/* ===========================
   DIANA COURIERS — style.css
   =========================== */

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

:root {
  --black: #121212;
  --white: #ffffff;
  --gray-50: #f9f9f9;
  --gray-100: #f2f2f2;
  --gray-200: #e8e8e8;
  --gray-400: #999999;
  --gray-600: #555555;
  --radius: 6px;
  --font-heading: 'Space Grotesk', sans-serif;
  --font-body: 'Inter', sans-serif;
}

html { scroll-behavior: smooth; }

body {
  font-family: var(--font-body);
  background: var(--white);
  color: var(--black);
  font-size: 16px;
  line-height: 1.6;
}

/* ===== TYPOGRAPHY ===== */
h1, h2, h3, h4 { font-family: var(--font-heading); font-weight: 700; line-height: 1.2; }
h1 { font-size: clamp(2rem, 5vw, 3.5rem); }
h2 { font-size: clamp(1.5rem, 3vw, 2.5rem); }
h3 { font-size: 1.2rem; }
h4 { font-size: 1rem; }
p { color: var(--gray-600); }
a { text-decoration: none; color: inherit; }

.text-accent { color: var(--black); position: relative; }

/* ===== LAYOUT ===== */
.container { max-width: 1200px; margin: 0 auto; padding: 0 24px; }
.container-sm { max-width: 720px; }
.section { padding: 80px 0; }
.text-center { text-align: center; }
.grid { display: grid; gap: 24px; }
.grid-4 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.grid-2 { grid-template-columns: repeat(auto-fit, minmax(300px, 1fr)); }
.divider { height: 1px; background: var(--gray-200); margin: 60px 0; }
.hidden { display: none !important; }

/* ===== SECTION LABEL ===== */
.section-label {
  display: flex; align-items: center; gap: 12px;
  font-family: var(--font-heading); font-size: 11px;
  font-weight: 600; letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--black); margin-bottom: 16px;
}
.label-line { width: 24px; height: 1px; background: var(--black); display: block; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  background: rgba(255,255,255,0.96); backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--gray-200);
}
.nav-container {
  max-width: 1200px; margin: 0 auto; padding: 0 24px;
  display: flex; align-items: center; justify-content: space-between;
  height: 64px;
}
.nav-logo {
  display: flex; align-items: center; gap: 10px;
  font-family: var(--font-heading); font-weight: 700;
}
.logo-icon { font-size: 20px; }
.logo-text { font-size: 14px; letter-spacing: 0.1em; }
.logo-sub { display: block; font-size: 8px; letter-spacing: 0.25em; color: var(--gray-400); font-weight: 500; }
.nav-links {
  display: flex; align-items: center; gap: 4px;
}
.nav-link {
  font-family: var(--font-heading); font-size: 13px; font-weight: 500;
  padding: 8px 12px; border-radius: var(--radius);
  color: var(--gray-600); transition: color 0.2s;
}
.nav-link:hover, .nav-link.active { color: var(--black); }
.nav-cta { margin-left: 8px; }
.hamburger {
  display: none; flex-direction: column; gap: 5px;
  background: none; border: none; cursor: pointer; padding: 8px;
}
.hamburger span { display: block; width: 22px; height: 2px; background: var(--black); border-radius: 2px; transition: 0.3s; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-heading); font-weight: 600; font-size: 14px;
  padding: 10px 24px; border-radius: var(--radius);
  cursor: pointer; border: none; transition: all 0.2s;
  text-decoration: none;
}
.btn-primary { background: var(--black); color: var(--white); }
.btn-primary:hover { background: #333; }
.btn-outline { background: transparent; color: var(--black); border: 1px solid var(--black); }
.btn-outline:hover { background: var(--black); color: var(--white); }
.btn-lg { padding: 14px 32px; font-size: 15px; }
.btn-full { width: 100%; justify-content: center; }

/* ===== HERO ===== */
.hero {
  min-height: 100vh; display: flex; align-items: center;
  padding: 100px 24px 60px;
  max-width: 1200px; margin: 0 auto;
  gap: 60px;
}
.hero-content { flex: 1; max-width: 580px; }
.hero-title { margin-bottom: 20px; }
.hero-sub { font-size: 17px; margin-bottom: 36px; max-width: 480px; }
.hero-image { flex: 1; max-width: 500px; }
.hero-image img { width: 100%; border-radius: 8px; object-fit: cover; max-height: 480px; }
.hero-stats {
  display: flex; gap: 32px; margin-top: 48px;
  padding-top: 32px; border-top: 1px solid var(--gray-200);
}
.stat-num { font-family: var(--font-heading); font-size: 1.5rem; font-weight: 700; color: var(--black); }
.stat-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray-400); margin-top: 2px; }

