/* ==========================================================================
   GESSEN INTERTRADE — Stylesheet
   Palette extracted from the company logo (red-to-black gradient globe):
     --color-primary   : brand red    (headings, buttons, accents)
     --color-secondary : deep maroon/black (dark sections, gradients)
     --color-accent     : bright red  (hover states, highlights)
   Fonts: Poppins (headings/display) + Inter (body) via Google Fonts.
   ========================================================================== */

/* -------------------------------------------------------------------------
   1. CSS Variables (Design Tokens)
   ------------------------------------------------------------------------- */
:root {
  /* Brand colors — sampled directly from the logo artwork */
  --color-primary: #c8102e;
  --color-primary-rgb: 200, 16, 46;
  --color-primary-dark: #8f0c21;
  --color-secondary: #1a0303;
  --color-secondary-rgb: 26, 3, 3;
  --color-accent: #e4002b;
  --color-accent-rgb: 228, 0, 43;

  /* Neutrals */
  --color-dark: #1a1a1a;
  --color-text: #3a3a3e;
  --color-text-light: #6b6b70;
  --color-border: #ececec;
  --color-bg: #ffffff;
  --color-bg-alt: #faf8f8;
  --color-bg-dark: #150202;

  /* Typography */
  --font-heading: "Poppins", "Segoe UI", sans-serif;
  --font-body: "Inter", "Segoe UI", sans-serif;

  /* Spacing / layout */
  --container-width: 1200px;
  --section-padding: clamp(4rem, 8vw, 7rem);
  --radius-sm: 8px;
  --radius-md: 16px;
  --radius-lg: 28px;

  /* Effects */
  --shadow-sm: 0 2px 10px rgba(26, 3, 3, 0.06);
  --shadow-md: 0 10px 30px rgba(26, 3, 3, 0.1);
  --shadow-lg: 0 20px 50px rgba(26, 3, 3, 0.16);
  --transition: 0.35s cubic-bezier(0.25, 0.8, 0.25, 1);
}

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

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

body {
  font-family: var(--font-body);
  color: var(--color-text);
  background: var(--color-bg);
  line-height: 1.7;
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
}

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

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

ul {
  list-style: none;
}

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

input,
textarea {
  font-family: inherit;
  font-size: 1rem;
}

h1,
h2,
h3,
h4 {
  font-family: var(--font-heading);
  color: var(--color-dark);
  line-height: 1.25;
  font-weight: 600;
}

.icon {
  width: 1em;
  height: 1em;
}

/* Respect reduced-motion preference for accessibility */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.001ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.001ms !important;
    scroll-behavior: auto !important;
  }
}

/* Focus states for keyboard accessibility */
a:focus-visible,
button:focus-visible,
input:focus-visible,
textarea:focus-visible {
  outline: 2px solid var(--color-primary);
  outline-offset: 3px;
}

/* -------------------------------------------------------------------------
   3. Layout Utilities
   ------------------------------------------------------------------------- */
.container {
  width: 100%;
  max-width: var(--container-width);
  margin-inline: auto;
  padding-inline: 1.5rem;
}

section {
  padding-block: var(--section-padding);
}

.section-header {
  max-width: 640px;
  margin-inline: auto;
  text-align: center;
  margin-bottom: 3.5rem;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-heading);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--color-primary);
  background: rgba(var(--color-primary-rgb), 0.08);
  padding: 0.4rem 1rem;
  border-radius: 50px;
  margin-bottom: 1rem;
}

.section-header h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.5rem);
  margin-bottom: 0.85rem;
}

.section-header p {
  color: var(--color-text-light);
  font-size: 1.05rem;
}

.text-gradient {
  background: linear-gradient(120deg, var(--color-primary), var(--color-accent));
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

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

/* Reveal-on-scroll utility (toggled via script.js) */
.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

