/*
Theme Name: Edu Tech AMC
Theme URI: https://example.com/edutech
Author: Edu Tech
Author URI: https://example.com
Description: A theme built for Edu Tech — IT infrastructure and Annual Maintenance Contract (AMC) services for cooperatives, trading houses, hydro companies, and educational institutions. Includes a homepage template with a live "systems" status board, services, sectors served, about, and a working contact request form.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 7.4
License: GNU General Public License v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: edutech
*/

/* ==========================================================================
   TOKENS
   ========================================================================== */
:root{
  --ink:        #101A2B;   /* near-black navy — dark sections, primary text */
  --ink-soft:   #1B2A42;   /* raised dark surface */
  --paper:      #F5F6F2;   /* off-white background */
  --paper-dim:  #E9EBE3;   /* recessed light surface */
  --steel:      #3B4A63;   /* slate — secondary text */
  --steel-mute: #6B7A94;   /* muted secondary text */
  --line:       #D8DAD2;   /* hairline border, light */
  --line-dark:  #2B3A54;   /* hairline border, dark */
  --signal:     #E8A33D;   /* amber accent */
  --signal-dim: #C98A2E;
  --uptime:     #3FA07A;   /* status-green */
  --uptime-dim: #2E7D60;

  --font-display: 'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-body:    'IBM Plex Sans', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
  --font-mono:    'IBM Plex Mono', ui-monospace, SFMono-Regular, Menlo, monospace;

  --container: 1180px;
  --radius: 3px;
}

/* ==========================================================================
   RESET
   ========================================================================== */
*, *::before, *::after{ box-sizing: border-box; }
html{ scroll-behavior: smooth; }
@media (prefers-reduced-motion: reduce){
  html{ scroll-behavior: auto; }
  *, *::before, *::after{ animation-duration: 0.001ms !important; animation-iteration-count: 1 !important; transition-duration: 0.001ms !important; scroll-behavior: auto !important; }
}
body{ margin:0; }
img{ max-width:100%; display:block; }
ul{ list-style:none; margin:0; padding:0; }
a{ color:inherit; text-decoration:none; }
button{ font:inherit; }
input, textarea, select{ font:inherit; }

/* ==========================================================================
   BASE
   ========================================================================== */
body{
  font-family: var(--font-body);
  background: var(--paper);
  color: var(--ink);
  font-size: 16px;
  line-height: 1.7;
  -webkit-font-smoothing: antialiased;
}
h1,h2,h3,h4{
  font-family: var(--font-display);
  color: var(--ink);
  line-height: 1.15;
  margin: 0 0 0.5em;
  letter-spacing: -0.01em;
}
p{ margin: 0 0 1em; color: var(--steel); max-width: 62ch; }
:focus-visible{ outline: 2px solid var(--signal); outline-offset: 3px; }

.container{ max-width: var(--container); margin: 0 auto; padding: 0 24px; }
.eyebrow{
  font-family: var(--font-mono);
  font-size: 0.72rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--signal-dim);
  display: flex; align-items: center; gap: 10px;
  margin-bottom: 14px;
}
.eyebrow::before{
  content: ""; width: 20px; height: 1px; background: var(--signal-dim); display: inline-block;
}
section{ padding: 96px 0; }
@media (max-width: 782px){ section{ padding: 64px 0; } }

.h2{ font-size: clamp(1.7rem, 3.2vw, 2.5rem); font-weight: 600; }
.section-head{ max-width: 640px; margin-bottom: 56px; }

/* buttons */
.btn{
  display: inline-flex; align-items: center; gap: 8px;
  font-family: var(--font-mono); font-size: 0.85rem; letter-spacing: 0.02em;
  padding: 14px 24px; border-radius: var(--radius); border: 1px solid transparent;
  cursor: pointer; transition: transform .15s ease, background .15s ease, border-color .15s ease;
}
.btn-primary{ background: var(--signal); color: var(--ink); }
.btn-primary:hover{ background: var(--signal-dim); transform: translateY(-1px); }
.btn-ghost{ border-color: var(--line-dark); color: var(--paper); }
.btn-ghost:hover{ border-color: var(--signal); color: var(--signal); }
.btn-ghost.on-light{ border-color: var(--steel); color: var(--ink); }
.btn-ghost.on-light:hover{ border-color: var(--signal-dim); color: var(--signal-dim); }

/* status dot */
.dot{
  width: 8px; height: 8px; border-radius: 50%; background: var(--uptime);
  box-shadow: 0 0 0 0 rgba(63,160,122,0.5);
  animation: pulse 2.4s infinite;
  flex-shrink: 0;
}
@keyframes pulse{
  0%{ box-shadow: 0 0 0 0 rgba(63,160,122,0.45); }
  70%{ box-shadow: 0 0 0 7px rgba(63,160,122,0); }
  100%{ box-shadow: 0 0 0 0 rgba(63,160,122,0); }
}

