/* ==========================================================================
   Ceezaer — DJI-Inspired Stylesheet (DJI Agras T50–style layout)
   Minimalist, professional B2B aesthetic on dark background.
   ========================================================================== */

:root {
  /* Palette */
  --c-bg: #000000;
  --c-bg-alt: #111114;
  --c-bg-dark: #000000;
  --c-text: #ffffff;
  --c-text-soft: #c8c8cc;
  --c-text-muted: #8a8a90;
  --c-border: #26262a;
  --c-border-strong: #3a3a40;
  --c-accent: #4a9eff;        /* brighter blue for dark bg */
  --c-accent-hover: #82bbff;
  --c-link: #4a9eff;
  --c-on-dark: #ffffff;

  /* Typography */
  --f-sans: -apple-system, BlinkMacSystemFont, "Segoe UI", "Helvetica Neue",
            Arial, "DJI Sans", sans-serif;

  /* Spacing scale */
  --pad-page: clamp(1.25rem, 4vw, 3rem);
  --max-w: 1280px;
  --max-w-narrow: 920px;

  /* Shadows */
  --shadow-soft: 0 1px 2px rgba(0,0,0,0.04), 0 8px 24px rgba(0,0,0,0.06);
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  background: var(--c-bg);
  color: var(--c-text);
  font-family: var(--f-sans);
  font-size: 16px;
  line-height: 1.55;
  -webkit-font-smoothing: antialiased;
  text-rendering: optimizeLegibility;
}

img { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button { font-family: inherit; }

/* ----- Top Bar (utility / locale) ----- */
.dji-topbar {
  background: #0a0a0c;
  color: var(--c-text-soft);
  font-size: 0.78rem;
  border-bottom: 1px solid var(--c-border);
}
.dji-topbar-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0.4rem var(--pad-page);
  display: flex;
  justify-content: flex-end;
  gap: 1.25rem;
  align-items: center;
}
.dji-topbar a:hover { color: var(--c-accent); }

/* ----- Primary Header / Nav ----- */
.dji-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background: rgba(0,0,0,0.92);
  backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid var(--c-border);
}
.dji-header-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-page);
  height: 64px;
  display: flex;
  align-items: center;
  gap: 2rem;
}
.dji-logo {
  font-weight: 700;
  font-size: 1.25rem;
  letter-spacing: 0.02em;
  color: var(--c-text);
  flex-shrink: 0;
}
.dji-nav {
  display: flex;
  align-items: center;
  gap: 1.75rem;
  flex: 1;
  flex-wrap: nowrap;
  overflow-x: auto;
  scrollbar-width: none;
}
.dji-nav::-webkit-scrollbar { display: none; }
.dji-nav a {
  font-size: 0.92rem;
  color: var(--c-text);
  font-weight: 500;
  white-space: nowrap;
  position: relative;
  padding: 0.25rem 0;
  transition: color .2s;
}
.dji-nav a:hover { color: var(--c-accent); }
.dji-nav a.is-active::after {
  content: "";
  position: absolute;
  left: 0; right: 0; bottom: -22px;
  height: 2px;
  background: var(--c-accent);
}
.dji-header-cta {
  margin-left: auto;
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  padding: 0.55rem 1.1rem;
  background: #ffffff;
  color: #000000;
  border-radius: 999px;
  font-size: 0.85rem;
  font-weight: 600;
  flex-shrink: 0;
  transition: background .2s, color .2s;
}
.dji-header-cta:hover { background: var(--c-accent); color: #fff; }

.dji-mobile-toggle {
  display: none;
  background: transparent;
  border: 0;
  width: 40px; height: 40px;
  cursor: pointer;
}
.dji-mobile-toggle span {
  display: block;
  width: 22px;
  height: 2px;
  background: var(--c-text);
  margin: 5px auto;
}

/* ----- Sub-nav (page-specific anchor menu) ----- */
.dji-subnav {
  position: sticky;
  top: 64px;
  z-index: 90;
  background: var(--c-bg);
  border-bottom: 1px solid var(--c-border);
}
.dji-subnav-inner {
  max-width: var(--max-w);
  margin: 0 auto;
  padding: 0 var(--pad-page);
  height: 56px;
  display: flex;
  align-items: center;
  gap: 1.5rem;
  overflow-x: auto;
  scrollbar-width: none;
}
.dji-subnav-inner::-webkit-scrollbar { display: none; }
.dji-subnav-title {
  font-weight: 700;
  font-size: 1rem;
  margin-right: 1rem;
  flex-shrink: 0;
}
.dji-subnav a {
  font-size: 0.85rem;
  color: var(--c-text-soft);
  white-space: nowrap;
  flex-shrink: 0;
}
.dji-subnav a:hover { color: var(--c-text); }

