/* ==========================================================================
   Kasol (كسول) - Pre-launch Teaser Landing Page Styles
   Mobile-First, Pure CSS, WCAG AA Compliant, RTL-Ready
   ========================================================================== */

:root {
  /* Brand Color Palette */
  --color-primary: #FFD600;
  --color-primary-pressed: #E6C000;
  --color-primary-light: #FFF6C2;
  --color-yellow-text: #8C6D00; /* Only for yellow text on white */
  --color-ink: #1E1E1E;
  --color-cream: #FFF8EC;
  --color-bg: #FAFAF7;
  --color-surface: #FFFFFF;
  --color-text-secondary: #525252;
  --color-border: #ECECEC;
  --color-border-dark: #2F2F2F;
  --color-success: #16A34A;
  --color-success-bg: #DCFCE7;
  --color-error: #E53935;
  --color-error-bg: #FEE2E2;

  /* Typography */
  --font-heading: "Baloo Bhaijaan 2", system-ui, -apple-system, sans-serif;
  --font-body: "IBM Plex Sans Arabic", system-ui, -apple-system, sans-serif;

  /* Spacing */
  --radius-sm: 14px;
  --radius-md: 20px;
  --radius-lg: 28px;
  --radius-pill: 9999px;

  /* Shadows */
  --shadow-sm: 0 2px 8px rgba(0, 0, 0, 0.04);
  --shadow-md: 0 6px 20px rgba(0, 0, 0, 0.08);
  --shadow-lg: 0 12px 32px rgba(0, 0, 0, 0.12);
  --shadow-yellow: 0 8px 24px rgba(255, 214, 0, 0.35);

  /* Transitions */
  --transition-fast: 0.18s ease-in-out;
  --transition-base: 0.28s ease-in-out;
}

/* ==========================================================================
   Reset & Base Setup
   ========================================================================== */

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

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

body {
  font-family: var(--font-body);
  font-size: 1rem;
  line-height: 1.6;
  color: var(--color-ink);
  background-color: var(--color-bg);
  text-align: start;
  overflow-x: hidden;
  min-height: 100vh;
}

/* Accessible hidden element for screen readers */
.sr-only {
  position: absolute;
  width: 1px;
  height: 1px;
  padding: 0;
  margin: -1px;
  overflow: hidden;
  clip: rect(0, 0, 0, 0);
  white-space: nowrap;
  border: 0;
}

/* Focus styles meeting accessibility standards */
:focus-visible {
  outline: 2px solid var(--color-ink);
  outline-offset: 3px;
}

/* Layout container */
.container {
  width: 100%;
  max-width: 1200px;
  margin-inline: auto;
  padding-inline: 1.25rem;
}

/* Images */
img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* Typography Helpers */
h1, h2, h3, h4 {
  font-family: var(--font-heading);
  font-weight: 700;
  line-height: 1.25;
  color: var(--color-ink);
}

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

/* ==========================================================================
   Buttons
   ========================================================================== */

.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.625rem;
  min-height: 52px;
  padding-inline: 1.75rem;
  padding-block: 0.75rem;
  border-radius: var(--radius-sm);
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
  cursor: pointer;
  border: 2px solid transparent;
  transition: transform var(--transition-fast), background-color var(--transition-fast), border-color var(--transition-fast), box-shadow var(--transition-fast);
  text-align: center;
  user-select: none;
}

.btn:active {
  transform: scale(0.98);
}

.btn-primary-submit {
  background-color: var(--color-ink);
  color: var(--color-primary);
  width: 100%;
  box-shadow: 0 4px 14px rgba(30, 30, 30, 0.2);
}

.btn-primary-submit:hover {
  background-color: #000000;
  box-shadow: 0 6px 18px rgba(30, 30, 30, 0.3);
}

.btn-ghost-header {
  min-height: 42px;
  padding-inline: 1.125rem;
  padding-block: 0.375rem;
  font-size: 0.938rem;
  font-weight: 600;
  font-family: var(--font-body);
  border: 1.5px solid rgba(30, 30, 30, 0.2);
  border-radius: var(--radius-pill);
  background: transparent;
  color: var(--color-ink);
}

