/* =========================================================================
   NOVA AI — Design System (shared: marketing + dashboard)
   B2B SaaS · RTL-first · Light & Dark themes · Vanilla CSS
   -------------------------------------------------------------------------
   00 Fonts        05 Forms            10 Pricing
   01 Tokens       06 Cards & status   11 Integrations
   02 Reset        07 Header & nav     12 FAQ & auth
   03 Typography   08 Footer           13 Overlays & toasts
   04 Buttons      09 Marketing        14 Motion · Responsive · A11y
   ========================================================================= */

/* ============================== 00 FONTS ================================ */
/* Vazirmatn — variable (100–900), self-hosted.
   © 2015 The Vazirmatn Project Authors · SIL Open Font License 1.1
   License: assets/fonts/OFL.txt */
@font-face{
  font-family:"Vazirmatn";
  src:url("../assets/fonts/vazirmatn-arabic.woff2") format("woff2");
  font-weight:100 900;font-style:normal;font-display:swap;
  unicode-range:U+0600-06FF,U+0750-077F,U+0870-088E,U+0890-0891,U+0897-08E1,
                U+08E3-08FF,U+200C-200E,U+2010-2011,U+204F,U+2E41,
                U+FB50-FDFF,U+FE70-FE74,U+FE76-FEFC;
}
@font-face{
  font-family:"Vazirmatn";
  src:url("../assets/fonts/vazirmatn-latin.woff2") format("woff2");
  font-weight:100 900;font-style:normal;font-display:swap;
  unicode-range:U+0000-00FF,U+0131,U+0152-0153,U+02BB-02BC,U+02C6,U+02DA,
                U+02DC,U+0304,U+0308,U+0329,U+2000-206F,U+20AC,U+2122,
                U+2191,U+2193,U+2212,U+2215,U+FEFF,U+FFFD;
}

/* ============================== 01 TOKENS =============================== */
:root{
  color-scheme:light;

  --bg:#FFFFFF;
  --bg-2:#F6F8FB;
  --bg-3:#EDF1F7;
  --surface:#FFFFFF;
  --surface-2:#F9FAFC;
  --fg:#0D1220;
  --fg-2:#4B5565;
  --fg-3:#6B7688;
  --line:rgba(13,18,32,.10);
  --line-2:rgba(13,18,32,.06);
  --line-strong:rgba(13,18,32,.22);

  --accent:#3A56D4;
  --accent-ink:#2A41B0;
  --accent-soft:#EEF1FE;
  --accent-fg:#FFFFFF;

  --success:#1F8A5B; --success-soft:#E7F5EE;
  --warn:#B5730B;    --warn-soft:#FBF2E0;
  --danger:#C4392C;  --danger-soft:#FBEDEB;
  --info:#1B6FA8;    --info-soft:#E7F2F9;

  --ink-950:#080B12;
  --ink-900:#0D1220;
  --ink-800:#151B28;

  /* charts — colour-blind-safe, ordered by salience */
  --c1:#3A56D4; --c2:#1F8A5B; --c3:#B5730B; --c4:#9B4DCA; --c5:#1B8FA8; --c6:#C4392C;

  /* typography */
  --font:"Vazirmatn","Vazir","IRANSansX","IRANSans","Sahel","Segoe UI",Tahoma,sans-serif;
  --font-lat:"Inter","Plus Jakarta Sans","Vazirmatn","Segoe UI",Arial,sans-serif;
  --font-mono:"JetBrains Mono","Cascadia Mono","Consolas","Courier New",monospace;

  --fs-display:clamp(1.9rem,3.6vw,3rem);
  --fs-h1:clamp(1.6rem,2.8vw,2.35rem);
  --fs-h2:clamp(1.3rem,2vw,1.75rem);
  --fs-h3:clamp(1.05rem,1.3vw,1.2rem);
  --fs-h4:1rem;
  --fs-lead:clamp(.98rem,1.1vw,1.1rem);
  --fs-body:1rem;
  --fs-sm:.9125rem;
  --fs-xs:.8125rem;
  --fs-2xs:.72rem;
  --lh-head:1.6;
  --lh-tight:1.42;
  --lh-body:1.9;

  /* space & shape */
  --gutter:clamp(1rem,3vw,2.5rem);
  --container:1240px;
  --container-wide:1480px;
  --container-narrow:760px;
  --section-y:clamp(3.5rem,6.5vw,6.5rem);

  --r-xs:4px; --r-sm:6px; --r:10px; --r-lg:14px; --r-xl:20px; --r-pill:999px;
  --control-h:46px;

  --sh-1:0 1px 2px rgba(13,18,32,.06),0 1px 1px rgba(13,18,32,.04);
  --sh-2:0 4px 14px -4px rgba(13,18,32,.12),0 2px 4px rgba(13,18,32,.04);
  --sh-3:0 20px 48px -20px rgba(13,18,32,.24),0 4px 12px rgba(13,18,32,.06);
  --sh-4:0 32px 80px -32px rgba(13,18,32,.35);

  --ease:cubic-bezier(.22,1,.36,1);
  --ease-out:cubic-bezier(.16,.84,.44,1);
  --d1:140ms; --d2:240ms; --d3:400ms;

  --z-header:60; --z-overlay:80; --z-drawer:90; --z-modal:100; --z-toast:110;
  --header-h:64px;
}
@media (min-width:1024px){ :root{--header-h:72px} }

[data-theme="dark"]{
  color-scheme:dark;
  --bg:#0A0D14;
  --bg-2:#0F131B;
  --bg-3:#161B25;
  --surface:#12171F;
  --surface-2:#161C26;
  --fg:#E9ECF2;
  --fg-2:#A6B0C0;
  --fg-3:#7C8798;
  --line:rgba(233,236,242,.12);
  --line-2:rgba(233,236,242,.07);
  --line-strong:rgba(233,236,242,.26);

  --accent:#7C8FFF;
  --accent-ink:#98A7FF;
  --accent-soft:rgba(124,143,255,.14);
  --accent-fg:#0A0D14;

