/* ============================================================
   Seller Profit Calculator — seller-profit.css  v2
   Design language: Linnworks-adjacent premium SaaS
   Palette: Near-black navy base / Emerald green accent
   Type: Manrope (display) + Inter (body/UI)
   ============================================================ */

/* ── Google Fonts ─────────────────────────────────────────── */
@import url('https://fonts.googleapis.com/css2?family=Manrope:wght@400;500;600;700;800&family=Inter:wght@300;400;500;600&display=swap');

/* ── CSS Custom Properties ───────────────────────────────── */
:root {
    --col-base:          #0B0F1A;
    --col-base-mid:      #131929;
    --col-card:          #1A2035;
    --col-card-border:   #252E45;
    --col-accent:        #2ECC8B;
    --col-accent-dark:   #22A570;
    --col-accent-glow:   rgba(46, 204, 139, 0.15);
    --col-white:         #FFFFFF;
    --col-text-primary:  #F0F4FF;
    --col-text-muted:    #8A96AA;
    --col-text-subtle:   #5A6478;

    --col-light-bg:      #F4F7FC;
    --col-light-card:    #FFFFFF;
    --col-light-border:  #E3E8F0;
    --col-dark-text:     #0B0F1A;
    --col-dark-text-mid: #3A4558;

    --font-display: 'Manrope', -apple-system, BlinkMacSystemFont, sans-serif;
    --font-body:    'Inter', -apple-system, BlinkMacSystemFont, sans-serif;

    --text-xs:   0.75rem;
    --text-sm:   0.875rem;
    --text-base: 1rem;
    --text-lg:   1.125rem;
    --text-xl:   1.375rem;
    --text-2xl:  1.75rem;
    --text-3xl:  2.25rem;
    --text-4xl:  3rem;
    --text-5xl:  3.75rem;
    --text-6xl:  4.75rem;

    --space-section:    100px;
    --space-section-sm: 64px;

    --radius-sm:  6px;
    --radius-md:  12px;
    --radius-lg:  20px;
    --radius-xl:  28px;

    --transition: 0.2s ease;
}

/* ── Reset & Base ─────────────────────────────────────────── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
    scroll-behavior: smooth;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: var(--font-body);
    font-size: var(--text-base);
    line-height: 1.6;
    color: var(--col-text-primary);
    background-color: var(--col-base);
}

img { max-width: 100%; height: auto; display: block; }
a { color: inherit; text-decoration: none; }
ul { list-style: none; }

/* ── Layout ──────────────────────────────────────────────── */
.container {
    width: 100%;
    max-width: 1160px;
    margin: 0 auto;
    padding: 0 24px;
}

.container--narrow {
    max-width: 760px;
    margin: 0 auto;
    padding: 0 24px;
}

/* ── Typography ──────────────────────────────────────────── */
.eyebrow {
    display: inline-block;
    font-family: var(--font-body);
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--col-accent);
    margin-bottom: 16px;
}

.eyebrow--dark { color: var(--col-accent-dark); }

h1, h2, h3, h4 {
    font-family: var(--font-display);
    line-height: 1.15;
    letter-spacing: -0.02em;
}

.section-title {
    font-size: var(--text-3xl);
    font-weight: 800;
    margin-bottom: 20px;
}

.section-title--light { color: var(--col-dark-text); }

.section-subtitle {
    font-size: var(--text-lg);
    font-weight: 400;
    line-height: 1.6;
    color: var(--col-text-muted);
    max-width: 600px;
}

.section-subtitle--light { color: var(--col-dark-text-mid); }

/* ── Buttons ─────────────────────────────────────────────── */
.btn {
    display: inline-flex;
    align-items: center;
    gap: 10px;
    font-family: var(--font-body);
    font-size: var(--text-base);
    font-weight: 600;
    padding: 15px 28px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: all var(--transition);
    text-decoration: none;
    white-space: nowrap;
}

.btn--primary {
    background-color: var(--col-accent);
    color: var(--col-base);
}

.btn--primary:hover {
    background-color: var(--col-accent-dark);
    transform: translateY(-1px);
    box-shadow: 0 8px 24px rgba(46, 204, 139, 0.3);
}

.btn--primary:active { transform: translateY(0); }

.btn--large {
    font-size: var(--text-lg);
    padding: 18px 36px;
    border-radius: var(--radius-lg);
}

