@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@400;500;600;700;800&display=swap');

:root {
  --navy: #0A253E;
  --magenta: #F02469;
  --teal: #92DCE2;
  --white: #FFFFFF;
  --gray: #F9F9F9;
  --body: #0B2B33;
  --muted: #52606F;
  --line: #D8E3E6;
  --success: #137A52;
  --phone-width: 356px;
  --phone-height: 790px;
  --radius: 28px;
  --surface: #FFFFFF;
  --surface-2: #EFF7F8;
  --ink: #0A253E;
  --soft-ink: #52606F;
  --accent: #F02469;
  --support: #92DCE2;
  --shadow: 0 28px 70px rgba(10, 37, 62, .18);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body { margin: 0; min-width: 360px; background: #EAF2F3; color: var(--body); font-family: 'Poppins', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif; transition: background .45s ease, color .45s ease; }
button, input { font: inherit; }
button, a { -webkit-tap-highlight-color: transparent; }
button { cursor: pointer; }

.explorer-bar { min-height: 88px; position: sticky; top: 0; z-index: 100; display: grid; grid-template-columns: 230px minmax(0, 1fr) 300px; gap: 20px; align-items: center; padding: 14px 28px; background: rgba(255,255,255,.9); border-bottom: 1px solid rgba(10,37,62,.1); backdrop-filter: blur(18px); }
.explorer-brand { display: flex; align-items: center; gap: 12px; color: var(--navy); text-decoration: none; font-size: 12px; font-weight: 700; }
.explorer-brand img { width: 116px; height: auto; }
.concept-tabs { display: flex; gap: 8px; width: 100%; overflow-x: auto; padding: 4px 2px 7px; scrollbar-width: thin; scrollbar-color: var(--teal) transparent; }
.concept-tab { flex: 0 0 144px; }
.concept-tab, .motion-toggle { border: 1px solid #CAD8DC; color: var(--navy); background: white; min-height: 44px; border-radius: 14px; font-weight: 700; font-size: 10px; transition: transform .2s ease, background .2s ease, color .2s ease, border-color .2s ease; }
.concept-tab span { color: var(--magenta); margin-right: 7px; }
.concept-tab:hover, .motion-toggle:hover { transform: translateY(-2px); }
.concept-tab.active { background: var(--navy); color: white; border-color: var(--navy); box-shadow: 0 8px 22px rgba(10,37,62,.16); }
.explorer-actions { display: grid; grid-template-columns: repeat(3, 1fr); gap: 6px; }
.motion-toggle { padding: 0 8px; }

main { max-width: 1920px; margin: 0 auto; padding: 42px 52px 62px; }
.concept-hero { display: flex; align-items: flex-end; justify-content: space-between; gap: 36px; min-height: 190px; padding: 30px 34px; border-radius: 30px; background: linear-gradient(135deg, rgba(255,255,255,.84), rgba(255,255,255,.48)); border: 1px solid rgba(255,255,255,.75); position: relative; overflow: hidden; }
.concept-hero::after { content: ''; position: absolute; width: 360px; height: 360px; border-radius: 50%; background: var(--support); opacity: .23; right: -110px; top: -230px; }
.concept-kicker { color: var(--magenta); font-size: 13px; font-weight: 800; letter-spacing: .12em; text-transform: uppercase; }
.concept-hero h1 { margin: 8px 0 7px; font-size: clamp(32px, 3.2vw, 58px); line-height: 1.04; color: var(--navy); max-width: 850px; }
.concept-hero p { margin: 0; color: var(--muted); max-width: 760px; font-size: 15px; }
.concept-spec { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; min-width: 330px; position: relative; z-index: 1; }
.concept-spec span { min-height: 42px; display: grid; place-items: center; border-radius: 12px; color: var(--navy); background: rgba(255,255,255,.76); border: 1px solid rgba(10,37,62,.1); font-size: 11px; font-weight: 700; }

.screen-gallery { display: grid; grid-template-columns: repeat(4, minmax(var(--phone-width), 1fr)); gap: 46px 28px; align-items: start; justify-items: center; padding: 50px 0 20px; }
.screen-card { width: var(--phone-width); opacity: 0; transform: translateY(24px); animation: screenEnter .58s cubic-bezier(.2,.8,.2,1) forwards; animation-delay: calc(var(--screen-index) * 80ms); }
.phone-frame { width: var(--phone-width); height: var(--phone-height); border: 9px solid var(--navy); border-radius: 44px; overflow: hidden; background: var(--surface); box-shadow: var(--shadow); position: relative; display: flex; flex-direction: column; color: var(--ink); }
.phone-frame::before { content: ''; position: absolute; z-index: 30; left: 50%; transform: translateX(-50%); top: 0; width: 104px; height: 25px; border-radius: 0 0 16px 16px; background: var(--navy); }
.status-bar { height: 34px; flex: 0 0 34px; padding: 10px 19px 0; display: flex; justify-content: space-between; align-items: flex-start; color: var(--ink); font-size: 9px; background: var(--surface); }
.status-bar span { letter-spacing: 1px; }
.screen-body { flex: 1; min-height: 0; padding: 8px 19px 14px; display: flex; flex-direction: column; background: var(--surface); position: relative; overflow: hidden; }
.phone-header, .assignment-header { display: flex; align-items: center; justify-content: space-between; min-height: 46px; gap: 12px; }
.phone-header img { width: 111px; height: auto; }
.assignment-header h1 { margin: 0; font-size: 21px; color: var(--ink); }
.mini-action { border: 1px solid var(--line); min-width: 39px; height: 39px; padding: 0 10px; display: grid; place-items: center; border-radius: 14px; color: var(--ink); background: var(--surface); font-weight: 800; font-size: 11px; }
.screen-copy h2, .login-intro h2 { color: var(--ink); margin: 8px 0 5px; font-size: 24px; line-height: 1.12; }
.screen-copy p, .login-intro p { color: var(--soft-ink); margin: 0; font-size: 11px; line-height: 1.55; }
.overline { display: inline-flex; padding: 6px 9px; border-radius: 999px; background: #FFE7F0; color: #A90F47; font-size: 9px; font-weight: 800; }
.primary-action, .secondary-action, .directions-action, .ack-action, .text-action { border: 0; min-height: 49px; border-radius: 15px; padding: 12px 15px; font-weight: 800; font-size: 12px; transition: transform .2s ease, box-shadow .2s ease; }
.primary-action { color: white; background: var(--navy); box-shadow: 0 9px 20px rgba(10,37,62,.15); display: flex; align-items: center; justify-content: center; gap: 9px; }
.secondary-action { color: var(--navy); background: white; border: 1px solid #B9C9CE; display: flex; align-items: center; justify-content: center; gap: 9px; }
.primary-action:hover, .secondary-action:hover, .directions-action:hover, .ack-action:hover { transform: translateY(-2px); }
.ui-icon { display: inline-grid; place-items: center; flex: 0 0 auto; }