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

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

/* -------------------------------------------------------------------------
   4. Buttons
   ------------------------------------------------------------------------- */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.95rem 2rem;
  border-radius: 50px;
  transition: transform var(--transition), box-shadow var(--transition), background var(--transition), color var(--transition);
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
  box-shadow: 0 10px 24px rgba(var(--color-primary-rgb), 0.35);
}

.btn-primary:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(var(--color-primary-rgb), 0.45);
}

.btn-outline {
  background: transparent;
  color: var(--color-dark);
  border: 2px solid var(--color-border);
}

.btn-outline:hover {
  border-color: var(--color-primary);
  color: var(--color-primary);
  transform: translateY(-3px);
}

.btn-light {
  background: #fff;
  color: var(--color-primary);
}

.btn-light:hover {
  transform: translateY(-3px);
  box-shadow: 0 16px 32px rgba(0, 0, 0, 0.2);
}

.btn-block {
  width: 100%;
  justify-content: center;
}

.btn .icon {
  width: 1.1em;
  height: 1.1em;
  transition: transform var(--transition);
}

.btn:hover .icon {
  transform: translateX(3px);
}

/* -------------------------------------------------------------------------
   5. Header / Navigation
   ------------------------------------------------------------------------- */
.site-header {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  z-index: 1000;
  padding-block: 1.1rem;
  transition: background var(--transition), box-shadow var(--transition), padding var(--transition);
}

.site-header.is-scrolled {
  background: rgba(255, 255, 255, 0.92);
  backdrop-filter: blur(10px);
  box-shadow: var(--shadow-sm);
  padding-block: 0.65rem;
}

.navbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1.5rem;
}

.brand {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  font-family: var(--font-heading);
  font-weight: 700;
}

.brand img {
  height: 42px;
  width: auto;
}

.nav-menu {
  display: flex;
  align-items: center;
  gap: 2rem;
}

.nav-menu a {
  position: relative;
  font-family: var(--font-heading);
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-dark);
  padding-block: 0.4rem;
  transition: color var(--transition);
}

.nav-menu a::after {
  content: "";
  position: absolute;
  left: 0;
  bottom: 0;
  width: 0;
  height: 2px;
  background: var(--color-primary);
  transition: width var(--transition);
}

.nav-menu a:hover,
.nav-menu a.active {
  color: var(--color-primary);
}

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

.nav-cta {
  display: flex;
  align-items: center;
  gap: 1rem;
}

.nav-toggle {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 8px;
  z-index: 1100;
}

.nav-toggle span {
  width: 24px;
  height: 2px;
  background: var(--color-dark);
  border-radius: 2px;
  transition: transform var(--transition), opacity var(--transition);
}

.nav-toggle.is-open span:nth-child(1) {
  transform: translateY(7px) rotate(45deg);
}
.nav-toggle.is-open span:nth-child(2) {
  opacity: 0;
}
.nav-toggle.is-open span:nth-child(3) {
  transform: translateY(-7px) rotate(-45deg);
}

/* -------------------------------------------------------------------------
   6. Hero Section
   ------------------------------------------------------------------------- */
.hero {
  position: relative;
  min-height: 100vh;
  display: flex;
  align-items: center;
  padding-top: 7rem;
  overflow: hidden;
  background: radial-gradient(ellipse at top right, #fff5f5 0%, #ffffff 55%);
}

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

.hero-shapes span {
  position: absolute;
  border-radius: 50%;
  filter: blur(2px);
  opacity: 0.5;
  animation: float 9s ease-in-out infinite;
}

.shape-1 {
  width: 320px;
  height: 320px;
  top: -80px;
  right: -60px;
  background: radial-gradient(circle at 30% 30%, rgba(var(--color-primary-rgb), 0.18), transparent 70%);
}

.shape-2 {
  width: 220px;
  height: 220px;
  bottom: 10%;
  left: -60px;
  background: radial-gradient(circle at 30% 30%, rgba(var(--color-secondary-rgb), 0.14), transparent 70%);
  animation-delay: 2s;
}

