/*
Theme Name: AskAssam Modern
Theme URI: https://blog.askassam.com/
Author: AskAssam
Description: Lightweight standalone classic theme for AskAssam. Dynamic boards, textbook-style study pages, responsive Assamese-first typography, working mobile navigation and breadcrumbs.
Version: 5.2.2
Requires at least: 6.0
Requires PHP: 7.4
Text Domain: askassam-modern
*/

:root{
  --aa-navy:#18324d;
  --aa-green:#087f4f;
  --aa-orange:#ef7d19;
  --aa-muted:#687582;
  --aa-bg:#f3f6f7;
  --aa-line:#dce3e5;
  --aa-card:#fff;
  --aa-max:1120px;
  --aa-radius:18px;
  --aa-content-max:780px;
  --aa-soft:#f8faf9;
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;background:var(--aa-bg);color:var(--aa-navy);font-family:system-ui,-apple-system,BlinkMacSystemFont,"Segoe UI","Noto Sans","Noto Sans Bengali",sans-serif;line-height:1.65}
a{color:var(--aa-green);text-decoration:none}
a:hover{text-decoration:underline}
img{max-width:100%;height:auto}
button,input,select,textarea{font:inherit}
.aa-container{width:min(calc(100% - 32px),var(--aa-max));margin-inline:auto}

/* Header */
.aa-admin-space{min-height:0}
.aa-header{background:#fff;border-bottom:1px solid var(--aa-line)}
.aa-header-inner{min-height:112px;display:flex;align-items:center;justify-content:space-between;gap:24px}
.aa-brand{display:inline-block;color:var(--aa-navy);text-decoration:none}
.aa-brand:hover{text-decoration:none}
.aa-brand-name{font-size:clamp(2rem,5vw,3rem);font-weight:850;letter-spacing:-.045em;line-height:1}
.aa-brand-name .dot{color:var(--aa-orange)}
.aa-tagline{display:block;margin-top:8px;color:#75808a;font-weight:700;letter-spacing:.22em;font-size:.78rem}
.aa-menu-button{width:56px;height:56px;border:1px solid #cfd8dc;border-radius:14px;background:#fff;color:var(--aa-navy);display:grid;place-items:center;cursor:pointer}
.aa-menu-icon{width:25px;height:18px;position:relative;border-top:3px solid currentColor;border-bottom:3px solid currentColor}
.aa-menu-icon:after{content:"";position:absolute;left:0;right:0;top:5px;border-top:3px solid currentColor}
.aa-menu-button[aria-expanded="true"] .aa-menu-icon{border-top-color:transparent;border-bottom-color:transparent}
.aa-menu-button[aria-expanded="true"] .aa-menu-icon:after{top:6px;transform:rotate(45deg);box-shadow:none}
.aa-menu-button[aria-expanded="true"] .aa-menu-icon:before{content:"";position:absolute;left:0;right:0;top:6px;border-top:3px solid currentColor;transform:rotate(-45deg)}
.aa-nav-wrap{display:none;border-top:1px solid var(--aa-line);background:#fff}
.aa-nav-wrap.is-open{display:block}
.aa-nav{display:flex;flex-direction:column;padding:10px 0 14px}
.aa-nav a{padding:12px 0;font-weight:750;font-size:1.02rem}
.aa-nav a:hover{text-decoration:none;color:var(--aa-orange)}

@media(min-width:760px){
  .aa-menu-button{display:none}
  .aa-nav-wrap{display:block;border-top:0}
  .aa-nav{min-height:52px;flex-direction:row;align-items:center;justify-content:center;gap:38px;padding:0}
  .aa-nav a{padding:12px 0}
}

/* Breadcrumbs */
.aa-breadcrumbs{background:#fff;border-bottom:1px solid var(--aa-line)}
.aa-breadcrumbs-inner{min-height:66px;display:flex;align-items:center;gap:10px;overflow:auto;white-space:nowrap}
.aa-breadcrumbs a{font-weight:700}
.aa-crumb-current{color:#6e7880}
.aa-crumb-sep{color:#aab3b8}

/* Main */
.aa-main{padding:30px 0 64px;min-height:55vh}
.aa-card{background:var(--aa-card);border:1px solid var(--aa-line);border-radius:var(--aa-radius);box-shadow:0 6px 24px rgba(24,50,77,.045);padding:30px}
.aa-eyebrow{margin:0 0 10px;color:var(--aa-green);font-weight:850;letter-spacing:.08em;text-transform:uppercase}
.aa-title{margin:0;color:var(--aa-navy);font-size:clamp(2rem,5vw,3.25rem);line-height:1.12;letter-spacing:-.035em}
.aa-lead{margin:18px 0 0;color:var(--aa-muted);font-size:1.15rem}

