*, *::before, *::after { box-sizing: border-box; }
html { scroll-behavior: smooth; -webkit-text-size-adjust: 100%; }
body { margin: 0; background: var(--bg); color: var(--text); font-family: var(--font); line-height: 1.55; text-rendering: optimizeLegibility; }
img, svg { max-width: 100%; display: block; }
a { color: inherit; text-decoration: none; }
button, input, select, textarea { font: inherit; }
button { border: 0; cursor: pointer; }
::selection { background: var(--primary); color: #fff; }

.container { width: min(var(--container), calc(100% - 40px)); margin-inline: auto; }
.section { padding: 88px 0; }
.section-head { display: flex; justify-content: space-between; gap: 24px; align-items: end; margin-bottom: 28px; }
.eyebrow { color: var(--primary); font-weight: 800; text-transform: uppercase; letter-spacing: .08em; font-size: 12px; }
h1, h2, h3, p { overflow-wrap: anywhere; }
h1 { font-size: clamp(42px, 7vw, 82px); line-height: 1.02; letter-spacing: 0; margin: 0; }
h2 { font-size: clamp(28px, 4vw, 48px); line-height: 1.08; margin: 0; }
h3 { margin: 0 0 10px; font-size: 20px; }
p { color: var(--muted); margin: 0 0 16px; }

.preloader { position: fixed; inset: 0; z-index: 100; display: grid; place-items: center; background: var(--bg); transition: opacity .25s, visibility .25s; }
.preloader.hide { opacity: 0; visibility: hidden; }
.preloader span { width: 38px; height: 38px; border: 3px solid var(--border); border-top-color: var(--primary); border-radius: 50%; animation: spin .75s linear infinite; }

.public-nav, .topbar { min-height: 72px; display: flex; align-items: center; justify-content: space-between; gap: 18px; padding: 0 max(20px, calc((100vw - var(--container)) / 2)); position: sticky; top: 0; z-index: 40; background: color-mix(in srgb, var(--surface) 86%, transparent); backdrop-filter: blur(18px); border-bottom: 1px solid var(--border); }
.brand { display: inline-flex; align-items: center; gap: 10px; font-weight: 800; font-size: 20px; white-space: nowrap; }
.brand span { display: grid; place-items: center; width: 36px; height: 36px; border-radius: var(--radius); background: linear-gradient(135deg, var(--primary), var(--secondary)); color: #fff; font-size: 14px; box-shadow: 0 12px 28px rgba(99, 91, 255, .26); }
.nav-links, .nav-actions, .top-actions { display: flex; align-items: center; gap: 12px; }
.nav-links a { color: var(--muted); font-weight: 700; font-size: 14px; }
.nav-links a:hover { color: var(--primary); }
.language-switcher { display: inline-flex; gap: 2px; padding: 4px; border: 1px solid var(--border); background: var(--surface); border-radius: var(--radius); }
.language-switcher a { padding: 5px 8px; color: var(--muted); font-size: 12px; font-weight: 800; border-radius: 6px; }
.language-switcher a:hover { background: var(--surface-2); color: var(--primary); }

.btn { display: inline-flex; align-items: center; justify-content: center; gap: 8px; min-height: 42px; padding: 0 16px; border-radius: var(--radius); font-weight: 800; transition: transform .2s, box-shadow .2s, background .2s; border: 1px solid transparent; white-space: nowrap; }
.btn.primary { background: var(--primary); color: #fff; box-shadow: 0 16px 34px rgba(99, 91, 255, .28); }
.btn.secondary { background: var(--text); color: var(--bg); }
.btn.ghost { border-color: var(--border); background: var(--surface); color: var(--text); }
.btn.danger { background: var(--danger); color: #fff; }
.btn:hover { transform: translateY(-1px); }
.icon-btn, .menu-btn, .sidebar-close { width: 42px; height: 42px; border-radius: var(--radius); background: var(--surface-2); color: var(--text); font-weight: 900; }
.public-menu-btn { display: none; }

.hero { position: relative; overflow: hidden; padding: 78px 0 44px; }
.hero::before { content: ""; position: absolute; inset: 0; pointer-events: none; background: radial-gradient(circle at 20% 10%, rgba(99,91,255,.18), transparent 30%), radial-gradient(circle at 80% 0%, rgba(0,212,255,.16), transparent 24%); }
.hero-grid { position: relative; display: grid; grid-template-columns: minmax(0, 1fr) minmax(420px, .92fr); gap: 48px; align-items: center; }
.hero-copy { max-width: 730px; }
.hero-copy p { font-size: 18px; max-width: 650px; margin-top: 22px; }
.hero-actions { display: flex; gap: 12px; flex-wrap: wrap; margin-top: 30px; }
.hero-metrics { display: grid; grid-template-columns: repeat(3, minmax(0, 1fr)); gap: 12px; margin-top: 32px; }
.metric { padding: 16px; border: 1px solid var(--border); border-radius: var(--radius); background: color-mix(in srgb, var(--surface) 82%, transparent); box-shadow: var(--shadow-sm); }
.metric strong { display: block; font-size: 22px; }
.metric span { color: var(--muted); font-size: 13px; }