.language-visual { height: 248px; margin: 5px -19px 10px; position: relative; display: grid; place-items: center; overflow: hidden; background: var(--surface-2); }
.language-visual img { width: 100%; height: 100%; object-fit: cover; object-position: center; }
.signal-orbit { position: absolute; inset: 18px; border: 1px solid rgba(240,36,105,.25); border-radius: 50%; pointer-events: none; }
.signal-orbit i { width: 8px; height: 8px; position: absolute; border-radius: 50%; background: var(--magenta); }
.signal-orbit i:nth-child(1) { top: 8%; left: 25%; }
.signal-orbit i:nth-child(2) { top: 55%; right: 5%; background: var(--teal); }
.signal-orbit i:nth-child(3) { bottom: 7%; left: 13%; background: var(--navy); }
.language-actions { display: grid; gap: 9px; margin-top: auto; }
.step-dots { display: flex; justify-content: center; gap: 6px; padding-top: 13px; }
.step-dots i { width: 6px; height: 6px; border-radius: 99px; background: #CAD7DA; }
.step-dots i.active { width: 22px; background: var(--magenta); }

.login-intro { margin: 8px 0 20px; padding: 18px; background: var(--surface-2); border-radius: 20px; }
.login-form { display: grid; gap: 13px; }
.login-form label { display: grid; gap: 6px; color: var(--ink); font-size: 10px; font-weight: 700; }
.field-shell { min-height: 49px; display: grid; grid-template-columns: 24px 1fr auto; gap: 7px; align-items: center; border: 1px solid #BACBD0; border-radius: 14px; padding: 0 13px; color: var(--soft-ink); background: var(--surface); font-weight: 500; }
.login-form a { justify-self: end; color: var(--ink); text-decoration: none; font-size: 10px; font-weight: 800; }
.secure-note { margin-top: auto; text-align: center; color: var(--soft-ink); font-size: 9px; }

.notification-visual { width: 132px; height: 132px; margin: 13px auto 18px; display: grid; place-items: center; position: relative; }
.bell-shape { width: 77px; height: 88px; border-radius: 36px 36px 24px 24px; display: grid; place-items: center; background: var(--navy); color: white; font-size: 35px; position: relative; z-index: 2; }
.bell-shape::after { content: ''; width: 16px; height: 16px; border-radius: 50%; background: var(--magenta); border: 4px solid white; position: absolute; right: -4px; top: -2px; }
.pulse-ring { position: absolute; inset: 11px; border-radius: 50%; border: 2px solid var(--teal); animation: pulseRing 2.1s ease-out infinite; }
.pulse-ring.second { animation-delay: .7s; }
.notification-benefits { display: grid; gap: 9px; margin: 17px 0; }
.notification-benefits > div { display: grid; grid-template-columns: 40px 1fr; gap: 10px; align-items: center; }
.notification-benefits .ui-icon { width: 40px; height: 40px; border-radius: 13px; color: var(--navy); background: #DDF5F7; font-size: 14px; }
.notification-benefits b, .notification-benefits small { display: block; }
.notification-benefits b { color: var(--ink); font-size: 10px; }
.notification-benefits small { color: var(--soft-ink); font-size: 9px; margin-top: 2px; }
.permission-actions { display: grid; gap: 7px; margin-top: auto; }
.text-action { background: transparent; color: var(--ink); min-height: 40px; }

.assignment-screen { padding-bottom: 8px; }
.work-tabs { display: grid; grid-template-columns: 1fr 1fr; padding: 4px; margin: 6px 0 10px; background: #E6EEF0; border-radius: 12px; }
.work-tabs button { border: 0; min-height: 35px; border-radius: 9px; background: transparent; color: var(--soft-ink); font-size: 9px; font-weight: 700; }
.work-tabs button.active { background: white; color: var(--ink); box-shadow: 0 3px 9px rgba(10,37,62,.09); }
.assignment-layout { min-height: 0; display: flex; flex-direction: column; position: relative; }
.assignment-map { display: none; height: 170px; background: #DDECEF; border-radius: 20px; position: relative; overflow: hidden; }
.assignment-map svg { width: 100%; height: 100%; }
.road { fill: none; stroke: white; stroke-width: 18; opacity: .84; }
.route-line { fill: none; stroke: var(--magenta); stroke-width: 5; stroke-linecap: round; stroke-dasharray: 390; stroke-dashoffset: 390; animation: routeDraw 2.6s .4s ease forwards; }
.map-pin { position: absolute; right: 50px; top: 35px; width: 37px; height: 37px; border-radius: 50% 50% 50% 5px; transform: rotate(-45deg); display: grid; place-items: center; color: white; background: var(--magenta); box-shadow: 0 8px 18px rgba(240,36,105,.28); }
.assignment-panel { background: var(--navy); color: white; padding: 15px; border-radius: 20px; position: relative; overflow: hidden; }
.assignment-panel::after { content: ''; position: absolute; width: 150px; height: 150px; border: 29px solid rgba(146,220,226,.12); border-radius: 50%; right: -71px; top: -80px; }
.status-rail { display: flex; justify-content: space-between; align-items: center; position: relative; z-index: 1; }
.status-chip { display: inline-flex; align-items: center; gap: 6px; min-height: 27px; padding: 5px 9px; border-radius: 999px; color: #9E0B43; background: #FFE5EF; font-size: 8px; font-weight: 800; }
.status-chip i { width: 7px; height: 7px; border-radius: 50%; background: var(--magenta); }
.is-working .status-chip { color: var(--success); background: #DDF4E9; }
.is-working .status-chip i { background: var(--success); }
.assignment-id { color: rgba(255,255,255,.55); font-size: 8px; }
.assignment-panel h2 { margin: 10px 0 1px; font-size: 20px; line-height: 1.15; position: relative; z-index: 1; }
.client-line { margin: 0; color: rgba(255,255,255,.72); font-size: 9px; position: relative; z-index: 1; }
.shift-metrics { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; margin: 14px 0 11px; position: relative; z-index: 1; }
.shift-metrics > div { padding: 10px; border-radius: 13px; background: rgba(255,255,255,.1); border: 1px solid rgba(255,255,255,.15); }
.shift-metrics small, .shift-metrics b { display: block; }
.shift-metrics small { color: rgba(255,255,255,.6); font-size: 7px; }
.shift-metrics b { font-size: 16px; margin-top: 3px; }
.work-location { display: grid; grid-template-columns: 20px 1fr; gap: 6px; align-items: center; position: relative; z-index: 1; }
.work-location b, .work-location small { display: block; }
.work-location b { font-size: 9px; }
.work-location small { color: rgba(255,255,255,.66); font-size: 7px; margin-top: 2px; }
.directions-action { width: 100%; margin-top: 12px; min-height: 43px; background: var(--teal); color: var(--navy); position: relative; z-index: 1; }
.money-panel { display: grid; grid-template-columns: 1fr 1fr 35px; align-items: center; gap: 5px; background: white; border: 1px solid var(--line); border-radius: 15px; padding: 10px; margin-top: 9px; }
.money-panel div + div { border-left: 1px solid var(--line); padding-left: 9px; }
.money-panel small, .money-panel b { display: block; }
.money-panel small { color: var(--soft-ink); font-size: 7px; min-height: 19px; }
.money-panel b { color: var(--ink); font-size: 12px; }
.money-more { width: 31px; height: 31px; border: 0; border-radius: 9px; background: var(--surface-2); color: var(--ink); font-weight: 800; }
.earnings-note { margin: 6px 4px 0; color: var(--soft-ink); font-size: 7px; }
.assignment-footer { display: flex; justify-content: space-between; align-items: center; color: var(--soft-ink); font-size: 8px; padding: 9px 3px 7px; }
.assignment-footer b { color: var(--ink); }
.ack-action { width: 100%; min-height: 44px; background: var(--navy); color: white; }
.ack-action.acknowledged { background: #E3F4EB; color: var(--success); }
.app-nav { flex: 0 0 68px; display: grid; grid-template-columns: repeat(3, 1fr); background: var(--surface); border-top: 1px solid var(--line); padding: 6px 14px 9px; }
.app-nav-item { border: 0; background: transparent; color: #758790; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 2px; font-size: 8px; font-weight: 700; }
.app-nav-item .ui-icon { font-size: 16px; }
.app-nav-item.active { color: var(--ink); }
.app-nav-item.active .ui-icon { color: var(--magenta); }