/* ── Section containers ──────────────────────────────────── */
.section-dark {
    background-color: var(--col-base);
    padding: var(--space-section) 0;
}

.section-dark-mid {
    background-color: var(--col-base-mid);
    padding: var(--space-section) 0;
}

.section-light {
    background-color: var(--col-light-bg);
    padding: var(--space-section) 0;
}

/* ── ────────────────────────────────────────────────────────
   HERO
   ──────────────────────────────────────────────────────── */
.hero {
    background-color: var(--col-base);
    padding: 80px 0 90px;
    overflow: hidden;
    position: relative;
}

.hero::before {
    content: '';
    position: absolute;
    top: -200px;
    left: 50%;
    transform: translateX(-50%);
    width: 800px;
    height: 600px;
    background: radial-gradient(ellipse at center, rgba(46, 204, 139, 0.08) 0%, transparent 70%);
    pointer-events: none;
}

.hero__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 60px;
    align-items: center;
}

.hero__app-label {
    display: flex;
    align-items: center;
    gap: 10px;
    margin-bottom: 28px;
}

.hero__app-icon {
    width: 44px;
    height: 44px;
    border-radius: 10px;
    object-fit: cover;
}

.hero__app-name {
    font-family: var(--font-body);
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--col-text-muted);
    letter-spacing: 0.04em;
}

.hero__h1 {
    font-size: var(--text-5xl);
    font-weight: 800;
    color: var(--col-white);
    margin-bottom: 24px;
    line-height: 1.1;
}

.hero__h1 em {
    font-style: normal;
    color: var(--col-accent);
}

.hero__subheading {
    font-size: var(--text-lg);
    font-weight: 400;
    color: var(--col-text-muted);
    line-height: 1.65;
    margin-bottom: 36px;
    max-width: 520px;
}

.hero__cta-group {
    display: flex;
    align-items: center;
    gap: 16px;
    flex-wrap: wrap;
    margin-bottom: 24px;
}

.hero__note {
    font-size: var(--text-sm);
    color: var(--col-text-subtle);
}

/* ── Hero visual / profit card ───────────────────────────── */
.hero__visual {
    position: relative;
    display: flex;
    justify-content: center;
    align-items: center;
}


/* ── ────────────────────────────────────────────────────────
   PROBLEM SECTION
   ──────────────────────────────────────────────────────── */
.problem {
    background-color: var(--col-light-bg);
    padding: var(--space-section) 0;
}

.problem__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.problem__statement {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 700;
    color: var(--col-dark-text);
    border-left: 3px solid var(--col-accent-dark);
    padding-left: 20px;
    margin: 28px 0;
    line-height: 1.5;
}

.problem__text {
    font-size: var(--text-base);
    color: var(--col-dark-text-mid);
    line-height: 1.7;
    margin-bottom: 16px;
}

/* Comparison cards */
.calc-compare {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
}

.calc-card {
    background: var(--col-light-card);
    border: 1.5px solid var(--col-light-border);
    border-radius: var(--radius-lg);
    padding: 22px;
}

.calc-card--bad  { border-color: #FFD0D0; background: #FFF8F8; }
.calc-card--good { border-color: rgba(46,204,139,0.3); background: #F4FDF8; }

.calc-card__label {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    margin-bottom: 16px;
}

.calc-card--bad  .calc-card__label { color: #CC3333; }
.calc-card--good .calc-card__label { color: var(--col-accent-dark); }

.calc-card__item {
    display: flex;
    justify-content: space-between;
    font-size: var(--text-sm);
    padding: 6px 0;
    border-bottom: 1px solid var(--col-light-border);
    color: var(--col-dark-text-mid);
}

.calc-card--bad  .calc-card__item { border-color: #FFE0E0; }
.calc-card--good .calc-card__item { border-color: rgba(46,204,139,0.15); }
.calc-card__item:last-of-type { border-bottom: none; }

.calc-card__item--missing { color: #CCBBBB; font-style: italic; }

.calc-card__result {
    display: flex;
    justify-content: space-between;
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 700;
    padding-top: 12px;
    margin-top: 8px;
    border-top: 2px solid;
}

.calc-card--bad  .calc-card__result { border-color: #FF6B6B; color: #CC3333; }
.calc-card--good .calc-card__result { border-color: var(--col-accent); color: var(--col-accent-dark); }

