:root {
  --ink: #0b0d0c;
  --paper: #f5f5ef;
  --acid: #b7f34a;
  --muted: #676c66;
  --line: #d8dbd4;
  --danger: #b42336;
}

* { box-sizing: border-box; }
body { min-width: 320px; margin: 0; color: var(--ink); background: var(--paper); font-family: Arial, sans-serif; line-height: 1.5; }
a { color: inherit; }
button, input { font: inherit; }
.account-header { width: min(1180px, calc(100% - 40px)); min-height: 78px; margin: auto; display: flex; align-items: center; justify-content: space-between; }
.account-brand { font-size: 1.4rem; font-weight: 900; letter-spacing: -.06em; text-decoration: none; }
.account-brand span, .kicker { color: #67951f; }
.account-header nav { display: flex; gap: 20px; font-size: .84rem; font-weight: 700; }
.account-header nav a { text-decoration: none; }
.kicker { font-size: .68rem; font-weight: 900; letter-spacing: .16em; }
h1, h2 { margin-top: 0; letter-spacing: -.045em; line-height: 1.1; }
label { display: block; margin-bottom: 7px; font-size: .78rem; font-weight: 800; }
label span { color: var(--muted); font-weight: 400; }
input { width: 100%; height: 48px; padding: 0 13px; border: 1px solid #cdd1ca; border-radius: 8px; outline: none; background: white; }
input:focus { border-color: #7fae30; box-shadow: 0 0 0 3px rgba(127,174,48,.13); }
.primary-button, .secondary-button, .small-button { border: 0; border-radius: 8px; cursor: pointer; font-weight: 800; text-decoration: none; }
.primary-button { min-height: 48px; padding: 0 18px; color: var(--ink); background: var(--acid); }
.primary-button:disabled { cursor: not-allowed; opacity: .55; }
.secondary-button { padding: 10px 15px; color: white; background: var(--ink); }
.small-button { display: inline-block; padding: 8px 11px; color: var(--ink); background: #e8ebe5; font-size: .75rem; white-space: nowrap; }
.small-button.danger { color: var(--danger); background: #fbe9ec; }
.form-message { margin: 20px 0; padding: 12px 14px; border-radius: 8px; font-size: .84rem; }
.form-message.error { color: #8f1830; background: #fce8ec; }
.form-message.success { color: #35640c; background: #eaf7d6; }
.auth-shell { min-height: calc(100vh - 78px); padding: 60px 20px; display: grid; place-items: start center; background: radial-gradient(circle at 50% 0, rgba(183,243,74,.25), transparent 35%); }
.auth-card { width: min(450px, 100%); padding: 38px; border: 1px solid var(--line); border-radius: 18px; background: white; box-shadow: 0 20px 60px rgba(11,13,12,.08); }
.auth-card h1 { margin: 10px 0; font-size: 2.25rem; }
.auth-card > p { color: var(--muted); }
.auth-card form { display: grid; gap: 10px; margin-top: 25px; }
.auth-card form label:not(:first-child) { margin-top: 8px; }
.auth-card .primary-button { margin-top: 14px; }
.auth-switch { margin: 22px 0 0; text-align: center; font-size: .82rem; }
.dashboard-shell { width: min(1180px, calc(100% - 40px)); margin: auto; padding: 65px 0 90px; }
.dashboard-top { margin-bottom: 35px; display: flex; justify-content: space-between; align-items: start; gap: 25px; }
.dashboard-top h1 { margin: 9px 0 5px; font-size: clamp(2.5rem, 6vw, 4.5rem); }
.dashboard-top p { margin: 0; color: var(--muted); }
.dashboard-account-actions { display: flex; align-items: center; gap: 10px; }
.dashboard-account-actions form { margin: 0; }
.plan-pill { padding: 9px 13px; border: 1px solid #cfe5aa; border-radius: 999px; color: #416b10; background: #eff8e1; font-size: .75rem; text-decoration: none; }
.create-card, .table-card, .edit-card, .chart-card, .history-card { border: 1px solid var(--line); border-radius: 17px; background: white; box-shadow: 0 15px 45px rgba(11,13,12,.05); }
.plan-status-card { margin-bottom: 25px; padding: 24px 28px; display: grid; grid-template-columns: 1fr minmax(220px, 330px); align-items: center; gap: 30px; border: 1px solid #cfe5aa; border-radius: 17px; background: linear-gradient(120deg, #ffffff, #f0f8e4); }
