:root {
  --green-950:#08251d; --green-900:#0d3b2e; --green-800:#12503d; --green-700:#187052;
  --emerald:#07936a; --cream:#f4efe5; --paper:#fffdf8; --gold:#c8a45f; --gold-soft:#eadcb9;
  --ink:#1e2823; --muted:#677169; --line:#e7dfd0; --danger:#a3483f; --shadow:0 18px 50px rgba(18,45,35,.10);
  --serif:Georgia,"Times New Roman",serif; --sans:Inter,Manrope,"Segoe UI",Arial,sans-serif;
}
*{box-sizing:border-box} html{scroll-behavior:smooth} body{margin:0;font-family:var(--sans);color:var(--ink);background:var(--cream);line-height:1.55;-webkit-font-smoothing:antialiased}
button,input,select,textarea{font:inherit} button{cursor:pointer} [hidden]{display:none!important}
.eyebrow{margin:0 0 8px;color:var(--green-700);font-size:.72rem;letter-spacing:.18em;text-transform:uppercase;font-weight:800}.eyebrow.light{color:#dec78f}.muted{color:var(--muted)}
h1,h2,h3,p{margin-top:0} h1,h2,h3{font-family:var(--serif);line-height:1.16} h1{font-size:clamp(1.8rem,3vw,2.7rem)} h2{font-size:clamp(1.75rem,3vw,2.6rem)} h3{font-size:1.35rem}
.primary,.secondary,.gold-button,.sos-button{border:0;border-radius:12px;padding:13px 20px;font-weight:800;transition:.18s;display:inline-flex;align-items:center;justify-content:center;gap:8px}.primary{background:var(--green-900);color:#fff;box-shadow:0 10px 25px rgba(13,59,46,.22)}.primary:hover{background:var(--green-800);transform:translateY(-1px)}.secondary{background:transparent;border:1px solid var(--green-900);color:var(--green-900)}.wide{width:100%}.danger{color:var(--danger);border-color:#ddb9b5}.text-button{background:none;border:0;color:var(--green-700);font-weight:800;padding:8px 0}.text-button.left{text-align:left}.light-text{color:#d9e6df}.icon-button{width:40px;height:40px;border:0;border-radius:50%;background:rgba(255,255,255,.7);font-size:1.6rem;color:var(--ink)}
.toast{position:fixed;top:20px;left:50%;transform:translate(-50%,-220%);background:var(--green-950);color:#fff;padding:12px 18px;border-radius:10px;z-index:200;box-shadow:var(--shadow);transition:.25s}.toast.show{transform:translate(-50%,0)}

/* Welcome + onboarding */
.welcome,.onboarding{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 50% 10%,#fff 0,var(--cream) 44%,#e6dbc5 100%)}
.welcome-card{width:min(620px,100%);text-align:center}.welcome-logo{width:min(300px,72%);border-radius:24px;box-shadow:var(--shadow);margin-bottom:28px}.welcome h1{color:var(--green-900);font-size:clamp(2.1rem,6vw,4rem)}.welcome p:not(.eyebrow){color:var(--muted);font-size:1.08rem;max-width:540px;margin:0 auto 28px}.welcome .primary{max-width:340px;margin:0 auto 10px}.welcome .text-button{display:block;margin:0 auto}
.onboarding-shell{width:min(840px,100%);background:var(--paper);border:1px solid var(--line);border-radius:24px;padding:28px 34px;box-shadow:var(--shadow)}.onboarding-top{display:grid;grid-template-columns:44px 1fr auto;gap:18px;align-items:center;margin-bottom:34px}.progress-track{height:5px;background:#e8e2d7;border-radius:8px;overflow:hidden}.progress-track span{display:block;height:100%;width:25%;background:linear-gradient(90deg,var(--green-700),var(--gold));transition:.25s}.onboarding-step{text-align:center}.onboarding-step h2{color:var(--green-900)}.choice-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;margin:30px 0}.choice-card{position:relative;display:flex;flex-direction:column;align-items:center;padding:28px;border:1px solid var(--line);border-radius:18px;background:#fff;cursor:pointer}.choice-card:has(input:checked){border:2px solid var(--green-700);background:#eff8f4}.choice-card input,.pill-grid input{position:absolute;opacity:0}.choice-icon{font-size:2rem;color:var(--green-700);margin-bottom:10px}.choice-card