.shape-3 {
  width: 140px;
  height: 140px;
  top: 40%;
  right: 12%;
  background: radial-gradient(circle at 30% 30%, rgba(var(--color-accent-rgb), 0.16), transparent 70%);
  animation-delay: 4s;
}

.hero .container {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.05fr 0.95fr;
  gap: 3rem;
  align-items: center;
}

.hero-content .eyebrow {
  animation: fadeInUp 0.8s ease both;
}

.hero-content h1 {
  font-size: clamp(2.2rem, 4.6vw, 3.4rem);
  margin-bottom: 1.25rem;
  animation: fadeInUp 0.8s ease 0.1s both;
}

.hero-content p {
  font-size: 1.1rem;
  color: var(--color-text-light);
  max-width: 540px;
  margin-bottom: 2.2rem;
  animation: fadeInUp 0.8s ease 0.2s both;
}

.hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 1rem;
  margin-bottom: 2.75rem;
  animation: fadeInUp 0.8s ease 0.3s both;
}

.hero-trust {
  display: flex;
  flex-wrap: wrap;
  gap: 2.2rem;
  animation: fadeInUp 0.8s ease 0.4s both;
}

.hero-trust div strong {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.5rem;
  color: var(--color-primary);
}

.hero-trust div span {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

.hero-visual {
  position: relative;
  animation: fadeIn 1s ease 0.3s both;
}

.hero-visual svg {
  width: 100%;
  height: auto;
}

.hero-float-card {
  position: absolute;
  display: flex;
  align-items: center;
  gap: 0.7rem;
  background: #fff;
  padding: 0.85rem 1.15rem;
  border-radius: var(--radius-md);
  box-shadow: var(--shadow-md);
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 0.85rem;
  animation: floatCard 6s ease-in-out infinite;
}

.hero-float-card .icon {
  width: 1.6em;
  height: 1.6em;
  color: var(--color-primary);
  flex-shrink: 0;
}

.hero-float-card.card-1 {
  top: 8%;
  left: -4%;
}

.hero-float-card.card-2 {
  bottom: 10%;
  right: -2%;
  animation-delay: 1.5s;
}

.scroll-cue {
  position: absolute;
  bottom: 2rem;
  left: 50%;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.4rem;
  font-size: 0.75rem;
  color: var(--color-text-light);
  z-index: 1;
}

.scroll-cue .mouse {
  width: 22px;
  height: 34px;
  border: 2px solid var(--color-text-light);
  border-radius: 12px;
  position: relative;
}

.scroll-cue .mouse::before {
  content: "";
  position: absolute;
  top: 6px;
  left: 50%;
  width: 3px;
  height: 6px;
  background: var(--color-primary);
  border-radius: 2px;
  transform: translateX(-50%);
  animation: scrollDot 1.6s ease-in-out infinite;
}

/* -------------------------------------------------------------------------
   7. About Section
   ------------------------------------------------------------------------- */
.about .container {
  display: grid;
  grid-template-columns: 0.95fr 1.05fr;
  gap: 3.5rem;
  align-items: center;
}

.about-visual svg {
  width: 100%;
  height: auto;
}

.about-text .eyebrow {
  margin-bottom: 1rem;
}

.about-text h2 {
  font-size: clamp(1.75rem, 3.5vw, 2.4rem);
  margin-bottom: 1.1rem;
}

.about-text > p {
  color: var(--color-text-light);
  margin-bottom: 1.75rem;
}

.about-cards {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.25rem;
}

.about-card {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
}

.about-card:hover {
  transform: translateY(-5px);
  box-shadow: var(--shadow-md);
  border-color: transparent;
}

.about-card .icon-badge {
  margin-bottom: 0.9rem;
}

.about-card h3 {
  font-size: 1.1rem;
  margin-bottom: 0.5rem;
}

.about-card p {
  font-size: 0.92rem;
  color: var(--color-text-light);
}

.icon-badge {
  width: 46px;
  height: 46px;
  border-radius: 12px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  color: #fff;
}