.plan-status-card h2 { margin: 7px 0 3px; }
.plan-status-card p, .plan-status-card small { margin: 0; color: var(--muted); font-size: .8rem; }
.plan-status-card small { display: block; margin-top: 5px; color: var(--danger); }
.plan-status-actions { display: grid; gap: 11px; }
.plan-status-actions .primary-button { display: inline-flex; align-items: center; justify-content: center; }
.usage-track { height: 8px; border-radius: 999px; background: #dfe8d4; overflow: hidden; }
.usage-track i { height: 100%; display: block; border-radius: inherit; background: #78ad28; }
.analytics-section { margin-bottom: 25px; }
.analytics-heading { margin-bottom: 20px; display: flex; align-items: end; justify-content: space-between; gap: 20px; }
.analytics-heading h2 { margin: 8px 0 5px; font-size: clamp(1.8rem, 4vw, 2.7rem); }
.analytics-heading p { margin: 0; color: var(--muted); font-size: .82rem; }
.analytics-heading > span { color: var(--muted); font-size: .7rem; }
.metric-grid { margin-bottom: 14px; display: grid; grid-template-columns: repeat(4, 1fr); gap: 12px; }
.metric-card { padding: 21px; border: 1px solid var(--line); border-radius: 13px; background: white; }
.metric-card > span { display: block; color: var(--muted); font-size: .72rem; font-weight: 800; text-transform: uppercase; letter-spacing: .07em; }
.metric-card strong { display: block; margin: 7px 0 2px; font-size: 2rem; letter-spacing: -.05em; }
.metric-card small { color: #858b84; }
.analytics-grid { margin-bottom: 14px; display: grid; grid-template-columns: 1.35fr .85fr; gap: 14px; }
.chart-card, .history-card { padding: 24px; }
.chart-heading { margin-bottom: 20px; display: flex; align-items: start; justify-content: space-between; gap: 15px; }
.chart-heading h3 { margin: 7px 0 0; font-size: 1.15rem; }
.chart-heading > strong { font-size: 1.4rem; }
.chart-heading > strong small, .chart-heading > span { color: var(--muted); font-size: .68rem; font-weight: 400; }
.daily-chart { height: 210px; display: grid; grid-template-columns: repeat(14, minmax(20px, 1fr)); align-items: end; gap: 7px; }
.daily-bar-item { min-width: 0; height: 100%; display: grid; grid-template-rows: 20px 1fr 24px; align-items: end; text-align: center; }
.daily-bar-item strong { min-height: 20px; font-size: .64rem; }
.daily-bar-track { height: 100%; border-radius: 5px 5px 2px 2px; display: flex; align-items: end; background: #f0f2ed; overflow: hidden; }
.daily-bar-track i { width: 100%; min-height: 2px; display: block; border-radius: 4px 4px 0 0; background: linear-gradient(#b7f34a, #83bd29); }
.daily-bar-item span { padding-top: 6px; color: var(--muted); font-size: .58rem; white-space: nowrap; transform: rotate(-35deg); transform-origin: center; }
.top-qr-chart { display: grid; gap: 17px; }
.top-qr-row > div:first-child { margin-bottom: 6px; display: flex; justify-content: space-between; gap: 12px; font-size: .76rem; }
.top-qr-row span { color: var(--muted); font-size: .68rem; }
.top-qr-track { height: 9px; border-radius: 999px; background: #edf0ea; overflow: hidden; }
.top-qr-track i { height: 100%; display: block; border-radius: inherit; background: var(--acid); }
.analytics-empty { color: var(--muted); font-size: .82rem; }
.analytics-lock-card { padding: 25px 28px; display: flex; align-items: center; justify-content: space-between; gap: 25px; border: 1px dashed #a9b39f; border-radius: 15px; background: #f9faf7; }
.analytics-lock-card h2, .analytics-lock-card h3 { margin: 7px 0 5px; }
.analytics-lock-card p { max-width: 680px; margin: 0; color: var(--muted); font-size: .82rem; }
.analytics-lock-card .primary-button { display: inline-flex; align-items: center; justify-content: center; white-space: nowrap; }
.history-card { padding-bottom: 8px; }