/* ----- Buttons ----- */
.dji-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.5rem;
  border-radius: 999px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  border: 0;
  transition: transform .15s ease, background .2s ease, color .2s ease, box-shadow .2s ease;
}
.dji-btn:hover { transform: translateY(-1px); }
.dji-btn-primary {
  background: var(--c-accent);
  color: var(--c-on-dark);
}
.dji-btn-primary:hover { background: var(--c-accent-hover); }
.dji-btn-dark {
  background: #ffffff;
  color: #000000;
}
.dji-btn-dark:hover { background: #d8d8d8; }
.dji-btn-ghost {
  background: transparent;
  color: var(--c-text);
  border: 1px solid var(--c-border-strong);
}
.dji-btn-ghost:hover { border-color: var(--c-text); }
.dji-btn-link {
  background: transparent;
  color: var(--c-link);
  padding: 0.4rem 0;
  border-radius: 0;
}
.dji-btn-link:hover { color: var(--c-accent-hover); }
.dji-btn-link::after { content: " ›"; }

/* ----- Hero ----- */
.dji-hero {
  position: relative;
  background: var(--c-bg);
  overflow: hidden;
  padding: 0;
}
.dji-hero-image {
  position: relative;
  width: 100%;
  min-height: clamp(480px, 70vh, 760px);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  display: flex;
  align-items: flex-end;
}
.dji-hero-image::after {
  content: "";
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, rgba(0,0,0,0) 40%, rgba(0,0,0,0.45) 100%);
  pointer-events: none;
}
.dji-hero-text {
  position: relative;
  z-index: 2;
  max-width: var(--max-w);
  margin: 0 auto;
  padding: clamp(2rem, 6vw, 4rem) var(--pad-page);
  width: 100%;
  color: #fff;
}
.dji-hero-eyebrow {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.18em;
  font-weight: 600;
  opacity: 0.92;
  margin-bottom: 0.75rem;
}
.dji-hero-title {
  font-size: clamp(2.5rem, 6vw, 5rem);
  font-weight: 700;
  line-height: 1.02;
  letter-spacing: -0.02em;
  margin: 0 0 0.75rem;
  max-width: 18ch;
}
.dji-hero-wordmark {
  font-size: clamp(3.5rem, 10vw, 8rem);
  font-weight: 800;
  letter-spacing: -0.04em;
  text-transform: none;
  max-width: none;
  margin-bottom: 1.25rem;
}
.dji-hero-sub {
  font-size: clamp(1rem, 1.4vw, 1.25rem);
  font-weight: 400;
  max-width: 56ch;
  margin: 0 0 1.75rem;
  opacity: 0.95;
}
.dji-hero-actions {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Light variant hero (white bg, image card right) */
.dji-hero-split {
  display: grid;
  grid-template-columns: 1.05fr 1fr;
  gap: 0;
  align-items: stretch;
  background: var(--c-bg-alt);
  min-height: 560px;
}
.dji-hero-split-text {
  padding: clamp(2rem, 6vw, 5rem) clamp(1.5rem, 5vw, 4rem);
  display: flex;
  flex-direction: column;
  justify-content: center;
  max-width: 720px;
  margin-left: auto;
}
.dji-hero-split-text .dji-hero-eyebrow { color: var(--c-accent); opacity: 1; }
.dji-hero-split-text .dji-hero-title,
.dji-hero-split-text .dji-hero-sub { color: var(--c-text); }
.dji-hero-split-text .dji-hero-sub { color: var(--c-text-soft); }
.dji-hero-split-image {
  background-position: center;
  background-size: cover;
  min-height: 360px;
}

/* ----- Section primitives ----- */
.dji-section {
  padding: clamp(3rem, 7vw, 6rem) var(--pad-page);
  background: var(--c-bg);
}
.dji-section.alt { background: var(--c-bg-alt); }
.dji-section.dark { background: var(--c-bg-dark); color: var(--c-on-dark); }
.dji-section.dark .dji-eyebrow { color: rgba(255,255,255,0.65); }
.dji-section.dark .dji-section-title { color: #fff; }
.dji-section.dark .dji-lead { color: rgba(255,255,255,0.78); }

