/* ===================================================================
   SANARA & CO — DESIGN SYSTEM
   Signature: the logo's forward chevron recurs as link arrows,
   numbered dividers and the hero signal-line illustration.

   THEMING: :root holds the LIGHT theme (default). [data-theme="dark"]
   on <html> overrides the same tokens for dark mode. Toggle is set
   by an inline anti-flash script in <head> + js/app.js.
=================================================================== */

:root{
  --bg:#ffffff;
  --surface:#f6f5fb;
  --surface-2:#ffffff;
  --surface-hover:#efedf7;
  --line:rgba(20,15,40,.10);
  --line-strong:rgba(20,15,40,.16);

  --text:#332f45;
  --text-muted:#6b667f;
  --text-faint:#9490a3;
  --heading:#120f1e;
  --icon:#120f1e;
  --ink-fixed:#120f1e;

  --nav-bg-scrolled:rgba(255,255,255,.86);
  --card-shadow:0 30px 60px -30px rgba(20,15,40,.18);

  --blue:#2e6bff;
  --violet:#7c3aed;
  --purple:#a855f7;
  --magenta:#c026d3;

  --brand-grad:linear-gradient(115deg, var(--blue) 0%, var(--violet) 55%, var(--purple) 100%);
  --brand-grad-soft:linear-gradient(115deg, rgba(46,107,255,.12) 0%, rgba(124,58,237,.12) 55%, rgba(168,85,247,.12) 100%);
  --text-grad:linear-gradient(100deg,#2e6bff 0%,#7c3aed 55%,#a855f7 100%);

  --font-display:'Space Grotesk','Inter',sans-serif;
  --font-body:'Inter',sans-serif;
  --font-mono:'JetBrains Mono',monospace;

  --radius-sm:10px;
  --radius-md:16px;
  --radius-lg:28px;

  --fast:.3s;
  --ease:cubic-bezier(.16,.84,.44,1);
}

[data-theme="dark"]{
  --bg:#08070d;
  --surface:#100e19;
  --surface-2:#14121f;
  --surface-hover:#1a1728;
  --line:rgba(255,255,255,.08);
  --line-strong:rgba(255,255,255,.16);

  --text:#f3f2f8;
  --text-muted:#9a97ad;
  --text-faint:#605d72;
  --heading:#ffffff;
  --icon:#ffffff;

  --nav-bg-scrolled:rgba(8,7,13,.82);
  --card-shadow:0 30px 60px -20px rgba(0,0,0,.6);

  --text-grad:linear-gradient(100deg,#6fa2ff 0%,#b083ff 55%,#d9a7ff 100%);
}

*,*::before,*::after{ box-sizing:border-box; }
html{ scroll-behavior:smooth; overflow-x:hidden; max-width:100%; }
body{
  background:var(--bg); color:var(--text); font-family:var(--font-body);
  font-size:16px; line-height:1.65; margin:0; overflow-x:hidden; max-width:100%; -webkit-font-smoothing:antialiased;
  transition:background .35s var(--ease), color .35s var(--ease);
}
::selection{ background:var(--purple); color:#fff; }
a{ color:inherit; text-decoration:none; }
img{ max-width:100%; display:block; }
button{ font-family:inherit; }
ul{ margin:0; }

.container-xl{ max-width:1280px; margin-inline:auto; padding-inline:1.5rem; }

h1,h2,h3,h4,h5,h6{
  font-family:var(--font-display); font-weight:600; letter-spacing:-.02em; line-height:1.08; margin:0; color:var(--heading);
}
h1{ font-size:clamp(2.6rem,5.6vw,4.75rem); letter-spacing:-.03em; }
h2{ font-size:clamp(2rem,3.4vw,3rem); }
h3{ font-size:1.3rem; }
p{ margin:0; color:var(--text); }

.eyebrow{
  font-family:var(--font-mono); font-size:.72rem; letter-spacing:.16em; text-transform:uppercase;
  color:var(--purple); display:inline-flex; align-items:center; gap:.6rem;
}
.eyebrow::before{ content:''; width:22px; height:1px; background:var(--brand-grad); }

