/* ==========================================================================
   Vasilevo.net — public site (BETA). THEME: light & clean.
   Soft off-white canvas, teal-green fibre accent, Space Grotesk display.
   Mobile-first, framework-free. Same class names as the markup.
   ========================================================================== */
:root {
  --brand:      #0ca678;   /* teal-green fibre accent (actions/speed) — reads on white */
  --brand-700:  #099268;
  --ink:        #0c1322;   /* headings (near-black navy) */
  --ink-2:      #0b0f17;
  --teal:       #0ca678;
  --teal-700:   #099268;
  --bg:         #f6f8fb;   /* page background (soft off-white) */
  --surface:    #ffffff;   /* cards / raised */
  --surface-2:  #eef2f7;   /* alt sections */
  --card:       #ffffff;
  --line:       #e6ebf2;
  --line-2:     #d4dde8;
  --text:       #39465b;   /* body text (dark slate) */
  --muted:      #6c7a90;
  --logo-red:   #e2231a;
  --glow:       0 10px 26px rgba(12,166,120,.22);
  --radius:     16px;
  --radius-sm:  10px;
  --shadow:     0 8px 24px rgba(20,35,65,.08);
  --shadow-lg:  0 22px 50px rgba(20,35,65,.12);
  --maxw:       1160px;
  --nav-h:      98px;
  --ease:       cubic-bezier(.2,.7,.2,1);
  /* theme-dependent surfaces (overridden per data-theme below) */
  --on-brand:       #04231a;   /* text on a brand-coloured fill */
  --nav-bg:         rgba(255,255,255,.82);
  --band-bg:        linear-gradient(135deg, #eafaf4, #ffffff);
  --btn-light-bg:   rgba(12,18,34,.04);
  --btn-light-bg-h: rgba(12,18,34,.08);
  --logo-filter:    none;       /* footer logo: invert only on dark themes */
}

/* ===== Alternate themes — toggled by the nav theme switcher (data-theme on <html>) ===== */
[data-theme="dark"] {
  --brand:#22e3a6; --brand-700:#15c490; --teal:#22e3a6; --teal-700:#15c490;
  --ink:#ffffff; --bg:#0b0f17; --surface:#121826; --surface-2:#0e1420; --card:#121826;
  --line:#1f2a3b; --line-2:#2c384b; --text:#c4d0e3; --muted:#8294b0;
  --glow:0 0 26px rgba(34,227,166,.40); --shadow:0 12px 32px rgba(0,0,0,.45); --shadow-lg:0 28px 64px rgba(0,0,0,.6);
  --on-brand:#04231a; --nav-bg:rgba(11,15,23,.78); --band-bg:linear-gradient(135deg,#0f1626,#15213a);
  --btn-light-bg:rgba(255,255,255,.06); --btn-light-bg-h:rgba(255,255,255,.12); --logo-filter:brightness(0) invert(1);
}
[data-theme="ocean"] {
  --brand:#2563eb; --brand-700:#1d4ed8; --teal:#2563eb; --teal-700:#1d4ed8;
  --ink:#0b1530; --bg:#f4f7fc; --surface:#ffffff; --surface-2:#e9eff7; --card:#ffffff;
  --line:#e2e8f3; --line-2:#cdd9ec; --text:#3a4763; --muted:#6b7896;
  --on-brand:#ffffff; --glow:0 10px 26px rgba(37,99,235,.20); --band-bg:linear-gradient(135deg,#e8f0ff,#ffffff);
  --nav-bg:rgba(255,255,255,.85);
}
[data-theme="warm"] {
  --brand:#e2231a; --brand-700:#c01a12; --teal:#e2231a; --teal-700:#c01a12;
  --ink:#241712; --bg:#faf6f1; --surface:#ffffff; --surface-2:#f3ece3; --card:#ffffff;
  --line:#ece2d6; --line-2:#ddcfbd; --text:#4a4039; --muted:#897b6c;
  --on-brand:#ffffff; --glow:0 10px 26px rgba(226,35,26,.18); --band-bg:linear-gradient(135deg,#fdeee8,#ffffff);
  --nav-bg:rgba(255,253,250,.86);
}

* { box-sizing: border-box; }
html { scroll-behavior: smooth; }
body {
  margin: 0;
  font-family: "Inter", system-ui, -apple-system, "Segoe UI", Roboto, Arial, sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.6;
  -webkit-font-smoothing: antialiased;
}
img { max-width: 100%; display: block; }
a { color: var(--brand); text-decoration: none; }
h1, h2, h3 { color: var(--ink); line-height: 1.12; margin: 0 0 .4em; letter-spacing: -.01em; font-family: "Space Grotesk", "Inter", sans-serif; }
h1 { font-size: clamp(2.2rem, 5.2vw, 3.8rem); font-weight: 700; }
h2 { font-size: clamp(1.6rem, 3.4vw, 2.5rem); font-weight: 700; }
h3 { font-size: 1.25rem; font-weight: 500; font-family: "Inter", sans-serif; }
p  { margin: 0 0 1rem; }
.container { width: 100%; max-width: var(--maxw); margin: 0 auto; padding: 0 20px; }
.eyebrow { color: var(--brand); font-weight: 700; text-transform: uppercase; letter-spacing: .16em; font-size: .8rem; font-family: "Space Grotesk", sans-serif; }
.eyebrow::before { content: "// "; opacity: .6; }
.muted { color: var(--muted); }
.center { text-align: center; }

