/*
Theme Name: Asistent
Theme URI: https://asistent.chat
Author: asistent.chat
Description: Prezentaciona tema za asistent.chat — AI asistent za Instagram poruke.
Version: 1.0.0
Requires PHP: 7.4
License: GPLv2 or later
Text Domain: asistent-tema
*/

/* =========================================================================
   Osnova
   -------------------------------------------------------------------------
   Papir je topao, mastilo je skoro crno, akcenat se pojavljuje retko.
   Terakota je boja iz znaka: ako je razliješ po svakom dugmetu i svakoj
   ikoni, stranica prestane da ima hijerarhiju i znak izgubi težinu.
   ========================================================================= */

:root {
  --paper:      #fbfaf8;
  --paper-2:    #f4f2ee;
  --paper-3:    #ebe8e2;
  --ink:        #141317;
  --ink-2:      #46444e;
  --muted:      #7b7883;
  --line:       #e4e1da;
  --line-soft:  #efece6;
  --accent:     #b4552f;
  --accent-ink: #8f4223;
  --accent-soft:#f8ece4;
  --night:      #131217;
  --night-2:    #1d1c23;
  --night-line: #2c2a33;
  --ig-blue:    #3797f0;

  --serif: "Newsreader", "Iowan Old Style", "Palatino Linotype", Georgia, serif;
  --sans:  "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  --brand: "Schibsted Grotesk", "Inter", -apple-system, "Segoe UI", sans-serif;
  --mono:  "IBM Plex Mono", ui-monospace, SFMono-Regular, "Cascadia Mono", Consolas, monospace;

  --wrap: 1120px;
  --gut: 24px;
}

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

html { -webkit-text-size-adjust: 100%; }

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--sans);
  font-size: 16.5px;
  line-height: 1.65;
  font-feature-settings: "kern" 1;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img, svg { max-width: 100%; display: block; }
a { color: inherit; }
button { font: inherit; color: inherit; }

::selection { background: #f2d6c6; color: var(--ink); }

.wrap { width: 100%; max-width: var(--wrap); margin: 0 auto; padding: 0 var(--gut); }
.wrap-narrow { max-width: 760px; }

/* Tipografija --------------------------------------------------------- */

h1, h2, h3 { margin: 0; font-weight: 400; }

.display {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.018em;
  line-height: 1.06;
  font-size: clamp(40px, 6.2vw, 68px);
}
.display em { font-style: italic; }

.h2 {
  font-family: var(--serif);
  font-weight: 400;
  letter-spacing: -0.015em;
  line-height: 1.12;
  font-size: clamp(29px, 3.8vw, 44px);
}

.h3 {
  font-family: var(--sans);
  font-size: 17px;
  font-weight: 550;
  letter-spacing: -0.01em;
  line-height: 1.35;
}

.lede { font-size: 18.5px; line-height: 1.6; color: var(--ink-2); max-width: 46ch; }
.small { font-size: 14px; }
.muted { color: var(--muted); }
.num { font-variant-numeric: tabular-nums; }

/* Nadnaslov sekcije: sitne verzalne uz tanku liniju. */
.eyebrow {
  display: inline-flex; align-items: center; gap: 12px;
  font-size: 11.5px; font-weight: 550; letter-spacing: 0.13em;
  text-transform: uppercase; color: var(--muted);
}
.eyebrow::before { content: ""; width: 26px; height: 1px; background: var(--ink); opacity: .45; }

/* Dugmad -------------------------------------------------------------- */

.btn {
  display: inline-flex; align-items: center; justify-content: center; gap: 8px;
  height: 46px; padding: 0 22px; border: 0; border-radius: 999px;
  font-size: 15px; font-weight: 550; letter-spacing: -0.005em;
  text-decoration: none; cursor: pointer; white-space: nowrap;
  transition: transform .16s cubic-bezier(.16,1,.3,1), background .16s, color .16s, box-shadow .16s;
}
.btn:active { transform: translateY(1px); }
.btn-ink { background: var(--ink); color: var(--paper); }
.btn-ink:hover { background: #000; }
.btn-line { background: transparent; color: var(--ink); box-shadow: inset 0 0 0 1px var(--line); }
.btn-line:hover { box-shadow: inset 0 0 0 1px var(--ink); }
.btn-paper { background: var(--paper); color: var(--ink); }
.btn-paper:hover { background: #fff; }
.btn-sm { height: 38px; padding: 0 16px; font-size: 14px; }