.icon-badge .icon {
  width: 1.4em;
  height: 1.4em;
}

/* -------------------------------------------------------------------------
   8. Services
   ------------------------------------------------------------------------- */
.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.service-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.2rem 1.9rem;
  transition: transform var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
}

.service-card::before {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(160deg, rgba(var(--color-primary-rgb), 0.04), transparent 60%);
  opacity: 0;
  transition: opacity var(--transition);
}

.service-card:hover {
  transform: translateY(-8px);
  box-shadow: var(--shadow-lg);
  border-color: transparent;
}

.service-card:hover::before {
  opacity: 1;
}

.service-card .icon-badge {
  margin-bottom: 1.3rem;
}

.service-card h3 {
  font-size: 1.2rem;
  margin-bottom: 0.65rem;
  position: relative;
}

.service-card p {
  color: var(--color-text-light);
  font-size: 0.95rem;
  position: relative;
}

.service-num {
  position: absolute;
  top: 1.5rem;
  right: 1.75rem;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.6rem;
  color: var(--color-border);
}

/* -------------------------------------------------------------------------
   9. Why Choose Us
   ------------------------------------------------------------------------- */
.why-us {
  background: var(--color-secondary);
  color: #f2e9e9;
  position: relative;
  overflow: hidden;
}

.why-us::before {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 15% 20%, rgba(var(--color-primary-rgb), 0.28), transparent 45%),
    radial-gradient(circle at 85% 80%, rgba(var(--color-accent-rgb), 0.22), transparent 45%);
  pointer-events: none;
}

.why-us .section-header h2,
.why-us .eyebrow {
  color: #fff;
}

.why-us .eyebrow {
  background: rgba(255, 255, 255, 0.1);
}

.why-us .section-header p {
  color: rgba(242, 233, 233, 0.75);
}

.features-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.5rem;
}

.feature-card {
  background: rgba(255, 255, 255, 0.06);
  border: 1px solid rgba(255, 255, 255, 0.1);
  border-radius: var(--radius-md);
  padding: 1.9rem;
  backdrop-filter: blur(6px);
  transition: transform var(--transition), background var(--transition);
}

.feature-card:hover {
  transform: translateY(-6px);
  background: rgba(255, 255, 255, 0.1);
}

.feature-card .icon-badge {
  background: linear-gradient(135deg, var(--color-accent), var(--color-primary));
  margin-bottom: 1.1rem;
}

.feature-card h3 {
  color: #fff;
  font-size: 1.05rem;
  margin-bottom: 0.4rem;
}

.feature-card p {
  color: rgba(242, 233, 233, 0.7);
  font-size: 0.9rem;
}

/* -------------------------------------------------------------------------
   10. Process (Timeline)
   ------------------------------------------------------------------------- */
.process-timeline {
  display: grid;
  grid-template-columns: repeat(5, 1fr);
  gap: 1.5rem;
  position: relative;
  counter-reset: step;
}

.process-timeline::before {
  content: "";
  position: absolute;
  top: 34px;
  left: 8%;
  right: 8%;
  height: 2px;
  background: repeating-linear-gradient(
    to right,
    var(--color-border) 0,
    var(--color-border) 8px,
    transparent 8px,
    transparent 16px
  );
  z-index: 0;
}

.process-step {
  position: relative;
  z-index: 1;
  text-align: center;
}

.process-step .step-icon {
  width: 68px;
  height: 68px;
  margin-inline: auto;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: #fff;
  border: 2px solid var(--color-primary);
  color: var(--color-primary);
  font-size: 1.6rem;
  margin-bottom: 1.1rem;
  transition: transform var(--transition), background var(--transition), color var(--transition);
  position: relative;
}

.process-step .step-icon::after {
  content: counter(step);
  counter-increment: step;
  position: absolute;
  top: -6px;
  right: -6px;
  width: 22px;
  height: 22px;
  border-radius: 50%;
  background: var(--color-dark);
  color: #fff;
  font-family: var(--font-heading);
  font-size: 0.7rem;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
}

