/* styles.css — chi rieng cho trang mimir.vn. Nen tang chung: brand.css */

.hero { min-height: 840px; padding-top: 178px; padding-bottom: 55px; background: radial-gradient(circle at 68% 24%, rgba(45, 212, 180, .12), transparent 25%), linear-gradient(180deg, #fbfcf7 0%, var(--paper) 100%); overflow: hidden; }
.hero-grid { position: relative; z-index: 2; display: grid; grid-template-columns: .92fr 1.08fr; gap: 56px; align-items: center; }
.hero-lede { max-width: 580px; margin-bottom: 34px; color: #50656e; font-size: 17px; line-height: 1.75; }
.hero-actions { display: flex; gap: 28px; align-items: center; }
.hero-notes { display: flex; flex-wrap: wrap; gap: 13px 23px; margin: 34px 0 0; padding: 0; color: #596c73; font-size: 11px; font-weight: 650; list-style: none; }
.check { display: inline-grid; width: 18px; height: 18px; margin-right: 5px; place-items: center; border: 1px solid rgba(22, 157, 117, .25); border-radius: 50%; color: var(--green); background: rgba(40, 210, 155, .1); font-size: 10px; }
.hero-orb { position: absolute; border-radius: 50%; filter: blur(2px); pointer-events: none; }
.hero-orb-one { top: 100px; right: -100px; width: 350px; height: 350px; border: 1px solid rgba(26, 185, 181, .1); box-shadow: inset 0 0 80px rgba(35, 211, 168, .06); }
.hero-orb-two { bottom: 130px; left: -130px; width: 260px; height: 260px; border: 1px solid rgba(33, 199, 223, .1); }

.hero-visual { position: relative; min-height: 550px; isolation: isolate; }
.visual-aura { position: absolute; z-index: -2; top: 50%; left: 50%; width: 460px; height: 460px; border: 1px solid rgba(29, 187, 185, .13); border-radius: 50%; background: radial-gradient(circle, rgba(40, 210, 155, .12), rgba(33, 199, 223, .04) 46%, transparent 68%); transform: translate(-50%, -50%); }
.visual-aura::before, .visual-aura::after { position: absolute; border: 1px dashed rgba(19, 152, 154, .17); border-radius: 50%; content: ""; }
.visual-aura::before { inset: 47px; }
.visual-aura::after { inset: 110px; }
.product-float { position: absolute; z-index: 2; width: 285px; padding: 19px; border: 1px solid rgba(7, 27, 38, .08); border-radius: 18px; background: rgba(255, 255, 255, .92); box-shadow: var(--shadow-lg); backdrop-filter: blur(12px); }
.hugin-float { top: 32px; left: 5px; transform: rotate(-2.5deg); }
.munin-float { right: 0; bottom: 22px; width: 270px; border-radius: 25px; transform: rotate(2.8deg); }
.float-top, .student-welcome { display: flex; align-items: center; }
.mini-logo { width: 35px; height: 35px; margin-right: 10px; border-radius: 10px; overflow: hidden; }
.float-top > span:nth-child(2), .student-welcome p { display: flex; flex-direction: column; margin: 0; line-height: 1.2; }
.float-top strong, .student-welcome strong { font-size: 11px; }
.float-top small, .student-welcome small { margin-top: 3px; color: var(--muted); font-size: 8px; }
.status-dot { width: 7px; height: 7px; margin-left: auto; border-radius: 50%; background: var(--mint); box-shadow: 0 0 0 4px rgba(40, 210, 155, .13); }
.analytics-card { margin-top: 17px; padding: 14px; border-radius: 11px; background: #f5f8f7; }
.analytics-title { display: flex; justify-content: space-between; margin-bottom: 12px; font-size: 9px; font-weight: 700; }
.analytics-title strong { color: var(--green); }
.bar-row { display: grid; grid-template-columns: 53px 1fr; gap: 8px; align-items: center; margin: 8px 0; color: var(--muted); font-size: 7px; }
.bar-row i { position: relative; height: 4px; border-radius: 3px; background: #dde8e5; overflow: hidden; }
.bar-row i::after { position: absolute; inset: 0 auto 0 0; width: var(--progress); border-radius: inherit; background: linear-gradient(90deg, var(--cyan), var(--mint)); content: ""; }
.insight-chip { display: flex; gap: 9px; align-items: center; margin-top: 11px; padding: 10px; border: 1px solid rgba(33, 199, 223, .15); border-radius: 9px; background: #f4fcfc; }
