/* ============================================================
   SIDRA.CSS — Apple-inspired Design System for SidraStack
   Version: 1.0 | Author: SidraStack Team
   ============================================================ */

/* === CSS VARIABLES === */
:root {
  /* Text */
  --s-text:        #0F0F14;
  --s-text-2:      #6B7280;
  --s-text-3:      #9CA3AF;

  /* Backgrounds */
  --s-bg:          #ffffff;
  --s-bg-2:        #F4F4FB;
  --s-bg-dark:     #06060F;
  --s-bg-dark-2:   #0D0D17;
  --s-bg-card-dk:  #12121E;

  /* Brand — violet / indigo */
  --s-violet:      #7C3AED;
  --s-violet-h:    #6D28D9;
  --s-indigo:      #4F46E5;
  --s-indigo-h:    #4338CA;
  --s-cyan:        #06B6D4;

  /* Legacy aliases kept so existing references compile */
  --s-blue:        #7C3AED;
  --s-blue-h:      #6D28D9;

  /* Success */
  --s-green:       #10B981;
  --s-green-h:     #059669;

  /* Gradients */
  --s-grad:        linear-gradient(135deg, #7C3AED 0%, #4F46E5 100%);
  --s-grad-glow:   rgba(124, 58, 237, 0.35);

  /* Borders */
  --s-stroke:      rgba(0, 0, 0, 0.08);
  --s-stroke-dk:   rgba(255, 255, 255, 0.08);

  --s-font:        'Helvetica Neue', Helvetica, Arial, sans-serif;
  --s-nav-h:       44px;
  --s-max:         980px;
  --s-ease:        cubic-bezier(0.25, 0.46, 0.45, 0.94);
  --s-radius:      18px;
}

/* === BASE RESET (scoped to .sidra-page) === */
.sidra-page *, .sidra-page *::before, .sidra-page *::after,
.sidra-nav *, .sidra-nav *::before, .sidra-nav *::after {
  box-sizing: border-box;
  -webkit-tap-highlight-color: transparent;
}
.sidra-page { margin: 0; padding: 0; }
.sidra-page img   { max-width: 100%; display: block; }
.sidra-page ul    { list-style: none; margin: 0; padding: 0; }
.sidra-page a     { text-decoration: none; color: inherit; }
.sidra-page button { border: none; background: none; cursor: pointer; font: inherit; padding: 0; }

/* === GLOBAL PAGE === */
.sidra-page {
  font-family: var(--s-font);
  font-size: 17px;
  line-height: 1.47059;
  color: var(--s-text);
  background: var(--s-bg);
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
  overflow-x: hidden;
}

/* spacer for fixed nav */
.sidra-page .sidra-nav-spacer { height: var(--s-nav-h); }

/* ============================================================
   NAVIGATION
   ============================================================ */

.sidra-nav {
  position: fixed;
  top: 0; left: 0; right: 0;
  height: var(--s-nav-h);
  z-index: 9999;
  backdrop-filter: saturate(180%) blur(24px);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
  background: rgba(255, 255, 255, 0.92);
  border-bottom: 1px solid rgba(124, 58, 237, 0.1);
  transition: background 0.3s var(--s-ease);
}

.sidra-nav__inner {
  max-width: var(--s-max);
  margin: 0 auto;
  height: 100%;
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  align-items: center;
  padding: 0 22px;
}

/* Logo */
.sidra-nav__logo { display: flex; align-items: center; justify-content: flex-start; }
.sidra-nav__logo img { height: 18px; width: auto; filter: none; }

/* Center items */
.sidra-nav__list {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 0;
  list-style: none;
  margin: 0; padding: 0;
}
.sidra-nav__list > li > a,
.sidra-nav__list > li > button {
  display: flex;
  align-items: center;
  height: var(--s-nav-h);
  padding: 0 12px;
  font-size: 12px;
  font-weight: 400;
  color: rgba(29, 29, 31, 0.75);
  cursor: pointer;
  background: none;
  border: none;
  font-family: var(--s-font);
  letter-spacing: 0;
  transition: color 0.15s;
  white-space: nowrap;
  gap: 4px;
}
.sidra-nav__list > li > a:hover,
.sidra-nav__list > li > button:hover,
.sidra-nav__list > li.active > button { color: var(--s-text); }

/* Chevron icon for mega trigger */
.sidra-nav__chevron {
  font-size: 8px;
  transition: transform 0.2s;
  margin-left: 2px;
}
.sidra-nav__list > li.active .sidra-nav__chevron { transform: rotate(180deg); }

/* Right actions */
.sidra-nav__actions {
  display: flex;
  align-items: center;
  justify-content: flex-end;
  gap: 4px;
}
.sidra-nav__action {
  height: var(--s-nav-h);
  display: flex; align-items: center;
  padding: 0 8px;
  font-size: 12px;
  color: rgba(29, 29, 31, 0.75);
  transition: color 0.15s;
}
.sidra-nav__action:hover { color: var(--s-text); }

