/* ForDLM — site de prezentare v1.4
   Culori luate din aplicație (meniul petrol, butoanele teal, accentul auriu din logo). */
:root {
  --petrol: #19393c;
  --petrol-deep: #0f2729;
  --teal: #1f5f5c;
  --teal-hover: #174a48;
  --gold: #c9962e;
  --gold-light: #e6bb5e;
  --porcelain: #f1f4f2;
  --ink: #142221;
  --muted: #47595a;
  --muted-on-dark: #c3d3d0;
  --line: #d8e0de;
  --white: #ffffff;
  --radius: 12px;
  --font: "Manrope", "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
  --gutter: clamp(20px, 4vw, 40px);
}

*, *::before, *::after { box-sizing: border-box; }
html { -webkit-text-size-adjust: 100%; scroll-padding-top: 88px; }
@media (prefers-reduced-motion: no-preference) { html { scroll-behavior: smooth; } }
body {
  margin: 0;
  font-family: var(--font);
  font-size: 17px;
  line-height: 1.65;
  color: var(--ink);
  background: var(--white);
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; height: auto; display: block; }
a { color: inherit; }
h1, h2, h3 { margin: 0; line-height: 1.12; letter-spacing: -0.02em; text-wrap: balance; }
p { margin: 0; }
button, input, select, textarea { font: inherit; color: inherit; }
:focus-visible { outline: 3px solid var(--gold); outline-offset: 3px; border-radius: 4px; }
[hidden] { display: none !important; }
.sr-only { position: absolute; width: 1px; height: 1px; overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; }
.skip-link { position: absolute; left: 12px; top: -60px; z-index: 100; background: var(--petrol); color: #fff; padding: 10px 16px; border-radius: 8px; text-decoration: none; }
.skip-link:focus { top: 12px; }

.wrap { width: min(1200px, 100% - 2 * var(--gutter)); margin-inline: auto; }
.section { padding-block: clamp(72px, 9vw, 120px); }

/* Butoane */
.btn {
  display: inline-flex; align-items: center; justify-content: center;
  min-height: 52px; padding: 0 26px; border-radius: 10px;
  font-weight: 700; font-size: 16px; text-decoration: none; text-align: center;
  border: 2px solid transparent; cursor: pointer;
  transition: background-color .15s ease, border-color .15s ease, color .15s ease;
}
.btn-primary { background: var(--teal); color: #fff; }
.btn-primary:hover { background: var(--teal-hover); }
.btn-ghost { border-color: var(--teal); color: var(--teal); background: transparent; }
.btn-ghost:hover { background: rgba(31, 95, 92, .08); }
.btn-gold { background: var(--gold-light); color: #22190a; }
.btn-gold:hover { background: #d9aa47; }
.btn-small { min-height: 42px; padding: 0 18px; font-size: 15px; }
.btn[disabled] { opacity: .7; cursor: progress; }

/* Antet */
.site-header {
  position: sticky; top: 0; z-index: 50;
  background: rgba(255, 255, 255, .96);
  border-bottom: 1px solid var(--line);
  backdrop-filter: saturate(1.4) blur(10px);
}
.header-inner { display: flex; align-items: center; gap: 28px; min-height: 72px; }
.brand { display: inline-flex; align-items: center; gap: 10px; text-decoration: none; flex-shrink: 0; }
.brand img { width: 40px; height: 40px; }
.brand-text { display: flex; flex-direction: column; line-height: 1.1; }
.brand-text b { font-size: 21px; font-weight: 800; letter-spacing: -0.02em; color: var(--petrol); }
.brand-text small { font-size: 12px; font-weight: 600; color: var(--muted); }
.main-nav { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.main-nav a { text-decoration: none; font-size: 15px; font-weight: 600; color: var(--muted); }
.main-nav a:hover { color: var(--teal); }
.main-nav .nav-login { color: var(--teal); padding-left: 26px; border-left: 1px solid var(--line); }
.header-actions { display: flex; align-items: center; gap: 18px; }
.lang { display: flex; gap: 2px; }
.lang a { text-decoration: none; font-size: 13px; font-weight: 700; color: var(--muted); padding: 6px 7px; border-radius: 6px; }
.lang a:hover { color: var(--teal); }
.lang a[aria-current="page"] { color: var(--petrol); background: var(--porcelain); }
.menu-toggle { display: none; }

