/* ==========================================================================
   Croplod — Corporate Design System
   Dark futuristic premium. Liquid glass, very restrained.
   RTL/LTR با CSS Logical Properties — هیچ‌چیز hard-code نیست.
   همهٔ مقادیر از Design Tokens موجود (variables.css) می‌آیند.
   ========================================================================== */

:root {
    --cr-container: 1140px;
    --cr-radius: 12px;
    --cr-radius-sm: 8px;
    --cr-glass-bg: color-mix(in srgb, var(--bg-card) 62%, transparent);
    --cr-glass-border: color-mix(in srgb, var(--border-primary) 70%, transparent);
    --cr-accent: var(--color-primary-500);
    --cr-accent-2: #a855f7;
    --cr-accent-3: #ec4899;
    --cr-ease: cubic-bezier(.22, .61, .36, 1);
    --cr-dur: .5s;
    --cr-glow: 0 0 0 1px color-mix(in srgb, var(--cr-accent) 22%, transparent),
               0 14px 44px -24px color-mix(in srgb, var(--cr-accent) 55%, transparent);
}

/* ---------- shell ---------- */
.cr-skip {
    position: absolute;
    inset-inline-start: -9999px;
    inset-block-start: 0;
    z-index: 200;
    background: var(--cr-accent);
    color: #fff;
    padding: 7px 14px;
    border-radius: 0 0 var(--cr-radius-sm) var(--cr-radius-sm);
    font-size: 11.5px;
    font-weight: 700;
}
.cr-skip:focus { inset-inline-start: 12px; }

.cr-container { width: 100%; max-width: var(--cr-container); margin-inline: auto; padding-inline: 18px; }

/* ---------- liquid glass navbar ---------- */
.cr-nav {
    position: sticky;
    inset-block-start: 0;
    z-index: 90;
    background: color-mix(in srgb, var(--bg-app) 76%, transparent);
    backdrop-filter: blur(16px) saturate(150%);
    -webkit-backdrop-filter: blur(16px) saturate(150%);
    border-block-end: 1px solid color-mix(in srgb, var(--border-subtle) 80%, transparent);
}
.cr-nav-inner { display: flex; align-items: center; gap: 10px; min-height: 48px; }
.cr-brand { display: inline-flex; align-items: center; gap: 7px; text-decoration: none; color: var(--text-primary); font-weight: 800; letter-spacing: .06em; font-size: 13.5px; }
.cr-brand img { width: 22px; height: 22px; border-radius: 6px; }
.cr-brand span { font-family: var(--font-en); }
.cr-nav-links { display: flex; align-items: center; gap: 2px; margin-inline-start: 10px; }
.cr-nav-links a {
    padding: 4px 10px; border-radius: 6px; font-size: 11.5px; font-weight: 600;
    color: var(--text-secondary); text-decoration: none; transition: color .18s var(--cr-ease), background .18s var(--cr-ease);
}
.cr-nav-links a:hover { color: var(--text-primary); background: var(--bg-hover); }
.cr-nav-links a[aria-current="page"] { color: var(--text-primary); background: var(--icon-bg-primary); }
.cr-nav-actions { display: flex; align-items: center; gap: 6px; margin-inline-start: auto; }
.cr-icon-btn {
    display: inline-flex; align-items: center; justify-content: center;
    inline-size: 30px; block-size: 30px; border-radius: 7px;
    border: 1px solid var(--cr-glass-border); background: var(--cr-glass-bg);
    color: var(--text-primary); cursor: pointer; transition: background .18s var(--cr-ease), border-color .18s var(--cr-ease);
}
.cr-icon-btn svg { width: 14px; height: 14px; }
.cr-icon-btn:hover { background: var(--bg-hover); border-color: var(--border-primary); }
.cr-btn {
    display: inline-flex; align-items: center; gap: 5px; justify-content: center;
    padding: 5px 12px; border-radius: 7px; font-size: 11.5px; font-weight: 700;
    text-decoration: none; border: 1px solid transparent; cursor: pointer; min-height: 28px;
    transition: transform .2s var(--cr-ease), box-shadow .2s var(--cr-ease), background .2s var(--cr-ease);
}
.cr-btn--primary { background: linear-gradient(135deg, var(--cr-accent), var(--cr-accent-2)); color: #fff; box-shadow: var(--btn-primary-shadow); }
.cr-btn--primary:hover { transform: translateY(-1.5px); box-shadow: 0 10px 24px -8px color-mix(in srgb, var(--cr-accent) 70%, transparent); }
.cr-btn--ghost { background: var(--cr-glass-bg); color: var(--text-primary); border-color: var(--cr-glass-border); backdrop-filter: blur(8px); }
.cr-btn--ghost:hover { background: var(--bg-hover); border-color: var(--border-primary); }
.cr-btn--text { background: transparent; color: var(--text-secondary); }
.cr-btn--text:hover { color: var(--text-primary); }
.cr-btn[disabled] { opacity: .55; cursor: not-allowed; }