.insight-chip > span { display: grid; width: 25px; height: 25px; place-items: center; border-radius: 8px; color: var(--cyan-dark); background: rgba(33, 199, 223, .14); }
.insight-chip p { display: flex; flex-direction: column; margin: 0; line-height: 1.35; }
.insight-chip small { color: var(--cyan-dark); font-size: 7px; font-weight: 700; }
.insight-chip strong { font-size: 8px; }
.mimir-core { position: absolute; z-index: 4; top: 50%; left: 50%; display: flex; flex-direction: column; align-items: center; transform: translate(-50%, -50%); }
.core-ring { position: absolute; z-index: -1; top: -25px; width: 155px; height: 155px; border: 1px solid rgba(255, 255, 255, .65); border-radius: 50%; background: rgba(255, 255, 255, .37); box-shadow: 0 20px 70px rgba(19, 151, 151, .17); backdrop-filter: blur(10px); }
.core-logo { width: 84px; height: 84px; border: 7px solid rgba(255, 255, 255, .8); border-radius: 25px; overflow: hidden; box-shadow: 0 16px 35px rgba(7, 27, 38, .2); }
.mimir-core p { display: flex; flex-direction: column; align-items: center; margin: 15px 0 0; line-height: 1.3; }
.mimir-core strong { font-size: 12px; }
.mimir-core span { color: var(--muted); font-size: 7px; letter-spacing: .08em; text-transform: uppercase; }
.phone-top, .phone-status { display: flex; justify-content: space-between; color: var(--muted); font-size: 6px; font-weight: 700; }
.student-welcome { margin-top: 13px; }
.student-welcome p { flex: 1; }
.lesson-card { display: flex; gap: 10px; align-items: center; margin-top: 15px; padding: 12px; border-radius: 12px; color: var(--white); background: linear-gradient(140deg, #0b3540, #0b2932); }
.lesson-icon { display: grid; width: 36px; height: 36px; flex: 0 0 36px; place-items: center; border-radius: 10px; color: #08322c; background: linear-gradient(135deg, var(--mint), var(--lime)); font-family: var(--font-editorial); font-size: 19px; }
.lesson-card p { display: flex; flex: 1; flex-direction: column; margin: 0; line-height: 1.4; }
.lesson-card small, .lesson-card span { color: rgba(255,255,255,.55); font-size: 6px; }
.lesson-card strong { font-size: 9px; }
.lesson-card i { font-style: normal; }
.streak-row { display: grid; grid-template-columns: 1fr 1fr; gap: 8px; margin-top: 9px; }
.streak-row > span { padding: 9px; border-radius: 9px; background: #f3f7f5; font-size: 13px; font-weight: 800; }
.streak-row small { display: block; color: var(--muted); font-size: 6px; font-weight: 500; }
.connection-line { position: absolute; z-index: 1; height: 1px; background: linear-gradient(90deg, transparent, rgba(22, 174, 174, .5), transparent); transform-origin: center; }
.line-left { top: 190px; left: 205px; width: 145px; transform: rotate(27deg); }
.line-right { right: 185px; bottom: 175px; width: 135px; transform: rotate(30deg); }
.hero-footnote { display: flex; gap: 24px; align-items: center; margin-top: 58px; color: #819096; font-size: 9px; font-weight: 700; letter-spacing: .17em; text-transform: uppercase; }
.hero-footnote i { height: 1px; flex: 1; background: var(--line); }

.trust-band { border-top: 1px solid var(--line); border-bottom: 1px solid var(--line); background: #f2f4ee; }
.trust-grid { display: grid; grid-template-columns: repeat(3, 1fr); }
.trust-grid article { display: flex; gap: 16px; align-items: center; min-height: 124px; padding: 25px 42px; border-right: 1px solid var(--line); }
.trust-grid article:first-child { padding-left: 0; }
.trust-grid article:last-child { padding-right: 0; border-right: 0; }
.line-icon { display: grid; width: 38px; height: 38px; flex: 0 0 38px; place-items: center; border: 1px solid rgba(7, 27, 38, .15); border-radius: 50%; color: var(--green); }
.trust-grid strong { display: block; font-size: 12px; }
.trust-grid p { margin: 3px 0 0; color: var(--muted); font-size: 9px; line-height: 1.5; }

.products { background: #fbfcf8; overflow-x: clip; }
.product-story { display: grid; grid-template-columns: .78fr 1.22fr; gap: 84px; align-items: center; margin-bottom: 150px; }
.product-story:last-child { margin-bottom: 10px; }