.alerts-summary { display: flex; justify-content: space-between; align-items: center; margin: 8px 0 12px; }
.alerts-summary span { padding: 6px 9px; border-radius: 999px; background: #FFE6EF; color: #A90F47; font-size: 9px; font-weight: 800; }
.alerts-summary small { color: var(--soft-ink); font-size: 7px; }
.alert-timeline { display: grid; gap: 9px; position: relative; }
.alert-timeline::before { content: ''; width: 2px; background: var(--line); position: absolute; left: 20px; top: 15px; bottom: 15px; }
.alert-row { display: grid; grid-template-columns: 41px 1fr; gap: 10px; border: 1px solid var(--line); border-radius: 15px; padding: 11px; background: var(--surface); position: relative; }
.alert-row > .ui-icon { width: 39px; height: 39px; border-radius: 12px; background: #DDF5F7; color: var(--navy); position: relative; z-index: 1; }
.alert-row b, .alert-row p, .alert-row time { display: block; }
.alert-row b { color: var(--ink); font-size: 9px; padding-right: 8px; }
.alert-row p { color: var(--soft-ink); font-size: 7.5px; line-height: 1.45; margin: 3px 0; }
.alert-row time { color: #829199; font-size: 7px; }
.alert-row.unread::after { content: ''; width: 7px; height: 7px; border-radius: 50%; background: var(--magenta); position: absolute; top: 12px; right: 12px; }

.profile-identity { display: grid; grid-template-columns: 58px 1fr; gap: 12px; align-items: center; padding: 15px; margin: 8px 0 12px; color: white; background: var(--navy); border-radius: 18px; }
.avatar { width: 58px; height: 58px; border-radius: 17px; display: grid; place-items: center; color: var(--navy); background: var(--teal); font-size: 19px; font-weight: 800; }
.profile-identity h2 { margin: 0; font-size: 15px; }
.profile-identity p { margin: 3px 0 0; color: rgba(255,255,255,.7); font-size: 8px; }
.setting-list { display: grid; border: 1px solid var(--line); background: var(--surface); border-radius: 16px; overflow: hidden; }
.setting-row { min-height: 48px; border: 0; border-bottom: 1px solid var(--line); padding: 0 11px; display: grid; grid-template-columns: 28px 1fr auto; gap: 7px; align-items: center; text-align: left; background: transparent; color: var(--ink); }
.setting-row:last-child { border-bottom: 0; }
.setting-row.section-start { border-top: 7px solid var(--surface-2); }
.setting-row .ui-icon { color: var(--magenta); }
.setting-row b { font-size: 9px; }
.setting-row span:last-child { color: var(--soft-ink); font-size: 7px; }

.screen-caption { display: flex; justify-content: center; align-items: center; gap: 7px; padding-top: 13px; color: var(--navy); }
.screen-caption span { color: var(--magenta); font-size: 10px; font-weight: 800; }
.screen-caption b { font-size: 11px; }
.concept-footer { min-height: 75px; display: flex; justify-content: space-between; align-items: center; gap: 20px; padding: 20px 42px; background: var(--navy); color: rgba(255,255,255,.72); font-size: 10px; }

/* Concept 01 — Shift Signal */
body[data-concept="signal"] { background: #E7EFF1; }
body[data-concept="signal"] .phone-frame { --radius: 13px; }
body[data-concept="signal"] .assignment-panel,
body[data-concept="signal"] .money-panel,
body[data-concept="signal"] .login-intro,
body[data-concept="signal"] .alert-row,
body[data-concept="signal"] .profile-identity { border-radius: 8px 22px 8px 8px; }
body[data-concept="signal"] .assignment-panel::before { content: ''; position: absolute; z-index: 3; top: 0; bottom: 0; width: 70px; opacity: .15; background: linear-gradient(90deg, transparent, white, transparent); animation: signalSweep 2.8s ease-in-out infinite; }
body[data-concept="signal"] .status-rail { padding-left: 9px; border-left: 3px solid var(--magenta); }
body[data-concept="signal"] .directions-action,
body[data-concept="signal"] .primary-action,
body[data-concept="signal"] .ack-action { border-radius: 5px 15px 5px 5px; }
body[data-concept="signal"] .work-tabs { border-radius: 5px 12px 5px 5px; }
body[data-concept="signal"] .language-visual { clip-path: polygon(0 0, 100% 0, 100% 86%, 84% 100%, 0 100%); }

