@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700;800&family=Playfair+Display:wght@500;600;700;800&display=swap');
:root{--green:#3D4935;--green2:#57634E;--caramel:#B65B3C;--cream:#F8F3EC;--beige:#DFD3C6;--ink:#303A2D;--muted:#767A70;--line:#e9e1d4;--white:#fff;--red:#A43B32;--success:#2b855b}*{box-sizing:border-box}body{margin:0;background:var(--cream);color:var(--ink);font-family:'DM Sans',Montserrat,system-ui,sans-serif;font-size:15px}button,input,select,textarea{font:inherit}button{cursor:pointer}button:disabled{opacity:.5;cursor:not-allowed}a{color:inherit}h1,h2,h3,h4{font-family:'Playfair Display',Georgia,serif;line-height:1.2;margin:0}h1{font-size:clamp(29px,3vw,45px)}h2{font-size:clamp(25px,2.7vw,34px)}h3{font-size:22px}p{line-height:1.55}.loading{padding:20vh 20px;text-align:center;color:var(--green);font-family:Georgia;font-size:28px}.shell{display:grid;grid-template-columns:252px minmax(0,1fr);min-height:100dvh}.sidebar{background:var(--green);color:#fff;padding:28px 16px 24px;position:sticky;top:0;height:100dvh;display:flex;flex-direction:column;gap:24px}.brand{font:700 29px/0.98 'Playfair Display',Georgia,serif;letter-spacing:-1.2px}.brand em{color:#df9c5a;font-style:normal}.brand small{display:block;font:700 9px/1.4 'DM Sans',sans-serif;letter-spacing:1.2px;margin-top:10px;color:#e9d6b9}.flight{font-size:23px;color:#dca066;margin-left:7px}.side-nav{display:grid;gap:5px}.nav-button{border:0;width:100%;background:transparent;color:#e4efeb;border-radius:13px;text-align:left;padding:12px 13px;display:flex;align-items:center;gap:12px;font-weight:700}.nav-button:hover,.nav-button.active{background:#ffffff20;color:#fff}.nav-ico{font-size:19px;width:24px;text-align:center}.side-bottom{margin-top:auto;border-top:1px solid #ffffff30;padding-top:15px}.user-chip{font-size:13px;margin-bottom:10px}.tiny{font-size:12px;color:var(--muted)}.sidebar .tiny{color:#bdcec8}.logout{background:none;border:1px solid #ffffff55;border-radius:9px;color:#fff;padding:9px 14px;width:100%}.main{padding:32px clamp(18px,4vw,62px) 90px;max-width:1580px;width:100%;margin:0 auto}.topline{display:flex;align-items:center;justify-content:space-between;gap:14px;margin-bottom:28px}.topline>div p{margin:8px 0 0;color:var(--muted)}.eyebrow{text-transform:uppercase;letter-spacing:2.1px;color:var(--caramel);font-size:11px;font-weight:800;margin-bottom:9px}.avatar{background:#e2cbb2;width:45px;height:45px;border-radius:50%;display:grid;place-items:center;color:var(--green);font-size:23px;border:3px solid #fff}.banner{background:linear-gradient(100deg,#073c31 0%,#155848 63%,#287460 100%);border-radius:24px;padding:32px;min-height:180px;display:flex;align-items:center;justify-content:space-between;overflow:hidden;position:relative;color:white}.banner h2{color:white;font-size:clamp(27px,3vw,39px);max-width:570px}.banner p{color:#e1efe9;margin:9px 0 0;max-width:560px}.banner .plane{font-size:110px;transform:rotate(-18deg);opacity:.25;position:absolute;right:55px;top:8px}.banner.caramel{background:linear-gradient(115deg,#a9602b,#d29a63)}.section-title{display:flex;justify-content:space-between;align-items:center;margin:27px 0 14px;gap:12px}.section-title h3{font-size:23px}.cards{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:13px}.card{background:white;border:1px solid var(--line);border-radius:18px;padding:19px;box-shadow:0 4px 22px #56361607}.metric{min-height:128px}.metric .micon{font-size:25px;color:var(--caramel)}.metric strong{font-size:32px;display:block;margin:8px 0 