/* Study rhythms: an exercise-book opening spread, inside the existing paper world. */
.sr-control,.sr-dialog,.sr-reminder,.sr-return{--sr-ink:#13233f;--sr-paper:#fbf6ea;--sr-muted:#526071;--sr-gold:#edcf83;--sr-line:#b2a58a;font-family:"Hanken Grotesk",sans-serif;color:var(--sr-ink);font-size:16px;line-height:1.5;box-sizing:border-box}
.sr-dialog *,.sr-control *,.sr-reminder *{box-sizing:border-box}
.sr-control{flex:0 1 auto;min-width:0}
.sr-trigger{display:flex;align-items:center;gap:8px;min-height:40px;padding:7px 12px;background:#fbf6ea;color:#13233f;border:1.5px solid #13233f;border-radius:8px;font:600 13px "Hanken Grotesk",sans-serif;cursor:pointer;box-shadow:2px 2px 0 #13233f}
.sr-trigger svg{width:20px;height:20px;flex-shrink:0}.sr-trigger-label{max-width:24ch;overflow-wrap:anywhere}
.sr-control[data-phase="break"] .sr-trigger{background:#e1e9d9}.sr-control[data-phase$="ready"] .sr-trigger{background:#edcf83}
.sr-dialog{position:fixed;inset:0;width:min(680px,calc(100vw - 32px));max-width:none;max-height:calc(100dvh - 32px);margin:auto;padding:0;border:1.5px solid var(--sr-ink);border-radius:16px;background:var(--sr-paper);box-shadow:8px 8px 0 #13233f;overflow:auto;scrollbar-color:#9a8f76 var(--sr-paper);color-scheme:light}
.sr-dialog::backdrop{background:rgba(19,35,63,.55)}
.sr-onboarding{width:100%;height:100%;max-height:100dvh;border:0;border-radius:0;box-shadow:none;background:#f6efdd}
.sr-sheet{position:relative;padding:36px}
.sr-onboarding .sr-sheet{max-width:1180px;margin:clamp(12px,5vh,60px) auto;padding:clamp(24px,4vw,56px);background:var(--sr-paper);border:1.5px solid var(--sr-ink);border-radius:14px;box-shadow:7px 7px 0 #e0d2b1,7px 7px 0 1.5px var(--sr-ink)}
.sr-dialog h2{font-family:"Space Grotesk","Hanken Grotesk",sans-serif;font-size:clamp(28px,3.5vw,42px);line-height:1.12;letter-spacing:-.035em;margin:0 0 18px;text-wrap:balance;max-width:20ch;color:var(--sr-ink)}
.sr-dialog h3{font-family:"Space Grotesk","Hanken Grotesk",sans-serif;font-size:20px;line-height:1.3;margin:0 0 16px;color:var(--sr-ink)}
.sr-dialog p{max-width:65ch;margin:0 0 18px}.sr-dialog .sr-lead{font-size:18px;line-height:1.65;color:#38475b}.sr-dialog .sr-note{font-size:13px;color:#526071;line-height:1.5;margin:14px 0}
.sr-close{position:absolute;right:20px;top:14px;border:0;background:none;color:#526071;font:inherit;cursor:pointer;padding:8px}.sr-dialog:not(.sr-onboarding) h2{padding-right:50px}
.sr-button{display:inline-flex;align-items:center;justify-content:center;gap:7px;min-height:44px;padding:10px 16px;border:1.5px solid #13233f;border-radius:8px;background:#fffdf8;color:#13233f;text-decoration:none;font:600 15px "Hanken Grotesk",sans-serif;line-height:1.35;cursor:pointer;text-align:center;box-shadow:2px 2px 0 #13233f}
.sr-button.sr-primary{background:#edcf83}.sr-button:hover,.sr-trigger:hover{background:#f1e6cb}.sr-button:active{transform:translate(1px,1px);box-shadow:1px 1px 0 #13233f}
.sr-button:disabled{background:#e8ddc6;color:#526071;cursor:wait;box-shadow:none}
.sr-text-link{border:0;background:none;color:#354764;text-decoration:underline;text-underline-offset:4px;font:600 14px "Hanken Grotesk",sans-serif;padding:10px 4px;cursor:pointer;min-height:40px;display:inline-block}
.sr-actions{display:flex;align-items:center;flex-wrap:wrap;gap:12px;margin-top:22px}.sr-route{margin-top:28px;padding-top:24px;border-top:5px double #b2a58a}.sr-route .sr-text-link{margin-left:10px}
.sr-dialog ol{margin:0;padding-left:23px}.sr-dialog li{padding-left:5px;margin-bottom:10px}.sr-dialog li::marker{font-weight:700;color:#806020}
.sr-dialog .sr-time{font-family:"Space Grotesk",sans-serif;font-size:48px;font-weight:700;font-variant-numeric:tabular-nums;letter-spacing:-.03em;margin:22px 0 8px}
.sr-method{color:#526071}.sr-welcome-spread{display:grid;grid-template-columns:1.2fr 1fr;gap:60px;align-items:center;min-height:60vh}
.sr-intro h2{font-size:clamp(36px,4.8vw,60px);max-width:13ch}.sr-life-leaf{padding:32px;background:#edcf83;border:1.5px solid #13233f;border-radius:8px 18px 18px 8px;box-shadow:5px 5px 0 #13233f}
