/*
Theme Name: MG Theme
Theme URI: https://manojgunasekaran.com
Author: Manoj Gunasekaran
Author URI: https://manojgunasekaran.com
Description: Lightweight custom theme for Manoj Gunasekaran — Full-Spectrum AI Practitioner. Forest & Gold brand identity.
Version: 1.1.2
License: GNU General Public License v2 or later
License URI: http://www.gnu.org/licenses/gpl-2.0.html
Text Domain: mg-theme
*/

/* ==========================================================================
   Manoj Gunasekaran — design system (kept byte-parallel with the Astro build's
   global.css). Inter + Georgia · forest / gold / parchment · dotted texture.
   ========================================================================== */
:root{
  /* palette */
  --forest:#1A3A2A; --gold:#D4A843; --mid-forest:#2D5940; --light-forest:#8FBF9F;
  --parchment:#F7F4EE; --near-black:#1C1C1A; --gray:#444441; --muted-gray:#888780;
  --error:#993C1D; --line:#DCD6C8; --card:#FFFEFB;
  /* legacy aliases so scoped components (.post-content, guide.css) keep resolving */
  --ink:var(--near-black); --muted:var(--muted-gray); --gold-ink:#B58A2E; --forest-deep:#12291C;
  /* fonts */
  --font-primary:'Inter',system-ui,sans-serif; --font-quote:Georgia,'Times New Roman',serif;
  /* layout */
  --wrap:1120px; --max-width:1120px;
  --section-spacing:96px; --section-spacing-mobile:64px;
  --page-padding:40px; --page-padding-mobile:22px;
  --card-padding:32px; --card-padding-mobile:24px;
  --border-radius-card:12px; --border-radius-button:6px; --border-radius-input:4px;
  --border-weight:0.5px;
}
*{box-sizing:border-box; margin:0; padding:0;}
html{scroll-behavior:smooth;}
body{font-family:var(--font-primary); color:var(--near-black); line-height:1.75; -webkit-font-smoothing:antialiased;
  background-color:var(--parchment);}
img{max-width:100%; display:block;}
.serif{font-family:var(--font-quote);}
.wrap,.container{max-width:var(--wrap); margin:0 auto; padding:0 40px;}
.eyebrow{font-size:12px; letter-spacing:2px; text-transform:uppercase; color:var(--gold); margin-bottom:22px;}

/* ---------- Header ---------- */
.site-header{position:sticky; top:0; z-index:50; background:rgba(247,244,238,.9); backdrop-filter:saturate(180%) blur(8px); border-bottom:1px solid transparent; transition:border-color .2s, box-shadow .2s;}
.site-header.scrolled{border-color:var(--line); box-shadow:0 1px 12px rgba(26,58,42,.05);}
.nav{display:flex; align-items:center; justify-content:space-between; padding:16px 0;}
.brand{font-family:var(--font-quote); font-size:19px; color:var(--forest); letter-spacing:.2px; text-decoration:none;}
.nav-links{display:flex; align-items:center; gap:26px; font-size:16px; color:var(--forest); list-style:none;}
.nav-links a{color:var(--forest); text-decoration:none; transition:color .15s;}
.nav-links a:not(.cta):hover{color:var(--gold);}
.nav-links a.active{border-bottom:2px solid var(--gold); padding-bottom:2px;}
.nav-links .cta{background:var(--forest); color:var(--parchment); padding:9px 18px; border-radius:6px; border-bottom:0;}
.nav-links .cta:hover{background:var(--mid-forest); color:var(--parchment);}
.nav-toggle{display:none; background:none; border:0; cursor:pointer; padding:8px; color:var(--forest);}
.nav-toggle span{display:block; width:24px; height:2px; background:currentColor; margin:5px 0; transition:.25s;}
.nav-backdrop{display:none;}