3px;color:var(--green)}.metric span{font-size:12px;color:var(--muted);font-weight:700}.cols{display:grid;grid-template-columns:1.4fr 1fr;gap:18px}.cols.equal{grid-template-columns:1fr 1fr}.list{display:grid;gap:10px}.list-row{display:flex;align-items:center;gap:13px;padding:15px;border:1px solid var(--line);background:white;border-radius:15px}.list-row .details{flex:1;min-width:0}.list-row b{display:block;font-size:14px}.list-row small{display:block;color:var(--muted);margin-top:5px;line-height:1.4}.list-ico{width:47px;height:47px;border-radius:14px;display:grid;place-items:center;background:#faeee0;color:var(--caramel);font-size:23px;flex-shrink:0}.btn{border:0;border-radius:12px;background:var(--green);color:white;padding:12px 18px;display:inline-flex;align-items:center;justify-content:center;gap:7px;font-weight:800;min-height:44px;text-decoration:none}.btn:hover{background:#195647}.btn.secondary{background:#f1e6d8;color:var(--green)}.btn.outline{background:white;border:1px solid var(--line);color:var(--green)}.btn.gold{background:var(--caramel)}.btn.small{font-size:12px;padding:7px 12px;min-height:34px}.btn.danger{background:#a43b32}.btn.full{width:100%}.pill{font-size:11px;border-radius:999px;background:#e6f3eb;color:#26714e;padding:6px 11px;font-weight:800;white-space:nowrap}.pill.amber{background:#fff2e2;color:#ae672b}.pill.gray{background:#f3f1ee;color:#65716a}.subnav{display:flex;gap:9px;flex-wrap:wrap;margin:15px 0 24px}.subnav .btn{border-radius:999px}.form{background:white;border:1px solid var(--line);border-radius:20px;padding:22px;display:grid;gap:14px}.field{display:grid;gap:6px}.field label{font-size:12px;font-weight:800;color:#41554b}.field input,.field select,.field textarea{border:1px solid #d9d8d0;border-radius:11px;background:#fff;padding:11px 12px;color:var(--ink);width:100%;outline-color:var(--caramel)}.field textarea{resize:vertical;min-height:90px}.form-grid{display:grid;grid-template-columns:1fr 1fr;gap:12px}.empty{padding:32px;text-align:center;background:white;border:1px dashed #d8c7ad;border-radius:18px;color:var(--muted)}.split-action{display:flex;flex-wrap:wrap;gap:8px;align-items:center}.tag{display:inline-flex;align-items:center;background:#f7efe3;color:#9f602d;border-radius:8px;padding:5px 9px;font-size:11px;font-weight:800}.hero-login{min-height:100dvh;display:grid;grid-template-columns:1fr 1fr}.login-side{position:relative;padding:8vw;display:flex;flex-direction:column;justify-content:center;background:linear-gradient(135deg,#f7edddc8,#fff8edd9),url('/static/travel-sky.webp') center / cover}.login-side h1{font-size:clamp(42px,5vw,75px);max-width:680px;margin-top:40px}.login-side p{font-size:19px;max-width:450px}.login-form{display:flex;align-items:center;justify-content:center;padding:30px;background:#fff}.login-inner{max-width:400px;width:100%}.login-inner h2{margin-bottom:10px}.login-inner p{color:var(--muted)}.login-inner .form{padding:0;border:0;margin-top:20px}.hint{font-size:12px;color:#7e8077;line-height:1.5}.demo-box{margin-top:18px;background:#f9f5ec;border-radius:14px;padding:15px;font-size:13px;line-height:1.7}.flightline{color:var(--caramel);letter-spacing:6px;font-size:26px}.progress{background:#efe8dc;border-radius:999px;height:10px;overflow:hidden}.progress>div{height:100%;background:var(--green);border-radius:999px}.learning-wrap{max-width:720px;margin:0 auto}.question{padding:25px;background:white;border:1px solid var(--line);border-radius:20px}.question h2{font-size:29px;margin:15px 0 