small{color:var(--muted);margin-top:5px}.form-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:18px;text-align:left;margin:24px 0}.form-grid label,.full-label,.modal label{display:flex;flex-direction:column;gap:7px;font-weight:700;font-size:.9rem}.form-grid input,.form-grid select,.full-label textarea,.full-label select,.modal input,.modal select,.modal textarea{width:100%;border:1px solid #d9d2c5;background:#fff;border-radius:10px;padding:13px 14px;color:var(--ink)} textarea{min-height:90px;resize:vertical}.saving-preview{background:#eff7f3;border:1px solid #d4e8df;border-radius:14px;padding:16px;color:var(--green-900);font-weight:700}.pill-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:12px;margin:26px 0}.pill-grid label{position:relative}.pill-grid span{display:block;padding:13px 10px;border:1px solid var(--line);border-radius:12px;background:#fff;cursor:pointer}.pill-grid label:has(input:checked) span{background:var(--green-900);color:#fff;border-color:var(--green-900)}.onboarding-actions{max-width:360px;margin:30px auto 0}

/* App shell */
.app-shell{min-height:100vh;display:grid;grid-template-columns:250px 1fr}.sidebar{position:fixed;inset:0 auto 0 0;width:250px;background:linear-gradient(180deg,var(--green-950),var(--green-900));color:#fff;padding:26px 18px;display:flex;flex-direction:column;z-index:20}.side-brand{display:flex;align-items:center;gap:12px;font-family:var(--serif);font-size:1.35rem;font-weight:700;padding:0 10px 30px}.side-brand img{width:42px;height:42px;object-fit:cover;border-radius:50%}.sidebar nav{display:flex;flex-direction:column;gap:7px}.nav-item{border:0;background:transparent;color:#c7d8d1;border-radius:12px;padding:12px 14px;text-align:left;font-weight:700;display:flex;gap:12px}.nav-item:hover,.nav-item.active{background:rgba(255,255,255,.11);color:#fff}.side-note{margin-top:auto;padding:18px 14px;border-top:1px solid rgba(255,255,255,.13);color:#a9c0b7;font-family:var(--serif);font-style:italic}.main-panel{grid-column:2;padding:30px 4vw 70px;max-width:1500px;width:100%}.topbar{display:flex;justify-content:space-between;align-items:center;margin-bottom:30px}.topbar h1{margin:0;color:var(--green-900);font-size:clamp(1.7rem,3vw,2.45rem)}.sos-button{background:#fff2ee;color:#913e35;border:1px solid #efd0ca}.sos-button:hover{background:#ffe8e2}.view{animation:fade .25s}@keyframes fade{from{opacity:.2;transform:translateY(5px)}to{opacity:1;transform:none}}
.hero-panel{background:radial-gradient(circle at 85% 0,rgba(200,164,95,.22),transparent 40%),linear-gradient(140deg,var(--green-800),var(--green-950));color:#fff;border-radius:22px;padding:34px;display:flex;justify-content:space-between;align-items:end;box-shadow:var(--shadow)}.hero-panel h2{font-size:clamp(1.8rem,3.6vw,3.1rem);margin-bottom:8px}.hero-panel p:not(.eyebrow){color:#d4e3dd;margin:0}.light-button{border-color:#c8a45f;color:#fff}.metric-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:16px;margin:20px 0}.metric{background:var(--paper);border:1px solid var(--line);border-radius:16px;padding:20px;display:flex;gap:14px;align-items:flex-start;box-shadow:0 7px 24px rgba(20,50,40,.05)}.metric-icon{width:38px;height:38px;display:grid;place-items:center;border-radius:11px;background:#eef7f3;color:var(--green-700);font-weight:800}.metric div{display:flex;flex-direction:column;min-width:0}.metric small{color:var(--muted);font-size:.75rem}.metric strong{font-family:var(--serif);font-size:1.75rem;color:var(--green-900);line-height:1.2;margin:5px 0}.metric em{font-size:.72rem;color:#8a918b;font-style:normal}.content-grid{display:grid;grid-template-columns:1.3fr 