/* ============================================================
   CodeLoop — Global Styles
   Design tokens, reset, typography, layout utilities
   ============================================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Syne:wght@400;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

/* ── CSS Custom Properties (Design Tokens) ── */
:root {
  /* Colors */
  --clr-bg:         #1A1035;
  --clr-bg-dark:    #110B28;
  --clr-bg-card:    #221645;
  --clr-bg-light:   #FAF6F0;
  --clr-coral:      #FF7A59;
  --clr-pink:       #FF2D9E;
  --clr-white:      #FFFFFF;
  --clr-text-muted: #C8B6D4;
  --clr-border:     rgba(255,255,255,0.08);
  --clr-border-glow:rgba(255,122,89,0.4);

  /* Gradients */
  --grad-primary:   linear-gradient(135deg, #FF7A59 0%, #FF2D9E 100%);
  --grad-primary-r: linear-gradient(135deg, #FF2D9E 0%, #FF7A59 100%);
  --grad-bg:        linear-gradient(135deg, #1A1035 0%, #0E0B22 100%);
  --grad-glow:      radial-gradient(ellipse at center, rgba(255,122,89,0.15) 0%, transparent 70%);

  /* Typography */
  --font-heading: 'Syne', sans-serif;
  --font-body:    'Inter', sans-serif;

  /* Font sizes (fluid with clamp) */
  --fs-xs:    clamp(0.75rem, 1.5vw, 0.875rem);
  --fs-sm:    clamp(0.875rem, 2vw, 1rem);
  --fs-base:  clamp(1rem, 2vw, 1.125rem);
  --fs-md:    clamp(1.125rem, 2.5vw, 1.375rem);
  --fs-lg:    clamp(1.375rem, 3vw, 1.75rem);
  --fs-xl:    clamp(1.75rem, 4vw, 2.5rem);
  --fs-2xl:   clamp(2.25rem, 5vw, 3.5rem);
  --fs-3xl:   clamp(3rem, 7vw, 5rem);
  --fs-hero:  clamp(2.25rem, 5vw, 4.5rem);

  /* Spacing */
  --sp-xs:   0.5rem;
  --sp-sm:   1.25rem;
  --sp-md:   2rem;
  --sp-lg:   3.5rem;
  --sp-xl:   5rem;
  --sp-2xl:  8rem;
  --sp-3xl:  10rem;

  /* Layout */
  --max-width:     1440px;
  --nav-height:    72px;
  --radius-sm:     8px;
  --radius-md:     16px;
  --radius-lg:     24px;
  --radius-full:   9999px;

  /* Transitions */
  --ease-out:   cubic-bezier(0.2, 1, 0.2, 1);
  --ease-in:    cubic-bezier(0.4, 0, 1, 1);
  --dur-fast:   0.15s;
  --dur-base:   0.3s;
  --dur-slow:   0.5s;

  /* Shadows */
  --shadow-sm:   0 2px 12px rgba(0,0,0,0.2);
  --shadow-md:   0 8px 32px rgba(0,0,0,0.3);
  --shadow-lg:   0 20px 60px rgba(0,0,0,0.4);
  --shadow-glow: 0 0 40px rgba(255,122,89,0.25);
  --shadow-pink: 0 0 40px rgba(255,45,158,0.2);

  /* Glassmorphism */
  --glass-bg:      rgba(26, 16, 53, 0.5);
  --glass-border:  rgba(255, 255, 255, 0.06);
  --glass-blur:    16px;
  --glass-shadow:  0 12px 40px rgba(0, 0, 0, 0.3);
}

/* ── Reset & Base ── */
*, *::before, *::after {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

html {
  scroll-behavior: smooth;
  font-size: 16px;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: var(--fs-base);
  font-weight: 400;
  line-height: 1.7;
  color: var(--clr-white);
  background-color: var(--clr-bg);
  background-image: var(--grad-bg);
  overflow-x: hidden;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

@media (pointer: fine) {
  * {
    cursor: none !important;
  }
}

/* ── Doodle Background Pattern ── */
#doodle-container {
  position: fixed;
  inset: 0;
  pointer-events: none;
  z-index: 0;
  overflow: hidden;
}
.doodle {
  position: absolute;
  background-image: url('../assets/images/blob.png');
  background-size: contain;
  background-repeat: no-repeat;
  background-position: center;
  pointer-events: none;
}

