/* ==========================================================================
   DORIFF Composites – Website
   ========================================================================== */

:root {
  --color-primary: #2F5FA7;
  --color-primary-dark: #244a85;
  --color-navy: #1C2F5C;
  --color-teal: #00A3A1;
  --color-gray: #4A5568;
  --color-light-gray: #D9DEE5;
  --color-heading: #2D3748;
  --color-bg-soft: #F5F6F8;
  --font-heading: 'Manrope', Arial, sans-serif;
  --font-body: 'Inter', Arial, sans-serif;
  --max-width: 1180px;
}

* {
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  font-family: var(--font-body);
  color: var(--color-gray);
  line-height: 1.6;
  background: #ffffff;
}

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

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

h1, h2, h3, h4 {
  font-family: var(--font-heading);
  color: var(--color-navy);
  line-height: 1.15;
  margin: 0 0 0.5em;
}

h1 { font-size: 3.2rem; }
h2 { font-size: 2.2rem; }
h3 { font-size: 1.4rem; }

p { margin: 0 0 1em; }

.container {
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 24px;
}

.btn {
  display: inline-block;
  background: var(--color-primary);
  color: #fff;
  font-family: var(--font-heading);
  font-weight: 600;
  padding: 14px 28px;
  border-radius: 6px;
  border: none;
  cursor: pointer;
  font-size: 1rem;
  transition: background 0.2s ease;
}

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

.btn-outline {
  background: transparent;
  border: 2px solid #fff;
  color: #fff;
}

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

/* ---------------------------------------------------------------------- */
/* Top info bar + header                                                  */
/* ---------------------------------------------------------------------- */

.topbar {
  border-bottom: 1px solid #eef0f3;
}

.topbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  padding-top: 18px;
  padding-bottom: 18px;
  gap: 12px;
}

.logo img {
  height: 56px;
  width: auto;
}

.topbar-contact {
  display: flex;
  align-items: center;
  gap: 28px;
  font-size: 0.95rem;
  color: var(--color-gray);
}

.topbar-contact a {
  display: flex;
  align-items: center;
  gap: 8px;
}

.topbar-contact svg {
  flex: none;
  color: var(--color-primary);
}

.navbar {
  border-bottom: 1px solid #eef0f3;
}

.navbar .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
}

.nav-links {
  display: flex;
  gap: 32px;
  list-style: none;
  margin: 0;
  padding: 18px 0;
  flex-wrap: wrap;
}

.nav-links a {
  font-size: 1.05rem;
  color: var(--color-heading);
  padding-bottom: 6px;
  border-bottom: 2px solid transparent;
}

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

.nav-cta {
  padding: 14px 0;
}

.nav-toggle {
  display: none;
}

/* ---------------------------------------------------------------------- */
/* Hero                                                                    */
/* ---------------------------------------------------------------------- */

.hero {
  position: relative;
  background-color: var(--color-navy);
  background-size: cover;
  background-position: center;
  color: #fff;
  padding: 110px 0;
}

.hero::before {
  content: "";
  position: absolute;
  inset: 0;
  background: rgba(15, 26, 51, 0.86);
}

.hero .container {
  position: relative;
  z-index: 1;
}

.hero h1 {
  color: #fff;
  max-width: 780px;
}

.hero-rule {
  width: 90px;
  height: 3px;
  background: var(--color-primary);
  margin: 24px 0;
}

.hero p.lead {
  max-width: 560px;
  font-size: 1.15rem;
  color: #dfe4ee;
  margin-bottom: 32px;
}

.hero.hero-parallax {
  padding: 56px 0;
  background-attachment: fixed;
}

.hero.hero-parallax::before {
  background: rgba(15, 26, 51, 0.55);
}

.hero.hero-parallax h1,
.hero.hero-parallax h2 {
  color: #fff;
  margin: 0;
  font-size: 2.2rem;
  max-width: 760px;
}