.text-grad{ background:var(--text-grad); -webkit-background-clip:text; background-clip:text; color:transparent; }
.text-muted{ color:var(--text-muted); }

.arrow{ display:inline-block; transition:transform var(--fast) var(--ease); }
a:hover .arrow, .btn-sanara:hover .arrow{ transform:translateX(4px); }

/* ---------------- Buttons ---------------- */
.btn-sanara{
  display:inline-flex; align-items:center; gap:.6rem; padding:.9rem 1.7rem; border-radius:999px;
  font-weight:600; font-size:.95rem; border:1px solid transparent; cursor:pointer; white-space:nowrap;
  transition:transform var(--fast) var(--ease), box-shadow var(--fast) var(--ease), background var(--fast) var(--ease), border-color var(--fast) var(--ease), color var(--fast) var(--ease);
}
.btn-sanara-primary{ background:var(--brand-grad); color:#fff; box-shadow:0 10px 30px -10px rgba(124,58,237,.45); }
.btn-sanara-primary:hover{ transform:translateY(-2px); box-shadow:0 16px 40px -12px rgba(124,58,237,.6); color:#fff; }
.btn-sanara-ghost{ background:transparent; border-color:var(--line-strong); color:var(--text); }
.btn-sanara-ghost:hover{ border-color:var(--purple); background:rgba(168,85,247,.08); color:var(--heading); }

/* ---------------- Theme toggle ---------------- */
.theme-toggle{
  width:42px; height:42px; border-radius:10px; border:1px solid var(--line-strong); background:transparent;
  display:flex; align-items:center; justify-content:center; cursor:pointer; color:var(--icon); transition:.3s; flex:none;
}
.theme-toggle:hover{ border-color:var(--purple); background:rgba(168,85,247,.08); }
.theme-toggle .icon-moon{ display:none; }
[data-theme="dark"] .theme-toggle .icon-sun{ display:none; }
[data-theme="dark"] .theme-toggle .icon-moon{ display:block; }

/* ---------------- Navbar ---------------- */
.sanara-nav{
  position:fixed; top:0; left:0; right:0; z-index:1000; padding:1.3rem 0;
  transition:padding var(--fast) var(--ease), background var(--fast) var(--ease), border-color var(--fast) var(--ease);
  border-bottom:1px solid transparent;
}
.sanara-nav.scrolled{ padding:.8rem 0; background:var(--nav-bg-scrolled); backdrop-filter:blur(16px); border-bottom-color:var(--line); }
.sanara-nav .container-xl{ display:flex; align-items:center; justify-content:space-between; gap:2rem; }

.brand{ display:flex; align-items:center; gap:.6rem; font-family:var(--font-display); font-weight:700; font-size:1.1rem; color:var(--heading); }
.brand img{ width:32px; height:32px; object-fit:contain; }
.brand .amp{ color:var(--purple); }

.nav-links{ display:flex; align-items:center; gap:2rem; list-style:none; margin:0; padding:0; }
.nav-links > li > a{ font-size:.92rem; font-weight:500; color:var(--text-muted); position:relative; padding:.3rem 0; transition:color .25s; }
.nav-links > li > a:hover, .nav-links > li > a.active{ color:var(--heading); }
.nav-links > li > a.active::after{ content:''; position:absolute; left:0; right:0; bottom:-4px; height:2px; background:var(--brand-grad); border-radius:2px; }

/* Dropdown: outer wrapper carries an invisible top buffer so the
   hover chain never breaks while the cursor crosses the visual gap
   between the "Services" link and the panel below it. */
.has-drop{ position:relative; }
.nav-drop{
  position:absolute; top:100%; left:50%; transform:translateX(-50%);
  padding-top:14px;
  opacity:0; visibility:hidden; pointer-events:none;
  transition:opacity .2s var(--ease);
}
.has-drop:hover .nav-drop,
.has-drop:focus-within .nav-drop{ opacity:1; visibility:visible; pointer-events:auto; }
.nav-drop-panel{
  width:520px; max-width:80vw; background:var(--surface); border:1px solid var(--line); border-radius:var(--radius-md);
  padding:.9rem; display:grid; grid-template-columns:1fr 1fr; gap:.15rem;
  box-shadow:var(--card-shadow);
  transform:translateY(6px); transition:transform .25s var(--ease);
}
.has-drop:hover .nav-drop-panel,
.has-drop:focus-within .nav-drop-panel{ transform:translateY(0); }
.nav-drop a{ display:block; padding:.6rem .7rem; border-radius:10px; font-size:.86rem; color:var(--text-muted); }
.nav-drop a:hover{ background:var(--line); color:var(--heading); }