.story-copy { min-width: 0; }
.product-label { display: flex; gap: 14px; align-items: center; margin-bottom: 28px; }
.product-emblem { width: 47px; height: 47px; border-radius: 14px; overflow: hidden; box-shadow: var(--shadow-sm); }
.product-label p { display: flex; flex-direction: column; margin: 0; line-height: 1.25; }
.product-label strong { font-size: 16px; }
.product-label small { margin-top: 3px; color: var(--muted); font-size: 9px; }
.story-copy h3 { margin-bottom: 23px; font-size: clamp(34px, 3.5vw, 50px); font-weight: 590; }
.story-copy h3 em { color: var(--cyan-dark); }
.munin-story .story-copy h3 em { color: var(--green); }
.story-copy > p { margin-bottom: 24px; color: var(--muted); font-size: 14px; line-height: 1.75; }
.feature-list { margin: 0 0 26px; padding: 0; border-top: 1px solid var(--line); list-style: none; }
.feature-list li { display: flex; gap: 15px; padding: 17px 0; border-bottom: 1px solid var(--line); }
.feature-list li > span { color: var(--cyan-dark); font-size: 9px; font-weight: 800; letter-spacing: .08em; }
.munin-story .feature-list li > span { color: var(--green); }
.feature-list li div { display: flex; flex-direction: column; }
.feature-list strong { font-size: 12px; }
.feature-list small { margin-top: 3px; color: var(--muted); font-size: 9px; line-height: 1.5; }

.desktop-mockup { min-width: 700px; overflow: hidden; border: 1px solid rgba(7, 27, 38, .13); border-radius: 13px; background: #e9efed; box-shadow: 0 35px 85px rgba(7, 27, 38, .17); transform: perspective(1200px) rotateY(-4deg) rotateX(1deg); transform-origin: right center; }
.window-bar { display: flex; align-items: center; height: 34px; padding: 0 13px; border-bottom: 1px solid rgba(7, 27, 38, .08); background: #eef2f0; color: #748187; font-size: 7px; }
.window-bar i { width: 8px; height: 8px; margin-right: 10px; border-radius: 3px; background: linear-gradient(135deg, var(--cyan), var(--mint)); }
.window-bar b { margin-left: auto; letter-spacing: 10px; }
.app-layout { display: grid; grid-template-columns: 136px 1fr; min-height: 452px; background: #f8faf8; }
.app-sidebar { display: flex; flex-direction: column; padding: 17px 11px; color: rgba(255,255,255,.84); background: #0a2631; }
.app-brand { display: flex; gap: 8px; align-items: center; padding: 0 7px 17px; font-size: 10px; }
.app-brand span { width: 25px; height: 25px; border-radius: 7px; overflow: hidden; }
.app-sidebar nav { display: grid; gap: 5px; }
.app-sidebar nav a { padding: 9px 10px; border-radius: 6px; color: rgba(255,255,255,.5); font-size: 7px; }
.app-sidebar nav a.active { color: var(--white); background: rgba(33,199,223,.16); }
.teacher-mini { display: flex; gap: 7px; align-items: center; margin-top: auto; padding: 11px 5px 0; border-top: 1px solid rgba(255,255,255,.1); }
.teacher-mini > span { display: grid; width: 25px; height: 25px; place-items: center; border-radius: 50%; color: #06343c; background: var(--cyan); font-size: 7px; font-weight: 800; }
.teacher-mini p { display: flex; flex-direction: column; margin: 0; line-height: 1.4; }
.teacher-mini strong { font-size: 7px; }
.teacher-mini small { color: rgba(255,255,255,.4); font-size: 5px; }
.app-main { padding: 22px; }
.app-title { display: flex; justify-content: space-between; }
.app-title p { display: flex; flex-direction: column-reverse; margin: 0; }
.app-title small { color: var(--muted); font-size: 7px; }
.app-title strong { font-size: 15px; }
.app-title button { width: 27px; height: 27px; border: 1px solid var(--line); border-radius: 7px; background: var(--white); }
.metric-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 10px; margin-top: 18px; }
.metric-grid > div { display: flex; flex-direction: column; padding: 13px; border: 1px solid rgba(7,27,38,.07); border-radius: 8px; background: var(--white); }
.metric-grid span { color: var(--muted); font-size: 6px; }
.metric-grid strong { margin: 5px 0; font-size: 19px; }