.history-scroll { overflow-x: auto; }
.history-table th, .history-table td { padding: 13px 10px; }
.create-card { margin-bottom: 25px; padding: 30px; display: grid; grid-template-columns: .7fr 1.3fr; gap: 45px; }
.create-card h2, .table-heading h2 { margin: 8px 0 5px; }
.create-card p { margin: 0; color: var(--muted); font-size: .86rem; }
.create-card .limit-message { grid-column: 1 / -1; padding: 11px 13px; border-radius: 8px; color: #85510a; background: #fff3d7; }
.qr-form { display: grid; grid-template-columns: 1fr 1.5fr 1fr auto; align-items: end; gap: 13px; }
.qr-form small { display: block; margin-top: 5px; color: var(--muted); font-size: .66rem; }
.slug-input { display: flex; align-items: center; border: 1px solid #cdd1ca; border-radius: 8px; background: #f5f6f2; overflow: hidden; }
.slug-input:focus-within { border-color: #7fae30; box-shadow: 0 0 0 3px rgba(127,174,48,.13); }
.slug-input span { padding-left: 12px; color: var(--muted); font-size: .82rem; }
.slug-input input { border: 0; box-shadow: none; }
.table-card { overflow: hidden; }
.table-heading { padding: 25px 28px; display: flex; align-items: end; justify-content: space-between; border-bottom: 1px solid var(--line); }
.table-heading h2 { margin-bottom: 0; }
.table-heading > span { color: var(--muted); font-size: .78rem; }
.table-scroll { overflow-x: auto; }
table { width: 100%; border-collapse: collapse; }
th, td { padding: 18px 20px; border-bottom: 1px solid #e7e9e5; text-align: left; vertical-align: middle; }
th { color: var(--muted); font-size: .68rem; letter-spacing: .08em; text-transform: uppercase; }
td { font-size: .8rem; }
tbody tr:last-child td { border-bottom: 0; }
.dynamic-url-cell { min-width: 245px; }
.qr-link { display: block; margin-bottom: 8px; color: #598619; font-size: .72rem; overflow-wrap: anywhere; }
.preview-cell { width: 92px; }
.qr-thumbnail { width: 68px; height: 68px; padding: 5px; border: 1px solid var(--line); border-radius: 9px; background: white; cursor: pointer; }
.qr-thumbnail img { width: 100%; height: 100%; display: block; }
.destination { max-width: 330px; display: block; overflow: hidden; text-overflow: ellipsis; white-space: nowrap; }
.scan-count { font-size: 1.2rem; }
.scan-summary { min-width: 155px; }
.scan-summary > span, .scan-summary > small { display: block; color: var(--muted); font-size: .65rem; white-space: nowrap; }
.scan-summary > span { margin-top: 4px; }
.analytics-button { color: #315d09; background: #e7f5d1; }
.row-actions { min-width: 255px; display: flex; flex-wrap: wrap; gap: 7px; }
.row-actions form { margin: 0; }
.empty-state { padding: 45px; color: var(--muted); text-align: center; }
.edit-shell { width: min(720px, calc(100% - 40px)); margin: auto; padding: 55px 0 90px; }
.back-link { display: inline-block; margin-bottom: 22px; color: var(--muted); font-size: .8rem; }
.edit-card { padding: 35px; }
.edit-card h1 { margin: 10px 0; font-size: clamp(2rem, 6vw, 3.4rem); }
.edit-card > p { color: var(--muted); }
.qr-form.single { margin-top: 28px; display: grid; grid-template-columns: 1fr; gap: 18px; }
.edit-stats { padding: 15px; display: flex; justify-content: space-between; border-radius: 8px; background: #f2f4ef; color: var(--muted); font-size: .78rem; }
.edit-stats strong { color: var(--ink); }
.qr-modal[hidden] { display: none; }
.qr-modal { position: fixed; z-index: 50; inset: 0; padding: 20px; display: grid; place-items: center; }
.qr-modal-backdrop { position: absolute; inset: 0; background: rgba(7,9,8,.72); backdrop-filter: blur(5px); }
.qr-modal-card { position: relative; z-index: 1; width: min(520px, 100%); max-height: calc(100vh - 40px); padding: 32px; border-radius: 18px; background: white; box-shadow: 0 30px 100px rgba(0,0,0,.3); overflow-y: auto; }
.qr-modal-card h2 { margin: 8px 0 20px; font-size: 2rem; }