20px}.choice{width:100%;padding:17px 18px;background:white;border:2px solid var(--line);border-radius:14px;color:var(--ink);text-align:left;margin:6px 0;display:flex;gap:13px;align-items:center;font-weight:700}.choice:hover,.choice.selected{border-color:var(--caramel);background:#fff9ee}.choice.correct{border-color:var(--success);background:#eef9ee}.choice.wrong{border-color:var(--red)}.letter{background:#f4eee4;width:30px;height:30px;display:grid;place-items:center;border-radius:8px}.feedback-box{background:#eaf5ec;padding:16px;border-radius:14px;margin:15px 0}.feedback-box.bad{background:#fff2e5}.skill-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:12px}.skill{border-radius:17px;padding:20px;background:#fff;border:1px solid var(--line)}.skill .emoji{font-size:28px;margin-bottom:10px}.skill b{display:block;font-size:17px}.skill small{color:var(--muted);display:block;margin:7px 0 0}.streak{background:#fbefe1;color:#b26930;border-radius:14px;padding:14px;font-weight:800}.record-control{display:grid;place-items:center;padding:23px}.record-button{width:104px;height:104px;border-radius:100px;background:var(--caramel);color:white;border:9px solid #f8ebdb;font-size:37px}.record-button.recording{background:#ab3f33;animation:pulse 1.3s infinite}@keyframes pulse{50%{box-shadow:0 0 0 13px #c27a3f22}}.record-control audio{width:min(100%,420px);margin-top:18px}.review{border-top:1px solid var(--line);padding-top:14px;margin-top:14px}.bottom-nav{display:none}.desktop-hide{display:none}#toast{position:fixed;bottom:25px;right:25px;z-index:1000;background:var(--green);color:white;padding:13px 18px;border-radius:13px;box-shadow:0 8px 30px #0002;display:none;max-width:360px}.footer-note{text-align:center;color:var(--muted);font-size:11px;margin:35px auto}.star-sky{background-image:url('/static/travel-sky.webp');background-size:cover;background-position:center;min-height:160px;border-radius:16px;position:relative;overflow:hidden}.star-sky:after{content:'English for real life.';position:absolute;bottom:0;left:0;right:0;padding:18px 16px;color:#fff;font:700 20px Georgia;background:linear-gradient(transparent,#0e3d33c9)}
@media(max-width:1050px){.shell{grid-template-columns:205px 1fr}.sidebar{padding:20px 11px}.cards{grid-template-columns:repeat(2,minmax(0,1fr))}.skill-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:720px){.shell{display:block}.sidebar{display:none}.main{padding:24px 15px 95px}.topline{margin-bottom:20px}.banner{padding:23px;min-height:170px}.banner h2{font-size:29px}.banner .plane{font-size:72px;right:7px;top:10px}.cols,.cols.equal{grid-template-columns:1fr}.cards{gap:9px}.card{padding:14px}.metric strong{font-size:27px}.skill-grid{gap:9px}.skill{padding:14px}.bottom-nav{display:grid;grid-template-columns:repeat(5,minmax(0,1fr));gap:0;background:#fff;position:fixed;bottom:0;left:0;right:0;padding:7px 5px max(7px,env(safe-area-inset-bottom));box-shadow:0 -6px 25px #00000012;z-index:80}.bottom-nav button{border:0;background:transparent;color:#748279;padding:5px 1px;display:grid;gap:4px;justify-items:center;font-size:10px;font-weight:800}.bottom-nav button.active{color:var(--green)}.bottom-nav button span{font-size:22px}.hero-login{grid-template-columns:1fr}.login-side{min-height:240px;padding:29px}.login-side h1{font-size:41px;margin-top:16px}.login-side p{font-size:15px}.login-form{padding:29px 18px 45px}.form-grid{grid-template-columns:1fr}.desktop-hide{display:block}.question{padding:17px}.question h2{font-size:25px}.section-title h3{font-size:22px}}