/* Home */
.aa-home-hero{padding:34px 30px}
.aa-hero-copy{max-width:820px}
.aa-home-hero h1{margin:0;color:var(--aa-navy);font-size:clamp(2.25rem,7vw,4rem);line-height:1.05;letter-spacing:-.05em}
.aa-home-hero h1 .green{color:var(--aa-green)}
.aa-accent{width:96px;height:5px;background:var(--aa-orange);border-radius:99px;margin:24px 0 25px}
.aa-home-description{max-width:760px;color:var(--aa-muted);font-size:clamp(1.06rem,2.5vw,1.28rem);margin:0}
.aa-hero-search{margin-top:34px;padding:28px;border:1px solid #d8e0e3;border-radius:18px;background:#fff;box-shadow:0 5px 18px rgba(24,50,77,.035)}
.aa-search-field{margin:0 0 20px}
.aa-search-field label{display:block;margin:0 0 9px;color:var(--aa-navy);font-size:.95rem;font-weight:850;letter-spacing:.06em;text-transform:uppercase}
.aa-select-wrap{position:relative}
.aa-select-wrap:after{content:'⌄';position:absolute;right:18px;top:50%;transform:translateY(-55%);font-size:1.35rem;color:#53616d;pointer-events:none}
.aa-hero-search select,.aa-hero-search input{width:100%;min-height:58px;border:1px solid #cfd9df;border-radius:13px;background:#fff;color:var(--aa-navy);padding:14px 48px 14px 16px;font-size:1.05rem;box-shadow:inset 0 1px 1px rgba(24,50,77,.02)}
.aa-hero-search select{appearance:none;-webkit-appearance:none;cursor:pointer}
.aa-hero-search input{padding-right:16px}
.aa-hero-search select:focus,.aa-hero-search input:focus{border-color:var(--aa-green)}
.aa-hero-search-button{width:100%;min-height:58px;border:0;border-radius:13px;background:var(--aa-green);color:#fff;padding:14px 20px;font-size:1.08rem;font-weight:850;cursor:pointer;transition:transform .15s ease,background-color .15s ease}
.aa-hero-search-button:hover{background:#066f45;transform:translateY(-1px)}
.aa-section{margin-top:38px}
.aa-section-title{margin:0 0 18px;font-size:clamp(1.7rem,4vw,2.35rem);line-height:1.15;letter-spacing:-.03em}
.aa-board-grid{display:grid;gap:12px}
.aa-board-card{display:flex;align-items:center;justify-content:space-between;gap:20px;border:1px solid var(--aa-line);border-radius:15px;padding:20px 22px;background:#fff;transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease}
.aa-board-card:hover{transform:translateY(-1px);box-shadow:0 8px 20px rgba(24,50,77,.07);border-color:#cbd7d8;text-decoration:none}
.aa-board-main{display:flex;align-items:center;gap:14px;min-width:0}
.aa-board-icon-wrap{width:58px;height:58px;flex:0 0 58px;border:1px solid #dce4e8;border-radius:12px;background:#fff;display:flex;align-items:center;justify-content:center;overflow:hidden}
.aa-board-icon{display:block;width:48px;height:48px;object-fit:contain}
.aa-board-copy{min-width:0}
.aa-board-name{font-size:1.45rem;font-weight:800;color:var(--aa-navy)}
.aa-board-count{display:block;color:var(--aa-muted);font-size:.98rem;margin-top:4px}
@media(max-width:600px){.aa-board-card{padding:16px 17px;gap:12px}.aa-board-main{gap:11px}.aa-board-icon-wrap{width:48px;height:48px;flex-basis:48px;border-radius:10px}.aa-board-icon{width:40px;height:40px}.aa-board-name{font-size:1.2rem}.aa-board-count{font-size:.9rem}}
.aa-arrow{font-size:1.6rem;color:var(--aa-orange);font-weight:900}
.aa-latest{margin-top:34px;border-top:1px solid var(--aa-line)}
.aa-latest-row{display:flex;align-items:center;justify-content:space-between;gap:16px;padding:20px 6px;border-bottom:1px solid var(--aa-line)}
.aa-latest-row a{font-size:1.2rem;font-weight:750;color:var(--aa-navy)}
.aa-latest-row a:hover{color:var(--aa-green);text-decoration:none}

