/*
Theme Name: Impossible Consult
Theme URI: https://impossiblei.com
Author: Impossible Innovation
Description: A clean, conservative WordPress theme for consulting firms. Engraved-stationery aesthetic: hairline double rules, restrained navy palette, institutional typography.
Version: 1.0.0
Requires at least: 6.0
Tested up to: 6.7
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: impossible-consult
*/

/* ---------------------------------------------------------------
   Tokens
--------------------------------------------------------------- */
:root {
  --ink: #1c2733;        /* near-black navy, headings & body */
  --navy: #24405e;       /* primary brand navy */
  --slate: #5b6b7a;      /* secondary text */
  --paper: #fbfbfa;      /* page background */
  --stone: #e3e6e8;      /* hairlines & borders */
  --bronze: #8c6d3f;     /* single restrained accent */
  --white: #ffffff;

  --font-display: "Source Serif 4", Georgia, "Times New Roman", serif;
  --font-body: "Public Sans", -apple-system, "Segoe UI", Helvetica, Arial, sans-serif;

  --measure: 68ch;
  --wrap: 1100px;
  --space-1: 0.5rem;
  --space-2: 1rem;
  --space-3: 2rem;
  --space-4: 3.5rem;
  --space-5: 6rem;
}

/* ---------------------------------------------------------------
   Base
--------------------------------------------------------------- */
* { box-sizing: border-box; }

html { scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce) {
  html { scroll-behavior: auto; }
  *, *::before, *::after { animation: none !important; transition: none !important; }
}

body {
  margin: 0;
  background: var(--paper);
  color: var(--ink);
  font-family: var(--font-body);
  font-size: 1.0625rem;
  line-height: 1.65;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; height: auto; }

a { color: var(--navy); text-decoration-thickness: 1px; text-underline-offset: 3px; }
a:hover { color: var(--bronze); }

:focus-visible {
  outline: 2px solid var(--navy);
  outline-offset: 3px;
}

h1, h2, h3, h4 {
  font-family: var(--font-display);
  font-weight: 600;
  line-height: 1.2;
  color: var(--ink);
  margin: 0 0 var(--space-2);
}

h1 { font-size: clamp(2.1rem, 4.5vw, 3.25rem); letter-spacing: -0.01em; }
h2 { font-size: clamp(1.6rem, 3vw, 2.15rem); }
h3 { font-size: 1.25rem; }

p { margin: 0 0 var(--space-2); max-width: var(--measure); }

.wrap {
  max-width: var(--wrap);
  margin: 0 auto;
  padding: 0 clamp(1.25rem, 4vw, 2.5rem);
}

/* ---------------------------------------------------------------
   Signature device: engraved double rule
   (echoes formal letterhead stationery — used sparingly)
--------------------------------------------------------------- */
.rule-double {
  border: 0;
  height: 5px;
  margin: 0;
  background:
    linear-gradient(var(--ink), var(--ink)) top / 100% 1px no-repeat,
    linear-gradient(var(--stone), var(--stone)) bottom / 100% 1px no-repeat;
}

.eyebrow {
  display: inline-block;
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  color: var(--bronze);
  margin-bottom: var(--space-2);
}

/* ---------------------------------------------------------------
   Header: slim top bar + fullscreen overlay menu
--------------------------------------------------------------- */
.site-header {
  background: var(--white);
  position: sticky;
  top: 0;
  z-index: 60;
}

.topbar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: var(--space-2);
  padding: 1.1rem 0 0.9rem;
}

.site-title {
  font-family: var(--font-display);
  font-size: 1.35rem;
  font-weight: 600;
  margin: 0;
}
.site-title a { color: var(--ink); text-decoration: none; }

.topbar-actions {
  display: flex;
  align-items: center;
  gap: var(--space-2);
}

.btn-small {
  padding: 0.5rem 1.15rem;
  font-size: 0.85rem;
  margin-top: 0;
}

.menu-toggle {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: none;
  border: 0;
  padding: 0.4rem 0.2rem;
  cursor: pointer;
  font-family: var(--font-body);
  font-size: 0.8rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--ink);
}
.menu-toggle-lines { display: inline-flex; flex-direction: column; gap: 5px; }
.menu-toggle-lines i {
  display: block;
  width: 26px;
  height: 1.5px;
  background: var(--ink);
  transition: transform 0.25s ease, opacity 0.25s ease;
}
.menu-toggle.is-open .menu-toggle-lines i:first-child { transform: translateY(3.25px) rotate(45deg); }
.menu-toggle.is-open .menu-toggle-lines i:last-child { transform: translateY(-3.25px) rotate(-45deg); }