.metric-grid small { color: var(--green); font-size: 6px; }
.metric-grid > div:last-child small { color: #d59044; }
.chart-panel { margin-top: 12px; padding: 14px 16px 10px; border: 1px solid rgba(7,27,38,.07); border-radius: 8px; background: var(--white); }
.panel-title { display: flex; justify-content: space-between; }
.panel-title p { display: flex; flex-direction: column; margin: 0; line-height: 1.4; }
.panel-title strong { font-size: 8px; }
.panel-title small, .panel-title > span { color: var(--muted); font-size: 6px; }
.chart-area { display: flex; gap: 13px; align-items: flex-end; height: 120px; padding: 18px 14px 0; border-bottom: 1px solid rgba(7,27,38,.08); background: repeating-linear-gradient(to bottom, transparent 0 29px, rgba(7,27,38,.05) 30px); }
.chart-area i { width: 9%; height: var(--h); border-radius: 3px 3px 0 0; background: linear-gradient(180deg, var(--cyan), var(--mint)); }
.chart-labels { display: flex; justify-content: space-around; padding-top: 6px; color: var(--muted); font-size: 5px; }
.ai-panel { display: flex; gap: 10px; align-items: center; margin-top: 12px; padding: 12px; border: 1px solid rgba(33,199,223,.13); border-radius: 8px; background: #f1fbfa; }
.ai-panel > span { display: grid; width: 27px; height: 27px; place-items: center; border-radius: 8px; color: #067b88; background: rgba(33,199,223,.16); }
.ai-panel p { display: flex; flex: 1; flex-direction: column; margin: 0; }
.ai-panel strong { font-size: 7px; }
.ai-panel small { color: var(--muted); font-size: 6px; }
.ai-panel button { padding: 6px 9px; border: 0; border-radius: 5px; color: var(--white); background: #0b7681; font-size: 6px; }

.munin-story { grid-template-columns: 1.18fr .82fr; }
.mobile-stage { position: relative; min-height: 610px; background: radial-gradient(circle at center, rgba(40,210,155,.16), transparent 57%); }
.mobile-stage::before { position: absolute; inset: 0; border-radius: 50%; background-image: radial-gradient(rgba(7,27,38,.1) 1px, transparent 1px); background-size: 15px 15px; content: ""; mask-image: radial-gradient(circle, #000, transparent 65%); }
.student-phone { position: absolute; width: 245px; padding: 7px; border: 2px solid #0b2832; border-radius: 37px; background: #0b2832; box-shadow: 0 30px 65px rgba(7,27,38,.22); }
.phone-front { z-index: 2; top: 30px; left: 42%; transform: translateX(-35%) rotate(4deg); }
.phone-back { top: 86px; left: 12%; transform: rotate(-8deg); opacity: .96; }
.phone-screen { min-height: 507px; padding: 14px 14px 18px; border-radius: 29px; background: #fafcf8; overflow: hidden; }
.phone-status { padding: 0 7px 10px; color: var(--ink); }
.munin-head { display: flex; align-items: center; padding: 8px 2px; }
.munin-head span { width: 27px; height: 27px; margin-right: 7px; border-radius: 8px; overflow: hidden; }
.munin-head b { font-size: 10px; }
.munin-head i { margin-left: auto; font-style: normal; }
.hello { display: flex; flex-direction: column; margin: 17px 2px; line-height: 1.4; }
.hello small { color: var(--muted); font-size: 7px; }
.hello strong { margin-top: 3px; font-size: 15px; }
.daily-card { padding: 15px; border-radius: 14px; color: var(--white); background: linear-gradient(135deg, #0a3540, #0b2931); }
.daily-card > small { color: var(--mint); font-size: 6px; font-weight: 800; letter-spacing: .1em; }
.daily-card > strong { display: block; margin: 4px 0 12px; font-size: 11px; }
.daily-card div { display: flex; gap: 8px; align-items: center; }
.daily-card div i { height: 4px; flex: 1; border-radius: 3px; background: rgba(255,255,255,.15); overflow: hidden; }
.daily-card div i b { display: block; width: 56%; height: 100%; background: linear-gradient(90deg, var(--mint), var(--lime)); }
.daily-card div span { color: rgba(255,255,255,.6); font-size: 6px; }
.continue-label { display: flex; justify-content: space-between; margin: 18px 1px 9px; font-size: 8px; }
.continue-label span { color: var(--green); font-size: 6px; }
