@import url('https://fonts.googleapis.com/css2?family=DM+Sans:wght@400;500;600;700&family=DM+Serif+Display:ital@0;1&display=swap');
:root{--bg:#f7f4ed;--paper:#fffdf9;--ink:#26392e;--forest:#314e3d;--mint:#e6ece3;--sage:#8ea28d;--rust:#ba7558;--rustsoft:#f4e7de;--gray:#6e786d;--line:#e5e3d9;--shadow:0 14px 45px rgba(48,61,45,.06);--radius:20px;--sans:'DM Sans',system-ui,-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;--serif:'DM Serif Display',Georgia,serif}
*{box-sizing:border-box}html{scroll-behavior:smooth}body{margin:0;background:var(--bg);color:var(--ink);font:15px/1.55 var(--sans);-webkit-font-smoothing:antialiased}button,input,textarea,select{font:inherit}button{cursor:pointer}a{color:inherit}svg{display:block;flex-shrink:0}.loading{min-height:100dvh;display:flex;align-items:center;justify-content:center;flex-direction:column;font:36px var(--serif)}.loading span{font:12px var(--sans);letter-spacing:.1em;margin-top:10px;color:var(--gray)}
.shell{max-width:1020px;margin:auto;padding:0 22px 130px;min-height:100dvh}.topbar{height:85px;display:flex;align-items:center;justify-content:space-between;border-bottom:1px solid var(--line);gap:12px}.brand{display:flex;align-items:center;gap:11px}.monogram{display:grid;place-items:center;width:42px;height:42px;border:1px solid #91a392;border-radius:12px;color:var(--forest);font:21px var(--serif);background:var(--mint)}.brand-title{font:23px var(--serif);line-height:1.1}.brand-subtitle{color:var(--gray);font-size:10px;letter-spacing:.05em}.round-btn{border:1px solid var(--line);background:var(--paper);color:var(--forest);border-radius:13px;min-height:44px;min-width:44px;display:flex;align-items:center;justify-content:center;gap:6px}.round-btn:hover{border-color:var(--sage)}.main{padding-top:26px}.eyebrow{font-size:11px;letter-spacing:.13em;text-transform:uppercase;font-weight:700;color:var(--rust);margin:0 0 10px}.hero-title{font:clamp(33px,6vw,51px)/1.07 var(--serif);letter-spacing:-.02em;margin:0 0 14px}.hero-title em{color:var(--rust);font-style:normal}.muted{color:var(--gray)}.lead{font-size:15px;line-height:1.8;color:var(--gray);max-width:590px}.section-title{font:27px var(--serif);margin:0}.section-head{display:flex;align-items:center;justify-content:space-between;gap:15px;margin:29px 0 14px}.section-head .sub{font-size:12px;color:var(--gray)}
.grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:13px}.layout{display:grid;grid-template-columns:1.36fr 1fr;gap:16px}.panel{background:var(--paper);border:1px solid var(--line);border-radius:var(--radius);padding:22px;box-shadow:var(--shadow)}.panel.soft{background:#e8ede5;border-color:#e4eae1;box-shadow:none}.panel.rust{background:#f5eae1;border-color:#f3e2d5;box-shadow:none}.hero-panel{padding:30px;background:#e8ede5;position:relative;overflow:hidden}.hero-panel:after{content:'IV';position:absolute;font:210px var(--serif);opacity:.035;right:-20px;bottom:-65px;pointer-events:none}.hero-panel>*{position:relative;z-index:1}.hero-stats{display:flex;align-items:center;gap:20px;flex-wrap:wrap;margin-top:25px}.stat{display:flex;flex-direction:column}.stat strong{font:27px var(--serif)}.stat small{font-size:11px;color:var(--gray)}.progress-track{height:8px;background:#d8e1d5;border-radius:99px;overflow:hidden}.progress-fill{height:100%;background:var(--forest);border-radius:99px;transition:width .4s}.button{border:1px solid var(--forest);color:white;background:var(--forest);border-radius:13px;padding:12px 18px;min-height:46px;font-weight:700;display:inline-flex;align-items:center;justify-content:center;gap:8px;text-align:center}.button:hover{background:#253b2e}.button.secondary{background:white;color:var(--forest);border-color:#d1dcd0}.button.secondary:hover{background:#f2f6f1}.button.ghost{border-color:transparent;background:transparent;color:var(--forest)}.button.rust{background:var(--rust);border-color:var(--rust)}.button:disabled{opacity:.45;cursor:not-allowed}.button.full{width:100%}.mini-icon{width:17px;height:17px}.icon-circle{width:42px;height:42px;border-radius:13px;background:var(--mint);display:grid;place-items:center;color:var(--forest)}.card-link{width:100%;display:flex;align-items:center;gap:12px;border:1px solid var(--line);border-radius:16px;background:var(--paper);padding:16px;text-align:left;min-height:83px}.card-link:hover{border-color:var(--sage);transform:translateY(-1px)}.card-link .arr{margin-left:auto;color:var(--gray)}.card-link strong{display:block}.card-link small{font-size:12px;color:var(--gray)}.micro{font-size:12px;color:var(--gray)}.pill{display:inline-flex;padding:4px 10px;border-radius:99px;font-size:11px;font-weight:700;align-items:center;gap:5px;background:var(--mint);color:var(--forest)}.pill.rust{background:var(--rustsoft);color:#a45f43}.pill.gray{background:#f0efeb;color:var(--gray)}