/* Concept 02 — Route Ahead */
body[data-concept="route"] { background: #E5F5F6; --surface-2: #E0F3F5; }
body[data-concept="route"] .concept-hero { background: linear-gradient(135deg, #FFFFFF, #E0F6F7); }
body[data-concept="route"] .assignment-map { display: block; }
body[data-concept="route"] .assignment-panel { margin: -58px 11px 0; background: white; color: var(--ink); box-shadow: 0 17px 36px rgba(10,37,62,.18); border: 1px solid var(--line); }
body[data-concept="route"] .assignment-panel::after { display: none; }
body[data-concept="route"] .assignment-panel h2 { font-size: 17px; }
body[data-concept="route"] .client-line,
body[data-concept="route"] .shift-metrics small,
body[data-concept="route"] .work-location small { color: var(--soft-ink); }
body[data-concept="route"] .assignment-id { color: var(--soft-ink); }
body[data-concept="route"] .shift-metrics { margin: 9px 0; }
body[data-concept="route"] .shift-metrics > div { background: var(--surface-2); border-color: transparent; color: var(--ink); }
body[data-concept="route"] .work-location { color: var(--ink); }
body[data-concept="route"] .directions-action { background: var(--navy); color: white; }
body[data-concept="route"] .money-panel { margin: 9px 11px 0; }
body[data-concept="route"] .earnings-note,
body[data-concept="route"] .assignment-footer,
body[data-concept="route"] .ack-action { margin-inline: 11px; }
body[data-concept="route"] .assignment-screen .work-tabs { order: 0; }
body[data-concept="route"] .language-visual { border-radius: 0 0 90px 90px; height: 270px; }
body[data-concept="route"] .login-intro { background: linear-gradient(135deg, #DFF6F7, #FFF0F5); border-radius: 28px 28px 90px 28px; }
body[data-concept="route"] .alert-timeline::before { background: var(--magenta); opacity: .35; }
body[data-concept="route"] .alert-row { border-radius: 22px; box-shadow: 0 8px 18px rgba(10,37,62,.06); }

/* Concept 03 — Calm Crew */
body[data-concept="calm"] { background: #F3F7F7; --surface-2: #F0F8F8; --shadow: 0 24px 60px rgba(10,37,62,.12); }
body[data-concept="calm"] .concept-hero { background: #FFFFFF; }
body[data-concept="calm"] .phone-frame { border-width: 6px; border-color: #173A49; border-radius: 54px; }
body[data-concept="calm"] .phone-frame::before { width: 92px; height: 22px; }
body[data-concept="calm"] .screen-body { padding-inline: 23px; }
body[data-concept="calm"] .language-visual { margin-inline: -23px; height: 280px; border-radius: 0 0 46% 46% / 0 0 17% 17%; animation: softFloat 5s ease-in-out infinite; }
body[data-concept="calm"] .screen-copy h2,
body[data-concept="calm"] .login-intro h2 { font-size: 26px; letter-spacing: -.02em; }
body[data-concept="calm"] .primary-action,
body[data-concept="calm"] .secondary-action,
body[data-concept="calm"] .ack-action { border-radius: 999px; }
body[data-concept="calm"] .login-intro { padding: 22px; border-radius: 26px; background: #F4FAFA; border: 1px solid #DCEAEC; }
body[data-concept="calm"] .field-shell { border-radius: 18px; }
body[data-concept="calm"] .notification-visual { margin-top: 28px; }
body[data-concept="calm"] .assignment-panel { background: white; color: var(--ink); border: 1px solid var(--line); border-radius: 28px; box-shadow: 0 12px 30px rgba(10,37,62,.08); }
body[data-concept="calm"] .assignment-panel::after { background: transparent; border-color: rgba(146,220,226,.26); }
body[data-concept="calm"] .client-line,
body[data-concept="calm"] .shift-metrics small,
body[data-concept="calm"] .work-location small { color: var(--soft-ink); }
body[data-concept="calm"] .assignment-id { color: var(--soft-ink); }
body[data-concept="calm"] .shift-metrics > div { color: var(--ink); background: #F3F9F9; border-color: #DEEAEC; border-radius: 18px; }
body[data-concept="calm"] .work-location { color: var(--ink); }
body[data-concept="calm"] .money-panel { border: 0; background: #F4F9FA; border-radius: 20px; }
body[data-concept="calm"] .directions-action { border-radius: 999px; }
body[data-concept="calm"] .app-nav { margin: 0 13px 10px; border: 0; border-radius: 22px; box-shadow: 0 7px 22px rgba(10,37,62,.1); flex-basis: 63px; }
body[data-concept="calm"] .alert-row { border-radius: 22px; border: 0; box-shadow: 0 8px 20px rgba(10,37,62,.07); padding: 14px; }
body[data-concept="calm"] .profile-identity { border-radius: 26px; background: linear-gradient(145deg, #0A253E, #164B57); }
body[data-concept="calm"] .setting-list { border-radius: 22px; }

