:root {
  --ink: #09223a;
  --ink-soft: #506779;
  --muted: #7f919e;
  --line: #d8e9e0;
  --line-strong: #b8ddca;
  --surface: #ffffff;
  --mint: #f4fbf7;
  --mint-strong: #e4f7ec;
  --green: #09ad50;
  --green-dark: #078b40;
  --green-soft: #e5f8ec;
  --blue: #3377f6;
  --danger: #d64242;
  --shadow: 0 18px 48px rgba(17, 63, 46, .08);
  --radius-lg: 20px;
  --radius-md: 14px;
  --radius-sm: 10px;
  font-family: "Noto Sans Thai", "Leelawadee UI", Thonburi, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
}

* { box-sizing: border-box; }
html { min-width: 320px; background: #edf6f1; }
body { margin: 0; min-height: 100vh; color: var(--ink); background: radial-gradient(circle at 88% 4%, #e9f9ef 0, transparent 28%), #f7fbf9; }
body.auth-open { overflow: hidden; }
body.auth-open .app-shell { display: none; }
button, input { font: inherit; }
button { color: inherit; }
svg { width: 1.25rem; height: 1.25rem; fill: none; stroke: currentColor; stroke-width: 1.8; stroke-linecap: round; stroke-linejoin: round; }
.is-hidden { display: none !important; }

.app-shell { width: min(1800px, calc(100% - 32px)); margin: 18px auto; background: rgba(255,255,255,.93); border: 1px solid #dcebe3; border-radius: 24px; box-shadow: var(--shadow); overflow: hidden; backdrop-filter: blur(14px); }
.topbar { min-height: 82px; padding: 14px 22px; display: grid; grid-template-columns: minmax(300px, 1fr) auto minmax(250px, 1fr); align-items: center; gap: 22px; border-bottom: 1px solid var(--line); }
.brand-lockup { display: flex; align-items: center; gap: 14px; min-width: 0; }
.brand-mark { display: inline-flex; align-items: center; gap: 8px; flex: none; }
.brand-icon { width: 42px; height: 48px; object-fit: contain; }
.brand-wordmark { width: 112px; height: 34px; object-fit: contain; }
.brand-product { font-weight: 760; font-size: 1.02rem; white-space: nowrap; border-left: 1px solid var(--line); padding-left: 14px; }
.server-state { display: flex; gap: 10px; align-items: center; min-width: 190px; }
.server-state > span:last-child { display: grid; }
.server-state strong { font-size: .9rem; }
.server-state small { color: var(--ink-soft); font-size: .75rem; }
.status-dot, .mini-dot { width: 10px; height: 10px; border-radius: 50%; background: var(--green); box-shadow: 0 0 0 6px rgba(9,173,80,.12); flex: none; }
.server-state.is-error .status-dot { background: var(--danger); box-shadow: 0 0 0 6px rgba(214,66,66,.12); }
.server-state.is-warning .status-dot { background: #dd9f15; box-shadow: 0 0 0 6px rgba(221,159,21,.13); }
.topbar-actions { display: flex; justify-content: flex-end; gap: 10px; }
.icon-button, .secondary-button { border: 1px solid transparent; background: #f8fbf9; padding: 9px 12px; border-radius: 11px; display: inline-flex; align-items: center; gap: 7px; cursor: pointer; font-weight: 650; transition: .18s ease; }
.icon-button:hover, .secondary-button:hover { background: var(--mint-strong); border-color: var(--line-strong); }
.account-summary { display: flex; align-items: center; gap: 9px; min-width: 0; padding-left: 10px; border-left: 1px solid var(--line); }
.account-avatar { display: grid; place-items: center; flex: none; width: 34px; height: 34px; border-radius: 11px; background: var(--green-soft); color: var(--green-dark); font-size: .88rem; font-weight: 800; }
.account-copy { display: grid; min-width: 0; line-height: 1.28; }
.account-copy strong, .account-copy small { max-width: 150px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.account-copy strong { font-size: .75rem; }
.account-copy small { color: var(--ink-soft); font-size: .64rem; }
.account-logout { flex: none; padding: 7px 9px; border: 1px solid var(--line); border-radius: 9px; background: white; color: var(--ink-soft); font-size: .7rem; font-weight: 700; cursor: pointer; }
.account-logout:hover { color: var(--danger); border-color: #f0bbbb; background: #fff9f9; }
.account-logout:disabled { opacity: .5; cursor: wait; }
.membership-bar { display: grid; grid-template-columns: auto auto 1fr; align-items: center; gap: 12px 26px; padding: 11px 22px; border-bottom: 1px solid var(--line); background: #f3fbf6; }
.membership-status, .membership-credits { display: flex; align-items: center; gap: 8px; min-width: 0; }