/* Mobile burger */
.sidra-nav__burger {
  display: none;
  flex-direction: column;
  gap: 5px;
  padding: 12px 0;
  height: var(--s-nav-h);
  justify-content: center;
  align-items: flex-end;
}
.sidra-nav__burger span {
  display: block;
  width: 20px;
  height: 1.5px;
  background: rgba(29, 29, 31, 0.7);
  border-radius: 2px;
  transition: all 0.3s var(--s-ease);
  transform-origin: right center;
}
.sidra-nav__burger.open span:nth-child(1) { transform: rotate(-45deg) translate(0, 0); width: 22px; }
.sidra-nav__burger.open span:nth-child(2) { opacity: 0; transform: scaleX(0); }
.sidra-nav__burger.open span:nth-child(3) { transform: rotate(45deg) translate(0, 0); width: 22px; }

/* ============================================================
   MEGA MENU
   ============================================================ */

/* Page scrim behind open mega menu — blurs content like apple.com */
.sidra-nav-backdrop {
  position: fixed;
  top: var(--s-nav-h);
  left: 0; right: 0; bottom: 0;
  z-index: 9997;
  background: rgba(0, 0, 0, 0.18);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.25s var(--s-ease), visibility 0.25s;
  pointer-events: none;
}
.sidra-nav-backdrop.open {
  opacity: 1;
  visibility: visible;
  pointer-events: auto;
}

.sidra-mega {
  position: fixed;
  top: var(--s-nav-h);
  left: 0; right: 0;
  z-index: 9998;
  background: rgba(255, 255, 255, 0.97);
  backdrop-filter: saturate(180%) blur(24px);
  -webkit-backdrop-filter: saturate(180%) blur(24px);
  border-bottom: 1px solid rgba(124, 58, 237, 0.08);
  opacity: 0;
  visibility: hidden;
  transform: translateY(-6px);
  transition: opacity 0.22s var(--s-ease), visibility 0.22s, transform 0.22s var(--s-ease);
  pointer-events: none;
}
.sidra-mega.open {
  opacity: 1;
  visibility: visible;
  transform: translateY(0);
  pointer-events: auto;
}

.sidra-mega__inner {
  max-width: var(--s-max);
  margin: 0 auto;
  padding: 28px 22px 32px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 40px;
}
.sidra-mega__inner.cols-4 { grid-template-columns: repeat(4, 1fr); }

.sidra-mega__col-head {
  font-size: 12px;
  font-weight: 500;
  color: var(--s-text-3);
  text-transform: uppercase;
  letter-spacing: 0.08em;
  margin-bottom: 14px;
  padding-bottom: 10px;
  border-bottom: 1px solid var(--s-stroke);
}

.sidra-mega__links { list-style: none; margin: 0; padding: 0; }
.sidra-mega__links li + li { margin-top: 2px; }
.sidra-mega__links a {
  display: flex;
  align-items: center;
  gap: 12px;
  padding: 8px 8px;
  border-radius: 10px;
  color: var(--s-text);
  transition: background 0.15s, color 0.15s;
}
.sidra-mega__links a:hover {
  background: var(--s-bg-2);
  color: var(--s-text);
}

.sidra-mega__icon {
  width: 36px; height: 36px;
  border-radius: 9px;
  background: rgba(124, 58, 237, 0.08);
  display: flex; align-items: center; justify-content: center;
  font-size: 15px;
  flex-shrink: 0;
}

.sidra-mega__text { display: flex; flex-direction: column; }
.sidra-mega__label {
  font-size: 14px;
  font-weight: 500;
  line-height: 1.3;
}
.sidra-mega__desc {
  font-size: 12px;
  color: var(--s-text-2);
  margin-top: 1px;
  line-height: 1.4;
}

/* ============================================================
   MOBILE NAV OVERLAY
   ============================================================ */

.sidra-mobile-nav {
  position: fixed;
  inset: 0;
  z-index: 9997;
  background: rgba(250, 250, 255, 0.98);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  padding-top: calc(var(--s-nav-h) + 20px);
  overflow-y: auto;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s, visibility 0.3s;
}
.sidra-mobile-nav.open {
  opacity: 1;
  visibility: visible;
}
.sidra-mobile-nav__inner { padding: 24px 28px 40px; }
.sidra-mobile-nav__list { list-style: none; margin: 0; padding: 0; }
.sidra-mobile-nav__list > li {
  border-bottom: 1px solid var(--s-stroke-dk);
}
.sidra-mobile-nav__list > li:last-child { border-bottom: none; }
.sidra-mobile-nav__list > li > a,
.sidra-mobile-nav__list > li > button {
  display: flex; align-items: center; justify-content: space-between;
  width: 100%; padding: 16px 0;
  font-size: 17px; font-weight: 500;
  color: rgba(255,255,255,0.9);
  background: none; border: none; cursor: pointer;
  font-family: var(--s-font);
}
.sidra-mobile-nav__sub {
  padding: 0 0 12px 0;
  display: flex; flex-direction: column; gap: 2px;
}
.sidra-mobile-nav__sub a {
  display: block; padding: 8px 0;
  font-size: 15px; color: rgba(255,255,255,0.65);
}
.sidra-mobile-nav__sub a:hover { color: rgba(255,255,255,0.9); }
.sidra-mobile-nav__actions {
  margin-top: 24px; display: flex; flex-direction: column; gap: 12px;
}
.sidra-mobile-nav__actions .sidra-btn { width: 100%; justify-content: center; }