/* ── Scrollbar ── */
::-webkit-scrollbar { width: 6px; }
::-webkit-scrollbar-track { background: var(--clr-bg-dark); }
::-webkit-scrollbar-thumb {
  background: var(--grad-primary);
  border-radius: var(--radius-full);
}

/* ── Typography ── */
h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.15;
  letter-spacing: -0.02em;
  color: var(--clr-white);
}

h1 { font-size: var(--fs-hero); font-weight: 800; }
h2 { font-size: var(--fs-2xl); font-weight: 700; }
h3 { font-size: var(--fs-xl);  font-weight: 700; }
h4 { font-size: var(--fs-lg);  font-weight: 600; }
h5 { font-size: var(--fs-md);  font-weight: 600; }
h6 { font-size: var(--fs-base); font-weight: 600; }

p { color: var(--clr-text-muted); line-height: 1.8; }

a {
  color: inherit;
  text-decoration: none;
  transition: color var(--dur-fast) var(--ease-out);
}

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

ul, ol { list-style: none; }

button, input, textarea, select {
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  border: none;
  outline: none;
  background: none;
}

button { cursor: pointer; }

/* ── Layout Containers ── */
.logo-image {
  height: auto;
  max-height: 216px;
  width: auto;
  max-width: 600px;
  object-fit: contain;
}

.container {
  width: 100%;
  max-width: var(--max-width);
  margin-inline: auto;
  padding-inline: clamp(1.25rem, 5vw, 3rem);
}

.section {
  padding-block: var(--sp-3xl);
  position: relative;
  overflow: hidden;
}

.section--light {
  background-color: var(--clr-bg-light);
}

.section--light h2,
.section--light h3,
.section--light h4 {
  color: var(--clr-bg);
}

.section--light p {
  color: #4A3B6B;
}

/* ── Section Labels ── */
.section-label {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-body);
  font-size: var(--fs-xs);
  font-weight: 600;
  text-transform: uppercase;
  letter-spacing: 0.12em;
  color: var(--clr-coral);
  margin-bottom: var(--sp-sm);
}

.section-label::before {
  content: '';
  display: block;
  width: 24px;
  height: 2px;
  background: var(--grad-primary);
  border-radius: var(--radius-full);
}

/* ── Section Headings ── */
.section-heading {
  margin-bottom: var(--sp-sm);
}

.section-heading span {
  background: var(--grad-primary);
  -webkit-background-clip: text;
  -webkit-text-fill-color: transparent;
  background-clip: text;
}

.section-subtext {
  font-size: var(--fs-md);
  max-width: 600px;
  color: var(--clr-text-muted);
  margin-bottom: var(--sp-xl);
}

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

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.875rem 2rem;
  border-radius: var(--radius-full);
  border: none;
  outline: none;
  font-family: var(--font-body);
  font-size: var(--fs-sm);
  font-weight: 600;
  letter-spacing: 0.02em;
  white-space: nowrap;
  cursor: pointer;
  position: relative;
  overflow: hidden;
  transition: transform var(--dur-fast) var(--ease-out),
              box-shadow var(--dur-fast) var(--ease-out);
  text-decoration: none;
}

.btn-primary {
  background: var(--grad-primary);
  color: var(--clr-white);
  box-shadow: 0 4px 20px rgba(255,122,89,0.35);
}

.btn-primary::after {
  content: '';
  position: absolute;
  inset: 0;
  background: var(--grad-primary-r);
  opacity: 0;
  transition: opacity var(--dur-base) var(--ease-out);
  border-radius: inherit;
}

.btn-primary:hover::after { opacity: 1; }
.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(255,122,89,0.5);
}
.btn-primary:active { transform: translateY(0); }

.btn-ghost {
  background: transparent;
  color: var(--clr-white);
  border: 1.5px solid rgba(255,255,255,0.2);
}

.btn-ghost:hover {
  border-color: var(--clr-coral);
  color: var(--clr-coral);
  transform: translateY(-2px);
  box-shadow: 0 8px 32px rgba(255,122,89,0.15);
}