/* Concept 04 — Night Shift */
body[data-concept="night"] { background: #061A29; color: white; --surface: #071E2E; --surface-2: #0F3042; --ink: #FFFFFF; --soft-ink: #9EB1BC; --line: #264757; --shadow: 0 30px 80px rgba(0,0,0,.42); }
body[data-concept="night"] .explorer-bar { background: rgba(6,26,41,.92); border-color: #284554; }
body[data-concept="night"] .explorer-brand { color: white; }
body[data-concept="night"] .explorer-brand img { background: white; border-radius: 10px; padding: 4px 8px; }
body[data-concept="night"] .concept-tab,
body[data-concept="night"] .motion-toggle { color: white; background: #0E3042; border-color: #2D5263; }
body[data-concept="night"] .concept-tab.active { background: var(--magenta); border-color: var(--magenta); }
body[data-concept="night"] .concept-tab.active span { color: white; }
body[data-concept="night"] .concept-hero { background: radial-gradient(circle at 80% 10%, rgba(146,220,226,.18), transparent 35%), #0A2738; border-color: #244556; }
body[data-concept="night"] .concept-hero h1 { color: white; }
body[data-concept="night"] .concept-hero p { color: #A7BBC5; }
body[data-concept="night"] .concept-spec span { color: white; background: #113548; border-color: #315366; }
body[data-concept="night"] .phone-frame { border-color: #173D52; }
body[data-concept="night"] .phone-frame::before { background: #041724; }
body[data-concept="night"] .phone-header img { background: white; padding: 5px 8px; border-radius: 9px; }
body[data-concept="night"] .language-visual { background: #0C2A3B; }
body[data-concept="night"] .language-visual img { opacity: .78; mix-blend-mode: screen; }
body[data-concept="night"] .overline { color: #FFB5CF; background: rgba(240,36,105,.17); }
body[data-concept="night"] .primary-action,
body[data-concept="night"] .ack-action { background: var(--magenta); color: white; box-shadow: 0 0 28px rgba(240,36,105,.2); }
body[data-concept="night"] .secondary-action { color: white; background: #113448; border-color: #365668; }
body[data-concept="night"] .login-intro { background: #0F3042; }
body[data-concept="night"] .field-shell { border-color: #315365; background: #0B2A3B; }
body[data-concept="night"] .bell-shape { background: #123D50; box-shadow: 0 0 34px rgba(146,220,226,.2); }
body[data-concept="night"] .notification-benefits .ui-icon { background: #103A4C; color: var(--teal); }
body[data-concept="night"] .work-tabs { background: #0E3042; }
body[data-concept="night"] .work-tabs button.active { color: white; background: #19455A; box-shadow: none; }
body[data-concept="night"] .assignment-panel { background: linear-gradient(145deg, #102F42, #071E2E); border: 1px solid #315365; animation: nightGlow 3s ease-in-out infinite; }
body[data-concept="night"] .status-chip { color: #FFB1CD; background: rgba(240,36,105,.14); }
body[data-concept="night"] .shift-metrics > div { background: #12374A; border-color: #315365; }
body[data-concept="night"] .money-panel { background: #0E3042; border-color: #315365; }
body[data-concept="night"] .money-more { color: white; background: #183E51; }
body[data-concept="night"] .ack-action.acknowledged { color: #B8F3D8; background: rgba(19,122,82,.23); border: 1px solid rgba(184,243,216,.25); }
body[data-concept="night"] .app-nav { background: #061A29; }
body[data-concept="night"] .app-nav-item.active { color: white; }
body[data-concept="night"] .alerts-summary span { color: #FFB0CC; background: rgba(240,36,105,.14); }
body[data-concept="night"] .alert-row { background: #0D2D3E; border-color: #284A5B; }
body[data-concept="night"] .alert-row > .ui-icon { color: var(--teal); background: #123B4D; }
body[data-concept="night"] .profile-identity { background: linear-gradient(145deg, #113C50, #0A253E); border: 1px solid #315365; }
body[data-concept="night"] .setting-list { background: #0D2D3E; }
body[data-concept="night"] .setting-row.section-start { border-top-color: #061A29; }
body[data-concept="night"] .screen-caption { color: white; }

/* Concept 05 — Kinetic Blocks */
body[data-concept="kinetic"] { background-color: #E8F4F5; background-image: linear-gradient(rgba(10,37,62,.035) 1px, transparent 1px), linear-gradient(90deg, rgba(10,37,62,.035) 1px, transparent 1px); background-size: 28px 28px; }
body[data-concept="kinetic"] .concept-hero { background: linear-gradient(115deg, #FFFFFF 0 58%, #CFF1F3 58% 79%, #FFE4EE 79%); border-radius: 9px 34px 9px 34px; }
body[data-concept="kinetic"] .concept-spec span:nth-child(2),
body[data-concept="kinetic"] .concept-spec span:nth-child(3) { transform: translateY(8px); }
body[data-concept="kinetic"] .phone-frame { border-radius: 27px; }
body[data-concept="kinetic"] .screen-body { background-image: linear-gradient(rgba(10,37,62,.025) 1px, transparent 1px), linear-gradient(90deg, rgba(10,37,62,.025) 1px, transparent 1px); background-size: 22px 22px; }
body[data-concept="kinetic"] .language-visual { height: 275px; margin: 8px 0 12px; border-radius: 8px 30px 8px 8px; transform: rotate(-1deg); box-shadow: 9px 9px 0 var(--teal); }
body[data-concept="kinetic"] .screen-copy { background: white; border: 1px solid var(--line); border-radius: 8px 8px 27px 8px; padding: 13px; }
body[data-concept="kinetic"] .language-actions { grid-template-columns: 1fr 1fr; }
body[data-concept="kinetic"] .language-actions button { min-width: 0; }
body[data-concept="kinetic"] .login-intro { border-radius: 7px 28px 7px 7px; background: var(--teal); transform: translateX(5px); box-shadow: -8px 8px 0 #FFE4EE; }
body[data-concept="kinetic"] .login-form label:nth-child(2) { margin-left: 18px; }
body[data-concept="kinetic"] .field-shell { border-radius: 6px 18px 6px 6px; background: white; }
body[data-concept="kinetic"] .notification-visual { border-radius: 8px 36px; background: #DFF4F5; }
body[data-concept="kinetic"] .notification-benefits { grid-template-columns: 1fr 1fr; }
body[data-concept="kinetic"] .notification-benefits > div { grid-template-columns: 36px 1fr; padding: 8px; border: 1px solid var(--line); background: white; border-radius: 7px 18px 7px 7px; }
body[data-concept="kinetic"] .assignment-panel { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; border-radius: 7px 29px 7px 7px; }
body[data-concept="kinetic"] .status-rail,
body[data-concept="kinetic"] .assignment-panel h2,
body[data-concept="kinetic"] .client-line { grid-column: 1 / -1; }
body[data-concept="kinetic"] .shift-metrics { grid-column: 1 / -1; margin: 8px 0 2px; }
body[data-concept="kinetic"] .work-location { padding: 8px; background: rgba(255,255,255,.1); border-radius: 5px 15px 5px 5px; }
body[data-concept="kinetic"] .directions-action { margin: 0; align-self: stretch; border-radius: 5px 17px 5px 5px; }
body[data-concept="kinetic"] .money-panel { border-radius: 7px 20px 7px 7px; box-shadow: 7px 7px 0 #DDF3F4; }
body[data-concept="kinetic"] .block-shift .shift-metrics > div:first-child { animation: blockHop .55s ease; }
body[data-concept="kinetic"] .block-shift .shift-metrics > div:last-child { animation: blockHop .55s .08s ease; }
body[data-concept="kinetic"] .alert-row:nth-child(odd) { margin-right: 16px; border-radius: 6px 21px 6px 6px; }
body[data-concept="kinetic"] .alert-row:nth-child(even) { margin-left: 16px; border-radius: 21px 6px 6px 6px; }
body[data-concept="kinetic"] .setting-row:nth-child(3n + 1) { background: #EFF9F9; }