/* ===== TRACK FORM ===== */
.track-form { margin-bottom: 16px; }
.track-form-page { margin-bottom: 48px; }
.track-input-wrap {
  position: relative; display: flex; align-items: center;
  border-bottom: 2px solid var(--gray-200);
  transition: border-color 0.2s;
}
.track-input-wrap:focus-within { border-color: var(--black); }
.track-icon { font-size: 18px; color: var(--gray-400); flex-shrink: 0; }
.track-input {
  flex: 1; padding: 16px 12px; font-family: var(--font-body); font-size: 16px;
  border: none; outline: none; background: transparent; color: var(--black);
}
.track-input::placeholder { color: var(--gray-400); }
.track-btn { flex-shrink: 0; }

/* ===== CARDS ===== */
.card {
  padding: 28px; border: 1px solid var(--gray-200);
  border-radius: var(--radius); background: var(--gray-50);
  transition: box-shadow 0.2s;
}
.card:hover { box-shadow: 0 4px 20px rgba(0,0,0,0.08); }
.card-icon { font-size: 28px; margin-bottom: 14px; }
.card h3 { margin-bottom: 8px; }
.card p { font-size: 14px; margin-bottom: 14px; }
.card-stat { font-family: var(--font-heading); font-size: 12px; font-weight: 600; color: var(--gray-400); }

/* ===== STATS BAR ===== */
.stats-bar { background: var(--black); padding: 48px 24px; }
.stats-bar .container { max-width: 1200px; margin: 0 auto; }
.stat-item { text-align: center; padding: 16px; }
.stat-big { font-family: var(--font-heading); font-size: 2rem; font-weight: 700; color: var(--white); }
.stat-desc { font-size: 12px; text-transform: uppercase; letter-spacing: 0.1em; color: rgba(255,255,255,0.5); margin-top: 4px; }

/* ===== SECTION HEADER ===== */
.section-header {
  display: flex; justify-content: space-between;
  align-items: flex-end; margin-bottom: 48px;
}
.link-arrow {
  font-family: var(--font-heading); font-size: 14px;
  font-weight: 600; color: var(--black);
  transition: gap 0.2s;
}
.link-arrow:hover { text-decoration: underline; }

/* ===== CTA SECTION ===== */
.cta-section { background: var(--gray-50); }
.cta-section h2 { margin-bottom: 12px; }
.cta-section p { margin-bottom: 36px; }
.cta-buttons { display: flex; gap: 16px; justify-content: center; flex-wrap: wrap; }

/* ===== FOOTER ===== */
.footer { background: var(--black); color: var(--white); padding: 64px 24px 24px; }
.footer-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 48px; margin-bottom: 48px; }
.footer-brand .nav-logo { color: var(--white); margin-bottom: 14px; display: inline-flex; }
.footer-brand p { font-size: 13px; color: rgba(255,255,255,0.5); }
.footer-col h4 { font-family: var(--font-heading); font-size: 12px; text-transform: uppercase; letter-spacing: 0.15em; color: rgba(255,255,255,0.4); margin-bottom: 16px; }
.footer-col a { display: block; font-size: 14px; color: rgba(255,255,255,0.7); margin-bottom: 8px; transition: color 0.2s; }
.footer-col a:hover { color: var(--white); }
.footer-addr, .footer-ops { font-size: 13px; color: rgba(255,255,255,0.5); margin-top: 4px; }
.footer-bottom { border-top: 1px solid rgba(255,255,255,0.1); padding-top: 24px; display: flex; justify-content: space-between; align-items: center; }
.footer-bottom p { font-size: 13px; color: rgba(255,255,255,0.4); }
.footer-bottom a { font-size: 13px; color: rgba(255,255,255,0.4); }
.footer-bottom a:hover { color: var(--white); }

/* ===== PAGE HERO ===== */
.page-hero { padding: 120px 24px 64px; border-bottom: 1px solid var(--gray-200); }
.page-hero .container { max-width: 1200px; margin: 0 auto; }
.page-hero h1 { margin-bottom: 12px; }
.page-hero p { font-size: 18px; max-width: 520px; }

/* ===== SERVICES PAGE ===== */
.service-detail { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: center; padding: 40px 0; }
.service-detail.reverse .service-detail-text { order: 2; }
.service-detail.reverse .service-detail-img { order: 1; }
.service-icon-lg { font-size: 40px; margin-bottom: 16px; }
.service-detail h2 { margin-bottom: 16px; }
.service-detail p { margin-bottom: 20px; }
.service-features { list-style: none; margin-bottom: 24px; }
.service-features li { padding: 6px 0; border-bottom: 1px solid var(--gray-200); font-size: 14px; color: var(--gray-600); }
.service-features li::before { content: "✓ "; color: var(--black); font-weight: 700; }
.service-specs { display: flex; gap: 24px; margin-bottom: 28px; }
.spec { }
.spec span { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray-400); }
.spec strong { font-family: var(--font-heading); font-size: 15px; color: var(--black); }
.service-detail-img img { width: 100%; border-radius: 8px; object-fit: cover; max-height: 380px; }