.btn span { position: relative; z-index: 1; }

.btn-icon {
  width: 20px;
  height: 20px;
  position: relative;
  z-index: 1;
  transition: transform var(--dur-fast) var(--ease-out);
}

.btn:hover .btn-icon { transform: translateX(4px); }

/* ── Grid Utilities ── */
.grid-2 { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--sp-lg); }
.grid-3 { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--sp-lg); }
.grid-4 { display: grid; grid-template-columns: repeat(4, 1fr); gap: var(--sp-lg); }

/* ── Flex Utilities ── */
.flex { display: flex; }
.flex-center { display: flex; align-items: center; justify-content: center; }
.flex-between { display: flex; align-items: center; justify-content: space-between; }
.flex-col { display: flex; flex-direction: column; }

/* ── Decorative Gradient Line ── */
.gradient-line {
  width: 60px;
  height: 3px;
  background: var(--grad-primary);
  border-radius: var(--radius-full);
  margin-bottom: var(--sp-md);
}

/* ── Noise Overlay (subtle texture) ── */
body::before {
  content: '';
  position: fixed;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.03'/%3E%3C/svg%3E");
  pointer-events: none;
  z-index: 0;
  opacity: 0.4;
}

/* ── Focus Styles (Accessibility) ── */
:focus-visible {
  outline: 2px solid var(--clr-coral);
  outline-offset: 3px;
  border-radius: 4px;
}

/* ── Reduced Motion ── */
@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
    scroll-behavior: auto !important;
  }
}

/* ── Responsive Breakpoints ── */
@media (max-width: 1024px) {
  .grid-4 { grid-template-columns: repeat(2, 1fr); }
  .grid-3 { grid-template-columns: repeat(2, 1fr); }
}

@media (max-width: 768px) {
  .section { padding-block: var(--sp-2xl); }
  .grid-2, .grid-3, .grid-4 { grid-template-columns: 1fr; }
  .section-subtext { font-size: var(--fs-base); max-width: 100%; }
  /* Prevent any flex child from overflowing */
  .flex-between { flex-wrap: wrap; gap: 1rem; }
}

@media (max-width: 480px) {
  .section { padding-block: var(--sp-xl); }
  /* Ensure all images never overflow */
  img { max-width: 100%; height: auto; }
}

/* ── Selection Color ── */
::selection {
  background: var(--clr-coral);
  color: var(--clr-white);
}


/* ══════════════════════════════════════════
   BACKGROUND ORBS (GLASSMORPHISM)
══════════════════════════════════════════ */
.bg-orb {
  position: fixed;
  border-radius: 50%;
  filter: blur(120px);
  z-index: -1;
  pointer-events: none;
  opacity: 0.5;
}
.bg-orb-1 {
  width: 50vw;
  height: 50vw;
  background: var(--clr-coral);
  top: -10vw;
  left: -20vw;
}
.bg-orb-2 {
  width: 40vw;
  height: 40vw;
  background: var(--clr-pink);
  bottom: -10vw;
  right: -10vw;
}
.bg-orb-3 {
  width: 30vw;
  height: 30vw;
  background: #3B28CC; /* Purple */
  top: 40%;
  left: 40%;
}

/* ══════════════════════════════════════════
   RTL MODE (Arabic, Urdu) Text-Only
══════════════════════════════════════════ */
body.rtl-mode .lang-rtl-text {
  direction: rtl;
  text-align: right;
}

body.rtl-mode input.lang-rtl-text,
body.rtl-mode textarea.lang-rtl-text,
body.rtl-mode select.lang-rtl-text {
  text-align: right;
  direction: rtl;
}

body.rtl-mode .dropdown-item, 
body.rtl-mode .dropdown-label {
  text-align: right;
}

body.rtl-mode .hero__badge {
  padding: 0.375rem 0.625rem 0.375rem 1rem;
}

body.rtl-mode .about__remote {
  border-left: none;
  border-right: 3px solid var(--clr-coral);
}

body.rtl-mode .chatbot-window {
  left: 2rem;
  right: auto;
}

@media (max-width: 480px) {
  body.rtl-mode .chatbot-window {
    left: 1rem;
    right: auto;
  }
}