@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --space-1: 8px; --space-2: 12px; --space-3: 16px; --space-4: 24px;
  --space-5: 32px; --space-6: 48px; --space-7: 64px;
  --radius-sm: 12px; --radius-md: 18px; --radius-lg: 24px;
  --color-page-bg: #EEF2F9; --color-surface: #F7F9FD; --color-surface-2: #F2F5FB;
  --color-border: #D7E0EE; --color-border-focus: rgba(67, 56, 202, 0.22);
  --color-heading: #0F172A; --color-body: #24324A; --color-muted: #55657D;
  --color-primary: #4338CA; --color-secondary: #0891B2; --color-highlight: #0D9968;
  --color-primary-rgb: 67, 56, 202;
  --shadow-card: 0 1px 3px rgba(15, 23, 42, 0.08), 0 8px 24px rgba(15, 23, 42, 0.09);
  --shadow-hover: 0 4px 8px rgba(15, 23, 42, 0.09), 0 16px 40px rgba(15, 23, 42, 0.13);
  --shadow-input: 0 1px 3px rgba(67, 56, 202, 0.06);
  --font-sans: 'Inter', system-ui, sans-serif;
  --transition-fast: 150ms ease; --transition-base: 200ms ease;
}

*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; scroll-padding-top: 72px; font-size: 16px; }
body {
  font-family: var(--font-sans); background-color: #EEF2F9;
  background-image: radial-gradient(circle, rgba(67, 56, 202, 0.032) 1px, transparent 1px),
    linear-gradient(135deg, #ECF0FA 0%, #F1F5FB 45%, #EAF2F9 100%);
  background-size: 22px 22px, 100% 100%; color: #24324A; line-height: 1.7; min-height: 100vh;
  -webkit-font-smoothing: antialiased;
}
img { display: block; max-width: 100%; height: auto; }
h1, h2, h3, h4, h5, h6 { color: #0F172A; line-height: 1.25; font-weight: 600; }
p { max-width: 68ch; margin-bottom: var(--space-3); color: #24324A; }
p:last-child { margin-bottom: 0; }
ul { padding-left: var(--space-4); list-style: none; }
li {
  margin-bottom: var(--space-2); color: #24324A; padding-left: var(--space-2);
  position: relative; display: flex; align-items: flex-start; gap: 10px;
}
li::before {
  content: ''; display: inline-block; flex-shrink: 0; width: 18px; height: 18px; margin-top: 3px;
  border-radius: 50%; background-color: rgba(67, 56, 202, 0.12);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%234338CA'%3E%3Cpath d='M13.78 4.22a.75.75 0 0 1 0 1.06l-7.25 7.25a.75.75 0 0 1-1.06 0L2.22 9.28a.75.75 0 0 1 1.06-1.06L6 10.94l6.72-6.72a.75.75 0 0 1 1.06 0z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center; background-size: 10px 10px;
}
a { color: #2F3A8F; transition: color var(--transition-fast); }
a:hover { color: #1E2A6A; }
input[type="number"]::-webkit-inner-spin-button, input[type="number"]::-webkit-outer-spin-button {
  -webkit-appearance: none; margin: 0;
}
input[type="number"] { -moz-appearance: textfield; }

.container { max-width: 1140px; margin: 0 auto; width: clamp(300px, 92%, 1140px); }

