/* Renditerechner page — aligned with investoor-new blue/cyan system */
.calc-ui {
    --bg: #07090e;
    --panel: #0e121a;
    --panel2: #0c1018;
    --card: rgba(18, 24, 38, 0.75);
    --card-solid: #121826;
    --border: rgba(255, 255, 255, 0.08);
    --border-glow: rgba(6, 182, 212, 0.3);
    --primary: #06B6D4;
    --primary-dark: #3B82F6;
    --primary-glow: rgba(6, 182, 212, 0.4);
    --primary-soft: rgba(6, 182, 212, 0.12);
    --primary-gradient: linear-gradient(135deg, #06B6D4 0%, #3B82F6 100%);
    --muted: #CBD5E1;
    --muted2: #94A3B8;
    --text: #F8FAFC;
    --text-soft: #E2E8F0;
    font-family: 'Inter', ui-sans-serif, system-ui, sans-serif;
    color: var(--text);
    background: var(--bg);
}

.calc-ui *,
.calc-ui *::before,
.calc-ui *::after { box-sizing: border-box; }

.calc-ui a { color: inherit; text-decoration: none; }
.calc-ui ul { list-style: none; margin: 0; padding: 0; }
.calc-ui button { font: inherit; cursor: pointer; border: none; background: none; }
.calc-ui input, .calc-ui select { font: inherit; outline: none; }

.calc-ui-wrap { max-width: 1400px; margin: 0 auto; padding: 0 16px; }

body:has(.calc-ui) main { padding: 0; background: var(--bg); }
.calc-ui { background: var(--bg); min-height: 50vh; }

/* Hero */
.calc-ui-hero { padding: 60px 0 40px; }
.calc-ui-crumb { font-size: 12px; color: var(--muted2); margin-bottom: 16px; }
.calc-ui-crumb a:hover { color: var(--primary); }
.calc-ui-hero h1 {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    letter-spacing: -0.02em;
    margin: 0 0 12px;
}
.calc-ui-hero-lead { color: var(--muted2); font-size: 15px; margin: 0; }

/* Calculator shell */
.calc-ui-shell {
    border: 1px solid var(--border-glow);
    border-radius: 20px;
    background: linear-gradient(135deg, rgba(6, 182, 212, 0.12) 0%, rgba(14, 18, 26, 0.95) 100%);
    box-shadow: 0 25px 60px rgba(0, 0, 0, 0.7), 0 0 40px rgba(6, 182, 212, 0.12);
    backdrop-filter: blur(20px);
    padding: 32px;
    margin-bottom: 96px;
}
.calc-ui-shell-head {
    display: flex;
    flex-wrap: wrap;
    align-items: flex-end;
    justify-content: space-between;
    gap: 16px;
    margin-bottom: 32px;
    padding-bottom: 24px;
    border-bottom: 1px solid rgba(6, 182, 212, 0.2);
}
.calc-ui-badge {
    display: inline-block;
    font-size: 11px;
    font-weight: 700;
    letter-spacing: 0.04em;
    color: #FBBF24;
    background: rgba(251, 191, 36, 0.12);
    border: 1px solid rgba(251, 191, 36, 0.3);
    border-radius: 999px;
    padding: 4px 12px;
    margin-bottom: 12px;
}
.calc-ui-shell-head h2 { font-size: 1.5rem; font-weight: 700; margin: 0; }
.calc-ui-toggle {
    display: flex;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--border);
    border-radius: 14px;
    padding: 6px;
    gap: 6px;
}
.calc-ui-toggle button {
    display: flex;
    align-items: center;
    gap: 6px;
    padding: 10px 16px;
    border-radius: 8px;
    font-size: 13px;
    font-weight: 600;
    color: var(--text-soft);
    white-space: nowrap;
    background: rgba(6, 182, 212, 0.1);
    border: 1px solid rgba(6, 182, 212, 0.35);
}
.calc-ui-toggle button.active {
    background: var(--primary-gradient);
    border-color: transparent;
    color: #fff;
    box-shadow: 0 4px 12px rgba(6, 182, 212, 0.3);
}
.calc-ui-grid { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.calc-ui-panel {
    background: var(--card);
    border: 1px solid var(--border-glow);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}
.calc-ui-label { font-size: 14px; color: var(--text-soft); display: block; margin-bottom: 12px; }
.calc-ui-amount-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    margin-bottom: 16px;
}
.calc-ui-amount-row .sym { font-size: 1.5rem; color: var(--primary); font-weight: 700; }
.calc-ui-amount-row input {
    background: transparent;
    border: none;
    text-align: right;
    font-size: 1.5rem;
    font-weight: 600;
    color: #fff;
    width: 100%;
}
.calc-ui-range {
    width: 100%;
    height: 8px;
    appearance: none;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 4px;
    accent-color: var(--primary);
    margin-bottom: 8px;
}
.calc-ui-marks {
    display: flex;
    justify-content: space-between;
    font-size: 11px;
    color: var(--muted2);
    margin-bottom: 28px;
}
.calc-ui-select-wrap {
    position: relative;
    margin-bottom: 28px;
}
.calc-ui-select-wrap .custom-select {
    width: 100%;
    border: 1px solid var(--border-glow);
    border-radius: 12px;
    padding: 14px 44px 14px 16px;
    font-size: 14px;
    color: #fff;
    background: rgba(255, 255, 255, 0.05);
    appearance: none;
    -webkit-appearance: none;
}
.calc-ui-select-wrap .custom-select:hover,
.calc-ui-select-wrap .custom-select:focus {
    border-color: rgba(6, 182, 212, 0.55);
    background: rgba(6, 182, 212, 0.08);
}
.calc-ui-select-wrap .custom-select option {
    background: var(--panel);
    color: #fff;
}
.calc-ui-select-caret {
    position: absolute;
    right: 16px;
    top: 50%;
    transform: translateY(-50%);
    color: #67E8F9;
    pointer-events: none;
    font-size: 12px;
}
.calc-ui-callout {
    display: flex;
    gap: 12px;
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid rgba(6, 182, 212, 0.28);
    border-radius: 12px;
    padding: 16px;
}
.calc-ui-callout i { color: var(--primary); font-size: 18px; margin-top: 2px; }
.calc-ui-callout strong { display: block; font-size: 14px; margin-bottom: 4px; }
.calc-ui-callout p { font-size: 12px; color: var(--muted2); line-height: 1.55; margin: 0; }

