/* ==========================================================================
   Blue Diamond Visuals — Global Stylesheet
   ========================================================================== */

:root {
  --bg: #070b14;
  --bg-alt: #0c1220;
  --bg-elevated: #10192c;
  --text: #eef2f9;
  --text-muted: #9aa7bd;
  --border: #1e2a40;

  --accent-1: #3b82f6;
  --accent-2: #22d3ee;
  --accent-3: #7dd3fc;
  --gradient: linear-gradient(120deg, var(--accent-1), var(--accent-2));
  --gradient-soft: linear-gradient(160deg, rgba(59,130,246,0.16), rgba(34,211,238,0.06));

  --shadow-glow: 0 0 40px rgba(59, 130, 246, 0.25);
  --radius-sm: 8px;
  --radius-md: 14px;
  --radius-lg: 24px;

  --font-head: 'Poppins', 'Segoe UI', sans-serif;
  --font-body: 'Inter', 'Segoe UI', sans-serif;

  --header-h: 84px;

  /* theme-dependent chrome (dark = default) */
  --header-bg: rgba(7, 11, 20, 0.55);
  --header-bg-scrolled: rgba(7, 11, 20, 0.85);
  --header-border: rgba(255,255,255,0.06);
  --nav-item-hover-bg: rgba(255,255,255,0.06);
  --nav-toggle-bg: rgba(255,255,255,0.03);
  --mobile-nav-bg: rgba(6, 9, 16, 0.98);
  --hero-glow: rgba(59,130,246,0.18);
  --hero-bg-gradient: linear-gradient(180deg, #050810 0%, #070b14 55%, #0c1220 100%);
  --cta-banner-bg: linear-gradient(135deg, #0d1a30, #0a1120 60%);
}

/* ==========================================================================
   Light theme — same structure and brand colors, inverted surfaces.
   Toggled via [data-theme="light"] on <html> (see theme-toggle button + main.js)
   ========================================================================== */
:root[data-theme="light"] {
  --bg: #f8fafc;
  --bg-alt: #eef2f7;
  --bg-elevated: #ffffff;
  --text: #101826;
  --text-muted: #5b6779;
  --border: #dde3ec;

  --accent-1: #2563eb;
  --accent-2: #0891b2;
  --accent-3: #0369a1;
  --gradient-soft: linear-gradient(160deg, rgba(37,99,235,0.10), rgba(8,145,178,0.05));

  --shadow-glow: 0 0 40px rgba(37, 99, 235, 0.18);

  --header-bg: rgba(248, 250, 252, 0.72);
  --header-bg-scrolled: rgba(248, 250, 252, 0.92);
  --header-border: rgba(16,24,38,0.08);
  --nav-item-hover-bg: rgba(16,24,38,0.05);
  --nav-toggle-bg: rgba(16,24,38,0.04);
  --mobile-nav-bg: rgba(255, 255, 255, 0.98);
  --hero-glow: rgba(37,99,235,0.12);
  --hero-bg-gradient: linear-gradient(180deg, #eef4ff 0%, #f8fafc 55%, #eef2f7 100%);
  --cta-banner-bg: linear-gradient(135deg, #eaf1ff, #dde9ff 60%);
}

:root[data-theme="light"] .hero-stars {
  opacity: 0 !important;
}

* { box-sizing: border-box; }

html {
  scroll-behavior: smooth;
}

body {
  margin: 0;
  background: var(--bg);
  color: var(--text);
  font-family: var(--font-body);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
  overflow-x: hidden;
  position: relative;
  transition: background-color 0.3s ease, color 0.3s ease;
}

/* Subtle cinematic vignette across the whole page for depth */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: radial-gradient(ellipse at 50% 0%, transparent 45%, rgba(0,0,0,0.35) 100%);
}

.site-header, .hero-pin, main, section, footer { position: relative; z-index: 1; }

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

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

h1, h2, h3, h4 {
  font-family: var(--font-head);
  font-weight: 600;
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}

p { margin: 0 0 1em; color: var(--text-muted); }

.container {
  width: 100%;
  max-width: 1180px;
  margin: 0 auto;
  padding: 0 24px;
}

section { position: relative; padding: 110px 0; }
@media (max-width: 768px) {
  section { padding: 72px 0; }
}

.eyebrow {
  display: inline-block;
  text-transform: uppercase;
  letter-spacing: 0.14em;
  font-size: 0.75rem;
  font-weight: 600;
  color: var(--accent-3);
  margin-bottom: 14px;
}

.section-head {
  max-width: 640px;
  margin: 0 auto 56px;
  text-align: center;
}