.sr-life-leaf h3{font-size:32px;white-space:pre-line;line-height:1.2;margin-bottom:30px}.sr-dialog .sr-life-line{display:flex;gap:18px;border-bottom:1px solid #9f864d;padding:12px 0;margin:0}.sr-life-line::before{content:"";width:13px;height:13px;border:1.5px solid #5c4b28;flex-shrink:0;margin-top:5px}
.sr-dialog .sr-hand-note{font-style:italic;margin:28px 0 0;font-size:17px}
.sr-plan-spread{display:grid;grid-template-columns:1.1fr 1fr;gap:40px;margin:30px 0}.sr-dialog fieldset{border:0;padding:0;margin:0;min-width:0}.sr-dialog legend{font:700 20px "Space Grotesk",sans-serif;margin-bottom:18px;color:#13233f}
.sr-pattern{display:flex;align-items:flex-start;gap:12px;padding:14px 10px;border-bottom:1px solid #b2a58a;cursor:pointer}.sr-pattern:has(input:checked){background:#f1e6cb;border-radius:8px;outline:1.5px solid #13233f;outline-offset:-1.5px}
.sr-pattern input,.sr-rhythm input,.sr-remember input{width:18px;height:18px;flex-shrink:0;accent-color:#13233f;margin:3px 0 0}.sr-pattern strong,.sr-pattern span span,.sr-pattern small,.sr-rhythm strong,.sr-rhythm span span{display:block}.sr-pattern strong{font-size:17px}.sr-pattern span span{font-size:14px;color:#46566b;margin-top:3px}.sr-pattern .sr-technique{display:inline;color:#615636;font-size:13px;font-weight:500;line-height:1.4}
.sr-plan-leaf{border-left:1px solid #b2a58a;padding-left:35px}.sr-rhythm{display:flex;align-items:flex-start;gap:12px;padding:12px 10px;cursor:pointer;border-bottom:1px solid #b2a58a}.sr-rhythm:has(input:checked){background:#edcf83;border-radius:8px;outline:1.5px solid #13233f;outline-offset:-1.5px}.sr-rhythm span span{font-size:14px}.sr-plan-leaf h3{margin-top:30px}.sr-context{display:flex;gap:18px;align-items:flex-end;flex-wrap:wrap;margin:25px 0 18px}.sr-field{display:flex;flex-direction:column;gap:7px;font-size:14px;font-weight:600;min-width:0}.sr-field input,.sr-field select{height:44px;width:100%;max-width:100%;padding:8px 10px;border:1.5px solid #13233f;border-radius:6px;color:#13233f;background:#fffdf8;font:inherit;caret-color:#13233f}
.sr-dialog .sr-advice{background:#e1e9d9;color:#304538;padding:14px 18px;border-radius:6px;font-size:15px;max-width:none}.sr-remember{display:flex;align-items:center;gap:10px;font-size:15px}.sr-error,.sr-save-status[role="alert"]{color:#912e26;margin-top:16px}.sr-save-status{margin-top:14px!important;font-size:14px}
.sr-reminder{position:fixed;z-index:9999;right:24px;bottom:24px;width:min(400px,calc(100vw - 32px));padding:20px;border:1.5px solid #13233f;border-radius:12px;background:#fbf6ea;box-shadow:5px 5px 0 #13233f}.sr-reminder strong{display:block;margin-bottom:15px}.sr-reminder .sr-text-link{margin-left:12px}
.sr-dialog :is(button,a,input,select):focus-visible,.sr-control button:focus-visible,.sr-reminder button:focus-visible{outline:3px solid #806020;outline-offset:3px}.sr-dialog ::selection{background:#edcf83;color:#13233f}
.sr-visually-hidden{position:absolute;width:1px;height:1px;padding:0;overflow:hidden;clip-path:inset(50%);white-space:nowrap}
@media(min-width:701px){.sr-onboarding[open] .sr-life-leaf{animation:sr-open-leaf .45s cubic-bezier(.16,1,.3,1)}@keyframes sr-open-leaf{from{clip-path:inset(0 8% 0 0)}to{clip-path:inset(0)}}}
@media(max-width:900px){.sr-welcome-spread{gap:30px}.sr-plan-spread{gap:25px}.sr-plan-leaf{padding-left:24px}.gm-header-actions:has(.sr-control){flex-wrap:wrap}}
@media(max-width:700px){.sr-welcome-spread,.sr-plan-spread{grid-template-columns:1fr;gap:30px}.sr-onboarding .sr-sheet{margin:12px 12px 22px;padding:26px 20px}.sr-life-leaf{transform:none;padding:25px}.sr-life-leaf h3{font-size:26px}.sr-welcome-spread{min-height:0}.sr-plan-leaf{padding:24px 0 0;border-left:0;border-top:5px double #b2a58a}.sr-sheet{padding:30px 22px}.sr-dialog .sr-lead{font-size:16px}.sr-reminder{right:16px;bottom:16px}.sr-trigger{font-size:12px;padding:7px 9px}.sr-trigger-label{max-width:20ch}.lc-topbar:has(.sr-control),.gm-topbar:has(.sr-control){height:auto;min-height:66px;flex-wrap:wrap;padding-block:10px}.lc-topbar-side:has(.sr-control),.gm-topbar-side:has(.sr-control){flex-wrap:wrap}.sr-context{align-items:stretch;gap:10px}.sr-field{flex:1 1 180px}}
@media(prefers-reduced-motion:reduce){.sr-onboarding[open] .sr-life-leaf{animation:none}.sr-button:active{transform:none}}