.site-header {
  position: sticky; top: 0; z-index: 200; background-color: rgba(241, 245, 251, 0.5);
  backdrop-filter: blur(16px); -webkit-backdrop-filter: blur(16px);
  border-bottom: 1px solid #D7E0EE; box-shadow: 0 1px 0 rgba(15, 23, 42, 0.05);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
 gap: var(--space-4);
}
.logo-link {
  display: flex; align-items: center; text-decoration: none; flex-shrink: 0;
  transition: transform var(--transition-fast), opacity var(--transition-fast);
  outline-offset: 4px; padding: 2px;
}
.logo-link:hover { transform: translateY(-2px); opacity: 0.9; }
.logo-link:focus-visible { outline: 3px solid rgba(67, 56, 202, 0.4); outline-offset: 4px; border-radius: 8px; }
.site-logo {
  height: 48px; width: 48px; object-fit: contain; display: block;
  filter: drop-shadow(0 2px 6px rgba(67, 56, 202, 0.12));
}
.nav { display: flex; align-items: center; gap: var(--space-1); flex-wrap: wrap; margin-left: auto; }
.nav-link {
  display: inline-block; padding: 6px 14px; border-radius: 999px; font-size: 14px;
  font-weight: 500; color: #3A4A62; text-decoration: none; position: relative;
  transition: background-color var(--transition-fast), color var(--transition-fast);
}
.nav-link::after {
  content: ''; display: block; position: absolute; bottom: 4px; left: 14px; right: 14px;
  height: 2px; border-radius: 2px; background: linear-gradient(90deg, #4338CA, #0891B2);
  transform: scaleX(0); transform-origin: left; transition: transform var(--transition-base);
}
.nav-link:hover { background-color: rgba(67, 56, 202, 0.07); color: #2F3A8F; }
.nav-link:hover::after { transform: scaleX(1); }
.nav-link:focus-visible { outline: 3px solid rgba(67, 56, 202, 0.38); outline-offset: 2px; border-radius: 999px; }

main.container { padding: var(--space-7) 0; }
.hero { margin-bottom: var(--space-6); }
.hero-headings { text-align: center; margin-bottom: var(--space-6); }
.page-title {
  font-size: clamp(30px, 5vw, 52px); font-weight: 700; letter-spacing: -0.03em; line-height: 1.15;
  background: linear-gradient(135deg, #0F172A 0%, #3730A3 60%, #0E7490 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.page-subtitle {
  font-size: clamp(15px, 2vw, 18px); font-weight: 400; color: #3A4A62;
  max-width: 56ch; margin: var(--space-3) auto 0; line-height: 1.6;
}
.hero-grid { display: grid; grid-template-columns: 1fr 1fr; gap: var(--space-4); align-items: start; }

.card {
  position: relative; background-color: #F7F9FD; border: 1px solid #D7E0EE;
  border-radius: var(--radius-md); box-shadow: var(--shadow-card); overflow: hidden;
  transition: box-shadow var(--transition-base), transform var(--transition-base);
}
.card:hover { box-shadow: var(--shadow-hover); }
.card::before {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 5px; z-index: 1;
  background: linear-gradient(90deg, #4338CA 0%, #0891B2 60%, #0D9968 100%);
}
.card::after {
  content: ''; position: absolute; top: 0; left: 0; right: 0; height: 80px; pointer-events: none; z-index: 0;
  background: linear-gradient(180deg, rgba(247, 249, 253, 0.55) 0%, rgba(247, 249, 253, 0) 100%);
}
.card > * { position: relative; z-index: 2; }

.calc-card { padding: var(--space-5); background-color: #F7F9FD; }
.calc-card .lead {
  font-size: 14px; font-weight: 500; color: #55657D; margin-bottom: var(--space-4);
  text-transform: uppercase; letter-spacing: 0.06em;
}
.field-grid { display: flex; flex-direction: column; gap: var(--space-4); margin-bottom: var(--space-4); }
.field { display: flex; align-items: center; gap: var(--space-3); }
.field-label {
  font-size: 13px; font-weight: 700; color: #4338CA; min-width: 52px; flex-shrink: 0;
  letter-spacing: 0.02em; text-transform: uppercase;
}
.field-control { flex: 1; position: relative; }
.input {
  width: 100%; height: 48px; padding: 0 42px 0 var(--space-3); font-family: var(--font-sans);
  font-size: 16px; font-weight: 500; color: #0F172A; background-color: #F3F6FC;
  border: 1.5px solid #C9D6EA; border-radius: var(--radius-sm); outline: none;
  box-shadow: var(--shadow-input);
  transition: border-color var(--transition-fast), box-shadow var(--transition-fast), background-color var(--transition-fast);
}
.input::placeholder { color: #7A8FA8; }
.input:hover { border-color: #A9BADA; background-color: #EEF2FA; }
.input:focus, .input:focus-visible {
  border-color: #4338CA; background-color: #F7F9FD;
  box-shadow: 0 0 0 3px rgba(67, 56, 202, 0.15), 0 1px 3px rgba(67, 56, 202, 0.06); outline: none;
}
.output-line {
  width: 100%; height: 48px; padding: 0 var(--space-3); background-color: #ECF1FA;
  border: 1.5px dashed #C9D6EA; border-radius: var(--radius-sm); font-size: 18px;
  font-weight: 700; color: #3730A3; display: flex; align-items: center; letter-spacing: -0.01em;
  min-height: 48px; word-break: break-all;
}