.student-lesson { display: flex; gap: 9px; align-items: center; padding: 11px; border: 1px solid rgba(7,27,38,.07); border-radius: 11px; background: var(--white); box-shadow: 0 8px 22px rgba(7,27,38,.05); }
.student-lesson > span { display: grid; width: 34px; height: 34px; place-items: center; border-radius: 9px; color: #0a3d32; background: #c8f1d8; font-family: var(--font-editorial); }
.student-lesson p { display: flex; flex: 1; flex-direction: column; margin: 0; line-height: 1.4; }
.student-lesson small { color: var(--green); font-size: 5px; font-weight: 800; }
.student-lesson strong { font-size: 8px; }
.student-lesson i { color: var(--muted); font-size: 6px; font-style: normal; }
.student-lesson b { font-size: 10px; }
.week-card { margin-top: 13px; padding: 12px; border-radius: 11px; background: #eff5f1; }
.week-card > strong { display: block; margin-bottom: 8px; font-size: 8px; }
.week-card > div { display: grid; grid-template-columns: repeat(3, 1fr); }
.week-card span { display: flex; flex-direction: column; border-right: 1px solid var(--line); text-align: center; }
.week-card span:last-child { border-right: 0; }
.week-card b { font-size: 10px; }
.week-card small { color: var(--muted); font-size: 5px; }
.practice-head { display: flex; justify-content: space-between; align-items: center; padding-top: 8px; font-size: 9px; }
.practice-head small { color: var(--muted); font-size: 7px; }
.practice-progress { height: 4px; margin: 18px 0 42px; border-radius: 4px; background: #dfe8e3; }
.practice-progress i { display: block; width: 50%; height: 100%; border-radius: inherit; background: linear-gradient(90deg, var(--mint), var(--lime)); }
.subject-tag { color: var(--green); font-size: 6px; font-weight: 800; letter-spacing: .12em; }
.practice-screen h4 { margin: 4px 0 25px; font-size: 18px; }
.practice-screen h4 em { font-family: var(--font-editorial); }
.equation { padding: 18px 10px; border-radius: 12px; background: #eef4f0; text-align: center; font-family: var(--font-editorial); font-size: 20px; }
.answers { display: grid; gap: 9px; margin-top: 20px; }
.answers span { padding: 10px; border: 1px solid var(--line); border-radius: 9px; background: var(--white); text-align: center; font-size: 10px; }
.answers span.selected { border-color: var(--mint); background: rgba(40,210,155,.1); }
.floating-help { position: absolute; z-index: 3; right: 2%; bottom: 60px; display: flex; gap: 10px; align-items: center; padding: 12px 16px; border: 1px solid rgba(40,210,155,.22); border-radius: 14px; background: rgba(255,255,255,.94); box-shadow: var(--shadow-sm); }
.floating-help > span { display: grid; width: 28px; height: 28px; place-items: center; border-radius: 8px; color: var(--green); background: rgba(40,210,155,.12); }
.floating-help p { display: flex; flex-direction: column; margin: 0; line-height: 1.35; }
.floating-help small { color: var(--green); font-size: 7px; }
.floating-help strong { font-size: 9px; }

.learning-loop { color: var(--white); background: #071e29; overflow: hidden; }
.learning-loop::before { position: absolute; top: -220px; left: 50%; width: 700px; height: 500px; border-radius: 50%; background: rgba(27,188,175,.08); content: ""; filter: blur(60px); transform: translateX(-50%); }
.section-heading.light { position: relative; }
.section-heading.light h2 em { color: var(--mint); }
.section-heading.light > p:last-child { color: rgba(255,255,255,.5); }
.loop-grid { position: relative; display: grid; grid-template-columns: 1fr 55px 1fr 55px 1fr 55px 1fr; align-items: center; }
.loop-grid article { position: relative; min-height: 265px; padding: 30px 24px 24px; border: 1px solid rgba(255,255,255,.1); border-radius: 15px; background: rgba(255,255,255,.035); }
.loop-number { position: absolute; top: 18px; right: 18px; color: rgba(255,255,255,.25); font-size: 8px; letter-spacing: .12em; }
.loop-icon { display: grid; width: 48px; height: 48px; margin-bottom: 30px; place-items: center; border-radius: 14px; font-style: normal; }