/* Tekstualni link sa podvlakom koja živi. */
.link {
  text-decoration: none;
  background-image: linear-gradient(currentColor, currentColor);
  background-size: 100% 1px; background-repeat: no-repeat; background-position: 0 100%;
  padding-bottom: 1px;
  transition: background-size .25s cubic-bezier(.16,1,.3,1);
}
.link:hover { background-size: 0 1px; }
.link-accent { color: var(--accent-ink); }

/* Zaglavlje ----------------------------------------------------------- */

.site-head {
  position: sticky; top: 0; z-index: 50;
  background: rgba(251,250,248,.82);
  backdrop-filter: saturate(180%) blur(14px);
  -webkit-backdrop-filter: saturate(180%) blur(14px);
  border-bottom: 1px solid transparent;
  transition: border-color .2s;
}
.site-head.is-stuck { border-bottom-color: var(--line); }
.site-head .wrap { display: flex; align-items: center; gap: 32px; height: 68px; }

.brand { display: inline-flex; align-items: center; gap: 11px; text-decoration: none; color: inherit; }
/* Znak je pločica, pa ne sme da se rasteže niti da nasledi visinu reda. */
.astm-mark { flex-shrink: 0; display: block; }
/* Logotip: uzak grotesk, jaka težina, tesan razmak. Nastavak imena nosi
   boju znaka — to je jedino mesto gde se terakota javlja u zaglavlju. */
.brand-text {
  font-family: var(--brand); font-size: 19px; font-weight: 800;
  letter-spacing: -0.045em; line-height: 1; color: var(--ink);
}
.brand-text span { color: var(--accent); font-weight: 800; }
.brand-lockup { align-items: center; gap: 14px; }
.brand-stack { display: flex; flex-direction: column; gap: 7px; }
.brand-lockup .brand-text { font-size: 22px; }
.brand-sig {
  font-family: var(--mono); font-size: 10px; letter-spacing: .22em;
  text-transform: uppercase; color: var(--muted); line-height: 1;
}

.nav { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.nav a { font-size: 14.5px; color: var(--ink-2); text-decoration: none; transition: color .15s; }
.nav a:hover { color: var(--ink); }
.head-cta { display: flex; align-items: center; gap: 18px; }
.head-login { font-size: 14.5px; color: var(--ink-2); text-decoration: none; }
.head-login:hover { color: var(--ink); }

.burger { display: none; width: 40px; height: 40px; background: none; border: 0; margin-left: auto; }

/* Sekcije ------------------------------------------------------------- */

section { position: relative; }
/* Lepljivo zaglavlje bi inače pojelo naslov na koji sidro skače. */
section[id] { scroll-margin-top: 84px; }
.sec { padding: clamp(72px, 9vw, 128px) 0; }
.sec-tight { padding: clamp(56px, 7vw, 88px) 0; }
.rule { height: 1px; background: var(--line); border: 0; margin: 0; }

/* Hero ---------------------------------------------------------------- */

.hero { padding: clamp(56px, 8vw, 104px) 0 clamp(64px, 8vw, 112px); }
.hero-grid {
  display: grid; grid-template-columns: minmax(0, 1.08fr) minmax(0, .92fr);
  gap: clamp(40px, 6vw, 80px); align-items: start;
}
.hero h1 { margin: 22px 0 0; max-width: 13ch; }
.hero .lede { margin: 24px 0 0; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 12px; margin-top: 34px; }
.hero-fine { margin-top: 18px; font-size: 13.5px; color: var(--muted); }

/* Instagram mock ------------------------------------------------------ */

.phone {
  background: #fff; border-radius: 22px;
  box-shadow: 0 1px 0 rgba(20,19,23,.06), 0 18px 44px -18px rgba(20,19,23,.22), 0 0 0 1px var(--line-soft);
  overflow: hidden;
}
.phone-top {
  display: flex; align-items: center; gap: 11px;
  padding: 13px 16px; border-bottom: 1px solid #f0f0f0;
}
.phone-back { color: #262626; opacity: .8; }
.ig-avatar {
  width: 34px; height: 34px; border-radius: 999px; flex-shrink: 0;
  background: linear-gradient(45deg, #f9ce34, #ee2a7b 48%, #6228d7);
  display: grid; place-items: center;
}
.ig-avatar i {
  width: 28px; height: 28px; border-radius: 999px; background: #fff;
  display: grid; place-items: center; font-style: normal; font-size: 12px; font-weight: 600; color: #262626;
}
.phone-who { line-height: 1.25; min-width: 0; }
.phone-who b { display: block; font-size: 14px; font-weight: 600; color: #262626; letter-spacing: -0.01em; }
.phone-who span { font-size: 11.5px; color: #8e8e8e; }
.phone-log { padding: 16px; background: #fff; }
.phone-day { text-align: center; font-size: 11px; color: #a8a8a8; margin: 2px 0 14px; }