.process-step:hover .step-icon {
  transform: translateY(-6px);
  background: var(--color-primary);
  color: #fff;
}

.process-step h3 {
  font-size: 1.02rem;
  margin-bottom: 0.4rem;
}

.process-step p {
  font-size: 0.85rem;
  color: var(--color-text-light);
}

/* -------------------------------------------------------------------------
   11. Statistics
   ------------------------------------------------------------------------- */
.stats {
  background: linear-gradient(135deg, var(--color-primary), var(--color-primary-dark) 70%);
  position: relative;
  overflow: hidden;
}

.stats::after {
  content: "";
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 90% 10%, rgba(255, 255, 255, 0.12), transparent 40%);
}

.stats-grid {
  position: relative;
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 2rem;
  text-align: center;
}

.stat-item .icon-badge {
  background: rgba(255, 255, 255, 0.15);
  margin-inline: auto;
  margin-bottom: 1rem;
}

.stat-number {
  font-family: var(--font-heading);
  font-size: clamp(2rem, 4vw, 2.75rem);
  font-weight: 700;
  color: #fff;
  display: flex;
  align-items: baseline;
  justify-content: center;
  gap: 2px;
}

.stat-item p {
  color: rgba(255, 255, 255, 0.85);
  font-size: 0.95rem;
  margin-top: 0.35rem;
}

/* -------------------------------------------------------------------------
   12. Testimonials
   ------------------------------------------------------------------------- */
.testimonials-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 1.75rem;
}

.testimonial-card {
  background: #fff;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  transition: transform var(--transition), box-shadow var(--transition);
}

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

.testimonial-quote-icon {
  color: rgba(var(--color-primary-rgb), 0.18);
  width: 2.4rem;
  height: 2.4rem;
  margin-bottom: 0.75rem;
}

.testimonial-card p.review {
  color: var(--color-text);
  font-size: 0.98rem;
  margin-bottom: 1.5rem;
  font-style: italic;
}

.testimonial-stars {
  display: flex;
  gap: 3px;
  margin-bottom: 0.9rem;
  color: var(--color-primary);
}

.testimonial-stars .icon {
  width: 1rem;
  height: 1rem;
}

.testimonial-author {
  display: flex;
  align-items: center;
  gap: 0.85rem;
}

.avatar-placeholder {
  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-heading);
  font-weight: 600;
  color: #fff;
  background: linear-gradient(135deg, var(--color-primary), var(--color-accent));
  flex-shrink: 0;
}

.testimonial-author h4 {
  font-size: 0.98rem;
}

.testimonial-author span {
  font-size: 0.82rem;
  color: var(--color-text-light);
}

/* -------------------------------------------------------------------------
   13. Contact
   ------------------------------------------------------------------------- */
.contact .container {
  display: grid;
  grid-template-columns: 1fr 1.15fr;
  gap: 3rem;
}

.contact-info-list {
  display: flex;
  flex-direction: column;
  gap: 1.5rem;
  margin-block: 2rem;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 1rem;
}

.contact-info-item h4 {
  font-size: 0.95rem;
  margin-bottom: 0.2rem;
}

.contact-info-item p,
.contact-info-item a {
  color: var(--color-text-light);
  font-size: 0.92rem;
}

.contact-info-item a:hover {
  color: var(--color-primary);
}

.social-links {
  display: flex;
  gap: 0.75rem;
}

.social-links a {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  color: var(--color-primary);
  transition: background var(--transition), color var(--transition), transform var(--transition);
}

.social-links a:hover {
  background: var(--color-primary);
  color: #fff;
  transform: translateY(-4px);
}

.map-embed {
  margin-top: 2rem;
  border-radius: var(--radius-md);
  overflow: hidden;
  border: 1px solid var(--color-border);
  box-shadow: var(--shadow-sm);
}