/* ============================================================
   BUTTONS
   ============================================================ */

.sidra-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 10px 22px;
  border-radius: 980px;
  font-size: 17px;
  font-weight: 400;
  font-family: var(--s-font);
  cursor: pointer;
  border: none;
  transition: all 0.22s var(--s-ease);
  white-space: nowrap;
  text-decoration: none;
  line-height: 1.17648;
}
.sidra-btn--primary {
  background: var(--s-grad);
  color: #fff;
  box-shadow: 0 0 0 0 var(--s-grad-glow);
  transition: all 0.22s var(--s-ease);
}
.sidra-btn--primary:hover {
  background: linear-gradient(135deg, #6D28D9 0%, #4338CA 100%);
  box-shadow: 0 4px 20px var(--s-grad-glow);
  color: #fff;
  transform: translateY(-1px);
}

.sidra-btn--white {
  background: #fff;
  color: var(--s-text);
}
.sidra-btn--white:hover { background: rgba(255,255,255,0.9); color: var(--s-text); }

.sidra-btn--ghost-white {
  border: 1.5px solid rgba(255,255,255,0.5);
  color: #fff;
  background: transparent;
}
.sidra-btn--ghost-white:hover {
  border-color: #fff;
  background: rgba(255,255,255,0.08);
  color: #fff;
}

.sidra-btn--ghost {
  border: 1.5px solid rgba(0,0,0,0.25);
  color: var(--s-text);
  background: transparent;
}
.sidra-btn--ghost:hover { border-color: var(--s-text); }

.sidra-btn--green {
  background: var(--s-green);
  color: #fff;
}
.sidra-btn--green:hover { background: var(--s-green-h); color: #fff; }

.sidra-btn-sm { padding: 7px 16px; font-size: 14px; }
.sidra-btn-lg { padding: 16px 32px; font-size: 19px; }

/* Text link with arrow */
.sidra-link {
  display: inline-flex;
  align-items: center;
  gap: 4px;
  font-size: 17px;
  color: var(--s-violet);
  transition: gap 0.15s, color 0.15s;
}
.sidra-link:hover { gap: 8px; color: var(--s-indigo); }
.sidra-link--white { color: rgba(255,255,255,0.85); }
.sidra-link--white:hover { color: #fff; }

/* ============================================================
   SECTION LAYOUT
   ============================================================ */

.sidra-section {
  padding: 120px 0;
  overflow: hidden;
}
.sidra-section--sm  { padding: 80px 0; }
.sidra-section--xs  { padding: 52px 0; }
.sidra-section--dark    { background: var(--s-bg-dark);   color: #F8F8FF; }
.sidra-section--gray    { background: var(--s-bg-2); }
.sidra-section--darkgray{ background: var(--s-bg-dark-2); color: #F8F8FF; }

.sidra-container {
  max-width: var(--s-max);
  margin: 0 auto;
  padding: 0 22px;
}
.sidra-container--wide {
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 22px;
}

/* ============================================================
   HERO
   ============================================================ */

.sidra-hero {
  min-height: 100vh;
  background: linear-gradient(160deg, #FAFAFF 0%, #EEF0FF 45%, #F5F3FF 100%);
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  position: relative;
  overflow: hidden;
  padding: 120px 22px 80px;
}

/* Animated mesh gradient background */
.sidra-hero__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  background:
    radial-gradient(ellipse 80% 55% at 50% -10%, rgba(124, 58, 237, 0.14) 0%, transparent 65%),
    radial-gradient(ellipse 50% 45% at 90% 15%,  rgba(79,  70, 229, 0.09) 0%, transparent 55%),
    radial-gradient(ellipse 40% 40% at 5%  80%,  rgba(6,  182, 212, 0.06) 0%, transparent 55%);
  animation: heroGradient 9s ease-in-out infinite alternate;
}
@keyframes heroGradient {
  0%   { opacity: 0.7; }
  100% { opacity: 1; }
}

/* Subtle grid overlay */
.sidra-hero__grid {
  position: absolute;
  inset: 0;
  z-index: 0;
  background-image:
    linear-gradient(rgba(124,58,237,0.04) 1px, transparent 1px),
    linear-gradient(90deg, rgba(124,58,237,0.04) 1px, transparent 1px);
  background-size: 60px 60px;
  mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
  -webkit-mask-image: radial-gradient(ellipse at center, black 40%, transparent 80%);
}

.sidra-hero__content {
  position: relative;
  z-index: 1;
  max-width: 800px;
}

.sidra-hero__eyebrow {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  background: rgba(124,58,237,0.06);
  border: 1px solid rgba(124,58,237,0.14);
  border-radius: 980px;
  padding: 6px 16px;
  font-size: 13px;
  color: var(--s-text-2);
  margin-bottom: 28px;
  backdrop-filter: blur(10px);
}
.sidra-hero__eyebrow-badge {
  background: var(--s-grad);
  color: #fff;
  font-size: 11px;
  font-weight: 600;
  padding: 2px 8px;
  border-radius: 980px;
  letter-spacing: 0.04em;
  text-transform: uppercase;
}

