-card-border);
}

.legal-callout p {
  margin: 0;
  font-size: 0.96rem;
  color: var(--color-text-main);
  line-height: 1.7;
}

@media (max-width: 767px) {
  .legal-card {
    padding: 32px 20px;
  }
  .legal-content {
    font-size: 0.96rem;
  }
}