.dashboard-preview, .invoice-preview-card, .card, .stat, .form-card { background: color-mix(in srgb, var(--surface) 96%, transparent); border: 1px solid var(--border); border-radius: var(--radius); box-shadow: var(--shadow-sm); }
.dashboard-preview { padding: 16px; animation: floaty 6s ease-in-out infinite; }
.preview-toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; padding: 10px 10px 16px; }
.preview-dots { display: flex; gap: 6px; }
.preview-dots span { width: 10px; height: 10px; border-radius: 50%; background: var(--border); }
.preview-body { display: grid; grid-template-columns: .72fr 1fr; gap: 14px; }
.preview-sidebar { min-height: 360px; border-radius: var(--radius); background: var(--dark); padding: 16px; display: grid; align-content: start; gap: 10px; }
.preview-sidebar span { height: 12px; border-radius: 99px; background: rgba(255,255,255,.18); }
.preview-main { display: grid; gap: 14px; }
.preview-cards { display: grid; grid-template-columns: repeat(2, 1fr); gap: 12px; }
.mini-card { min-height: 94px; padding: 14px; border-radius: var(--radius); background: var(--surface-2); }
.mini-card strong { font-size: 24px; display: block; }
.chart-bars { height: 150px; display: flex; align-items: end; gap: 9px; padding: 12px; border-radius: var(--radius); background: var(--surface); border: 1px solid var(--border); }
.chart-bars span { flex: 1; border-radius: 7px 7px 0 0; background: linear-gradient(180deg, var(--primary), var(--secondary)); min-height: 28px; }
.invoice-preview-card { padding: 20px; }
.mock-row, .mock-total { display: flex; justify-content: space-between; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--border); }
.mock-total { border: 0; font-size: 24px; font-weight: 900; }

.trusted { padding: 34px 0; border-block: 1px solid var(--border); background: var(--surface); }
.trusted-row { display: flex; align-items: center; justify-content: space-between; gap: 18px; flex-wrap: wrap; color: var(--muted); font-weight: 800; }
.logo-pill { padding: 10px 14px; border-radius: 999px; background: var(--surface-2); color: var(--text); }

.grid { display: grid; gap: 18px; }
.grid.cards { grid-template-columns: repeat(3, minmax(0, 1fr)); }
.card, .stat, .form-card { padding: 22px; transition: transform .2s, box-shadow .2s, border-color .2s; }
.card:hover, .stat:hover { transform: translateY(-3px); box-shadow: var(--shadow); border-color: color-mix(in srgb, var(--primary) 36%, var(--border)); }
.feature-icon { width: 42px; height: 42px; border-radius: var(--radius); display: grid; place-items: center; margin-bottom: 16px; color: #fff; background: linear-gradient(135deg, var(--primary), var(--secondary)); font-weight: 900; }
.price { font-size: 36px; font-weight: 900; color: var(--text); margin: 8px 0; }
.pricing-card.featured { border-color: var(--primary); box-shadow: var(--shadow); }
.faq { display: grid; gap: 12px; }
.faq details { background: var(--surface); border: 1px solid var(--border); border-radius: var(--radius); padding: 18px 20px; }
.faq summary { cursor: pointer; font-weight: 800; }
.testimonial { min-height: 190px; display: grid; align-content: space-between; }
.cta-band { text-align: center; padding: 54px; border-radius: var(--radius); background: linear-gradient(135deg, var(--primary), #312E81); color: #fff; box-shadow: var(--shadow); }
.cta-band p { color: rgba(255,255,255,.82); margin-inline: auto; max-width: 620px; }
.footer { padding: 42px 0; border-top: 1px solid var(--border); background: var(--surface); }
.footer-grid { display: grid; grid-template-columns: 1.5fr repeat(3, 1fr); gap: 24px; }
.footer a { display: block; color: var(--muted); margin-top: 8px; }

.auth-page { display: grid; min-height: 100vh; place-items: center; padding: 24px; }
.auth-box { width: min(480px, 100%); }
.auth-box .brand { justify-content: center; margin-bottom: 18px; }
label { display: grid; gap: 7px; font-weight: 800; margin-bottom: 14px; }
input, select, textarea { width: 100%; border: 1px solid var(--border); background: var(--surface); color: var(--text); border-radius: var(--radius); min-height: 44px; padding: 10px 12px; outline: none; transition: border-color .2s, box-shadow .2s; }
input:focus, select:focus, textarea:focus { border-color: var(--primary); box-shadow: 0 0 0 4px var(--ring); }
textarea { min-height: 110px; resize: vertical; }
.form-grid { display: grid; grid-template-columns: repeat(2, minmax(0, 1fr)); gap: 14px; }
.full { grid-column: 1 / -1; }