/* Hero */
.hero { background: var(--porcelain); padding-block: clamp(48px, 7vw, 96px) clamp(56px, 8vw, 104px); border-bottom: 1px solid var(--line); }
.hero-grid { display: grid; grid-template-columns: minmax(0, 11fr) minmax(0, 13fr); gap: clamp(32px, 5vw, 64px); align-items: center; }
.hero h1 { font-size: clamp(36px, 4.1vw, 56px); font-weight: 800; letter-spacing: -0.03em; line-height: 1.04; color: var(--petrol); }
.hero-lead { margin-top: 24px; font-size: clamp(18px, 1.5vw, 20px); color: var(--muted); max-width: 34em; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 32px; }
.hero-offer { display: flex; gap: 10px; align-items: baseline; margin-top: 28px; font-size: 15px; font-weight: 600; color: var(--ink); max-width: 34em; }
.gold-dot { flex: none; width: 10px; height: 10px; border-radius: 50%; background: var(--gold); box-shadow: 0 0 0 4px rgba(201, 150, 46, .22); transform: translateY(-1px); }
.hero-shot { margin: 0; }
.app-frame {
  border-radius: var(--radius); overflow: hidden; background: #fafbf8;
  border: 1px solid #c9d4d1;
  box-shadow: 0 40px 70px -40px rgba(15, 39, 41, .45), 0 2px 6px rgba(15, 39, 41, .06);
}
.app-bar { display: flex; align-items: center; gap: 8px; height: 34px; padding: 0 14px; background: var(--petrol); color: #b9cdca; font-size: 12px; font-weight: 600; }
.app-bar img { width: 16px; height: 16px; }
.hero-shot figcaption { margin-top: 14px; font-size: 14px; color: var(--muted); }

/* Probleme */
.problems-grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 24px clamp(32px, 5vw, 72px); }
.problems h2 { font-size: clamp(30px, 3.4vw, 44px); font-weight: 800; color: var(--petrol); }
.problem-list { list-style: none; margin: 0; padding: 0; display: grid; grid-template-columns: 1fr 1fr; gap: 36px 40px; }
.problem-list li { position: relative; padding-top: 20px; font-size: 19px; line-height: 1.5; }
.problem-list li::before { content: ""; position: absolute; top: 0; left: 0; width: 40px; height: 3px; background: var(--gold); border-radius: 2px; }
.problems-answer { grid-column: 2; margin-top: 24px; padding: 22px 24px; border-radius: var(--radius); background: var(--porcelain); font-size: 19px; font-weight: 700; color: var(--petrol); }

/* Cum funcționează */
.how { background: var(--porcelain); }
.section-head { max-width: 680px; }
.section-head h2 { font-size: clamp(30px, 3.4vw, 44px); font-weight: 800; color: var(--petrol); }
.section-head p { margin-top: 14px; font-size: 19px; color: var(--muted); }

.track { list-style: none; margin: 48px 0 0; padding: 0; display: grid; grid-template-columns: repeat(5, minmax(0, 1fr)); gap: 20px; position: relative; }
.track::before { content: ""; position: absolute; top: 11px; left: 11px; right: 10%; height: 2px; background: #b7c6c3; }
.track li { position: relative; padding-right: 8px; }
.track-dot { position: relative; display: block; width: 24px; height: 24px; border-radius: 50%; background: #fff; border: 2px solid #9fb1ae; margin-bottom: 16px; }
.track li.is-current .track-dot { background: var(--gold); border-color: var(--gold); box-shadow: 0 0 0 5px rgba(201, 150, 46, .25); }
.track b { display: block; font-size: 18px; font-weight: 800; color: var(--petrol); }
.track p { margin-top: 6px; font-size: 15px; line-height: 1.55; color: var(--muted); }