.btn-ghost-header:hover {
  border-color: var(--color-ink);
  background-color: rgba(30, 30, 30, 0.05);
}

.btn-partner-merchant {
  background-color: var(--color-primary);
  color: var(--color-ink);
  width: 100%;
}

.btn-partner-merchant:hover {
  background-color: var(--color-primary-pressed);
}

.btn-partner-merchant:focus-visible {
  outline-color: var(--color-primary);
}

.btn-partner-driver {
  background-color: var(--color-ink);
  color: var(--color-primary);
  width: 100%;
}

.btn-partner-driver:hover {
  background-color: #000000;
}

/* ==========================================================================
   Header (Section 1)
   ========================================================================== */

.site-header {
  background-color: var(--color-primary);
  padding-block: 1rem;
  position: relative;
  z-index: 10;
  border-block-end: 1px solid rgba(30, 30, 30, 0.08);
}

.header-container {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
}

.header-logo-link {
  display: flex;
  align-items: center;
}

.header-logo {
  height: 48px;
  width: auto;
  object-fit: contain;
}

/* ==========================================================================
   Hero Section (Section 2)
   ========================================================================== */

.hero-section {
  background-color: var(--color-primary);
  padding-block-start: 1.5rem;
  padding-block-end: 3.5rem;
  position: relative;
  overflow: hidden;
}

.hero-grid {
  display: flex;
  flex-direction: column;
  gap: 2.5rem;
}

.hero-content {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
}

.hero-badge {
  display: inline-flex;
  align-items: center;
  gap: 0.5rem;
  background-color: var(--color-ink);
  color: var(--color-primary);
  font-family: var(--font-body);
  font-size: 0.875rem;
  font-weight: 600;
  padding-inline: 1rem;
  padding-block: 0.375rem;
  border-radius: var(--radius-pill);
  margin-block-end: 1rem;
}

.hero-badge::before {
  content: "";
  display: inline-block;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background-color: var(--color-primary);
}

.hero-title {
  font-size: clamp(2.125rem, 6vw, 3.5rem);
  font-weight: 800;
  color: var(--color-ink);
  margin-block-end: 1rem;
  line-height: 1.2;
}

.hero-sub {
  font-size: clamp(1rem, 2.5vw, 1.25rem);
  color: var(--color-ink);
  margin-block-end: 2rem;
  max-width: 580px;
  line-height: 1.65;
  font-weight: 500;
}

/* Sloth Visual */
.hero-visual {
  display: flex;
  align-items: center;
  justify-content: center;
  padding-block: 1rem;
}

.hero-sloth-wrapper {
  position: relative;
  width: 100%;
  max-width: 380px;
  aspect-ratio: 1 / 1;
  display: flex;
  align-items: center;
  justify-content: center;
}

.hero-sloth-img {
  width: 100%;
  height: auto;
  max-width: 360px;
  filter: drop-shadow(0 16px 32px rgba(30, 30, 30, 0.15));
  animation: gentleFloat 5s ease-in-out infinite;
  transform-origin: center center;
}

@keyframes gentleFloat {
  0%, 100% {
    transform: translateY(0);
  }
  50% {
    transform: translateY(-16px);
  }
}

@media (prefers-reduced-motion: reduce) {
  .hero-sloth-img {
    animation: none;
  }
}

/* ==========================================================================
   Hero Signup Form
   ========================================================================== */

.hero-form-card {
  background-color: var(--color-surface);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  width: 100%;
  max-width: 540px;
  box-shadow: var(--shadow-lg);
  border: 1px solid rgba(30, 30, 30, 0.08);
}

.form-group {
  margin-block-end: 1.25rem;
}

.form-label {
  display: block;
  font-family: var(--font-heading);
  font-size: 1.063rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-block-end: 0.5rem;
}

/* Role Selector (Pills) */
.role-fieldset {
  border: none;
  padding: 0;
  margin: 0 0 1.25rem 0;
}