/* Study hierarchy */
.aa-class-directory{margin-top:32px}
.aa-class-block{margin-top:36px;padding-top:24px;border-top:2px solid #e4e9e8}
.aa-class-block:first-child{margin-top:0;padding-top:0;border-top:0}
.aa-class-heading{margin:0 0 10px;padding:0 2px;color:var(--aa-navy);font-size:clamp(1.55rem,4vw,2rem);font-weight:850;line-height:1.2;letter-spacing:-.025em}
.aa-class-heading a{color:var(--aa-green);text-decoration:none}
.aa-class-heading a:hover{color:var(--aa-navy);text-decoration:none}
.aa-subject-directory{border-top:1px solid var(--aa-line);background:#fff;border-radius:10px;overflow:hidden}
.aa-subject-row{display:flex;align-items:center;justify-content:space-between;gap:14px;min-height:58px;padding:14px 14px;border-bottom:1px solid var(--aa-line);color:var(--aa-navy);text-decoration:none;background:#fff;transition:background-color .15s ease,transform .15s ease}
.aa-subject-row:hover{background:var(--aa-soft);text-decoration:none}
.aa-subject-label{min-width:0;display:flex;align-items:baseline;gap:7px;flex-wrap:wrap}
.aa-subject-name{font-size:1.08rem;font-weight:800;color:var(--aa-navy);line-height:1.35}
.aa-subject-medium{font-size:.9rem;font-weight:600;color:var(--aa-muted);line-height:1.35}
.aa-study-arrow{flex:0 0 auto;color:var(--aa-orange);font-size:1.25rem;font-weight:900;line-height:1;transition:transform .15s ease}
.aa-subject-row:hover .aa-study-arrow{transform:translateX(3px)}
.aa-study-row{display:flex;align-items:center;justify-content:space-between;gap:18px;padding:19px 12px;border-bottom:1px solid var(--aa-line)}
.aa-study-row:hover{background:#fbfcfc}
.aa-study-subject{font-size:1.18rem;font-weight:800;color:var(--aa-navy)}
.aa-study-medium{display:block;color:var(--aa-green);font-weight:700;margin-top:3px}
.aa-lesson-list{margin-top:26px;border-top:2px solid #e4e9e8}
.aa-lesson-row{display:flex;align-items:center;gap:18px;padding:17px 8px;border-bottom:1px solid var(--aa-line);transition:background-color .15s ease}
.aa-lesson-number{min-width:42px;color:var(--aa-orange);font-weight:900}
.aa-lesson-row a{font-size:1.08rem;font-weight:750;color:var(--aa-navy);line-height:1.45}
.aa-lesson-row:hover{background:var(--aa-soft)}
.aa-lesson-row a:hover{color:var(--aa-green);text-decoration:none}

/* Lesson content */
.aa-post-header{margin-bottom:24px}
.aa-meta{color:var(--aa-muted);font-size:.95rem;margin-top:10px}
.aa-content{max-width:var(--aa-content-max);font-size:1.06rem;color:#263b4f}
.aa-content h2,.aa-content h3,.aa-content h4{color:var(--aa-navy);line-height:1.25;margin-top:2em}
.aa-content h2{font-size:1.75rem;border-left:5px solid var(--aa-green);padding-left:12px}
.aa-content h3{font-size:1.4rem}
.aa-content p{margin:1.05em 0}
.aa-content table{width:100%;border-collapse:collapse;margin:26px 0;background:#fff;font-size:.98em}
.aa-content th,.aa-content td{border:1px solid var(--aa-orange);padding:10px 12px;vertical-align:top}
.aa-content th{font-weight:800}
.aa-content ul,.aa-content ol{padding-left:1.5rem}
.aa-content blockquote{border-left:4px solid var(--aa-orange);margin:24px 0;padding:10px 18px;background:#fff8f1}
.aa-content figure{margin:24px 0}
.aa-content .aligncenter{margin-inline:auto}
.aa-content iframe{max-width:100%}

/* Search */
.aa-search-form{display:flex;gap:10px;margin:22px 0}
.aa-search-form input{min-width:0;flex:1;border:1px solid #cbd5da;border-radius:12px;padding:13px 15px;background:#fff}
.aa-search-form button{border:0;border-radius:12px;background:var(--aa-green);color:#fff;padding:13px 20px;font-weight:800;cursor:pointer}
.aa-search-item{padding:18px 0;border-bottom:1px solid var(--aa-line)}
.aa-search-item h2{margin:0;font-size:1.25rem}
.aa-search-item p{margin:5px 0 0;color:var(--aa-muted)}

