/* ==========================================================================
   Product pages (/products/*)
   Extends assets/css/style.css — reuses .container, .btn, .card, --primary-color
   and the Inter stack rather than introducing a second design system.
   ========================================================================== */

.product-hero {
    padding: var(--space-xl) 0 var(--space-lg);
    background: linear-gradient(180deg, var(--neutral-200) 0%, var(--neutral-100) 100%);
    border-bottom: 1px solid var(--neutral-300);
}
.product-hero .container {
    display: grid;
    grid-template-columns: 1.05fr .95fr;
    gap: var(--space-lg);
    align-items: center;
}
.product-eyebrow {
    display: inline-block;
    font-size: .8rem;
    font-weight: 600;
    letter-spacing: .08em;
    text-transform: uppercase;
    color: var(--primary-text);
    margin-bottom: var(--space-xs);
}
.product-hero h1 {
    font-size: clamp(2rem, 4.4vw, 3rem);
    line-height: 1.1;
    color: var(--neutral-900);
    margin-bottom: var(--space-sm);
    text-wrap: balance;
}
.product-lead {
    font-size: 1.15rem;
    color: var(--neutral-700);
    max-width: 46ch;
    margin-bottom: var(--space-md);
}
.product-cta-row {
    display: flex;
    flex-wrap: wrap;
    gap: var(--space-xs);
    align-items: center;
}
.cta-note {
    width: 100%;
    font-size: .9rem;
    color: var(--neutral-700);
    margin-top: var(--space-xs);
}
.product-shot {
    justify-self: center;
    max-width: 100%;
    border-radius: var(--radius-md);
    border: 1px solid var(--neutral-300);
    box-shadow: 0 18px 44px rgba(0, 0, 0, .12);
}

/* --- generic section --- */
.product-section { padding: var(--space-xl) 0; }
.product-section--alt { background: var(--neutral-200); }
.product-section > .container > h2 {
    font-size: clamp(1.6rem, 3vw, 2.1rem);
    color: var(--neutral-900);
    margin-bottom: var(--space-xs);
    text-wrap: balance;
}
.product-section > .container > .section-sub {
    color: var(--neutral-700);
    max-width: 62ch;
    margin-bottom: var(--space-md);
}

/* --- feature grid --- */
.feature-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(258px, 1fr));
    gap: var(--space-sm);
}
.feature {
    background: var(--neutral-100);
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-sm);
    padding: var(--space-sm);
}
.product-section--alt .feature { background: var(--neutral-100); }
.feature h3 {
    font-size: 1.05rem;
    color: var(--neutral-900);
    margin-bottom: .35rem;
}
.feature p { color: var(--neutral-700); font-size: .95rem; margin: 0; }
.feature-ico { font-size: 1.5rem; line-height: 1; display: block; margin-bottom: .55rem; }

/* --- numbered steps (a real sequence, hence numbered) --- */
.steps { display: grid; grid-template-columns: repeat(auto-fit, minmax(240px, 1fr)); gap: var(--space-sm); counter-reset: step; }
.step { position: relative; padding-top: 2.6rem; }
.step::before {
    counter-increment: step;
    content: counter(step);
    position: absolute; top: 0; left: 0;
    width: 2rem; height: 2rem;
    display: grid; place-items: center;
    border-radius: 50%;
    background: var(--primary-text); color: #fff;
    font-weight: 600; font-size: .95rem;
}
.step h3 { font-size: 1.05rem; color: var(--neutral-900); margin-bottom: .3rem; }
.step p { color: var(--neutral-700); font-size: .95rem; margin: 0; }

/* --- pricing --- */
.price-box {
    background: var(--neutral-100);
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-md);
    padding: var(--space-md);
    max-width: 560px;
}
.price-figure {
    font-size: clamp(1.9rem, 4vw, 2.6rem);
    font-weight: 700;
    color: var(--neutral-900);
    line-height: 1.15;
}
.price-figure small { font-size: 1rem; font-weight: 500; color: var(--neutral-700); }
.price-badge {
    display: inline-block;
    font-size: .72rem;
    font-weight: 600;
    letter-spacing: .07em;
    text-transform: uppercase;
    color: #fff;
    background: var(--primary-text);
    border-radius: 999px;
    padding: .22rem .7rem;
    margin-bottom: .6rem;
}
.price-sub s { color: var(--neutral-700); opacity: .75; margin-right: .15rem; }
.price-sub { color: var(--neutral-700); margin: .4rem 0 var(--space-sm); }
.price-list { list-style: none; padding: 0; margin: 0 0 var(--space-sm); }
.price-list li { padding-left: 1.6rem; position: relative; margin-bottom: .5rem; color: var(--neutral-700); }
.price-list li::before { content: "✓"; position: absolute; left: 0; color: var(--primary-color); font-weight: 700; }