.role-legend {
  font-family: var(--font-heading);
  font-size: 1.063rem;
  font-weight: 700;
  color: var(--color-ink);
  margin-block-end: 0.625rem;
}

.role-pills {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 0.5rem;
}

.role-pill-label {
  display: flex;
  align-items: center;
  justify-content: center;
  min-height: 48px;
  padding-inline: 0.5rem;
  padding-block: 0.5rem;
  background-color: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-pill);
  font-size: 0.938rem;
  font-weight: 600;
  color: var(--color-ink);
  cursor: pointer;
  text-align: center;
  transition: all var(--transition-fast);
  user-select: none;
}

.role-radio:checked + .role-pill-label {
  background-color: var(--color-primary);
  border-color: var(--color-ink);
  color: var(--color-ink);
  font-weight: 700;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
}

.role-radio:focus-visible + .role-pill-label {
  outline: 2px solid var(--color-ink);
  outline-offset: 2px;
}

/* Email Input */
.email-input-wrap {
  position: relative;
}

.input-text {
  width: 100%;
  min-height: 52px;
  padding-inline: 1.125rem;
  padding-block: 0.75rem;
  font-family: var(--font-body);
  font-size: 1rem;
  color: var(--color-ink);
  background-color: var(--color-bg);
  border: 2px solid var(--color-border);
  border-radius: var(--radius-sm);
  transition: border-color var(--transition-fast), background-color var(--transition-fast);
}

.input-text[dir="ltr"] {
  direction: ltr;
  text-align: left;
}

.input-text:focus {
  outline: none;
  border-color: var(--color-ink);
  background-color: var(--color-surface);
}

.input-text.has-error {
  border-color: var(--color-error);
  background-color: #FFF5F5;
}

/* Status & Live Messages */
.form-feedback {
  margin-block-start: 0.5rem;
  font-size: 0.875rem;
  font-weight: 500;
  min-height: 1.25rem;
}

.form-feedback.is-error {
  color: var(--color-error);
}

.form-feedback.is-success {
  color: var(--color-success);
}

.form-note {
  margin-block-start: 0.875rem;
  font-size: 0.813rem;
  color: var(--color-text-secondary);
  text-align: center;
}

/* Button Loading State */
.btn-loader {
  display: none;
  width: 18px;
  height: 18px;
  border: 2px solid currentColor;
  border-top-color: transparent;
  border-radius: 50%;
  animation: btnSpin 0.7s linear infinite;
}

.is-loading .btn-loader {
  display: inline-block;
}

.is-loading .btn-text {
  opacity: 0.8;
}

.btn:disabled {
  opacity: 0.65;
  cursor: not-allowed;
}

@keyframes btnSpin {
  to {
    transform: rotate(360deg);
  }
}

/* Success Card Replacement */
.form-success-card {
  text-align: center;
  padding: 1.5rem 0.5rem;
}

.success-icon-wrap {
  width: 64px;
  height: 64px;
  border-radius: 50%;
  background-color: var(--color-success-bg);
  color: var(--color-success);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-inline: auto;
  margin-block-end: 1rem;
}

.form-success-card h3 {
  font-size: 1.5rem;
  color: var(--color-ink);
  margin-block-end: 0.5rem;
}

.form-success-card p {
  font-size: 1rem;
  color: var(--color-text-secondary);
  line-height: 1.6;
}

/* ==========================================================================
   Categories Section (Section 3: هتقدر تطلب إيه؟)
   ========================================================================== */

.categories-section {
  padding-block: 4rem;
  background-color: var(--color-bg);
}

.section-header {
  text-align: center;
  margin-block-end: 2.75rem;
}

.section-title {
  font-size: clamp(1.875rem, 4vw, 2.5rem);
  font-weight: 800;
  margin-block-end: 0.75rem;
}

.section-subtitle {
  font-size: 1.063rem;
  color: var(--color-text-secondary);
  max-width: 600px;
  margin-inline: auto;
}

/* 5 Cards Grid */
.categories-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

