/* ConvertFlow — full-device responsive layer */

/* ── Global fluid base ── */
html {
  -webkit-text-size-adjust: 100%;
  text-size-adjust: 100%;
}

img,
video,
canvas,
svg,
iframe {
  max-width: 100%;
}

.article-content img,
.article-content video,
.article-content iframe {
  border-radius: var(--radius-lg);
}

.article-content pre,
.article-content table {
  max-width: 100%;
  overflow-x: auto;
  -webkit-overflow-scrolling: touch;
}

/* Safe areas for notched / home-indicator devices */
.header__inner {
  padding-left: max(0px, env(safe-area-inset-left));
  padding-right: max(0px, env(safe-area-inset-right));
}

.container {
  padding-left: max(var(--space-6), calc(env(safe-area-inset-left) + var(--space-4)));
  padding-right: max(var(--space-6), calc(env(safe-area-inset-right) + var(--space-4)));
}

.nav-mobile {
  padding-bottom: max(var(--space-5), env(safe-area-inset-bottom));
  width: min(320px, calc(100vw - env(safe-area-inset-right)));
}

.global-drop-overlay {
  padding-left: max(var(--space-6), env(safe-area-inset-left));
  padding-right: max(var(--space-6), env(safe-area-inset-right));
  padding-bottom: max(var(--space-6), env(safe-area-inset-bottom));
}

.tool-panel--settings {
  padding-bottom: max(var(--space-4), env(safe-area-inset-bottom));
}

/* Touch devices — comfortable tap targets */
@media (hover: none) and (pointer: coarse) {
  .btn,
  .tab,
  .tool-item,
  .nav-mobile__link,
  .nav-mobile__accordion-trigger,
  .related-tool-chip,
  .faq-item__trigger {
    min-height: 44px;
  }

  .nav-link,
  .nav-dropdown__trigger {
    min-height: 40px;
  }
}

/* ── Extra-small phones (≤380px) ── */
@media (max-width: 380px) {
  .container {
    padding-left: max(var(--space-3), calc(env(safe-area-inset-left) + var(--space-3)));
    padding-right: max(var(--space-3), calc(env(safe-area-inset-right) + var(--space-3)));
  }

  .logo span:not(.logo__icon) {
    display: none;
  }

  .header__actions {
    gap: var(--space-2);
  }

  .theme-toggle {
    width: 36px;
    height: 36px;
  }

  .nav-mobile-toggle {
    width: 36px;
    height: 36px;
  }

  .hero h1 {
    font-size: 1.75rem;
  }

  .hero__stats {
    flex-direction: column;
    align-items: stretch;
    gap: var(--space-3);
  }

  .hero-stat {
    text-align: center;
  }

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

  .card {
    padding: var(--space-4);
  }

  .tabs {
    flex-wrap: wrap;
  }

  .tab {
    flex: 1 1 calc(33.333% - 4px);
    min-width: 0;
    padding: 0.5rem 0.5rem;
    font-size: 0.75rem;
  }

  .file-info {
    flex-wrap: wrap;
    gap: var(--space-2);
  }

  .file-info__name {
    flex: 1 1 100%;
    white-space: normal;
    word-break: break-word;
  }

  .download-area__header {
    flex-direction: column;
    align-items: flex-start;
  }
}

/* ── Small phones (≤479px) ── */
@media (max-width: 479px) {
  .page-header {
    padding-block: var(--space-8) var(--space-6);
  }

  .page-header h1 {
    font-size: 1.625rem;
  }

  .section-header h2 {
    font-size: 1.375rem;
  }

  .footer__bottom {
    flex-direction: column;
    text-align: center;
    gap: var(--space-2);
  }

  .footer__inner {
    grid-template-columns: 1fr;
    gap: var(--space-6);
  }

  .feature {
    flex-direction: column;
    padding: var(--space-4);
  }

  .step {
    padding: var(--space-6) var(--space-4);
  }

  .preview-area {
    aspect-ratio: 4 / 3;
    min-height: 160px;
  }

  .global-drop-overlay__panel {
    padding: var(--space-8) var(--space-5);
  }

  .global-drop-overlay__ring {
    inset: 12px;
  }
}

/* ── Phones (≤639px) — extends pages.css mobile rules ── */
@media (max-width: 639px) {
  .header__cta--mobile {
    padding: 0.375rem 0.625rem;
    font-size: 0.6875rem;
  }

  .hero-mockup__body {
    padding: var(--space-4);
  }

  .hero-mockup__row {
    grid-template-columns: 1fr;
  }

  .tool-settings--cols {
    grid-template-columns: 1fr;
  }

  .download-area__info {
    gap: var(--space-4);
  }

  .blog-card__title {
    font-size: 1rem;
  }
}

/* ── Large phones / small tablets (640px–767px) ── */
@media (min-width: 640px) and (max-width: 767px) {
  .container {
    padding-inline: var(--space-5);
  }