/* mobile menu */
.cr-burger { display: none; }
.cr-burger-cb { position: absolute; opacity: 0; pointer-events: none; }
.cr-mobile { display: none; }

/* ---------- hero ---------- */
.cr-hero { position: relative; overflow: hidden; padding-block: 42px 30px; }
.cr-hero::before {
    content: ""; position: absolute; inset: 0; pointer-events: none;
    background:
        radial-gradient(500px 240px at 50% -10%, color-mix(in srgb, var(--cr-accent) 16%, transparent), transparent 68%),
        radial-gradient(360px 200px at 88% 8%, color-mix(in srgb, var(--cr-accent-2) 10%, transparent), transparent 70%);
}
.cr-hero-inner { position: relative; z-index: 1; max-width: 720px; margin-inline: auto; text-align: center; }
.cr-eyebrow {
    display: inline-flex; align-items: center; gap: 5px;
    padding: 3px 10px; border-radius: 999px; font-size: 10.5px; font-weight: 700;
    color: var(--cr-accent); background: var(--icon-bg-primary);
    border: 1px solid color-mix(in srgb, var(--cr-accent) 24%, transparent);
    margin-block-end: 12px;
}
.cr-eyebrow svg { width: 12px; height: 12px; }
.cr-h1 { font-size: clamp(20px, 3.2vw, 32px); line-height: 1.3; font-weight: 800; color: var(--text-primary); margin: 0 0 10px; letter-spacing: -.02em; }
.cr-h1 em {
    font-style: normal;
    background: linear-gradient(120deg, var(--cr-accent), var(--cr-accent-2) 60%, var(--cr-accent-3));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}
.cr-lead { font-size: 12.5px; line-height: 1.75; color: var(--text-secondary); max-width: 520px; margin-inline: auto; }
.cr-hero-actions { display: flex; gap: 8px; justify-content: center; flex-wrap: wrap; margin-block-start: 16px; }

/* ---------- hero visual (abstract ecosystem) ---------- */
.cr-visual { position: relative; block-size: 210px; margin-block-start: 28px; }
.cr-orbit { position: absolute; inset: 0; margin: auto; inline-size: 190px; block-size: 190px; border-radius: 50%; border: 1px solid color-mix(in srgb, var(--border-primary) 50%, transparent); }
.cr-orbit:nth-child(2) { inline-size: 130px; block-size: 130px; }
.cr-orbit:nth-child(3) { inline-size: 78px; block-size: 78px; }
.cr-core {
    position: absolute; inset: 0; margin: auto; inline-size: 42px; block-size: 42px; border-radius: 12px;
    display: grid; place-items: center; font-weight: 800; font-size: 9.5px; letter-spacing: .06em;
    color: #fff; background: linear-gradient(135deg, var(--cr-accent), var(--cr-accent-2));
    box-shadow: var(--cr-glow);
}
.cr-node {
    position: absolute; display: grid; place-items: center; gap: 3px;
    inline-size: 52px; block-size: 52px; border-radius: 12px; font-size: 9px; font-weight: 700; text-align: center;
    color: var(--text-primary); background: var(--cr-glass-bg); border: 1px solid var(--cr-glass-border);
    backdrop-filter: blur(10px); padding: 4px;
}
.cr-node svg { width: 14px; height: 14px; }
.cr-node--a { inset-block-start: 4%; inset-inline-start: 12%; }
.cr-node--b { inset-block-end: 6%; inset-inline-end: 10%; }
.cr-node--c { inset-block-start: 18%; inset-inline-end: 6%; opacity: .75; }