/* Make 5th card look intentional on 2-col layout */
.category-card:nth-child(5) {
  grid-column: span 2;
}

.category-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem 1.25rem;
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  transition: transform var(--transition-base), box-shadow var(--transition-base), border-color var(--transition-base);
}

.category-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: #D6D6D6;
}

.category-icon-box {
  width: 54px;
  height: 54px;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-light);
  color: var(--color-ink);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-block-end: 1.25rem;
  flex-shrink: 0;
}

.category-icon-box svg {
  width: 28px;
  height: 28px;
}

.category-card-title {
  font-size: 1.25rem;
  font-weight: 700;
  margin-block-end: 0.5rem;
  color: var(--color-ink);
}

.category-card-desc {
  font-size: 0.938rem;
  color: var(--color-text-secondary);
  line-height: 1.55;
}

/* ==========================================================================
   Partners Section (Section 4: عندك محل؟ / عايز تشتغل مندوب؟)
   ========================================================================== */

.partners-section {
  padding-block: 4rem;
  background-color: var(--color-cream);
}

.partners-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 1.5rem;
}

.partner-card {
  border-radius: var(--radius-lg);
  padding: 2.25rem 1.75rem;
  display: flex;
  flex-direction: column;
  justify-content: space-between;
  box-shadow: var(--shadow-md);
  position: relative;
  overflow: hidden;
}

/* Merchant Dark Card */
.partner-card-merchant {
  background-color: var(--color-ink);
  color: #FFFFFF;
}

.partner-card-merchant .partner-tag {
  background-color: rgba(255, 214, 0, 0.15);
  color: var(--color-primary);
}

.partner-card-merchant .partner-title {
  color: var(--color-primary);
}

.partner-card-merchant .partner-desc {
  color: #D1D1D1;
}

/* Driver Yellow Card */
.partner-card-driver {
  background-color: var(--color-primary);
  color: var(--color-ink);
}

.partner-card-driver .partner-tag {
  background-color: rgba(30, 30, 30, 0.1);
  color: var(--color-ink);
}

.partner-card-driver .partner-title {
  color: var(--color-ink);
}

.partner-card-driver .partner-desc {
  color: var(--color-ink);
  font-weight: 500;
}

.partner-tag {
  display: inline-block;
  align-self: flex-start;
  font-size: 0.813rem;
  font-weight: 600;
  padding-inline: 0.875rem;
  padding-block: 0.25rem;
  border-radius: var(--radius-pill);
  margin-block-end: 1rem;
}

.partner-title {
  font-size: clamp(1.75rem, 3.5vw, 2.25rem);
  font-weight: 800;
  margin-block-end: 0.75rem;
}

.partner-desc {
  font-size: 1.063rem;
  line-height: 1.65;
  margin-block-end: 2rem;
  max-width: 480px;
}

/* ==========================================================================
   FAQ Section (Section 5)
   ========================================================================== */

.faq-section {
  padding-block: 4rem;
  background-color: var(--color-bg);
}

.faq-list {
  max-width: 800px;
  margin-inline: auto;
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.faq-item {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: border-color var(--transition-fast);
}

.faq-item[open] {
  border-color: #D1D1D1;
  box-shadow: var(--shadow-sm);
}

.faq-summary {
  padding: 1.25rem 1.5rem;
  font-family: var(--font-heading);
  font-size: 1.188rem;
  font-weight: 700;
  color: var(--color-ink);
  cursor: pointer;
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  user-select: none;
}

.faq-summary::-webkit-details-marker {
  display: none;
}

.faq-summary:focus-visible {
  outline: 2px solid var(--color-ink);
  outline-offset: -2px;
}

.faq-chevron {
  width: 22px;
  height: 22px;
  flex-shrink: 0;
  color: var(--color-ink);
  transition: transform var(--transition-base);
}

.faq-item[open] .faq-chevron {
  transform: rotate(180deg);
}

.faq-body {
  padding-inline: 1.5rem;
  padding-block-end: 1.25rem;
  font-size: 1rem;
  line-height: 1.7;
  color: var(--color-text-secondary);
}