.bottom-nav{position:fixed;bottom:0;left:0;right:0;z-index:20;background:rgba(255,253,249,.95);border-top:1px solid var(--line);backdrop-filter:blur(16px);padding:8px max(16px,env(safe-area-inset-right)) calc(8px + env(safe-area-inset-bottom)) max(16px,env(safe-area-inset-left));display:flex;align-items:stretch;justify-content:center;gap:12px}.nav-btn{display:flex;align-items:center;flex-direction:column;justify-content:center;gap:4px;padding:7px 12px;min-height:54px;min-width:72px;color:#768176;background:transparent;border:0;border-radius:12px;font-size:11px;font-weight:700}.nav-btn.active{color:var(--forest);background:var(--mint)}.nav-btn svg{width:21px;height:21px}.phase-pills{display:flex;gap:8px;overflow-x:auto;padding:4px 0 14px;scrollbar-width:none}.phase-btn{white-space:nowrap;flex-shrink:0;background:var(--paper);border:1px solid var(--line);border-radius:99px;padding:10px 15px;font-size:12px;color:var(--gray);min-height:43px}.phase-btn.active{background:var(--forest);border-color:var(--forest);color:white}.week-card{background:var(--paper);border:1px solid var(--line);border-radius:17px;padding:18px;margin-bottom:10px;display:flex;gap:14px;align-items:flex-start}.week-num{width:46px;height:46px;background:var(--mint);border-radius:13px;display:grid;place-items:center;font:23px var(--serif);color:var(--forest);flex-shrink:0}.week-card h3{margin:0;font-size:16px;font-weight:700}.week-card p{margin:5px 0;color:var(--gray);font-size:12px}.week-card .right{margin-left:auto;align-self:center}.week-card button{border:0;background:transparent;padding:7px;color:var(--forest)}.week-card.selected{border-color:#a1b3a0}
.back{display:inline-flex;align-items:center;gap:7px;font-size:13px;color:var(--forest);border:0;background:transparent;padding:12px 2px;min-height:44px;font-weight:700}.lesson-header{background:var(--mint);padding:25px;border-radius:18px;margin:15px 0 18px}.lesson-header h1{font:36px/1.12 var(--serif);margin:8px 0}.lesson-header p{margin:8px 0;color:#586d5a}.lesson-tabs{display:grid;grid-template-columns:repeat(5,1fr);gap:7px;margin:16px 0 19px}.lesson-tab{padding:10px 3px;min-height:52px;border:1px solid var(--line);background:var(--paper);border-radius:11px;font-size:11px;color:var(--gray);display:flex;flex-direction:column;align-items:center;justify-content:center;gap:3px}.lesson-tab strong{font-size:12px}.lesson-tab.active{background:var(--forest);color:white;border-color:var(--forest)}.lesson-tab.done:not(.active){background:#e9efe7;color:var(--forest)}.exercise{border:1px solid var(--line);border-radius:15px;padding:18px;margin-bottom:13px;background:var(--paper)}.exercise h4{margin:0 0 11px;font-size:14px}.options{display:flex;flex-direction:column;gap:8px}.answer-option{display:flex;align-items:center;text-align:left;background:white;border:1px solid var(--line);min-height:46px;padding:10px 13px;border-radius:10px;gap:10px}.answer-option.selected{border-color:var(--forest);background:var(--mint)}.answer-option.correct{border-color:#6e9b78;background:#eaf3e9}.answer-option.incorrect{border-color:#ca8970;background:#f9eee7}.feedback{padding:11px 12px;border-radius:10px;margin-top:11px;font-size:12px}.feedback.ok{background:#e7f2e5;color:#315d37}.feedback.no{background:#fff0e8;color:#a15c40}.field{width:100%;border:1px solid var(--line);border-radius:12px;padding:13px 14px;min-height:47px;background:var(--paper);color:var(--ink);outline-color:var(--sage)}textarea.field{min-height:135px;resize:vertical}.label{display:block;font-size:12px;font-weight:700;margin:0 0 8px}.row{display:flex;align-items:center;gap:10px}.between{justify-content:space-between}.wrap{flex-wrap:wrap}.separator{height:1px;background:var(--line);margin:19px 