1fr;gap:20px;margin:20px 0}.panel{background:var(--paper);border:1px solid var(--line);border-radius:18px;padding:24px;box-shadow:0 8px 28px rgba(20,50,40,.055)}.panel-heading{display:flex;justify-content:space-between;gap:15px;align-items:flex-start}.panel-heading h3{margin-bottom:6px}.panel-heading>span{color:var(--green-700);font-weight:800}.health-track{height:8px;background:#e4e7e4;border-radius:8px;overflow:hidden;margin:16px 0}.health-track span{height:100%;display:block;background:linear-gradient(90deg,var(--green-700),var(--gold));width:0;transition:.4s}.milestone-list{display:flex;gap:8px;overflow:auto;margin-top:18px;padding-bottom:4px}.milestone{min-width:115px;border:1px solid var(--line);border-radius:12px;padding:10px}.milestone.done{background:#eef8f3;border-color:#cde5d9}.milestone small{display:block;color:var(--muted)}.quote-mark{font:3.5rem var(--serif);color:var(--gold)!important;line-height:.7}.motivation-copy{font:italic 1.2rem/1.55 var(--serif);color:var(--green-900)}.weekly-panel{margin-top:20px}.week-chart{display:grid;grid-template-columns:repeat(7,1fr);gap:12px;align-items:end;height:180px;margin-top:20px}.day-bar{height:100%;display:flex;flex-direction:column;justify-content:end;align-items:center;gap:6px}.day-bar .bar{width:min(34px,70%);background:linear-gradient(180deg,var(--gold),var(--green-700));border-radius:8px 8px 3px 3px;min-height:5px}.day-bar small{font-size:.7rem;color:var(--muted)}
.section-intro{display:flex;justify-content:space-between;align-items:end;gap:30px;margin-bottom:25px}.section-intro h2{color:var(--green-900);margin-bottom:8px}.section-intro p{color:var(--muted);max-width:640px}.journal-list{display:grid;gap:12px}.journal-entry{background:var(--paper);border:1px solid var(--line);border-radius:15px;padding:18px 20px;display:grid;grid-template-columns:110px 1fr auto;gap:20px;align-items:center}.journal-entry strong{color:var(--green-900)}.journal-entry small{color:var(--muted)}.empty-state{text-align:center;padding:60px 20px;background:var(--paper);border:1px dashed #d4ccbc;border-radius:18px;color:var(--muted)}
.trend-chart{height:260px;display:flex;align-items:flex-end;gap:7px;padding-top:20px}.trend-column{flex:1;min-width:8px;background:linear-gradient(180deg,var(--gold),var(--green-700));border-radius:5px 5px 2px 2px;position:relative}.trend-column:hover:after{content:attr(data-value);position:absolute;top:-25px;left:50%;transform:translateX(-50%);font-size:.7rem}.trigger-stats{display:grid;gap:14px;margin-top:24px}.trigger-row{display:grid;grid-template-columns:100px 1fr 28px;gap:10px;align-items:center}.trigger-line{height:8px;background:#ebe6dd;border-radius:8px;overflow:hidden}.trigger-line span{display:block;height:100%;background:var(--green-700)}
.reason-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;margin-bottom:20px}.reason-card{padding:24px;border-radius:17px;background:var(--paper);border:1px solid var(--line);font-family:var(--serif);font-size:1.25rem;color:var(--green-900)}.lesson-card{background:linear-gradient(135deg,#fffdf8,#edf7f2)}.lesson-card>div{max-width:760px}.lesson-number{font-family:var(--serif);font-size:3rem;color:var(--gold-soft);float:right}.profile-form{max-width:850px}.profile-actions{display:flex;gap:12px;margin-top:24px}.disclaimer{max-width:850px;margin-top:18px;border:1px solid #dfd2b7;background:#fbf6eb;border-radius:13px;padding:17px;color:#6d6555;font-size:.85rem}.bottom-nav{display:none}
.motivation-library-card{max-width:850px;background:linear-gradient(135deg,#fffdf8,#edf7f2)}.motivation-count{font:700 .8rem var(--sans);color:var(--green-700)}.motivation-actions{display:flex;align-items:center;gap:16px;margin-top:20px}