  --success:#4FC08A; --success-soft:rgba(79,192,138,.14);
  --warn:#E0A93F;    --warn-soft:rgba(224,169,63,.14);
  --danger:#EE7566;  --danger-soft:rgba(238,117,102,.14);
  --info:#5BB0DE;    --info-soft:rgba(91,176,222,.14);

  --c1:#7C8FFF; --c2:#4FC08A; --c3:#E0A93F; --c4:#C08AE8; --c5:#5BC5DE; --c6:#EE7566;

  --sh-1:0 1px 2px rgba(0,0,0,.4);
  --sh-2:0 4px 14px -4px rgba(0,0,0,.5);
  --sh-3:0 20px 48px -20px rgba(0,0,0,.65);
  --sh-4:0 32px 80px -32px rgba(0,0,0,.8);
}

/* ============================== 02 RESET ================================ */
*,*::before,*::after{box-sizing:border-box}
html{-webkit-text-size-adjust:100%;scroll-behavior:smooth}
body,h1,h2,h3,h4,h5,p,figure,dl,dd,ul,ol,fieldset{margin:0}
ul[class],ol[class]{list-style:none;padding:0}
fieldset{border:0;padding:0;min-inline-size:0}
img,svg,video,canvas{max-width:100%;display:block}
[hidden]{display:none !important}
button,input,select,textarea{font:inherit;color:inherit}
button{background:none;border:0;padding:0;cursor:pointer}
a{color:inherit;text-decoration:none}
table{border-collapse:collapse;inline-size:100%}
:where(a,button,input,select,textarea,summary,[tabindex]):focus-visible{
  outline:2px solid var(--accent);outline-offset:2px;border-radius:var(--r-xs);
}
body{
  margin:0;background:var(--bg);color:var(--fg);
  font-family:var(--font);font-size:var(--fs-body);line-height:var(--lh-body);
  overflow-x:hidden;-webkit-font-smoothing:antialiased;
  transition:background-color var(--d2) var(--ease),color var(--d2) var(--ease);
}
body.is-locked{overflow:hidden}
::selection{background:var(--accent);color:var(--accent-fg)}
[id]{scroll-margin-block-start:calc(var(--header-h) + 1.5rem)}
.sr-only{
  position:absolute;inline-size:1px;block-size:1px;padding:0;margin:-1px;
  overflow:hidden;clip:rect(0 0 0 0);clip-path:inset(50%);white-space:nowrap;border:0;
}
.skip-link{
  position:absolute;inset-block-start:-100px;inset-inline-start:1rem;z-index:var(--z-toast);
  background:var(--accent);color:var(--accent-fg);padding:.7rem 1.15rem;border-radius:var(--r-sm);
  transition:inset-block-start var(--d2) var(--ease);
}
.skip-link:focus{inset-block-start:1rem}

/* ============================ 03 TYPOGRAPHY ============================= */
h1,h2,h3,h4{line-height:var(--lh-head);font-weight:600;text-wrap:balance}
h1{font-size:var(--fs-h1)}
h2{font-size:var(--fs-h2)}
h3{font-size:var(--fs-h3)}
h4{font-size:var(--fs-h4)}
p{max-width:72ch}
.display{font-size:var(--fs-display);line-height:var(--lh-tight);font-weight:600;letter-spacing:-.01em}
.lead{font-size:var(--fs-lead);color:var(--fg-2);line-height:1.95;max-width:58ch}
.text-sm{font-size:var(--fs-sm)} .text-xs{font-size:var(--fs-xs)}
.muted{color:var(--fg-2)} .muted-2{color:var(--fg-3)}
.mono{font-family:var(--font-mono);font-variant-numeric:tabular-nums;letter-spacing:0}
.num{font-variant-numeric:tabular-nums}
.lat,:lang(en){font-family:var(--font-lat)}

.eyebrow{
  display:inline-flex;align-items:center;gap:.5rem;
  padding:.35rem .75rem;border-radius:var(--r-pill);
  background:var(--accent-soft);color:var(--accent);
  font-size:var(--fs-2xs);font-weight:600;
}
.eyebrow svg{inline-size:.9rem;block-size:.9rem}
.eyebrow--plain{background:none;padding:0;color:var(--fg-3);font-weight:500;letter-spacing:.12em;text-transform:uppercase;font-family:var(--font-lat)}

.brand{display:inline-flex;align-items:center;gap:.6rem;font-weight:600}
.brand__mark{
  inline-size:30px;block-size:30px;border-radius:9px;flex:none;
  display:grid;place-items:center;background:var(--ink-900);color:#fff;
}
[data-theme="dark"] .brand__mark{background:var(--accent);color:var(--accent-fg)}
.brand__mark svg{inline-size:17px;block-size:17px}
.brand__name{font-family:var(--font-lat);font-size:1.05rem;letter-spacing:.02em}
.brand__name b{font-weight:700}
.brand__name span{color:var(--fg-3);font-weight:500}

/* ============================== 04 BUTTONS ============================== */
.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:.5em;
  min-block-size:var(--control-h);padding-inline:1.15rem;padding-block:.5rem;
  font-size:var(--fs-sm);font-weight:600;
  border:1px solid transparent;border-radius:var(--r-sm);cursor:pointer;
  position:relative;white-space:nowrap;
  transition:background-color var(--d2) var(--ease),color var(--d2) var(--ease),
             border-color var(--d2) var(--ease),box-shadow var(--d2) var(--ease),
             opacity var(--d2) var(--ease);
}
.btn svg{inline-size:1.05em;block-size:1.05em;flex:none}
.btn--primary{background:var(--accent);color:var(--accent-fg);box-shadow:var(--sh-1)}
.btn--primary:hover{background:var(--accent-ink)}
.btn--primary:active{transform:translateY(1px)}
.btn--secondary{background:var(--ink-900);color:#fff}
[data-theme="dark"] .btn--secondary{background:var(--bg-3);color:var(--fg)}
.btn--secondary:hover{background:var(--ink-800)}
[data-theme="dark"] .btn--secondary:hover{background:var(--surface-2)}
.btn--ghost{border-color:var(--line-strong);color:var(--fg);background:var(--surface)}
.btn--ghost:hover{background:var(--bg-2);border-color:var(--fg-3)}
.btn--quiet{border:0;background:none;color:var(--accent);padding-inline:.35rem}
.btn--quiet:hover{color:var(--accent-ink);text-decoration:underline;text-underline-offset:4px}
.btn--danger{background:var(--danger);color:#fff}
.btn--danger:hover{filter:brightness(.92)}
.btn--sm{min-block-size:38px;padding-inline:.85rem;font-size:var(--fs-xs)}
.btn--lg{min-block-size:54px;padding-inline:1.6rem;font-size:var(--fs-body)}
.btn--block{inline-size:100%}
.btn[disabled],.btn[aria-disabled="true"]{opacity:.45;cursor:not-allowed}
.btn.is-loading{color:transparent !important;pointer-events:none}
.btn.is-loading::after{
  content:"";position:absolute;inset-block-start:50%;inset-inline-start:50%;
  inline-size:16px;block-size:16px;margin:-8px 0 0 -8px;
  border:2px solid currentColor;border-block-start-color:transparent;border-radius:50%;
  color:var(--accent-fg);animation:spin .7s linear infinite;
}
.btn--ghost.is-loading::after,.btn--quiet.is-loading::after{color:var(--fg)}
@keyframes spin{to{transform:rotate(360deg)}}