/* ---------- Buttons ---------- */
.btn{display:inline-block; font-size:14px; font-weight:500; padding:13px 26px; border-radius:6px; text-decoration:none; transition:transform .12s, background .15s, color .15s; cursor:pointer; font-family:inherit; border:0;}
.btn:active{transform:translateY(1px);}
.btn-gold{background:var(--gold); color:var(--forest);}
.btn-gold:hover{background:#e3ba57;}
.btn-ghost{border:1px solid var(--light-forest); color:var(--parchment);}
.btn-ghost:hover{background:rgba(143,191,159,.14);}
.btn-outline{border:1px solid var(--forest); color:var(--forest);}
.btn-outline:hover{background:var(--forest); color:var(--parchment);}
.btn--link{font-size:14px; font-weight:500; color:var(--forest); text-decoration:none; border-bottom:1.5px solid var(--gold); padding-bottom:3px;}
.btn--link:hover{color:var(--mid-forest);}

/* ---------- Home hero ---------- */
.hero{padding:72px 0 64px; background-color:var(--forest);
  background-image:radial-gradient(rgba(212,168,67,.08) 1px, transparent 1.6px);
  background-size:26px 26px;}
.hero-grid{max-width:var(--wrap); margin:0 auto; padding:0 40px; display:grid; grid-template-columns:1.35fr 1fr; gap:48px; align-items:center;}
.hero h1{font-family:var(--font-quote); font-size:62px; line-height:1.05; font-weight:400; color:var(--parchment); margin-bottom:14px; letter-spacing:-.5px;}
.hero h1 em{color:var(--gold); font-style:italic;}
.hero .subhead{font-family:var(--font-quote); font-size:29px; line-height:1.2; color:var(--light-forest); margin-bottom:26px;}
.hero .body{font-size:15.5px; line-height:1.75; color:#cfd8cf; max-width:48ch; margin-bottom:34px;}
.ctas{display:flex; gap:14px; flex-wrap:wrap;}
.portrait-wrap{justify-self:center;}
.portrait{width:250px; height:315px; border-radius:12px; background:var(--mid-forest); border:1px solid var(--gold); display:flex; align-items:center; justify-content:center; position:relative; overflow:hidden;}
.portrait .mono{font-family:var(--font-quote); font-size:72px; color:var(--light-forest); position:absolute; z-index:0;}
.portrait img{position:relative; z-index:1; width:100%; height:100%; object-fit:cover;}
.portrait .chip{position:absolute; z-index:2; bottom:-14px; left:50%; transform:translateX(-50%); background:var(--gold); color:var(--forest); font-size:12px; font-weight:500; padding:6px 16px; border-radius:20px; white-space:nowrap; box-shadow:0 2px 10px rgba(0,0,0,.18);}

/* ---------- Inner page hero ---------- */
.page-hero{padding:66px 0; background-color:var(--forest);
  background-image:radial-gradient(rgba(212,168,67,.08) 1px, transparent 1.6px);
  background-size:26px 26px;}
.page-hero .eyebrow{margin-bottom:16px;}
.page-hero h1{font-family:var(--font-quote); font-size:52px; font-weight:400; color:var(--parchment); letter-spacing:-.5px;}

/* ---------- Sections ---------- */
.section{padding:76px 0;}
.section--tight{padding:56px 0;}
.section-head{margin-bottom:44px;}
.section-head h2{font-family:var(--font-quote); font-size:34px; font-weight:400; color:var(--forest);}
.section-head p{font-size:15px; color:var(--muted-gray); margin-top:8px; max-width:56ch;}
h2.block-title{font-family:var(--font-quote); font-size:34px; font-weight:400; color:var(--forest); margin-bottom:44px;}

/* ---------- Prose (about, etc.) ---------- */
.prose{max-width:760px;}
.prose p{font-size:16.5px; color:var(--gray); margin-bottom:22px;}
.prose .lead{font-size:19px; color:var(--near-black);}
.pull-quote{font-family:var(--font-quote); font-size:27px; line-height:1.4; color:var(--forest); border-left:3px solid var(--gold); padding:6px 0 6px 26px; margin:34px 0;}
.center{text-align:center;}