.msg { display: flex; margin-bottom: 8px; }
.msg p {
  margin: 0; max-width: 78%; padding: 9px 13px; border-radius: 20px;
  font-size: 14px; line-height: 1.42; letter-spacing: -0.005em;
}
.msg-in p { background: #efefef; color: #262626; border-bottom-left-radius: 6px; }
.msg-out { justify-content: flex-end; }
.msg-out p { background: var(--ig-blue); color: #fff; border-bottom-right-radius: 6px; }
.msg-meta { text-align: right; font-size: 11px; color: #a8a8a8; margin: -2px 2px 12px; }

.typing { display: inline-flex; gap: 4px; padding: 12px 14px; background: #efefef; border-radius: 20px; border-bottom-left-radius: 6px; }
.typing i { width: 6px; height: 6px; border-radius: 999px; background: #b0b0b0; animation: blip 1.25s infinite; }
.typing i:nth-child(2) { animation-delay: .18s; }
.typing i:nth-child(3) { animation-delay: .36s; }
@keyframes blip { 0%, 60%, 100% { opacity: .35; } 30% { opacity: 1; } }

.phone-note {
  display: flex; align-items: center; gap: 8px;
  padding: 11px 16px; border-top: 1px solid #f0f0f0;
  font-size: 12px; color: var(--muted); background: #fcfcfc;
}
.dot-live { width: 6px; height: 6px; border-radius: 999px; background: #2fa96a; flex-shrink: 0; }

/* Traka sa brojevima -------------------------------------------------- */

.facts { display: grid; grid-template-columns: repeat(3, 1fr); }
.fact { padding: 30px 0 30px 28px; border-left: 1px solid var(--line); }
.fact:first-child { padding-left: 0; border-left: 0; }
.fact b { display: block; font-family: var(--serif); font-size: 34px; line-height: 1.1; letter-spacing: -0.02em; font-weight: 400; }
.fact span { display: block; font-size: 14px; color: var(--muted); margin-top: 4px; max-width: 26ch; }

/* Koraci -------------------------------------------------------------- */

.steps { display: grid; grid-template-columns: repeat(3, 1fr); gap: 0; margin-top: 54px; }
.step { padding: 0 32px; border-left: 1px solid var(--line); }
.step:first-child { padding-left: 0; border-left: 0; }
.step-n {
  font-family: var(--serif); font-size: 15px; color: var(--muted);
  display: block; margin-bottom: 14px;
}
.step p { margin: 8px 0 0; color: var(--ink-2); font-size: 15px; }

/* Glavna funkcija sa prikazom proizvoda -------------------------------- */

.feature-lead { display: grid; grid-template-columns: minmax(0, .84fr) minmax(0, 1.16fr); gap: clamp(36px, 5vw, 72px); align-items: center; }

.mock {
  background: #fff; border-radius: 14px; overflow: hidden;
  box-shadow: 0 0 0 1px var(--line-soft), 0 20px 48px -24px rgba(20,19,23,.28);
}
.mock-bar { display: flex; align-items: center; gap: 8px; padding: 12px 16px; border-bottom: 1px solid #f1efec; }
.mock-bar u { width: 9px; height: 9px; border-radius: 999px; background: #e6e3de; display: block; }
.mock-bar b { margin-left: 8px; font-size: 12px; font-weight: 500; color: var(--muted); letter-spacing: .01em; }
.mock table { width: 100%; border-collapse: collapse; font-size: 13px; }
.mock th {
  text-align: left; font-size: 10.5px; font-weight: 550; letter-spacing: .07em;
  text-transform: uppercase; color: #a5a2ac; padding: 12px 16px 8px; border-bottom: 1px solid #f1efec;
}
.mock td { padding: 12px 16px; border-bottom: 1px solid #f6f4f1; vertical-align: middle; }
.mock tr:last-child td { border-bottom: 0; }
.mock .p-name { font-weight: 550; letter-spacing: -0.005em; }
.mock .p-cat { font-size: 11.5px; color: var(--muted); }
.vchips { display: flex; gap: 4px; margin-top: 6px; }
.vchip { font-size: 10.5px; padding: 3px 7px; border-radius: 999px; background: #f2f0ec; color: #57545e; }
.vchip.out { background: #fdeeee; color: #c93b3b; text-decoration: line-through; }
.tag { display: inline-block; font-size: 11px; font-weight: 500; padding: 3px 9px; border-radius: 999px; }
.tag-ok { background: #e9f6ee; color: #1f7a4c; }
.tag-low { background: #fdf3e1; color: #9a6b12; }