/* ==========================================================================
   HEADER / NAV
   ========================================================================== */
.site-header{
  position: sticky; top: 0; z-index: 50;
  background: rgba(16,26,43,0.96); backdrop-filter: blur(6px);
  border-bottom: 1px solid var(--line-dark);
}
.site-header .container{ display:flex; align-items:center; justify-content:space-between; height: 76px; }
.site-logo{ font-family: var(--font-display); font-weight: 700; font-size: 1.15rem; color: var(--paper); display:flex; align-items:center; gap:10px; }
.site-logo span{ color: var(--signal); }
.site-logo img{ max-height: 36px; }

.primary-nav ul{ display:flex; gap: 34px; }
.primary-nav a{
  font-family: var(--font-mono); font-size: 0.82rem; letter-spacing: .03em;
  color: var(--paper); opacity: .78; transition: opacity .15s ease;
}
.primary-nav a:hover{ opacity: 1; color: var(--signal); }
.header-actions{ display:flex; align-items:center; gap:18px; }
.nav-toggle{ display:none; background:none; border:1px solid var(--line-dark); color: var(--paper); width:42px; height:42px; border-radius: var(--radius); cursor:pointer; }

@media (max-width: 900px){
  .primary-nav{
    position:absolute; top:76px; left:0; right:0; background: var(--ink);
    border-bottom: 1px solid var(--line-dark);
    max-height: 0; overflow:hidden; transition: max-height .25s ease;
  }
  .primary-nav.is-open{ max-height: 400px; }
  .primary-nav ul{ flex-direction:column; gap:0; padding: 10px 24px 26px; }
  .primary-nav li{ border-bottom: 1px solid var(--line-dark); }
  .primary-nav a{ display:block; padding: 14px 0; }
  .nav-toggle{ display:block; }
  .header-actions .btn-primary.header-cta{ display:none; }
}

/* ==========================================================================
   HERO + STATUS BOARD
   ========================================================================== */
.hero{
  background: var(--ink); color: var(--paper);
  padding: 100px 0 80px;
  border-bottom: 1px solid var(--line-dark);
}
.hero .container{ display:grid; grid-template-columns: 1.1fr 0.9fr; gap: 64px; align-items:center; }
.hero h1{ color: var(--paper); font-size: clamp(2.3rem, 4.6vw, 3.6rem); font-weight: 600; }
.hero p.lead{ color: #B9C2D2; font-size: 1.1rem; max-width: 52ch; }
.hero-ctas{ display:flex; gap:16px; margin-top: 32px; flex-wrap: wrap; }

.status-board{
  background: var(--ink-soft); border: 1px solid var(--line-dark); border-radius: 6px;
  padding: 22px; font-family: var(--font-mono);
}
.status-board-head{
  display:flex; justify-content:space-between; align-items:center;
  padding-bottom: 14px; margin-bottom: 8px; border-bottom: 1px dashed var(--line-dark);
  font-size: 0.72rem; letter-spacing: .1em; text-transform: uppercase; color: var(--steel-mute);
}
.status-row{
  display:flex; align-items:center; gap: 12px;
  padding: 12px 4px; border-bottom: 1px solid rgba(255,255,255,0.05);
  font-size: 0.86rem; color: #DCE1E9;
}
.status-row:last-child{ border-bottom:none; }
.status-row .label{ flex:1; }
.status-row .state{ color: var(--uptime); font-size: 0.72rem; letter-spacing: .06em; }
.status-board-foot{
  margin-top: 14px; padding-top: 14px; border-top: 1px dashed var(--line-dark);
  display:flex; justify-content:space-between; font-size: 0.78rem; color: var(--steel-mute);
}
.status-board-foot strong{ color: var(--signal); font-size: 1rem; }

@media (max-width: 900px){
  .hero .container{ grid-template-columns: 1fr; }
}

/* ==========================================================================
   SERVICES
   ========================================================================== */
.services-grid{ display:grid; grid-template-columns: repeat(3, 1fr); gap: 1px; background: var(--line); border: 1px solid var(--line); }
.service-card{ background: var(--paper); padding: 34px; }
.service-card .tag{ font-family: var(--font-mono); font-size: 0.7rem; color: var(--signal-dim); letter-spacing: .08em; }
.service-card h3{ font-size: 1.2rem; margin: 10px 0 10px; }
.service-card p{ font-size: 0.95rem; margin-bottom: 0; }
@media (max-width: 900px){ .services-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 600px){ .services-grid{ grid-template-columns: 1fr; } }

/* ==========================================================================
   SECTORS
   ========================================================================== */
.sectors{ background: var(--paper-dim); }
.sectors-row{
  display:grid; grid-template-columns: repeat(4, 1fr); border-top: 1px solid var(--line); border-left: 1px solid var(--line);
}
.sector-cell{ border-right: 1px solid var(--line); border-bottom: 1px solid var(--line); padding: 30px 26px; }
.sector-cell .index{ font-family: var(--font-mono); font-size: 0.72rem; color: var(--steel-mute); }
.sector-cell h4{ font-size: 1.05rem; margin: 8px 0 6px; }
.sector-cell p{ font-size: 0.9rem; margin: 0; }
@media (max-width: 900px){ .sectors-row{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .sectors-row{ grid-template-columns: 1fr; } }