.section-head h2 { font-size: clamp(1.8rem, 3.4vw, 2.6rem); }
.section-head p { font-size: 1.05rem; }

/* ---------------------------------------------------------------------- */
/* Buttons                                                                 */
/* ---------------------------------------------------------------------- */

.btn {
  position: relative;
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 14px 28px;
  border-radius: 999px;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 0.95rem;
  letter-spacing: 0.01em;
  border: 1px solid transparent;
  cursor: pointer;
  overflow: hidden;
  transition: transform 0.25s ease, box-shadow 0.25s ease, background 0.25s ease, border-color 0.25s ease;
  white-space: nowrap;
}

.btn-primary {
  background: var(--gradient);
  color: #04101f;
}
.btn-primary::after {
  content: '';
  position: absolute;
  top: 0;
  left: -60%;
  width: 40%;
  height: 100%;
  background: linear-gradient(115deg, transparent, rgba(255,255,255,0.55), transparent);
  transform: skewX(-20deg);
  transition: left 0.6s ease;
}
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: var(--shadow-glow);
}
.btn-primary:hover::after {
  left: 130%;
}

.btn-ghost {
  background: transparent;
  border-color: var(--border);
  color: var(--text);
}
.btn-ghost:hover {
  border-color: var(--accent-2);
  color: var(--accent-3);
  background: rgba(34, 211, 238, 0.06);
  box-shadow: 0 0 0 1px rgba(34, 211, 238, 0.15), 0 12px 30px rgba(15, 23, 42, 0.35);
  transform: translateY(-2px);
}

.btn-block { width: 100%; }
.btn-sm { padding: 10px 20px; font-size: 0.85rem; }

/* ---------------------------------------------------------------------- */
/* Header                                                                  */
/* ---------------------------------------------------------------------- */

.site-header {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--header-h);
  z-index: 500;
  display: flex;
  align-items: center;
  background: var(--header-bg);
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  border-bottom: 1px solid var(--header-border);
  transition: background 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.site-header.scrolled {
  background: var(--header-bg-scrolled);
  box-shadow: 0 12px 30px rgba(0, 0, 0, 0.25);
}

.site-header .container {
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.brand {
  display: flex;
  align-items: center;
  gap: 12px;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  letter-spacing: 0.01em;
}

.brand .logo-mark {
  width: 40px;
  height: 40px;
  flex-shrink: 0;
}

.brand .brand-text {
  display: flex;
  flex-direction: column;
  line-height: 1.1;
}

.brand .brand-text small {
  font-family: var(--font-body);
  font-weight: 500;
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  color: var(--accent-3);
  text-transform: uppercase;
  margin-top: 2px;
}

.main-nav {
  display: flex;
  align-items: center;
  gap: 8px;
}

.main-nav a:not(.btn) {
  padding: 10px 16px;
  border-radius: 999px;
  font-size: 0.92rem;
  font-weight: 500;
  color: var(--text-muted);
  transition: color 0.2s ease, background 0.2s ease;
}

.main-nav a:not(.btn):hover,
.main-nav a.active {
  color: var(--text);
  background: var(--nav-item-hover-bg);
}

.main-nav .btn { margin-left: 8px; }

.header-actions {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-shrink: 0;
}

.theme-toggle {
  width: 40px;
  height: 40px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--nav-toggle-bg);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--text);
  cursor: pointer;
  transition: border-color 0.2s ease, transform 0.2s ease, background 0.2s ease;
  flex-shrink: 0;
}

.theme-toggle:hover {
  border-color: var(--accent-2);
  color: var(--accent-3);
  transform: translateY(-2px);
}

.theme-toggle svg { display: block; }
.theme-toggle .icon-moon { display: none; }
:root[data-theme="light"] .theme-toggle .icon-sun { display: none; }
:root[data-theme="light"] .theme-toggle .icon-moon { display: block; }

.nav-toggle {
  display: none;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--border);
  background: var(--nav-toggle-bg);
  align-items: center;
  justify-content: center;
  cursor: pointer;
}

.nav-toggle span,
.nav-toggle span::before,
.nav-toggle span::after {
  content: '';
  display: block;
  width: 18px;
  height: 2px;
  background: var(--text);
  position: relative;
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.nav-toggle span::before { position: absolute; top: -6px; }
.nav-toggle span::after { position: absolute; top: 6px; }

body.nav-open .nav-toggle span { background: transparent; }
body.nav-open .nav-toggle span::before { transform: translateY(6px) rotate(45deg); }
body.nav-open .nav-toggle span::after { transform: translateY(-6px) rotate(-45deg); }