@media(prefers-reduced-motion:reduce){*,*:before,*:after{animation-duration:.001ms!important;transition-duration:.001ms!important;scroll-behavior:auto!important}}

/* Logout sempre disponível, inclusive quando a barra lateral desaparece no celular. */
.topline-actions{display:flex;align-items:center;gap:10px;flex-shrink:0}
.logout-header{display:inline-flex;align-items:center;justify-content:center;min-height:44px;padding:10px 14px;border:1px solid #C27A3F;border-radius:12px;background:#F9F5EC;color:#0E3D33;font:700 13px 'DM Sans',sans-serif;cursor:pointer;white-space:nowrap}
.logout-header:hover,.logout-header:focus-visible{background:#E8DCC8;outline-offset:3px}
@media(max-width:720px){.topline-actions{gap:6px}.topline-actions .avatar{width:36px;height:36px;font-size:18px}.logout-header{padding:10px 12px}.topline h1{font-size:clamp(23px,6vw,32px)}}


/* Design System — revisão geral de espaçamento e responsividade (v4) */
:root { --space-1: 4px; --space-2: 8px; --space-3: 12px; --space-4: 16px; --space-5: 20px; --space-6: 24px; --space-8: 32px; }
html { -webkit-text-size-adjust: 100%; }
body { overflow-x: hidden; }
button, input, select, textarea { max-width: 100%; }
.main, #view, .card, .form, .list, .cols, .list-row, .topline { min-width: 0; }
.main { padding-bottom: max(110px, calc(85px + env(safe-area-inset-bottom, 0px))); }
#view { display: flow-root; }
.card { overflow-wrap: anywhere; }
.card p { margin-block: var(--space-4); }
.card audio { display: block; width: 100%; max-width: 100%; margin-block: var(--space-4); }
.card .split-action + p { margin-top: var(--space-5); }
.form, .feedback-editor { row-gap: var(--space-4); }
.field { gap: var(--space-2); min-width: 0; }
.field label { line-height: 1.45; }
.field input, .field select, .field textarea { min-height: 44px; }
.field textarea { display: block; min-height: 112px; line-height: 1.5; }
.form-actions { display: flex; flex-wrap: wrap; align-items: center; gap: var(--space-3); }
.form > .btn, .form > .split-action { justify-self: start; }
.submission-card { padding: var(--space-6); }
.submission-header { justify-content: space-between; align-items: flex-start; gap: var(--space-3); }
.submission-header > b { flex: 1 1 230px; min-width: 0; line-height: 1.45; }
.submission-header .pill { flex: 0 0 auto; }
.feedback-editor { display: grid; gap: var(--space-4); margin-top: var(--space-5); }
.feedback-editor .form-actions { margin-top: var(--space-1); }
.feedback-editor .form-actions > .btn { min-height: 46px; }
.section-title { flex-wrap: wrap; }
.list-row { flex-wrap: wrap; }
.list-row .btn, .list-row a.btn { white-space: normal; text-align: center; }
.bottom-nav button { min-width: 0; line-height: 1.3; }
#toast { bottom: max(22px, calc(env(safe-area-inset-bottom, 0px) + 16px)); }
@media (max-width: 720px) {
  .main { padding: 22px 16px max(125px, calc(104px + env(safe-area-inset-bottom, 0px))); }
  .topline { align-items: flex-start; gap: 12px; }
  .topline > div:first-child { min-width: 0; }
  .topline-actions { flex-wrap: wrap; justify-content: flex-end; }
  .banner { padding: 24px 20px; }
  .submission-card { padding: 20px; }
  .section-title { margin-block: 26px 16px; }
  .form { padding: 20px; }
  .question { padding: 20px; }
  .bottom-nav { padding: 9px 6px max(10px, env(safe-area-inset-bottom, 0px)); }
  .bottom-nav button { min-height: 51px; }
  #toast { left: 16px; right: 16px; bottom: calc(81px + env(safe-area-inset-bottom, 0px)); max-width: none; text-align: center; }
}
@media (max-width: 390px) {
