/* WhatPhone — shared styles for calculator & test apps. Relies on css/style.css variables. */
.app-page{padding-top:72px;min-height:100vh}
.app-hero{padding:2.5rem 0 1.75rem;border-bottom:1px solid var(--border);background:var(--bg2)}
.app-hero .breadcrumb ol{display:flex;flex-wrap:wrap;gap:.5rem;list-style:none;font-size:.82rem;color:var(--text3);margin:0 0 1rem;padding:0}
.app-hero .breadcrumb li+li::before{content:'/';opacity:.4;margin-right:.5rem}
.app-hero .breadcrumb a{color:var(--text2)}
.app-hero .breadcrumb a:hover{color:var(--accent2)}
.app-hero .breadcrumb [aria-current]{color:var(--accent2)}
.app-hero h1{font-family:var(--font-display);font-size:clamp(1.7rem,4.5vw,2.5rem);font-weight:800;color:var(--heading);line-height:1.15;margin:0 0 .6rem}
.app-hero p{color:var(--text2);max-width:640px;line-height:1.65;margin:0}
.app-main{max-width:1200px;margin:0 auto;padding:1.75rem 1.5rem 3rem;display:grid;grid-template-columns:minmax(0,1fr) 320px;gap:1.5rem;align-items:start}
.app-side{display:flex;flex-direction:column;gap:1.25rem}
@media(max-width:900px){.app-main{grid-template-columns:minmax(0,1fr);padding:1.25rem 1rem 2rem}}
.panel{background:var(--surface);border:1px solid var(--border);border-radius:var(--r-lg);padding:1.25rem;margin-bottom:1.25rem}
.app-side .panel{margin-bottom:0}
.panel-title{font-family:var(--font-display);font-size:.8rem;font-weight:700;letter-spacing:.06em;color:var(--text3);margin:0 0 1rem}
.field{display:flex;flex-direction:column;gap:.35rem;margin-bottom:1rem}
.field label{font-size:.82rem;font-weight:600;color:var(--text2)}
.field input,.field select{width:100%;min-height:46px;padding:.6rem .85rem;font:inherit;font-size:16px;color:var(--text);background:var(--bg);border:1px solid var(--border2);border-radius:var(--r)}
.field input:focus,.field select:focus,.btn-app:focus-visible,.btn-ghost:focus-visible,.seg button:focus-visible{outline:3px solid var(--accent);outline-offset:2px}
.field small{color:var(--text3);font-size:.76rem}
.row{display:grid;grid-template-columns:repeat(auto-fit,minmax(150px,1fr));gap:.9rem}
.btn-app,.btn-ghost{display:inline-flex;align-items:center;justify-content:center;gap:.5rem;min-height:46px;padding:.65rem 1.25rem;font:700 .88rem var(--font-body);border-radius:var(--r);cursor:pointer;border:1px solid var(--accent);transition:all var(--transition);touch-action:manipulation}
.btn-app{background:var(--accent);color:#fff}
.btn-app:hover{background:var(--accent2)}
.btn-ghost{background:var(--surface2);color:var(--text2);border-color:var(--border2)}
.btn-ghost:hover{border-color:var(--accent);color:var(--text)}
.btn-row{display:flex;flex-wrap:wrap;gap:.6rem;margin-top:.5rem}
.seg{display:flex;flex-wrap:wrap;gap:.4rem;margin-bottom:1rem}
.seg button{min-height:44px;padding:.5rem .95rem;font:600 .82rem var(--font-body);color:var(--text2);background:var(--surface);border:1px solid var(--border2);border-radius:100px;cursor:pointer;touch-action:manipulation}
.seg button[aria-pressed="true"],.seg button[aria-selected="true"]{background:var(--accent);border-color:var(--accent);color:#fff}
.readout{display:flex;flex-wrap:wrap;align-items:baseline;gap:.6rem;margin:.25rem 0 1rem}
.readout b{font-family:var(--font-display);font-size:clamp(2.2rem,9vw,3.4rem);line-height:1;color:var(--heading)}