.faq-body p + p {
  margin-block-start: 0.75rem;
}

/* ==========================================================================
   Footer (Section 6)
   ========================================================================== */

.site-footer {
  background-color: var(--color-ink);
  color: #ECECEC;
  padding-block-start: 3.5rem;
  padding-block-end: 2rem;
  border-block-start: 1px solid var(--color-border-dark);
}

.footer-top {
  display: flex;
  flex-direction: column;
  gap: 2rem;
  margin-block-end: 2.5rem;
}

.footer-brand {
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  max-width: 360px;
}

.footer-logo {
  height: 44px;
  width: auto;
  object-fit: contain;
}

.footer-tagline {
  color: #A0A0A0;
  font-size: 0.938rem;
  line-height: 1.6;
}

.footer-links-group {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.footer-group-title {
  color: var(--color-primary);
  font-family: var(--font-heading);
  font-size: 1.125rem;
  font-weight: 700;
}

.footer-email-link {
  color: #FFFFFF;
  font-size: 1rem;
  font-weight: 500;
  text-decoration: underline;
  text-underline-offset: 4px;
  transition: color var(--transition-fast);
}

.footer-email-link:hover {
  color: var(--color-primary);
}

.footer-email-link:focus-visible {
  outline-color: var(--color-primary);
}

/* Social icons */
.footer-socials {
  display: flex;
  align-items: center;
  gap: 0.75rem;
  margin-block-start: 0.25rem;
}

.social-link {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  border-radius: 50%;
  background-color: #2A2A2A;
  color: #ECECEC;
  transition: background-color var(--transition-fast), color var(--transition-fast), transform var(--transition-fast);
}

.social-link:hover {
  background-color: var(--color-primary);
  color: var(--color-ink);
  transform: translateY(-2px);
}

.social-link:focus-visible {
  outline-color: var(--color-primary);
}

.social-link svg {
  width: 20px;
  height: 20px;
}

.footer-bottom {
  padding-block-start: 2rem;
  border-block-start: 1px solid #2F2F2F;
  text-align: center;
  font-size: 0.875rem;
  color: #8E8E8E;
}

/* ==========================================================================
   Media Queries (Responsive Enhancements)
   ========================================================================== */

/* Tablet (>= 640px) */
@media (min-width: 640px) {
  .hero-form-card {
    padding: 2rem;
  }

  .role-pills {
    gap: 0.75rem;
  }

  .role-pill-label {
    min-height: 50px;
    font-size: 1rem;
  }

  .categories-grid {
    grid-template-columns: repeat(3, 1fr);
  }

  .category-card:nth-child(5) {
    grid-column: span 1;
  }

  .footer-top {
    flex-direction: row;
    justify-content: space-between;
    align-items: flex-start;
  }
}

/* Desktop (>= 1024px) */
@media (min-width: 1024px) {
  .site-header {
    padding-block: 1.25rem;
  }

  .hero-section {
    padding-block-start: 3rem;
    padding-block-end: 5rem;
  }

  .hero-grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    align-items: center;
    gap: 3.5rem;
  }

  .hero-visual {
    padding-block: 0;
    justify-content: flex-end;
  }

  .hero-sloth-wrapper {
    max-width: 440px;
  }

  .hero-sloth-img {
    max-width: 420px;
  }

  .categories-section {
    padding-block: 5.5rem;
  }

  .categories-grid {
    grid-template-columns: repeat(5, 1fr);
    gap: 1.25rem;
  }

  .category-card {
    padding: 1.75rem 1.25rem;
  }

  .partners-section {
    padding-block: 5.5rem;
  }

  .partners-grid {
    grid-template-columns: repeat(2, 1fr);
    gap: 2rem;
  }

  .partner-card {
    padding: 3rem 2.5rem;
  }

  .faq-section {
    padding-block: 5.5rem;
  }
}

/* Large Desktop (>= 1280px) */
@media (min-width: 1280px) {
  .hero-grid {
    gap: 4.5rem;
  }
}