/* ---- Buttons ---- */
.btn {
  display: inline-flex; align-items: center; gap: .5em;
  font-weight: 700; font-size: 1rem; line-height: 1;
  padding: 14px 24px; border-radius: 999px; border: 1px solid transparent;
  cursor: pointer; transition: transform .15s var(--ease), box-shadow .2s, background .2s; white-space: nowrap;
  font-family: "Space Grotesk", sans-serif;
}
.btn:active { transform: translateY(1px); }
.btn-primary { background: var(--brand); color: var(--on-brand); box-shadow: var(--glow); }
.btn-primary:hover { background: var(--brand-700); transform: translateY(-2px); }
.btn-ghost { background: transparent; color: var(--ink); border-color: var(--line-2); }
.btn-ghost:hover { border-color: var(--brand); color: var(--brand); }
.btn-light { background: var(--btn-light-bg); color: var(--ink); border-color: var(--line-2); }
.btn-light:hover { background: var(--btn-light-bg-h); transform: translateY(-2px); }
.btn-teal { background: var(--brand); color: var(--on-brand); box-shadow: var(--glow); }
.btn-teal:hover { background: var(--brand-700); transform: translateY(-2px); }
.btn-lg { padding: 17px 32px; font-size: 1.06rem; }

/* ---- Navbar ---- */
.nav {
  position: sticky; top: 0; z-index: 50; height: var(--nav-h);
  background: var(--nav-bg); backdrop-filter: saturate(160%) blur(14px);
  border-bottom: 1px solid var(--line);
}
.nav__inner { display: flex; align-items: center; gap: 18px; height: var(--nav-h); }
.nav__logo { display:flex; align-items:center; gap:10px; font-weight:700; color:var(--ink); font-size:1.15rem; }
.nav__logo img { height: 78px; width:auto; }
.nav__links { display: flex; align-items: center; gap: 26px; margin-left: auto; }
.nav__links a { color: var(--text); font-weight: 600; font-size: .96rem; position: relative; }
.nav__links a:not(.btn):hover { color: var(--brand); }
.nav__links a:not(.btn)::after { content:""; position:absolute; left:0; bottom:-6px; height:2px; width:0; background:var(--brand); transition:width .2s var(--ease); }
.nav__links a:not(.btn):hover::after { width:100%; }
.nav__toggle { display: none; background: none; border: 0; font-size: 1.5rem; color: var(--ink); cursor: pointer; margin-left:auto; }
/* Top-nav primary CTA ("Order now") uses black text per brand preference. */
.nav .btn-primary { color: #000; }
.lang { font-size: .8rem; font-weight: 800; border:1px solid var(--line-2); border-radius: 999px; padding: 6px 12px; color: var(--muted); }

/* ---- Hero ---- */
.hero { position: relative; color: var(--text); overflow: hidden; background: var(--bg); }
.hero__bg { position:absolute; inset:0; background:
    radial-gradient(60% 80% at 80% -10%, rgba(34,227,166,.16), transparent 60%),
    radial-gradient(50% 60% at 0% 110%, rgba(34,227,166,.10), transparent 60%); }
.hero__bg::after { content:""; position:absolute; inset:0; background-image: url('../../img/DSC_4083_small.jpg'); background-size: cover; background-position: center; opacity: .06; mix-blend-mode: normal; }
.hero__glow { display:none; }
.hero__inner { position: relative; padding: clamp(56px, 9vw, 110px) 0 clamp(64px, 10vw, 120px); max-width: 780px; }
.hero h1 { color: var(--ink); }
.hero p.lead { font-size: clamp(1.05rem, 2.2vw, 1.35rem); color: var(--muted); max-width: 560px; }
.hero__cta { display:flex; gap:14px; flex-wrap:wrap; margin-top: 28px; }
.hero__stats { display:flex; gap: 36px; margin-top: 48px; flex-wrap: wrap; }
.hero__stats .num { font-size: 1.9rem; font-weight: 700; color: var(--ink); font-family:"Space Grotesk",sans-serif; }
.hero__stats .lbl { color:var(--muted); font-size:.85rem; text-transform:uppercase; letter-spacing:.08em; }
.pill { display:inline-flex; align-items:center; gap:8px; background: rgba(34,227,166,.08); border:1px solid rgba(34,227,166,.25); color:var(--brand); padding:7px 14px; border-radius:999px; font-size:.85rem; font-weight:600; margin-bottom:22px; font-family:"Space Grotesk",sans-serif; }
.pill .dot { width:8px; height:8px; border-radius:50%; background: var(--brand); box-shadow:0 0 0 4px rgba(34,227,166,.25); }