@media (max-width: 860px) {
  .nav-toggle { display: flex; }

  .main-nav {
    position: fixed;
    top: var(--header-h);
    left: 0; right: 0;
    bottom: 0;
    background: var(--mobile-nav-bg);
    backdrop-filter: blur(10px);
    flex-direction: column;
    align-items: stretch;
    justify-content: flex-start;
    padding: 28px 24px;
    gap: 6px;
    transform: translateX(100%);
    opacity: 0;
    visibility: hidden;
    transition: transform 0.35s ease, opacity 0.35s ease, visibility 0.35s;
  }

  body.nav-open .main-nav {
    transform: translateX(0);
    opacity: 1;
    visibility: visible;
  }

  .main-nav a:not(.btn) {
    padding: 16px 18px;
    font-size: 1.05rem;
    border-bottom: 1px solid var(--border);
    border-radius: 0;
  }

  .main-nav .btn { margin: 18px 0 0; }
}

/* ---------------------------------------------------------------------- */
/* Hero — scroll-pinned drone sequence                                    */
/* ---------------------------------------------------------------------- */

.hero-pin {
  position: relative;
  height: 190vh;
  padding: 0;
}

.hero-sticky {
  position: sticky;
  top: 0;
  height: 100vh;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
  background:
    radial-gradient(ellipse at 50% 20%, var(--hero-glow), transparent 60%),
    var(--hero-bg-gradient);
  transition: background 0.3s ease;
}

.hero-sky-glow {
  position: absolute;
  inset: 0;
  background: radial-gradient(circle at 50% 65%, rgba(34,211,238,0.14), transparent 55%);
  pointer-events: none;
}

.hero-stars {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,0.5), transparent),
    radial-gradient(1px 1px at 70% 20%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1.5px 1.5px at 40% 70%, rgba(255,255,255,0.35), transparent),
    radial-gradient(1px 1px at 85% 60%, rgba(255,255,255,0.4), transparent),
    radial-gradient(1px 1px at 15% 80%, rgba(255,255,255,0.3), transparent),
    radial-gradient(1.5px 1.5px at 60% 45%, rgba(255,255,255,0.3), transparent);
  opacity: 0.7;
  pointer-events: none;
}

.hero-inner {
  position: relative;
  z-index: 2;
  width: 100%;
  height: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  padding: calc(var(--header-h) + 22px) 24px 96px;
  text-align: center;
}

.hero-top,
.hero-bottom {
  flex: 0 0 auto;
  width: 100%;
  max-width: 640px;
  will-change: transform, opacity;
}

.hero-top .eyebrow { color: var(--accent-3); margin-bottom: 8px; }

.hero-top h1 {
  font-size: clamp(1.7rem, 3.6vw, 2.9rem);
  line-height: 1.1;
  margin-bottom: 0;
}

.hero-top h1 span {
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.hero-bottom {
  max-width: 560px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.hero-trust {
  font-size: 0.8rem;
  color: var(--text-muted);
  letter-spacing: 0.02em;
  margin-bottom: 8px;
}

.hero-trust strong {
  color: var(--accent-3);
  font-weight: 600;
}

.hero-bottom p:not(.hero-trust) {
  font-size: clamp(0.92rem, 1.2vw, 1.05rem);
  margin: 0 0 18px;
}

.hero-cta-row {
  display: flex;
  gap: 14px;
  justify-content: center;
  flex-wrap: wrap;
}

.hero-drone-wrap {
  position: relative;
  z-index: 2;
  flex: 1 1 auto;
  min-height: 0;
  width: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
  will-change: transform, opacity, filter;
}

/* --- spinning rotors -------------------------------------------------- */
/* Each blade group sits inside a <g transform="translate(hub)"> so its own
   local origin IS the hub — rotating about 0 0 spins it true.               */

.rotor-spin {
  transform-origin: 0px 0px;
  animation: bdvSpin var(--prop-dur, 0.62s) linear infinite;
}
.rotor-spin.ccw { animation-name: bdvSpinCCW; }

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

.rotor-wash { opacity: var(--wash-op, 0.28); }

/* Real props don't read as blades at speed — they read as a disc. Crossfading
   the sharp blades out as the wash disc comes in is what sells the RPM. */
.prop-blades { opacity: var(--blade-op, 1); }

/* Idle hover: the airframe never sits perfectly still. */
.drone-bob {
  transform-box: fill-box;
  transform-origin: center;
  animation: bdvBob 5.2s ease-in-out infinite;
}
@keyframes bdvBob {
  0%, 100% { transform: translateY(-6px) rotate(-0.5deg); }
  50%      { transform: translateY(6px)  rotate(0.5deg); }
}