.menu-overlay {
  position: fixed;
  inset: 0;
  background: var(--navy);
  color: var(--white);
  z-index: 50;
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, visibility 0.3s ease;
  overflow-y: auto;
}
.menu-overlay.is-open { opacity: 1; visibility: visible; }

.menu-overlay-inner { padding-top: 6rem; padding-bottom: var(--space-4); }

.rule-light {
  background:
    linear-gradient(rgba(255,255,255,0.9), rgba(255,255,255,0.9)) top / 100% 1px no-repeat,
    linear-gradient(rgba(255,255,255,0.25), rgba(255,255,255,0.25)) bottom / 100% 1px no-repeat;
}

.eyebrow-light { color: #c8b28a; }
.eyebrow-gold { color: #c8b28a; }

.menu-overlay-columns {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-4);
  padding-top: var(--space-4);
}

.overlay-nav ul { list-style: none; margin: 0; padding: 0; }
.overlay-nav a {
  display: inline-block;
  font-family: var(--font-display);
  font-size: clamp(2rem, 5.5vw, 3.4rem);
  font-weight: 600;
  line-height: 1.35;
  color: var(--white);
  text-decoration: none;
}
.overlay-nav a:hover { color: #c8b28a; }

.overlay-contact p { margin: 0 0 0.6rem; }
.overlay-contact a { color: var(--white); }
.overlay-contact a:hover { color: #c8b28a; }
.overlay-location { color: rgba(255,255,255,0.7); }
.overlay-contact .btn-light { margin-top: var(--space-2); }

.btn-light { background: var(--white); color: var(--navy); border-color: var(--white); }
.btn-light:hover { background: var(--paper); color: var(--navy); }
.btn-ghost-light { background: transparent; color: var(--white); border-color: rgba(255,255,255,0.6); }
.btn-ghost-light:hover { background: rgba(255,255,255,0.08); color: var(--white); }

@media (max-width: 720px) {
  .menu-overlay-columns { grid-template-columns: 1fr; gap: var(--space-3); }
  .menu-toggle-label { display: none; }
}

/* ---------------------------------------------------------------
   Hero
--------------------------------------------------------------- */
.hero {
  background: var(--white);
  padding: var(--space-5) 0;
}
.hero .eyebrow { color: var(--bronze); }
.hero h1 { max-width: 22ch; }
.hero .lede {
  font-size: 1.2rem;
  color: var(--slate);
  max-width: 52ch;
}

.btn {
  display: inline-block;
  background: var(--navy);
  color: var(--white);
  font-weight: 600;
  font-size: 0.95rem;
  padding: 0.8rem 1.75rem;
  border: 1px solid var(--navy);
  text-decoration: none;
  margin-top: var(--space-2);
}
.btn:hover { background: var(--ink); border-color: var(--ink); color: var(--white); }

.btn-ghost {
  background: transparent;
  color: var(--navy);
}
.btn-ghost:hover { background: var(--paper); color: var(--navy); }

/* ---------------------------------------------------------------
   Sections
--------------------------------------------------------------- */
.section { padding: var(--space-5) 0; }
.section-alt { background: var(--white); }

.section-head { margin-bottom: var(--space-4); }
.section-head .rule-double { max-width: 72px; margin-top: var(--space-2); }

/* Services */
.services-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 0;
  border-top: 1px solid var(--stone);
}
.service {
  padding: var(--space-3) var(--space-3) var(--space-3) 0;
  border-bottom: 1px solid var(--stone);
}
.service h3 { margin-bottom: var(--space-1); }
.service p { color: var(--slate); font-size: 0.98rem; margin: 0; }

.section-intro { color: var(--slate); font-size: 1.05rem; margin-top: var(--space-2); }

