/* ═══════════════════════════════════════════════════════
   JetCi Landing — Base Reset & Global Styles (RTL)
   ═══════════════════════════════════════════════════════ */

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

html {
  direction: rtl;
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
  text-rendering: optimizeLegibility;
  -webkit-font-smoothing: antialiased;
}

body {
  font-family: var(--font-family);
  font-size: var(--font-size-base);
  line-height: var(--line-height-normal);
  color: var(--text-primary);
  background-color: var(--bg-page);
  overflow-x: hidden;
}

/* ─── Typography Base ─── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-family);
  font-weight: var(--font-weight-bold);
  line-height: var(--line-height-tight);
  color: var(--text-primary);
}

h1 { font-size: clamp(2rem, 5vw, var(--font-size-6xl)); }
h2 { font-size: clamp(1.6rem, 4vw, var(--font-size-5xl)); }
h3 { font-size: clamp(1.25rem, 3vw, var(--font-size-3xl)); }
h4 { font-size: var(--font-size-2xl); }
h5 { font-size: var(--font-size-xl); }
h6 { font-size: var(--font-size-lg); }

p {
  color: var(--text-secondary);
  line-height: var(--line-height-relaxed);
}

a {
  color: var(--brand-primary);
  text-decoration: none;
  transition: color var(--transition-base);
}

a:hover { color: var(--brand-primary-h); }

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

ul, ol { list-style: none; }

button {
  cursor: pointer;
  border: none;
  background: none;
  font-family: var(--font-family);
}

input, textarea, select {
  font-family: var(--font-family);
  direction: rtl;
}

/* ─── Container ─── */
.container {
  width: 100%;
  max-width: var(--container-max);
  margin-inline: auto;
  padding-inline: var(--container-pad);
}

/* ─── Section Base ─── */
section {
  padding-block: var(--section-padding);
}

/* ─── Scroll Padding ─── */
:target { scroll-margin-top: calc(var(--navbar-height) + 1rem); }

/* ─── Selection ─── */
::selection {
  background-color: var(--brand-primary);
  color: white;
}

/* ─── Scrollbar ─── */
::-webkit-scrollbar { width: 6px; height: 6px; }
::-webkit-scrollbar-track { background: var(--gray-100); }
::-webkit-scrollbar-thumb { background: var(--brand-primary); border-radius: 999px; }
::-webkit-scrollbar-thumb:hover { background: var(--brand-primary-h); }

/* ─── Focus ─── */
:focus-visible {
  outline: 2px solid var(--brand-primary);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ─── Screen Reader ─── */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border-width: 0;
}

/* ─── Utilities ─── */
.text-center { text-align: center; }
.text-right  { text-align: right; }
.text-left   { text-align: left; }
.text-brand  { color: var(--brand-primary); }
.text-muted  { color: var(--text-muted); }
.fw-bold     { font-weight: var(--font-weight-bold); }
.fw-semi     { font-weight: var(--font-weight-semi); }

.d-flex   { display: flex; }
.d-grid   { display: grid; }
.d-none   { display: none; }
.d-block  { display: block; }

.align-center   { align-items: center; }
.justify-center { justify-content: center; }
.justify-between{ justify-content: space-between; }
.flex-col       { flex-direction: column; }
.gap-1 { gap: var(--space-1); }
.gap-2 { gap: var(--space-2); }
.gap-3 { gap: var(--space-3); }
.gap-4 { gap: var(--space-4); }
.gap-6 { gap: var(--space-6); }
.gap-8 { gap: var(--space-8); }

.w-full  { width: 100%; }
.h-full  { height: 100%; }

/* ─── Gradient Text ─── */
.gradient-text {
  background: var(--gradient-text);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

/* ─── Glass Effect ─── */
.glass {
  background: var(--bg-glass);
  backdrop-filter: blur(16px);
  -webkit-backdrop-filter: blur(16px);
  border: 1px solid rgba(255, 255, 255, 0.6);
}

/* ─── Animate on scroll ─── */
[data-aos] {
  opacity: 0;
  transform: translateY(30px);
  transition: opacity var(--transition-slow), transform var(--transition-slow);
}

[data-aos].aos-animate {
  opacity: 1;
  transform: translateY(0);
}

[data-aos="fade-right"].aos-animate  { transform: translateX(0); }
[data-aos="fade-right"]              { transform: translateX(40px); }
[data-aos="fade-left"]               { transform: translateX(-40px); }
[data-aos="fade-left"].aos-animate   { transform: translateX(0); }
[data-aos="zoom-in"]                 { transform: scale(0.85); }
[data-aos="zoom-in"].aos-animate     { transform: scale(1); }

/* Delay classes */
.delay-100 { transition-delay: 100ms; }
.delay-200 { transition-delay: 200ms; }
.delay-300 { transition-delay: 300ms; }
.delay-400 { transition-delay: 400ms; }
.delay-500 { transition-delay: 500ms; }

/* ─── Section Label ─── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: var(--space-2);
  font-size: var(--font-size-sm);
  font-weight: var(--font-weight-semi);
  color: var(--brand-primary);
  background: var(--brand-light);
  padding: var(--space-2) var(--space-4);
  border-radius: var(--border-radius-full);
  margin-bottom: var(--space-4);
  letter-spacing: 0.02em;
}

.section-label::before {
  content: '';
  display: block;
  width: 8px;
  height: 8px;
  background: var(--brand-primary);
  border-radius: 50%;
}

/* ─── Section Header ─── */
.section-header {
  text-align: center;
  margin-bottom: clamp(2.5rem, 5vw, 4rem);
}

.section-header h2 {
  margin-bottom: var(--space-4);
}

.section-header p {
  max-width: 55ch;
  margin-inline: auto;
  font-size: var(--font-size-lg);
}

/* ─── Divider ─── */
.divider {
  width: 60px;
  height: 4px;
  background: var(--gradient-brand);
  border-radius: var(--border-radius-full);
  margin: var(--space-4) auto;
}

/* ─── Page Transition ─── */
body {
  animation: pageIn 0.4s ease forwards;
}

@keyframes pageIn {
  from { opacity: 0; transform: translateY(8px); }
  to   { opacity: 1; transform: translateY(0); }
}