.sidra-hero__h1 {
  font-size: clamp(48px, 7vw, 80px);
  font-weight: 700;
  line-height: 1.05;
  letter-spacing: -0.025em;
  color: var(--s-text);
  margin: 0 0 24px;
}
.sidra-hero__h1 span {
  background: linear-gradient(135deg, #A78BFA 0%, #818CF8 50%, #67E8F9 100%);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.sidra-hero__sub {
  font-size: clamp(17px, 2.2vw, 21px);
  font-weight: 400;
  line-height: 1.52;
  color: var(--s-text-2);
  max-width: 580px;
  margin: 0 auto 40px;
}

.sidra-hero__cta {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 16px;
  flex-wrap: wrap;
}

/* Hero bottom gradient fade */
.sidra-hero::after {
  content: '';
  position: absolute;
  bottom: 0; left: 0; right: 0;
  height: 120px;
  background: linear-gradient(to bottom, transparent, #F5F3FF);
  z-index: 1;
  pointer-events: none;
}

/* ============================================================
   BRAND STRIP
   ============================================================ */

.sidra-strip {
  background: linear-gradient(135deg, #F4F4FB 0%, #EEF0FF 100%);
  padding: 40px 0;
  border-bottom: 1px solid rgba(124, 58, 237, 0.08);
}
.sidra-strip__label {
  text-align: center;
  font-size: 12px;
  font-weight: 500;
  color: var(--s-text-3);
  text-transform: uppercase;
  letter-spacing: 0.1em;
  margin-bottom: 24px;
}
.sidra-strip__logos {
  display: flex;
  align-items: center;
  justify-content: center;
  gap: 40px;
  flex-wrap: wrap;
  padding: 0 22px;
}
.sidra-strip__logo {
  font-size: 18px;
  font-weight: 700;
  color: rgba(79, 70, 229, 0.25);
  letter-spacing: -0.02em;
  font-family: var(--s-font);
  transition: color 0.2s;
}
.sidra-strip__logo:hover { color: rgba(124, 58, 237, 0.55); }

/* ============================================================
   FEATURE BLOCK (Split layout, Apple-style)
   ============================================================ */

.sidra-block {
  padding: 120px 0;
}
.sidra-block--dark { background: var(--s-bg-dark); }
.sidra-block--light { background: var(--s-bg); }
.sidra-block--gray  { background: var(--s-bg-2); }

.sidra-block__inner {
  max-width: var(--s-max);
  margin: 0 auto;
  padding: 0 22px;
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 64px;
  align-items: center;
}
.sidra-block__inner.reverse { direction: rtl; }
.sidra-block__inner.reverse > * { direction: ltr; }

.sidra-block__eyebrow {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #A78BFA;
  margin-bottom: 12px;
}
.sidra-block--light .sidra-block__eyebrow,
.sidra-block--gray .sidra-block__eyebrow { color: var(--s-violet); }

.sidra-block__h2 {
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 700;
  line-height: 1.07;
  letter-spacing: -0.02em;
  margin: 0 0 20px;
}
.sidra-block--dark .sidra-block__h2 { color: #f5f5f7; }
.sidra-block--light .sidra-block__h2,
.sidra-block--gray .sidra-block__h2 { color: var(--s-text); }

.sidra-block__body {
  font-size: 17px;
  line-height: 1.58;
  margin-bottom: 28px;
}
.sidra-block--dark .sidra-block__body { color: rgba(255,255,255,0.6); }
.sidra-block--light .sidra-block__body,
.sidra-block--gray .sidra-block__body { color: var(--s-text-2); }

.sidra-block__features {
  list-style: none; margin: 0 0 32px; padding: 0;
  display: flex; flex-direction: column; gap: 10px;
}
.sidra-block__features li {
  display: flex;
  align-items: flex-start;
  gap: 10px;
  font-size: 15px;
}
.sidra-block--dark .sidra-block__features li { color: rgba(255,255,255,0.75); }
.sidra-block--light .sidra-block__features li,
.sidra-block--gray .sidra-block__features li { color: var(--s-text-2); }
.sidra-block__features li::before {
  content: '';
  display: block;
  width: 18px; height: 18px;
  border-radius: 50%;
  background: var(--s-green);
  flex-shrink: 0;
  margin-top: 2px;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 18 18' fill='none' xmlns='http://www.w3.org/2000/svg'%3E%3Ccircle cx='9' cy='9' r='9' fill='%2322c55e'/%3E%3Cpath d='M5 9l3 3 5-5' stroke='white' stroke-width='1.5' stroke-linecap='round' stroke-linejoin='round'/%3E%3C/svg%3E");
  background-size: cover;
}

/* Visual panel */
.sidra-block__visual {
  position: relative;
  border-radius: var(--s-radius);
  overflow: hidden;
}