.icon-btn{
  inline-size:40px;block-size:40px;display:inline-grid;place-items:center;position:relative;
  border-radius:var(--r-sm);color:var(--fg-2);
  transition:background-color var(--d1) var(--ease),color var(--d1) var(--ease);
}
.icon-btn:hover{background:var(--bg-3);color:var(--fg)}
.icon-btn svg{inline-size:1.15rem;block-size:1.15rem}
.icon-btn__dot{
  position:absolute;inset-block-start:8px;inset-inline-end:8px;
  inline-size:7px;block-size:7px;border-radius:50%;background:var(--danger);
  border:2px solid var(--bg);
}

.link-arrow{display:inline-flex;align-items:center;gap:.4rem;color:var(--accent);font-size:var(--fs-sm);font-weight:600;min-block-size:40px}
.link-arrow svg{inline-size:1rem;block-size:1rem;transition:transform var(--d2) var(--ease)}
.link-arrow:hover svg{transform:translateX(-4px)}

/* =============================== 05 FORMS =============================== */
.field{display:grid;gap:.4rem}
.field-label{font-size:var(--fs-sm);font-weight:500;color:var(--fg)}
.field-label .req{color:var(--danger)}
.field-hint{font-size:var(--fs-xs);color:var(--fg-3)}
.input,.select,.textarea{
  inline-size:100%;min-block-size:var(--control-h);padding:.6rem .85rem;
  background:var(--surface);border:1px solid var(--line-strong);border-radius:var(--r-sm);
  color:var(--fg);font-size:var(--fs-sm);
  transition:border-color var(--d1) var(--ease),box-shadow var(--d1) var(--ease),background-color var(--d1) var(--ease);
}
.textarea{min-block-size:110px;resize:vertical;line-height:1.85;padding-block:.7rem}
.input::placeholder,.textarea::placeholder{color:var(--fg-3)}
.input:hover,.select:hover,.textarea:hover{border-color:var(--fg-3)}
.input:focus,.select:focus,.textarea:focus{
  outline:none;border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft);
}
.input:disabled,.select:disabled,.textarea:disabled{background:var(--bg-3);color:var(--fg-3);cursor:not-allowed}
.select{
  appearance:none;cursor:pointer;padding-inline-start:2.25rem;
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%236B7688' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
  background-repeat:no-repeat;background-position:left .8rem top 50%;background-size:15px 15px;
}
[data-theme="dark"] .select{
  background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' viewBox='0 0 24 24' fill='none' stroke='%237C8798' stroke-width='1.8' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
}
.input-group{position:relative;display:flex;align-items:center}
.input-group .input{padding-inline-start:2.5rem}
.input-group__icon{
  position:absolute;inset-inline-start:.8rem;color:var(--fg-3);
  inline-size:1.05rem;block-size:1.05rem;pointer-events:none;
}
.input-group__action{
  position:absolute;inset-inline-end:.4rem;
  inline-size:36px;block-size:36px;display:grid;place-items:center;
  border-radius:var(--r-xs);color:var(--fg-3);
}
.input-group__action:hover{color:var(--fg);background:var(--bg-3)}
.input-group__action svg{inline-size:1.05rem;block-size:1.05rem}
.input-group:has(.input-group__action) .input{padding-inline-end:2.75rem}

.field-error{display:none;font-size:var(--fs-xs);color:var(--danger);align-items:center;gap:.35rem}
.field-error svg{inline-size:.85rem;block-size:.85rem;flex:none}
.field.has-error .input,.field.has-error .select,.field.has-error .textarea{
  border-color:var(--danger);box-shadow:0 0 0 3px var(--danger-soft);
}
.field.has-error .field-error{display:flex}
.field.is-valid .input{border-color:var(--success)}
.field-success{display:none;font-size:var(--fs-xs);color:var(--success);align-items:center;gap:.35rem}
.field.is-valid .field-success{display:flex}
.field-success svg{inline-size:.85rem;block-size:.85rem}

.checkbox,.radio{display:flex;align-items:flex-start;gap:.6rem;cursor:pointer;font-size:var(--fs-sm);color:var(--fg-2)}
.checkbox input,.radio input{
  appearance:none;flex:none;inline-size:24px;block-size:24px;margin-block-start:.1rem;
  border:1px solid var(--line-strong);background:var(--surface);
  position:relative;cursor:pointer;
  transition:background-color var(--d1) var(--ease),border-color var(--d1) var(--ease);
}
.checkbox input{border-radius:var(--r-xs)}
.radio input{border-radius:50%}
.checkbox input:checked{background:var(--accent);border-color:var(--accent)}
.checkbox input:checked::after{
  content:"";position:absolute;inset-block-start:5px;inset-inline-start:9px;
  inline-size:5px;block-size:10px;border:solid var(--accent-fg);border-width:0 0 1.6px 1.6px;transform:rotate(-45deg);
}
.radio input:checked{border-color:var(--accent);border-width:7px}
.checkbox.has-error input,.radio.has-error input{border-color:var(--danger)}