.membership-credits { flex-wrap: wrap; }
.membership-label { color: var(--ink-soft); font-size: .72rem; }
.membership-credits strong { color: var(--green-dark); font-size: .88rem; font-variant-numeric: tabular-nums; white-space: nowrap; }
.membership-credits small { color: var(--ink-soft); font-size: .68rem; }
.tier-badge { display: inline-flex; align-items: center; min-height: 25px; padding: 2px 9px; border: 1px solid var(--line-strong); border-radius: 7px; color: var(--ink); background: white; font-size: .72rem; white-space: nowrap; }
.tier-badge.is-vip { border-color: #d9b75c; color: #684a06; background: #fff3cf; }
.membership-rule { justify-self: end; margin: 0; color: var(--ink-soft); font-size: .72rem; }

.workspace { display: grid; grid-template-columns: minmax(270px, .95fr) minmax(390px, 1.2fr) minmax(300px, .9fr); gap: 14px; padding: 14px; min-height: calc(100vh - 126px); }
.column { display: grid; align-content: start; gap: 14px; min-width: 0; }
.left-column { grid-template-rows: auto minmax(330px, 1fr); }
.right-column { grid-template-rows: auto minmax(220px, 1fr); }
.panel { background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius-lg); padding: 16px; min-width: 0; }
.panel-heading { display: flex; gap: 12px; align-items: flex-start; margin-bottom: 14px; }
.panel-heading > div { min-width: 0; }
.panel-heading h1, .panel-heading h2 { margin: 0; font-size: 1.08rem; line-height: 1.35; }
.panel-heading p { margin: 2px 0 0; color: var(--ink-soft); font-size: .78rem; }
.heading-icon { width: 30px; height: 30px; display: grid; place-items: center; color: var(--ink); flex: none; }
.compact-heading { align-items: center; margin-bottom: 12px; }
.settings-heading .secondary-button { margin-left: auto; font-size: .76rem; }

.drop-zone { min-height: 218px; border: 1.5px dashed #66d39a; border-radius: 16px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 7px; text-align: center; padding: 20px; cursor: pointer; background: linear-gradient(145deg, #fbfffd, #effcf5); transition: .18s ease; }
.drop-zone:hover, .drop-zone.is-dragging { border-color: var(--green); background: #eafbef; transform: translateY(-1px); }
.drop-zone strong { font-size: 1rem; }
.drop-zone > span:not(.upload-orb):not(.choose-button) { color: var(--ink-soft); font-size: .82rem; }
.upload-orb { width: 62px; height: 50px; display: grid; place-items: center; color: white; border-radius: 22px; background: linear-gradient(145deg, #1bcf68, #079842); box-shadow: 0 12px 26px rgba(9,173,80,.22); }
.upload-orb svg { width: 30px; height: 30px; stroke-width: 2; }
.choose-button { margin-top: 8px; border: 1px solid var(--line-strong); padding: 8px 18px; border-radius: 10px; background: white; font-weight: 700; }
.selected-file { margin-top: 12px; display: grid; grid-template-columns: 70px minmax(0, 1fr) 26px 28px; align-items: center; gap: 10px; padding: 10px; border: 1px solid var(--line); border-radius: 13px; background: #fbfefc; }
.file-thumb { width: 70px; height: 48px; background: var(--ink); border-radius: 9px; overflow: hidden; }
.file-thumb video { width: 100%; height: 100%; object-fit: cover; }
.file-copy { display: grid; min-width: 0; }
.file-copy strong { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: .86rem; }
.file-copy span { color: var(--ink-soft); font-size: .72rem; }
.success-check { width: 23px; height: 23px; border-radius: 50%; display: grid; place-items: center; color: white; background: var(--green); font-weight: 800; }
.remove-file { border: 0; background: transparent; font-size: 1.35rem; color: var(--ink-soft); cursor: pointer; }

.queue-panel { min-height: 340px; display: flex; flex-direction: column; }
.queue-list { display: grid; align-content: start; gap: 8px; min-height: 190px; overflow: auto; }
.queue-item { display: grid; grid-template-columns: 36px minmax(0, 1fr) auto; gap: 10px; align-items: center; padding: 10px; border: 1px solid var(--line); border-radius: 12px; background: #fbfefc; }
.queue-number { width: 28px; height: 28px; border-radius: 9px; display: grid; place-items: center; background: var(--mint-strong); font-weight: 750; font-size: .76rem; }
.queue-copy { min-width: 0; display: grid; }
.queue-copy strong { white-space: nowrap; overflow: hidden; text-overflow: ellipsis; font-size: .82rem; }