/* Code block visual */
.sidra-code-card {
  background: #0d1117;
  border-radius: 14px;
  overflow: hidden;
  border: 1px solid rgba(255,255,255,0.08);
  box-shadow: 0 30px 60px rgba(0,0,0,0.4);
}
.sidra-code-card__bar {
  background: #161b22;
  padding: 12px 16px;
  display: flex;
  align-items: center;
  gap: 8px;
  border-bottom: 1px solid rgba(255,255,255,0.06);
}
.sidra-code-card__dot {
  width: 12px; height: 12px; border-radius: 50%;
}
.sidra-code-card__dot:nth-child(1) { background: #ff5f57; }
.sidra-code-card__dot:nth-child(2) { background: #febc2e; }
.sidra-code-card__dot:nth-child(3) { background: #28c840; }
.sidra-code-card__tab {
  margin-left: 12px;
  font-size: 12px;
  color: rgba(255,255,255,0.4);
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
}
.sidra-code-card__body {
  padding: 24px 20px;
  font-family: 'Helvetica Neue', Helvetica, Arial, sans-serif;
  font-size: 13px;
  line-height: 1.8;
  color: #e6edf3;
  overflow-x: auto;
}
.sidra-code-card__body .kw  { color: #ff7b72; }
.sidra-code-card__body .fn  { color: #d2a8ff; }
.sidra-code-card__body .str { color: #a5d6ff; }
.sidra-code-card__body .cm  { color: #8b949e; }
.sidra-code-card__body .num { color: #79c0ff; }
.sidra-code-card__body .obj { color: #ffa657; }
.sidra-code-card__body .ok  { color: #3fb950; }

/* Stat card visual */
.sidra-stat-grid {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 16px;
}
.sidra-stat-card {
  background: #fff;
  border: 1px solid var(--s-stroke);
  border-radius: 14px;
  padding: 24px;
  box-shadow: 0 2px 16px rgba(0,0,0,0.06);
  transition: transform 0.3s, box-shadow 0.3s;
}
.sidra-stat-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.1);
}
.sidra-stat-card__num {
  font-size: 40px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--s-text);
  line-height: 1;
  margin-bottom: 6px;
}
.sidra-stat-card__num span { color: var(--s-violet); }
.sidra-stat-card__label {
  font-size: 13px;
  color: var(--s-text-2);
  font-weight: 500;
}
.sidra-stat-card__sub {
  font-size: 12px;
  color: var(--s-text-3);
  margin-top: 2px;
}

/* ============================================================
   FEATURE GRID
   ============================================================ */

.sidra-grid-section { padding: 100px 0; }

.sidra-grid-section__header {
  text-align: center;
  max-width: 600px;
  margin: 0 auto 64px;
  padding: 0 22px;
}
.sidra-grid-section__eyebrow {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--s-violet);
  margin-bottom: 12px;
}
.sidra-grid-section--dark .sidra-grid-section__eyebrow { color: #A78BFA; }
.sidra-grid-section__h2 {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.08;
  color: var(--s-text);
  margin-bottom: 16px;
}
.sidra-grid-section--dark .sidra-grid-section__h2 { color: #f5f5f7; }
.sidra-grid-section__sub {
  font-size: 17px;
  color: var(--s-text-2);
  line-height: 1.52;
}
.sidra-grid-section--dark .sidra-grid-section__sub { color: rgba(255,255,255,0.6); }

.sidra-grid {
  max-width: var(--s-max);
  margin: 0 auto;
  padding: 0 22px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}

.sidra-card {
  background: var(--s-bg-2);
  border-radius: var(--s-radius);
  padding: 32px 28px 36px;
  position: relative;
  overflow: hidden;
  transition: transform 0.3s var(--s-ease), box-shadow 0.3s;
}
.sidra-card:hover {
  transform: translateY(-4px);
  box-shadow: 0 16px 40px rgba(0,0,0,0.08);
}
.sidra-card--dark {
  background: var(--s-bg-card-dk);
  border: 1px solid rgba(255,255,255,0.07);
}
.sidra-card--dark:hover {
  box-shadow: 0 16px 40px rgba(0,0,0,0.4);
}

.sidra-card__icon {
  width: 48px; height: 48px;
  border-radius: 12px;
  background: var(--s-grad);
  display: flex; align-items: center; justify-content: center;
  font-size: 22px;
  margin-bottom: 20px;
  box-shadow: 0 4px 16px rgba(124, 58, 237, 0.3);
}
.sidra-card--dark .sidra-card__icon { background: rgba(124, 58, 237, 0.2); box-shadow: none; }

.sidra-card__title {
  font-size: 19px;
  font-weight: 600;
  color: var(--s-text);
  margin-bottom: 8px;
  line-height: 1.3;
}
.sidra-card--dark .sidra-card__title { color: #f5f5f7; }

.sidra-card__body {
  font-size: 15px;
  color: var(--s-text-2);
  line-height: 1.6;
}
.sidra-card--dark .sidra-card__body { color: rgba(255,255,255,0.5); }

.sidra-card__tag {
  display: inline-block;
  margin-top: 18px;
  font-size: 12px;
  font-weight: 600;
  padding: 4px 10px;
  border-radius: 980px;
  background: rgba(124, 58, 237, 0.1);
  color: var(--s-violet);
}

/* ============================================================
   DEVELOPER SECTION
   ============================================================ */