.loop-icon.cyan { color: var(--cyan); background: rgba(33,199,223,.11); }
.loop-icon.green { color: var(--mint); background: rgba(40,210,155,.11); }
.loop-icon.gold { color: var(--gold); background: rgba(242,191,98,.11); }
.loop-icon.violet { color: var(--violet); background: rgba(170,145,246,.11); }
.loop-grid h3 { margin-bottom: 11px; font-size: 16px; letter-spacing: -.02em; }
.loop-grid p { min-height: 65px; margin-bottom: 14px; color: rgba(255,255,255,.5); font-size: 10px; line-height: 1.7; }
.loop-grid b { font-size: 7px; letter-spacing: .15em; }
.loop-arrow { color: rgba(255,255,255,.25); text-align: center; }
.loop-note { display: flex; gap: 12px; align-items: center; justify-content: center; margin: 42px 0 0; color: rgba(255,255,255,.45); font-size: 10px; }
.loop-note span { display: grid; width: 26px; height: 26px; place-items: center; border: 1px solid rgba(255,255,255,.16); border-radius: 50%; color: var(--mint); }

.audiences { background: #f1f3ec; overflow-x: clip; }
.section-heading.split { display: grid; grid-template-columns: 1fr .7fr; align-items: end; margin-bottom: 65px; }
.section-heading.split h2 { margin-bottom: 0; }
.section-heading.split > p { justify-self: end; max-width: 480px; }
.audience-grid { display: grid; grid-template-columns: repeat(3, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line); }
.audience-grid article { min-height: 440px; padding: 40px 36px; border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); background: rgba(255,255,255,.28); transition: background .25s ease, transform .25s ease; }
.audience-grid article:hover { z-index: 1; background: var(--white); transform: translateY(-5px); }
.audience-icon { display: grid; width: 48px; height: 48px; margin-bottom: 50px; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--green); font-size: 18px; }
.card-kicker { margin-bottom: 20px; color: var(--green); font-size: 8px; font-weight: 800; letter-spacing: .16em; }
.audience-grid h3 { margin-bottom: 17px; font-size: 22px; letter-spacing: -.035em; }
.audience-grid article > p:not(.card-kicker) { color: var(--muted); font-size: 12px; line-height: 1.7; }
.audience-grid ul { margin: 24px 0 0; padding: 20px 0 0; border-top: 1px solid var(--line); list-style: none; }
.audience-grid li { position: relative; margin: 10px 0; padding-left: 17px; font-size: 10px; font-weight: 650; }
.audience-grid li::before { position: absolute; top: 8px; left: 0; width: 5px; height: 5px; border-radius: 50%; background: var(--mint); content: ""; }

.responsible { background: #fbfcf8; }
.responsible-grid { display: grid; grid-template-columns: .8fr 1.2fr; gap: 110px; align-items: start; }
.responsible-copy { position: sticky; top: 130px; }
.responsible-copy > p:not(.eyebrow) { max-width: 490px; margin-bottom: 28px; color: var(--muted); font-size: 14px; line-height: 1.8; }
.principles { border-top: 1px solid var(--line); }
.principles article { display: grid; grid-template-columns: 54px 1fr; gap: 22px; padding: 36px 0; border-bottom: 1px solid var(--line); }
.principles article > span { display: grid; width: 42px; height: 42px; place-items: center; border: 1px solid var(--line); border-radius: 50%; color: var(--green); font-size: 9px; font-weight: 800; }
.principles h3 { margin-bottom: 10px; font-size: 19px; }
.principles p { margin-bottom: 15px; color: var(--muted); font-size: 12px; }
.principles small { color: var(--green); font-size: 7px; font-weight: 800; letter-spacing: .16em; }

.pilot { color: var(--white); background: #08232e; overflow: hidden; }
.pilot-orb { position: absolute; right: -200px; bottom: -300px; width: 700px; height: 700px; border: 1px solid rgba(40,210,155,.1); border-radius: 50%; box-shadow: inset 0 0 130px rgba(40,210,155,.06); }
.pilot-grid { position: relative; display: grid; grid-template-columns: .85fr 1.15fr; gap: 105px; align-items: start; }
.pilot-copy h2 em { color: var(--mint); }
.pilot-copy > p:not(.eyebrow) { max-width: 480px; color: rgba(255,255,255,.57); font-size: 14px; }