@media (max-width: 900px) {
  .hero.hero-parallax {
    background-attachment: scroll;
  }
}

.story-row {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
  padding: 40px 0;
}

.story-row img {
  border-radius: 10px;
  width: 100%;
}

/* ---------------------------------------------------------------------- */
/* Sections                                                                */
/* ---------------------------------------------------------------------- */

section {
  padding: 80px 0;
}

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

.section-intro {
  max-width: 720px;
  margin: 0 auto 48px;
  text-align: center;
}

.eyebrow {
  color: var(--color-gray);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.04em;
  font-size: 0.9rem;
  margin-bottom: 8px;
}

.offer-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px 40px;
  margin-top: 48px;
}

.offer-icon {
  width: 52px;
  height: 52px;
  border-radius: 10px;
  background: rgba(47, 95, 167, 0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--color-primary);
  margin-bottom: 16px;
}

.offer-item h3 {
  margin-bottom: 10px;
}

.capabilities-banner {
  background: var(--color-navy);
  color: #fff;
  text-align: center;
}

.capabilities-banner h2 {
  color: #fff;
  margin-bottom: 40px;
}

.capabilities-banner .eyebrow {
  color: #9aa7c7;
}

.capabilities-grid {
  display: grid;
  grid-template-columns: 1fr auto 1fr;
  gap: 40px;
  align-items: center;
}

.capabilities-grid img {
  border-radius: 10px;
  width: 340px;
  max-width: 100%;
}

.capabilities-list {
  list-style: none;
  margin: 0;
  padding: 0;
  display: flex;
  flex-direction: column;
  gap: 24px;
  font-size: 1.1rem;
}

.cards {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.card {
  background: #fff;
  border: 1px solid #ecedf1;
  border-radius: 10px;
  padding: 0;
  overflow: hidden;
  box-shadow: 0 8px 24px rgba(28, 47, 92, 0.05);
}

.card-image img {
  width: 100%;
  height: 200px;
  object-fit: cover;
  display: block;
}

.card-body {
  padding: 32px;
}

.card h3 {
  margin-bottom: 12px;
}

.card a.more {
  color: var(--color-primary);
  font-weight: 600;
  display: inline-block;
  margin-top: 12px;
}

.accordion-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}

.accordion-image {
  position: sticky;
  top: 24px;
}

.accordion-image img {
  width: 100%;
  height: 520px;
  object-fit: cover;
  border-radius: 10px;
}

.accordion-item {
  border-bottom: 1px solid #eef0f3;
}

.accordion-trigger {
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 16px;
  background: none;
  border: none;
  padding: 22px 0;
  font-family: var(--font-heading);
  font-weight: 700;
  font-size: 1.1rem;
  color: var(--color-heading);
  text-align: left;
  cursor: pointer;
}

.accordion-trigger svg {
  flex: none;
  color: var(--color-primary);
  transition: transform 0.2s ease;
}

.accordion-item.open .accordion-trigger svg {
  transform: rotate(180deg);
}

.accordion-panel {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.3s ease;
}

.accordion-item.open .accordion-panel {
  max-height: 300px;
}

.accordion-panel p {
  padding-bottom: 22px;
  margin: 0;
}

.two-col {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: center;
}

.two-col img {
  border-radius: 10px;
  max-height: 380px;
  width: 100%;
  object-fit: cover;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
  margin-top: 48px;
}

.gallery figure {
  margin: 0;
}

.gallery img {
  border-radius: 10px;
  height: 240px;
  width: 100%;
  object-fit: cover;
  margin-bottom: 12px;
}

.gallery figcaption {
  color: var(--color-gray);
  font-size: 0.95rem;
}

.check-list {
  list-style: none;
  margin: 0;
  padding: 0;
}

.check-list li {
  display: flex;
  align-items: flex-start;
  gap: 12px;
  margin-bottom: 16px;
  font-size: 1.05rem;
}