/* Navigation lights: steady greens forward, blinking reds aft. */
.led-c, .led-d { animation: bdvBlink 2.1s steps(1, end) infinite; }
.led-d { animation-delay: -1.05s; }
.led-rec { animation: bdvBlink 1.6s steps(1, end) infinite; }
@keyframes bdvBlink { 0%, 55% { opacity: 1; } 56%, 100% { opacity: 0.12; } }

/* ---------------------------------------------------------------------- */
/* Page transition — the drone launches, the screen goes dark, next page   */
/* fades up. Departure veil sits above everything; arrival hides the body   */
/* until paint so there is never a flash of un-faded content.              */
/* ---------------------------------------------------------------------- */

.page-veil {
  position: fixed;
  inset: 0;
  z-index: 9000;
  pointer-events: none;
  opacity: 0;
  background:
    radial-gradient(ellipse at 50% 38%, rgba(59,130,246,0.18), transparent 62%),
    var(--bg);
  transition: opacity 0.5s cubic-bezier(0.4, 0, 0.9, 0.4);
}

body.is-launching .page-veil {
  opacity: 1;
  pointer-events: all;
}

/* Arrival is a pure CSS animation, deliberately NOT dependent on JS removing
   the class: if main.js ever fails to load, the animation still runs to
   completion and the page ends up visible. A JS-gated fade could strand the
   page at opacity 0 — a blank site is the one failure worth designing out. */
html.arriving body { animation: bdvArrive 0.5s ease-out both; }
@keyframes bdvArrive { from { opacity: 0; } to { opacity: 1; } }

@media (prefers-reduced-motion: reduce) {
  .page-veil { transition: none; }
  html.arriving body { animation: none; opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .rotor-spin, .drone-bob, .led-c, .led-d, .led-rec { animation: none; }
  /* The JS fly-away sequence is skipped for reduced motion, so collapse the
     scroll runway too — otherwise the pin leaves ~90vh of dead scrolling. */
  .hero-pin { height: 100vh; }
}

/* Sized off the flex-allocated space itself (not vh) so it can never overflow into the text above/below it */
.hero-drone-wrap svg {
  height: 100%;
  width: auto;
  max-width: min(72vw, 680px);
  filter: drop-shadow(0 24px 70px rgba(59,130,246,0.45));
}

.hero-drone-shadow {
  position: absolute;
  bottom: 4%;
  left: 50%;
  width: 40%;
  height: 22px;
  transform: translateX(-50%);
  background: radial-gradient(ellipse, rgba(0,0,0,0.55), transparent 70%);
  border-radius: 50%;
}

@media (max-width: 640px) {
  .hero-inner { padding: calc(var(--header-h) + 12px) 20px 76px; }
  .hero-top h1 { font-size: clamp(1.45rem, 6.4vw, 2rem); }
  .hero-drone-wrap svg { max-width: min(86vw, 340px); }
  .hero-bottom p:not(.hero-trust) { font-size: 0.88rem; margin-bottom: 14px; }
}

.hero-scroll-hint {
  position: absolute;
  bottom: 34px;
  left: 50%;
  transform: translateX(-50%);
  z-index: 3;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--text-muted);
  will-change: opacity;
}

.hero-scroll-hint .dot {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--accent-2);
  animation: bob 1.8s ease-in-out infinite;
}

@keyframes bob {
  0%, 100% { transform: translateY(0); opacity: 0.4; }
  50% { transform: translateY(8px); opacity: 1; }
}

@media (prefers-reduced-motion: reduce) {
  .hero-drone-wrap, .hero-top, .hero-bottom, .hero-scroll-hint .dot { animation: none !important; }
}

/* ---------------------------------------------------------------------- */
/* Intro / About strip                                                    */
/* ---------------------------------------------------------------------- */

.intro-strip {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
}

.intro-grid {
  display: grid;
  grid-template-columns: 1.1fr 0.9fr;
  gap: 60px;
  align-items: center;
}

@media (max-width: 860px) {
  .intro-grid { grid-template-columns: 1fr; gap: 36px; }
}

.intro-grid h2 { font-size: clamp(1.7rem, 3vw, 2.3rem); }

.stat-row {
  display: flex;
  gap: 36px;
  margin-top: 28px;
  flex-wrap: wrap;
}