0}.callout{padding:17px;background:#f3f5ee;border-left:3px solid var(--sage);border-radius:0 12px 12px 0;margin:15px 0}.callout .it{font-family:var(--serif);font-size:20px}.callout .pt{color:var(--gray);font-size:12px;margin-top:3px}.dialogue-line{padding:12px 0;border-bottom:1px solid var(--line);display:flex;gap:12px;align-items:flex-start}.dialogue-line:last-child{border-bottom:0}.speaker{font-size:11px;font-weight:700;color:var(--rust);min-width:62px}.dialogue-content{flex:1}.dialogue-it{font-weight:600}.dialogue-pt{font-size:12px;color:var(--gray);margin-top:3px}.speaker-btn{border:1px solid var(--line);background:white;border-radius:9px;color:var(--forest);width:39px;height:39px;display:grid;place-items:center;flex-shrink:0}.speaker-btn:hover{border-color:var(--sage)}.vocab-grid{display:grid;grid-template-columns:repeat(2,1fr);gap:10px}.vocab-card{border:1px solid var(--line);background:var(--paper);border-radius:13px;padding:14px;min-height:100px}.vocab-card strong{display:block;font:20px var(--serif);margin:2px 0}.vocab-card .row{align-items:center}.vocab-card small{color:var(--gray);display:block}.reading{background:#faf7f1;border:1px solid #efe7db;border-radius:15px;padding:20px;line-height:1.95;font-size:17px}.exercise-head{display:flex;align-items:center;justify-content:space-between;margin:12px 0}.step-footer{display:flex;justify-content:space-between;align-items:center;gap:10px;padding:16px 0 4px}.order-options{display:flex;gap:7px;flex-wrap:wrap}.order-word{border:1px solid var(--line);background:white;border-radius:10px;padding:10px;min-height:43px}.order-selected{padding:12px;border:1px dashed var(--sage);border-radius:10px;margin:10px 0;min-height:47px}.checkrow{display:flex;align-items:flex-start;gap:12px;padding:16px;background:var(--mint);border-radius:12px}.checkrow input{width:21px;height:21px;accent-color:var(--forest);margin:2px}.practical{border-radius:16px;background:var(--rustsoft);padding:21px;margin:15px 0}.big-italian{font:clamp(30px,7vw,48px) var(--serif);text-align:center;margin:12px 0 6px}.flashcard{height:240px;background:#e8ede5;border:1px solid #cfddce;border-radius:18px;padding:30px;display:flex;flex-direction:column;justify-content:center;align-items:center;gap:10px;cursor:pointer;text-align:center;user-select:none}.flashcard small{font-size:12px;color:var(--gray)}.flashcard strong{font:clamp(28px,7vw,42px) var(--serif)}.skill-row{display:grid;grid-template-columns:100px 1fr 45px;gap:10px;align-items:center;margin:14px 0;font-size:12px}.skill-track{height:7px;background:#e8ece5;border-radius:6px;overflow:hidden}.skill-fill{height:100%;background:#8da58e;border-radius:6px}.hint{font-size:12px;background:#f3f3ed;padding:14px;border-radius:12px;color:#5d6c5d}.toggle{width:47px;height:28px;accent-color:var(--forest)}.settings-row{padding:16px 0;border-bottom:1px solid var(--line);display:flex;align-items:center;justify-content:space-between;gap:10px}.settings-row:last-child{border-bottom:0}.date-list{display:grid;gap:8px}.date-item{display:flex;justify-content:space-between;font-size:12px;padding:9px 11px;background:#f5f6f1;border-radius:9px}.source-notice{font-size:12px;color:var(--gray);padding:10px 0}.empty{text-align:center;padding:32px 18px;color:var(--gray)}.empty strong{display:block;color:var(--ink);font:24px var(--serif);margin-bottom:7px}button:focus-visible,a:focus-visible{outline:3px solid #b7a274;outline-offset:3px}::selection{background:#d8e6d3}
@media(max-width:780px){.layout{grid-template-columns:1fr}.topbar{height:76px}.shell{padding:0 17px 120px}.grid{grid-template-columns:1fr 1fr}.hero-panel{padding:25px}.lesson-header{padding:21px}.lesson-header h1{font-size:31px}.bottom-nav{justify-content:space-around;gap:0}.nav-btn{min-width:65px;padding:7px 10px}.vocab-grid{grid-template-columns:repeat(2,minmax(0,1fr))}.panel{padding:18px}}@media(max-width:380px){.grid,.vocab-grid{grid-template-columns:1fr}.nav-btn{min-width:61px;font-size:10px}.lesson-tab{font-size:9px}.lesson-tab strong{font-size:11px}.brand-title{font-size:19px}.hero-title{font-size:36px}}@media(prefers-reduced-motion:reduce){*{scroll-behavior:auto!important;transition:none!important}}