.modal-close { position: absolute; top: 13px; right: 15px; width: 36px; height: 36px; border: 0; border-radius: 50%; color: var(--ink); background: #edf0ea; cursor: pointer; font-size: 1.5rem; }
.modal-qr-frame { width: min(300px, 100%); margin: 0 auto 18px; padding: 15px; border: 1px solid var(--line); border-radius: 13px; background: white; }
.modal-qr-frame img { width: 100%; display: block; }
#qr-modal-url { display: block; padding: 11px; border-radius: 8px; color: #406b0d; background: #f0f5e9; overflow-wrap: anywhere; text-align: center; }
.copy-status { min-height: 20px; margin: 7px 0; color: #507b19; text-align: center; font-size: .75rem; }
.modal-actions { display: grid; grid-template-columns: 1fr 1fr; gap: 9px; }
.modal-actions a, .modal-actions button { display: inline-flex; align-items: center; justify-content: center; min-height: 45px; }
body.modal-open { overflow: hidden; }
.analytics-detail-shell { width: min(1050px, calc(100% - 40px)); margin: auto; padding: 55px 0 90px; }
.analytics-detail-heading { margin-bottom: 26px; display: flex; align-items: end; justify-content: space-between; gap: 25px; }
.analytics-detail-heading h1 { margin: 9px 0 5px; font-size: clamp(2.5rem, 6vw, 4.5rem); }
.analytics-detail-heading p { margin: 0; color: var(--muted); }
.qr-detail-card { margin-bottom: 14px; padding: 22px 24px; display: grid; grid-template-columns: 1fr 1fr; gap: 20px; border: 1px solid var(--line); border-radius: 14px; background: white; }
.qr-detail-card span { display: block; margin-bottom: 6px; color: var(--muted); font-size: .68rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.qr-detail-card a { color: #4f7f13; font-size: .8rem; overflow-wrap: anywhere; }
.detail-metrics { grid-template-columns: repeat(4, 1fr); }
.last-scan-card { grid-column: span 4; }
.last-scan-card strong { font-size: 1.2rem; letter-spacing: -.02em; }
.detail-chart-card { margin-bottom: 14px; }
.detail-chart { height: 240px; display: grid; grid-template-columns: repeat(7, 1fr); align-items: end; gap: 14px; }
.detail-bar-item { height: 100%; display: grid; grid-template-rows: 24px 1fr 28px; align-items: end; text-align: center; }
.detail-bar-item strong { font-size: .72rem; }
.detail-bar-track { height: 100%; display: flex; align-items: end; border-radius: 7px 7px 3px 3px; background: #f0f2ed; overflow: hidden; }
.detail-bar-track i { width: 100%; min-height: 2px; display: block; border-radius: 6px 6px 0 0; background: linear-gradient(#b7f34a, #75ac23); }
.detail-bar-item span { padding-top: 7px; color: var(--muted); font-size: .68rem; }
.detail-history-card { padding-bottom: 8px; }
.detail-lock-card { margin-top: 14px; }
.billing-shell { width: min(1100px, calc(100% - 40px)); margin: auto; padding: 55px 0 90px; }
.billing-hero { max-width: 720px; margin-bottom: 30px; }
.billing-hero h1 { margin: 10px 0; font-size: clamp(2.5rem, 6vw, 4.5rem); }
.billing-hero p { margin: 0; color: var(--muted); }
.billing-summary-card { margin-bottom: 18px; padding: 23px 26px; display: grid; grid-template-columns: repeat(3, 1fr); gap: 20px; border: 1px solid var(--line); border-radius: 15px; background: white; }
.billing-summary-card span { display: block; margin-bottom: 5px; color: var(--muted); font-size: .68rem; font-weight: 800; letter-spacing: .07em; text-transform: uppercase; }
.billing-summary-card strong { font-size: 1rem; }
.billing-plans { display: grid; grid-template-columns: repeat(3, 1fr); gap: 14px; }
.billing-plan-card { padding: 27px; display: flex; flex-direction: column; border: 1px solid var(--line); border-radius: 17px; background: white; box-shadow: 0 15px 45px rgba(11,13,12,.05); }
.billing-plan-card.current { border-color: #7eae37; box-shadow: inset 0 4px 0 var(--acid), 0 15px 45px rgba(11,13,12,.05); }
.billing-plan-heading h2 { margin: 8px 0 15px; font-size: 2rem; }