/* ── ────────────────────────────────────────────────────────
   FOUR CALCULATORS — centrepiece section
   ──────────────────────────────────────────────────────── */
.calculators {
    background-color: var(--col-base);
    padding: var(--space-section) 0;
}

.calculators__header {
    text-align: center;
    margin-bottom: 16px;
}

.calculators__intro {
    text-align: center;
    font-size: var(--text-lg);
    color: var(--col-text-muted);
    max-width: 620px;
    margin: 0 auto 64px;
    line-height: 1.65;
}

.calculators__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

/* Each calculator card */
.calc-mode-card {
    background: var(--col-card);
    border: 1.5px solid var(--col-card-border);
    border-radius: var(--radius-lg);
    padding: 36px 32px;
    position: relative;
    overflow: hidden;
    transition: border-color var(--transition), box-shadow var(--transition);
}

.calc-mode-card:hover {
    border-color: rgba(46, 204, 139, 0.4);
    box-shadow: 0 8px 40px rgba(0,0,0,0.35);
}

/* Faint mode number watermark */
.calc-mode-card::before {
    content: attr(data-mode-num);
    position: absolute;
    top: -10px;
    right: 20px;
    font-family: var(--font-display);
    font-size: 7rem;
    font-weight: 800;
    color: rgba(46, 204, 139, 0.04);
    line-height: 1;
    pointer-events: none;
    user-select: none;
}

.calc-mode-card__badge {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    background: var(--col-accent-glow);
    border: 1px solid rgba(46,204,139,0.25);
    border-radius: 100px;
    padding: 6px 14px;
    margin-bottom: 20px;
}

.calc-mode-card__badge-dot {
    width: 7px;
    height: 7px;
    border-radius: 50%;
    background: var(--col-accent);
    flex-shrink: 0;
}

.calc-mode-card__badge-label {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--col-accent);
}

.calc-mode-card__question {
    font-family: var(--font-display);
    font-size: var(--text-xl);
    font-weight: 800;
    color: var(--col-white);
    line-height: 1.25;
    margin-bottom: 16px;
}

.calc-mode-card__question em {
    font-style: italic;
    color: var(--col-accent);
}

.calc-mode-card__body {
    font-size: var(--text-sm);
    color: var(--col-text-muted);
    line-height: 1.7;
    margin-bottom: 20px;
}

.calc-mode-card__note {
    background: rgba(46, 204, 139, 0.06);
    border-left: 2px solid var(--col-accent);
    border-radius: 0 var(--radius-sm) var(--radius-sm) 0;
    padding: 12px 16px;
    font-size: var(--text-xs);
    color: var(--col-text-muted);
    line-height: 1.6;
    margin-bottom: 20px;
}

.calc-mode-card__note strong {
    color: var(--col-accent);
    font-weight: 600;
}

.calc-mode-card__use {
    border-top: 1px solid var(--col-card-border);
    padding-top: 18px;
    display: flex;
    gap: 10px;
    align-items: flex-start;
}

.calc-mode-card__use-label {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--col-text-subtle);
    white-space: nowrap;
    padding-top: 1px;
    flex-shrink: 0;
}

.calc-mode-card__use-text {
    font-size: var(--text-xs);
    color: var(--col-text-muted);
    line-height: 1.6;
}

/* ── ────────────────────────────────────────────────────────
   COSTS SECTION (was PLATFORMS + partial features)
   ──────────────────────────────────────────────────────── */
.costs {
    background-color: var(--col-base-mid);
    padding: var(--space-section) 0;
}

.costs__header {
    text-align: center;
    margin-bottom: 16px;
}

.costs__intro {
    text-align: center;
    font-size: var(--text-base);
    color: var(--col-text-muted);
    max-width: 580px;
    margin: 0 auto 56px;
    line-height: 1.65;
}

.costs__grid {
    display: grid;
    grid-template-columns: repeat(4, 1fr);
    gap: 16px;
    margin-bottom: 48px;
}

.cost-factor {
    background: var(--col-card);
    border: 1.5px solid var(--col-card-border);
    border-radius: var(--radius-lg);
    padding: 28px 24px;
    transition: border-color var(--transition);
}

.cost-factor:hover { border-color: rgba(46,204,139,0.3); }

.cost-factor__icon {
    width: 40px;
    height: 40px;
    background: var(--col-accent-glow);
    border-radius: var(--radius-sm);
    display: flex;
    align-items: center;
    justify-content: center;
    margin-bottom: 16px;
}