.stat-row .stat strong {
  display: block;
  font-family: var(--font-head);
  font-size: 1.9rem;
  background: var(--gradient);
  -webkit-background-clip: text;
  background-clip: text;
  color: transparent;
}

.stat-row .stat span {
  font-size: 0.82rem;
  color: var(--text-muted);
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

/* ---------------------------------------------------------------------- */
/* Diamond Method                                                         */
/* ---------------------------------------------------------------------- */

.diamond-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
  margin-top: 8px;
}

@media (max-width: 780px) {
  .diamond-grid { grid-template-columns: 1fr; gap: 36px; }
}

.diamond-pillar {
  position: relative;
  text-align: center;
  padding: 0 14px;
}

.diamond-pillar:not(:first-child)::before {
  content: '';
  position: absolute;
  left: -20px;
  top: 8px;
  bottom: 8px;
  width: 1px;
  background: linear-gradient(180deg, transparent, var(--border), transparent);
}

@media (max-width: 780px) {
  .diamond-pillar:not(:first-child)::before { display: none; }
}

.diamond-icon {
  width: 54px;
  height: 54px;
  margin: 0 auto 20px;
  display: flex;
  align-items: center;
  justify-content: center;
  background: var(--gradient-soft);
  border: 1px solid rgba(59,130,246,0.3);
  border-radius: 10px;
  color: var(--accent-3);
  transform: rotate(45deg);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.diamond-icon svg { transform: rotate(-45deg); }

.diamond-pillar:hover .diamond-icon {
  transform: rotate(225deg);
  box-shadow: 0 0 24px rgba(34, 211, 238, 0.35);
}

.diamond-pillar h3 { font-size: 1.05rem; }
.diamond-pillar p { font-size: 0.92rem; margin-bottom: 0; }

.diamond-grid .diamond-pillar:nth-child(1) { transition-delay: 0s; }
.diamond-grid .diamond-pillar:nth-child(2) { transition-delay: 0.12s; }
.diamond-grid .diamond-pillar:nth-child(3) { transition-delay: 0.24s; }

/* ---------------------------------------------------------------------- */
/* How it works                                                           */
/* ---------------------------------------------------------------------- */

.steps {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 26px;
  position: relative;
}

/* the connecting rail, drawn behind the numbers */
.steps::before {
  content: '';
  position: absolute;
  top: 27px;
  left: 12%;
  right: 12%;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--border) 12%, var(--border) 88%, transparent);
}

@media (max-width: 860px) {
  .steps { grid-template-columns: repeat(2, 1fr); gap: 34px 22px; }
  .steps::before { display: none; }
}
@media (max-width: 520px) {
  .steps { grid-template-columns: 1fr; }
}

.step { position: relative; text-align: center; }

.step-no {
  width: 54px;
  height: 54px;
  margin: 0 auto 20px;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 1.05rem;
  color: var(--accent-3);
  background: var(--bg);
  border: 1px solid rgba(59,130,246,0.4);
  box-shadow: 0 0 0 6px var(--bg);
  transition: transform 0.3s ease, box-shadow 0.3s ease, color 0.3s ease;
}

.step:hover .step-no {
  transform: translateY(-4px);
  color: var(--text);
  background: var(--gradient);
  box-shadow: 0 0 0 6px var(--bg), 0 10px 26px rgba(59,130,246,0.35);
}

.step h3 { font-size: 1.02rem; margin-bottom: 8px; }
.step p { font-size: 0.9rem; margin-bottom: 0; }

.steps .step:nth-child(1) { transition-delay: 0s; }
.steps .step:nth-child(2) { transition-delay: 0.1s; }
.steps .step:nth-child(3) { transition-delay: 0.2s; }
.steps .step:nth-child(4) { transition-delay: 0.3s; }

/* ---------------------------------------------------------------------- */
/* Testimonials                                                           */
/* ---------------------------------------------------------------------- */

.testimonials { background: var(--bg-alt); border-top: 1px solid var(--border); border-bottom: 1px solid var(--border); }

.quote-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}
@media (max-width: 900px) { .quote-grid { grid-template-columns: 1fr; max-width: 620px; margin: 0 auto; } }

/* One card shouldn't sit stranded in a 3-track grid — centre it at a sane
   width instead. Adding a second/third card re-triggers the normal grid. */
.quote-grid:has(.quote-card:only-child) {
  grid-template-columns: minmax(0, 420px);
  justify-content: center;
}

.quote-card {
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 34px 28px 28px;
  display: flex;
  flex-direction: column;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}
.quote-card:hover {
  transform: translateY(-5px);
  border-color: rgba(59,130,246,0.45);
  box-shadow: 0 16px 40px rgba(0,0,0,0.3);
}