.sidra-dev {
  padding: 100px 0;
  background: var(--s-bg-dark);
  overflow: hidden;
}
.sidra-dev__inner {
  max-width: var(--s-max);
  margin: 0 auto;
  padding: 0 22px;
}
.sidra-dev__header {
  text-align: center;
  margin-bottom: 56px;
}
.sidra-dev__eyebrow {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: #A78BFA;
  margin-bottom: 12px;
}
.sidra-dev__h2 {
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.02em;
  line-height: 1.07;
  color: #f5f5f7;
  margin-bottom: 16px;
}
.sidra-dev__sub {
  font-size: 17px;
  color: rgba(255,255,255,0.6);
}
.sidra-dev__layout {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: start;
}
.sidra-dev__sdks { margin-top: 32px; }
.sidra-dev__sdks-label {
  font-size: 12px;
  text-transform: uppercase;
  letter-spacing: 0.08em;
  color: rgba(255,255,255,0.4);
  margin-bottom: 16px;
}
.sidra-dev__sdk-list {
  display: flex; flex-wrap: wrap; gap: 10px;
  list-style: none; margin: 0; padding: 0;
}
.sidra-dev__sdk {
  display: flex;
  align-items: center;
  gap: 8px;
  background: rgba(255,255,255,0.06);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: 8px;
  padding: 8px 14px;
  font-size: 13px;
  color: rgba(255,255,255,0.75);
  transition: background 0.15s, color 0.15s;
}
.sidra-dev__sdk:hover {
  background: rgba(255,255,255,0.1);
  color: #fff;
}
.sidra-dev__features {
  list-style: none; margin: 32px 0 0; padding: 0;
  display: flex; flex-direction: column; gap: 16px;
}
.sidra-dev__feature {
  display: flex; gap: 14px; align-items: flex-start;
}
.sidra-dev__feature-icon {
  width: 36px; height: 36px;
  border-radius: 8px;
  background: rgba(255,255,255,0.06);
  display: flex; align-items: center; justify-content: center;
  font-size: 16px;
  flex-shrink: 0;
}
.sidra-dev__feature-text h4 {
  font-size: 15px;
  font-weight: 600;
  color: rgba(255,255,255,0.9);
  margin: 0 0 4px;
}
.sidra-dev__feature-text p {
  font-size: 13px;
  color: rgba(255,255,255,0.5);
  margin: 0;
  line-height: 1.5;
}

/* ============================================================
   PRICING
   ============================================================ */

.sidra-pricing {
  padding: 100px 0;
  background: var(--s-bg);
}
.sidra-pricing__header {
  text-align: center;
  margin-bottom: 56px;
  padding: 0 22px;
}
.sidra-pricing__eyebrow {
  font-size: 12px;
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.1em;
  color: var(--s-violet);
  margin-bottom: 12px;
}
.sidra-pricing__h2 {
  font-size: clamp(32px, 4.5vw, 52px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--s-text);
  margin-bottom: 12px;
}
.sidra-pricing__sub {
  font-size: 17px;
  color: var(--s-text-2);
}
.sidra-pricing__grid {
  max-width: var(--s-max);
  margin: 0 auto;
  padding: 0 22px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  align-items: start;
}
.sidra-plan {
  background: var(--s-bg-2);
  border-radius: var(--s-radius);
  padding: 40px 32px;
  border: 1.5px solid transparent;
  transition: transform 0.3s, box-shadow 0.3s, border-color 0.3s;
  position: relative;
}
.sidra-plan:hover {
  transform: translateY(-6px);
  box-shadow: 0 20px 50px rgba(0,0,0,0.1);
}
.sidra-plan--popular {
  background: var(--s-bg-dark-2);
  border-color: var(--s-violet);
  color: #F8F8FF;
  box-shadow: 0 8px 40px rgba(124, 58, 237, 0.25), inset 0 1px 0 rgba(167, 139, 250, 0.15);
}
.sidra-plan--popular:hover {
  box-shadow: 0 24px 64px rgba(124, 58, 237, 0.35), inset 0 1px 0 rgba(167, 139, 250, 0.2);
}
.sidra-plan__badge {
  position: absolute;
  top: -12px; left: 50%;
  transform: translateX(-50%);
  background: var(--s-grad);
  color: #fff;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.06em;
  text-transform: uppercase;
  padding: 4px 14px;
  border-radius: 980px;
  white-space: nowrap;
}
.sidra-plan__name {
  font-size: 19px;
  font-weight: 600;
  color: var(--s-text);
  margin-bottom: 8px;
}
.sidra-plan--popular .sidra-plan__name { color: #f5f5f7; }
.sidra-plan__desc {
  font-size: 14px;
  color: var(--s-text-2);
  margin-bottom: 24px;
  line-height: 1.5;
}
.sidra-plan--popular .sidra-plan__desc { color: rgba(255,255,255,0.55); }
.sidra-plan__price {
  display: flex;
  align-items: baseline;
  gap: 4px;
  margin-bottom: 24px;
}
.sidra-plan__currency {
  font-size: 21px;
  font-weight: 700;
  color: var(--s-text);
}
.sidra-plan--popular .sidra-plan__currency { color: #f5f5f7; }
.sidra-plan__amount {
  font-size: 52px;
  font-weight: 700;
  letter-spacing: -0.03em;
  color: var(--s-text);
  line-height: 1;
}
.sidra-plan--popular .sidra-plan__amount { color: #f5f5f7; }
.sidra-plan__per {
  font-size: 14px;
  color: var(--s-text-3);
  margin-left: 4px;
}
.sidra-plan--popular .sidra-plan__per { color: rgba(255,255,255,0.4); }
.sidra-plan__cta { width: 100%; justify-content: center; margin-bottom: 28px; }
.sidra-plan__divider {
  height: 1px;
  background: var(--s-stroke);
  margin-bottom: 24px;
}
.sidra-plan--popular .sidra-plan__divider { background: var(--s-stroke-dk); }
.sidra-plan__features {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column; gap: 10px;
}
.sidra-plan__feature {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 14px;
  color: var(--s-text-2);
}
.sidra-plan--popular .sidra-plan__feature { color: rgba(255,255,255,0.65); }
.sidra-plan__feature-check {
  color: var(--s-green);
  font-size: 13px;
  flex-shrink: 0;
}
.sidra-plan--popular .sidra-plan__feature-check { color: #34D399; }