.cost-factor__icon svg {
    width: 20px;
    height: 20px;
    stroke: var(--col-accent);
    fill: none;
    stroke-width: 1.75;
}

.cost-factor__name {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--col-white);
    margin-bottom: 8px;
}

.cost-factor__text {
    font-size: var(--text-sm);
    color: var(--col-text-muted);
    line-height: 1.6;
}

.costs__closing {
    text-align: center;
    font-size: var(--text-base);
    font-style: italic;
    color: var(--col-text-subtle);
    max-width: 560px;
    margin: 0 auto 40px;
    line-height: 1.65;
}

/* Platform chips */
.costs__platforms {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-bottom: 24px;
}

.platform-chip {
    background: var(--col-card);
    border: 1.5px solid var(--col-card-border);
    border-radius: 100px;
    padding: 8px 20px;
    font-size: var(--text-sm);
    font-weight: 600;
    color: var(--col-text-muted);
    transition: all var(--transition);
}

.platform-chip:hover { border-color: var(--col-accent); color: var(--col-accent); }

.costs__disclaimer {
    text-align: center;
    font-size: var(--text-xs);
    color: var(--col-text-subtle);
    max-width: 560px;
    margin: 0 auto;
    line-height: 1.6;
}

/* ── ────────────────────────────────────────────────────────
   PRODUCT LIBRARY (was INVENTORY)
   ──────────────────────────────────────────────────────── */
.library {
    background-color: var(--col-light-bg);
    padding: var(--space-section) 0;
}

.library__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.library__list {
    margin-top: 28px;
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.library__list-item {
    display: flex;
    gap: 14px;
    align-items: flex-start;
}

.library__list-icon {
    width: 22px;
    height: 22px;
    background: rgba(46,204,139,0.15);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    flex-shrink: 0;
    margin-top: 2px;
}

.library__list-icon svg {
    width: 12px;
    height: 12px;
    stroke: var(--col-accent-dark);
    fill: none;
    stroke-width: 2.5;
}

.library__list-text {
    font-size: var(--text-base);
    color: var(--col-dark-text-mid);
    line-height: 1.55;
}

.library__list-text strong {
    color: var(--col-dark-text);
    font-weight: 600;
}

.library__placeholder {
    background: var(--col-light-card);
    border: 2px dashed var(--col-light-border);
    border-radius: var(--radius-xl);
    height: 400px;
    display: flex;
    align-items: center;
    justify-content: center;
    color: var(--col-text-subtle);
    font-size: var(--text-sm);
    text-align: center;
    line-height: 1.8;
}

/* ── ────────────────────────────────────────────────────────
   SCENARIOS (was USE CASES)
   Four specific stories, each tied to a calculator mode
   ──────────────────────────────────────────────────────── */
.scenarios {
    background-color: var(--col-base);
    padding: var(--space-section) 0;
}

.scenarios__header {
    text-align: center;
    margin-bottom: 64px;
}

.scenarios__grid {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 20px;
}

.scenario-card {
    background: var(--col-card);
    border: 1.5px solid var(--col-card-border);
    border-radius: var(--radius-lg);
    padding: 32px;
    display: flex;
    flex-direction: column;
    gap: 16px;
    transition: border-color var(--transition);
}

.scenario-card:hover { border-color: rgba(46,204,139,0.3); }

.scenario-card__header {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
}

.scenario-card__situation {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.1em;
    text-transform: uppercase;
    color: var(--col-text-subtle);
}

.scenario-card__mode {
    font-size: var(--text-xs);
    font-weight: 700;
    letter-spacing: 0.08em;
    text-transform: uppercase;
    color: var(--col-accent);
    background: var(--col-accent-glow);
    border: 1px solid rgba(46,204,139,0.2);
    border-radius: 100px;
    padding: 4px 12px;
    white-space: nowrap;
}

.scenario-card__text {
    font-size: var(--text-sm);
    color: var(--col-text-muted);
    line-height: 1.7;
    flex: 1;
}

.scenario-card__text strong {
    color: var(--col-text-primary);
    font-weight: 600;
}

.scenario-card__outcome {
    border-top: 1px solid var(--col-card-border);
    padding-top: 14px;
    font-size: var(--text-xs);
    color: var(--col-accent);
    font-weight: 600;
    font-style: italic;
    line-height: 1.5;
}