.queue-copy small { color: var(--ink-soft); }
.status-chip { padding: 5px 8px; border-radius: 999px; color: var(--green-dark); background: var(--green-soft); font-size: .69rem; font-weight: 750; }
.status-chip.failed { color: var(--danger); background: #fff0f0; }
.status-chip.running { color: #1c5abb; background: #edf4ff; }
.queue-footer { display: flex; justify-content: space-between; gap: 10px; margin-top: auto; padding-top: 12px; color: var(--ink-soft); font-size: .72rem; }
.queue-footer span:last-child { display: inline-flex; align-items: center; gap: 7px; }
.mini-dot { display: inline-block; width: 7px; height: 7px; box-shadow: none; }
.mini-dot.muted { background: #aebbc4; }
.empty-list { min-height: 140px; display: grid; place-items: center; text-align: center; color: var(--muted); font-size: .78rem; }

fieldset { min-width: 0; }
.control-group { margin: 0 0 14px; padding: 0; border: 0; }
.control-group legend { margin-bottom: 8px; font-size: .79rem; font-weight: 750; }
.option-grid { display: grid; gap: 9px; }
.three-options { grid-template-columns: repeat(3, minmax(0, 1fr)); }
#format-options { grid-template-columns: repeat(4, minmax(0, 1fr)); }
.visual-option { min-height: 86px; border: 1px solid var(--line); border-radius: 12px; display: flex; flex-direction: column; align-items: center; justify-content: center; gap: 3px; cursor: pointer; background: #fff; transition: .18s ease; position: relative; text-align: center; }
.visual-option input { position: absolute; opacity: 0; pointer-events: none; }
.visual-option:hover { border-color: var(--line-strong); background: var(--mint); }
.visual-option.is-selected { border-color: var(--green); color: var(--green-dark); background: var(--green-soft); box-shadow: inset 0 0 0 1px rgba(9,173,80,.1); }
.visual-option.is-unavailable { opacity: .48; cursor: not-allowed; background: #f5f7f6; }
.visual-option.is-unavailable:hover { border-color: var(--line); background: #f5f7f6; }
.visual-option strong { font-size: .78rem; }
.visual-option small { color: var(--ink-soft); font-size: .64rem; }
.format-icon { display: block; width: 17px; height: 25px; border: 2px solid currentColor; border-radius: 3px; }
.format-icon.small { width: 14px; height: 23px; }
.format-icon.landscape { width: 29px; height: 17px; }
.focus-symbol { font-size: 1.25rem; line-height: 1; }
.focus-symbol.target { font-size: 1.65rem; }
.settings-row { display: grid; grid-template-columns: .72fr 1.28fr; gap: 12px; }
.small-group { margin-bottom: 12px; }
.segment-control { display: flex; min-height: 39px; border: 1px solid var(--line); border-radius: 10px; overflow: hidden; }
.segment-control label { flex: 1; display: grid; place-items: center; cursor: pointer; border-right: 1px solid var(--line); font-size: .76rem; font-weight: 700; }
.segment-control label:last-child { border: 0; }
.segment-control input { position: absolute; opacity: 0; }
.segment-control label.is-selected { color: var(--green-dark); background: var(--green-soft); }
.check-row { min-height: 39px; display: flex; align-items: center; flex-wrap: wrap; gap: 10px; padding: 0 8px; border: 1px solid var(--line); border-radius: 10px; }
.check-row label { font-size: .74rem; color: var(--ink-soft); }
.check-row input, .toggle-grid input { accent-color: var(--green); }
.advanced-options { margin: 0 0 14px; border: 1px solid var(--line); border-radius: 11px; background: #fbfefc; }
.advanced-options summary { cursor: pointer; list-style: none; padding: 10px 12px; font-size: .77rem; font-weight: 700; }
.advanced-options summary::after { content: "⌄"; float: right; color: var(--ink-soft); }
.toggle-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; padding: 0 12px 12px; }
.toggle-grid label { font-size: .72rem; color: var(--ink-soft); }
.primary-button { width: 100%; min-height: 52px; border: 0; border-radius: 12px; color: white; background: linear-gradient(135deg, #13bc59, #07923f); box-shadow: 0 12px 24px rgba(9,173,80,.2); display: flex; align-items: center; justify-content: center; gap: 9px; font-weight: 800; cursor: pointer; transition: .18s ease; }
.primary-button:hover:not(:disabled) { transform: translateY(-1px); box-shadow: 0 14px 30px rgba(9,173,80,.28); }