.feature { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(28px, 5vw, 64px); align-items: center; margin-top: clamp(64px, 8vw, 104px); }
.feature-flip .feature-copy { order: 2; }
.feature-flip { grid-template-columns: minmax(0, 8fr) minmax(0, 4fr); }
.feature h3 { font-size: clamp(24px, 2.3vw, 30px); font-weight: 800; color: var(--petrol); }
.feature-copy p { margin-top: 14px; font-size: 18px; color: var(--muted); }
.shot { margin: 0; border-radius: var(--radius); overflow: hidden; border: 1px solid #c9d4d1; background: #fafbf8; box-shadow: 0 24px 50px -36px rgba(15, 39, 41, .45); }
.note { margin-top: 48px; font-size: 14px; color: var(--muted); }

/* Pentru cine */
.roles { background: var(--petrol); color: #fff; }
.roles .section-head h2 { color: #fff; }
.roles .section-head p { color: var(--muted-on-dark); }
.role-grid { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 40px; margin-top: 48px; }
.role { border-top: 3px solid var(--gold-light); padding-top: 22px; }
.role h3 { font-size: 22px; font-weight: 800; }
.role p { margin-top: 10px; color: var(--muted-on-dark); }
.roles-device { margin-top: 48px; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, .14); color: var(--muted-on-dark); font-size: 16px; }

/* Fondator */
.founder-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: clamp(32px, 6vw, 88px); align-items: center; }
.founder-photo { margin: 0; border-radius: var(--radius); overflow: hidden; aspect-ratio: 4 / 4.4; background: var(--porcelain); }
.founder-photo img { width: 100%; height: 100%; object-fit: cover; object-position: 50% 22%; }
.founder h2 { font-size: clamp(30px, 3.4vw, 44px); font-weight: 800; color: var(--petrol); max-width: 16em; }
.founder-copy p { margin-top: 18px; font-size: 18px; color: var(--muted); max-width: 36em; }
.founder-copy .founder-sign { margin-top: 28px; display: flex; flex-direction: column; color: var(--ink); }
.founder-sign b { font-size: 19px; }
.founder-sign span { font-size: 15px; color: var(--muted); }

/* Oferta */
.offer { background: var(--porcelain); }
.offer-panel {
  display: grid; grid-template-columns: minmax(0, 6fr) minmax(0, 5fr); gap: 32px clamp(32px, 5vw, 72px);
  background: #fff; border: 1px solid var(--line); border-top: 4px solid var(--gold);
  border-radius: var(--radius); padding: clamp(28px, 5vw, 56px);
}
.offer h2 { font-size: clamp(28px, 3vw, 40px); font-weight: 800; color: var(--petrol); }
.offer-copy p { margin-top: 16px; font-size: 18px; color: var(--muted); }
.offer-side .btn { margin-top: 24px; }
.ticks { list-style: none; margin: 0; padding: 0; display: grid; gap: 12px; }
.ticks li { position: relative; padding-left: 32px; }
.ticks li::before {
  content: ""; position: absolute; left: 2px; top: .38em; width: 16px; height: 9px;
  border-left: 3px solid var(--gold); border-bottom: 3px solid var(--gold); transform: rotate(-45deg);
}

/* Întrebări */
.faq-grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: 24px clamp(32px, 5vw, 72px); }
.faq h2 { font-size: clamp(30px, 3.4vw, 44px); font-weight: 800; color: var(--petrol); }
.faq-list { border-top: 1px solid var(--line); }
.faq-list details { border-bottom: 1px solid var(--line); }
.faq-list summary {
  list-style: none; cursor: pointer; display: flex; justify-content: space-between; gap: 24px;
  padding: 22px 0; font-size: 18px; font-weight: 700; color: var(--petrol);
}
.faq-list summary::-webkit-details-marker { display: none; }
.faq-list summary::after { content: "+"; flex: none; font-size: 26px; line-height: 1; font-weight: 500; color: var(--teal); transition: transform .2s ease; }
.faq-list details[open] summary::after { transform: rotate(45deg); }
.faq-list details p { padding: 0 48px 24px 0; color: var(--muted); }