/* Concept 06 — Orbit Flow */
body[data-concept="orbit"] { background: radial-gradient(circle at 50% 12%, #D7F2F4 0 17%, transparent 42%), #EEF5F6; }
body[data-concept="orbit"] .concept-hero { border-radius: 90px 28px 90px 28px; background: radial-gradient(circle at 88% 50%, rgba(240,36,105,.16) 0 7%, transparent 8% 14%, rgba(146,220,226,.28) 15% 24%, transparent 25%), white; }
body[data-concept="orbit"] .phone-frame { border-radius: 70px; transform: perspective(1200px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg)); transition: transform .18s ease-out; }
body[data-concept="orbit"] .phone-frame::before { width: 80px; border-radius: 0 0 28px 28px; }
body[data-concept="orbit"] .language-visual { width: 272px; height: 272px; margin: 8px auto 13px; border-radius: 50%; border: 9px solid white; box-shadow: 0 0 0 2px var(--teal), 0 20px 40px rgba(10,37,62,.13); }
body[data-concept="orbit"] .signal-orbit { inset: -13px; animation: orbitSpin 9s linear infinite; }
body[data-concept="orbit"] .screen-copy { text-align: center; }
body[data-concept="orbit"] .language-actions { grid-template-columns: 1fr 1fr; gap: 11px; }
body[data-concept="orbit"] .language-actions button { border-radius: 50%; aspect-ratio: 1.45; }
body[data-concept="orbit"] .login-intro { width: 220px; height: 220px; border-radius: 50%; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; margin: 5px auto 13px; background: #E3F5F6; box-shadow: 0 0 0 10px white, 0 0 0 12px #CAE9EB; }
body[data-concept="orbit"] .login-form { grid-template-columns: 1fr 1fr; }
body[data-concept="orbit"] .login-form label { grid-column: 1 / -1; }
body[data-concept="orbit"] .login-form a { align-self: center; justify-self: start; }
body[data-concept="orbit"] .notification-visual { width: 190px; height: 190px; }
body[data-concept="orbit"] .notification-benefits { grid-template-columns: 1fr 1fr; }
body[data-concept="orbit"] .notification-benefits > div { display: flex; flex-direction: column; text-align: center; padding: 8px; }
body[data-concept="orbit"] .notification-benefits .ui-icon { border-radius: 50%; margin-bottom: 5px; }
body[data-concept="orbit"] .assignment-panel { border-radius: 42px; padding: 20px; box-shadow: inset 0 0 0 1px rgba(255,255,255,.18), 0 17px 32px rgba(10,37,62,.2); }
body[data-concept="orbit"] .assignment-panel::before { content: ''; position: absolute; inset: 9px; border: 1px solid rgba(146,220,226,.26); border-radius: 35px; pointer-events: none; animation: orbitPulse 3s ease-in-out infinite; }
body[data-concept="orbit"] .shift-metrics { justify-content: center; }
body[data-concept="orbit"] .shift-metrics > div { border-radius: 50%; min-height: 84px; display: grid; align-content: center; text-align: center; }
body[data-concept="orbit"] .directions-action { width: 155px; margin-inline: auto; border-radius: 999px; }
body[data-concept="orbit"] .money-panel { border-radius: 999px; }
body[data-concept="orbit"] .app-nav { margin: 0 18px 10px; border-radius: 999px; border: 0; box-shadow: 0 8px 25px rgba(10,37,62,.14); }
body[data-concept="orbit"] .app-nav-item .ui-icon { width: 27px; height: 27px; border-radius: 50%; }
body[data-concept="orbit"] .app-nav-item.active .ui-icon { background: #FFE3ED; }
body[data-concept="orbit"] .alert-timeline::before { left: 50%; width: 1px; }
body[data-concept="orbit"] .alert-row:nth-child(odd) { margin-right: 32px; border-radius: 28px 28px 8px 28px; }
body[data-concept="orbit"] .alert-row:nth-child(even) { margin-left: 32px; border-radius: 28px 28px 28px 8px; }
body[data-concept="orbit"] .profile-identity { border-radius: 60px; }
body[data-concept="orbit"] .avatar { border-radius: 50%; }