  .hero__inner {
    grid-template-columns: 1fr;
    text-align: center;
  }

  .hero__content {
    text-align: center;
  }

  .hero h1,
  .hero__subtitle {
    margin-inline: auto;
  }

  .hero__actions,
  .hero__stats {
    justify-content: center;
  }

  .hero-stat {
    text-align: center;
  }

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

  .tools-sidebar {
    grid-template-columns: 1fr;
  }

  .tools-panel {
    grid-template-columns: 1fr 1fr;
  }

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

  .footer__brand {
    grid-column: 1 / -1;
  }
}

/* ── Tablets (768px–899px) — mobile nav, desktop-like content ── */
@media (min-width: 768px) and (max-width: 899px) {
  .tools-layout {
    grid-template-columns: 1fr;
  }

  .tools-sidebar {
    display: grid;
    grid-template-columns: 1fr;
    gap: var(--space-4);
    position: static;
  }

  .tools-sidebar .tool-list {
    display: grid;
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-2);
    overflow: visible;
    flex-direction: unset;
    flex-wrap: unset;
    padding-right: 0;
  }

  .tool-list-hint,
  .tool-list-wrap::after {
    display: none;
  }

  .tool-item {
    white-space: normal;
    text-align: center;
    flex-direction: column;
    padding: var(--space-3) var(--space-2);
    font-size: 0.75rem;
  }

  .tool-item__icon {
    margin: 0 auto;
  }

  .tools-panel {
    grid-template-columns: 1fr 1fr;
  }

  .tool-panel--settings {
    position: static;
    box-shadow: none;
  }

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

  .nav-dropdown__menu {
    min-width: min(560px, calc(100vw - 2rem));
    max-width: calc(100vw - 2rem);
  }

  .nav-dropdown__grid {
    grid-template-columns: repeat(3, 1fr);
    gap: var(--space-4);
  }
}

/* ── Small laptops (900px–1023px) ── */
@media (min-width: 900px) and (max-width: 1023px) {
  .nav-pill {
    gap: 0;
  }

  .nav-link,
  .nav-dropdown__trigger {
    padding: 0.5rem 0.75rem;
    font-size: 0.75rem;
  }

  .header__cta {
    padding: 0.4375rem 0.875rem;
    font-size: 0.75rem;
  }

  .nav-dropdown__menu {
    min-width: min(580px, calc(100vw - 3rem));
    max-width: calc(100vw - 3rem);
    left: 50%;
    transform: translateX(-50%) translateY(8px);
  }

  .nav-dropdown--open .nav-dropdown__menu {
    transform: translateX(-50%) translateY(0);
  }

  .tools-layout {
    grid-template-columns: 240px 1fr;
    gap: var(--space-6);
  }

  .tools-sidebar .tool-item {
    font-size: 0.75rem;
    padding: 0.45rem 0.5rem;
  }

  .hero__inner {
    gap: var(--space-10);
  }
}

/* ── Desktop (1024px+) ── */
@media (min-width: 1024px) {
  .grid--tools {
    grid-template-columns: repeat(3, 1fr);
  }

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

@media (min-width: 1280px) {
  .tools-layout {
    grid-template-columns: 300px 1fr;
  }

  .grid--tools {
    grid-template-columns: repeat(4, 1fr);
  }

  .blog .grid--2 {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* ── Large desktops (1536px+) ── */
@media (min-width: 1536px) {
  :root {
    --container-max: 1280px;
  }
}

/* ── Landscape phones & short viewports ── */
@media (max-height: 500px) and (orientation: landscape) {
  .hero {
    padding-block: var(--space-8);
  }

  .hero__visual {
    display: none;
  }

  .tool-panel--settings {
    position: static;
    box-shadow: none;
  }

  .upload-zone {
    padding: var(--space-6) var(--space-4);
  }

  .preview-area {
    aspect-ratio: auto;
    min-height: 120px;
    max-height: 200px;
  }

  .nav-mobile {
    width: min(280px, 70vw);
  }
}

/* ── Reduced horizontal space (foldables, split-screen) ── */
@media (max-width: 900px) {
  .nav-dropdown__menu {
    position: fixed;
    left: max(var(--space-4), env(safe-area-inset-left));
    right: max(var(--space-4), env(safe-area-inset-right));
    top: calc(var(--header-height) + 8px);
    transform: none;
    min-width: 0;
    width: auto;
    max-height: calc(100vh - var(--header-height) - 24px);
    overflow-y: auto;
  }

  .nav-dropdown--open .nav-dropdown__menu {
    transform: none;
  }
}

/* Print */
@media print {
  .header,
  .footer,
  .nav-mobile,
  .nav-mobile-overlay,
  .global-drop-overlay,
  .skip-link,
  .theme-toggle,
  .nav-mobile-toggle,
  .header__cta,
  .tools-sidebar {
    display: none !important;
  }

  body {
    background: white;
    color: black;
  }

  .container {
    max-width: none;
    padding: 0;
  }
}