.map-embed iframe {
  width: 100%;
  height: 220px;
  border: 0;
  display: block;
  filter: grayscale(20%);
}

.contact-form-wrap {
  background: var(--color-bg-alt);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2.5rem;
}

.form-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 1.2rem;
}

.form-group {
  margin-bottom: 1.2rem;
}

.form-group label {
  display: block;
  font-family: var(--font-heading);
  font-size: 0.85rem;
  font-weight: 500;
  margin-bottom: 0.45rem;
  color: var(--color-dark);
}

.form-group input,
.form-group textarea {
  width: 100%;
  padding: 0.85rem 1rem;
  border: 1px solid var(--color-border);
  border-radius: var(--radius-sm);
  background: #fff;
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group textarea:focus {
  border-color: var(--color-primary);
  box-shadow: 0 0 0 4px rgba(var(--color-primary-rgb), 0.1);
  outline: none;
}

.form-group textarea {
  resize: vertical;
  min-height: 130px;
}

/* Honeypot field — hidden from real users, catches basic bots */
.form-honeypot {
  position: absolute;
  left: -9999px;
  width: 1px;
  height: 1px;
  overflow: hidden;
}

.form-alert {
  padding: 0.9rem 1.1rem;
  border-radius: var(--radius-sm);
  font-size: 0.9rem;
  margin-bottom: 1.3rem;
}

.form-alert.success {
  background: #e8f7ee;
  color: #1e7a45;
  border: 1px solid #b9e6c9;
}

.form-alert.error {
  background: #fdecec;
  color: #b3261e;
  border: 1px solid #f5c2c0;
}

/* -------------------------------------------------------------------------
   14. Footer
   ------------------------------------------------------------------------- */
.site-footer {
  background: var(--color-bg-dark);
  color: rgba(255, 255, 255, 0.65);
  padding-top: 4.5rem;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.2fr;
  gap: 2.5rem;
  padding-bottom: 3rem;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}

.footer-brand .brand {
  color: #fff;
  margin-bottom: 1rem;
}

.footer-brand img {
  height: 40px;
  filter: brightness(0) invert(1);
}

.footer-brand p {
  font-size: 0.9rem;
  max-width: 300px;
  margin-bottom: 1.5rem;
}

.footer-col h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 1.2rem;
}

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

.footer-col a {
  font-size: 0.9rem;
  transition: color var(--transition), padding-left var(--transition);
}

.footer-col a:hover {
  color: var(--color-accent);
  padding-left: 4px;
}

.footer-col .social-links a {
  background: rgba(255, 255, 255, 0.06);
  border-color: rgba(255, 255, 255, 0.1);
  color: #fff;
}

.footer-bottom {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding-block: 1.5rem;
  font-size: 0.85rem;
  flex-wrap: wrap;
  gap: 0.75rem;
}

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

.back-to-top {
  position: fixed;
  bottom: 2rem;
  right: 2rem;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  background: var(--color-primary);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  box-shadow: var(--shadow-md);
  opacity: 0;
  visibility: hidden;
  transform: translateY(10px);
  transition: opacity var(--transition), transform var(--transition), visibility var(--transition);
  z-index: 900;
}

.back-to-top.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
}

.back-to-top:hover {
  background: var(--color-accent);
}

/* -------------------------------------------------------------------------
   15. Keyframe Animations
   ------------------------------------------------------------------------- */
@keyframes fadeInUp {
  from {
    opacity: 0;
    transform: translateY(24px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}

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

@keyframes float {
  0%, 100% { transform: translateY(0) translateX(0); }
  50% { transform: translateY(-25px) translateX(10px); }
}

@keyframes floatCard {
  0%, 100% { transform: translateY(0); }
  50% { transform: translateY(-12px); }
}

@keyframes scrollDot {
  0% { opacity: 1; top: 6px; }
  100% { opacity: 0; top: 18px; }
}

@keyframes spin-slow {
  from { transform: rotate(0deg); }
  to { transform: rotate(360deg); }
}