.dji-container {
  max-width: var(--max-w);
  margin: 0 auto;
}
.dji-container.narrow { max-width: var(--max-w-narrow); }

.dji-eyebrow {
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.2em;
  font-weight: 600;
  color: var(--c-accent);
  margin-bottom: 0.75rem;
}
.dji-section-title {
  font-size: clamp(1.85rem, 3.6vw, 3rem);
  font-weight: 700;
  line-height: 1.08;
  letter-spacing: -0.015em;
  margin: 0 0 1rem;
  color: var(--c-text);
}
.dji-lead {
  font-size: clamp(1rem, 1.2vw, 1.15rem);
  color: var(--c-text-soft);
  max-width: 70ch;
  margin: 0 0 2rem;
  line-height: 1.65;
}

.dji-section-head { margin-bottom: clamp(2rem, 4vw, 3rem); }
.dji-section-head.center { text-align: center; }
.dji-section-head.center .dji-lead { margin-left: auto; margin-right: auto; }

/* ----- Stats / Highlights row (DJI signature pattern) ----- */
.dji-stats {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
  border-top: 1px solid var(--c-border);
  border-bottom: 1px solid var(--c-border);
}
.dji-stat {
  padding: 2rem 1.5rem;
  border-right: 1px solid var(--c-border);
  text-align: left;
}
.dji-stat:last-child { border-right: 0; }
.dji-stat-value {
  font-size: clamp(2.25rem, 4vw, 3.25rem);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1;
  color: var(--c-text);
  margin-bottom: 0.4rem;
}
.dji-stat-value sup { font-size: 0.5em; vertical-align: super; font-weight: 500; }
.dji-stat-label {
  font-size: 0.95rem;
  font-weight: 600;
  color: var(--c-text);
  margin-bottom: 0.25rem;
}
.dji-stat-desc {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  line-height: 1.5;
}

/* ----- Feature row (image + text alternating) ----- */
.dji-feature {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: clamp(2rem, 5vw, 5rem);
  align-items: center;
  padding: clamp(3rem, 6vw, 5rem) var(--pad-page);
  max-width: var(--max-w);
  margin: 0 auto;
}
.dji-feature.reverse { direction: rtl; }
.dji-feature.reverse > * { direction: ltr; }
.dji-feature-media {
  border-radius: 8px;
  overflow: hidden;
  aspect-ratio: 4 / 3;
  background: #1a1a1d;
}
.dji-feature-media img { width: 100%; height: 100%; object-fit: cover; }
.dji-feature-body .dji-eyebrow { color: var(--c-accent); }
.dji-feature-title {
  font-size: clamp(1.6rem, 2.8vw, 2.4rem);
  font-weight: 700;
  letter-spacing: -0.015em;
  line-height: 1.1;
  margin: 0 0 1rem;
}
.dji-feature-desc {
  color: var(--c-text-soft);
  font-size: 1rem;
  line-height: 1.7;
  margin-bottom: 1.25rem;
}
.dji-feature-list {
  list-style: none;
  padding: 0;
  margin: 0 0 1.5rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.5rem 1.25rem;
}
.dji-feature-list li {
  font-size: 0.92rem;
  color: var(--c-text);
  padding-left: 1.25rem;
  position: relative;
}
.dji-feature-list li::before {
  content: "";
  position: absolute;
  left: 0; top: 9px;
  width: 6px; height: 6px;
  border-radius: 50%;
  background: var(--c-accent);
}

/* ----- Card grid (services / products) ----- */
.dji-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}
.dji-grid.cols-3 { grid-template-columns: repeat(3, 1fr); }
.dji-grid.cols-4 { grid-template-columns: repeat(4, 1fr); }

.dji-card {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  overflow: hidden;
  transition: transform .25s ease, box-shadow .25s ease, border-color .2s ease;
  display: flex;
  flex-direction: column;
}
.dji-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-soft);
  border-color: var(--c-border-strong);
}
.dji-card-media {
  aspect-ratio: 16 / 10;
  background: var(--c-bg-alt) center/cover no-repeat;
}
.dji-card-body {
  padding: 1.5rem 1.5rem 1.75rem;
  display: flex;
  flex-direction: column;
  flex: 1;
}
.dji-card-eyebrow {
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--c-accent);
  font-weight: 600;
  margin-bottom: 0.5rem;
}
.dji-card-title {
  font-size: 1.15rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
  letter-spacing: -0.005em;
}
.dji-card-desc {
  color: var(--c-text-soft);
  font-size: 0.92rem;
  line-height: 1.55;
  margin: 0 0 1rem;
  flex: 1;
}
.dji-card-meta {
  font-size: 0.85rem;
  color: var(--c-text-muted);
  font-weight: 600;
  margin-bottom: 0.75rem;
}
.dji-card-link {
  font-size: 0.9rem;
  font-weight: 600;
  color: var(--c-accent);
}
.dji-card-link::after { content: " ›"; }

