/*
Theme Name: AI Space Tools
Theme URI: https://example.com/ai-space-tools
Author: AI Space Tools Studio
Author URI: https://example.com
Description: A fast, SEO-friendly, mobile-first WordPress theme for AI tools directories, built with a futuristic space + AI visual identity. Includes a custom AI Tool post type, dark/light mode, live search, Customizer controls, and AdSense-friendly widget areas.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 8.0
Tested up to: 6.6
License: GNU General Public License v2 or later
License URI: LICENSE
Text Domain: aispace
Tags: blog, e-commerce, custom-colors, custom-logo, custom-menu, featured-images, full-width-template, rtl-language-support, translation-ready
*/

/* =========================================================
   AI SPACE TOOLS — DESIGN SYSTEM
   Palette
     --aispace-void:      #06070f  (deep space background)
     --aispace-nebula:    #0d1128  (secondary panel background)
     --aispace-blue:      #4f8dff  (primary accent)
     --aispace-violet:    #9b6bff  (secondary accent)
     --aispace-cyan:      #43e8e0  (tertiary accent)
     --aispace-star:      #eef1fb  (light text on dark)
   Type
     Display: "Space Grotesk"  — headings, tool names, hero
     Body:    "Inter"          — paragraphs, UI copy
     Mono:    "JetBrains Mono" — prices, ratings, meta labels
   ========================================================= */

:root{
  /* -- brand accents (shared by both modes) -- */
  --aispace-blue:#4f8dff;
  --aispace-violet:#9b6bff;
  --aispace-cyan:#43e8e0;
  --aispace-warn:#ff8a5c;

  /* -- dark (default) mode tokens -- */
  --bg:#06070f;
  --bg-alt:#0d1128;
  --panel:rgba(255,255,255,0.05);
  --panel-strong:rgba(255,255,255,0.08);
  --border:rgba(255,255,255,0.10);
  --text:#eef1fb;
  --text-muted:#a4acc9;
  --shadow:0 20px 60px -20px rgba(79,141,255,0.25);

  --radius-lg:20px;
  --radius-md:14px;
  --radius-sm:8px;

  --font-display:"Space Grotesk", "Segoe UI", sans-serif;
  --font-body:"Inter", "Segoe UI", sans-serif;
  --font-mono:"JetBrains Mono", ui-monospace, monospace;

  --container:1240px;
  --motion-fast:.18s ease;
  --motion-slow:.6s cubic-bezier(.2,.8,.2,1);
}

[data-aispace-theme="light"]{
  --bg:#f6f7fc;
  --bg-alt:#ffffff;
  --panel:#ffffff;
  --panel-strong:#ffffff;
  --border:rgba(20,20,40,0.08);
  --text:#12131c;
  --text-muted:#585f7a;
  --shadow:0 20px 50px -25px rgba(79,141,255,0.35);
}

[data-aispace-motion="reduced"] *{
  animation-duration:.001ms !important;
  animation-iteration-count:1 !important;
  transition-duration:.001ms !important;
  scroll-behavior:auto !important;
}

*,*::before,*::after{box-sizing:border-box;}
html{scroll-behavior:smooth;}
body{
  margin:0;
  background:var(--bg);
  color:var(--text);
  font-family:var(--font-body);
  font-size:16px;
  line-height:1.6;
  -webkit-font-smoothing:antialiased;
  transition:background var(--motion-fast),color var(--motion-fast);
  overflow-x:hidden;
}
body.aispace-space-bg{
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255,255,255,.5) 0, transparent 100%),
    radial-gradient(1px 1px at 70% 60%, rgba(255,255,255,.4) 0, transparent 100%),
    radial-gradient(1.5px 1.5px at 40% 80%, rgba(255,255,255,.5) 0, transparent 100%),
    radial-gradient(1px 1px at 85% 15%, rgba(255,255,255,.4) 0, transparent 100%),
    radial-gradient(1px 1px at 55% 45%, rgba(255,255,255,.3) 0, transparent 100%),
    radial-gradient(ellipse at top, rgba(79,141,255,.12), transparent 60%),
    radial-gradient(ellipse at bottom right, rgba(155,107,255,.10), transparent 55%);
  background-repeat:no-repeat;
  background-size:cover;
  background-attachment:fixed;
}
[data-aispace-theme="light"] body.aispace-space-bg{
  background-image:
    radial-gradient(ellipse at top, rgba(79,141,255,.08), transparent 60%),
    radial-gradient(ellipse at bottom right, rgba(155,107,255,.08), transparent 55%);
}

img{max-width:100%;height:auto;display:block;}
a{color:inherit;text-decoration:none;}
h1,h2,h3,h4{font-family:var(--font-display);line-height:1.15;margin:0 0 .5em;font-weight:600;letter-spacing:-0.01em;}
p{margin:0 0 1em;color:var(--text-muted);}
ul{list-style:none;margin:0;padding:0;}
button{font-family:inherit;}