/* Concept 07 — Pop Shift */
body[data-concept="pop"] { background-color: #F7FAFA; background-image: radial-gradient(rgba(240,36,105,.16) 1.3px, transparent 1.3px); background-size: 18px 18px; }
body[data-concept="pop"] .concept-hero { border: 3px solid var(--navy); border-radius: 25px; background: linear-gradient(120deg, white 0 66%, #92DCE2 66%); box-shadow: 10px 10px 0 var(--magenta); transform: rotate(-.25deg); }
body[data-concept="pop"] .concept-spec span { border: 2px solid var(--navy); box-shadow: 3px 3px 0 var(--navy); }
body[data-concept="pop"] .phone-frame { border-width: 7px; border-radius: 36px; box-shadow: 10px 12px 0 var(--navy), 0 30px 60px rgba(10,37,62,.14); }
body[data-concept="pop"] .overline { border: 1px solid #C40F50; transform: rotate(-2deg); box-shadow: 3px 3px 0 #FFD2E2; }
body[data-concept="pop"] .language-visual { margin-top: 11px; border: 2px solid var(--navy); border-radius: 22px; transform: rotate(1deg); }
body[data-concept="pop"] .language-actions .primary-action { transform: rotate(-1deg); }
body[data-concept="pop"] .language-actions .secondary-action { transform: rotate(1deg); }
body[data-concept="pop"] .primary-action,
body[data-concept="pop"] .secondary-action,
body[data-concept="pop"] .directions-action,
body[data-concept="pop"] .ack-action { border: 2px solid var(--navy); box-shadow: 0 5px 0 var(--navy); border-radius: 18px; }
body[data-concept="pop"] .primary-action:active,
body[data-concept="pop"] .secondary-action:active,
body[data-concept="pop"] .directions-action:active,
body[data-concept="pop"] .ack-action:active { transform: translateY(4px); box-shadow: 0 1px 0 var(--navy); }
body[data-concept="pop"] .login-intro { border: 2px solid var(--navy); transform: rotate(-1deg); box-shadow: 7px 7px 0 #D9F3F4; }
body[data-concept="pop"] .notification-visual { animation: popWiggle 2.8s ease-in-out infinite; }
body[data-concept="pop"] .notification-benefits > div:first-child { transform: rotate(-1deg); }
body[data-concept="pop"] .notification-benefits > div:last-child { transform: rotate(1deg); }
body[data-concept="pop"] .assignment-panel { border: 2px solid #061C31; transform: rotate(-.65deg); box-shadow: 7px 8px 0 var(--teal); }
body[data-concept="pop"] .status-chip { transform: rotate(-2deg); border: 1px solid #B20C47; }
body[data-concept="pop"] .money-panel { border: 2px solid var(--navy); transform: rotate(.6deg); box-shadow: 5px 5px 0 #FFE1EC; }
body[data-concept="pop"] .celebrate::before,
body[data-concept="pop"] .celebrate::after { content: '✦  •  ✧  •  ✦'; position: absolute; z-index: 8; left: 12px; right: 12px; top: 20px; color: var(--magenta); text-align: center; letter-spacing: 10px; pointer-events: none; animation: confettiPop .85s ease-out forwards; }
body[data-concept="pop"] .celebrate::after { top: 88px; color: var(--teal); animation-delay: .06s; }
body[data-concept="pop"] .alert-row { border: 2px solid var(--navy); box-shadow: 4px 4px 0 #D8F1F2; }
body[data-concept="pop"] .alert-row:nth-child(odd) { transform: rotate(-.5deg); }
body[data-concept="pop"] .alert-row:nth-child(even) { transform: rotate(.5deg); }
body[data-concept="pop"] .setting-list { border: 2px solid var(--navy); box-shadow: 6px 6px 0 #FFE1EB; }

/* Concept 08 — Split Focus */
body[data-concept="split"] { background: linear-gradient(90deg, #E1F3F4 0 50%, #FCEAF1 50%); }
body[data-concept="split"] .concept-hero { background: linear-gradient(90deg, var(--navy) 0 50%, var(--teal) 50%); border-radius: 28px 8px 28px 8px; }
body[data-concept="split"] .concept-kicker,
body[data-concept="split"] .concept-hero h1,
body[data-concept="split"] .concept-hero p { color: white; max-width: 48%; }
body[data-concept="split"] .concept-hero::after { left: 50%; right: auto; width: 2px; height: 100%; top: 0; border-radius: 0; background: white; opacity: .55; }
body[data-concept="split"] .concept-spec { max-width: 43%; }
body[data-concept="split"] .phone-frame { border-radius: 30px 54px 30px 54px; }
body[data-concept="split"] .language-screen { display: grid; grid-template-columns: 1fr 1fr; grid-template-rows: 46px 295px auto 1fr auto; gap: 10px; }
body[data-concept="split"] .language-screen .phone-header { grid-column: 1 / -1; }
body[data-concept="split"] .language-visual { grid-column: 2; grid-row: 2 / 4; width: calc(100% + 19px); height: 100%; margin: 0 -19px 0 0; border-radius: 100px 0 0 100px; }
body[data-concept="split"] .language-visual img { width: 220%; object-position: 53% center; }
body[data-concept="split"] .language-screen .screen-copy { grid-column: 1; grid-row: 2; align-self: center; }
body[data-concept="split"] .language-actions { grid-column: 1 / -1; grid-row: 4; align-self: end; grid-template-columns: 1fr 1fr; }
body[data-concept="split"] .language-screen .step-dots { grid-column: 1 / -1; grid-row: 5; }
body[data-concept="split"] .login-intro { width: 52%; border-radius: 16px 0 0 16px; border-right: 5px solid var(--magenta); }
body[data-concept="split"] .login-form { margin-top: -144px; margin-left: 48%; padding: 13px 0 13px 13px; background: #EFF9F9; border-radius: 0 18px 18px 0; }
body[data-concept="split"] .notification-screen::before { content: ''; position: absolute; left: 50%; top: 54px; bottom: 0; width: 1px; background: var(--line); }
body[data-concept="split"] .notification-visual { margin-left: 9px; }
body[data-concept="split"] .notification-screen .screen-copy { width: 49%; margin-left: auto; margin-top: -170px; padding-left: 14px; }
body[data-concept="split"] .notification-benefits { margin-top: 54px; grid-template-columns: 1fr 1fr; }
body[data-concept="split"] .assignment-panel { background: linear-gradient(90deg, #0A253E 0 50%, #164653 50%); border-radius: 18px 5px 18px 5px; }
body[data-concept="split"] .assignment-panel::before { content: ''; position: absolute; left: 50%; top: 0; bottom: 0; width: 1px; background: rgba(255,255,255,.18); }
body[data-concept="split"] .shift-metrics > div:first-child { transform: translateX(-4px); }
body[data-concept="split"] .shift-metrics > div:last-child { transform: translateX(4px); }
body[data-concept="split"] .split-swapped .assignment-panel { animation: splitSwap .65s ease; background: linear-gradient(90deg, #164653 0 50%, #0A253E 50%); }
body[data-concept="split"] .money-panel { background: linear-gradient(90deg, #F0FAFA 0 50%, #FFF1F6 50%); }
body[data-concept="split"] .alert-row:nth-child(odd) { border-left: 5px solid var(--teal); }
body[data-concept="split"] .alert-row:nth-child(even) { border-right: 5px solid var(--magenta); }
body[data-concept="split"] .profile-identity { background: linear-gradient(90deg, var(--navy) 0 50%, #174653 50%); }
body[data-concept="split"] .setting-row:nth-child(odd) { background: #F1FAFA; }
body[data-concept="split"] .setting-row:nth-child(even) { background: #FFF4F8; }