/* Result panel */
.calc-ui-result-head {
    display: flex;
    justify-content: space-between;
    align-items: center;
    font-size: 11px;
    letter-spacing: 0.06em;
    color: var(--muted2);
    margin-bottom: 24px;
}
.calc-ui-live { color: var(--primary); font-size: 11px; display: flex; align-items: center; gap: 4px; }
.calc-ui-result-label { font-size: 14px; color: var(--text-soft); margin-bottom: 4px; }
.calc-ui-result-amount {
    font-size: clamp(2rem, 4vw, 3rem);
    font-weight: 800;
    margin: 0 0 16px;
    letter-spacing: -0.02em;
}
.calc-ui-gain {
    display: inline-block;
    font-size: 12px;
    font-weight: 700;
    color: #67E8F9;
    background: rgba(6, 182, 212, 0.15);
    border: 1px solid rgba(6, 182, 212, 0.35);
    border-radius: 999px;
    padding: 6px 12px;
    margin-bottom: 24px;
}
.calc-ui-rows { margin-top: 8px; }
.calc-ui-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 12px;
    font-size: 14px;
    padding: 12px 0;
    border-top: 1px solid var(--border);
}
.calc-ui-row span:first-child { color: var(--muted2); display: flex; align-items: center; gap: 8px; }
.calc-ui-row span:first-child i { color: var(--primary); }
.calc-ui-row strong { font-weight: 600; }
.calc-ui-cta {
    display: block;
    width: 100%;
    margin-top: 24px;
    text-align: center;
    background: var(--primary-gradient);
    color: #fff;
    font-weight: 600;
    font-size: 15px;
    border-radius: 12px;
    padding: 14px 16px;
    box-shadow: 0 4px 18px rgba(6, 182, 212, 0.35);
}
.calc-ui-cta:hover { filter: brightness(1.08); }

/* Sections shared */
.calc-ui-section { padding: 0 0 96px; }
.calc-ui-kicker {
    color: var(--primary);
    font-size: 14px;
    font-weight: 600;
    margin: 0 0 12px;
    letter-spacing: 0.02em;
}
.calc-ui-h2 {
    font-size: clamp(1.75rem, 3vw, 2.25rem);
    font-weight: 800;
    line-height: 1.2;
    letter-spacing: -0.02em;
    margin: 0 0 16px;
}
.calc-ui-p { color: var(--muted2); font-size: 15px; line-height: 1.65; margin: 0 0 12px; }