.primary-button:disabled { opacity: .42; cursor: not-allowed; box-shadow: none; }
.primary-button svg { fill: currentColor; stroke: none; }
.credit-estimate { margin: 9px 2px 0; min-height: 20px; color: var(--ink-soft); font-size: .72rem; line-height: 1.55; }
.credit-estimate.is-short { color: var(--danger); font-weight: 700; }
.progress-block { margin-top: 14px; }
.progress-heading, .progress-meta { display: flex; align-items: center; justify-content: space-between; gap: 10px; font-size: .74rem; }
.progress-track { height: 13px; margin: 7px 0; background: #e8eeeb; border-radius: 999px; overflow: hidden; }
.progress-track span { display: block; width: 0; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--green), #55d98b); transition: width .35s ease; }
.progress-meta { color: var(--ink-soft); }
.text-button { border: 0; padding: 0; background: transparent; color: var(--danger); cursor: pointer; font-weight: 700; }

.log-panel { min-height: 155px; }
.activity-log { max-height: 132px; overflow: auto; display: grid; gap: 6px; }
.activity-log > div { display: grid; grid-template-columns: 64px 8px minmax(0, 1fr); gap: 8px; align-items: center; font-size: .7rem; color: var(--ink-soft); }
.activity-log time { font-variant-numeric: tabular-nums; color: var(--muted); }
.identity-strip { margin-top: 11px; padding-top: 9px; border-top: 1px solid var(--line); display: flex; flex-wrap: wrap; gap: 6px 12px; font-size: .62rem; color: var(--muted); }
.identity-strip code { color: var(--ink-soft); }

.preview-panel { min-height: 560px; }
.preview-format { margin-left: auto; border: 1px solid var(--line); border-radius: 9px; padding: 6px 10px; font-size: .72rem; font-weight: 750; }
.video-frame { width: min(100%, 370px); margin: 0 auto; aspect-ratio: 9 / 16; max-height: 610px; position: relative; overflow: hidden; border-radius: 13px; background: #061d30; box-shadow: inset 0 0 0 1px rgba(255,255,255,.08); }
.video-frame video { width: 100%; height: 100%; object-fit: contain; background: #061d30; }
.video-placeholder { position: absolute; inset: 0; display: flex; flex-direction: column; justify-content: center; align-items: center; text-align: center; color: #d7e5ee; gap: 8px; padding: 20px; background: linear-gradient(155deg, #0a2a43, #061827); }
.video-placeholder small { color: #9fb5c4; }
.placeholder-frame { width: 56px; aspect-ratio: 9/16; display: grid; place-items: center; border: 1px solid rgba(255,255,255,.26); border-radius: 9px; font-size: .7rem; }
.media-state { margin-top: 10px; display: flex; align-items: center; gap: 8px; color: var(--ink-soft); font-size: .72rem; }
.output-list { display: grid; gap: 8px; }
.output-empty { min-height: 130px; gap: 4px; align-content: center; }
.output-empty strong { color: var(--ink); }
.output-item { display: grid; grid-template-columns: minmax(0, 1fr) auto; gap: 10px; align-items: center; padding: 10px; border: 1px solid var(--line); border-radius: 11px; background: #fbfefc; }
.output-copy { min-width: 0; display: grid; }
.output-copy strong { font-size: .75rem; white-space: nowrap; overflow: hidden; text-overflow: ellipsis; }
.output-copy small { color: var(--ink-soft); font-size: .64rem; }
.download-button { border: 1px solid var(--green); color: var(--green-dark); background: var(--green-soft); text-decoration: none; padding: 7px 9px; border-radius: 8px; font-size: .68rem; font-weight: 750; }

.toast { position: fixed; left: 50%; bottom: 22px; z-index: 50; transform: translate(-50%, 130%); opacity: 0; max-width: min(560px, calc(100% - 32px)); padding: 11px 16px; border-radius: 11px; color: white; background: var(--ink); box-shadow: 0 14px 34px rgba(0,0,0,.24); transition: .22s ease; font-size: .8rem; }
.toast.is-visible { transform: translate(-50%, 0); opacity: 1; }
.toast.is-error { background: var(--danger); }
.modal-backdrop { position: fixed; inset: 0; z-index: 60; display: grid; place-items: center; padding: 20px; background: rgba(5,24,39,.6); backdrop-filter: blur(8px); }
.modal-card { width: min(420px, 100%); border-radius: 18px; padding: 28px; background: white; box-shadow: 0 24px 80px rgba(0,0,0,.25); position: relative; }
.modal-logo { width: 58px; height: 58px; object-fit: contain; }