.app-shell { display: grid; grid-template-columns: 260px 1fr; min-height: 100vh; }
.sidebar { position: sticky; top: 0; height: 100vh; overflow: auto; background: var(--surface); border-inline-end: 1px solid var(--border); padding: 18px; z-index: 50; }
.sidebar nav { display: grid; gap: 7px; margin-top: 28px; }
.sidebar nav a { padding: 11px 13px; border-radius: var(--radius); color: var(--muted); font-weight: 800; }
.sidebar nav a.active, .sidebar nav a:hover { background: var(--surface-2); color: var(--primary); }
.sidebar-close, .menu-btn { display: none; }
.main { min-width: 0; }
.content { padding: 26px; }
.topbar { position: sticky; padding: 0 24px; }
.topbar small { display: block; color: var(--muted); }
.stats { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 16px; }
.stat strong { font-size: 30px; display: block; }
.stat span { color: var(--muted); }
.table-wrap { overflow: auto; border: 1px solid var(--border); border-radius: var(--radius); background: var(--surface); }
table { width: 100%; border-collapse: collapse; min-width: 760px; }
th, td { text-align: start; padding: 14px; border-bottom: 1px solid var(--border); }
th { font-size: 12px; color: var(--muted); text-transform: uppercase; }
tr:hover td { background: color-mix(in srgb, var(--surface-2) 55%, transparent); }
.toolbar { display: flex; justify-content: space-between; align-items: center; gap: 12px; flex-wrap: wrap; margin-bottom: 16px; }
.search-row { display: flex; gap: 10px; flex-wrap: wrap; }
.badge { display: inline-flex; align-items: center; border-radius: 999px; padding: 4px 10px; font-size: 12px; font-weight: 900; }
.badge.success { background: #DCFCE7; color: #15803D; }
.badge.warning { background: #FEF3C7; color: #B45309; }
.badge.danger { background: #FEE2E2; color: #B91C1C; }
.badge.info { background: #E0F2FE; color: #0369A1; }
.badge.muted { background: var(--surface-2); color: var(--muted); }
.invoice-items { display: grid; gap: 12px; }
.item-row { display: grid; grid-template-columns: 1.5fr .8fr .5fr .7fr .6fr .6fr auto; gap: 10px; align-items: end; }
.totals { margin-inline-start: auto; width: min(420px, 100%); display: grid; gap: 10px; }
.totals div { display: flex; justify-content: space-between; }
.totals .grand { font-size: 24px; font-weight: 900; border-top: 1px solid var(--border); padding-top: 12px; }
.payment-methods { display: grid; grid-template-columns: repeat(4, minmax(0, 1fr)); gap: 14px; }
.method-card { border: 1px solid var(--border); background: var(--surface); border-radius: var(--radius); padding: 20px; text-align: center; cursor: pointer; }
.method-card.active { outline: 3px solid var(--ring); border-color: var(--primary); }
.checkmark { width: 96px; height: 96px; border-radius: 50%; display: grid; place-items: center; background: var(--success); color: #fff; font-size: 54px; margin: 0 auto 20px; animation: pop .45s ease; }
.toast { position: fixed; right: 18px; top: 90px; background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow); padding: 14px 18px; border-radius: var(--radius); z-index: 80; }
.toast.success { border-color: var(--success); }
.toast.error { border-color: var(--danger); }
.empty { padding: 46px; text-align: center; color: var(--muted); }
.pagination { display: flex; gap: 8px; margin-top: 16px; }
.pagination a { padding: 8px 12px; border: 1px solid var(--border); border-radius: var(--radius); }
.pagination a.active { background: var(--primary); color: #fff; }
.skeleton { height: 18px; background: linear-gradient(90deg, var(--surface-2), var(--border), var(--surface-2)); background-size: 200% 100%; animation: shimmer 1.2s infinite; border-radius: var(--radius); }
.cookie-banner { position: fixed; left: 18px; right: 18px; bottom: 18px; display: none; align-items: center; gap: 12px; z-index: 70; background: var(--surface); border: 1px solid var(--border); box-shadow: var(--shadow); border-radius: var(--radius); padding: 12px; flex-wrap: wrap; }
.cookie-banner.show { display: flex; }
.cookie-banner span { flex: 1; min-width: 220px; }

@keyframes spin { to { transform: rotate(360deg); } }
@keyframes shimmer { to { background-position: -200% 0; } }
@keyframes pop { from { transform: scale(.65); opacity: 0; } to { transform: scale(1); opacity: 1; } }
@keyframes floaty { 0%, 100% { transform: translateY(0); } 50% { transform: translateY(-10px); } }