/* Service tile (icon + title) */
.dji-tile {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 12px;
  padding: 1.75rem;
  transition: border-color .2s, transform .2s;
}
.dji-tile:hover {
  border-color: var(--c-text);
  transform: translateY(-2px);
}
.dji-tile-icon {
  width: 44px; height: 44px;
  border-radius: 10px;
  background: var(--c-bg-alt);
  display: grid; place-items: center;
  margin-bottom: 1rem;
  font-size: 1.25rem;
}
.dji-tile-title {
  font-size: 1.1rem;
  font-weight: 700;
  margin: 0 0 0.5rem;
}
.dji-tile-desc {
  font-size: 0.92rem;
  line-height: 1.55;
  color: var(--c-text-soft);
  margin: 0;
}

/* ----- Spec sheet (rows of label/value) ----- */
.dji-spec {
  border-top: 1px solid var(--c-border);
}
.dji-spec-row {
  display: grid;
  grid-template-columns: 1fr 2fr;
  padding: 1.1rem 0;
  border-bottom: 1px solid var(--c-border);
  gap: 1.5rem;
}
.dji-spec-label {
  font-weight: 600;
  font-size: 0.95rem;
  color: var(--c-text);
}
.dji-spec-value {
  color: var(--c-text-soft);
  font-size: 0.95rem;
}

/* ----- Inline trust badges ----- */
.dji-badges {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1.25rem;
  margin: 1rem 0 0;
}
.dji-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.45rem;
  font-size: 0.82rem;
  font-weight: 600;
  color: var(--c-text-soft);
}
.dji-badge::before {
  content: "✓";
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--c-accent);
  color: #fff;
  display: grid; place-items: center;
  font-size: 0.7rem;
  font-weight: 700;
}

/* ----- Inquiry form ----- */
.dji-form-wrap {
  background: var(--c-bg);
  border: 1px solid var(--c-border);
  border-radius: 16px;
  padding: clamp(1.5rem, 4vw, 3rem);
  max-width: 760px;
  margin: 0 auto;
}
.dji-form { display: grid; grid-template-columns: 1fr 1fr; gap: 1rem 1.25rem; }
.dji-form .full { grid-column: 1 / -1; }
.dji-form label {
  display: block;
  font-size: 0.82rem;
  font-weight: 600;
  margin-bottom: 0.4rem;
  color: var(--c-text);
}
.dji-form input,
.dji-form select,
.dji-form textarea {
  width: 100%;
  font-family: inherit;
  font-size: 0.95rem;
  padding: 0.7rem 0.9rem;
  border: 1px solid var(--c-border-strong);
  border-radius: 8px;
  background: var(--c-bg);
  color: var(--c-text);
  transition: border-color .15s, box-shadow .15s;
}
.dji-form input:focus,
.dji-form select:focus,
.dji-form textarea:focus {
  outline: 0;
  border-color: var(--c-accent);
  box-shadow: 0 0 0 3px rgba(74,158,255,0.18);
}
.dji-form textarea { resize: vertical; min-height: 120px; }
.dji-form .submit-row { grid-column: 1 / -1; display: flex; justify-content: center; margin-top: 0.5rem; }
.dji-form-trust {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 1rem 1.5rem;
  margin-top: 1.5rem;
  font-size: 0.82rem;
  color: var(--c-text-muted);
}

/* Loading spinner + success state for inquiry form (compatible with existing inquiry-form.js) */
.form-submit-btn .spinner {
  display: none;
  width: 16px; height: 16px;
  border: 2px solid rgba(255,255,255,0.3);
  border-top-color: #fff;
  border-radius: 50%;
  margin-right: 0.5rem;
  animation: dji-spin 0.7s linear infinite;
}
.form-submit-btn.loading .spinner { display: inline-block; }
.form-submit-btn.loading .btn-text { opacity: 0.7; }
@keyframes dji-spin { to { transform: rotate(360deg); } }