/* ---------- sections ---------- */
.cr-section { padding-block: 38px; }
.cr-section--tight { padding-block: 26px; }
.cr-section--band {
    background: color-mix(in srgb, var(--bg-secondary) 70%, transparent);
    border-block: 1px solid var(--border-subtle);
}
.cr-head { max-width: 580px; margin-block-end: 20px; }
.cr-head--center { margin-inline: auto; text-align: center; }
.cr-h2 { font-size: clamp(17px, 2.2vw, 23px); font-weight: 800; color: var(--text-primary); margin: 0 0 8px; letter-spacing: -.01em; line-height: 1.35; }
.cr-h2 em {
    font-style: normal;
    background: linear-gradient(120deg, var(--cr-accent), var(--cr-accent-2));
    -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent;
}
.cr-h3 { font-size: 13.5px; font-weight: 700; color: var(--text-primary); margin: 0 0 5px; }
.cr-sub { font-size: 12.5px; line-height: 1.7; color: var(--text-secondary); margin: 0; }
.cr-p { font-size: 12.5px; line-height: 1.7; color: var(--text-secondary); margin: 0; }

/* ---------- generic card ---------- */
.cr-grid { display: grid; gap: 12px; }
.cr-grid--2 { grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); }
.cr-grid--3 { grid-template-columns: repeat(auto-fit, minmax(220px, 1fr)); }
.cr-grid--4 { grid-template-columns: repeat(auto-fit, minmax(180px, 1fr)); }
.cr-card {
    position: relative; background: var(--bg-card); border: 1px solid var(--border-subtle);
    border-radius: 10px; padding: 13px 15px; box-shadow: var(--card-shadow);
    transition: transform .25s var(--cr-ease), border-color .25s var(--cr-ease), box-shadow .25s var(--cr-ease);
}
.cr-card:hover { transform: translateY(-2px); border-color: var(--border-primary); box-shadow: var(--cr-glow); }
.cr-card__ico {
    display: inline-flex; align-items: center; justify-content: center;
    inline-size: 30px; block-size: 30px; border-radius: 8px; margin-block-end: 8px;
    color: var(--cr-accent); background: var(--icon-bg-primary);
}
.cr-card__ico svg { width: 15px; height: 15px; }
.cr-num { font-family: var(--font-en); font-size: 10px; font-weight: 800; letter-spacing: .1em; color: var(--cr-accent); }

/* ---------- product card ---------- */
.cr-product { display: flex; flex-direction: column; gap: 10px; min-height: 100%; }
.cr-product__top { display: flex; align-items: center; gap: 9px; }
.cr-product__badge { font-size: 10.5px; font-weight: 700; padding: 3px 8px; border-radius: 999px; background: var(--icon-bg-primary); color: var(--cr-accent); }
.cr-product__name { font-size: 15.5px; font-weight: 800; color: var(--text-primary); margin: 0; letter-spacing: -.01em; }
.cr-product__p { font-size: 12.5px; line-height: 1.75; color: var(--text-secondary); margin: 0; flex: 1; }
.cr-product__actions { display: flex; align-items: center; gap: 8px; flex-wrap: wrap; margin-block-start: 4px; }
.cr-product--violet .cr-product__badge { color: var(--cr-accent-2); }
.cr-product--violet .cr-card__ico { color: var(--cr-accent-2); }
.cr-tag-ext { font-size: 10.5px; font-weight: 700; color: var(--text-tertiary); display: inline-flex; align-items: center; gap: 3px; }
.cr-coming {
    border: 1px dashed var(--border-primary); border-radius: var(--cr-radius); padding: 16px;
    background: color-mix(in srgb, var(--bg-secondary) 50%, transparent);
}
.cr-coming .cr-dots { display: flex; gap: 5px; margin-block-end: 10px; }
.cr-coming .cr-dots i { inline-size: 6px; block-size: 6px; border-radius: 50%; background: var(--border-primary); }
.cr-coming .cr-dots i:first-child { background: var(--cr-accent); }