.container{max-width:var(--container);margin:0 auto;padding:0 24px;}
.eyebrow{
  display:inline-flex;align-items:center;gap:8px;
  font-family:var(--font-mono);font-size:12px;letter-spacing:.12em;text-transform:uppercase;
  color:var(--aispace-cyan);margin-bottom:14px;
}
.eyebrow::before{content:"";width:8px;height:8px;border-radius:50%;background:currentColor;box-shadow:0 0 12px currentColor;}

.glass{
  background:var(--panel);
  border:1px solid var(--border);
  border-radius:var(--radius-lg);
  backdrop-filter:blur(16px);
  -webkit-backdrop-filter:blur(16px);
}

.btn{
  display:inline-flex;align-items:center;justify-content:center;gap:8px;
  padding:13px 24px;border-radius:999px;border:1px solid transparent;
  font-weight:600;font-size:15px;cursor:pointer;transition:transform var(--motion-fast),box-shadow var(--motion-fast),background var(--motion-fast);
}
.btn:hover{transform:translateY(-2px);}
.btn:focus-visible{outline:2px solid var(--aispace-cyan);outline-offset:3px;}
.btn-primary{
  background:linear-gradient(135deg,var(--aispace-blue),var(--aispace-violet));
  color:#fff;box-shadow:0 10px 30px -8px rgba(79,141,255,.55);
}
.btn-primary:hover{box-shadow:0 16px 36px -8px rgba(155,107,255,.65);}
.btn-ghost{
  background:var(--panel);border-color:var(--border);color:var(--text);
}
.btn-ghost:hover{border-color:var(--aispace-blue);}
.btn-sm{padding:9px 16px;font-size:13px;}

/* ---------- Skip link / accessibility ---------- */
.skip-link{
  position:absolute;left:-999px;top:0;background:var(--aispace-blue);color:#fff;
  padding:12px 18px;z-index:9999;border-radius:0 0 8px 0;
}
.skip-link:focus{left:0;}
:focus-visible{outline:2px solid var(--aispace-cyan);outline-offset:2px;}

/* ---------- Header ---------- */
.site-header{
  position:sticky;top:0;z-index:500;
  background:color-mix(in srgb, var(--bg) 78%, transparent);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
.header-inner{display:flex;align-items:center;gap:24px;padding:14px 24px;}
.site-branding{display:flex;align-items:center;gap:10px;font-family:var(--font-display);font-weight:700;font-size:20px;}
.site-branding .logo-mark{
  width:34px;height:34px;border-radius:10px;
  background:conic-gradient(from 180deg,var(--aispace-blue),var(--aispace-violet),var(--aispace-cyan),var(--aispace-blue));
  display:inline-block;
}
.site-branding img{height:34px;width:auto;border-radius:8px;}
.primary-nav{display:none;}
.primary-nav ul{display:flex;gap:6px;align-items:center;}
.primary-nav a{
  padding:10px 14px;border-radius:999px;font-size:14px;font-weight:500;color:var(--text-muted);
  transition:background var(--motion-fast),color var(--motion-fast);
}
.primary-nav a:hover,.primary-nav .current-menu-item>a{background:var(--panel);color:var(--text);}
.header-actions{display:flex;align-items:center;gap:10px;margin-left:auto;}
.header-search-toggle,.theme-toggle{
  width:40px;height:40px;border-radius:50%;display:inline-flex;align-items:center;justify-content:center;
  background:var(--panel);border:1px solid var(--border);color:var(--text);cursor:pointer;
}
.theme-toggle svg{width:18px;height:18px;}
[data-aispace-theme="light"] .icon-moon{display:none;}
[data-aispace-theme="dark"] .icon-sun,:root:not([data-aispace-theme]) .icon-sun{display:none;}

@media (min-width:960px){
  .primary-nav{display:block;}
  .mobile-menu-toggle,.mobile-bottom-nav{display:none !important;}
}

/* ---------- Mobile menu ---------- */
.mobile-menu-toggle{
  width:40px;height:40px;border-radius:10px;background:var(--panel);border:1px solid var(--border);
  display:inline-flex;align-items:center;justify-content:center;color:var(--text);cursor:pointer;
}
.mobile-menu{
  position:fixed;inset:0 0 0 auto;width:min(340px,86vw);height:100vh;background:var(--bg-alt);
  border-left:1px solid var(--border);transform:translateX(100%);transition:transform var(--motion-slow);
  z-index:700;padding:24px;overflow-y:auto;
}
.mobile-menu.is-open{transform:translateX(0);}
.mobile-menu-backdrop{position:fixed;inset:0;background:rgba(0,0,0,.5);opacity:0;pointer-events:none;transition:opacity var(--motion-fast);z-index:650;}
.mobile-menu-backdrop.is-open{opacity:1;pointer-events:auto;}
.mobile-menu ul{display:flex;flex-direction:column;gap:4px;margin-top:32px;}
.mobile-menu a{display:block;padding:14px 12px;border-radius:12px;font-size:16px;}
.mobile-menu a:hover{background:var(--panel);}