/* Concept 09 — Pulse Deck */
body[data-concept="deck"] { background: linear-gradient(145deg, #E7F2F3, #FCEEF3); }
body[data-concept="deck"] .concept-hero { background: linear-gradient(145deg, white, #EDF8F9); box-shadow: 0 15px 0 rgba(146,220,226,.42), 0 30px 0 rgba(240,36,105,.11); }
body[data-concept="deck"] .phone-frame { border-radius: 46px; transform: perspective(1300px) rotateX(var(--tilt-x, 0deg)) rotateY(var(--tilt-y, 0deg)); transition: transform .2s ease; }
body[data-concept="deck"] .language-visual { border-radius: 24px; transform: translateY(0) rotate(-1deg); box-shadow: 0 11px 0 #CDEBED, 0 22px 0 #FCE0EA; }
body[data-concept="deck"] .screen-copy { padding: 15px; margin-top: 10px; background: white; border: 1px solid var(--line); border-radius: 20px; box-shadow: 0 7px 0 #DDF3F4; }
body[data-concept="deck"] .login-intro { box-shadow: 0 8px 0 #D8EFF0, 0 16px 0 #FBE4EC; }
body[data-concept="deck"] .login-form { padding-top: 13px; }
body[data-concept="deck"] .notification-visual { box-shadow: 0 9px 0 #D4EFF0, 0 18px 0 #FBE1EA; border-radius: 30px; }
body[data-concept="deck"] .assignment-map { display: block; height: 132px; opacity: .75; }
body[data-concept="deck"] .assignment-panel { margin-top: -94px; margin-inline: 9px; border: 1px solid rgba(255,255,255,.25); box-shadow: 0 9px 0 #173F4D, 0 18px 0 rgba(146,220,226,.58); transform-origin: 50% 120%; transition: transform .55s cubic-bezier(.2,.8,.2,1), opacity .4s ease; }
body[data-concept="deck"] .assignment-panel::before,
body[data-concept="deck"] .assignment-panel::after { content: ''; position: absolute; z-index: -1; inset: 9px -5px -10px 5px; border-radius: 20px; background: #173F4D; }
body[data-concept="deck"] .assignment-panel::after { inset: 18px -10px -20px 10px; background: var(--teal); opacity: .55; }
body[data-concept="deck"] .deck-open .assignment-panel { transform: translateY(68px) rotate(2deg) scale(.96); }
body[data-concept="deck"] .deck-open .assignment-map { opacity: 1; animation: deckReveal .55s ease; }
body[data-concept="deck"] .money-panel { margin-inline: 17px; border-radius: 18px; box-shadow: 0 7px 0 #D9EFF0; }
body[data-concept="deck"] .alert-row { margin-top: -5px; box-shadow: 0 6px 0 #E0EFF1; transition: transform .2s ease; }
body[data-concept="deck"] .alert-row:hover { transform: translateX(8px) rotate(.4deg); }
body[data-concept="deck"] .profile-identity { box-shadow: 0 8px 0 #174553, 0 16px 0 rgba(146,220,226,.55); margin-bottom: 27px; }
body[data-concept="deck"] .setting-list { box-shadow: 0 8px 0 #E1EFF1, 0 16px 0 #FBE4EC; }
body[data-concept="deck"] .money-highlight { animation: moneyPulse .6s ease; }
.notification-play .bell-shape { animation: bellTap .55s cubic-bezier(.2,.9,.3,1.25); }

.motion-paused *, .motion-paused *::before, .motion-paused *::after { animation-play-state: paused !important; }

@keyframes screenEnter { to { opacity: 1; transform: translateY(0); } }
@keyframes pulseRing { 0% { transform: scale(.68); opacity: .8; } 90%, 100% { transform: scale(1.35); opacity: 0; } }
@keyframes routeDraw { to { stroke-dashoffset: 0; } }
@keyframes signalSweep { 0% { left: -100px; } 55%, 100% { left: 120%; } }
@keyframes softFloat { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-5px); } }
@keyframes nightGlow { 0%, 100% { box-shadow: 0 0 0 rgba(146,220,226,0); } 50% { box-shadow: 0 0 28px rgba(146,220,226,.12); } }
@keyframes blockHop { 0%,100% { transform: translateY(0) rotate(0); } 45% { transform: translateY(-8px) rotate(-2deg); } }
@keyframes orbitSpin { to { transform: rotate(360deg); } }
@keyframes orbitPulse { 0%,100% { transform: scale(1); opacity: .7; } 50% { transform: scale(.97); opacity: .25; } }
@keyframes popWiggle { 0%,88%,100% { transform: rotate(0); } 91% { transform: rotate(-3deg); } 95% { transform: rotate(3deg); } }
@keyframes confettiPop { 0% { transform: translateY(35px) scale(.4); opacity: 0; } 55% { opacity: 1; } 100% { transform: translateY(-25px) scale(1.15); opacity: 0; } }
@keyframes splitSwap { 0%,100% { clip-path: inset(0 0 0 0); } 50% { clip-path: inset(0 48% 0 48%); } }
@keyframes deckReveal { from { transform: translateY(18px) scale(.96); opacity: .4; } to { transform: translateY(0) scale(1); opacity: 1; } }
@keyframes moneyPulse { 0%,100% { transform: scale(1); } 50% { transform: scale(1.035); box-shadow: 0 0 0 5px rgba(146,220,226,.25); } }
@keyframes bellTap { 0%,100% { transform: rotate(0) scale(1); } 35% { transform: rotate(-8deg) scale(1.08); } 70% { transform: rotate(8deg) scale(1.08); } }

@media (max-width: 1580px) {
  .screen-gallery { grid-template-columns: repeat(3, minmax(var(--phone-width), 1fr)); }
}

@media (max-width: 1180px) {
  .explorer-bar { grid-template-columns: 1fr auto; }
  .concept-tabs { grid-row: 2; grid-column: 1 / -1; }
  .screen-gallery { grid-template-columns: repeat(2, minmax(var(--phone-width), 1fr)); }
  .concept-hero { align-items: flex-start; flex-direction: column; }
  .concept-spec { min-width: 0; width: 100%; grid-template-columns: repeat(4, 1fr); }
}

@media (max-width: 790px) {
  main { padding-inline: 18px; }
  .explorer-bar { position: relative; grid-template-columns: 1fr; padding-inline: 18px; }
  .explorer-brand span { display: none; }
  .explorer-actions { display: grid; grid-column: 1; grid-row: 2; }
  .concept-tabs { grid-column: 1; grid-row: 3; }
  .screen-gallery { grid-template-columns: 1fr; }
  .concept-spec { grid-template-columns: 1fr 1fr; }
  .concept-footer { align-items: flex-start; flex-direction: column; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after { animation-duration: .001ms !important; animation-iteration-count: 1 !important; scroll-behavior: auto !important; transition-duration: .001ms !important; }
}