.switch{display:inline-flex;align-items:center;gap:.65rem;cursor:pointer;font-size:var(--fs-sm)}
.switch input{position:absolute;opacity:0;pointer-events:none}
.switch__track{
  inline-size:42px;block-size:24px;border-radius:var(--r-pill);flex:none;
  background:var(--line-strong);position:relative;
  transition:background-color var(--d2) var(--ease);
}
.switch__track::after{
  content:"";position:absolute;inset-block-start:3px;inset-inline-start:3px;
  inline-size:18px;block-size:18px;border-radius:50%;background:#fff;
  box-shadow:var(--sh-1);transition:transform var(--d2) var(--ease);
}
.switch input:checked + .switch__track{background:var(--accent)}
.switch input:checked + .switch__track::after{transform:translateX(-18px)}
.switch input:focus-visible + .switch__track{outline:2px solid var(--accent);outline-offset:2px}

/* =========================== 06 CARDS & STATUS ========================== */
.card{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  padding:clamp(1.1rem,2vw,1.6rem);
  transition:border-color var(--d2) var(--ease),box-shadow var(--d2) var(--ease),transform var(--d2) var(--ease);
}
.card--flat{background:var(--bg-2);border-color:transparent}
.card--link:hover{border-color:var(--line-strong);box-shadow:var(--sh-2)}
.card--selected{border-color:var(--accent);box-shadow:0 0 0 3px var(--accent-soft)}
.card__icon{
  inline-size:42px;block-size:42px;border-radius:var(--r);flex:none;
  display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);
  margin-block-end:1rem;
}
.card__icon svg{inline-size:1.25rem;block-size:1.25rem}
.card h3{margin-block-end:.5rem}
.card p{font-size:var(--fs-sm);color:var(--fg-2)}

.badge{
  display:inline-flex;align-items:center;gap:.35rem;
  padding:.2rem .55rem;border-radius:var(--r-xs);
  font-size:var(--fs-2xs);font-weight:600;
  background:var(--bg-3);color:var(--fg-2);
}
.badge--accent{background:var(--accent-soft);color:var(--accent)}
.badge--success{background:var(--success-soft);color:var(--success)}
.badge--warn{background:var(--warn-soft);color:var(--warn)}
.badge--danger{background:var(--danger-soft);color:var(--danger)}
.status{display:inline-flex;align-items:center;gap:.4rem;font-size:var(--fs-xs);color:var(--fg-2)}
.status i{inline-size:7px;block-size:7px;border-radius:50%;background:currentColor;flex:none}
.status--active{color:var(--success)}
.status--pending{color:var(--warn)}
.status--draft{color:var(--fg-3)}
.status--done{color:var(--info)}
.status--error{color:var(--danger)}

.chip{
  display:inline-flex;align-items:center;gap:.4rem;min-block-size:36px;
  padding-inline:.8rem;border-radius:var(--r-pill);font-size:var(--fs-xs);
  border:1px solid var(--line);background:var(--surface);color:var(--fg-2);cursor:pointer;
  transition:border-color var(--d1) var(--ease),color var(--d1) var(--ease),background-color var(--d1) var(--ease);
}
.chip:hover{border-color:var(--fg-3);color:var(--fg)}
.chip[aria-pressed="true"],.chip.is-active{background:var(--accent);border-color:var(--accent);color:var(--accent-fg)}
.chip svg{inline-size:.8rem;block-size:.8rem}

.empty{
  display:grid;justify-items:center;text-align:center;gap:.75rem;
  padding:clamp(2rem,5vw,3.5rem) 1.25rem;
  border:1px dashed var(--line-strong);border-radius:var(--r-lg);background:var(--bg-2);
}
.empty__icon{
  inline-size:48px;block-size:48px;border-radius:var(--r);display:grid;place-items:center;
  background:var(--bg-3);color:var(--fg-3);margin-block-end:.25rem;
}
.empty__icon svg{inline-size:1.4rem;block-size:1.4rem}
.empty h3{font-size:var(--fs-h4)}
.empty p{font-size:var(--fs-sm);color:var(--fg-2);max-width:44ch}

/* ========================== 07 HEADER & NAV ============================= */
.announce{
  background:var(--ink-950);color:#C7CEDB;font-size:var(--fs-2xs);
  min-block-size:36px;display:flex;align-items:center;
}
[data-theme="dark"] .announce{background:var(--bg-3);color:var(--fg-2)}
.announce .container{display:flex;align-items:center;justify-content:center;gap:.5rem;flex-wrap:wrap;text-align:center}
.announce b{color:#fff;font-weight:600}
[data-theme="dark"] .announce b{color:var(--fg)}

.site-header{
  position:sticky;inset-block-start:0;z-index:var(--z-header);
  background:color-mix(in srgb,var(--bg) 88%,transparent);
  backdrop-filter:saturate(140%) blur(10px);
  -webkit-backdrop-filter:saturate(140%) blur(10px);
  border-block-end:1px solid var(--line);
}
@supports not (background:color-mix(in srgb,red 50%,blue)){ .site-header{background:var(--bg)} }
.header-inner{display:flex;align-items:center;gap:1rem;min-block-size:var(--header-h)}
.header-nav{display:flex;align-items:center;gap:.15rem;margin-inline-start:1.5rem}
.header-nav a{
  display:inline-flex;align-items:center;min-block-size:40px;padding-inline:.8rem;
  font-size:var(--fs-sm);color:var(--fg-2);border-radius:var(--r-sm);
  transition:color var(--d1) var(--ease),background-color var(--d1) var(--ease);
}
.header-nav a:hover{color:var(--fg);background:var(--bg-3)}
.header-nav a[aria-current="page"]{color:var(--fg);font-weight:600}
.header-actions{display:flex;align-items:center;gap:.5rem;margin-inline-start:auto}
.menu-toggle{display:none}

.theme-toggle{
  inline-size:40px;block-size:40px;display:grid;place-items:center;
  border-radius:var(--r-sm);color:var(--fg-2);border:1px solid var(--line);
  transition:background-color var(--d1) var(--ease),color var(--d1) var(--ease);
}
.theme-toggle:hover{background:var(--bg-3);color:var(--fg)}
.theme-toggle svg{inline-size:1.1rem;block-size:1.1rem}
.theme-toggle .icon-moon{display:none}
[data-theme="dark"] .theme-toggle .icon-sun{display:none}
[data-theme="dark"] .theme-toggle .icon-moon{display:block}