/* Modals */
.modal{width:min(580px,calc(100% - 28px));border:0;border-radius:22px;padding:0;box-shadow:0 30px 90px rgba(0,0,0,.28);background:var(--paper);color:var(--ink)}.modal::backdrop{background:rgba(7,24,19,.68);backdrop-filter:blur(3px)}.modal form{padding:26px;display:grid;gap:17px}.modal-head{display:flex;justify-content:space-between;gap:15px}.modal fieldset{border:0;padding:0}.modal legend{font-weight:700;margin-bottom:8px}.mood-row{display:grid;grid-template-columns:repeat(3,1fr);gap:10px}.mood-row input{position:absolute;opacity:0}.mood-row span{display:flex;flex-direction:column;text-align:center;padding:11px;border:1px solid var(--line);border-radius:12px;font-size:1.3rem}.mood-row label:has(input:checked) span{border-color:var(--green-700);background:#edf7f2}.mood-row small{font-size:.7rem}.craving-modal{background:linear-gradient(160deg,var(--green-800),var(--green-950));color:#fff;text-align:center}.craving-stage{padding:34px;position:relative}.close-craving{position:absolute;right:18px;top:18px;background:rgba(255,255,255,.12);color:#fff}.craving-stage h2{font-size:2.4rem;margin:10px 0}.craving-stage>p:not(.eyebrow){color:#cfddd7}.intensity{margin:28px 0}.intensity span{display:block;margin-bottom:10px}.intensity div{display:flex;justify-content:center;gap:9px}.intensity button{width:42px;height:42px;border-radius:50%;border:1px solid rgba(255,255,255,.35);background:transparent;color:#fff}.intensity button.selected{background:var(--gold);border-color:var(--gold);color:var(--ink)}.gold-button{background:linear-gradient(180deg,#dfc17f,#bd974b);color:#242018}.breathing-orb{width:190px;height:190px;margin:28px auto;border-radius:50%;display:grid;place-items:center;background:radial-gradient(circle,#d7e9e1 0,#65ae91 55%,#1c7457 100%);box-shadow:0 0 0 18px rgba(255,255,255,.05);animation:breathe 8s ease-in-out infinite}.breathing-orb span{font:1.4rem var(--serif)}@keyframes breathe{0%,100%{transform:scale(.72)}45%,55%{transform:scale(1)}}#breathingTimer{font:2.5rem var(--serif);display:block}.reason-reminder{margin:24px 0;padding:16px;border:1px solid rgba(200,164,95,.45);border-radius:12px}.reason-reminder small{display:block;color:#d7c38e}.result-icon{width:76px;height:76px;border-radius:50%;background:var(--gold);color:var(--ink);display:grid;place-items:center;font-size:2.4rem;margin:0 auto 22px}

@media(max-width:1050px){.metric-grid{grid-template-columns:repeat(2,1fr)}.content-grid{grid-template-columns:1fr}.reason-grid{grid-template-columns:repeat(2,1fr)}}
@media(max-width:760px){body{padding-bottom:78px}.app-shell{display:block}.sidebar{display:none}.main-panel{padding:22px 16px 35px}.topbar{align-items:flex-start}.topbar .sos-button{display:none}.bottom-nav{position:fixed;display:grid;grid-template-columns:repeat(5,1fr);left:0;right:0;bottom:0;background:rgba(255,253,248,.96);border-top:1px solid var(--line);padding:8px max(8px,env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) max(8px,env(safe-area-inset-left));z-index:50;backdrop-filter:blur(12px)}.bottom-nav button{border:0;background:none;color:#7a827d;display:flex;flex-direction:column;align-items:center;gap:2px}.bottom-nav button.active{color:var(--green-800)}.bottom-nav span{font-size:1.25rem}.bottom-nav small{font-size:.65rem}.bottom-nav .craving-nav span{width:44px;height:44px;margin-top:-27px;border-radius:50%;display:grid;place-items:center;background:#9b4a40;color:#fff;border:4px solid var(--cream)}.hero-panel{padding:26px;display:block}.hero-panel