.nav-cta{ display:flex; align-items:center; gap:.85rem; }

/* Single-bar hamburger: one <span> = middle bar, ::before/::after = top/bottom.
   (The markup must contain exactly one <span></span> inside .nav-toggle.) */
.nav-toggle{ display:none; width:42px; height:42px; border-radius:10px; border:1px solid var(--line-strong); background:transparent; align-items:center; justify-content:center; cursor:pointer; flex:none; }
.nav-toggle span{ display:block; width:18px; height:1.5px; background:var(--icon); position:relative; transition:.3s; }
.nav-toggle span::before,.nav-toggle span::after{ content:''; position:absolute; width:18px; height:1.5px; background:var(--icon); left:0; transition:.3s; }
.nav-toggle span::before{ top:-6px; } .nav-toggle span::after{ top:6px; }
.nav-toggle.is-open span{ background:transparent; }
.nav-toggle.is-open span::before{ transform:rotate(45deg); top:0; }
.nav-toggle.is-open span::after{ transform:rotate(-45deg); top:0; }

/* ---------------- Mobile menu ---------------- */
.mobile-menu{
  position:fixed; inset:0; z-index:999; background:var(--bg); padding:6.5rem 1.5rem 2rem;
  transform:translateX(100%); transition:transform .4s var(--ease); overflow-y:auto; display:none;
  flex-direction:column; gap:.2rem;
}
.mobile-menu.is-open{ transform:translateX(0); display:flex; }
.mobile-menu > a{ display:block; padding:.9rem 0; font-size:1.15rem; font-weight:600; color:var(--heading); border-bottom:1px solid var(--line); }
.mobile-menu .sub-links{ display:flex; flex-direction:column; padding-left:1rem; }
.mobile-menu .sub-links a{ font-size:.92rem; font-weight:500; color:var(--text-muted); padding:.65rem 0; }
.mobile-menu .mobile-theme-row{ display:flex; align-items:center; gap:.7rem; margin-top:1.5rem; padding-top:1.5rem; border-top:1px solid var(--line); font-size:.9rem; color:var(--text-muted); }

/* ---------------- Sections ---------------- */
.section{ position:relative; padding:5.5rem 0; }
.section-head{ max-width:640px; margin-bottom:2.5rem; }
.section-head p{ font-size:1.05rem; color:var(--text-muted); margin-top:.8rem; }
.divider-line{ border:none; height:1px; background:linear-gradient(90deg,transparent,var(--line-strong),transparent); margin:0; }

/* ---------------- Hero visuals / signal line ---------------- */
.signal-line .dashed{ stroke-dasharray:4 8; }
.hero-visual{ min-height:340px; display:flex; align-items:center; justify-content:center; position:relative; overflow:hidden; border-radius:var(--radius-lg); }

/* ---------------- Cards ---------------- */
.card-sanara{
  background:var(--surface-2); border:1px solid var(--line); border-radius:var(--radius-md);
  transition:transform .4s var(--ease), border-color .4s var(--ease), background .4s var(--ease);
}
.card-sanara:hover{ transform:translateY(-6px); border-color:var(--line-strong); background:var(--surface-hover); }

.grid-3{ display:grid; grid-template-columns:repeat(3,1fr); gap:1.25rem; }
.grid-4{ display:grid; grid-template-columns:repeat(4,1fr); gap:1.25rem; }

/* ---------------- Chips / stats ---------------- */
.chip{
  display:inline-flex; align-items:center; font-family:var(--font-mono); font-size:.72rem; letter-spacing:.08em;
  text-transform:uppercase; color:var(--text-muted); background:var(--surface); border:1px solid var(--line);
  border-radius:999px; padding:.35rem .75rem;
}
.stat-num{ font-family:var(--font-display); font-size:2rem; font-weight:700; color:var(--heading); }
.stat-label{ font-size:.85rem; color:var(--text-muted); margin-top:.3rem; }