.modal-card h2 { margin: 10px 0 6px; }
.modal-card p { color: var(--ink-soft); font-size: .8rem; }
.modal-card label { display: grid; gap: 6px; margin: 18px 0; font-size: .76rem; font-weight: 700; }
.modal-card input[type="password"] { width: 100%; border: 1px solid var(--line-strong); border-radius: 10px; padding: 11px 12px; outline: none; }
.modal-card input[type="password"]:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(9,173,80,.12); }
.form-error { min-height: 18px; color: var(--danger) !important; }
.auth-backdrop { z-index: 70; overflow: auto; align-items: center; padding: 22px; background: radial-gradient(circle at 14% 12%, #d9f2e2, transparent 35%), #edf6f1; }
.auth-card { display: grid; grid-template-columns: minmax(290px, .9fr) minmax(340px, 1fr); width: min(850px, 100%); min-height: 540px; overflow: hidden; border-radius: 24px; background: white; box-shadow: 0 32px 90px rgba(0,0,0,.28); }
.auth-story { position: relative; display: flex; flex-direction: column; justify-content: space-between; gap: 24px; padding: 34px; overflow: hidden; color: white; background: radial-gradient(circle at 85% 78%, rgba(51,223,120,.23), transparent 28%), linear-gradient(150deg, #092942, #061c2f 68%, #063224); }
.auth-story::after { content: ""; position: absolute; right: -62px; top: 41%; width: 200px; height: 330px; border: 1px solid rgba(255,255,255,.13); border-radius: 50%; transform: rotate(-27deg); pointer-events: none; }
.auth-brand { display: inline-flex; align-items: center; gap: 8px; width: fit-content; padding: 6px 11px 6px 4px; border: 1px solid rgba(255,255,255,.17); border-radius: 12px; background: rgba(255,255,255,.94); }
.auth-brand img:first-child { width: 36px; height: 38px; object-fit: contain; }
.auth-brand img:last-child { width: 96px; height: 27px; object-fit: contain; }
.auth-story-copy { position: relative; z-index: 1; max-width: 320px; }
.auth-eyebrow { color: #8ee0af; font-size: .69rem; font-weight: 800; letter-spacing: .15em; }
.auth-story h2 { margin: 16px 0 12px; font-size: clamp(1.7rem, 3vw, 2.35rem); line-height: 1.28; letter-spacing: -.025em; }
.auth-story p { margin: 0; color: #c7dce0; font-size: .87rem; line-height: 1.85; }
.auth-flow { position: relative; z-index: 1; display: flex; align-items: center; gap: 8px; color: #b6dfcc; font-size: .68rem; font-weight: 650; white-space: nowrap; }
.auth-flow i { width: 12px; height: 1px; background: rgba(182,223,204,.5); }
.auth-form-wrap { display: flex; flex-direction: column; justify-content: center; padding: 34px clamp(25px, 4vw, 54px); }
.auth-tabs { display: grid; grid-template-columns: 1fr 1fr; gap: 4px; margin-bottom: 26px; padding: 4px; border: 1px solid var(--line); border-radius: 12px; background: #f5faf7; }
.auth-tab { min-height: 37px; border: 0; border-radius: 9px; background: transparent; color: var(--ink-soft); cursor: pointer; font-size: .81rem; font-weight: 700; }
.auth-tab.is-active { background: white; color: var(--green-dark); box-shadow: 0 2px 8px rgba(7,65,36,.1); }
.auth-intro h1 { margin: 0 0 5px; font-size: 1.42rem; line-height: 1.35; }
.auth-intro p { margin: 0 0 22px; color: var(--ink-soft); font-size: .82rem; }
.signup-benefit { margin: -8px 0 17px; padding: 10px 12px; border-left: 3px solid var(--green); border-radius: 6px; color: var(--green-dark); background: var(--green-soft); font-size: .77rem; font-weight: 700; line-height: 1.6; }
.auth-field { display: grid; gap: 7px; margin: 0 0 15px; font-size: .79rem; font-weight: 730; }
.auth-field input { width: 100%; min-height: 45px; padding: 10px 12px; border: 1px solid #cbded3; border-radius: 10px; background: #fff; color: var(--ink); outline: none; font-size: .84rem; }
.auth-field input::placeholder { color: #9aaba4; }
.auth-field input:focus { border-color: var(--green); box-shadow: 0 0 0 3px rgba(9,173,80,.12); }
.auth-hint { margin: -5px 0 11px; color: var(--ink-soft); font-size: .7rem; }
.auth-form-wrap .form-error { margin: 0 0 10px; font-size: .74rem; line-height: 1.45; }
.auth-submit { min-height: 46px; font-size: .86rem; }
.auth-switch { margin: 18px 0 0; text-align: center; color: var(--ink-soft); font-size: .78rem; }
.auth-switch button { padding: 0; border: 0; background: transparent; color: var(--green-dark); cursor: pointer; font-size: inherit; font-weight: 800; }