.quote-mark {
  font-family: var(--font-head);
  font-size: 3.4rem;
  line-height: 0.7;
  color: var(--accent-2);
  opacity: 0.35;
  margin-bottom: 10px;
}

.quote-card blockquote {
  margin: 0 0 22px;
  font-size: 0.98rem;
  color: var(--text);
  line-height: 1.65;
  flex: 1;
}

.quote-by { display: flex; align-items: center; gap: 13px; }

.quote-avatar {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  font-family: var(--font-head);
  font-weight: 700;
  font-size: 0.95rem;
  color: var(--accent-3);
  background: var(--gradient-soft);
  border: 1px solid rgba(59,130,246,0.3);
}

.quote-by cite {
  font-style: normal;
  font-weight: 600;
  color: var(--text);
  font-size: 0.92rem;
  display: block;
}
.quote-by small { color: var(--text-muted); font-size: 0.8rem; }

.quote-grid .quote-card:nth-child(2) { transition-delay: 0.1s; }
.quote-grid .quote-card:nth-child(3) { transition-delay: 0.2s; }

/* placeholder state — visually obvious so nothing fake ships by accident */
.quote-card.is-placeholder blockquote { color: var(--text-muted); font-style: italic; }
.quote-card.is-placeholder { border-style: dashed; }

/* ---------------------------------------------------------------------- */
/* FAQ                                                                    */
/* ---------------------------------------------------------------------- */

.faq-list { max-width: 780px; margin: 0 auto; }

.faq-item {
  border-bottom: 1px solid var(--border);
}
.faq-item:first-child { border-top: 1px solid var(--border); }

.faq-item summary {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 20px;
  padding: 22px 4px;
  cursor: pointer;
  font-family: var(--font-head);
  font-weight: 600;
  font-size: 1.02rem;
  color: var(--text);
  list-style: none;
  transition: color 0.2s ease;
}
.faq-item summary::-webkit-details-marker { display: none; }
.faq-item summary:hover { color: var(--accent-3); }
.faq-item summary:focus-visible {
  outline: 2px solid var(--accent-2);
  outline-offset: 3px;
  border-radius: var(--radius-sm);
}

.faq-icon {
  flex-shrink: 0;
  width: 26px;
  height: 26px;
  border-radius: 50%;
  border: 1px solid var(--border);
  position: relative;
  transition: transform 0.3s ease, border-color 0.3s ease, background 0.3s ease;
}
.faq-icon::before,
.faq-icon::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 10px;
  height: 1.6px;
  background: currentColor;
  transform: translate(-50%, -50%);
  transition: transform 0.3s ease, opacity 0.3s ease;
}
.faq-icon::after { transform: translate(-50%, -50%) rotate(90deg); }

.faq-item[open] .faq-icon { border-color: var(--accent-2); background: var(--gradient-soft); }
.faq-item[open] .faq-icon::after { transform: translate(-50%, -50%) rotate(0deg); opacity: 0; }

.faq-answer { padding: 0 4px 24px; }
.faq-answer p { margin: 0; font-size: 0.94rem; }
.faq-answer p + p { margin-top: 12px; }

.faq-item[open] .faq-answer { animation: faqOpen 0.32s ease-out; }
@keyframes faqOpen {
  from { opacity: 0; transform: translateY(-6px); }
  to   { opacity: 1; transform: none; }
}

.faq-foot {
  text-align: center;
  margin-top: 44px;
  font-size: 0.94rem;
}

@media (prefers-reduced-motion: reduce) {
  .faq-item[open] .faq-answer { animation: none; }
}

/* ---------------------------------------------------------------------- */
/* Services grid                                                          */
/* ---------------------------------------------------------------------- */

.services-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 24px;
}

@media (max-width: 900px) {
  .services-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 620px) {
  .services-grid { grid-template-columns: 1fr; }
}

.service-card {
  position: relative;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 32px 26px;
  overflow: hidden;
  transition: transform 0.3s ease, border-color 0.3s ease, box-shadow 0.3s ease;
}

.service-card::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: var(--gradient);
  transform: scaleX(0);
  transform-origin: left;
  transition: transform 0.35s ease;
}

.service-card:hover {
  transform: translateY(-6px);
  border-color: rgba(59,130,246,0.5);
  box-shadow: 0 16px 40px rgba(0,0,0,0.35);
}