/* Spectrum */
.spectrum{display:grid; grid-template-columns:repeat(4,1fr); gap:26px;}
.spectrum .stage{border-top:2px solid var(--gold); padding-top:16px;}
.spectrum .stage .eyebrow{margin-bottom:8px;}
.spectrum .stage h3{font-size:18px; font-weight:500; color:var(--forest); margin-bottom:8px;}
.spectrum .stage p{font-size:13.5px; color:var(--gray);}

/* ---------- Three pillars (home) ---------- */
.paths{display:grid; grid-template-columns:repeat(3,1fr); gap:38px;}
.path{border-top:2px solid var(--gold); padding-top:18px;}
.path .num{font-family:var(--font-quote); font-size:32px; color:var(--gold);}
.path h3{font-size:17px; font-weight:500; color:var(--forest); margin:8px 0;}
.path p{font-size:14px; color:var(--gray); margin-bottom:12px;}
.path a{font-size:14px; color:var(--mid-forest); text-decoration:none; font-weight:500; transition:color .15s;}
.path a:hover{color:var(--forest);}

/* ---------- Cards / article grid ---------- */
.grid-2{display:grid; grid-template-columns:repeat(2,1fr); gap:26px;}
.grid-3{display:grid; grid-template-columns:repeat(3,1fr); gap:26px;}
.card--article{background:var(--parchment); border:1px solid var(--line); border-radius:12px; padding:26px; display:flex; flex-direction:column; transition:transform .15s, box-shadow .15s, border-color .15s;}
.writing .card--article{background:var(--card);}
.card--article:hover{transform:translateY(-3px); box-shadow:0 10px 28px rgba(26,58,42,.08); border-color:var(--gold);}
.card__tag{font-size:11px; letter-spacing:1px; text-transform:uppercase; color:var(--gold); font-weight:600; margin-bottom:12px;}
.card__title{font-size:19px; line-height:1.3; font-weight:500; color:var(--forest); margin-bottom:8px;}
.card__title a{text-decoration:none; color:inherit;}
.card__meta{font-size:12.5px; color:var(--muted-gray); margin-bottom:12px;}
.card__body{font-size:14px; color:var(--gray); margin-bottom:18px;}
.card__link{margin-top:auto; font-size:14px; font-weight:500; color:var(--mid-forest); text-decoration:none;}
.card__link:hover{color:var(--forest);}

/* Resource / service cards */
.card--service{background:var(--card); border:1px solid var(--line); border-radius:12px; padding:30px; margin-bottom:22px; transition:border-color .15s, box-shadow .15s;}
.card--service:hover{border-color:var(--gold); box-shadow:0 8px 24px rgba(26,58,42,.06);}
.card--service .card__title{font-size:22px; margin-bottom:10px;}
.card--service .card__body{font-size:14.5px; margin-bottom:16px;}

/* Filter bar (writing) */
.filter-bar{display:flex; gap:10px; flex-wrap:wrap; margin:28px 0 40px;}
.filter-bar a{font-size:13px; color:var(--mid-forest); text-decoration:none; padding:7px 16px; border:1px solid var(--line); border-radius:20px; transition:.15s; cursor:pointer;}
.filter-bar a:hover{border-color:var(--gold); color:var(--forest);}
.filter-bar a.active{background:var(--forest); color:var(--parchment); border-color:var(--forest);}

.text-small{font-size:14px; color:var(--muted-gray);}
.see-all{margin-top:32px;}
.see-all a{font-size:14px; font-weight:500; color:var(--forest); text-decoration:none; border-bottom:1.5px solid var(--gold); padding-bottom:3px;}

/* Contact */
.contact-email{font-family:var(--font-quote); font-size:30px; margin-top:10px;}
.contact-email a{color:var(--forest); text-decoration:none; border-bottom:2px solid var(--gold); padding-bottom:3px;}
.contact-email a:hover{color:var(--mid-forest);}