.input-arrows {
  position: absolute; right: 8px; top: 50%; transform: translateY(-50%);
  display: flex; flex-direction: column; gap: 2px; z-index: 10;
}
.input-arrow {
  width: 22px; height: 20px; padding: 0; margin: 0; border: none;
  background-color: rgba(67, 56, 202, 0.08); color: #4338CA; border-radius: 6px;
  cursor: pointer; display: flex; align-items: center; justify-content: center;
  transition: all 0.15s ease; outline: none; user-select: none;
}
.input-arrow svg { width: 14px; height: 14px; display: block; pointer-events: none; }
.input-arrow:hover { background-color: rgba(67, 56, 202, 0.15); color: #3730A3; transform: scale(1.05); }
.input-arrow:active { background-color: rgba(67, 56, 202, 0.22); transform: scale(0.95); }
.input-arrow:focus-visible { outline: 2px solid rgba(67, 56, 202, 0.4); outline-offset: 2px; }
.input-arrow-up:hover { background: linear-gradient(180deg, rgba(67, 56, 202, 0.18) 0%, rgba(67, 56, 202, 0.08) 100%); }
.input-arrow-down:hover { background: linear-gradient(180deg, rgba(67, 56, 202, 0.08) 0%, rgba(67, 56, 202, 0.18) 100%); }

.button-row { display: flex; gap: var(--space-2); }
.btn {
  display: inline-flex; align-items: center; justify-content: center; height: 48px;
  padding: 0 var(--space-4); font-family: var(--font-sans); font-size: 14px;
  font-weight: 600; border: none; border-radius: var(--radius-sm); cursor: pointer; flex: 1;
  transition: all var(--transition-fast); white-space: nowrap; letter-spacing: 0.01em;
}
.btn:focus-visible { outline: 3px solid rgba(67, 56, 202, 0.38); outline-offset: 2px; }
.btn:active { transform: translateY(0) !important; box-shadow: none !important; }
.btn-ghost {
  background-color: #F7F9FD; color: #24324A; border: 1.5px solid #C9D6EA;
}
.btn-ghost:hover {
  background-color: rgba(67, 56, 202, 0.06); border-color: #A9BADA;
  color: #2F3A8F; transform: translateY(-1px); box-shadow: 0 3px 10px rgba(67, 56, 202, 0.08);
}
.btn-primary {
  background-image: linear-gradient(135deg, #4338CA 0%, #0891B2 100%);
  color: #FFFFFF; box-shadow: 0 2px 8px rgba(67, 56, 202, 0.2);
}
.btn-primary:hover {
  background-image: linear-gradient(135deg, #3730A3 0%, #0E7490 100%);
  transform: translateY(-1px); box-shadow: 0 6px 20px rgba(67, 56, 202, 0.26);
}
.hint-strip {
  display: flex; gap: 6px; align-items: center; margin-top: var(--space-4);
  padding-top: var(--space-3); border-top: 1px solid #D7E0EE;
}
.hint-dot { display: block; width: 7px; height: 7px; border-radius: 50%; background: #C5D1E5; }
.hint-dot:nth-child(1) { background: #4338CA; opacity: 0.45; }
.hint-dot:nth-child(2) { background: #0891B2; opacity: 0.38; }
.hint-dot:nth-child(3) { background: #0D9968; opacity: 0.33; }