/* ===== ABOUT PAGE ===== */
.about-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; margin-bottom: 64px; }
.about-text h2 { margin-bottom: 20px; }
.about-text p { margin-bottom: 16px; }
.values-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px; margin-top: 32px; }
.value-item { padding: 20px; border: 1px solid var(--gray-200); border-radius: var(--radius); }
.value-icon { font-size: 24px; margin-bottom: 8px; }
.value-item h4 { margin-bottom: 6px; }
.value-item p { font-size: 13px; }
.about-img img { width: 100%; border-radius: 8px; object-fit: cover; max-height: 500px; }
.timeline { max-width: 640px; margin: 48px auto 0; }
.timeline-item { display: flex; gap: 32px; padding-bottom: 40px; position: relative; }
.timeline-item:not(:last-child)::after { content: ''; position: absolute; left: 44px; top: 32px; bottom: 0; width: 1px; background: var(--gray-200); }
.timeline-year { font-family: var(--font-heading); font-weight: 700; font-size: 14px; width: 60px; flex-shrink: 0; padding-top: 2px; }
.timeline-content h4 { margin-bottom: 6px; }
.timeline-content p { font-size: 14px; }

/* ===== CONTACT PAGE ===== */
.contact-layout { display: grid; grid-template-columns: 1fr 1.5fr; gap: 64px; }
.contact-item { display: flex; gap: 16px; margin-bottom: 28px; }
.contact-icon { width: 40px; height: 40px; border: 1px solid var(--gray-200); border-radius: var(--radius); display: flex; align-items: center; justify-content: center; font-size: 16px; flex-shrink: 0; }
.contact-label { font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray-400); display: block; }
.contact-value { font-family: var(--font-heading); font-weight: 600; font-size: 15px; color: var(--black); display: block; margin-top: 2px; }
a.contact-value:hover { text-decoration: underline; }
.enterprise-box { padding: 24px; border: 1px solid var(--gray-200); border-radius: var(--radius); margin-top: 32px; }
.enterprise-box h3 { margin-bottom: 8px; }
.enterprise-box p { font-size: 13px; margin-bottom: 14px; }

/* ===== FORMS ===== */
.form-group { margin-bottom: 24px; }
.form-group label { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray-400); margin-bottom: 8px; }
.form-input {
  width: 100%; background: transparent; border: 0; border-bottom: 1px solid var(--gray-200);
  padding: 12px 0; font-family: var(--font-body); font-size: 15px; color: var(--black);
  outline: none; transition: border-color 0.2s;
}
.form-input:focus { border-color: var(--black); }
.form-input::placeholder { color: var(--gray-400); }
.form-textarea { resize: none; }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }

/* ===== QUOTE PAGE ===== */
.quote-layout { display: grid; grid-template-columns: 1fr 1fr; gap: 64px; align-items: start; }
.quote-form-wrap h2, .quote-result h2 { margin-bottom: 32px; }
.tier-grid { display: grid; gap: 12px; }
.tier-card { display: flex; align-items: center; gap: 16px; padding: 16px; border: 1px solid var(--gray-200); border-radius: var(--radius); cursor: pointer; transition: border-color 0.2s; }
.tier-card:has(input:checked) { border-color: var(--black); background: var(--gray-50); }
.tier-card input[type="radio"] { accent-color: var(--black); }
.tier-name { font-family: var(--font-heading); font-weight: 700; font-size: 14px; }
.tier-price { font-family: var(--font-heading); font-size: 18px; font-weight: 700; color: var(--black); }
.tier-desc { font-size: 12px; color: var(--gray-400); }
.quote-card { padding: 32px; border: 1px solid var(--gray-200); border-radius: var(--radius); background: var(--gray-50); }
.quote-route { font-family: var(--font-heading); font-size: 14px; color: var(--gray-400); margin-bottom: 12px; }
.quote-price-big { font-family: var(--font-heading); font-weight: 700; font-size: 3rem; color: var(--black); margin-bottom: 12px; }
.quote-details { font-size: 14px; color: var(--gray-600); margin-bottom: 24px; }