.spin-slow {
  animation: spin-slow 40s linear infinite;
  transform-origin: center;
}

/* -------------------------------------------------------------------------
   16. Responsive Breakpoints
   ------------------------------------------------------------------------- */
@media (max-width: 1024px) {
  .services-grid,
  .features-grid {
    grid-template-columns: repeat(2, 1fr);
  }

  .process-timeline {
    grid-template-columns: repeat(3, 1fr);
    row-gap: 2.5rem;
  }

  .process-timeline::before {
    display: none;
  }

  .stats-grid {
    grid-template-columns: repeat(2, 1fr);
    row-gap: 2.5rem;
  }

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

  .hero .container,
  .about .container {
    grid-template-columns: 1fr;
  }

  .hero-visual {
    order: -1;
    max-width: 420px;
    margin-inline: auto;
  }

  .about-visual {
    max-width: 420px;
    margin-inline: auto;
  }
}

@media (max-width: 860px) {
  .nav-menu {
    position: fixed;
    inset: 0 0 0 auto;
    width: min(320px, 80%);
    height: 100vh;
    background: #fff;
    flex-direction: column;
    align-items: flex-start;
    justify-content: center;
    gap: 1.75rem;
    padding: 3rem;
    box-shadow: -10px 0 40px rgba(0, 0, 0, 0.12);
    transform: translateX(100%);
    transition: transform var(--transition);
  }

  .nav-menu.is-open {
    transform: translateX(0);
  }

  .nav-menu a {
    font-size: 1.1rem;
  }

  .nav-toggle {
    display: flex;
  }

  .nav-cta .btn-outline {
    display: none;
  }

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

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

@media (max-width: 640px) {
  .services-grid,
  .features-grid,
  .testimonials-grid {
    grid-template-columns: 1fr;
  }

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

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

  .hero-trust {
    gap: 1.4rem;
  }

  .hero-float-card {
    display: none;
  }

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

  .contact-form-wrap {
    padding: 1.75rem;
  }

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

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

  .back-to-top {
    right: 1.25rem;
    bottom: 1.25rem;
  }
}

/* -------------------------------------------------------------------------
   17. Preloader
   ------------------------------------------------------------------------- */
body.is-loading {
  overflow: hidden;
}

.preloader {
  position: fixed;
  inset: 0;
  z-index: 3000;
  display: flex;
  align-items: center;
  justify-content: center;
  background: radial-gradient(ellipse at center, #ffffff 0%, #fff5f5 100%);
  transition: opacity 0.6s ease, visibility 0.6s ease;
}

.preloader.is-hidden {
  opacity: 0;
  visibility: hidden;
  pointer-events: none;
}

.preloader-inner {
  position: relative;
  width: 108px;
  height: 108px;
  display: flex;
  align-items: center;
  justify-content: center;
}

.preloader-ring,
.preloader-ring::before {
  position: absolute;
  inset: 0;
  border-radius: 50%;
}

.preloader-ring {
  border: 3px solid rgba(var(--color-primary-rgb), 0.12);
  border-top-color: var(--color-primary);
  animation: preloaderSpin 1s cubic-bezier(0.55, 0.1, 0.45, 0.9) infinite;
}

.preloader-ring::before {
  content: "";
  inset: -3px;
  border: 3px solid transparent;
  border-bottom-color: var(--color-accent);
  animation: preloaderSpin 1.6s linear infinite reverse;
}

.preloader-logo {
  width: 52px;
  height: 52px;
  border-radius: 50%;
  animation: preloaderPulse 1.8s ease-in-out infinite;
}

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

@keyframes preloaderPulse {
  0%, 100% {
    transform: scale(0.92);
    opacity: 0.85;
  }
  50% {
    transform: scale(1);
    opacity: 1;
  }
}

@media (prefers-reduced-motion: reduce) {
  .preloader-ring,
  .preloader-ring::before,
  .preloader-logo {
    animation: none;
  }
}