/* Hallmark · pre-emit critique: P4 H5 E5 S5 R4 V4
 * Diticoms app landing · existing brand system · download-led split composition.
 * All assets and service statements are supplied by the owner. */
* { box-sizing: border-box; }
html, body { overflow-x: clip; }
html { background: var(--color-paper); color: var(--color-ink); }
body { margin: 0; font-family: var(--font-body); font-size: var(--text-base); line-height: 1.6; background: radial-gradient(ellipse at 10% 0%, var(--color-blue-haze), var(--color-clear) 50%), var(--color-paper); }
a { color: inherit; text-underline-offset: .25em; }
a:focus-visible { outline: 3px solid var(--color-focus); outline-offset: 5px; }
h1, h2, h3, p { margin: 0; }
h1, h2, h3 { font-family: var(--font-display); font-style: normal; overflow-wrap: anywhere; min-width: 0; }
.page-shell { max-width: 1328px; min-height: 100svh; margin-inline: auto; padding: 0 max(var(--space-md), env(safe-area-inset-left)); }
.skip-link { position: absolute; top: var(--space-md); left: var(--space-md); padding: var(--space-md); background: var(--color-surface); transform: translateY(-200%); z-index: 10; }
.skip-link:focus { transform: none; }
.site-header { display: flex; justify-content: space-between; align-items: center; gap: var(--space-md); padding-block: var(--space-lg); }
.brand { display: flex; gap: var(--space-sm); align-items: center; text-decoration: none; }
.brand img { object-fit: contain; width: 48px; height: 40px; }
.brand strong { display: block; font-size: var(--text-lg); line-height: 1.2; letter-spacing: -.03em; font-weight: 800; }
.brand span span { display: block; font-size: .625rem; letter-spacing: .2em; line-height: 1.6; }
.header-caption { display: none; color: var(--color-muted); font-size: var(--text-xs); }
.header-link { display: inline-flex; align-items: center; gap: var(--space-sm); min-height: 44px; font-size: var(--text-sm); font-weight: 600; text-decoration: none; white-space: nowrap; }
.header-link:hover { color: var(--color-accent); }
.landing-layout { display: grid; grid-template-columns: minmax(0, 1fr); background: var(--color-surface); border: 1px solid var(--color-rule); border-radius: 24px; box-shadow: 0 20px 64px var(--color-shadow); }
.download-section { position: relative; isolation: isolate; min-width: 0; display: grid; place-items: center; padding: var(--space-xl) var(--space-md); border-radius: 24px 24px 0 0; scroll-margin-top: var(--space-lg); background: radial-gradient(ellipse at 50% 28%, var(--color-blue-wash), var(--color-clear) 64%), var(--color-surface); }
.download-section::before { content: ''; position: absolute; z-index: -1; inset: 0; border-radius: inherit; background-image: linear-gradient(var(--color-grid) 1px, var(--color-clear) 1px), linear-gradient(90deg, var(--color-grid) 1px, var(--color-clear) 1px); background-size: 40px 40px; mask-image: linear-gradient(var(--color-ink), var(--color-clear) 66%); pointer-events: none; }
.download-content { max-width: 560px; width: 100%; text-align: center; animation: arrive 600ms var(--ease-out) both; }
.eyebrow { color: var(--color-accent); font-size: .625rem; letter-spacing: .12em; font-weight: 700; }
.app-eyebrow { display: flex; justify-content: center; align-items: center; gap: var(--space-sm); }
.app-eyebrow span { width: 6px; height: 6px; border-radius: 50%; background: var(--color-accent); }
.app-mark { display: grid; place-items: center; margin: var(--space-lg) auto; position: relative; }
.app-mark img { display: block; object-fit: contain; width: 144px; height: auto; filter: drop-shadow(0 12px 12px var(--color-shadow)); }
h1 { font-size: clamp(2rem, 4vw, 3.25rem); font-weight: 800; line-height: 1.15; letter-spacing: -.045em; }
h1 span { font-size: .64em; font-weight: 600; letter-spacing: -.035em; color: var(--color-accent); }