/* ============================================================
   TESTIMONIALS
   ============================================================ */

.sidra-testimonials {
  padding: 100px 0;
  background: var(--s-bg-2);
}
.sidra-testimonials__header {
  text-align: center;
  margin-bottom: 56px;
  padding: 0 22px;
}
.sidra-testimonials__h2 {
  font-size: clamp(28px, 4vw, 48px);
  font-weight: 700;
  letter-spacing: -0.02em;
  color: var(--s-text);
}
.sidra-testimonials__grid {
  max-width: var(--s-max);
  margin: 0 auto;
  padding: 0 22px;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
.sidra-quote {
  background: #fff;
  border-radius: var(--s-radius);
  padding: 32px;
  border: 1px solid var(--s-stroke);
  transition: transform 0.3s, box-shadow 0.3s;
}
.sidra-quote:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 32px rgba(0,0,0,0.08);
}
.sidra-quote__stars {
  display: flex; gap: 3px; margin-bottom: 16px;
  color: #f5c518; font-size: 14px;
}
.sidra-quote__text {
  font-size: 15px;
  line-height: 1.6;
  color: var(--s-text);
  margin-bottom: 20px;
}
.sidra-quote__text::before { content: '\201C'; }
.sidra-quote__text::after  { content: '\201D'; }
.sidra-quote__author {
  display: flex;
  align-items: center;
  gap: 12px;
}
.sidra-quote__avatar {
  width: 40px; height: 40px;
  border-radius: 50%;
  background: linear-gradient(135deg, var(--s-violet), var(--s-cyan));
  display: flex; align-items: center; justify-content: center;
  font-size: 15px;
  font-weight: 700;
  color: #fff;
  flex-shrink: 0;
}
.sidra-quote__name {
  font-size: 14px;
  font-weight: 600;
  color: var(--s-text);
  margin-bottom: 2px;
}
.sidra-quote__role {
  font-size: 12px;
  color: var(--s-text-3);
}

/* ============================================================
   CTA BANNER
   ============================================================ */

.sidra-cta-banner {
  padding: 120px 22px;
  background: var(--s-bg-dark);
  text-align: center;
  position: relative;
  overflow: hidden;
}
.sidra-cta-banner__bg {
  position: absolute; inset: 0;
  background:
    radial-gradient(ellipse 80% 80% at 50% 50%,  rgba(124, 58, 237, 0.28) 0%, transparent 65%),
    radial-gradient(ellipse 50% 50% at 80% 20%,  rgba(79, 70, 229, 0.18) 0%, transparent 55%),
    radial-gradient(ellipse 40% 40% at 20% 80%,  rgba(6, 182, 212, 0.10) 0%, transparent 50%);
  pointer-events: none;
}
.sidra-cta-banner__content { position: relative; z-index: 1; max-width: 640px; margin: 0 auto; }
.sidra-cta-banner__h2 {
  font-size: clamp(36px, 5vw, 64px);
  font-weight: 700;
  letter-spacing: -0.025em;
  color: #f5f5f7;
  line-height: 1.06;
  margin-bottom: 16px;
}
.sidra-cta-banner__sub {
  font-size: 17px;
  color: rgba(255,255,255,0.6);
  margin-bottom: 36px;
}
.sidra-cta-banner__btns {
  display: flex; align-items: center; justify-content: center; gap: 16px; flex-wrap: wrap;
}
.sidra-cta-banner__note {
  margin-top: 16px;
  font-size: 13px;
  color: rgba(255,255,255,0.35);
}

/* ============================================================
   FOOTER
   ============================================================ */