/* Demo */
.demo { background: var(--petrol); color: #fff; }
.demo-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 6fr); gap: clamp(32px, 6vw, 88px); align-items: start; }
.demo h2 { font-size: clamp(30px, 3.4vw, 44px); font-weight: 800; }
.demo-copy > p { margin-top: 16px; font-size: 19px; color: var(--muted-on-dark); }
.demo-copy .ticks { margin-top: 28px; }
.direct { margin-top: 36px; padding-top: 24px; border-top: 1px solid rgba(255, 255, 255, .16); }
.direct p { font-weight: 700; }
.direct-links { display: flex; flex-wrap: wrap; gap: 10px; margin-top: 14px; }
.direct-links a { display: inline-flex; align-items: center; min-height: 44px; padding: 0 18px; border-radius: 999px; border: 1.5px solid rgba(255, 255, 255, .5); text-decoration: none; font-weight: 700; font-size: 15px; }
.direct-links a:hover { background: rgba(255, 255, 255, .1); }

.demo-form { background: #fff; color: var(--ink); border-radius: 14px; padding: clamp(24px, 4vw, 40px); display: grid; gap: 18px; box-shadow: 0 40px 80px -50px rgba(0, 0, 0, .6); }
.demo-form h3 { font-size: 24px; font-weight: 800; color: var(--petrol); }
.form-row { display: grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.demo-form label { display: grid; gap: 7px; font-size: 15px; font-weight: 700; }
.optional { font-weight: 500; color: var(--muted); }
.demo-form input:not([type=checkbox]), .demo-form select, .demo-form textarea {
  width: 100%; min-height: 50px; padding: 12px 14px; border: 1.5px solid #b4c3c0; border-radius: 8px; background: #fff;
  font-size: 16px; font-weight: 500;
}
.demo-form textarea { min-height: 96px; resize: vertical; }
.demo-form input:focus, .demo-form select:focus, .demo-form textarea:focus { outline: none; border-color: var(--teal); box-shadow: 0 0 0 3px rgba(31, 95, 92, .25); }
.was-validated :invalid:not(fieldset) { border-color: #b3261e !important; }
.was-validated .consent input:invalid + span { color: #b3261e; }
.consent { display: flex !important; grid-template-columns: none; align-items: flex-start; gap: 12px !important; font-weight: 500 !important; font-size: 14px !important; color: var(--muted); line-height: 1.5; }
.consent input { width: 20px; height: 20px; margin: 1px 0 0; flex: none; accent-color: var(--teal); }
.consent a { color: var(--teal); font-weight: 700; }
.form-submit { width: 100%; }
.form-status { min-height: 1.2em; font-weight: 700; color: var(--teal); }
.form-status:empty { display: none; }
.form-status.error { color: #b3261e; }
.form-note { font-size: 14px; color: var(--muted); }
.hp-field { position: absolute; left: -9999px; width: 1px; height: 1px; overflow: hidden; }

/* Subsol */
.site-footer { background: var(--petrol-deep); color: var(--muted-on-dark); padding-block: 56px 28px; font-size: 15px; }
.footer-grid { display: grid; grid-template-columns: minmax(0, 5fr) minmax(0, 7fr); gap: 32px; }
.brand-on-dark .brand-text b { color: #fff; }
.brand-on-dark .brand-text small { color: var(--muted-on-dark); }
.footer-brand p { margin-top: 16px; max-width: 26em; }
.footer-links { display: grid; grid-template-columns: repeat(3, auto); gap: 14px 32px; justify-content: end; align-content: start; }
.footer-links a { text-decoration: none; color: #e6efed; font-weight: 600; }
.footer-links a:hover { color: var(--gold-light); }
.footer-bottom { display: flex; flex-wrap: wrap; justify-content: space-between; gap: 12px; margin-top: 44px; padding-top: 22px; border-top: 1px solid rgba(255, 255, 255, .12); font-size: 14px; }

/* Buton plutitor WhatsApp/Viber */
.float-chat {
  position: fixed; right: 18px; bottom: 18px; z-index: 40;
  display: inline-flex; align-items: center; gap: 8px; min-height: 52px; padding: 0 22px;
  border-radius: 999px; background: var(--teal); color: #fff; font-weight: 800; text-decoration: none;
  box-shadow: 0 12px 30px -10px rgba(15, 39, 41, .55);
}
.float-chat::before { content: ""; width: 10px; height: 10px; border-radius: 50%; background: #5fd38d; box-shadow: 0 0 0 3px rgba(95, 211, 141, .3); }
.float-chat:hover { background: var(--teal-hover); }
.float-chat[hidden] { display: none; }