.overlay{
  position:fixed;inset:0;z-index:var(--z-overlay);background:rgba(8,11,18,.5);
  opacity:0;visibility:hidden;transition:opacity var(--d2) var(--ease),visibility 0s linear var(--d2);
}
.overlay.is-open{opacity:1;visibility:visible;transition-delay:0s}
.drawer{
  position:fixed;inset-block:0;inset-inline-start:0;z-index:var(--z-drawer);
  inline-size:min(340px,88vw);background:var(--bg);border-inline-end:1px solid var(--line);
  display:flex;flex-direction:column;transform:translateX(100%);
  visibility:hidden;transition:transform var(--d3) var(--ease),visibility 0s linear var(--d3);
}
.drawer.is-open{transform:translateX(0);visibility:visible;transition-delay:0s}
.drawer__head{display:flex;align-items:center;justify-content:space-between;gap:1rem;padding:1rem var(--gutter);border-block-end:1px solid var(--line);flex:none}
.drawer__body{flex:1;overflow-y:auto;overscroll-behavior:contain;padding:1.25rem var(--gutter)}
.drawer__foot{flex:none;padding:1.25rem var(--gutter);border-block-start:1px solid var(--line);display:grid;gap:.6rem}
.mobile-nav{display:grid;gap:.15rem}
.mobile-nav a{
  display:flex;align-items:center;justify-content:space-between;
  padding:.85rem .6rem;border-radius:var(--r-sm);font-size:var(--fs-body);
  transition:background-color var(--d1) var(--ease);
}
.mobile-nav a:hover{background:var(--bg-3)}
.mobile-nav a[aria-current="page"]{background:var(--accent-soft);color:var(--accent);font-weight:600}
.mobile-nav svg{inline-size:.9rem;block-size:.9rem;opacity:.5}

/* ============================== 08 FOOTER =============================== */
.site-footer{background:var(--bg-2);border-block-start:1px solid var(--line);padding-block:clamp(2.5rem,5vw,4rem) 1.75rem}
.footer-grid{display:grid;grid-template-columns:minmax(0,1.5fr) repeat(3,minmax(0,1fr));gap:clamp(1.5rem,3vw,2.5rem)}
.footer-brand p{font-size:var(--fs-sm);color:var(--fg-2);margin-block-start:1rem;max-width:34ch}
.footer-col h3{font-size:var(--fs-xs);font-weight:600;color:var(--fg);margin-block-end:.85rem}
.footer-col ul{display:grid;gap:.1rem}
.footer-col a,.footer-col li{font-size:var(--fs-sm);color:var(--fg-2)}
.footer-col a{display:inline-block;padding:.4rem .3rem;margin-inline:-.3rem;transition:color var(--d1) var(--ease)}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{
  margin-block-start:clamp(2rem,4vw,3rem);padding-block-start:1.4rem;border-block-start:1px solid var(--line);
  display:flex;flex-wrap:wrap;gap:.6rem 1.5rem;justify-content:space-between;align-items:center;
  font-size:var(--fs-xs);color:var(--fg-3);
}
.footer-bottom p{max-width:none}

/* ============================= 09 MARKETING ============================= */
.container{inline-size:100%;max-inline-size:var(--container);margin-inline:auto;padding-inline:var(--gutter)}
.container--wide{max-inline-size:var(--container-wide)}
.container--narrow{max-inline-size:var(--container-narrow)}
.section{padding-block:var(--section-y)}
.section--tight{padding-block:clamp(2.5rem,4.5vw,4rem)}
.section--alt{background:var(--bg-2)}
.section--dark{background:var(--ink-950);color:#E9ECF2}
.section--dark .lead,.section--dark .muted{color:#A6B0C0}
.section--dark .card{background:rgba(255,255,255,.04);border-color:rgba(255,255,255,.1)}
.section--dark .card p{color:#A6B0C0}

.grid{display:grid;gap:var(--gap,clamp(1rem,2vw,1.5rem))}
.g-2{grid-template-columns:repeat(2,minmax(0,1fr))}
.g-3{grid-template-columns:repeat(3,minmax(0,1fr))}
.g-4{grid-template-columns:repeat(4,minmax(0,1fr))}
.split{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr);gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
.split--start{grid-template-columns:minmax(0,1.1fr) minmax(0,.9fr)}
.split--end{grid-template-columns:minmax(0,.9fr) minmax(0,1.1fr)}
.split--top{align-items:start}
.stack>*+*{margin-block-start:var(--stack,1rem)}

.sec-head{margin-block-end:clamp(1.75rem,3.5vw,2.75rem);max-inline-size:64ch}
.sec-head h2{margin-block-start:.85rem}
.sec-head .lead{margin-block-start:.75rem}
.sec-head--center{margin-inline:auto;text-align:center}
.sec-head--center .lead{margin-inline:auto}
.sec-head--row{max-inline-size:none;display:flex;align-items:flex-end;justify-content:space-between;gap:1rem 2rem;flex-wrap:wrap}

.hero{position:relative;overflow:hidden;padding-block:clamp(2.5rem,5vw,4.5rem) 0}
.hero::before{
  content:"";position:absolute;inset-block-start:-30%;inset-inline-end:-10%;
  inline-size:60%;block-size:80%;pointer-events:none;
  background:radial-gradient(closest-side,var(--accent-soft),transparent 72%);
}
.hero__grid{position:relative;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.08fr);gap:clamp(1.5rem,3.5vw,3rem);align-items:center}
.hero__copy h1{margin-block:1rem}
.hero__actions{display:flex;flex-wrap:wrap;gap:.75rem;margin-block-start:1.75rem}
.hero__meta{display:flex;flex-wrap:wrap;gap:1.25rem;margin-block-start:1.75rem;font-size:var(--fs-xs);color:var(--fg-3)}
.hero__meta span{display:inline-flex;align-items:center;gap:.4rem}
.hero__meta svg{inline-size:.95rem;block-size:.95rem;color:var(--success)}