  .main { padding-inline: 12px; }
  .submission-card { padding: 16px; }
  .banner { padding: 20px 16px; }
  .topline-actions .avatar { display: none; }
  .section-title h3 { font-size: 21px; }
  .cards, .skill-grid { gap: 8px; }
  .form { padding: 16px; }
  .feedback-editor .btn { width: 100%; }
}

/* Student speaking submission: playback and teacher feedback stay together */
.submission-review{display:grid;gap:14px;margin:18px 0}
.submitted-audio,.teacher-response{border:1px solid var(--line);border-radius:14px;padding:16px;background:var(--card, #fff);display:grid;gap:10px;min-width:0}
.submitted-audio audio{display:block;max-width:100%;min-width:0}
.teacher-response p,.submitted-audio p{margin:0;overflow-wrap:anywhere}
@media(max-width:600px){.submission-review{gap:12px}.submitted-audio,.teacher-response{padding:14px}}

/* Conclusion screen: real gaps between vertically stacked actions */
.completion-actions{display:flex;flex-wrap:wrap;justify-content:center;align-items:stretch;gap:16px;margin:28px auto 6px;max-width:460px}
.completion-actions .btn{margin:0;min-height:48px;white-space:normal;text-align:center}
@media(max-width:720px){.completion-actions{flex-direction:column;align-items:stretch;gap:16px;max-width:320px;width:100%;margin-top:26px}.completion-actions .btn{width:100%}}

/* Experiência integrada v19 — componentes consistentes */
.hub-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:16px;margin-top:20px}.hub-tile{display:flex;align-items:center;gap:14px;min-width:0;padding:20px;border:1px solid var(--line);border-radius:18px;background:white;text-align:left;color:var(--green);cursor:pointer}.hub-tile>span:nth-child(2){flex:1;min-width:0;display:grid;gap:5px}.hub-tile small{color:var(--muted);line-height:1.4}.hub-ico{display:inline-flex;align-items:center;justify-content:center;width:34px;height:34px;line-height:1;color:currentColor}.hub-ico .ttc-icon{width:28px;height:28px}.rubric-score{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px;margin:14px 0}.rubric-score label,.rubric-score span{display:grid;gap:5px;background:#f9f5ec;border:1px solid #e8dcc8;border-radius:12px;padding:10px;font-size:13px}.rubric-score select{min-height:40px;border:1px solid #d9d8d0;border-radius:8px;padding:6px;background:white}.action-stack{display:flex;flex-wrap:wrap;gap:12px;margin-top:16px}.review-item{display:grid;gap:12px}.notice.read{opacity:.8}.badge-card{display:grid;gap:9px;justify-items:center;text-align:center}.badge-card p{margin:0;color:var(--muted)}.tools-header{min-height:44px}.topline-actions{flex-wrap:wrap}.hub-tile:focus-visible{outline:3px solid var(--caramel);outline-offset:3px}
@media(max-width:720px){.hub-grid{grid-template-columns:1fr;gap:12px}.hub-tile{padding:15px}.topline-actions{gap:5px}.tools-header{padding:8px;font-size:12px}.logout-header{padding:8px;font-size:12px}.rubric-score{gap:8px}.action-stack>.btn{flex:1}}
@media(max-width:370px){.topline-actions .avatar{display:none}.topline-actions{max-width:135px}.tools-header,.logout-header{font-size:11px;padding:6px}}

/* Travel Talk Club v21/v22: legibilidade, espaçamento e navegação mobile */