/* Pagina de confidențialitate */
.legal { padding-block: 56px 96px; }
.legal article { max-width: 760px; }
.legal h1 { font-size: clamp(32px, 4vw, 44px); font-weight: 800; color: var(--petrol); }
.legal h2 { margin-top: 36px; font-size: 22px; font-weight: 800; color: var(--petrol); }
.legal p { margin-top: 12px; color: var(--muted); }
.legal .draft-note { margin-top: 20px; padding: 16px 18px; border-left: 4px solid var(--gold); background: var(--porcelain); color: var(--ink); }

/* Tabletă */
@media (max-width: 1080px) {
  .main-nav { gap: 18px; }
  .main-nav .nav-login { padding-left: 18px; }
  .track { grid-template-columns: repeat(3, minmax(0, 1fr)); row-gap: 36px; }
  .track::before { display: none; }
}

@media (max-width: 960px) {
  .header-inner { gap: 16px; }
  .header-actions { margin-left: auto; gap: 10px; }
  .menu-toggle { display: inline-flex; flex-direction: column; justify-content: center; gap: 6px; width: 44px; height: 44px; padding: 0 10px; border: 0; background: transparent; cursor: pointer; border-radius: 8px; }
  .menu-toggle i { display: block; height: 2px; background: var(--petrol); border-radius: 2px; }
  .main-nav {
    display: none; position: absolute; top: 100%; left: 0; right: 0; margin: 0;
    flex-direction: column; align-items: stretch; gap: 0; padding: 8px var(--gutter) 20px;
    background: #fff; border-bottom: 1px solid var(--line); box-shadow: 0 20px 30px -24px rgba(15, 39, 41, .4);
  }
  .main-nav.open { display: flex; }
  .main-nav a { padding: 14px 0; font-size: 17px; border-bottom: 1px solid var(--line); }
  .main-nav .nav-login { border-left: 0; padding-left: 0; border-bottom: 0; }

  .hero-grid, .problems-grid, .feature, .feature-flip, .founder-grid, .faq-grid, .demo-grid, .offer-panel, .footer-grid { grid-template-columns: minmax(0, 1fr); }
  .feature-flip .feature-copy { order: 0; }
  .problems-answer { grid-column: auto; }
  .role-grid { grid-template-columns: minmax(0, 1fr); gap: 32px; }
  .founder-photo { max-width: 520px; }
  .footer-links { justify-content: start; grid-template-columns: repeat(2, auto); }
}

/* Telefon */
@media (max-width: 640px) {
  body { font-size: 16px; }
  .header-cta { display: none; }
  .brand-text small { display: none; }
  .hero-actions .btn { flex: 1 1 100%; }
  .problem-list { grid-template-columns: minmax(0, 1fr); gap: 28px; }
  .problem-list li { font-size: 18px; }
  .track { grid-template-columns: minmax(0, 1fr); row-gap: 0; margin-top: 36px; }
  .track::before { display: block; top: 12px; bottom: 24px; left: 11px; right: auto; width: 2px; height: auto; }
  .track li { display: grid; grid-template-columns: 24px 1fr; column-gap: 16px; padding-bottom: 24px; }
  .track-dot { grid-row: span 2; margin: 0; }
  .track p { margin-top: 2px; }
  .form-row { grid-template-columns: minmax(0, 1fr); }
  .faq-list details p { padding-right: 0; }
  .float-chat { right: 12px; bottom: 12px; }
}

/* Mărire capturi */
.shot img, .app-frame > img { cursor: zoom-in; }
.shot-viewer { width: 100vw; height: 100vh; max-width: none; max-height: none; margin: 0; padding: 56px 16px 16px; border: 0; background: rgba(10, 26, 27, .94); overflow: auto; }
.shot-viewer::backdrop { background: rgba(10, 26, 27, .6); }
.shot-viewer img { width: auto; max-width: none; height: auto; min-width: min(1400px, 220vw); margin: 0 auto; border-radius: 8px; cursor: zoom-out; }
@media (min-width: 961px) { .shot-viewer img { min-width: 0; max-width: 100%; } }
.shot-close { position: fixed; top: 10px; right: 12px; width: 44px; height: 44px; border: 0; border-radius: 50%; background: #fff; color: var(--petrol); font-size: 28px; line-height: 1; cursor: pointer; }