.results-card { padding: var(--space-5); background-color: #EEF4FF; border-color: #C9D6EA; }
.kv {
  display: flex; justify-content: space-between; align-items: baseline; gap: var(--space-3);
  padding: var(--space-3) 0; border-bottom: 1px solid #D7E0EE;
}
.kv:last-of-type { border-bottom: none; }
.k {
  font-size: 12px; font-weight: 600; color: #55657D; text-transform: uppercase;
  letter-spacing: 0.06em; flex-shrink: 0;
}
.v {
  font-size: 22px; font-weight: 700; color: #0F172A; letter-spacing: -0.02em;
  text-align: right; word-break: break-all; line-height: 1.1;
}
.kv:first-of-type .v {
  background: linear-gradient(135deg, #3730A3 0%, #0E7490 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent;
  background-clip: text; font-size: 32px;
}
.steps { margin-top: var(--space-3); padding-top: var(--space-3); border-top: 1px solid #D7E0EE; }
.steps .k { display: block; margin-bottom: var(--space-2); color: #55657D; }
.steps-box {
  background-color: #F2F5FB; border: 1px solid #D7E0EE; border-radius: var(--radius-sm);
  padding: var(--space-3) var(--space-4); font-size: 13px; color: #24324A;
  line-height: 1.75; max-height: 220px; overflow-y: auto; scrollbar-width: thin;
  scrollbar-color: #C5D1E5 transparent;
}
.steps-box::-webkit-scrollbar { width: 4px; }
.steps-box::-webkit-scrollbar-track { background: transparent; }
.steps-box::-webkit-scrollbar-thumb { background-color: #C5D1E5; border-radius: 99px; }

.content { display: flex; flex-direction: column; gap: var(--space-4); }
.content-card { padding: var(--space-6) var(--space-5); }
.content-card h2 {
  font-size: clamp(20px, 2.5vw, 26px); font-weight: 700; letter-spacing: -0.025em;
  margin-bottom: var(--space-4); color: #0F172A; padding-bottom: var(--space-3);
  border-bottom: 1px solid #D7E0EE; position: relative; padding-left: var(--space-4);
  border-image: linear-gradient(180deg, #4338CA, #0891B2) 1;
}
.content-card h2::before {
  content: ''; position: absolute; left: -2px; top: 0; bottom: var(--space-3);
  width: 4px; border-radius: 4px; background: linear-gradient(180deg, #4338CA, #0891B2 70%, #0D9968);
}
.content-card h3 {
  font-size: 17px; font-weight: 600; margin-top: var(--space-5); margin-bottom: var(--space-2);
  color: #1A253A; display: flex; align-items: center; gap: 8px;
}
.content-card h3::before {
  content: ''; display: inline-block; flex-shrink: 0; width: 20px; height: 20px;
  border-radius: 6px; background-color: rgba(67, 56, 202, 0.1);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%234338CA'%3E%3Cpath d='M8 1a7 7 0 1 0 0 14A7 7 0 0 0 8 1zm.75 4.5a.75.75 0 0 0-1.5 0v2.75H4.5a.75.75 0 0 0 0 1.5h2.75v2.75a.75.75 0 0 0 1.5 0V9.75h2.75a.75.75 0 0 0 0-1.5H8.75V5.5z'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center; background-size: 12px 12px;
}
.content-card p { color: #24324A; font-size: 15px; line-height: 1.8; margin-bottom: var(--space-3); }
.content-card ul { color: #24324A; font-size: 15px; line-height: 1.8; margin-bottom: var(--space-3); list-style: none; padding-left: 0; }
.content-card ul li { margin-bottom: var(--space-2); color: #24324A; padding-left: 0; display: flex; align-items: flex-start; gap: 10px; }
.content-card ul li:nth-child(3n+1)::before {
  background-color: rgba(67, 56, 202, 0.12);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%234338CA'%3E%3Cpath d='M13.78 4.22a.75.75 0 0 1 0 1.06l-7.25 7.25a.75.75 0 0 1-1.06 0L2.22 9.28a.75.75 0 0 1 1.06-1.06L6 10.94l6.72-6.72a.75.75 0 0 1 1.06 0z'/%3E%3C/svg%3E");
}
.content-card ul li:nth-child(3n+2)::before {
  background-color: rgba(8, 145, 178, 0.12);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230891B2'%3E%3Cpath d='M13.78 4.22a.75.75 0 0 1 0 1.06l-7.25 7.25a.75.75 0 0 1-1.06 0L2.22 9.28a.75.75 0 0 1 1.06-1.06L6 10.94l6.72-6.72a.75.75 0 0 1 1.06 0z'/%3E%3C/svg%3E");
}
.content-card ul li:nth-child(3n+3)::before {
  background-color: rgba(13, 153, 104, 0.12);
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 16 16' fill='%230D9968'%3E%3Cpath d='M13.78 4.22a.75.75 0 0 1 0 1.06l-7.25 7.25a.75.75 0 0 1-1.06 0L2.22 9.28a.75.75 0 0 1 1.06-1.06L6 10.94l6.72-6.72a.75.75 0 0 1 1.06 0z'/%3E%3C/svg%3E");
}
.content-card img {
  border-radius: var(--radius-sm); border: 1px solid #D7E0EE;
  box-shadow: 0 4px 16px rgba(15, 23, 42, 0.07); margin: var(--space-5) 0; max-width: 100%;
}