/* Search states */
.aa-search-help{min-height:1.35em;margin:7px 0 0;color:var(--aa-muted);font-size:.82rem}
.aa-search-message{display:none;margin:-4px 0 16px;padding:10px 13px;border-radius:10px;background:#fff8f1;color:#9a4c0d;font-size:.92rem;font-weight:700}
.aa-search-message.is-visible{display:block}
.aa-search-message.is-error{border:1px solid #f0d0b1}
.aa-search-empty-state{text-align:center;padding:30px 10px 10px}
.aa-search-empty-icon{display:inline-flex;width:58px;height:58px;align-items:center;justify-content:center;border-radius:50%;background:#f0f7f4;color:var(--aa-green);font-size:2rem;font-weight:800}
.aa-search-empty-state h2{margin:16px 0 4px;font-size:1.4rem}
.aa-search-empty-state p{margin:0;color:var(--aa-muted)}

/* Footer */
.aa-footer{position:relative;overflow:hidden;background:linear-gradient(180deg,#fff 0%,#f8fbfa 100%);border-top:1px solid var(--aa-line);padding:38px 0 24px}
.aa-footer:before{content:"";position:absolute;left:0;right:0;top:0;height:3px;background:linear-gradient(90deg,var(--aa-orange) 0 28%,var(--aa-green) 28% 72%,var(--aa-orange) 72% 100%);opacity:.9}
.aa-footer-inner{display:grid;grid-template-columns:1fr;gap:24px;align-items:start}
.aa-footer-main{position:relative}
.aa-footer-brand{display:inline-block;font-size:1.9rem;font-weight:850;letter-spacing:-.045em;color:var(--aa-navy);text-decoration:none}
.aa-footer-brand .dot{color:var(--aa-orange)}
.aa-footer-tag{display:inline-flex;align-items:center;gap:7px;margin:12px 0 0;padding:7px 11px;border:1px solid #d7e4df;border-radius:999px;background:#fff;color:var(--aa-green);font-size:.72rem;font-weight:900;letter-spacing:.12em;box-shadow:0 4px 14px rgba(24,50,77,.05)}
.aa-footer-tag b{color:var(--aa-orange);font-size:.9rem;line-height:1}
.aa-footer-eyebrow{margin:14px 0 0;color:var(--aa-green);font-size:.75rem;font-weight:900;letter-spacing:.1em;text-transform:uppercase}
.aa-footer-note{max-width:680px;margin:7px 0 0;color:var(--aa-muted);font-size:.95rem;line-height:1.65}
.aa-footer-bottom{display:flex;align-items:center;justify-content:space-between;gap:14px;border-top:1px solid var(--aa-line);padding-top:17px;color:var(--aa-muted);font-size:.9rem}
.aa-footer-mark{color:var(--aa-orange);font-size:1.05rem}

a:focus-visible, button:focus-visible, input:focus-visible, select:focus-visible, textarea:focus-visible{outline:3px solid rgba(239,125,25,.55);outline-offset:3px}

@media(prefers-reduced-motion:reduce){
  html{scroll-behavior:auto}
  *,*::before,*::after{transition-duration:.01ms !important;animation-duration:.01ms !important;animation-iteration-count:1 !important}
}

@media(max-width:759px){
  .aa-container{width:min(calc(100% - 24px),var(--aa-max))}
  .aa-header-inner{min-height:104px}
  .aa-card{padding:22px 16px;border-radius:16px}
  .aa-home-hero{padding:28px 16px}
  .aa-hero-search{margin-top:28px;padding:20px 16px;border-radius:15px}
  .aa-search-field{margin-bottom:18px}
  .aa-search-field label{font-size:.84rem}
  .aa-hero-search select,.aa-hero-search input,.aa-hero-search-button{min-height:56px}
  .aa-footer-inner{grid-template-columns:1fr}
  .aa-footer-bottom{grid-column:auto}
  .aa-main{padding-top:22px}
  .aa-content{font-size:1.02rem}
  .aa-class-directory{margin-top:26px}
  .aa-class-block{margin-top:30px;padding-top:20px}
  .aa-class-heading{font-size:1.5rem;margin-bottom:10px}
  .aa-subject-row{min-height:54px;padding:13px 12px;gap:10px}
  .aa-subject-row:hover{padding-left:12px;padding-right:12px}
  .aa-subject-name{font-size:1rem}
  .aa-subject-medium{font-size:.86rem}
  .aa-study-arrow{font-size:1.2rem}
}