/* ===== OPT-IN PAGE ===== */
.optin-form { max-width: 560px; }
.optin-checks { border-top: 1px solid var(--gray-200); padding-top: 20px; margin-bottom: 20px; display: flex; flex-direction: column; gap: 16px; }
.check-label { display: flex; align-items: flex-start; gap: 12px; cursor: pointer; font-size: 13px; color: var(--gray-600); line-height: 1.5; }
.check-label input[type="checkbox"] { margin-top: 2px; accent-color: var(--black); flex-shrink: 0; width: 16px; height: 16px; }
.optin-legal { font-size: 12px; color: var(--gray-400); margin-bottom: 24px; }
.optin-legal a { color: var(--black); text-decoration: underline; }

/* ===== SUCCESS BOX ===== */
.success-box { text-align: center; padding: 48px 32px; border: 1px solid var(--gray-200); border-radius: var(--radius); }
.success-icon { font-size: 36px; margin-bottom: 16px; }
.success-box h3 { margin-bottom: 8px; }
.success-box p { margin-bottom: 24px; }

/* ===== PRIVACY PAGE ===== */
.privacy-content { }
.privacy-section { margin-bottom: 40px; }
.privacy-section h2 { font-size: 1.1rem; margin-bottom: 12px; }
.privacy-section a { color: var(--black); text-decoration: underline; }

/* ===== TRACKING PAGE ===== */
.track-result-card { padding: 24px; border: 1px solid var(--gray-200); border-radius: var(--radius); margin-bottom: 24px; }
.track-result-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(140px, 1fr)); gap: 16px; margin-bottom: 0; }
.track-field span { display: block; font-size: 11px; text-transform: uppercase; letter-spacing: 0.1em; color: var(--gray-400); margin-bottom: 4px; }
.track-field p { font-family: var(--font-heading); font-weight: 600; color: var(--black); }
.track-velocity { padding: 24px; background: var(--gray-50); border: 1px solid var(--gray-200); border-radius: var(--radius); margin-bottom: 24px; }
.velocity-label { display: flex; align-items: center; gap: 8px; margin-bottom: 8px; }
.velocity-dot { width: 8px; height: 8px; border-radius: 50%; background: var(--black); animation: pulse 1.5s infinite; }
.velocity-tag { font-family: var(--font-heading); font-size: 11px; letter-spacing: 0.15em; text-transform: uppercase; }
.velocity-num { font-family: var(--font-heading); font-weight: 700; font-size: 2.5rem; }
.track-timeline { }
.timeline-step { display: flex; gap: 20px; padding-bottom: 28px; position: relative; }
.timeline-step:not(:last-child)::after { content: ''; position: absolute; left: 11px; top: 24px; bottom: 0; width: 1px; background: var(--gray-200); }
.step-dot { width: 24px; height: 24px; border-radius: 50%; border: 2px solid var(--gray-200); flex-shrink: 0; display: flex; align-items: center; justify-content: center; font-size: 10px; margin-top: 2px; }
.step-dot.done { background: var(--black); border-color: var(--black); color: var(--white); }
.step-dot.active { border-color: var(--black); background: var(--white); }
.step-title { font-family: var(--font-heading); font-weight: 600; font-size: 15px; }
.step-time { font-size: 12px; color: var(--gray-400); margin-bottom: 2px; }
.step-loc { font-size: 13px; color: var(--gray-600); }
.track-not-found { padding: 40px; border: 1px solid var(--gray-200); border-radius: var(--radius); text-align: center; }
.track-not-found h3 { margin-bottom: 8px; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero { flex-direction: column; padding: 100px 24px 40px; text-align: center; }
  .hero-image { display: none; }
  .hero-stats { justify-content: center; flex-wrap: wrap; gap: 20px; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .service-detail, .service-detail.reverse { grid-template-columns: 1fr; }
  .service-detail.reverse .service-detail-text { order: 1; }
  .service-detail.reverse .service-detail-img { order: 2; }
  .about-layout, .contact-layout, .quote-layout { grid-template-columns: 1fr; }
  .section-header { flex-direction: column; align-items: flex-start; gap: 12px; }
}

@media (max-width: 640px) {
  .nav-links { display: none; position: fixed; top: 64px; left: 0; right: 0; bottom: 0; background: var(--white); flex-direction: column; padding: 24px; gap: 0; overflow-y: auto; border-top: 1px solid var(--gray-200); z-index: 99; }
  .nav-links.open { display: flex; }
  .nav-link { padding: 14px 0; border-bottom: 1px solid var(--gray-200); font-size: 16px; }
  .nav-cta { margin: 16px 0 0; }
  .hamburger { display: flex; }
  .footer-grid { grid-template-columns: 1fr; }
  .footer-bottom { flex-direction: column; gap: 8px; text-align: center; }
  .form-row { grid-template-columns: 1fr; }
  .values-grid { grid-template-columns: 1fr; }
  .hero-stats { gap: 16px; }
}

@keyframes pulse {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.4; }
}