.sr-return{display:flex;align-items:center;justify-content:space-between;flex-wrap:wrap;gap:16px;margin-bottom:28px;padding:22px 26px;border:1.5px solid #13233f;border-top:5px double #13233f;border-radius:12px;background:#fbf6ea;box-shadow:4px 4px 0 #e0d2b1}.sr-return[hidden]{display:none}.sr-return h2{font:700 22px "Space Grotesk",sans-serif;margin:0 0 6px;color:#13233f}.sr-return p{font-size:14px;color:#46566b;margin:0}.sr-return .sr-actions{margin:0}

.sr-promise .sr-highlight{color:inherit;background:linear-gradient(178deg,transparent 12%,#f3d775b8 16%,#f3d775d9 83%,transparent 88%);padding:.06em .12em;margin:0 -.12em;-webkit-box-decoration-break:clone;box-decoration-break:clone}

/* Exam-season tabs use the notebook's ink and highlighter palette. */
.sr-lockin-choice{border-top:3px double #b2a58a;margin-top:12px}
.sr-lockin-choice:has(input:checked){background:#13233f;outline-color:#13233f;color:#fbf6ea}
.sr-lockin-choice:has(input:checked) :is(strong,span span,.sr-technique,.sr-lockin-description){color:#fbf6ea}
.sr-lockin-choice:has(input:checked) input{accent-color:#edcf83}
.sr-lockin-description{display:block;font-size:12px;line-height:1.5;color:#526071;margin-top:5px}
.sr-dialog .sr-lockin-advice{background:#f1e6cb;color:#493b19}