/* ---------- ecosystem map ---------- */
.cr-eco { position: relative; display: grid; place-items: center; gap: 18px; padding-block: 16px; }
.cr-eco__core {
    inline-size: 88px; block-size: 88px; border-radius: 22px; display: grid; place-items: center;
    font-weight: 800; font-size: 11.5px; letter-spacing: .05em; color: #fff;
    background: linear-gradient(135deg, var(--cr-accent), var(--cr-accent-2)); box-shadow: var(--cr-glow);
}
.cr-eco__items { display: grid; grid-template-columns: repeat(auto-fit, minmax(150px, 1fr)); gap: 10px; inline-size: 100%; }
.cr-eco__item {
    background: var(--cr-glass-bg); border: 1px solid var(--cr-glass-border); backdrop-filter: blur(8px);
    border-radius: var(--cr-radius-sm); padding: 12px 14px; text-decoration: none; color: var(--text-primary);
    transition: border-color .3s var(--cr-ease), transform .3s var(--cr-ease);
}
.cr-eco__item:hover, .cr-eco__item:focus-visible { border-color: var(--cr-accent); transform: translateY(-2px); }
.cr-eco__item b { display: block; font-size: 13px; margin-block-end: 3px; }
.cr-eco__item span { font-size: 11px; color: var(--text-tertiary); }
.cr-eco__line { position: absolute; inset-inline: 0; block-size: 1px; background: linear-gradient(90deg, transparent, var(--border-primary), transparent); }

/* ---------- news cards ---------- */
.cr-news { display: grid; grid-template-columns: repeat(auto-fit, minmax(260px, 1fr)); gap: 14px; }
.cr-news__card { display: flex; flex-direction: column; gap: 8px; text-decoration: none; color: inherit; overflow: hidden; padding: 0; }
.cr-news__cover { aspect-ratio: 16 / 9; background: linear-gradient(135deg, color-mix(in srgb, var(--cr-accent) 22%, transparent), color-mix(in srgb, var(--cr-accent-2) 20%, transparent)); }
.cr-news__cover img { inline-size: 100%; block-size: 100%; object-fit: cover; display: block; }
.cr-news__body { padding: 12px 14px 16px; display: flex; flex-direction: column; gap: 6px; flex: 1; }
.cr-news__meta { display: flex; align-items: center; gap: 8px; font-size: 11px; color: var(--text-tertiary); }
.cr-news__cat { font-size: 10.5px; font-weight: 700; padding: 2px 7px; border-radius: 999px; background: var(--icon-bg-primary); color: var(--cr-accent); }
.cr-news__title { font-size: 13.5px; font-weight: 700; color: var(--text-primary); line-height: 1.55; margin: 0; }
.cr-news__excerpt { font-size: 12px; line-height: 1.7; color: var(--text-secondary); margin: 0; flex: 1; }
.cr-news__more { font-size: 11.5px; font-weight: 700; color: var(--cr-accent); }