/* SEO-friendly lesson navigation */
.aa-lesson-nav{display:grid;grid-template-columns:1fr 1fr;gap:14px;margin-top:34px;padding-top:24px;border-top:1px solid var(--aa-line)}
.aa-lesson-nav-item{display:flex;flex-direction:column;gap:5px;padding:16px 18px;border:1px solid var(--aa-line);border-radius:14px;background:var(--aa-soft);color:var(--aa-navy);text-decoration:none;min-width:0}
.aa-lesson-nav-item:hover{text-decoration:none;border-color:#bfd0c8;background:#fff}
.aa-lesson-nav-item span{font-size:.82rem;font-weight:800;color:var(--aa-green);text-transform:uppercase;letter-spacing:.04em}
.aa-lesson-nav-item strong{font-size:1rem;line-height:1.4;font-weight:750;overflow-wrap:anywhere}
.aa-lesson-next{text-align:right}
.aa-content h2,.aa-content h3,.aa-content h4{scroll-margin-top:24px}
.aa-content table{width:100%;border-collapse:collapse}
.aa-content th{font-weight:800}
.aa-content img{display:block;margin-inline:auto}
@media(max-width:620px){
  .aa-lesson-nav{grid-template-columns:1fr}
  .aa-lesson-next{text-align:left}
}


/* -------------------------------------------------------------------------
 * AskAssam content formatting classes
 * These classes are intentionally simple so they can be added from the
 * WordPress editor's Additional CSS class(es) field.
 * ------------------------------------------------------------------------- */
.section-title {
    margin: 1.5rem 0 0.75rem;
    line-height: 1.4;
    font-weight: 700;
}

h2.section-title {
    font-size: 1.5rem;
}

h3.section-title {
    font-size: 1.15rem;
}

.fs-16 {
    font-size: 16px;
    line-height: 1.7;
}

.question {
    margin-top: 1.25rem;
    margin-bottom: 0.35rem;
    font-weight: 600;
    line-height: 1.6;
    color: #0b7f59;
}

.answer {
    margin-top: 0.25rem;
    margin-bottom: 1rem;
    line-height: 1.7;
}

.fs-16 ul,
ul.fs-16 {
    margin: 0.5rem 0 1.25rem;
    padding-left: 1.5rem;
}

.fs-16 li,
ul.fs-16 li {
    margin-bottom: 0.35rem;
    line-height: 1.7;
}

/* Related lessons */
.aa-related-lessons{margin-top:32px;padding-top:26px;border-top:1px solid var(--aa-line)}
.aa-related-head{display:flex;align-items:end;justify-content:space-between;gap:18px;margin-bottom:14px}
.aa-related-head h2{position:relative;margin:0;padding-bottom:7px;color:var(--aa-navy);font-size:clamp(1.4rem,3.5vw,1.85rem);line-height:1.2;letter-spacing:-.025em}
.aa-related-head h2::after{content:"";position:absolute;left:0;bottom:0;width:42px;height:3px;border-radius:3px;background:var(--aa-green)}
.aa-related-head p{margin:0;color:var(--aa-muted);font-size:.9rem}
.aa-related-grid{display:grid;grid-template-columns:repeat(2,minmax(0,1fr));gap:10px}
.aa-related-card{position:relative;display:block;padding:15px 42px 15px 17px;border:1px solid var(--aa-line);border-radius:12px;background:#fff;color:var(--aa-navy);transition:transform .15s ease,box-shadow .15s ease,border-color .15s ease,background-color .15s ease}
.aa-related-card:hover{text-decoration:none;transform:translateY(-1px);box-shadow:0 6px 16px rgba(24,50,77,.06);border-color:#c8d4d7;background:var(--aa-soft)}
.aa-related-card strong{display:block;margin-top:3px;font-size:1rem;line-height:1.4}
.aa-related-number{display:block;color:var(--aa-green);font-size:.75rem;font-weight:850;letter-spacing:.05em;text-transform:uppercase}
.aa-related-arrow{position:absolute;right:15px;top:50%;transform:translateY(-50%);font-size:1.1rem;color:var(--aa-orange);font-weight:850;transition:transform .15s ease}
.aa-related-card:hover .aa-related-arrow{transform:translate(2px,-50%)}
@media(max-width:640px){
  .aa-related-head{display:block}
  .aa-related-head p{margin-top:5px}
  .aa-related-grid{grid-template-columns:1fr}
}

/* Related lessons: keep the card layout stable against generic link/list styles. */
.aa-related-grid{display:grid !important;grid-template-columns:repeat(2,minmax(0,1fr)) !important;gap:10px !important;margin:0 !important;padding:0 !important;list-style:none !important}
.aa-related-grid > *{min-width:0}
.aa-related-card{display:block !important;width:100%;box-sizing:border-box;text-decoration:none !important}
.aa-related-card strong{display:block !important}
@media(max-width:640px){.aa-related-grid{grid-template-columns:1fr !important}}