.how-steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: var(--space-4); margin-top: var(--space-4); }
.how-step {
  background-color: #F2F5FB; border: 1px solid #D7E0EE; border-radius: var(--radius-sm);
  padding: var(--space-4); display: flex; flex-direction: column; gap: var(--space-2);
  transition: box-shadow var(--transition-base), transform var(--transition-base), border-color var(--transition-base);
}
.how-step:hover { box-shadow: var(--shadow-hover); transform: translateY(-2px); border-color: rgba(67, 56, 202, 0.2); }
.how-step-top { display: flex; align-items: center; gap: var(--space-2); margin-bottom: var(--space-1); }
.how-index {
  width: 36px; height: 36px; border-radius: 50%; background-image: linear-gradient(135deg, #4338CA 0%, #0891B2 100%);
  color: #FFFFFF; font-size: 14px; font-weight: 700; display: flex; align-items: center;
  justify-content: center; flex-shrink: 0; box-shadow: 0 2px 8px rgba(67, 56, 202, 0.22);
}
.how-step h3 { font-size: 15px; font-weight: 600; color: #0F172A; margin: 0; }
.how-step h3::before { display: none; }
.how-step p { font-size: 14px; color: #24324A; margin: 0; max-width: 100%; line-height: 1.65; }

.faq-list { display: flex; flex-direction: column; gap: 12px; margin-top: var(--space-4); }
.faq-item {
  background-color: #F7F9FD; border: 1px solid #D7E0EE; border-radius: var(--radius-sm);
  overflow: hidden; transition: all 0.3s ease;
}
.faq-item h3 {
  font-size: 15px; font-weight: 600; color: #0F172A; margin: 0; padding: 18px 56px 18px 20px;
  border-left: 4px solid transparent; line-height: 1.5; cursor: pointer; user-select: none;
  display: flex; align-items: center; gap: 12px; transition: all 0.2s ease; position: relative;
  background: linear-gradient(135deg, rgba(67, 56, 202, 0.02) 0%, rgba(247, 249, 253, 1) 100%);
}
.faq-item h3::before {
  content: 'Q'; display: inline-flex; align-items: center; justify-content: center; flex-shrink: 0;
  width: 28px; height: 28px; border-radius: 8px; background: linear-gradient(135deg, #4338CA 0%, #0891B2 100%);
  color: #ffffff; font-size: 12px; font-weight: 700; letter-spacing: 0.02em;
  box-shadow: 0 2px 8px rgba(67, 56, 202, 0.2);
}
.faq-item h3::after {
  content: ''; position: absolute; right: 20px; top: 50%; transform: translateY(-50%) rotate(0deg);
  width: 24px; height: 24px;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 20 20' fill='%234338CA'%3E%3Cpath fill-rule='evenodd' d='M5.22 8.22a.75.75 0 0 1 1.06 0L10 11.94l3.72-3.72a.75.75 0 1 1 1.06 1.06l-4.25 4.25a.75.75 0 0 1-1.06 0L5.22 9.28a.75.75 0 0 1 0-1.06z' clip-rule='evenodd'/%3E%3C/svg%3E");
  background-repeat: no-repeat; background-position: center; background-size: 20px 20px;
  transition: transform 0.3s ease; opacity: 0.7;
}
.faq-item h3:hover {
  background: linear-gradient(135deg, rgba(67, 56, 202, 0.06) 0%, rgba(247, 249, 253, 1) 100%);
  border-left-color: rgba(67, 56, 202, 0.3);
}
.faq-item h3:hover::after { opacity: 1; }
.faq-item h3:focus { outline: none; }
.faq-item h3:focus-visible { outline: 3px solid rgba(67, 56, 202, 0.4); outline-offset: 2px; border-radius: var(--radius-sm); }