/* Understanding */
.calc-ui-understand { display: grid; grid-template-columns: 1fr 1fr; gap: 48px; align-items: center; }
.calc-ui-factors {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 12px;
    margin: 20px 0 24px;
}
.calc-ui-factor {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 8px;
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px 8px;
    text-align: center;
    transition: border-color 0.2s ease;
}
.calc-ui-factor:hover { border-color: var(--border-glow); }
.calc-ui-factor i { color: var(--primary); font-size: 18px; }
.calc-ui-factor span { font-size: 12px; color: var(--text-soft); }
.calc-ui-visual {
    border: 1px solid var(--border-glow);
    border-radius: 20px;
    overflow: hidden;
    position: relative;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.5);
}
.calc-ui-visual img { width: 100%; height: 100%; min-height: 300px; object-fit: cover; display: block; }
.calc-ui-overlay {
    position: absolute;
    left: 16px; right: 16px; bottom: 16px;
    background: rgba(14, 18, 26, 0.92);
    border: 1px solid var(--border-glow);
    border-radius: 12px;
    padding: 16px;
    font-size: 12px;
    backdrop-filter: blur(12px);
}
.calc-ui-overlay p {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-soft);
    margin: 0 0 8px;
}
.calc-ui-overlay p:last-child { margin-bottom: 0; }
.calc-ui-overlay i { color: var(--primary); font-size: 11px; }

/* Models */
.calc-ui-models-head { text-align: center; margin-bottom: 40px; }
.calc-ui-models { display: grid; grid-template-columns: 1fr 1fr; gap: 24px; }
.calc-ui-model {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 24px;
    display: flex;
    flex-direction: column;
    transition: border-color 0.2s ease, transform 0.2s ease;
}
.calc-ui-model:hover {
    border-color: var(--border-glow);
    transform: translateY(-2px);
}
.calc-ui-model-icon {
    width: 48px; height: 48px;
    border-radius: 14px;
    background: rgba(6, 182, 212, 0.12);
    border: 1px solid rgba(6, 182, 212, 0.3);
    color: var(--primary);
    display: flex; align-items: center; justify-content: center;
    margin-bottom: 16px;
    font-size: 1.1rem;
}
.calc-ui-model h3 { font-size: 18px; font-weight: 700; margin: 0 0 12px; }
.calc-ui-model > p { font-size: 14px; color: var(--muted2); line-height: 1.6; margin: 0 0 8px; }
.calc-ui-model h4 { font-size: 14px; font-weight: 700; margin: 16px 0 12px; }
.calc-ui-model ul { flex: 1; margin-bottom: 24px; }
.calc-ui-model li {
    display: flex; gap: 8px; align-items: flex-start;
    font-size: 14px; color: var(--text-soft);
    margin-bottom: 8px;
}
.calc-ui-model li i { color: var(--primary); font-size: 12px; margin-top: 4px; }
.calc-ui-model-btn {
    display: block; width: 100%; text-align: center;
    background: var(--primary-gradient);
    color: #fff;
    font-weight: 600; font-size: 14px;
    border-radius: 12px; padding: 12px;
    box-shadow: 0 4px 14px rgba(6, 182, 212, 0.3);
}
.calc-ui-model-btn:hover { filter: brightness(1.08); }

/* Process */
.calc-ui-process-head { text-align: center; margin-bottom: 48px; }
.calc-ui-steps {
    display: grid;
    grid-template-columns: repeat(5, 1fr);
    gap: 24px;
    position: relative;
}
.calc-ui-steps::before {
    content: '';
    position: absolute;
    top: 28px; left: 8%; right: 8%;
    border-top: 1px dashed rgba(6, 182, 212, 0.35);
    z-index: 0;
}
.calc-ui-step {
    position: relative; z-index: 1;
    text-align: center;
    display: flex; flex-direction: column; align-items: center;
}
.calc-ui-step-num {
    width: 56px; height: 56px;
    border-radius: 50%;
    background: rgba(6, 182, 212, 0.12);
    border: 1px solid rgba(6, 182, 212, 0.35);
    display: flex; align-items: center; justify-content: center;
    font-size: 13px; font-weight: 700; color: var(--primary);
    margin-bottom: 16px;
}
.calc-ui-step h4 { font-size: 14px; font-weight: 600; margin: 0 0 8px; }
.calc-ui-step p { font-size: 12px; color: var(--muted2); line-height: 1.55; margin: 0; }

