/* ============================================
   ZakatEasy - Responsive Styles
   Mobile-first breakpoints
   ============================================ */

/* --- Tablet (max-width: 768px) --- */
@media (max-width: 768px) {
  :root {
    --header-height: 60px;
  }

  h1 { font-size: 1.8rem; }
  h2 { font-size: 1.4rem; }
  h3 { font-size: 1.15rem; }

  /* Header & Navigation */
  .nav-toggle {
    display: block;
  }

  .main-nav {
    display: none;
    position: absolute;
    top: var(--header-height);
    left: 0;
    right: 0;
    background: var(--color-primary-dark);
    box-shadow: var(--shadow-lg);
    padding: 8px 0;
    z-index: 99;
  }

  .main-nav.open {
    display: block;
  }

  .main-nav ul {
    flex-direction: column;
    gap: 0;
  }

  .main-nav a {
    display: block;
    padding: 14px 24px;
    border-radius: 0;
    font-size: 1rem;
  }

  .main-nav a:hover,
  .main-nav a.active {
    background: rgba(255, 255, 255, 0.08);
  }

  /* Hero */
  .hero {
    padding: 40px 20px;
  }

  .hero h1 {
    font-size: 2rem;
  }

  .hero .tagline {
    font-size: 1rem;
  }

  .nisab-card {
    padding: 20px;
  }

  .nisab-amount {
    font-size: 1.6rem;
  }

  /* Currency selector */
  .currency-selector {
    max-width: 100%;
    margin: 0 auto 24px;
    padding: 16px 20px;
  }

  /* Calculator */
  .calculator-section {
    padding: 32px 0;
  }

  /* Stack form and results vertically on mobile */
  .calc-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .calc-layout-results {
    position: static; /* disable sticky on mobile */
  }

  .results-placeholder {
    min-height: 160px;
    padding: 24px;
  }

  .calc-form {
    padding: 24px 20px;
    border-radius: var(--radius-md);
  }

  .input-row {
    flex-direction: column;
    gap: 0;
  }

  .input-row .unit-select {
    width: 100%;
  }

  .form-actions {
    flex-direction: column;
  }

  .form-actions .btn {
    width: 100%;
  }

  /* Results */
  .zakat-amount {
    font-size: 2.2rem;
  }

  .results-breakdown {
    padding: 20px;
  }

  .results-header {
    padding: 16px 20px;
  }

  .zakat-amount-display {
    padding: 24px 20px;
  }

  .results-dua {
    padding: 20px;
  }

  .results-disclaimer {
    padding: 16px 20px;
  }

  .below-nisab-message {
    padding: 16px 20px;
  }

  .breakdown-row {
    font-size: 0.9rem;
  }

  /* Footer */
  .footer-inner {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .footer-inner-4col {
    grid-template-columns: 1fr 1fr;
    gap: 24px;
  }

  .newsletter-form {
    flex-direction: column;
    max-width: 100%;
  }

  .newsletter-form input[type="email"],
  .newsletter-form button {
    width: 100%;
  }

  /* SEO Content Sections */
  .seo-section {
    padding: 36px 0;
  }

  .seo-cards,
  .seo-cards-3 {
    grid-template-columns: 1fr;
    gap: 16px;
  }

  .seo-section h2 {
    font-size: 1.5rem;
  }

  /* Content pages */
  .page-header {
    padding: 32px 20px;
  }

  .content-section {
    padding: 32px 0;
  }

  /* Info cards */
  .info-cards {
    grid-template-columns: 1fr;
    gap: 16px;
  }
}

/* --- Small phones (max-width: 480px) --- */
@media (max-width: 480px) {
  html {
    font-size: 15px;
  }

  .container {
    padding: 0 16px;
  }

  h1 { font-size: 1.6rem; }
  h2 { font-size: 1.3rem; }

  .site-logo {
    font-size: 1.25rem;
  }

  .logo-icon {
    width: 34px;
    height: 34px;
    font-size: 1rem;
  }

  .hero {
    padding: 32px 16px;
  }

  .hero h1 {
    font-size: 1.7rem;
  }

  .calc-form {
    padding: 20px 16px;
  }

  .form-group input[type="number"],
  .form-group select {
    padding: 12px 14px;
    font-size: 1rem;
    width: 100%;
    max-width: 100%;
  }

  .input-row {
    flex-direction: column;
    gap: 0;
  }

  .input-row .form-group,
  .input-row .unit-select {
    width: 100%;
  }

  .input-row .unit-select select {
    width: 100%;
  }

  .footer-inner-4col {
    grid-template-columns: 1fr;
    gap: 20px;
  }

  .btn {
    padding: 12px 24px;
    font-size: 1rem;
  }

  .zakat-amount {
    font-size: 1.9rem;
  }

  .nisab-amount {
    font-size: 1.4rem;
  }

  .faq-question {
    padding: 14px 16px;
    font-size: 0.95rem;
  }

  .faq-answer {
    padding: 0 16px;
  }

  .faq-item.open .faq-answer {
    padding: 0 16px 16px;
  }

  .info-card {
    padding: 20px;
  }

  .arabic-text {
    font-size: 1.2rem;
  }
}

/* --- Medium screens: stack layout at 900px --- */
@media (max-width: 900px) {
  .calc-layout {
    grid-template-columns: 1fr;
    gap: 24px;
  }

  .calc-layout-results {
    position: static;
  }
}

/* --- Large screens (min-width: 1200px) --- */
@media (min-width: 1200px) {
  .hero h1 {
    font-size: 3.2rem;
  }

  .hero .tagline {
    font-size: 1.3rem;
  }

  .calc-form {
    padding: 44px;
  }

  .calc-layout {
    gap: 40px;
  }
}

/* --- Print Styles --- */
@media print {
  .site-header,
  .site-footer,
  .nav-toggle,
  .main-nav,
  .ad-container,
  .form-actions,
  .hero {
    display: none !important;
  }

  body {
    font-size: 12pt;
    color: black;
    background: white;
  }

  .results-card {
    box-shadow: none;
    border: 1px solid #ccc;
  }

  .calc-form {
    box-shadow: none;
    border: 1px solid #ccc;
  }

  a {
    color: black;
    text-decoration: underline;
  }

  .results-section {
    display: block !important;
  }
}