.faq-item p {
  font-size: 14px; color: #24324A; line-height: 1.8; max-height: 0; overflow: hidden; opacity: 0;
  margin: 0; padding: 0 20px 0 64px; transition: max-height 0.4s cubic-bezier(0.4, 0, 0.2, 1),
  opacity 0.3s ease, padding 0.3s ease, margin 0.3s ease; background-color: #ffffff;
}
.faq-item.faq-open {
  background-color: #ffffff; border-color: rgba(67, 56, 202, 0.25);
  box-shadow: 0 4px 12px rgba(67, 56, 202, 0.08), 0 8px 24px rgba(15, 23, 42, 0.06);
}
.faq-item.faq-open h3 {
  border-left-color: #4338CA;
  background: linear-gradient(135deg, rgba(67, 56, 202, 0.08) 0%, rgba(255, 255, 255, 1) 100%);
  padding-bottom: 16px; border-bottom: 1px solid #E8EEF7;
}
.faq-item.faq-open h3::after { transform: translateY(-50%) rotate(180deg); opacity: 1; }

.blog-list { display: grid; grid-template-columns: repeat(2, 1fr); gap: var(--space-4); margin-top: var(--space-4); }
.blog-card {
  background-color: #F2F5FB; border: 1px solid #D7E0EE; border-radius: var(--radius-sm);
  padding: var(--space-4); position: relative; overflow: hidden; box-shadow: none; cursor: pointer;
  transition: all var(--transition-base); text-decoration: none; display: block;
}
.blog-card::before {
  content: ''; position: absolute; top: 0; left: 0; width: 3px; height: 100%;
  background: linear-gradient(180deg, #4338CA, #0D9968); border-radius: 3px 0 0 3px; z-index: 1;
}
.blog-card::after {
  content: ''; position: absolute; bottom: 0; left: 0; right: 0; height: 80px; z-index: 2; pointer-events: none;
  background: linear-gradient(to bottom, rgba(242, 245, 251, 0) 0%, rgba(242, 245, 251, 0.85) 50%, rgba(242, 245, 251, 1) 100%);
  transition: background var(--transition-base);
}
.blog-card:hover {
  box-shadow: var(--shadow-hover); transform: translateY(-3px); border-color: rgba(67, 56, 202, 0.22);
  background-color: #F7F9FD;
}
.blog-card:hover::after {
  background: linear-gradient(to bottom, rgba(247, 249, 253, 0) 0%, rgba(247, 249, 253, 0.75) 50%, rgba(247, 249, 253, 1) 100%);
}
.blog-card h3 {
  font-size: 15px; font-weight: 600; color: #0F172A; margin-top: 0; margin-bottom: var(--space-2);
  line-height: 1.4; position: relative; z-index: 3;
}
.blog-card h3::before { display: none; }
.blog-card p {
  font-size: 13px; color: #24324A; margin-bottom: 0; max-width: 100%; line-height: 1.7;
  position: relative; z-index: 3; display: -webkit-box; -webkit-line-clamp: 4;
  -webkit-box-orient: vertical; overflow: hidden;
}
.blog-card-read-more {
  position: absolute; bottom: var(--space-3); right: var(--space-3); z-index: 5;
  font-size: 12px; font-weight: 600; color: #4338CA;
  background: linear-gradient(135deg, #EEF4FF, #E8F0FE);
  border: 1px solid rgba(67, 56, 202, 0.2); border-radius: 999px; padding: 4px 12px;
  display: flex; align-items: center; gap: 4px; transition: all var(--transition-fast);
}
.blog-card:hover .blog-card-read-more { background: linear-gradient(135deg, #4338CA, #0891B2); color: #ffffff; border-color: transparent; }
.blog-card-read-more::after { content: '→'; }