/* ---------------- Logo marquee ---------------- */
.marquee-track{ display:flex; gap:2.5rem; white-space:nowrap; animation:marquee 26s linear infinite; width:max-content; }
.marquee-track .chip{ font-size:.8rem; padding:.5rem 1.1rem; }
@keyframes marquee{ from{ transform:translateX(0); } to{ transform:translateX(-50%); } }

/* ---------------- Work / portfolio cards ----------------
   These always sit over an artwork thumbnail with a fixed dark
   scrim, independent of site theme, so their text stays white. */
.work-card{ position:relative; border-radius:var(--radius-md); overflow:hidden; border:1px solid var(--line); cursor:pointer; }
.work-card .work-thumb{
  position:absolute; inset:0; width:100%; height:100%; object-fit:cover;
  transition:transform .6s var(--ease);
}
.work-card:hover .work-thumb{ transform:scale(1.07); }
.work-overlay{
  position:absolute; inset:0; padding:1.5rem; display:flex; flex-direction:column; justify-content:flex-end;
  background:linear-gradient(0deg, rgba(8,7,13,.94) 0%, rgba(8,7,13,.35) 55%, rgba(8,7,13,.05) 100%);
}
.work-overlay h3{ font-size:1.1rem; color:#fff; }
.work-overlay p{ color:rgba(255,255,255,.72); margin-top:.35rem; }
.work-overlay .chip{ color:#fff; background:rgba(255,255,255,.14); border-color:rgba(255,255,255,.3); }

/* ---------------- Social / footer ---------------- */
.social-row{ display:flex; gap:.7rem; }
.social-row a{
  width:38px; height:38px; border-radius:10px; border:1px solid var(--line-strong);
  display:flex; align-items:center; justify-content:center; font-size:.8rem; font-weight:700; transition:.3s; color:var(--heading);
}
.social-row a:hover{ border-color:var(--purple); background:rgba(168,85,247,.1); }

.sanara-footer{ border-top:1px solid var(--line); padding:5.5rem 0 1.75rem; background:var(--surface); }
.footer-grid{ display:grid; grid-template-columns:1.4fr 1fr 1fr 1.3fr; gap:2.5rem; padding-bottom:3rem; }
.footer-col{ display:flex; flex-direction:column; }
.footer-col h6{ font-family:var(--font-display); font-size:.82rem; text-transform:uppercase; letter-spacing:.08em; color:var(--text-faint); margin:0 0 1.1rem; }
.footer-col ul{ list-style:none; padding:0; display:grid; gap:.7rem; }
.footer-col a{ color:var(--text-muted); font-size:.9rem; transition:color .25s; }
.footer-col a:hover{ color:var(--heading); }
.footer-bottom{ padding-top:1.75rem; border-top:1px solid var(--line); display:flex; justify-content:space-between; align-items:center; flex-wrap:wrap; gap:1rem; }
.footer-bottom p{ color:var(--text-faint); font-size:.83rem; margin:0; }
.footer-bottom a{ color:var(--text-faint); }
.footer-bottom a:hover{ color:var(--text-muted); }

.newsletter-form{ display:flex; gap:.5rem; margin-top:1rem; }
.newsletter-form input{ flex:1; background:var(--surface-2); border:1px solid var(--line-strong); border-radius:10px; padding:.7rem .9rem; color:var(--heading); font-size:.85rem; font-family:var(--font-body); }
.newsletter-form input::placeholder{ color:var(--text-faint); }
.newsletter-form input:focus{ outline:none; border-color:var(--purple); }
.newsletter-form button{ width:42px; height:42px; border-radius:10px; border:none; background:var(--brand-grad); color:#fff; cursor:pointer; flex:none; font-size:1rem; }

/* ---------------- Reveal base state (animation.js drives to visible) ---------------- */
[data-reveal]{ opacity:0; transform:translateY(28px); }
[data-hero-eyebrow],[data-hero-title],[data-hero-sub],[data-hero-cta],[data-hero-visual]{ opacity:0; }