.form-success {
  display: none;
  text-align: center;
  padding: 2rem 1rem;
  color: var(--c-text);
}
.form-success.visible { display: block; }
.form-success .success-icon {
  width: 56px; height: 56px;
  border-radius: 50%;
  background: var(--c-accent);
  margin: 0 auto 1rem;
  display: grid; place-items: center;
  color: #fff;
}
.form-success .success-icon svg { width: 28px; height: 28px; stroke: #fff; }
.form-success h3 { font-size: 1.5rem; font-weight: 700; margin: 0 0 0.5rem; }
.form-success p { color: var(--c-text-soft); margin: 0 0 1.25rem; }

/* ----- Footer ----- */
.dji-footer {
  background: #0d0d10;
  color: #c8c8cc;
  padding: clamp(2.5rem, 5vw, 4rem) var(--pad-page) 2rem;
  font-size: 0.9rem;
}
.dji-footer-inner {
  max-width: var(--max-w);
  margin: 0 auto;
}
.dji-footer-cols {
  display: grid;
  grid-template-columns: 1.4fr repeat(4, 1fr);
  gap: 2rem;
  padding-bottom: 2.5rem;
  border-bottom: 1px solid #2a2a2e;
}
.dji-footer-brand {
  font-size: 1.5rem;
  font-weight: 700;
  color: #fff;
  margin-bottom: 0.75rem;
}
.dji-footer-tag {
  font-size: 0.85rem;
  color: #9a9aa0;
  line-height: 1.6;
  max-width: 32ch;
}
.dji-footer-col h4 {
  font-size: 0.85rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  font-weight: 700;
  color: #fff;
  margin: 0 0 1rem;
}
.dji-footer-col ul { list-style: none; padding: 0; margin: 0; display: flex; flex-direction: column; gap: 0.55rem; }
.dji-footer-col a { color: #c8c8cc; font-size: 0.88rem; transition: color .2s; }
.dji-footer-col a:hover { color: #fff; }
.dji-footer-bottom {
  padding-top: 1.5rem;
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 1rem;
  font-size: 0.78rem;
  color: #6e6e74;
}

/* ----- Responsive ----- */
@media (max-width: 960px) {
  .dji-feature { grid-template-columns: 1fr; }
  .dji-feature-list { grid-template-columns: 1fr; }
  .dji-hero-split { grid-template-columns: 1fr; }
  .dji-hero-split-image { min-height: 280px; order: -1; }
  .dji-grid.cols-3, .dji-grid.cols-4 { grid-template-columns: repeat(2, 1fr); }
  .dji-form { grid-template-columns: 1fr; }
  .dji-footer-cols { grid-template-columns: repeat(2, 1fr); }
  .dji-spec-row { grid-template-columns: 1fr; gap: 0.25rem; }
}
@media (max-width: 720px) {
  .dji-nav { display: none; }
  .dji-mobile-toggle { display: block; margin-left: auto; }
  .dji-header-cta { display: none; }
  .dji-grid.cols-3, .dji-grid.cols-4 { grid-template-columns: 1fr; }
  .dji-footer-cols { grid-template-columns: 1fr 1fr; }
  .dji-stat { border-right: 0; border-bottom: 1px solid var(--c-border); }
  .dji-stat:last-child { border-bottom: 0; }
}

/* ----- Mobile drawer (toggle nav) ----- */
.dji-drawer {
  position: fixed;
  inset: 0 0 0 auto;
  width: min(86%, 360px);
  background: var(--c-bg);
  z-index: 200;
  transform: translateX(100%);
  transition: transform .3s ease;
  padding: 1.5rem;
  display: flex;
  flex-direction: column;
  gap: 0.25rem;
  box-shadow: -10px 0 40px rgba(0,0,0,0.15);
}
.dji-drawer.open { transform: translateX(0); }
.dji-drawer a {
  padding: 0.85rem 0.25rem;
  border-bottom: 1px solid var(--c-border);
  font-weight: 500;
}
.dji-drawer-close {
  background: transparent;
  border: 0;
  align-self: flex-end;
  font-size: 1.5rem;
  cursor: pointer;
  margin-bottom: 0.5rem;
  color: var(--c-text);
}
.dji-backdrop {
  position: fixed;
  inset: 0;
  background: rgba(0,0,0,0.4);
  z-index: 150;
  opacity: 0;
  pointer-events: none;
  transition: opacity .3s;
}
.dji-backdrop.open { opacity: 1; pointer-events: auto; }