.download-intro { color: var(--color-muted); margin: var(--space-md) auto 0; font-size: var(--text-sm); text-wrap: pretty; }
.store-buttons { display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-sm); margin: var(--space-lg) auto var(--space-md); width: 100%; max-width: 272px; }
.store-button { display: flex; align-items: center; gap: var(--space-md); padding: var(--space-md); min-height: 72px; width: 100%; background: var(--color-store); color: var(--color-on-dark); text-decoration: none; border: 1px solid var(--color-store); border-radius: 12px; box-shadow: 0 6px 16px var(--color-shadow); transition: transform var(--dur-short) var(--ease-out), background-color var(--dur-short) var(--ease-out), box-shadow var(--dur-short) var(--ease-out); }
.store-icon { width: 28px; height: 32px; flex-shrink: 0; }
.store-copy { display: flex; flex-direction: column; text-align: left; }
.store-label { font-size: .625rem; font-weight: 500; letter-spacing: .05em; line-height: 1.4; white-space: nowrap; }
.store-name { font-size: var(--text-lg); line-height: 1.4; font-weight: 600; white-space: nowrap; }
.store-arrow { margin-left: auto; font-size: var(--text-lg); transition: transform var(--dur-short) var(--ease-out); }
.play-green { fill: var(--color-play-green); }.play-blue { fill: var(--color-play-blue); }.play-yellow { fill: var(--color-play-yellow); }.play-red { fill: var(--color-play-red); }
.device-note { display: flex; justify-content: center; align-items: center; gap: var(--space-xs); max-width: 42ch; margin-inline: auto; color: var(--color-muted); font-size: .625rem; }
.device-note svg { width: 16px; height: 16px; flex-shrink: 0; stroke: var(--color-accent); fill: none; stroke-width: 1.5; }
.guide-link { display: inline-flex; align-items: center; gap: var(--space-sm); min-height: 44px; margin-top: var(--space-xs); font-size: var(--text-xs); font-weight: 600; color: var(--color-accent); white-space: nowrap; text-decoration: none; }
.guide-link:hover { text-decoration: underline; }
.about-section { position: relative; min-width: 0; padding: var(--space-xl) var(--space-lg); background: linear-gradient(145deg, var(--color-dark-panel), var(--color-ink) 70%); color: var(--color-on-dark); animation: arrive 700ms var(--ease-out) both; }
.about-heading { display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm); }
.about-section .eyebrow { color: var(--color-dark-muted); }
.area-label { font-size: .625rem; letter-spacing: .05em; border: 1px solid var(--color-dark-rule); border-radius: 20px; padding: var(--space-xs) var(--space-sm); color: var(--color-lime); white-space: nowrap; }
.about-section h2 { font-size: clamp(1.5rem, 2.4vw, 2rem); line-height: 1.3; letter-spacing: -.035em; margin-top: var(--space-lg); }
.about-intro { color: var(--color-dark-muted); font-size: var(--text-sm); margin-top: var(--space-md); }
.service-list { list-style: none; margin: var(--space-lg) 0; padding: 0; display: grid; grid-template-columns: minmax(0, 1fr); gap: var(--space-md); }
.service-list li { display: flex; align-items: center; gap: var(--space-md); padding-block: var(--space-sm); }
.service-list svg { width: 40px; height: 40px; padding: var(--space-sm); flex-shrink: 0; border: 1px solid var(--color-dark-rule); border-radius: 10px; background: var(--color-dark-tile); stroke: var(--color-lime); stroke-width: 1.5; fill: none; stroke-linecap: round; stroke-linejoin: round; }
.service-list h3 { font-size: var(--text-sm); font-weight: 600; line-height: 1.5; }
.service-list p { color: var(--color-dark-muted); font-size: var(--text-xs); margin-top: var(--space-xs); }
.service-promise { display: flex; align-items: center; gap: var(--space-sm); border-top: 1px solid var(--color-dark-rule); padding-top: var(--space-lg); color: var(--color-dark-muted); font-size: var(--text-xs); }