.sidra-footer {
  background: #08070E;
  border-top: 1px solid rgba(124, 58, 237, 0.12);
  padding: 48px 0 0;
  font-size: 12px;
  color: var(--s-text-3);
}
.sidra-footer__inner {
  max-width: var(--s-max);
  margin: 0 auto;
  padding: 0 22px;
}
.sidra-footer__grid {
  display: grid;
  grid-template-columns: 1.6fr repeat(4, 1fr);
  gap: 32px;
  padding-bottom: 48px;
  border-bottom: 1px solid rgba(255,255,255,0.08);
}
.sidra-footer__brand img {
  height: 22px; margin-bottom: 14px;
  filter: brightness(0) invert(0.6);
}
.sidra-footer__tagline {
  font-size: 13px;
  color: rgba(255,255,255,0.35);
  line-height: 1.6;
  max-width: 220px;
  margin-bottom: 20px;
}
.sidra-footer__social {
  display: flex; gap: 12px; list-style: none; margin: 0; padding: 0;
}
.sidra-footer__social a {
  width: 32px; height: 32px;
  border-radius: 50%;
  background: rgba(255,255,255,0.07);
  display: flex; align-items: center; justify-content: center;
  color: rgba(255,255,255,0.5);
  font-size: 14px;
  transition: background 0.15s, color 0.15s;
}
.sidra-footer__social a:hover {
  background: rgba(255,255,255,0.12);
  color: rgba(255,255,255,0.85);
}
.sidra-footer__col-head {
  font-size: 12px;
  font-weight: 600;
  color: rgba(255,255,255,0.85);
  text-transform: uppercase;
  letter-spacing: 0.06em;
  margin-bottom: 14px;
}
.sidra-footer__links {
  list-style: none; margin: 0; padding: 0;
  display: flex; flex-direction: column; gap: 10px;
}
.sidra-footer__links a {
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  transition: color 0.15s;
}
.sidra-footer__links a:hover { color: rgba(255,255,255,0.85); }
.sidra-footer__bottom {
  padding: 24px 0;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
  font-size: 12px;
  color: rgba(255,255,255,0.25);
}
.sidra-footer__bottom-links {
  display: flex; gap: 20px; list-style: none; margin: 0; padding: 0;
}
.sidra-footer__bottom-links a {
  color: rgba(255,255,255,0.25);
  transition: color 0.15s;
}
.sidra-footer__bottom-links a:hover { color: rgba(255,255,255,0.55); }

/* ============================================================
   ANIMATIONS
   ============================================================ */

@keyframes heroGradient {
  0%   { opacity: 0.6; transform: scale(1); }
  100% { opacity: 1;   transform: scale(1.05); }
}

@keyframes fadeUp {
  from { opacity: 0; transform: translateY(24px); }
  to   { opacity: 1; transform: translateY(0); }
}

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

.sidra-fade-up {
  animation: fadeUp 0.6s var(--s-ease) both;
}
.sidra-fade-up--delay-1 { animation-delay: 0.1s; }
.sidra-fade-up--delay-2 { animation-delay: 0.2s; }
.sidra-fade-up--delay-3 { animation-delay: 0.3s; }

/* Intersection observer animations */
.sidra-reveal {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity 0.7s var(--s-ease), transform 0.7s var(--s-ease);
}
.sidra-reveal.visible {
  opacity: 1;
  transform: translateY(0);
}
.sidra-reveal-delay-1 { transition-delay: 0.1s; }
.sidra-reveal-delay-2 { transition-delay: 0.2s; }
.sidra-reveal-delay-3 { transition-delay: 0.3s; }
.sidra-reveal-delay-4 { transition-delay: 0.4s; }
.sidra-reveal-delay-5 { transition-delay: 0.5s; }

/* ============================================================
   RESPONSIVE
   ============================================================ */

@media (max-width: 1024px) {
  .sidra-footer__grid { grid-template-columns: 1fr 1fr 1fr; }
  .sidra-footer__brand { grid-column: 1 / -1; }
}

@media (max-width: 768px) {
  :root { --s-max: 100%; }

  .sidra-nav__list { display: none; }
  .sidra-nav__actions { display: none; }
  .sidra-nav__burger { display: flex; }
  .sidra-nav__inner { grid-template-columns: 1fr 1fr; }

  .sidra-section { padding: 80px 0; }
  .sidra-section--sm { padding: 56px 0; }

  .sidra-block__inner,
  .sidra-block__inner.reverse {
    grid-template-columns: 1fr;
    direction: ltr;
    gap: 40px;
  }

  .sidra-dev__layout { grid-template-columns: 1fr; }

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

  .sidra-pricing__grid { grid-template-columns: 1fr; max-width: 400px; }

  .sidra-testimonials__grid { grid-template-columns: 1fr; max-width: 480px; margin: 0 auto; }

  .sidra-footer__grid {
    grid-template-columns: 1fr 1fr;
    gap: 28px;
  }
  .sidra-footer__brand { grid-column: 1 / -1; }
  .sidra-footer__bottom { flex-direction: column; align-items: flex-start; }

  .sidra-hero { padding: 100px 22px 60px; }

  .sidra-strip__logos { gap: 24px; }

  .sidra-stat-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .sidra-grid { grid-template-columns: 1fr; }
  .sidra-hero__cta { flex-direction: column; align-items: center; }
  .sidra-btn { font-size: 15px; }
  .sidra-footer__grid { grid-template-columns: 1fr; }
  .sidra-footer__bottom-links { flex-wrap: wrap; gap: 12px; }
}