/* Banner */
.calc-ui-banner-wrap { padding-bottom: 96px; }
.calc-ui-banner {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 16px;
    padding: 16px;
    text-align: center;
    font-size: 14px;
    color: var(--text-soft);
}

/* Breakdown */
.calc-ui-breakdown { display: grid; grid-template-columns: 1fr 1fr; gap: 40px; align-items: start; }
.calc-ui-breakdown-cards {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}
.calc-ui-bcard {
    background: var(--card);
    border: 1px solid var(--border);
    border-radius: 12px;
    padding: 16px;
    transition: border-color 0.2s ease;
}
.calc-ui-bcard:hover { border-color: var(--border-glow); }
.calc-ui-bcard-wide { grid-column: span 2; }
.calc-ui-bcard i { color: var(--primary); font-size: 16px; margin-bottom: 8px; display: inline-block; }
.calc-ui-bcard h4 { font-size: 14px; font-weight: 600; margin: 0 0 6px; }
.calc-ui-bcard p { font-size: 12px; color: var(--muted2); line-height: 1.5; margin: 0; }

/* Examples */
.calc-ui-examples-head { text-align: center; margin-bottom: 40px; }
.calc-ui-examples { display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px; }
.calc-ui-example {
    background: var(--card);
    border: 1px solid var(--border-glow);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 30px -10px rgba(0, 0, 0, 0.45);
}
.calc-ui-example h3 { font-size: 16px; font-weight: 600; margin: 0 0 8px; }
.calc-ui-example > p { font-size: 12px; color: var(--muted2); margin: 0 0 20px; line-height: 1.5; }
.calc-ui-example-rows { border-top: 1px solid var(--border); padding-top: 16px; }
.calc-ui-example-row {
    display: flex; justify-content: space-between;
    font-size: 14px; padding: 10px 0;
}
.calc-ui-example-row span { color: var(--muted2); }
.calc-ui-example-row strong { font-weight: 600; }
.calc-ui-example-row.is-total {
    border-top: 1px solid var(--border);
    margin-top: 4px; padding-top: 14px;
}
.calc-ui-example-row.is-total strong { color: var(--primary); }
.calc-ui-note { font-size: 12px; color: var(--muted2); margin-top: 16px; }

/* Savings */
.calc-ui-savings { display: grid; grid-template-columns: 1fr 1.2fr 1fr; gap: 32px; align-items: center; }
.calc-ui-savings h2 { margin-bottom: 0; }
.calc-ui-flow {
    display: flex; align-items: center; justify-content: center; gap: 16px;
    background: var(--card);
    border: 1px solid var(--border-glow);
    border-radius: 16px;
    padding: 24px;
    text-align: center;
}
.calc-ui-flow-item strong { display: block; font-size: 20px; font-weight: 700; }
.calc-ui-flow-item strong.accent { color: var(--primary); }
.calc-ui-flow-item span { font-size: 12px; color: var(--muted2); }
.calc-ui-flow-arrow { color: var(--muted2); }

@media (max-width: 1024px) {
    .calc-ui-grid,
    .calc-ui-understand,
    .calc-ui-breakdown { grid-template-columns: 1fr; }
    .calc-ui-models,
    .calc-ui-examples { grid-template-columns: 1fr; }
    .calc-ui-steps { grid-template-columns: repeat(3, 1fr); row-gap: 32px; }
    .calc-ui-steps::before { display: none; }
    .calc-ui-savings { grid-template-columns: 1fr; }
    .calc-ui-factors { grid-template-columns: repeat(3, 1fr); }
}

@media (max-width: 640px) {
    .calc-ui-shell { padding: 20px; }
    .calc-ui-steps { grid-template-columns: 1fr; }
    .calc-ui-factors { grid-template-columns: repeat(2, 1fr); }
    .calc-ui-breakdown-cards { grid-template-columns: 1fr; }
    .calc-ui-bcard-wide { grid-column: span 1; }
    .calc-ui-flow { flex-direction: column; }
    .calc-ui-flow-arrow { transform: rotate(90deg); }
}