.hub-account{display:flex;align-items:center;justify-content:space-between;gap:20px;flex-wrap:wrap;margin-top:26px;padding:20px;background:#fff;border:1px solid var(--line);border-radius:18px}.hub-account .hint{margin:4px 0 0}.topline-actions{flex-shrink:0}.topline{align-items:flex-start}.topline h1{overflow-wrap:break-word}.lesson-list>.card,.lesson-manager{display:grid;gap:18px}.lesson-list>.card>p,.lesson-manager>p{margin:0}.lesson-actions{display:flex;flex-wrap:wrap;align-items:center;gap:12px;margin-top:4px}.lesson-actions>.btn{margin:0!important}.lesson-toolbar{margin:12px 0 20px}.lesson-toolbar .btn{white-space:normal}.lesson-header{display:flex;justify-content:space-between;gap:16px;align-items:flex-start}.lesson-header p{margin:8px 0 0}.lesson-panel{border-top:1px solid var(--line);padding-top:17px;display:grid;gap:14px}.lesson-panel .list p{margin:0}.attendance-row{display:flex;align-items:center;justify-content:space-between;gap:14px;padding:10px 0;border-bottom:1px solid var(--line)}.attendance-row select{max-width:190px;width:55%;padding:10px;border:1px solid #d9d8d0;border-radius:10px;background:#fff}.agenda-stack{display:grid;gap:18px}.lesson-edit{margin-top:2px}.analytics-header{display:flex;justify-content:space-between;align-items:center;gap:15px;flex-wrap:wrap;margin:18px 0}.analytics-header h3{font-size:25px}.analytics-header p{margin:5px 0}.analytics-skill{display:grid;gap:8px}.analytics-skill-icon{font-size:25px}.analytics-skill strong{font-size:25px;color:var(--green)}.analytics-skill small{color:var(--muted)}.analytics-chart{display:flex;align-items:flex-end;justify-content:space-around;gap:10px;height:220px}.analytics-month{display:flex;flex-direction:column;align-items:center;gap:7px;flex:1;min-width:0}.analytics-month small{font-size:10px;color:var(--muted)}.analytics-bar-track{height:145px;display:flex;align-items:flex-end;justify-content:center;background:#f9f5ec;width:100%;max-width:60px;border-radius:10px;overflow:hidden}.analytics-bar{width:100%;background:var(--green);min-height:0;border-radius:8px 8px 0 0}.analytics-month b{font-size:13px}
@media(max-width:720px){.topline{gap:8px}.topline-actions{align-items:center}.topline-actions .avatar{width:36px;height:36px;font-size:18px}.tools-header{padding:10px 12px!important;font-size:13px!important;white-space:nowrap}.topline h1{font-size:clamp(29px,7vw,38px)}.topline>div p{max-width:340px}.lesson-list>.card,.lesson-manager{padding:19px 17px;gap:17px}.lesson-actions{gap:12px}.lesson-actions>.btn{min-height:44px}.analytics-kpis{grid-template-columns:repeat(2,minmax(0,1fr))}.analytics-skill strong{font-size:20px}}
@media(max-width:420px){.topline .avatar{display:none}.topline{flex-wrap:nowrap}.topline-actions{max-width:none}.lesson-actions>.btn{flex:1;min-width:140px}.analytics-header>.field{width:100%}.attendance-row{align-items:flex-start;flex-direction:column}.attendance-row select{width:100%;max-width:none}}

/* Safari opened from WhatsApp: keep the header clear of the status bar. */
@media(max-width:720px){.main{padding-top:max(58px,calc(env(safe-area-inset-top,0px) + 24px))}.topline{margin-bottom:30px}.lesson-list>.card .field{margin-top:3px}}

.account-actions{display:flex;flex-wrap:wrap;gap:12px;align-items:center;justify-content:flex-end}.form-stack{display:grid;gap:16px}@media(max-width:620px){.account-actions{width:100%;justify-content:stretch}.account-actions .btn{width:100%}}

/* v25 · controles de acessibilidade e interações mobile */
:where(button,a,input,select,textarea,[tabindex]):focus-visible{outline:3px solid #C27A3F;outline-offset:3px}
:where(button,[role="button"]){touch-action:manipulation}
@media (prefers-reduced-motion:reduce){*,*::before,*::after{scroll-behavior:auto!important;animation-duration:.01ms!important;transition-duration:.01ms!important}}

.li40-student-actions{display:flex;flex-wrap:wrap;gap:10px;margin-top:12px}