/* product UI mock — real markup, not a screenshot */
.screen{
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-lg);
  box-shadow:var(--sh-3);overflow:hidden;
}
.screen__bar{
  display:flex;align-items:center;gap:.6rem;padding:.6rem .85rem;
  border-block-end:1px solid var(--line);background:var(--bg-2);
}
.screen__dots{display:flex;gap:.3rem}
.screen__dots i{inline-size:9px;block-size:9px;border-radius:50%;background:var(--line-strong);display:block}
.screen__title{font-size:var(--fs-2xs);color:var(--fg-3);font-family:var(--font-lat)}
.screen__body{display:grid;grid-template-columns:150px minmax(0,1fr);min-block-size:0}
.screen__side{border-inline-end:1px solid var(--line);padding:.85rem .7rem;display:grid;gap:.2rem;align-content:start;background:var(--bg-2)}
.screen__side a,.screen__side span{
  display:flex;align-items:center;gap:.5rem;padding:.42rem .55rem;border-radius:var(--r-sm);
  font-size:var(--fs-2xs);color:var(--fg-3);
}
.screen__side .is-on{background:var(--accent-soft);color:var(--accent);font-weight:600}
.screen__side svg{inline-size:.85rem;block-size:.85rem}
.screen__main{padding:1rem;display:grid;gap:.85rem;align-content:start}
.screen__row{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:.6rem}
.screen__stat{border:1px solid var(--line);border-radius:var(--r-sm);padding:.6rem .7rem;background:var(--surface)}
.screen__stat b{display:block;font-size:1rem;font-variant-numeric:tabular-nums}
.screen__stat span{font-size:var(--fs-2xs);color:var(--fg-3)}
.screen__panel{border:1px solid var(--line);border-radius:var(--r-sm);padding:.8rem;background:var(--surface)}
.screen__panel .screen__panel-t{font-size:var(--fs-2xs);color:var(--fg-3);margin-block-end:.6rem;font-weight:500}
.screen--sm .screen__body{grid-template-columns:minmax(0,1fr)}

.feature-row{display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1.05fr);gap:clamp(1.5rem,4vw,3.5rem);align-items:center}
.feature-row--flip>*:first-child{order:2}
.feature-row__list{display:grid;gap:.75rem;margin-block-start:1.25rem}
.feature-row__list li{display:flex;gap:.6rem;font-size:var(--fs-sm);color:var(--fg-2)}
.feature-row__list svg{inline-size:1.05rem;block-size:1.05rem;color:var(--success);flex:none;margin-block-start:.35rem}

.tabs{display:flex;gap:.3rem;overflow-x:auto;contain:paint;scrollbar-width:none;padding-block-end:.15rem}
.tabs::-webkit-scrollbar{display:none}
.tabs button{
  min-block-size:42px;padding-inline:1rem;border-radius:var(--r-sm);
  font-size:var(--fs-sm);color:var(--fg-2);white-space:nowrap;
  transition:background-color var(--d1) var(--ease),color var(--d1) var(--ease);
}
.tabs button:hover{background:var(--bg-3);color:var(--fg)}
.tabs button[aria-selected="true"]{background:var(--accent);color:var(--accent-fg);font-weight:600}
.tabs--line{border-block-end:1px solid var(--line);gap:0}
.tabs--line button{border-radius:0;border-block-end:2px solid transparent}
.tabs--line button[aria-selected="true"]{background:none;color:var(--accent);border-block-end-color:var(--accent)}
.tabpanel[hidden]{display:none}

.steps-flow{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(.75rem,1.5vw,1.25rem);counter-reset:s}
.step-card{position:relative;padding-block-start:2.6rem}
.step-card::before{
  counter-increment:s;content:counter(s);
  position:absolute;inset-block-start:0;inset-inline-start:0;
  inline-size:34px;block-size:34px;border-radius:var(--r-sm);
  display:grid;place-items:center;background:var(--accent-soft);color:var(--accent);
  font-weight:700;font-family:var(--font-lat);font-size:var(--fs-sm);
}
.step-card h3{font-size:var(--fs-h4);margin-block-end:.4rem}
.step-card p{font-size:var(--fs-sm);color:var(--fg-2)}

.cta-band{background:var(--ink-950);color:#fff;border-radius:var(--r-xl);padding:clamp(2rem,4.5vw,3.5rem);text-align:center;position:relative;overflow:hidden}
[data-theme="dark"] .cta-band{background:var(--bg-3)}
.cta-band::before{
  content:"";position:absolute;inset-block-start:-60%;inset-inline-start:50%;
  inline-size:70%;block-size:180%;transform:translateX(50%);pointer-events:none;
  background:radial-gradient(closest-side,rgba(124,143,255,.22),transparent 70%);
}
.cta-band>*{position:relative}
.cta-band h2{margin-block-end:.75rem}
.cta-band p{color:#A6B0C0;margin-inline:auto}
.cta-band__actions{display:flex;flex-wrap:wrap;gap:.75rem;justify-content:center;margin-block-start:1.75rem}
.cta-band .btn--ghost{background:transparent;color:#fff;border-color:rgba(255,255,255,.28)}
.cta-band .btn--ghost:hover{background:rgba(255,255,255,.1)}