/* ---------- Newsletter band ---------- */
.news{padding:66px 0; text-align:center; background-color:var(--mid-forest);
  background-image:radial-gradient(rgba(212,168,67,.07) 1px, transparent 1.6px);
  background-size:24px 24px;}
.news .eyebrow{margin-bottom:14px;}
.news h2{font-family:var(--font-quote); font-size:34px; font-weight:400; color:var(--parchment); margin-bottom:10px;}
.news .sub{font-size:15px; color:var(--light-forest); margin-bottom:26px; max-width:60ch; margin-left:auto; margin-right:auto;}
.field{display:inline-flex; border-radius:6px; overflow:hidden; box-shadow:0 6px 20px rgba(0,0,0,.15);}
.field input{border:0; padding:14px 18px; font-size:14px; color:var(--near-black); background:var(--parchment); min-width:280px; font-family:inherit;}
.field input::placeholder{color:var(--muted-gray);}
.field button{border:0; background:var(--gold); color:var(--forest); font-size:14px; font-weight:600; padding:14px 26px; cursor:pointer; font-family:inherit; transition:background .15s;}
.field button:hover{background:#e3ba57;}
.news .note{font-size:12.5px; color:var(--light-forest); margin-top:16px;}

/* Newsletter hero variant (newsletter page) */
.news--hero{padding:96px 0;}
.news--hero h1{font-family:var(--font-quote); font-size:44px; font-weight:400; color:var(--parchment); margin-bottom:14px; text-wrap:balance;}

/* ---------- Footer ---------- */
.site-footer{color:var(--light-forest); padding:56px 0 28px; background-color:var(--forest);
  background-image:radial-gradient(rgba(212,168,67,.06) 1px, transparent 1.6px);
  background-size:26px 26px;}
.footer-grid{display:grid; grid-template-columns:2fr 1fr 1.4fr; gap:44px;}
.footer-identity h4{color:var(--parchment); font-family:var(--font-quote); font-size:20px; font-weight:400; margin-bottom:8px;}
.footer-identity p{font-size:13.5px; color:var(--light-forest); margin-bottom:8px; max-width:38ch;}
.footer-col h4{font-size:12px; letter-spacing:1.5px; text-transform:uppercase; color:var(--gold); margin-bottom:16px; font-weight:600;}
.footer-col ul{list-style:none;}
.footer-col a{display:block; font-size:14px; color:var(--light-forest); text-decoration:none; margin-bottom:10px; transition:color .15s;}
.footer-col a:hover{color:var(--parchment);}
.footer-news form{display:flex; border-radius:6px; overflow:hidden; max-width:320px;}
.footer-news input{border:0; padding:11px 14px; font-size:13px; background:var(--parchment); color:var(--near-black); flex:1; min-width:0; font-family:inherit;}
.footer-news button{border:0; background:var(--gold); color:var(--forest); font-size:13px; font-weight:600; padding:11px 16px; cursor:pointer; white-space:nowrap; font-family:inherit;}
.footer-bottom{border-top:1px solid var(--mid-forest); margin-top:44px; padding-top:22px; display:flex; justify-content:space-between; flex-wrap:wrap; gap:12px; font-size:12.5px; color:var(--muted-gray);}
.footer-bottom a{color:var(--light-forest); text-decoration:none;}
.footer-bottom a:hover{color:var(--parchment);}

/* ==========================================================================
   Post content — article & guide body (rendered HTML from the shared source)
   ========================================================================== */
.post-content h2{margin-top:48px; margin-bottom:16px; color:var(--forest); font-family:var(--font-quote); font-weight:400;}
.post-content h3{margin-top:32px; margin-bottom:12px; color:var(--forest);}
.post-content p{margin-bottom:1.5em; color:var(--gray);}
.post-content ul,.post-content ol{margin-bottom:1.5em; padding-left:24px; color:var(--gray);}
.post-content li{margin-bottom:8px; line-height:1.75;}
.post-content blockquote{font-family:var(--font-quote); font-style:italic; font-size:20px; color:var(--forest); border-left:3px solid var(--gold); padding-left:24px; margin:32px 0;}
.post-content code{background-color:#eae7e0; padding:2px 6px; border-radius:3px; font-size:14px;}
.post-content pre{background-color:var(--forest); color:var(--light-forest); padding:24px; border-radius:var(--border-radius-card); overflow-x:auto; margin-bottom:1.5em;}
.post-content pre code{background:none; padding:0; color:inherit;}
.post-content img{border-radius:var(--border-radius-card); margin:32px 0;}
.post-content strong{color:var(--near-black);}
.post-content a{color:var(--forest); text-decoration:underline; text-decoration-color:var(--gold);}
.post-content hr{border:0; border-top:1px solid var(--line); margin:40px 0;}