.billing-plan-heading > strong { display: block; font-size: 1.7rem; }
.billing-plan-heading small { color: var(--muted); font-size: .7rem; font-weight: 400; }
.billing-plan-card ul { min-height: 125px; margin: 23px 0; padding-left: 20px; color: var(--muted); font-size: .82rem; }
.billing-plan-card li { margin-bottom: 9px; }
.billing-upgrade-button, .billing-current-button { width: 100%; margin-top: auto; display: inline-flex; align-items: center; justify-content: center; }
.billing-current-button { min-height: 48px; border-radius: 8px; color: #3c650d; background: #edf7dd; font-size: .8rem; font-weight: 800; }
.billing-note { margin: 18px 0 0; color: var(--muted); font-size: .75rem; text-align: center; }

@media (max-width: 980px) {
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .analytics-grid { grid-template-columns: 1fr; }
  .create-card { grid-template-columns: 1fr; gap: 24px; }
  .qr-form { grid-template-columns: 1fr 1fr; }
  .detail-metrics { grid-template-columns: 1fr 1fr; }
  .last-scan-card { grid-column: span 2; }
  .billing-plans { grid-template-columns: 1fr; }
  .billing-plan-card ul { min-height: 0; }
}
@media (max-width: 600px) {
  .account-header, .dashboard-shell, .analytics-detail-shell, .billing-shell { width: calc(100% - 28px); }
  .account-header nav { gap: 12px; }
  .auth-card { padding: 28px 20px; }
  .dashboard-top { flex-direction: column; }
  .dashboard-account-actions { width: 100%; justify-content: space-between; }
  .plan-status-card { padding: 21px 18px; grid-template-columns: 1fr; gap: 18px; }
  .analytics-heading { align-items: start; flex-direction: column; }
  .metric-grid { grid-template-columns: 1fr 1fr; }
  .metric-card { padding: 17px; }
  .metric-card strong { font-size: 1.65rem; }
  .chart-card, .history-card { padding: 20px 16px; }
  .daily-chart { height: 190px; gap: 3px; }
  .daily-bar-item span { font-size: .5rem; }
  .history-scroll { overflow: visible; }
  .history-table tbody tr { margin-right: 0; margin-left: 0; }
  .create-card { padding: 22px 18px; }
  .qr-form { grid-template-columns: 1fr; }
  .table-heading { padding: 22px 18px; }
  .table-scroll { overflow: visible; }
  table, tbody { display: block; }
  thead { display: none; }
  tbody tr { margin: 14px; padding: 8px 14px; border: 1px solid var(--line); border-radius: 12px; display: block; background: #fbfcf9; }
  tbody td { padding: 12px 0; border-bottom: 1px solid #e4e7e1; display: flex; align-items: center; justify-content: space-between; gap: 20px; text-align: right; }
  tbody td::before { content: attr(data-label); color: var(--muted); font-size: .66rem; font-weight: 800; letter-spacing: .08em; text-transform: uppercase; text-align: left; }
  tbody td:last-child { border-bottom: 0; }
  .preview-cell { width: auto; }
  .destination { max-width: 190px; }
  .dynamic-url-cell { min-width: 0; align-items: flex-end; flex-direction: column; }
  .dynamic-url-cell::before { align-self: flex-start; }
  .qr-link { max-width: 210px; text-align: right; }
  .row-actions { min-width: 0; justify-content: flex-end; }
  .row-actions::before { align-self: flex-start; margin-top: 8px; }
  .empty-state { display: block; text-align: center; }
  .empty-state::before { display: none; }
  .edit-shell { width: calc(100% - 28px); }
  .edit-card { padding: 28px 20px; }
  .qr-modal-card { padding: 28px 20px 20px; }
  .modal-actions { grid-template-columns: 1fr; }
  .analytics-detail-heading { align-items: start; flex-direction: column; }
  .qr-detail-card { grid-template-columns: 1fr; }
  .detail-metrics { grid-template-columns: 1fr 1fr; }
  .detail-chart { height: 200px; gap: 5px; }
  .detail-bar-item span { font-size: .55rem; }
  .analytics-lock-card { align-items: stretch; flex-direction: column; }
  .billing-summary-card { grid-template-columns: 1fr; }
}