/* ============================== 10 PRICING ============================== */
.price-toggle{
  display:inline-flex;align-items:center;gap:.5rem;padding:.3rem;
  background:var(--bg-3);border-radius:var(--r-pill);
}
.price-toggle button{
  min-block-size:38px;padding-inline:1.1rem;border-radius:var(--r-pill);
  font-size:var(--fs-sm);color:var(--fg-2);
  transition:background-color var(--d2) var(--ease),color var(--d2) var(--ease);
}
.price-toggle button[aria-pressed="true"]{background:var(--surface);color:var(--fg);font-weight:600;box-shadow:var(--sh-1)}
.plan-grid{display:grid;grid-template-columns:repeat(3,minmax(0,1fr));gap:clamp(1rem,2vw,1.5rem);align-items:start}
.plan{position:relative;display:grid;gap:1.1rem}
.plan--featured{border-color:var(--accent);box-shadow:var(--sh-2)}
.plan__flag{
  position:absolute;inset-block-start:-11px;inset-inline-start:1.4rem;
  padding:.2rem .6rem;border-radius:var(--r-xs);background:var(--accent);color:var(--accent-fg);
  font-size:var(--fs-2xs);font-weight:600;
}
.plan__price{display:flex;align-items:baseline;gap:.4rem;flex-wrap:wrap}
.plan__amount{font-size:clamp(1.6rem,2.6vw,2.1rem);font-weight:700;font-variant-numeric:tabular-nums}
.plan__per{font-size:var(--fs-xs);color:var(--fg-3)}
.plan__save{font-size:var(--fs-2xs);color:var(--success)}
.plan__list{display:grid;gap:.6rem}
.plan__list li{display:flex;gap:.55rem;font-size:var(--fs-sm);color:var(--fg-2)}
.plan__list svg{inline-size:1rem;block-size:1rem;color:var(--success);flex:none;margin-block-start:.4rem}
.plan__list .off{color:var(--fg-3)}
.plan__list .off svg{color:var(--fg-3)}
.plan__meta{display:grid;gap:.35rem;padding-block:.85rem;border-block:1px solid var(--line-2);font-size:var(--fs-xs);color:var(--fg-2)}
.plan__meta div{display:flex;justify-content:space-between;gap:1rem}

/* contain:paint stops the RTL scroller from leaking into the page's scroll area */
.compare-wrap{overflow-x:auto;contain:paint;border:1px solid var(--line);border-radius:var(--r-lg);background:var(--surface)}
.compare{min-inline-size:640px;font-size:var(--fs-sm)}
.compare th,.compare td{padding:.85rem 1rem;text-align:start;border-block-end:1px solid var(--line-2)}
.compare thead th{position:sticky;inset-block-start:0;background:var(--bg-2);font-size:var(--fs-xs);color:var(--fg-2);z-index:1}
.compare tbody th{font-weight:500;color:var(--fg)}
.compare td{text-align:center;color:var(--fg-2)}
.compare .grp th{background:var(--bg-2);font-weight:600;font-size:var(--fs-xs);color:var(--fg-3)}
.compare svg{inline-size:1.05rem;block-size:1.05rem;display:inline-block;vertical-align:-3px}
.compare .yes{color:var(--success)}
.compare .no{color:var(--fg-3)}

/* =========================== 11 INTEGRATIONS ============================ */
.int-toolbar{display:flex;flex-wrap:wrap;gap:.75rem;align-items:center;justify-content:space-between;margin-block-end:1.5rem}
.int-filters{display:flex;flex-wrap:wrap;gap:.4rem}
.int-grid{display:grid;grid-template-columns:repeat(4,minmax(0,1fr));gap:clamp(.75rem,1.5vw,1.15rem)}
.int-card{display:grid;gap:.75rem;align-content:start}
.int-card__head{display:flex;align-items:center;gap:.75rem}
.int-mark{
  inline-size:40px;block-size:40px;border-radius:var(--r-sm);flex:none;
  display:grid;place-items:center;font-family:var(--font-lat);font-weight:700;font-size:.95rem;
  color:#fff;
}
.int-card h3{font-size:var(--fs-sm);margin:0}
.int-card__cat{font-size:var(--fs-2xs);color:var(--fg-3)}
.int-card p{font-size:var(--fs-xs);color:var(--fg-2);min-block-size:2.6em}
.int-card__foot{display:flex;align-items:center;justify-content:space-between;gap:.5rem;padding-block-start:.25rem}

/* ============================ 12 FAQ & AUTH ============================= */
.faq{border-block-start:1px solid var(--line)}
.faq details{border-block-end:1px solid var(--line)}
.faq summary{
  display:flex;align-items:center;justify-content:space-between;gap:1rem;
  padding-block:1.05rem;cursor:pointer;list-style:none;font-weight:500;font-size:var(--fs-body);
}
.faq summary::-webkit-details-marker{display:none}
.faq summary:hover{color:var(--accent)}
.faq__icon{flex:none;inline-size:20px;block-size:20px;position:relative;color:var(--fg-3)}
.faq__icon::before,.faq__icon::after{
  content:"";position:absolute;inset-block-start:50%;inset-inline-start:50%;background:currentColor;
  transition:transform var(--d2) var(--ease);
}
.faq__icon::before{inline-size:11px;block-size:1.5px;transform:translate(50%,-50%)}
.faq__icon::after{inline-size:1.5px;block-size:11px;transform:translate(50%,-50%)}
.faq details[open] .faq__icon::after{transform:translate(50%,-50%) scaleY(0)}
.faq__body{padding-block-end:1.15rem;animation:fadeDown var(--d3) var(--ease)}
.faq__body p{font-size:var(--fs-sm);color:var(--fg-2)}
@keyframes fadeDown{from{opacity:0;transform:translateY(-5px)}to{opacity:1;transform:none}}

.auth{min-block-size:100dvh;display:grid;grid-template-columns:minmax(0,1fr) minmax(0,1fr)}
.auth__panel{display:grid;place-items:center;padding:clamp(1.5rem,4vw,3rem)}
.auth__inner{inline-size:min(420px,100%);display:grid;gap:1.25rem}
.auth__aside{
  position:relative;overflow:hidden;background:var(--ink-950);color:#fff;
  padding:clamp(2rem,4vw,3.5rem);display:flex;flex-direction:column;justify-content:space-between;gap:2rem;
}
[data-theme="dark"] .auth__aside{background:var(--bg-2);color:var(--fg);border-inline-start:1px solid var(--line)}
.auth__aside::before{
  content:"";position:absolute;inset-block-start:-20%;inset-inline-start:-20%;
  inline-size:70%;block-size:70%;pointer-events:none;
  background:radial-gradient(closest-side,rgba(124,143,255,.25),transparent 70%);
}
.auth__aside>*{position:relative}
.auth__quote{font-size:var(--fs-lead);line-height:1.85;max-width:34ch}
.auth__points{display:grid;gap:.85rem;font-size:var(--fs-sm);color:#A6B0C0}
[data-theme="dark"] .auth__points{color:var(--fg-2)}
.auth__points li{display:flex;gap:.6rem}
.auth__points svg{inline-size:1.05rem;block-size:1.05rem;color:#7C8FFF;flex:none;margin-block-start:.35rem}
.auth__divider{display:flex;align-items:center;gap:.85rem;color:var(--fg-3);font-size:var(--fs-xs)}
.auth__divider::before,.auth__divider::after{content:"";flex:1;block-size:1px;background:var(--line)}
.auth-note{
  display:flex;gap:.6rem;padding:.85rem 1rem;border-radius:var(--r-sm);
  background:var(--info-soft);color:var(--fg-2);font-size:var(--fs-xs);line-height:1.8;
}
.auth-note svg{inline-size:1.05rem;block-size:1.05rem;color:var(--info);flex:none;margin-block-start:.25rem}