/* Lock in: the sheet stays paper; the two-column planner folds into one
   compact exam card (navy, cream lettering, gold slab) beside a tight route.
   Entry is a short rise-and-fade of the card, not a page turn. */
.sr-dialog .sr-plan-spread[hidden],.sr-dialog .sr-lockin-spread[hidden],.sr-dialog .sr-lockin-exit[hidden],.sr-dialog .sr-advice[hidden]{display:none}
.sr-lockin-sheet #sr-dialog-title{font-size:clamp(26px,3vw,34px);max-width:24ch;margin-bottom:10px}
.sr-lockin-sheet .sr-lead{font-size:16px;line-height:1.55;max-width:56ch;margin-bottom:6px}
.sr-lockin-sheet .sr-context{justify-content:space-between;align-items:flex-end;border-bottom:1px solid #b2a58a;padding-bottom:16px;margin:14px 0 6px}
.sr-lockin-sheet .sr-lockin-exit{margin-bottom:2px}
.sr-lockin-spread{display:grid;grid-template-columns:minmax(240px,300px) 1fr;gap:26px;margin:18px 0 6px;align-items:start;animation:sr-lockin-in .26s cubic-bezier(.16,1,.3,1) both}
@keyframes sr-lockin-in{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
.sr-lockin-commitment{background:#13233f;color:#fbf6ea;padding:18px 20px 16px;border-radius:12px;box-shadow:4px 4px 0 #edcf83,4px 4px 0 1.5px #13233f}
.sr-dialog .sr-lockin-commitment h3{color:#fbf6ea;font-size:19px;line-height:1.25;margin:0 0 6px}
.sr-lockin-fixed .sr-rhythm.sr-lockin-choice{background:transparent;color:#fbf6ea;outline:none;border:0;border-block:1px solid rgba(251,246,234,.28);border-radius:0;margin:8px 0 10px;padding:11px 0;cursor:default}
.sr-lockin-fixed .sr-lockin-choice:has(input:checked) :is(strong,span span,.sr-lockin-description){color:#fbf6ea}
.sr-lockin-fixed .sr-lockin-choice input{accent-color:#edcf83}
.sr-lockin-fixed .sr-rhythm strong{font-size:16px}
.sr-lockin-fixed .sr-rhythm span span{font-size:14px;font-weight:600;line-height:1.5;color:#e4d9c1}
.sr-lockin-fixed .sr-lockin-description{display:none}
.sr-dialog .sr-lockin-commitment .sr-lockin-caption{font-size:14px;line-height:1.5;margin:0 0 6px;color:#fbf6ea;max-width:none}
.sr-dialog .sr-lockin-commitment .sr-note{color:#c9d1de;font-size:12px;line-height:1.45;margin:0}
.sr-dialog .sr-lockin-route h3{font-size:18px;margin:2px 0 10px;color:#13233f}
.sr-dialog .sr-lockin-route li{padding-bottom:8px;margin-bottom:8px;border-bottom:1px solid #d9cdb0;line-height:1.5;font-size:14.5px}
.sr-dialog .sr-lockin-route li:last-child{border-bottom:0}
.sr-lockin-route li::marker{color:#806020}
.sr-dialog .sr-lockin-route .sr-note{margin:6px 0 0}
.sr-lockin-sheet .sr-plan-form>.sr-note{font-size:12px;margin:10px 0 0}
.sr-lockin-sheet .sr-plan-form>.sr-actions{border-top:1px solid #b2a58a;padding-top:16px;margin-top:16px}
@media(max-width:700px){.sr-lockin-spread{grid-template-columns:1fr;gap:20px}.sr-lockin-commitment{padding:16px}.sr-lockin-sheet .sr-context{align-items:flex-start;gap:12px}}
@media(prefers-reduced-motion:reduce){.sr-lockin-spread{animation:none}}

/* Reserve header space before account data arrives; hydration never inserts a new button. */
.sr-control{width:172px;max-width:100%}.sr-trigger{width:100%;white-space:nowrap}
.sr-trigger-label{overflow:hidden;text-overflow:ellipsis;min-width:0}
.sr-trigger:disabled{opacity:1;cursor:wait;background:#fbf6ea;color:#526071}
.sr-local-test{margin-top:24px;border-top:1px dashed #b2a58a;padding-top:18px}
.sr-local-test .sr-text-link{margin-left:10px}

/* Returning students edit the same notebook spread, with room for both columns. */
.sr-dialog.sr-planner-dialog{width:min(1120px,calc(100vw - 48px));scrollbar-gutter:stable}
.sr-planner-dialog .sr-sheet{padding:40px}
.sr-planner-dialog .sr-plan-spread{grid-template-columns:minmax(0,1.1fr) minmax(0,1fr);gap:40px}
.sr-planner-dialog .sr-pattern>span,.sr-planner-dialog .sr-rhythm>span{min-width:0}
@media(max-width:900px){
 .sr-planner-dialog .sr-sheet{padding:32px}
 .sr-planner-dialog .sr-plan-spread,.sr-planner-dialog .sr-lockin-spread{grid-template-columns:1fr;gap:32px}
 .sr-planner-dialog .sr-plan-leaf{padding:28px 0 0;border-left:0;border-top:5px double #b2a58a}
}
@media(max-width:700px){.sr-dialog.sr-planner-dialog{width:calc(100vw - 24px)}.sr-planner-dialog .sr-sheet{padding:30px 20px}}

.sr-browser-reminders{margin-top:28px;padding-top:22px;border-top:3px double #b2a58a}.sr-browser-reminders h3{font-size:19px;margin-bottom:8px}
.sr-reminders-intro{margin:18px 0 28px;padding:18px 20px;border:1.5px solid var(--sr-ink);border-radius:10px;background:#f1e6cb;display:grid;grid-template-columns:minmax(0,1fr) auto;column-gap:24px;align-items:center}
.sr-reminders-intro h3{margin:0 0 6px;grid-column:1}
.sr-reminders-intro .sr-note{margin:0;grid-column:1;max-width:72ch}
.sr-reminders-intro .sr-button,.sr-reminders-intro .sr-text-link{grid-column:2;grid-row:1 / 3;min-height:44px}
.sr-reminders-intro .sr-note:last-child{grid-column:1 / -1;margin-top:10px;font-size:12px}
@media(max-width:700px){.sr-reminders-intro{grid-template-columns:1fr;padding:16px;gap:8px}.sr-reminders-intro .sr-button,.sr-reminders-intro .sr-text-link{grid-column:1;grid-row:auto;justify-self:start}.sr-reminders-intro .sr-note:last-child{margin-top:2px}}