/* ==========================================================================
   ABOUT / CSR
   ========================================================================== */
.split{ display:grid; grid-template-columns: 0.9fr 1.1fr; gap: 64px; align-items:start; }
@media (max-width: 900px){ .split{ grid-template-columns: 1fr; gap: 32px; } }
.stat-list{ display:flex; flex-direction:column; gap: 20px; margin-top: 24px; }
.stat{ display:flex; align-items:baseline; gap:14px; font-family: var(--font-mono); }
.stat .num{ font-size: 1.6rem; color: var(--signal-dim); }
.stat .desc{ color: var(--steel); font-size: 0.9rem; }

.csr{ background: var(--ink); color: var(--paper); }
.csr p{ color: #B9C2D2; }
.csr h2{ color: var(--paper); }

/* ==========================================================================
   CONTACT
   ========================================================================== */
.contact-wrap{ display:grid; grid-template-columns: 1fr 1fr; gap: 64px; }
@media (max-width: 900px){ .contact-wrap{ grid-template-columns: 1fr; gap: 40px; } }
.contact-info-list{ display:flex; flex-direction:column; gap: 22px; margin-top: 20px; }
.contact-info-list li{ display:flex; flex-direction:column; }
.contact-info-list .k{ font-family: var(--font-mono); font-size: 0.7rem; text-transform:uppercase; letter-spacing:.1em; color: var(--signal-dim); }
.contact-info-list .v{ font-size: 1.05rem; margin-top: 4px; }

.form-grid{ display:grid; grid-template-columns: 1fr 1fr; gap: 18px; }
.form-grid .full{ grid-column: 1 / -1; }
@media (max-width: 560px){ .form-grid{ grid-template-columns: 1fr; } }
.field label{ display:block; font-family: var(--font-mono); font-size: 0.72rem; text-transform:uppercase; letter-spacing:.08em; color: var(--steel); margin-bottom: 8px; }
.field input, .field select, .field textarea{
  width:100%; background: var(--paper); border: 1px solid var(--line); border-radius: var(--radius);
  padding: 12px 14px; color: var(--ink); transition: border-color .15s ease;
}
.field input:focus, .field select:focus, .field textarea:focus{ border-color: var(--signal-dim); }
.field textarea{ resize: vertical; min-height: 110px; }
.hp-field{ position:absolute; left:-9999px; }
.form-msg{ font-family: var(--font-mono); font-size: 0.85rem; padding: 12px 16px; border-radius: var(--radius); margin-bottom: 20px; }
.form-msg.success{ background: rgba(63,160,122,0.12); color: var(--uptime-dim); border:1px solid rgba(63,160,122,0.35); }
.form-msg.error{ background: rgba(217,119,87,0.12); color: #B14A2C; border:1px solid rgba(217,119,87,0.35); }

/* ==========================================================================
   FOOTER
   ========================================================================== */
.site-footer{ background: var(--ink); color: #B9C2D2; padding-top: 72px; }
.footer-grid{ display:grid; grid-template-columns: 1.4fr 1fr 1fr 1fr; gap: 40px; padding-bottom: 48px; border-bottom: 1px solid var(--line-dark); }
@media (max-width: 900px){ .footer-grid{ grid-template-columns: 1fr 1fr; } }
@media (max-width: 560px){ .footer-grid{ grid-template-columns: 1fr; } }
.footer-grid h5{ font-family: var(--font-mono); font-size: 0.72rem; letter-spacing:.1em; text-transform:uppercase; color: var(--signal); margin-bottom: 18px; }
.footer-grid ul li{ margin-bottom: 10px; font-size: 0.92rem; }
.footer-grid ul a:hover{ color: var(--signal); }
.footer-bottom{ display:flex; justify-content:space-between; padding: 24px 0; font-size: 0.8rem; color: var(--steel-mute); font-family: var(--font-mono); }
@media (max-width: 560px){ .footer-bottom{ flex-direction:column; gap:8px; } }

/* ==========================================================================
   GENERIC PAGE / SINGLE POST CONTENT
   ========================================================================== */
.page-hero{ background: var(--ink); color: var(--paper); padding: 80px 0 56px; border-bottom: 1px solid var(--line-dark); }
.page-hero h1{ color: var(--paper); font-size: clamp(2rem, 4vw, 2.8rem); }
.entry-content{ padding: 64px 0; max-width: 760px; margin: 0 auto; }
.entry-content .container{ max-width: 760px; }
.entry-content img{ border-radius: 4px; margin: 24px 0; }
.entry-content h2{ margin-top: 1.4em; }