/* ── ────────────────────────────────────────────────────────
   VIDEO SECTION
   ──────────────────────────────────────────────────────── */
.video-section {
    background-color: var(--col-base-mid);
    padding: var(--space-section) 0;
}

.video-section__header {
    text-align: center;
    margin-bottom: 48px;
}

.video-placeholder {
    background: var(--col-card);
    border: 1.5px solid var(--col-card-border);
    border-radius: var(--radius-xl);
    aspect-ratio: 16 / 9;
    max-height: 480px;
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    gap: 20px;
}

.video-placeholder__icon {
    width: 72px;
    height: 72px;
    background: var(--col-accent);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
}

.video-placeholder__icon svg {
    width: 28px;
    height: 28px;
    fill: var(--col-base);
    margin-left: 4px;
}

.video-placeholder__label {
    font-size: var(--text-sm);
    color: var(--col-text-muted);
    text-align: center;
    line-height: 1.6;
}

/* ── ────────────────────────────────────────────────────────
   TOOLKIT / VISION
   ──────────────────────────────────────────────────────── */
.toolkit {
    background-color: var(--col-light-bg);
    padding: var(--space-section) 0;
}

.toolkit__inner {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 80px;
    align-items: center;
}

.toolkit__text {
    font-size: var(--text-base);
    color: var(--col-dark-text-mid);
    line-height: 1.7;
    margin-top: 20px;
}

.toolkit-card {
    background: var(--col-light-card);
    border: 1.5px solid var(--col-light-border);
    border-radius: var(--radius-lg);
    padding: 28px;
}

.toolkit-card__item {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 16px 0;
    border-bottom: 1px solid var(--col-light-border);
}

.toolkit-card__item:last-child { border-bottom: none; }

.toolkit-card__dot {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    flex-shrink: 0;
}

.toolkit-card__dot--active { background: var(--col-accent); }
.toolkit-card__dot--coming { background: var(--col-light-border); }

.toolkit-card__name {
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 600;
    color: var(--col-dark-text);
}

.toolkit-card__status {
    margin-left: auto;
    font-size: var(--text-xs);
    font-weight: 600;
    letter-spacing: 0.08em;
    text-transform: uppercase;
}

.toolkit-card__status--active { color: var(--col-accent-dark); }
.toolkit-card__status--coming { color: var(--col-text-subtle); }

/* ── ────────────────────────────────────────────────────────
   PRICING CTA
   ──────────────────────────────────────────────────────── */
.pricing-cta {
    background: linear-gradient(135deg, var(--col-base) 0%, #0D1526 50%, #0B1A12 100%);
    padding: var(--space-section) 0;
    text-align: center;
    position: relative;
    overflow: hidden;
}

.pricing-cta::before {
    content: '';
    position: absolute;
    bottom: -100px;
    left: 50%;
    transform: translateX(-50%);
    width: 600px;
    height: 400px;
    background: radial-gradient(ellipse at center, rgba(46, 204, 139, 0.12) 0%, transparent 65%);
    pointer-events: none;
}

.pricing-cta__tagline {
    font-family: var(--font-display);
    font-size: var(--text-3xl);
    font-weight: 800;
    color: var(--col-white);
    margin-bottom: 28px;
    line-height: 1.2;
}

.pricing-cta__tagline em {
    font-style: normal;
    color: var(--col-accent);
}

.pricing-cta__value {
    font-size: var(--text-lg);
    color: var(--col-text-muted);
    max-width: 560px;
    margin: 0 auto 20px;
    line-height: 1.7;
}

.pricing-cta__purchase-note {
    font-size: var(--text-base);
    color: var(--col-text-subtle);
    margin-bottom: 40px;
}

.pricing-cta__group {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 16px;
}

.pricing-cta__footnote {
    font-size: var(--text-sm);
    color: var(--col-text-subtle);
}

/* ── ────────────────────────────────────────────────────────
   FAQ
   ──────────────────────────────────────────────────────── */
.faq {
    background-color: var(--col-light-bg);
    padding: var(--space-section) 0;
}

.faq__header {
    text-align: center;
    margin-bottom: 56px;
}

.faq__list {
    display: flex;
    flex-direction: column;
    gap: 12px;
    max-width: 760px;
    margin: 0 auto;
}

.faq-item {
    background: var(--col-light-card);
    border: 1.5px solid var(--col-light-border);
    border-radius: var(--radius-md);
    overflow: hidden;
}