button{margin-top:20px}.metric-grid{grid-template-columns:repeat(2,1fr);gap:10px}.metric{padding:15px;gap:9px}.metric-icon{display:none}.metric strong{font-size:1.45rem}.week-chart{gap:5px}.section-intro{display:block}.section-intro button{margin-top:10px}.journal-entry{grid-template-columns:1fr;gap:5px}.reason-grid{grid-template-columns:1fr}.onboarding-shell{padding:20px 16px}.choice-grid,.form-grid{grid-template-columns:1fr}.pill-grid{grid-template-columns:repeat(2,1fr)}.onboarding-top{grid-template-columns:40px 1fr auto}.profile-actions,.motivation-actions{flex-direction:column;align-items:stretch}}
@media(max-width:420px){.metric-grid{grid-template-columns:1fr 1fr}.metric{min-height:105px}.pill-grid{grid-template-columns:1fr}.downloads{grid-template-columns:1fr}}

/* Layout safety: no component may widen the mobile viewport. */
html,body{max-width:100%;overflow-x:hidden}
.app-shell{grid-template-columns:250px minmax(0,1fr)}
.main-panel,.hero-panel,.metric-grid,.metric,.content-grid,.panel{min-width:0}
.metric-grid{grid-template-columns:repeat(4,minmax(0,1fr))}
.content-grid{grid-template-columns:minmax(0,1.3fr) minmax(0,1fr)}
@media(max-width:1050px){.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.content-grid{grid-template-columns:minmax(0,1fr)}}
@media(max-width:760px){.app-shell{display:block}.main-panel{width:100%;max-width:100%}.metric-grid{grid-template-columns:repeat(2,minmax(0,1fr))}}

/* Account, authentication and cloud sync */
.auth-screen{min-height:100vh;display:grid;place-items:center;padding:24px;background:radial-gradient(circle at 50% 10%,#fff 0,var(--cream) 44%,#e6dbc5 100%)}
.auth-card{width:min(510px,100%);min-width:0;background:rgba(255,253,248,.96);border:1px solid var(--line);border-radius:24px;padding:30px 38px;text-align:center;box-shadow:var(--shadow)}
.auth-logo{width:150px;height:150px;object-fit:cover;border-radius:22px;margin-bottom:20px;box-shadow:0 12px 30px rgba(18,45,35,.12)}
.auth-card h1{color:var(--green-900);font-size:clamp(2rem,5vw,3rem);margin-bottom:12px;overflow-wrap:break-word}
.auth-intro{color:var(--muted);margin:0 auto 22px;max-width:390px}
.auth-tabs{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:5px;padding:5px;margin:0 0 25px;background:#eee8dc;border-radius:13px}
.auth-tabs button{min-width:0;border:0;border-radius:9px;padding:10px;background:transparent;color:var(--muted);font-weight:800}
.auth-tabs button.active{background:var(--paper);color:var(--green-900);box-shadow:0 3px 12px rgba(18,45,35,.08)}
.auth-form{display:grid;gap:15px;text-align:left;min-width:0}
.auth-form label{display:flex;flex-direction:column;gap:7px;font-size:.88rem;font-weight:800}
.auth-form input{width:100%;border:1px solid #d9d2c5;background:#fff;border-radius:10px;padding:13px 14px;color:var(--ink)}
.auth-form input:focus{outline:3px solid rgba(24,112,82,.14);border-color:var(--green-700)}
.auth-message{min-height:0;margin:0;text-align:left;font-size:.85rem;color:var(--danger)}
.auth-message:empty{display:none}
.auth-message.success{display:block;color:var(--green-700);background:#edf7f2;border-radius:10px;padding:10px 12px}
.auth-form+.text-button{margin-top:10px}
.auth-divider{display:flex;align-items:center;gap:12px;color:#999188;font-size:.75rem;margin:17px 0}
.auth-divider:before,.auth-divider:after{content:"";height:1px;background:var(--line);flex:1}
.auth-security{font-size:.75rem;color:#888f89;margin:15px 0 0}
.topbar-actions{display:flex;align-items:center;gap:12px}
.sync-status{font-size:.72rem;font-weight:800;color:var(--green-700);background:#edf7f2;border:1px solid #d1e7dd;border-radius:999px;padding:7px 10px;white-space:nowrap}