/* Detail-page title (article & guide are the only h1s inside .section) + guide dek */
.section h1{font-family:var(--font-quote); font-weight:400; color:var(--forest); font-size:clamp(30px,5vw,42px); line-height:1.15; letter-spacing:-.5px;}
.mg-guide h1{margin-bottom:6px;}
.mg-guide__dek{font-family:var(--font-quote); font-style:italic; font-size:19px; color:var(--gray); margin:0 0 28px;}

/* ---------- Responsive ---------- */
@media (max-width:900px){ .footer-grid{grid-template-columns:1fr 1fr;} .spectrum{grid-template-columns:1fr 1fr;} }
@media (max-width:820px){
  /* backdrop-filter on the header would trap the fixed menu inside the header box,
     so drop it on mobile — the slide-out panel must be viewport-relative. */
  .site-header{backdrop-filter:none; -webkit-backdrop-filter:none;}
  .nav-backdrop{display:block; position:fixed; inset:0; z-index:54; background:rgba(18,41,29,.55); opacity:0; visibility:hidden; transition:opacity .28s ease, visibility .28s;}
  .nav-backdrop.open{opacity:1; visibility:visible;}
  .nav-links{position:fixed; top:0; right:0; bottom:0; width:min(82vw,340px); z-index:55; flex-direction:column; align-items:stretch; justify-content:flex-start; gap:2px; background:var(--forest); padding:84px 30px 32px; transform:translateX(100%); transition:transform .28s ease; box-shadow:-16px 0 48px rgba(0,0,0,.3); overflow-y:auto;}
  .nav-links.open{transform:translateX(0);}
  .nav-links a{display:block; color:var(--parchment); font-size:18px; padding:13px 0; width:100%; border-bottom:0;}
  .nav-links a:not(.cta):hover,.nav-links a:not(.cta):focus,.nav-links a:not(.cta):active{color:var(--gold);}
  .nav-links a.active{border-bottom:0; color:var(--gold);}
  .nav-links .cta{background:var(--gold); color:var(--forest); margin-top:28px; width:100%; text-align:center; padding:13px;}
  .nav-toggle{display:block; z-index:60;}
  .nav-toggle.active{color:var(--parchment);}
  .nav-toggle.active span:nth-child(1){transform:translateY(7px) rotate(45deg);}
  .nav-toggle.active span:nth-child(2){opacity:0;}
  .nav-toggle.active span:nth-child(3){transform:translateY(-7px) rotate(-45deg);}
  .hero-grid{grid-template-columns:1fr; text-align:center;}
  .portrait-wrap{margin-top:8px; order:-1;}
  .hero .body{margin-left:auto; margin-right:auto;}
  .ctas{justify-content:center;}
  .paths,.grid-2,.grid-3{grid-template-columns:1fr;}
  .section-head h2,.hero h1{font-size:40px;}
  .hero .subhead{font-size:23px;}
  .page-hero h1{font-size:38px;}
}
@media (max-width:520px){
  .wrap,.container,.hero-grid{padding-left:22px; padding-right:22px;}
  .hero h1{font-size:34px;} .section-head h2,.news h2,.block-title{font-size:28px;}
  .spectrum{grid-template-columns:1fr;}
  .field{flex-direction:column; width:100%; max-width:340px;}
  .field input{min-width:0; width:100%;}
  .footer-grid{grid-template-columns:1fr;}
}