/* Lista funkcija bez kartica ------------------------------------------ */

.flist { display: grid; grid-template-columns: 1fr 1fr; column-gap: clamp(40px, 6vw, 88px); margin-top: 8px; }
.fitem { padding: 26px 0; border-top: 1px solid var(--line); }
.fitem p { margin: 7px 0 0; color: var(--ink-2); font-size: 15px; max-width: 44ch; }

/* Tamna sekcija ------------------------------------------------------- */

.night { background: var(--night); color: #f2f1f4; }
.night .h2 { color: #fff; }
.night .lede, .night p { color: #a9a6b3; }
.night .eyebrow { color: #7c7987; }
.night .eyebrow::before { background: #fff; opacity: .35; }
.night .rule { background: var(--night-line); }

.quote-grid { display: grid; grid-template-columns: minmax(0, 1fr) minmax(0, 1fr); gap: clamp(36px, 6vw, 80px); align-items: center; }
.qbox { border: 1px solid var(--night-line); border-radius: 14px; padding: 26px; background: var(--night-2); }
.qline { display: flex; gap: 12px; padding: 12px 0; border-bottom: 1px solid var(--night-line); font-size: 14.5px; }
.qline:last-child { border-bottom: 0; }
.qline b { flex-shrink: 0; width: 58px; font-size: 11.5px; font-weight: 550; letter-spacing: .07em; text-transform: uppercase; color: #6f6c7a; padding-top: 3px; }
.qline span { color: #d8d6de; }
.qline.is-bot span { color: #fff; }

/* Cene ---------------------------------------------------------------- */

.plans { width: 100%; border-collapse: collapse; margin-top: 48px; }
.plans th, .plans td { text-align: left; padding: 16px 20px; border-bottom: 1px solid var(--line); }
.plans thead th { border-bottom: 1px solid var(--ink); vertical-align: bottom; padding-bottom: 22px; }
.plans .p-name { font-family: var(--serif); font-size: 21px; letter-spacing: -0.01em; display: block; }
.plans .p-price { display: block; margin-top: 8px; font-size: 26px; letter-spacing: -0.02em; font-weight: 500; }
.plans .p-price small { font-size: 13px; font-weight: 400; color: var(--muted); letter-spacing: 0; }
.plans .p-for { display: block; margin-top: 6px; font-size: 13px; color: var(--muted); max-width: 22ch; }
.plans tbody th { font-weight: 450; color: var(--ink-2); font-size: 15px; }
.plans td { font-size: 15px; }
.plans .col-hi { background: #fff; }
.plans thead .col-hi { position: relative; }
.plans .badge {
  display: inline-block; margin-bottom: 10px; font-size: 10.5px; font-weight: 600;
  letter-spacing: .09em; text-transform: uppercase; color: var(--accent-ink);
}
.plans .yes { color: var(--ink); }
.plans .no { color: #c3c0ca; }
.plans tfoot td { border-bottom: 0; padding-top: 22px; }

/* Pitanja ------------------------------------------------------------- */

.faq { border-top: 1px solid var(--line); margin-top: 44px; }
.faq details { border-bottom: 1px solid var(--line); }
.faq summary {
  list-style: none; cursor: pointer; padding: 22px 44px 22px 0; position: relative;
  font-size: 17px; font-weight: 500; letter-spacing: -0.01em;
}
.faq summary::-webkit-details-marker { display: none; }
.faq summary::after,
.faq summary::before {
  content: ""; position: absolute; right: 4px; top: 50%; background: var(--ink);
  transition: transform .22s cubic-bezier(.16,1,.3,1), opacity .22s;
}
.faq summary::before { width: 13px; height: 1px; margin-top: -.5px; }
.faq summary::after { width: 1px; height: 13px; margin-top: -6.5px; right: 10px; }
.faq details[open] summary::after { transform: rotate(90deg); opacity: 0; }
.faq .answer { padding: 0 60px 26px 0; color: var(--ink-2); font-size: 15.5px; max-width: 68ch; }
.faq .answer p { margin: 0 0 12px; }
.faq .answer p:last-child { margin-bottom: 0; }