.pilot-points { margin-top: 42px; }
.pilot-points > div { display: flex; gap: 20px; padding: 19px 0; border-top: 1px solid rgba(255,255,255,.1); }
.pilot-points > div:last-child { border-bottom: 1px solid rgba(255,255,255,.1); }
.pilot-points > div > span { color: var(--mint); font-size: 8px; font-weight: 800; }
.pilot-points p { display: flex; flex-direction: column; margin: 0; }
.pilot-points strong { font-size: 12px; }
.pilot-points small { margin-top: 4px; color: rgba(255,255,255,.42); font-size: 9px; }
.pilot-form { padding: 42px; border: 1px solid rgba(255,255,255,.12); border-radius: 18px; background: rgba(255,255,255,.055); box-shadow: 0 35px 80px rgba(0,0,0,.13); }
.form-head { margin-bottom: 30px; padding-bottom: 24px; border-bottom: 1px solid rgba(255,255,255,.1); }
.form-head span { color: var(--mint); font-size: 9px; font-weight: 800; letter-spacing: .17em; }
.form-head p { margin: 8px 0 0; color: rgba(255,255,255,.48); font-size: 10px; }
.form-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 20px 16px; }
.field { display: flex; min-width: 0; flex-direction: column; }
.field.full { grid-column: 1 / -1; }
.field label { margin-bottom: 7px; color: rgba(255,255,255,.77); font-size: 9px; font-weight: 650; }
.field label span { color: var(--mint); }
.field input, .field select { width: 100%; height: 46px; padding: 0 13px; border: 1px solid rgba(255,255,255,.15); border-radius: 6px; color: var(--white); outline: none; background: rgba(255,255,255,.06); font-size: 11px; transition: border .2s ease, background .2s ease; }
.field input::placeholder { color: rgba(255,255,255,.28); }
.field select { color-scheme: dark; }
.field input:focus, .field select:focus { border-color: var(--mint); background: rgba(255,255,255,.09); }
.field input[aria-invalid="true"], .field select[aria-invalid="true"] { border-color: #ff968f; }
.field-error { min-height: 15px; margin-top: 4px; color: #ffaaa4; font-size: 8px; }
.form-submit { width: 100%; margin-top: 23px; }
.privacy-note { display: flex; gap: 8px; justify-content: center; margin: 15px 0 0; color: rgba(255,255,255,.35); font-size: 8px; text-align: center; }
.form-status { display: none; margin: 20px 0 0; padding: 14px; border: 1px solid rgba(40,210,155,.28); border-radius: 8px; color: #a6f0cf; background: rgba(40,210,155,.09); font-size: 10px; }
.form-status.is-visible { display: block; }


@media (max-width: 1120px) {
  .hero-grid { grid-template-columns: 1fr; }
  .hero-copy { max-width: 780px; }
  .hero-visual { width: min(720px, 100%); margin: 0 auto; }
  .hero { padding-top: 150px; }
  .product-story, .munin-story { grid-template-columns: 1fr; gap: 65px; }
  .story-copy { max-width: 680px; }
  .desktop-mockup { min-width: 0; width: 100%; transform: none; }
  .munin-story .story-copy { order: -1; justify-self: end; }
  .mobile-stage { width: min(700px, 100%); margin-inline: auto; }
  .responsible-grid, .pilot-grid { gap: 65px; }
  .loop-grid { grid-template-columns: 1fr 35px 1fr; gap: 20px 0; }
  .loop-grid .loop-arrow:nth-of-type(2) { display: none; }
  .loop-grid article:nth-of-type(3) { grid-column: 1; }
  .loop-grid article:nth-of-type(4) { grid-column: 3; }
}

@media (max-width: 900px) {
  .section-shell { padding: 96px 0; }
  .primary-nav { gap: 22px; }
  .trust-grid article { padding-inline: 22px; }
  .audience-grid { grid-template-columns: 1fr; }
  .audience-grid article { min-height: 0; }
  .audience-icon { margin-bottom: 30px; }
  .responsible-grid, .pilot-grid, .footer-top { grid-template-columns: 1fr; }
  .responsible-copy { position: static; }
  .principles { max-width: 760px; }
  .pilot-copy { max-width: 680px; }
  .pilot-form { max-width: 680px; }
  .section-heading.split { grid-template-columns: 1fr; gap: 25px; }
  .section-heading.split > p { justify-self: start; }
}

@media (max-width: 720px) {
  html { scroll-padding-top: 70px; }
  body { overflow-x: hidden; }