.check-list svg {
  flex: none;
  color: var(--color-primary);
  margin-top: 3px;
}

/* ---------------------------------------------------------------------- */
/* CTA banner                                                              */
/* ---------------------------------------------------------------------- */

.cta-banner {
  background: var(--color-navy);
  color: #fff;
  text-align: center;
}

.cta-banner h2 {
  color: #fff;
}

.cta-banner p {
  max-width: 560px;
  margin: 0 auto 28px;
  color: #cbd3e1;
}

/* ---------------------------------------------------------------------- */
/* Contact page                                                            */
/* ---------------------------------------------------------------------- */

.contact-layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 56px;
  align-items: start;
}

.contact-form {
  background: #fff;
  border: 1px solid #ecedf1;
  border-radius: 12px;
  padding: 40px;
  box-shadow: 0 8px 30px rgba(28, 47, 92, 0.08);
}

.contact-form h3 {
  margin-bottom: 24px;
}

.form-field {
  margin-bottom: 20px;
}

.form-field label {
  display: block;
  font-weight: 600;
  color: var(--color-heading);
  margin-bottom: 6px;
  font-size: 0.95rem;
}

.form-field label .req {
  color: #e53e3e;
}

.form-field input,
.form-field textarea {
  width: 100%;
  padding: 12px 14px;
  border: 1px solid #d7dce3;
  border-radius: 6px;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-heading);
}

.form-field input:focus,
.form-field textarea:focus {
  outline: none;
  border-color: var(--color-primary);
}

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

.form-status {
  margin-top: 16px;
  padding: 14px 16px;
  border-radius: 6px;
  font-size: 0.95rem;
}

.form-status.success {
  background: #e6f7f0;
  color: #1a7f52;
}

.form-status.error {
  background: #fdecec;
  color: #b3261e;
}

/* ---------------------------------------------------------------------- */
/* Legal pages                                                             */
/* ---------------------------------------------------------------------- */

.legal-content h2 {
  margin-top: 2em;
}

.legal-content h2:first-child {
  margin-top: 0;
}

.legal-content ul {
  padding-left: 1.2em;
}

.legal-content {
  max-width: 820px;
}

/* ---------------------------------------------------------------------- */
/* Footer                                                                  */
/* ---------------------------------------------------------------------- */

footer {
  background: #16213f;
  color: #b6bfd2;
  padding: 56px 0 24px;
}

.footer-grid {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
  padding-bottom: 32px;
  border-bottom: 1px solid rgba(255,255,255,0.1);
}

.footer-grid h4 {
  color: #fff;
  font-size: 1rem;
  margin-bottom: 14px;
}

.footer-company p {
  margin: 0 0 4px;
}

.footer-links {
  list-style: none;
  margin: 0;
  padding: 0;
}

.footer-links li {
  margin-bottom: 8px;
}

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

.footer-bottom {
  padding-top: 20px;
  font-size: 0.85rem;
  text-align: center;
  color: #7c86a1;
}

/* ---------------------------------------------------------------------- */
/* Responsive                                                              */
/* ---------------------------------------------------------------------- */

@media (max-width: 900px) {
  h1 { font-size: 2.3rem; }
  h2 { font-size: 1.7rem; }

  .cards,
  .accordion-layout,
  .two-col,
  .story-row,
  .gallery,
  .offer-grid,
  .contact-layout {
    grid-template-columns: 1fr;
  }

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

  .capabilities-grid img {
    width: 100%;
    order: -1;
  }

  .nav-links {
    gap: 18px;
  }

  .topbar-contact {
    font-size: 0.85rem;
    gap: 16px;
  }

  section {
    padding: 56px 0;
  }
}

@media (max-width: 640px) {
  .navbar .container {
    flex-direction: column;
    align-items: flex-start;
  }

  .nav-links {
    padding: 8px 0;
  }

  .nav-cta {
    padding-bottom: 18px;
  }
}