.auth-tab:focus-visible, .account-logout:focus-visible, .auth-switch button:focus-visible, .auth-submit:focus-visible { outline: 3px solid rgba(9,173,80,.36); outline-offset: 2px; }
.guide-card ol { padding-left: 24px; color: var(--ink-soft); font-size: .85rem; line-height: 1.8; }
.modal-close { position: absolute; right: 14px; top: 10px; border: 0; background: transparent; font-size: 1.6rem; cursor: pointer; }

@media (max-width: 1250px) {
  .membership-bar { grid-template-columns: auto auto; }
  .membership-rule { grid-column: 1 / -1; justify-self: start; }
  .workspace { grid-template-columns: minmax(280px, .85fr) minmax(420px, 1.15fr); }
  .right-column { grid-column: 1 / -1; grid-template-columns: minmax(280px, 420px) 1fr; align-items: start; }
  .preview-panel { min-height: 0; }
  .video-frame { max-height: 520px; }
}
@media (max-width: 820px) {
  .app-shell { width: 100%; margin: 0; border-radius: 0; border-left: 0; border-right: 0; }
  .topbar { grid-template-columns: 1fr auto; gap: 10px; padding: 12px 14px; }
  .brand-icon { width: 34px; height: 40px; }
  .brand-wordmark { width: 88px; height: 28px; }
  .brand-product { font-size: .8rem; }
  .membership-bar { padding: 10px 14px; gap: 8px 16px; }
  .server-state { grid-column: 1 / -1; grid-row: 2; }
  .topbar-actions .icon-button { padding: 8px; font-size: 0; }
  .account-copy small { display: none; }
  .workspace { grid-template-columns: 1fr; padding: 10px; }
  .right-column { grid-column: auto; grid-template-columns: 1fr; }
  .video-frame { max-height: none; width: min(100%, 360px); }
}
@media (max-width: 700px) {
  #format-options { grid-template-columns: repeat(2, minmax(0, 1fr)); }
  .auth-backdrop { align-items: start; padding: 12px; }
  .auth-card { grid-template-columns: 1fr; min-height: 0; }
  .auth-story { gap: 15px; padding: 22px 24px; }
  .auth-story-copy h2 { margin: 10px 0 5px; font-size: 1.4rem; }
  .auth-story-copy p { font-size: .75rem; line-height: 1.55; }
  .auth-flow { display: none; }
  .auth-form-wrap { padding: 24px; }
  .auth-tabs { margin-bottom: 20px; }
  .auth-intro p { margin-bottom: 17px; }
}
@media (max-width: 520px) {
  .topbar { grid-template-columns: minmax(0, 1fr) auto; }
  .brand-mark { gap: 0; }
  .brand-wordmark { display: none; }
  .brand-product { white-space: normal; border-left: 0; padding-left: 0; font-size: .72rem; line-height: 1.3; }
  .membership-bar { grid-template-columns: 1fr; }
  .membership-rule { grid-column: 1; }
  .account-summary { border-left: 0; padding-left: 0; }
  .account-avatar { width: 30px; height: 30px; }
  .account-copy { display: none; }
  .account-logout { padding: 7px; }
  .three-options { grid-template-columns: 1fr; }
  #format-options { grid-template-columns: 1fr; }
  .visual-option { min-height: 64px; flex-direction: row; gap: 10px; }
  .visual-option small { margin-left: auto; margin-right: 10px; }
  .settings-row, .toggle-grid { grid-template-columns: 1fr; }
}

/* V9 desktop flow: a single drop hero, then queue and player. */
html { background: #fbfffd; }
body { background: #fbfffd; }
.app-shell { width: 100%; min-height: 100vh; margin: 0; border: 0; border-radius: 0; box-shadow: none; background: #fbfffd; }
.topbar { min-height: 74px; grid-template-columns: minmax(230px, 1fr) auto minmax(340px, 1fr); padding: 11px 28px; background: white; }
.brand-product { font-size: .92rem; }
.topbar-actions { align-items: center; }
.preset-chip { max-width: min(40vw, 440px); overflow: hidden; text-overflow: ellipsis; white-space: nowrap; border: 1px solid var(--line); border-radius: 999px; background: white; color: var(--ink-soft); padding: 8px 13px; font-size: .69rem; cursor: pointer; }
.preset-chip:hover { border-color: var(--green); color: var(--green-dark); }
.settings-icon-button { min-width: 34px; min-height: 34px; justify-content: center; border: 1px solid var(--line); border-radius: 50%; background: white; font-size: 1rem; padding: 4px; }
.membership-bar { background: white; padding: 7px 28px; }
.v9-main { min-height: calc(100vh - 120px); padding: 8px 24px 30px; }
.hero-stage { min-height: calc(100vh - 190px); display: flex; flex-direction: column; align-items: center; justify-content: center; padding: 30px 16px 70px; }