.service-card:hover::before {
  transform: scaleX(1);
}

.services-grid .service-card:nth-child(3n+1) { transition-delay: 0s; }
.services-grid .service-card:nth-child(3n+2) { transition-delay: 0.1s; }
.services-grid .service-card:nth-child(3n+3) { transition-delay: 0.2s; }

.service-card .icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-sm);
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 18px;
  color: var(--accent-3);
}

.service-card h3 { font-size: 1.1rem; }
.service-card p { font-size: 0.92rem; margin-bottom: 0; }

/* ---------------------------------------------------------------------- */
/* Portfolio grid                                                         */
/* ---------------------------------------------------------------------- */

.portfolio-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 18px;
}

@media (max-width: 900px) {
  .portfolio-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 560px) {
  .portfolio-grid { grid-template-columns: 1fr; }
}

.portfolio-item {
  position: relative;
  border-radius: var(--radius-md);
  overflow: hidden;
  aspect-ratio: 4 / 5;
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  transition: transform 0.3s ease, border-color 0.3s ease;
}

.portfolio-item:hover {
  border-color: rgba(59,130,246,0.5);
}

.portfolio-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.portfolio-item:hover img { transform: scale(1.08); }

.portfolio-grid .portfolio-item:nth-child(3n+1) { transition-delay: 0s; }
.portfolio-grid .portfolio-item:nth-child(3n+2) { transition-delay: 0.08s; }
.portfolio-grid .portfolio-item:nth-child(3n+3) { transition-delay: 0.16s; }

.portfolio-item .tag {
  position: absolute;
  left: 14px;
  bottom: 14px;
  padding: 6px 14px;
  border-radius: 999px;
  background: rgba(7,11,20,0.72);
  backdrop-filter: blur(6px);
  font-size: 0.78rem;
  font-weight: 600;
  border: 1px solid rgba(255,255,255,0.12);
  /* This pill always sits over a dark photo-style tile, in both themes, so
     its text stays fixed light rather than following --text (which flips to
     dark navy in light mode and becomes unreadable on this dark background). */
  color: #f3f6fb;
}

.portfolio-item::after {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(180deg, transparent 40%, rgba(0,0,0,0.65) 100%);
}

.portfolio-item .tag { z-index: 2; }

.portfolio-cta {
  text-align: center;
  margin-top: 44px;
}

/* ---------------------------------------------------------------------- */
/* Instagram section                                                      */
/* ---------------------------------------------------------------------- */

.instagram-section {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  border-bottom: 1px solid var(--border);
  text-align: center;
}

.instagram-handle {
  display: inline-flex;
  align-items: center;
  gap: 10px;
  padding: 10px 20px;
  border-radius: 999px;
  border: 1px solid var(--border);
  margin-bottom: 34px;
  font-weight: 600;
}

.instagram-embed-wrap {
  max-width: 900px;
  margin: 0 auto;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--border);
  background: var(--bg-elevated);
  min-height: 320px;
}

.instagram-embed-wrap iframe {
  width: 100%;
  border: none;
  display: block;
}

.instagram-fallback {
  padding: 60px 24px;
  color: var(--text-muted);
  font-size: 0.92rem;
}

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

.cta-banner {
  position: relative;
  overflow: hidden;
  border-radius: var(--radius-lg);
  margin: 0 24px;
  padding: 70px 40px;
  text-align: center;
  background: var(--cta-banner-bg);
  border: 1px solid rgba(59,130,246,0.3);
  transition: background 0.3s ease;
}

.cta-banner::before {
  content: '';
  position: absolute;
  inset: -40%;
  background: radial-gradient(circle at 30% 30%, rgba(59,130,246,0.25), transparent 60%),
              radial-gradient(circle at 75% 70%, rgba(34,211,238,0.2), transparent 55%);
  pointer-events: none;
}

.cta-banner h2 { font-size: clamp(1.7rem, 3.4vw, 2.4rem); position: relative; }
.cta-banner p { position: relative; max-width: 520px; margin: 0 auto 30px; }
.cta-banner .hero-cta-row { position: relative; }

@media (min-width: 900px) {
  .cta-banner-outer .container { max-width: 1180px; }
  .cta-banner { margin: 0; }
}

/* ---------------------------------------------------------------------- */
/* Page hero (interior pages)                                             */
/* ---------------------------------------------------------------------- */

.page-hero {
  padding: calc(var(--header-h) + 70px) 0 60px;
  text-align: center;
  background: radial-gradient(ellipse at 50% 0%, rgba(59,130,246,0.16), transparent 60%);
  border-bottom: 1px solid var(--border);
}

.page-hero h1 { font-size: clamp(2rem, 4.5vw, 3rem); }
.page-hero p { max-width: 600px; margin: 0 auto; font-size: 1.05rem; }