/* Videouri (v1.5) */
.hero-watch { display: inline-flex; align-items: center; gap: 10px; margin-top: 22px; font-weight: 700; color: var(--teal); text-decoration: none; }
.hero-watch:hover { text-decoration: underline; text-underline-offset: 4px; }
.play-dot { flex: none; position: relative; width: 28px; height: 28px; border-radius: 50%; background: var(--teal); }
.play-dot::after { content: ""; position: absolute; left: 11px; top: 8px; border-left: 9px solid #fff; border-top: 6px solid transparent; border-bottom: 6px solid transparent; }

.video-section { background: var(--petrol-deep); color: #fff; padding-block: clamp(56px, 7vw, 96px); }
.video-grid { display: grid; grid-template-columns: minmax(0, 4fr) minmax(0, 8fr); gap: clamp(28px, 5vw, 64px); align-items: center; }
.video-section h2 { font-size: clamp(28px, 3vw, 40px); font-weight: 800; }
.video-copy p { margin-top: 14px; font-size: 18px; color: var(--muted-on-dark); }
.lang-note:empty { display: none; }
.video-copy .lang-note { font-size: 15px; }
.video-frame { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; background: #000; box-shadow: 0 40px 70px -40px rgba(0, 0, 0, .8); }
.video-frame iframe, .video-dialog-frame iframe { position: absolute; inset: 0; width: 100%; height: 100%; border: 0; }
.video-poster { position: absolute; inset: 0; width: 100%; height: 100%; padding: 0; border: 0; background: #000; cursor: pointer; }
.video-poster img { width: 100%; height: 100%; object-fit: cover; opacity: .85; transition: opacity .2s ease; }
.video-poster:hover img { opacity: 1; }
.play-button { position: absolute; left: 50%; top: 50%; width: 84px; height: 84px; margin: -42px 0 0 -42px; border-radius: 50%; background: var(--gold-light); box-shadow: 0 10px 30px rgba(0, 0, 0, .45); }
.play-button::after { content: ""; position: absolute; left: 33px; top: 26px; border-left: 26px solid #22190a; border-top: 16px solid transparent; border-bottom: 16px solid transparent; }
.video-length { position: absolute; right: 14px; bottom: 14px; padding: 3px 9px; border-radius: 6px; background: rgba(0, 0, 0, .7); font-size: 14px; font-weight: 700; color: #fff; }

.role-video { display: inline-flex; align-items: center; gap: 10px; margin-top: 18px; padding: 0; border: 0; background: none; color: var(--gold-light); font-weight: 700; font-size: 15px; cursor: pointer; text-align: left; }
.role-video:hover { text-decoration: underline; text-underline-offset: 4px; }
.role-video .play-dot { background: var(--gold-light); }
.role-video .play-dot::after { border-left-color: var(--petrol); }
.roles-device .lang-note { display: inline; }

.video-dialog { width: min(1100px, 94vw); max-width: none; padding: 0; border: 0; border-radius: var(--radius); background: #000; overflow: visible; }
.video-dialog::backdrop { background: rgba(8, 22, 23, .85); }
.video-dialog-frame { position: relative; aspect-ratio: 16 / 9; border-radius: var(--radius); overflow: hidden; }
.dialog-close { position: absolute; right: 0; top: -54px; width: 44px; height: 44px; border: 0; border-radius: 50%; background: #fff; color: var(--petrol); font-size: 28px; line-height: 1; cursor: pointer; }

@media (max-width: 960px) {
  .video-grid { grid-template-columns: minmax(0, 1fr); }
}
@media (max-width: 640px) {
  .play-button { width: 64px; height: 64px; margin: -32px 0 0 -32px; }
  .play-button::after { left: 25px; top: 19px; border-left-width: 20px; border-top-width: 13px; border-bottom-width: 13px; }
}