.hero-brand { display: flex; align-items: center; gap: 16px; }
.hero-icon { width: 84px; height: 84px; object-fit: contain; }
.hero-wordmark { width: min(260px, 42vw); height: 76px; object-fit: contain; }
.hero-kicker { margin: 4px 0 24px; color: #075f34; font-size: .77rem; font-weight: 800; }
.v9-drop-zone { width: min(620px, 100%); min-height: 325px; border: 2px dashed #abdcbc; border-radius: 24px; background: linear-gradient(180deg,#fff,#f7fffa); }
.v9-drop-zone .upload-orb { width: 72px; height: 72px; border-radius: 50%; font-size: 2.3rem; line-height: 1; }
.v9-drop-zone strong { font-size: clamp(1.2rem, 2.5vw, 1.6rem); }
.v9-drop-zone > span:not(.upload-orb) { font-size: .88rem; }
.hero-upload-actions { display: flex; gap: 10px; margin-top: 12px; }
.hero-note { margin: 14px 0 0; color: var(--muted); font-size: .75rem; text-align: center; }
.pill-button { display: inline-flex; align-items: center; justify-content: center; gap: 5px; min-height: 36px; padding: 7px 15px; border: 1px solid var(--line-strong); border-radius: 999px; background: white; color: var(--ink); cursor: pointer; font-size: .75rem; font-weight: 700; white-space: nowrap; }
.pill-button:hover:not(:disabled) { border-color: var(--green); background: var(--green-soft); }
.pill-button:disabled { cursor: not-allowed; opacity: .48; }
.primary-pill { border-color: #078b40; background: linear-gradient(130deg,#24b955,#078b40); color: white; }
.primary-pill:hover:not(:disabled) { background: #078b40; color: white; }
.danger-pill { border-color: #f0b7b7; color: #c02c2c; }
.danger-pill:hover:not(:disabled) { border-color: #d64242; background: #fff2f2; }
.work-stage { display: grid; gap: 12px; }
.add-strip { min-height: 55px; padding: 9px 16px; display: flex; align-items: center; justify-content: space-between; gap: 16px; border: 1px dashed #bcdfc8; border-radius: 16px; background: white; }
.add-strip > div:first-child { display: flex; align-items: center; gap: 12px; }
.add-strip.is-dragging { border-color: var(--green); background: var(--green-soft); }
.add-strip strong { font-size: .8rem; }
.add-strip small { color: var(--muted); font-size: .72rem; }
.add-actions { display: flex; gap: 8px; }
.work-stage .selected-file { margin-top: 0; grid-template-columns: 70px minmax(0,1fr) 28px; }
.runbar { min-height: 82px; padding: 12px 18px; border: 1px solid #91cfaa; border-radius: 16px; background: white; display: flex; align-items: center; gap: 16px; }
.runbar-copy { flex: 1; min-width: 180px; display: grid; gap: 3px; }
.runbar-copy strong { font-size: .93rem; }
.runbar-copy small { color: var(--ink-soft); font-size: .72rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.runbar-copy .progress-track { margin: 3px 0 0; height: 7px; }
.runbar-percent { min-width: 40px; text-align: right; font-size: .78rem; }
.runbar-actions { display: flex; align-items: center; gap: 7px; }
.work-stage > .credit-estimate { margin: -5px 5px 2px; }
.work-grid { display: grid; grid-template-columns: minmax(420px,1.18fr) minmax(360px,.82fr); gap: 12px; }
.work-left, .work-right { display: grid; align-content: start; gap: 12px; min-width: 0; }
.work-left { grid-template-rows: minmax(300px,auto) minmax(170px,auto); }
.work-grid .panel { border-radius: 18px; }
.work-grid .queue-panel { min-height: 300px; }
.queue-hint { margin-left: auto; color: var(--muted); font-size: .71rem; }
.work-grid .queue-list { max-height: 360px; }
.pending-warning { margin: 10px 0 0; padding: 9px 11px; border: 1px solid #efd4a2; border-radius: 10px; background: #fff9ed; color: #8a5813; font-size: .7rem; line-height: 1.55; }
.work-grid .queue-item { grid-template-columns: 35px minmax(0,1fr) auto auto; width: 100%; text-align: left; cursor: pointer; }
.work-grid .queue-item.pending { cursor: default; }
.queue-item.is-current { border-color: var(--green); background: #f1fcf5; }
.queue-item.error, .queue-item.credit { border-color: #ebc9c9; }
.queue-remove { border: 0; border-radius: 50%; width: 25px; height: 25px; background: #fff; font-size: 1.2rem; cursor: pointer; }
.status-chip.partial, .status-chip.credit, .status-chip.error { color: #a55213; background: #fff1dd; }
.status-chip.uploading { color: #1c5abb; background: #edf4ff; }