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

.contact-grid {
  display: grid;
  grid-template-columns: 0.85fr 1.15fr;
  gap: 48px;
  align-items: flex-start;
}

@media (max-width: 860px) {
  .contact-grid { grid-template-columns: 1fr; gap: 40px; }
}

.contact-info-card {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 34px;
}

.contact-info-card h3 { font-size: 1.2rem; }

.contact-row {
  display: flex;
  align-items: center;
  gap: 14px;
  padding: 16px 0;
  border-bottom: 1px solid var(--border);
}
.contact-row:last-child { border-bottom: none; }

.contact-row .icon {
  width: 42px;
  height: 42px;
  border-radius: 50%;
  background: var(--gradient-soft);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--accent-3);
  flex-shrink: 0;
}

.contact-row a, .contact-row span.value {
  font-weight: 600;
  word-break: break-word;
}

.contact-row small {
  display: block;
  color: var(--text-muted);
  font-size: 0.78rem;
  text-transform: uppercase;
  letter-spacing: 0.06em;
}

.contact-form {
  background: var(--bg-elevated);
  border: 1px solid var(--border);
  border-radius: var(--radius-lg);
  padding: 36px;
}

.form-row { margin-bottom: 20px; }
.form-row-split {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
@media (max-width: 520px) {
  .form-row-split { grid-template-columns: 1fr; }
}

label {
  display: block;
  font-size: 0.85rem;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--text-muted);
}

input, select, textarea {
  width: 100%;
  padding: 13px 16px;
  border-radius: var(--radius-sm);
  border: 1px solid var(--border);
  background: var(--bg-alt);
  color: var(--text);
  font-family: var(--font-body);
  font-size: 0.95rem;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

input:focus, select:focus, textarea:focus {
  outline: none;
  border-color: var(--accent-2);
  box-shadow: 0 0 0 3px rgba(34,211,238,0.15);
}

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

.form-note {
  font-size: 0.8rem;
  color: var(--text-muted);
  margin-top: 14px;
}

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

.legal-content {
  max-width: 780px;
  margin: 0 auto;
}

.legal-content h2 {
  margin-top: 2em;
  font-size: 1.3rem;
}

.legal-content p, .legal-content li { color: var(--text-muted); }
.legal-content .updated {
  color: var(--accent-3);
  font-size: 0.85rem;
  margin-bottom: 40px;
  display: block;
}

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

.site-footer {
  background: var(--bg-alt);
  border-top: 1px solid var(--border);
  padding: 70px 0 28px;
}

.footer-grid {
  display: grid;
  grid-template-columns: 1.4fr 1fr 1fr 1.1fr;
  gap: 40px;
  margin-bottom: 50px;
}

@media (max-width: 860px) {
  .footer-grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .footer-grid { grid-template-columns: 1fr; gap: 32px; }
}

.footer-brand .brand { margin-bottom: 14px; }
.footer-brand p { font-size: 0.9rem; max-width: 280px; }

.footer-social {
  display: flex;
  gap: 10px;
  margin-top: 16px;
}

.footer-social a {
  width: 38px;
  height: 38px;
  border-radius: 50%;
  border: 1px solid var(--border);
  display: flex;
  align-items: center;
  justify-content: center;
  transition: border-color 0.2s ease, color 0.2s ease, transform 0.2s ease;
  color: var(--text-muted);
}

.footer-social a:hover {
  border-color: var(--accent-2);
  color: var(--accent-3);
  transform: translateY(-3px);
}

.footer-col h4 {
  font-size: 0.82rem;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--text);
  margin-bottom: 18px;
}

.footer-col ul { list-style: none; margin: 0; padding: 0; }
.footer-col li { margin-bottom: 12px; }
.footer-col a {
  font-size: 0.92rem;
  color: var(--text-muted);
  transition: color 0.2s ease;
}
.footer-col a:hover { color: var(--accent-3); }

.footer-bottom {
  border-top: 1px solid var(--border);
  padding-top: 24px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 0.82rem;
  color: var(--text-muted);
}

.footer-bottom a { color: var(--text-muted); }
.footer-bottom a:hover { color: var(--accent-3); }

/* ---------------------------------------------------------------------- */
/* Reveal-on-scroll utility                                               */
/* ---------------------------------------------------------------------- */

.reveal {
  opacity: 0;
  transform: translateY(28px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}
.reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}

@media (prefers-reduced-motion: reduce) {
  .reveal { opacity: 1; transform: none; transition: none; }
}