.tier-grid { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: var(--space-sm); align-items: start; }
.tier {
    background: var(--neutral-100);
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-md);
    padding: var(--space-sm) var(--space-sm) var(--space-md);
    display: flex; flex-direction: column; gap: .5rem;
}
.tier--featured { border-color: var(--primary-color); box-shadow: 0 0 0 3px var(--primary-light); }
.tier h3 { font-size: 1.15rem; color: var(--neutral-900); margin: 0; }
.tier .tier-price { font-size: 1.9rem; font-weight: 700; color: var(--neutral-900); }
.tier .tier-price small { font-size: .9rem; font-weight: 500; color: var(--neutral-700); }
.tier .tier-tagline { color: var(--neutral-700); font-size: .92rem; margin: 0; }
.tier .price-list { margin-bottom: 0; flex: 1; }
.tier .btn { width: 100%; margin-top: .5rem; }

.price-pending {
    display: inline-block;
    font-size: .82rem;
    color: var(--neutral-700);
    background: var(--neutral-200);
    border: 1px dashed var(--neutral-300);
    border-radius: var(--radius-sm);
    padding: .2rem .55rem;
}

/* --- guide / article --- */
.guide-head {
    padding: var(--space-xl) 0 var(--space-md);
    border-bottom: 1px solid var(--neutral-300);
    background: var(--neutral-200);
}
.guide-head h1 {
    font-size: clamp(1.9rem, 4.2vw, 2.8rem);
    line-height: 1.13;
    color: var(--neutral-900);
    margin-bottom: var(--space-xs);
    max-width: 22ch;
    text-wrap: balance;
}
.guide-meta {
    font-size: .85rem;
    color: var(--neutral-700);
    margin-top: var(--space-sm);
}
.guide-body { padding: var(--space-lg) 0 var(--space-xl); }
.guide-body h2 {
    font-size: clamp(1.3rem, 2.6vw, 1.6rem);
    color: var(--neutral-900);
    margin: var(--space-lg) 0 var(--space-xs);
    max-width: 30ch;
    text-wrap: balance;
}
.guide-body h2:first-child { margin-top: 0; }
.guide-body p {
    max-width: 68ch;
    margin-bottom: var(--space-sm);
    color: var(--neutral-700);
    font-size: 1.03rem;
    line-height: 1.72;
}
.guide-body a { color: var(--primary-text); text-underline-offset: 2px; }
.guide-body .faq { margin-top: var(--space-sm); }

/* --- calculator --- */
.calc { display: grid; grid-template-columns: 1.15fr .85fr; gap: var(--space-md); align-items: start; }
.calc-inputs h2 { font-size: 1.3rem; color: var(--neutral-900); margin-bottom: var(--space-sm); }
.calc-opts { display: flex; gap: var(--space-sm); margin-bottom: var(--space-sm); flex-wrap: wrap; }
.calc-opts label { display: flex; flex-direction: column; gap: .3rem; font-size: .82rem; color: var(--neutral-700); }
.calc-opts select {
    font: inherit; font-size: .95rem; padding: .45rem .6rem;
    border: 1px solid var(--neutral-300); border-radius: var(--radius-sm);
    background: var(--neutral-100); color: var(--neutral-900);
}
.calc-row {
    display: flex; align-items: center; justify-content: space-between; gap: var(--space-sm);
    padding: .55rem 0; border-bottom: 1px solid var(--neutral-300);
}
.calc-row span { font-size: .95rem; color: var(--neutral-700); }
.calc-row input {
    font: inherit; font-size: 1rem; width: 8.5rem; text-align: right;
    padding: .4rem .55rem; border: 1px solid var(--neutral-300);
    border-radius: var(--radius-sm); background: var(--neutral-100); color: var(--neutral-900);
    font-variant-numeric: tabular-nums;
}
.calc-row input:focus-visible, .calc-opts select:focus-visible {
    outline: 2px solid var(--primary-color); outline-offset: 1px; border-color: var(--primary-color);
}
.calc-row--dist { border-bottom: 2px solid var(--neutral-900); padding-bottom: .7rem; margin-bottom: .3rem; }
.calc-row--dist span { font-weight: 600; color: var(--neutral-900); }
.calc-hint { font-size: .88rem; color: var(--neutral-700); margin-top: var(--space-sm); }