.recent-panel { min-height: 170px; }
.filmstrip { display: flex; gap: 9px; overflow-x: auto; min-height: 105px; padding: 3px 0 8px; }
.filmstrip .empty-list { width: 100%; min-height: 100px; }
.film-tile { width: 118px; flex: none; border: 1px solid var(--line); border-radius: 11px; padding: 4px; background: #fff; text-align: left; cursor: pointer; overflow: hidden; }
.film-tile:hover { border-color: var(--green); }
.film-tile video, .film-tile img { width: 100%; height: 75px; display: block; border-radius: 7px; object-fit: cover; background: #09223a; }
.film-tile span { display: block; padding: 5px 2px 2px; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; font-size: .66rem; }
.work-grid .preview-panel { min-height: 0; }
.work-grid .video-frame { width: min(100%, 430px); max-height: 530px; }
.player-controls { display: flex; align-items: center; gap: 6px; margin-top: 11px; }
.player-controls .pill-button { min-width: 36px; min-height: 34px; padding: 4px 8px; }
.player-controls span { margin-left: auto; color: var(--ink-soft); font-size: .72rem; }
.work-grid .output-list { max-height: 270px; overflow: auto; }
.output-item.is-current { border-color: var(--green); background: #f1fcf5; }
.output-select { width: 100%; min-width: 0; border: 0; background: transparent; display: grid; text-align: left; cursor: pointer; }
.output-select strong { font-size: .75rem; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.output-select small { color: var(--ink-soft); font-size: .66rem; }
.settings-dialog { width: min(780px, calc(100vw - 30px)); max-height: min(90vh, 860px); overflow-y: auto; padding: 26px 30px; }
.settings-dialog-head h2 { margin: 0 0 3px; }
.settings-dialog-head p { margin: 0 0 22px; }
.settings-dialog .visual-option { display: flex; margin: 0; min-height: 90px; }
.settings-dialog .segment-control label { display: grid; margin: 0; gap: 0; }
.settings-dialog .check-row label { display: inline-flex; align-items: center; gap: 4px; margin: 0; font-weight: 500; }
.settings-dialog .toggle-grid label { display: flex; align-items: center; gap: 7px; margin: 0; font-weight: 500; }
.settings-dialog .toggle-grid input { width: auto; }
.settings-dialog .lens-custom { display: flex; align-items: center; gap: 8px; margin: 8px 0 0; color: var(--ink-soft); font-size: .72rem; }
.settings-dialog .lens-custom input { width: 70px; padding: 5px; border: 1px solid var(--line-strong); border-radius: 7px; }
.settings-dialog .numeric-grid { display: grid; grid-template-columns: repeat(3,minmax(0,1fr)); gap: 10px; padding: 0 12px 12px; }
.settings-dialog .numeric-grid label { display: grid; gap: 5px; margin: 0; font-size: .7rem; font-weight: 600; }
.settings-dialog .numeric-grid input { width: 100%; min-height: 34px; padding: 5px 8px; border: 1px solid var(--line-strong); border-radius: 7px; }
.settings-dialog .settings-note { margin: 0; padding: 0 12px 12px; font-size: .68rem; }
.settings-dialog .settings-actions { display: flex; justify-content: flex-end; gap: 8px; margin-top: 16px; }
@media (max-width: 1100px) {
  .topbar { grid-template-columns: 1fr auto; }
  .server-state { display: none; }
  .work-grid { grid-template-columns: 1fr 1fr; }
  .runbar { flex-wrap: wrap; }
  .runbar-actions { width: 100%; flex-wrap: wrap; }
}
@media (max-width: 800px) {
  .topbar { grid-template-columns: 1fr; padding: 10px 14px; }
  .topbar-actions { justify-content: flex-start; flex-wrap: wrap; }
  .preset-chip { max-width: calc(100vw - 170px); }
  .membership-bar { padding: 8px 14px; }
  .v9-main { padding: 10px; }
  .work-grid { grid-template-columns: 1fr; }
  .hero-stage { min-height: calc(100vh - 190px); }
  .v9-drop-zone { min-height: 300px; }
}
@media (max-width: 520px) {
  .brand-product { font-size: .78rem; }
  .hero-brand { gap: 7px; }
  .hero-icon { width: 64px; height: 64px; }
  .hero-wordmark { width: 190px; height: 62px; }
  .v9-drop-zone { min-height: 290px; padding: 18px 10px; }
  .v9-drop-zone strong { font-size: 1.1rem; }
  .add-strip { flex-wrap: wrap; }
  .add-strip > div:first-child { flex-wrap: wrap; }
  .runbar-actions .pill-button { flex: 1; }
  .settings-dialog { padding: 24px 17px; }
  .settings-dialog .numeric-grid { grid-template-columns: 1fr; }
}