/* ---------- contact / forms ---------- */
.cr-form { display: grid; gap: 12px; }
.cr-form__row { display: grid; grid-template-columns: repeat(auto-fit, minmax(190px, 1fr)); gap: 12px; }
.cr-field { display: grid; gap: 5px; }
.cr-field label { font-size: 11.5px; font-weight: 600; color: var(--text-primary); }
.cr-field input, .cr-field textarea, .cr-field select {
    inline-size: 100%; padding: 7px 11px; border-radius: var(--cr-radius-sm);
    background: var(--bg-secondary); border: 1px solid var(--border-subtle);
    color: var(--text-primary); font-size: 12.5px; font-family: inherit; min-height: 32px;
    transition: border-color .2s var(--cr-ease), box-shadow .2s var(--cr-ease);
}
.cr-field textarea { min-block-size: 100px; resize: vertical; line-height: 1.75; }
.cr-field input:focus-visible, .cr-field textarea:focus-visible, .cr-field select:focus-visible {
    outline: none; border-color: var(--cr-accent);
    box-shadow: 0 0 0 2px color-mix(in srgb, var(--cr-accent) 22%, transparent);
}
.cr-field[data-invalid="true"] input, .cr-field[data-invalid="true"] textarea { border-color: var(--color-danger, #ef4444); }
.cr-field__err { font-size: 11px; color: var(--color-danger, #ef4444); min-block-size: 14px; }
.cr-alert { border-radius: var(--cr-radius-sm); padding: 10px 13px; font-size: 12px; line-height: 1.75; }
.cr-alert--ok { background: rgba(16,185,129,.10); border: 1px solid rgba(16,185,129,.32); color: var(--text-primary); }
.cr-alert--err { background: rgba(239,68,68,.10); border: 1px solid rgba(239,68,68,.32); color: var(--text-primary); }
.cr-info-list { display: grid; gap: 8px; margin: 0; padding: 0; list-style: none; }
.cr-info-list li { display: flex; gap: 8px; align-items: flex-start; font-size: 12px; line-height: 1.75; color: var(--text-secondary); }
.cr-info-list li b { color: var(--text-primary); font-weight: 600; }

/* ---------- footer ---------- */
.cr-foot {
    border-block-start: 1px solid var(--border-subtle);
    background: color-mix(in srgb, var(--bg-secondary) 55%, transparent);
    padding-block: 36px 20px;
    margin-block-start: 32px;
    direction: rtl;
    text-align: right;
}
.cr-foot__grid {
    display: grid;
    grid-template-columns: 1.4fr repeat(3, 1fr);
    gap: 22px;
    text-align: right;
}
.cr-foot__brand p { font-size: 12px; line-height: 1.75; color: var(--text-tertiary); margin: 8px 0 0; text-align: right; }
.cr-foot h4 { font-size: 11.5px; font-weight: 700; letter-spacing: .05em; text-transform: uppercase; color: var(--text-tertiary); margin: 0 0 10px; text-align: right; }
.cr-foot ul { list-style: none; margin: 0; padding: 0; display: grid; gap: 7px; text-align: right; }
.cr-foot a { font-size: 12px; color: var(--text-secondary); text-decoration: none; transition: color .18s var(--cr-ease); }
.cr-foot a:hover { color: var(--cr-accent); }
.cr-foot__bar {
    margin-block-start: 24px; padding-block-start: 14px; border-block-start: 1px solid var(--border-subtle);
    display: flex; align-items: center; justify-content: space-between; gap: 12px; flex-wrap: wrap;
    font-size: 11.5px; color: var(--text-tertiary);
    direction: rtl;
}

/* ---------- 404 / empty ---------- */
.cr-empty { text-align: center; padding-block: 64px; }
.cr-empty__code { font-family: var(--font-en); font-size: clamp(52px, 10vw, 96px); font-weight: 800; line-height: 1; letter-spacing: -.03em;
    background: linear-gradient(120deg, var(--cr-accent), var(--cr-accent-2)); -webkit-background-clip: text; background-clip: text; -webkit-text-fill-color: transparent; color: transparent; }

/* ---------- breadcrumb ---------- */
.cr-crumbs { display: flex; align-items: center; gap: 6px; flex-wrap: wrap; font-size: 11.5px; color: var(--text-tertiary); margin-block: 18px 0; direction: rtl; text-align: right; }
.cr-crumbs a { color: var(--text-secondary); text-decoration: none; }
.cr-crumbs a:hover { color: var(--cr-accent); }
.cr-crumbs span[aria-hidden] { opacity: .5; }