.faq-item__question {
    width: 100%;
    background: none;
    border: none;
    padding: 22px 28px;
    text-align: left;
    cursor: pointer;
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 16px;
    font-family: var(--font-display);
    font-size: var(--text-base);
    font-weight: 700;
    color: var(--col-dark-text);
    transition: background var(--transition);
}

.faq-item__question:hover { background: var(--col-light-bg); }

.faq-item__chevron {
    width: 20px;
    height: 20px;
    flex-shrink: 0;
    transition: transform 0.25s ease;
    stroke: var(--col-text-subtle);
    fill: none;
    stroke-width: 2;
}

.faq-item.is-open .faq-item__chevron { transform: rotate(180deg); }

.faq-item__answer {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.35s ease;
}

.faq-item.is-open .faq-item__answer { max-height: 500px; }

.faq-item__answer-inner {
    padding: 18px 28px 22px;
    font-size: var(--text-base);
    color: var(--col-dark-text-mid);
    line-height: 1.7;
    border-top: 1px solid var(--col-light-border);
}

/* ── ────────────────────────────────────────────────────────
   FOOTER
   ──────────────────────────────────────────────────────── */
.footer {
    background-color: var(--col-base);
    border-top: 1px solid var(--col-card-border);
    padding: 56px 0 40px;
}

.footer__inner {
    display: grid;
    grid-template-columns: 1fr auto;
    gap: 48px;
    align-items: start;
    margin-bottom: 48px;
}

.footer__brand {
    display: flex;
    align-items: center;
    gap: 12px;
    margin-bottom: 16px;
}

.footer__icon {
    width: 36px;
    height: 36px;
    border-radius: 8px;
    object-fit: cover;
}

.footer__name {
    font-family: var(--font-display);
    font-size: var(--text-lg);
    font-weight: 700;
    color: var(--col-white);
}

.footer__tagline {
    font-size: var(--text-sm);
    color: var(--col-text-subtle);
    line-height: 1.6;
    max-width: 360px;
}

.footer__links {
    display: flex;
    flex-direction: column;
    gap: 10px;
    text-align: right;
}

.footer__link {
    font-size: var(--text-sm);
    color: var(--col-text-muted);
    transition: color var(--transition);
}

.footer__link:hover { color: var(--col-accent); }

.footer__bottom {
    border-top: 1px solid var(--col-card-border);
    padding-top: 28px;
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    gap: 24px;
    flex-wrap: wrap;
}

.footer__copyright {
    font-size: var(--text-xs);
    color: var(--col-text-subtle);
    line-height: 1.5;
}

.footer__disclaimer {
    font-size: var(--text-xs);
    color: var(--col-text-subtle);
    line-height: 1.6;
    max-width: 520px;
    text-align: right;
}

/* ── ────────────────────────────────────────────────────────
   RESPONSIVE
   ──────────────────────────────────────────────────────── */
@media (max-width: 1000px) {
    .costs__grid { grid-template-columns: 1fr 1fr; }
}

@media (max-width: 900px) {
    :root {
        --space-section: 72px;
        --text-5xl: 3rem;
    }

    .hero__inner,
    .problem__inner,
    .library__inner,
    .toolkit__inner {
        grid-template-columns: 1fr;
        gap: 48px;
    }

    .hero__visual { order: -1; }

    .hero__placeholder { max-height: 360px; aspect-ratio: unset; }

    .calculators__grid,
    .scenarios__grid {
        grid-template-columns: 1fr;
    }

    .calc-compare { grid-template-columns: 1fr; }

    .footer__inner { grid-template-columns: 1fr; gap: 32px; }
    .footer__links { text-align: left; }
    .footer__bottom { flex-direction: column; }
    .footer__disclaimer { text-align: left; }
}

@media (max-width: 600px) {
    :root {
        --space-section: 56px;
        --text-5xl: 2.5rem;
    }

    .hero { padding: 56px 0 72px; }
    .hero__h1 { font-size: 2.25rem; }
    .hero__cta-group { flex-direction: column; align-items: flex-start; }

    .costs__grid { grid-template-columns: 1fr; }

    .section-title { font-size: var(--text-2xl); }
    .pricing-cta__tagline { font-size: var(--text-2xl); }
}

@media (prefers-reduced-motion: reduce) {
    *, *::before, *::after { transition: none !important; animation: none !important; }
    html { scroll-behavior: auto; }
}