.service-promise svg { width: 24px; height: 24px; flex-shrink: 0; fill: none; stroke: var(--color-lime); stroke-width: 1.5; }
.service-promise strong { color: var(--color-on-dark); font-weight: 500; }
.about-link { display: inline-flex; align-items: center; justify-content: space-between; gap: var(--space-xl); min-height: 44px; margin-top: var(--space-sm); color: var(--color-lime); text-decoration: none; font-weight: 600; font-size: var(--text-sm); white-space: nowrap; }
.about-link:hover { text-decoration: underline; }.about-link:focus-visible { outline-color: var(--color-lime); }
.contact-strip { display: grid; gap: var(--space-lg); padding: var(--space-lg); }
.contact-item { display: flex; align-items: center; gap: var(--space-md); }
.contact-number { font-size: var(--text-lg); font-weight: 700; letter-spacing: -.04em; color: var(--color-accent); white-space: nowrap; }
.contact-item p { font-size: .625rem; color: var(--color-muted); }.contact-item strong { font-weight: 500; }
.contact-phone { display: inline-flex; flex-direction: column; justify-content: center; min-height: 44px; width: fit-content; text-decoration: none; }
.contact-phone>span { font-size: .625rem; color: var(--color-muted); }.contact-phone strong { font-size: var(--text-base); white-space: nowrap; letter-spacing: -.02em; }.contact-phone strong span { margin-left: var(--space-lg); color: var(--color-accent); }
.site-footer { padding-block: var(--space-lg); display: flex; flex-direction: column; gap: var(--space-sm); font-size: var(--text-xs); }
.site-footer strong { font-size: var(--text-sm); }.site-footer p { color: var(--color-muted); margin-top: var(--space-xs); }
.site-footer nav { display: flex; flex-wrap: wrap; column-gap: var(--space-lg); }
.site-footer a { display: inline-flex; align-items: center; min-height: 44px; white-space: nowrap; color: var(--color-muted); }
@keyframes arrive { from { opacity: 0; transform: translateY(10px); } to { opacity: 1; transform: translateY(0); } }
@media (hover:hover) and (pointer:fine) { .store-button:hover { transform: translateY(-3px); background: var(--color-accent); box-shadow: 0 12px 24px var(--color-shadow); }.store-button:hover .store-arrow { transform: translate(2px,-2px); } }
.store-button:active { transform: translateY(1px); }
@media (min-width: 40rem) {
  .page-shell { padding-inline: var(--space-xl); }
  .header-caption { display: block; }
  .download-section { padding: var(--space-xl); }
  .app-mark img { width: 164px; }
  .store-buttons { grid-template-columns: repeat(2, minmax(0, 1fr)); max-width: 496px; gap: var(--space-md); }
  .about-section { padding: var(--space-xl); }
  .service-list { grid-template-columns: repeat(2, minmax(0, 1fr)); gap: var(--space-lg); }
  .service-list li { flex-direction: column; align-items: flex-start; }
  .contact-strip { grid-template-columns: repeat(2, minmax(0, 1fr)); padding: var(--space-lg) var(--space-xl); }
  .site-footer { flex-direction: row; justify-content: space-between; align-items: center; }
}
@media (min-width: 64rem) {
  .landing-layout { grid-template-columns: minmax(0, 1.15fr) minmax(0, 1fr); }
  .download-section { border-radius: 24px 0 0 0; padding: var(--space-xl); }
  .about-section { border-radius: 0 24px 0 0; padding: var(--space-xl); }
  .contact-strip { grid-column: 1 / -1; grid-template-columns: 1fr 1.45fr 1fr; gap: var(--space-xl); border-top: 1px solid var(--color-rule); }
  .contact-item + .contact-item { border-left: 1px solid var(--color-rule); padding-left: var(--space-xl); }
  .contact-phone { justify-self: end; border-left: 1px solid var(--color-rule); padding-left: var(--space-xl); }
}
@media (prefers-reduced-motion: reduce) {
  .download-content, .about-section { animation: none; }
  .store-button, .store-arrow { transition: none; }
  .store-button:hover, .store-button:active, .store-button:hover .store-arrow { transform: none; }
}