  .container { width: min(calc(100% - 32px), var(--container)); }
  .section-shell { padding: 80px 0; }
  .nav-shell { min-height: 68px; }
  .brand-mark { width: 37px; height: 37px; border-radius: 11px; }
  .brand-copy strong { font-size: 18px; }
  .menu-toggle { display: grid; width: 42px; height: 42px; padding: 0; place-content: center; gap: 6px; border: 1px solid var(--line); border-radius: 9px; background: rgba(255,255,255,.6); }
  .menu-toggle > span:not(.sr-only) { display: block; width: 19px; height: 1.5px; background: var(--ink); transition: transform .2s ease; }
  .menu-toggle[aria-expanded="true"] > span:nth-child(2) { transform: translateY(3.75px) rotate(45deg); }
  .menu-toggle[aria-expanded="true"] > span:nth-child(3) { transform: translateY(-3.75px) rotate(-45deg); }
  .primary-nav { position: fixed; top: 68px; right: 16px; left: 16px; display: none; flex-direction: column; gap: 2px; align-items: stretch; padding: 14px; border: 1px solid var(--line); border-radius: 14px; background: rgba(250,252,247,.98); box-shadow: var(--shadow-lg); }
  .primary-nav.is-open { display: flex; }
  .primary-nav > a:not(.button) { padding: 12px; }
  .hero { min-height: auto; padding-top: 128px; padding-bottom: 42px; }
  .hero-grid { gap: 44px; }
  h1 { font-size: clamp(42px, 12.7vw, 58px); }
  .section-heading h2, .responsible h2, .pilot-copy h2 { font-size: clamp(38px, 11vw, 52px); }
  .hero-actions { flex-direction: column; align-items: stretch; }
  .hero-actions .text-link { align-self: flex-start; }
  .hero-notes { display: grid; }
  .hero-visual { min-height: 470px; transform: scale(.9); transform-origin: top center; }
  .visual-aura { width: 380px; height: 380px; }
  .hugin-float { left: -16px; }
  .munin-float { right: -22px; }
  .hero-footnote { margin-top: 0; }
  .trust-grid { grid-template-columns: 1fr; padding-block: 8px; }
  .trust-grid article, .trust-grid article:first-child, .trust-grid article:last-child { min-height: 98px; padding: 20px 0; border-right: 0; border-bottom: 1px solid var(--line); }
  .trust-grid article:last-child { border-bottom: 0; }
  .section-heading.centered { margin-bottom: 62px; text-align: left; }
  .section-heading.centered .eyebrow { justify-content: flex-start; }
  .product-story { gap: 45px; margin-bottom: 100px; }
  .story-copy h3 { font-size: 37px; }
  .desktop-mockup { margin-right: -150px; width: calc(100% + 150px); border-radius: 10px; transform: scale(.94); transform-origin: left center; }
  .app-layout { grid-template-columns: 115px 1fr; }
  .mobile-stage { min-height: 540px; margin-inline: -16px; width: calc(100% + 32px); transform: scale(.88); transform-origin: top center; }
  .phone-front { left: 44%; }
  .phone-back { left: 0; }
  .floating-help { right: 0; }
  .loop-grid { grid-template-columns: 1fr; gap: 14px; }
  .loop-grid article, .loop-grid article:nth-of-type(3), .loop-grid article:nth-of-type(4) { grid-column: 1; min-height: 220px; }
  .loop-arrow { transform: rotate(90deg); }
  .loop-grid .loop-arrow:nth-of-type(2) { display: block; }
  .loop-note { align-items: flex-start; text-align: left; }
  .loop-note span { flex: 0 0 26px; }
  .audience-grid article { padding: 34px 28px; }
  .principles article { grid-template-columns: 46px 1fr; gap: 14px; }
  .pilot-grid { gap: 50px; }
  .pilot-form { padding: 26px 20px; }
  .form-grid { grid-template-columns: 1fr; }
  .field.full { grid-column: auto; }
  .footer-links { grid-template-columns: 1fr 1fr; row-gap: 35px; }
  .footer-bottom { flex-direction: column; gap: 8px; }
}

@media (max-width: 430px) {
  .hero-visual { min-height: 405px; transform: scale(.75); margin-bottom: -70px; width: 125%; margin-left: -12.5%; }
  .desktop-mockup { width: calc(100% + 240px); margin-right: -240px; transform: scale(.85); transform-origin: left top; margin-bottom: -55px; }
  .mobile-stage { width: 125%; margin-left: -12.5%; margin-bottom: -80px; transform: scale(.74); }
  .footer-links { grid-template-columns: 1fr; }
}