/* ---------- motion system (fade / slide / scale only) ---------- */
.cr-reveal { opacity: 0; transform: translateY(10px); transition: opacity var(--cr-dur) var(--cr-ease), transform var(--cr-dur) var(--cr-ease); }
.cr-reveal.is-in { opacity: 1; transform: none; }
.cr-reveal--scale { transform: scale(.98); }
.cr-reveal--scale.is-in { transform: none; }
.cr-nojs .cr-reveal { opacity: 1; transform: none; }

@media (prefers-reduced-motion: reduce) {
    .cr-reveal { opacity: 1 !important; transform: none !important; transition: none !important; }
    .cr-card, .cr-btn, .cr-eco__item, .cr-node { transition: none !important; }
    .cr-card:hover, .cr-btn--primary:hover, .cr-eco__item:hover { transform: none !important; }
    .cr-spin { animation: none !important; }
}
.cr-spin { animation: cr-spin 1.1s linear infinite; }
@keyframes cr-spin { to { transform: rotate(360deg); } }

/* ---------- accessibility ---------- */
.cr-visually-hidden {
    position: absolute; inline-size: 1px; block-size: 1px; padding: 0; margin: -1px;
    overflow: hidden; clip: rect(0 0 0 0); white-space: nowrap; border: 0;
}
:where(a, button, [tabindex]):focus-visible {
    outline: 2px solid var(--cr-accent); outline-offset: 2px; border-radius: 7px;
}

/* ---------- responsive (mobile-first refinements) ---------- */
@media (max-width: 980px) {
    .cr-foot__grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 860px) {
    .cr-nav-links { display: none; }
    .cr-burger {
        display: inline-flex; align-items: center; justify-content: center;
        inline-size: 32px; block-size: 32px; border-radius: 8px;
        border: 1px solid var(--cr-glass-border); background: var(--cr-glass-bg);
        color: var(--text-primary); cursor: pointer;
    }
    .cr-burger svg { width: 16px; height: 16px; }
    .cr-mobile {
        display: grid; gap: 3px; padding: 8px 12px 14px;
        border-block-start: 1px solid var(--border-subtle);
        background: color-mix(in srgb, var(--bg-elevated) 96%, transparent);
    }
    .cr-mobile[hidden] { display: none; }
    .cr-mobile a, .cr-mobile .cr-cta-row {
        padding: 9px 11px; border-radius: var(--cr-radius-sm); font-size: 12.5px; font-weight: 600;
        color: var(--text-primary); text-decoration: none;
    }
    .cr-mobile a:hover { background: var(--bg-hover); }
    .cr-hero { padding-block: 42px 32px; }
    .cr-section { padding-block: 36px; }
    .cr-visual { block-size: 190px; }
    .cr-orbit { inline-size: 170px; block-size: 170px; }
    .cr-orbit:nth-child(2) { inline-size: 120px; block-size: 120px; }
    .cr-orbit:nth-child(3) { inline-size: 72px; block-size: 72px; }
    .cr-foot__grid { grid-template-columns: 1fr; gap: 18px; }
    .cr-foot__bar { justify-content: center; text-align: center; }
    .cr-container { padding-inline: 14px; }
}
@media (max-width: 420px) {
    .cr-btn { padding: 5px 11px; min-height: 28px; }
    .cr-card { padding: 12px 14px; }
    .cr-eco__core { inline-size: 72px; block-size: 72px; }
}

/* ---------- dark default ---------- */
[data-theme="dark"] .cr-nav { background: color-mix(in srgb, #0a0a12 76%, transparent); }
[data-theme="dark"] .cr-card { background: color-mix(in srgb, var(--bg-card) 92%, transparent); }

/* ---------- utilities ---------- */
.cr-hide-sm { display: inline-flex; }
.cr-mt-lg { margin-block-start: 24px; }
.cr-center { text-align: center; }
@media (max-width: 860px) {
    .cr-hide-sm { display: none !important; }
    .cr-lang-btn { min-inline-size: 34px; min-block-size: 30px; font-size: .75rem; }
}