.calc-output { position: sticky; top: var(--space-sm); display: grid; gap: var(--space-sm); }
.calc-result {
    background: var(--neutral-900); color: #fff;
    border-radius: var(--radius-md); padding: var(--space-md) var(--space-sm);
    text-align: center; display: grid; gap: .4rem;
}
.calc-label { font-size: .82rem; text-transform: uppercase; letter-spacing: .07em; color: rgba(255,255,255,.7); }
.calc-rate { font-size: clamp(2.2rem, 5vw, 3rem); font-weight: 700; font-variant-numeric: tabular-nums; line-height: 1.1; }
.calc-empty { font-size: .9rem; color: rgba(255,255,255,.6); }
.calc-total {
    display: flex; justify-content: space-between; gap: var(--space-xs);
    background: var(--neutral-100); border: 1px solid var(--neutral-300);
    border-radius: var(--radius-sm); padding: .7rem .9rem; font-size: .95rem; color: var(--neutral-700);
}
.calc-total b { color: var(--neutral-900); font-variant-numeric: tabular-nums; }

@media (max-width: 780px) {
    .calc { grid-template-columns: 1fr; }
    .calc-output { position: static; }
}

/* --- FAQ --- */
.faq { max-width: 68ch; }
.faq details {
    border-bottom: 1px solid var(--neutral-300);
    padding: var(--space-xs) 0;
}
.faq summary {
    cursor: pointer;
    font-weight: 600;
    color: var(--neutral-900);
    list-style: none;
    display: flex; justify-content: space-between; gap: var(--space-xs);
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after { content: "+"; color: var(--primary-color); font-weight: 700; flex: none; }
.faq details[open] summary::after { content: "–"; }
.faq details p { color: var(--neutral-700); margin: .6rem 0 0; }
.faq summary:focus-visible { outline: 2px solid var(--primary-color); outline-offset: 3px; }

/* --- language switcher ---
   Segmented control of real links, not a <select>. A crawler can follow these;
   it could not follow the session-based dropdown on the homepage. */
/* --- language switcher ---
   Lives in style.css: the homepage uses the same control, and two
   definitions of one component drift apart. --- */

/* --- breadcrumbs --- */
.crumbs { padding: var(--space-xs) 0; font-size: .88rem; color: var(--neutral-700); }
.crumbs a { color: var(--neutral-700); text-decoration: none; }
.crumbs a:hover { color: var(--primary-text); text-decoration: underline; }
.crumbs span[aria-current] { color: var(--neutral-900); font-weight: 500; }

/* --- product index cards --- */
.product-cards { display: grid; grid-template-columns: repeat(auto-fit, minmax(290px, 1fr)); gap: var(--space-sm); }
.product-card {
    background: var(--neutral-100);
    border: 1px solid var(--neutral-300);
    border-radius: var(--radius-md);
    padding: var(--space-sm);
    display: flex; flex-direction: column; gap: .5rem;
}
.product-card h3 { font-size: 1.2rem; color: var(--neutral-900); margin: 0; }
.product-card p { color: var(--neutral-700); font-size: .95rem; margin: 0; flex: 1; }
.product-card .tag-row { display: flex; flex-wrap: wrap; gap: .35rem; }
.product-card .tag {
    font-size: .74rem; padding: .18rem .5rem; border-radius: 999px;
    background: var(--neutral-200); color: var(--neutral-700); border: 1px solid var(--neutral-300);
}

/* --- closing CTA --- */
.product-close { padding: var(--space-xl) 0; background: var(--neutral-900); color: #fff; text-align: center; }
.product-close h2 { color: #fff; font-size: clamp(1.5rem, 3vw, 2rem); margin-bottom: var(--space-xs); }
.product-close p { color: rgba(255,255,255,.78); max-width: 52ch; margin: 0 auto var(--space-sm); }

@media (max-width: 820px) {
    .product-hero .container { grid-template-columns: 1fr; }
    .product-lead { max-width: none; }
}

@media (prefers-reduced-motion: reduce) {
    * { animation-duration: .01ms !important; transition-duration: .01ms !important; }
}