.sync-status.pending{color:#806427;background:#faf4e5;border-color:#eadcb9}
.sync-status.error{color:var(--danger);background:#fff0ed;border-color:#efd0ca}
.account-panel{max-width:850px;margin-bottom:18px;display:flex;justify-content:space-between;align-items:center;gap:24px}
.account-panel h3{margin-bottom:5px}
.account-panel p:last-child{margin-bottom:0}
.account-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap;justify-content:flex-end}
@media(max-width:760px){.topbar-actions{margin-top:4px}.account-panel{align-items:flex-start;flex-direction:column}.account-actions{justify-content:flex-start}}
@media(max-width:520px){.auth-screen{padding:0}.auth-card{width:100%;max-width:100%;min-height:100vh;overflow:hidden;border:0;border-radius:0;padding:24px 20px;display:flex;flex-direction:column;justify-content:center}.auth-tabs,.auth-form,.auth-divider,#forgotPasswordButton,#backToSigninButton,#demoButton{width:100%}.auth-logo{width:120px;height:120px;margin-left:auto;margin-right:auto}}

/* Package A: program foundation, extended onboarding and profile */
.full-label input{width:100%;border:1px solid #d9d2c5;background:#fff;border-radius:10px;padding:13px 14px;color:var(--ink)}
.info-note{margin:20px 0 0;padding:15px 17px;border:1px solid #dfd2b7;background:#fbf6eb;border-radius:13px;color:#6d6555;text-align:left;font-size:.86rem}
.program-panel{margin:20px 0}
.program-heading{align-items:center}
.program-heading>span{background:#edf7f2;border:1px solid #d1e7dd;border-radius:999px;padding:7px 11px}
.program-items{display:grid;gap:12px;margin-top:18px}
.program-item{display:grid;grid-template-columns:42px minmax(0,1fr) auto;gap:14px;align-items:center;border:1px solid var(--line);border-radius:15px;padding:16px;background:#fff}
.program-item-icon{width:42px;height:42px;display:grid;place-items:center;border-radius:12px;background:#eef7f3;color:var(--green-700);font-weight:900}
.program-item small,.last-cigarette-card small{display:block;color:var(--muted);font-size:.72rem}
.program-item strong{display:block;color:var(--green-900);font-family:var(--serif);font-size:1.08rem;margin:2px 0}
.program-item p{margin:0;color:var(--muted);font-size:.84rem}
.program-item.done{background:#f1f8f4;border-color:#cde5d9}
.program-item.done .program-item-icon{background:var(--green-700);color:#fff}
.secondary.compact{padding:9px 12px;border-radius:10px;font-size:.76rem}
.secondary:disabled{opacity:.65;cursor:default;background:#edf7f2;transform:none}
.quit-confirmation{margin-top:15px;padding:16px;border-radius:14px;background:#fbf6eb;border:1px solid #dfd2b7;display:flex;align-items:center;justify-content:space-between;gap:18px}
.quit-confirmation p{margin:3px 0 0;color:#6d6555;font-size:.82rem}
.profile-options{border:0;border-top:1px solid var(--line);padding:20px 0 0;margin:24px 0 0}
.profile-options legend{font-weight:800;color:var(--green-900);padding-right:12px}
.compact-pills{grid-template-columns:repeat(4,minmax(0,1fr));margin:12px 0}
.compact-pills span{text-align:center;font-size:.78rem;padding:10px 7px}
.last-cigarette-card{display:flex;align-items:center;justify-content:space-between;gap:18px;background:#eff7f3;border:1px solid #d4e8df;border-radius:14px;padding:16px;margin-top:24px}
.last-cigarette-card strong{display:block;color:var(--green-900)}
@media(max-width:760px){
  .program-item{grid-template-columns:38px 1fr}
  .program-item .secondary{grid-column:1/-1;width:100%}
  .quit-confirmation,.last-cigarette-card{align-items:flex-start;flex-direction:column}
  .quit-confirmation button,.last-cigarette-card button{width:100%}
  .compact-pills{grid-template-columns:repeat(2,minmax(0,1fr))}
}