/* Poziv na kraju ------------------------------------------------------ */

.closing { text-align: center; padding: clamp(80px, 10vw, 140px) 0; }
.closing .h2 { max-width: 18ch; margin: 18px auto 0; }
.closing p { margin: 20px auto 0; max-width: 44ch; }
.closing .btn { margin-top: 34px; }

/* Podnožje ------------------------------------------------------------ */

.site-foot { border-top: 1px solid var(--line); padding: 56px 0 40px; }
.foot-grid { display: grid; grid-template-columns: 2fr 1fr 1fr 1fr; gap: 40px; }
.foot-grid h4 { margin: 0 0 14px; font-size: 12px; font-weight: 600; letter-spacing: .1em; text-transform: uppercase; color: var(--muted); }
.foot-grid ul { margin: 0; padding: 0; list-style: none; }
.foot-grid li { margin-bottom: 9px; }
.foot-grid a { font-size: 14.5px; color: var(--ink-2); text-decoration: none; }
.foot-grid a:hover { color: var(--ink); }
.foot-bottom { display: flex; flex-wrap: wrap; gap: 16px; align-items: center; margin-top: 48px; padding-top: 24px; border-top: 1px solid var(--line-soft); font-size: 13.5px; color: var(--muted); }
.foot-bottom .spacer { margin-left: auto; }

/* Unutrašnje stranice -------------------------------------------------- */

.page-body { padding: clamp(56px, 7vw, 96px) 0 clamp(72px, 9vw, 112px); }
.prose { font-size: 16.5px; color: var(--ink-2); }
.prose h1 { font-family: var(--serif); font-size: clamp(32px, 4.4vw, 48px); letter-spacing: -0.02em; color: var(--ink); line-height: 1.1; margin-bottom: 28px; }
.prose h2 { font-family: var(--serif); font-size: 26px; color: var(--ink); margin: 40px 0 12px; letter-spacing: -0.015em; }
.prose h3 { font-size: 17px; font-weight: 600; color: var(--ink); margin: 28px 0 8px; }
.prose p, .prose ul, .prose ol { margin: 0 0 18px; }
.prose ul, .prose ol { padding-left: 20px; }
.prose li { margin-bottom: 7px; }
.prose a { color: var(--accent-ink); }

/* Responzivno ---------------------------------------------------------- */

@media (max-width: 900px) {
  .hero-grid, .feature-lead, .quote-grid { grid-template-columns: 1fr; }
  .hero-grid { gap: 48px; }
  .phone { max-width: 460px; }
  .flist { grid-template-columns: 1fr; }
  .steps { grid-template-columns: 1fr; }
  .step { padding: 24px 0; border-left: 0; border-top: 1px solid var(--line); }
  .step:first-child { border-top: 0; padding-top: 0; }
  .facts { grid-template-columns: 1fr; }
  .fact { padding: 22px 0; border-left: 0; border-top: 1px solid var(--line); }
  .fact:first-child { border-top: 0; padding-top: 0; }
  .foot-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .nav { display: none; }
  .burger { display: grid; place-items: center; }
  .site-head.is-open .nav {
    display: flex; flex-direction: column; align-items: flex-start; gap: 4px;
    position: absolute; top: 68px; left: 0; right: 0;
    background: var(--paper); border-bottom: 1px solid var(--line); padding: 12px var(--gut) 20px;
  }
  .site-head.is-open .nav a { padding: 9px 0; font-size: 17px; }
  .head-cta .btn-line { display: none; }

  /* Tabela cena na uskom ekranu postaje niz blokova. */
  .plans, .plans thead, .plans tbody, .plans tfoot, .plans tr, .plans th, .plans td { display: block; width: 100%; }
  .plans thead { display: none; }
  .plans tbody th { border-bottom: 0; padding: 22px 0 4px; font-weight: 600; color: var(--ink); }
  .plans td { border-bottom: 1px solid var(--line-soft); padding: 8px 0; }
  .plans td::before { content: attr(data-plan) " — "; color: var(--muted); font-size: 13px; }
}

@media (prefers-reduced-motion: reduce) {
  * { animation: none !important; transition: none !important; }
}