.site-footer {
  background-color: #EAF0F8; border-top: 1px solid #D7E0EE;
  padding: var(--space-5) 0; margin-top: var(--space-7);
}
.footer-inner { display: flex; justify-content: space-between; align-items: center; font-size: 13px; color: #55657D; }
.footer-link {
  color: #3A4A62; text-decoration: none; font-size: 13px; font-weight: 500;
  padding: 6px 12px; border-radius: 999px; transition: all var(--transition-fast);
}
.footer-link:hover { color: #2F3A8F; background-color: rgba(67, 56, 202, 0.06); }
.footer-link:focus-visible { outline: 3px solid rgba(67, 56, 202, 0.38); outline-offset: 2px; }

:focus-visible { outline: 3px solid rgba(67, 56, 202, 0.42); outline-offset: 2px; border-radius: 4px; }
:focus:not(:focus-visible) { outline: none; }

@media (max-width: 900px) {
  .how-steps, .blog-list { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .hero-headings { margin-bottom: var(--space-5); }
  .hero-grid { grid-template-columns: 1fr; gap: var(--space-4); }
  main.container { padding: var(--space-6) 0; }
  .card { border-radius: var(--radius-sm); }
  .calc-card, .results-card, .content-card { padding: var(--space-4); }
  .button-row { flex-direction: column; gap: var(--space-2); }
  .btn { flex: unset; width: 100%; }
  .field { flex-direction: column; align-items: flex-start; gap: var(--space-1); }
  .field-control { width: 100%; }
  .v { font-size: 20px; }
  .kv:first-of-type .v { font-size: 26px; }
  .steps-box { max-height: none; }
  .header-inner { gap: var(--space-2); justify-content: center; }
  .nav { width: 100%; justify-content: center; margin-left: 0; }
  .footer-inner { flex-direction: column; gap: var(--space-2); text-align: center; }
  .site-logo { height: 44px; width: 44px; }
  .content-card h2 { padding-left: var(--space-3); }
  .faq-item h3 { padding: 16px 48px 16px 16px; font-size: 14px; }
  .faq-item h3::before { width: 24px; height: 24px; font-size: 11px; }
  .faq-item h3::after { right: 16px; width: 20px; height: 20px; background-size: 18px 18px; }
  .faq-item p { padding: 0 16px 0 52px; font-size: 13px; }
  .faq-item.faq-open h3 { padding-bottom: 14px; }
}

@media (max-width: 480px) {
  .page-title { font-size: 28px; }
  .page-subtitle { font-size: 15px; }
  .content-card h2 { font-size: 19px; }
  .content-card h3 { font-size: 15px; }
  .calc-card, .results-card, .content-card { padding: var(--space-4) var(--space-3); }
  .site-logo { height: 40px; width: 40px; }
  .faq-item p { padding: 0 16px; }
}

@media (prefers-reduced-motion: reduce) {
  *, *::before, *::after {
    animation-duration: 0.01ms !important; animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important; scroll-behavior: auto !important;
  }
  html { scroll-behavior: auto; }
  .btn:hover, .how-step:hover, .blog-card:hover, .card:hover, .content-card:hover {
    transform: none !important; box-shadow: var(--shadow-card) !important;
  }
  .nav-link::after, .faq-item p { transition: none !important; }
  .btn-primary:hover { box-shadow: 0 2px 8px rgba(67, 56, 202, 0.18) !important; }
}