/* ======================= 13 OVERLAYS & TOASTS =========================== */
.modal{border:0;padding:0;background:transparent;max-inline-size:min(560px,94vw);inline-size:100%}
.modal::backdrop{background:rgba(8,11,18,.6)}
.modal__inner{background:var(--surface);border-radius:var(--r-lg);box-shadow:var(--sh-4);max-block-size:88dvh;overflow-y:auto;overscroll-behavior:contain}
.modal__head{display:flex;align-items:flex-start;justify-content:space-between;gap:1rem;padding:1.25rem 1.4rem .5rem}
.modal__head h2{font-size:var(--fs-h3)}
.modal__body{padding:.75rem 1.4rem 1.4rem;display:grid;gap:1rem}
.modal__foot{display:flex;gap:.6rem;justify-content:flex-start;padding:0 1.4rem 1.4rem}
.modal__close{inline-size:38px;block-size:38px;display:grid;place-items:center;border-radius:var(--r-sm);color:var(--fg-3);flex:none}
.modal__close:hover{background:var(--bg-3);color:var(--fg)}
.modal__close svg{inline-size:1.05rem;block-size:1.05rem}

.toast-stack{position:fixed;inset-block-end:1.25rem;inset-inline-end:1.25rem;z-index:var(--z-toast);display:grid;gap:.55rem;max-inline-size:min(380px,calc(100vw - 2.5rem))}
.toast{
  display:flex;align-items:flex-start;gap:.7rem;padding:.8rem .95rem;
  background:var(--surface);border:1px solid var(--line);border-radius:var(--r-sm);
  box-shadow:var(--sh-3);font-size:var(--fs-sm);animation:toastIn var(--d3) var(--ease);
}
.toast svg{inline-size:1.1rem;block-size:1.1rem;flex:none;margin-block-start:.15rem;color:var(--success)}
.toast--error svg{color:var(--danger)}
.toast--info svg{color:var(--info)}
.toast.is-out{animation:toastOut var(--d2) var(--ease) forwards}
@keyframes toastIn{from{opacity:0;transform:translateY(10px)}to{opacity:1;transform:none}}
@keyframes toastOut{to{opacity:0;transform:translateY(6px)}}

.tooltip{position:relative}
.tooltip__bubble{
  position:absolute;inset-block-end:calc(100% + 8px);inset-inline-start:50%;transform:translateX(50%);
  background:var(--ink-900);color:#fff;padding:.4rem .6rem;border-radius:var(--r-xs);
  font-size:var(--fs-2xs);white-space:nowrap;pointer-events:none;
  opacity:0;transition:opacity var(--d1) var(--ease);z-index:5;
}
[data-theme="dark"] .tooltip__bubble{background:var(--bg-3);color:var(--fg);border:1px solid var(--line)}
.tooltip:hover .tooltip__bubble,.tooltip:focus-within .tooltip__bubble{opacity:1}

/* ==================== 14 MOTION · RESPONSIVE · A11Y ===================== */
.js .reveal{opacity:0;transform:translateY(14px)}
.js .reveal.is-in{opacity:1;transform:none;transition:opacity var(--d3) var(--ease) var(--delay,0ms),transform var(--d3) var(--ease) var(--delay,0ms)}

@media (max-width:1180px){
  .int-grid{grid-template-columns:repeat(3,minmax(0,1fr))}
  .steps-flow{grid-template-columns:repeat(2,minmax(0,1fr))}
}
@media (max-width:1024px){
  .header-nav{display:none}
  .menu-toggle{display:inline-grid}
  .hero__grid{grid-template-columns:minmax(0,1fr)}
  .split,.split--start,.split--end{grid-template-columns:minmax(0,1fr)}
  .feature-row{grid-template-columns:minmax(0,1fr)}
  .feature-row--flip>*:first-child{order:0}
  .plan-grid{grid-template-columns:minmax(0,1fr);max-inline-size:520px;margin-inline:auto}
  .g-4{grid-template-columns:repeat(2,minmax(0,1fr))}
  .footer-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .auth{grid-template-columns:minmax(0,1fr)}
  .auth__aside{display:none}
}
@media (max-width:760px){
  .g-2,.g-3,.g-4{grid-template-columns:minmax(0,1fr)}
  .int-grid{grid-template-columns:repeat(2,minmax(0,1fr))}
  .steps-flow{grid-template-columns:minmax(0,1fr)}
  .screen__body{grid-template-columns:minmax(0,1fr)}
  .screen__side{display:none}
  .screen__row{grid-template-columns:repeat(3,minmax(0,1fr));gap:.4rem}
  .toast-stack{inset-inline:1rem;max-inline-size:none}
  .footer-grid{grid-template-columns:minmax(0,1fr)}
  .sec-head--row{align-items:flex-start}
}
@media (max-width:600px){
  /* the secondary action also lives in the mobile drawer — drop it from the bar */
  .header-actions .btn--ghost{display:none}
}
@media (max-width:440px){
  .int-grid{grid-template-columns:minmax(0,1fr)}
  .hero__actions .btn{inline-size:100%}
}
@media (min-width:1600px){ :root{--container:1320px} }

@media (prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{animation-duration:.01ms !important;animation-iteration-count:1 !important;transition-duration:.01ms !important}
  .js .reveal{opacity:1;transform:none}
}
@media print{
  .site-header,.announce,.drawer,.overlay,.toast-stack{display:none !important}
  body{background:#fff;color:#000}
}