.readout span{color:var(--text2);font-size:.95rem}
.stats{display:grid;grid-template-columns:repeat(auto-fit,minmax(130px,1fr));gap:.7rem}
.stat{background:var(--bg3);border-radius:var(--r);padding:.8rem .9rem}
.stat small{display:block;color:var(--text3);font-size:.74rem;margin-bottom:.2rem}
.stat strong{font-family:var(--font-mono);font-size:1.05rem;color:var(--heading);word-break:break-word}
.info-row{display:flex;justify-content:space-between;gap:1rem;padding:.5rem 0;border-bottom:1px solid var(--border);font-size:.84rem}
.info-row:last-child{border-bottom:0}
.info-row span:first-child{color:var(--text2)}
.info-row span:last-child{font-family:var(--font-mono);font-weight:700;color:var(--text);text-align:right}
.note{font-size:.84rem;line-height:1.6;color:var(--text2);background:var(--bg3);border-left:3px solid var(--accent);border-radius:8px;padding:.75rem .9rem;margin:1rem 0 0}
.verdict{display:inline-block;padding:.3rem .85rem;border-radius:100px;font-size:.8rem;font-weight:700;background:var(--bg3);color:var(--text2)}
.verdict.good{background:rgba(16,185,129,.14);color:var(--green)}
.verdict.warn{background:rgba(245,158,11,.16);color:var(--amber)}
.verdict.bad{background:rgba(239,68,68,.14);color:var(--red)}
.table-wrap{overflow-x:auto;-webkit-overflow-scrolling:touch}
.table-wrap table{width:100%;border-collapse:collapse;font-size:.86rem;min-width:420px}
.table-wrap th,.table-wrap td{padding:.6rem .7rem;text-align:left;border-bottom:1px solid var(--border)}
.table-wrap th{color:var(--text3);font-weight:700;font-size:.76rem}
.tool-link{display:flex;align-items:center;gap:.6rem;min-height:44px;color:var(--text2);font-size:.88rem;font-weight:500}
.tool-link:hover{color:var(--accent2)}
.content-wrap{max-width:820px;margin:0 auto;padding:1rem 1.5rem 3rem}
.content-wrap h2{font-family:var(--font-display);font-size:clamp(1.35rem,3.5vw,1.8rem);color:var(--heading);margin:2.25rem 0 .75rem}
.content-wrap h3{font-family:var(--font-display);font-size:1.05rem;color:var(--heading);margin:1.5rem 0 .4rem}
.content-wrap p,.content-wrap li{color:var(--text2);line-height:1.75;font-size:.98rem}
.content-wrap ol,.content-wrap ul{padding-left:1.25rem}
.content-wrap a{color:var(--accent3);text-decoration:underline}
.related{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.8rem;margin-top:1rem}
.related a{display:block;padding:1rem;background:var(--surface);border:1px solid var(--border);border-radius:var(--r);color:var(--heading);font-weight:600;text-decoration:none}
.related a span{display:block;margin-top:.25rem;font-weight:400;font-size:.82rem;color:var(--text2)}
.related a:hover{border-color:var(--accent)}
.app-page .faq-a p{padding:0}
.toast{position:fixed;bottom:calc(1.5rem + env(safe-area-inset-bottom,0px));left:50%;transform:translateX(-50%) translateY(20px);background:var(--surface);border:1px solid var(--border);padding:.65rem 1.4rem;border-radius:100px;font-size:.875rem;color:var(--text);z-index:9999;opacity:0;transition:all .3s;pointer-events:none;box-shadow:var(--shadow)}
.toast.show{opacity:1;transform:translateX(-50%) translateY(0)}
@media(prefers-reduced-motion:reduce){*{animation:none!important;transition:none!important}}