/* About */
.about-columns {
  display: grid;
  grid-template-columns: 2fr 1fr;
  gap: var(--space-4);
  align-items: start;
}
.about-body p { color: var(--ink); }
.about-body p:first-of-type {
  font-family: var(--font-display);
  font-size: 1.35rem;
  line-height: 1.45;
}
.about-clients {
  border-top: 1px solid var(--ink);
  padding-top: var(--space-2);
}
.about-clients h3 { font-size: 1.05rem; }
.about-clients ul { list-style: none; margin: 0; padding: 0; }
.about-clients li {
  padding: 0.55rem 0;
  border-bottom: 1px solid var(--stone);
  font-size: 0.95rem;
  color: var(--slate);
}
@media (max-width: 720px) {
  .about-columns { grid-template-columns: 1fr; gap: var(--space-3); }
}

/* Stats */
.stats-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
  gap: var(--space-3);
  border-top: 1px solid var(--stone);
  padding-top: var(--space-3);
}
.stat .stat-value {
  display: block;
  font-family: var(--font-display);
  font-size: 2.4rem;
  font-weight: 600;
  color: var(--navy);
  margin-bottom: var(--space-1);
}
.stat p { color: var(--slate); font-size: 0.95rem; margin: 0; }

/* Approach / numbered engagement steps (a true sequence) */
.steps { list-style: none; margin: 0; padding: 0; counter-reset: step; }
.steps li {
  counter-increment: step;
  display: grid;
  grid-template-columns: 3.5rem 1fr;
  gap: var(--space-2);
  padding: var(--space-3) 0;
  border-bottom: 1px solid var(--stone);
}
.steps li::before {
  content: counter(step, decimal-leading-zero);
  font-family: var(--font-display);
  font-size: 1.35rem;
  color: var(--bronze);
}
.steps h3 { margin-bottom: 0.35rem; }
.steps p { color: var(--slate); margin: 0; }

/* Contact */
.contact-block {
  background: var(--navy);
  color: var(--white);
  padding: var(--space-4) clamp(1.5rem, 4vw, 3rem);
}
.contact-block h2, .contact-block p { color: var(--white); }
.contact-block .btn { background: var(--white); color: var(--navy); border-color: var(--white); }
.contact-block .btn:hover { background: var(--paper); }

/* ---------------------------------------------------------------
   Blog / content
--------------------------------------------------------------- */
.entry { padding: var(--space-4) 0; border-bottom: 1px solid var(--stone); }
.entry-meta { font-size: 0.85rem; color: var(--slate); letter-spacing: 0.04em; }
.entry-title a { text-decoration: none; }
.entry-content { max-width: var(--measure); }

.page-content { padding: var(--space-4) 0; }

/* ---------------------------------------------------------------
   Footer
--------------------------------------------------------------- */
.site-footer {
  background: var(--white);
  padding: var(--space-3) 0 var(--space-4);
  margin-top: var(--space-5);
}
.footer-columns {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: var(--space-3);
  padding-top: var(--space-3);
}
.footer-columns h4 {
  font-family: var(--font-body);
  font-size: 0.75rem;
  font-weight: 600;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--bronze);
  margin: 0 0 var(--space-1);
}
.footer-columns ul { list-style: none; margin: 0; padding: 0; }
.footer-columns li { padding: 0.3rem 0; font-size: 0.92rem; color: var(--slate); }
.footer-columns a { color: var(--slate); text-decoration: none; }
.footer-columns a:hover { color: var(--bronze); }
.footer-tagline { font-size: 0.92rem; color: var(--slate); max-width: 34ch; }
@media (max-width: 820px) {
  .footer-columns { grid-template-columns: 1fr 1fr; }
}
@media (max-width: 520px) {
  .footer-columns { grid-template-columns: 1fr; }
}

.contact-details { font-size: 1rem; }
.contact-block .contact-details a { color: var(--white); }

.site-footer .colophon {
  display: flex;
  justify-content: space-between;
  gap: var(--space-2);
  flex-wrap: wrap;
  padding-top: var(--space-2);
  font-size: 0.85rem;
  color: var(--slate);
}

/* ---------------------------------------------------------------
   Responsive
--------------------------------------------------------------- */
@media (max-width: 640px) {
  .hero { padding: var(--space-4) 0; }
  .section { padding: var(--space-4) 0; }
  .steps li { grid-template-columns: 2.5rem 1fr; }
}