/* ---- Sections ---- */
.section { padding: clamp(56px, 8vw, 96px) 0; }
.section--alt { background: var(--surface-2); }
.section__head { max-width: 640px; margin: 0 auto clamp(34px,5vw,54px); text-align: center; }

/* ---- Package cards ---- */
.plans { display: grid; grid-template-columns: repeat(auto-fit, minmax(250px, 1fr)); gap: 22px; }
.plan {
  background: var(--surface); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 28px 24px; box-shadow: var(--shadow); position: relative; display:flex; flex-direction:column;
  transition: transform .2s var(--ease), box-shadow .2s, border-color .2s;
}
.plan:hover { transform: translateY(-6px); border-color: var(--line-2); }
.plan--featured { border-color: var(--brand); box-shadow: 0 0 0 1px var(--brand), 0 18px 50px rgba(34,227,166,.14); }
.plan__tag { position:absolute; top:-12px; left:24px; background:var(--brand); color:var(--on-brand); font-size:.72rem; font-weight:800; letter-spacing:.06em; text-transform:uppercase; padding:5px 12px; border-radius:999px; font-family:"Space Grotesk",sans-serif; }
.plan__name { font-weight:700; color:var(--muted); text-transform:uppercase; letter-spacing:.08em; font-size:.8rem; }
.plan__speed { font-size: 2.7rem; font-weight: 700; color: var(--ink); line-height:1; margin: 8px 0 2px; font-family:"Space Grotesk",sans-serif; }
.plan__speed small { font-size: 1rem; font-weight:600; color:var(--muted); text-shadow:none; }
.plan__price { margin: 14px 0 18px; }
.plan__price .amt { font-size: 1.9rem; font-weight: 700; color: var(--brand); font-family:"Space Grotesk",sans-serif; }
.plan__price .per { color: var(--muted); font-weight:600; }
.plan__features { list-style:none; padding:0; margin:0 0 22px; }
.plan__features li { padding: 7px 0; border-top: 1px solid var(--line); display:flex; align-items:center; gap:10px; font-size:.95rem; }
.plan__features li:first-child { border-top:0; }
.plan__features i { color: var(--brand); }
.plan .btn { width: 100%; justify-content: center; margin-top: auto; }

/* ---- Feature grid ---- */
.features { display:grid; grid-template-columns: repeat(auto-fit, minmax(240px,1fr)); gap: 24px; }
.feature { background: var(--surface); border:1px solid var(--line); border-radius: var(--radius); padding: 28px; box-shadow: var(--shadow); }
.feature__ic { width:52px; height:52px; border-radius: 14px; display:grid; place-items:center; font-size:1.4rem; color:var(--on-brand); background: var(--brand); margin-bottom: 16px; box-shadow: var(--glow); }
.feature--teal .feature__ic { background: var(--brand); }
.feature--navy .feature__ic { background: #1b2740; color: var(--brand); box-shadow:none; }

/* ---- Coverage / CTA band ---- */
.band { background: var(--band-bg); border:1px solid var(--line-2); color: var(--text); border-radius: var(--radius); padding: clamp(34px,5vw,56px); position:relative; overflow:hidden; }
.band h2 { color: var(--ink); }
.band__glow { position:absolute; right:-60px; bottom:-120px; width:340px; height:340px; background: radial-gradient(circle, rgba(34,227,166,.22), transparent 60%); }

/* ---- Footer ---- */
.footer { background: var(--surface-2); color: var(--muted); padding: 56px 0 28px; border-top:1px solid var(--line); }
.footer a { color: var(--text); }
.footer a:hover { color: var(--brand); }
.footer .nav__logo img { filter: var(--logo-filter) !important; }
.footer__grid { display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr 1fr; gap: 32px; }
.footer h4 { color: var(--ink); font-size:.95rem; text-transform:uppercase; letter-spacing:.08em; margin:0 0 14px; font-family:"Space Grotesk",sans-serif; }
.footer ul { list-style:none; padding:0; margin:0; }
.footer li { margin-bottom: 9px; }
.footer__bottom { border-top:1px solid var(--line); margin-top: 40px; padding-top: 20px; display:flex; justify-content:space-between; gap:16px; flex-wrap:wrap; font-size:.85rem; }

/* ---- Mobile ---- */
@media (max-width: 860px) {
  .nav__links {
    position: fixed; inset: var(--nav-h) 0 auto 0; flex-direction: column; align-items: stretch;
    gap: 0; background: var(--surface); border-bottom:1px solid var(--line); padding: 8px 20px 20px;
    box-shadow: var(--shadow); transform: translateY(-120%); transition: transform .25s var(--ease); margin-left:0;
  }
  .nav__links.open { transform: translateY(0); }
  .nav__links a:not(.btn) { padding: 14px 0; border-bottom: 1px solid var(--line); }
  .nav__links .btn { margin-top: 12px; justify-content:center; }
  .nav__toggle { display:block; }
  .footer__grid { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .footer__grid { grid-template-columns: 1fr; }
  .hero__stats { gap: 24px; }
}