.mobile-bottom-nav{
  position:fixed;left:0;right:0;bottom:0;z-index:500;display:flex;
  background:color-mix(in srgb, var(--bg-alt) 92%, transparent);
  backdrop-filter:blur(14px);border-top:1px solid var(--border);
  padding:6px 4px calc(6px + env(safe-area-inset-bottom));
}
.mobile-bottom-nav a{
  flex:1;display:flex;flex-direction:column;align-items:center;gap:3px;
  font-size:11px;color:var(--text-muted);padding:6px 2px;border-radius:12px;
}
.mobile-bottom-nav a.is-active,.mobile-bottom-nav a:hover{color:var(--aispace-blue);}
.mobile-bottom-nav svg{width:20px;height:20px;}

@media (max-width:959px){
  body{padding-bottom:70px;}
}

/* ---------- Hero ---------- */
.hero{position:relative;padding:96px 0 72px;overflow:hidden;text-align:center;}
.hero-orbit{
  position:absolute;left:50%;top:40%;width:640px;height:640px;transform:translate(-50%,-50%);
  border:1px dashed var(--border);border-radius:50%;animation:spin 60s linear infinite;pointer-events:none;
}
.hero-orbit::before,.hero-orbit::after{
  content:"";position:absolute;width:520px;height:520px;left:50%;top:50%;
  transform:translate(-50%,-50%);border:1px dashed var(--border);border-radius:50%;
}
.hero-orbit::after{width:400px;height:400px;animation:none;}
@keyframes spin{to{transform:translate(-50%,-50%) rotate(360deg);}}
.hero h1{font-size:clamp(32px,5vw,56px);max-width:820px;margin:0 auto 18px;}
.hero h1 .grad{
  background:linear-gradient(135deg,var(--aispace-blue),var(--aispace-violet) 55%,var(--aispace-cyan));
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-sub{max-width:600px;margin:0 auto 36px;font-size:17px;}
.hero-search{
  position:relative;max-width:620px;margin:0 auto 20px;display:flex;gap:8px;
  padding:8px;border-radius:999px;
}
.hero-search input{
  flex:1;border:none;background:transparent;color:var(--text);font-size:15px;padding:12px 18px;outline:none;
}
.hero-search button{border-radius:999px;}
.hero-suggestions{display:flex;flex-wrap:wrap;justify-content:center;gap:8px;margin-bottom:36px;}
.hero-suggestions a{
  font-size:13px;padding:7px 14px;border-radius:999px;border:1px solid var(--border);color:var(--text-muted);
  transition:border-color var(--motion-fast),color var(--motion-fast);
}
.hero-suggestions a:hover{border-color:var(--aispace-blue);color:var(--text);}
.hero-cta{display:flex;justify-content:center;gap:14px;flex-wrap:wrap;}
.search-live-results{
  position:absolute;left:8px;right:8px;top:calc(100% + 8px);z-index:60;text-align:left;
  max-height:360px;overflow-y:auto;padding:10px;display:none;
}
.search-live-results.is-open{display:block;}
.search-live-results a{display:flex;gap:10px;align-items:center;padding:10px;border-radius:12px;}
.search-live-results a:hover,.search-live-results a.is-active{background:var(--panel);}
.search-live-results .sr-name{font-weight:600;font-size:14px;}
.search-live-results .sr-meta{font-size:12px;color:var(--text-muted);}
.search-live-empty{padding:14px;font-size:13px;color:var(--text-muted);}

/* ---------- Section headings ---------- */
.section{padding:64px 0;}
.section-head{display:flex;align-items:flex-end;justify-content:space-between;gap:16px;margin-bottom:32px;flex-wrap:wrap;}
.section-head h2{font-size:clamp(24px,3vw,32px);}
.section-head .view-all{font-size:14px;font-weight:600;color:var(--aispace-blue);display:inline-flex;align-items:center;gap:4px;}

/* ---------- Tool grid & cards ---------- */
.tool-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:20px;}
@media (max-width:1100px){.tool-grid{grid-template-columns:repeat(2,1fr);}}
@media (max-width:600px){.tool-grid{grid-template-columns:1fr;}}

.tool-card{
  padding:20px;transition:transform var(--motion-fast),box-shadow var(--motion-fast),border-color var(--motion-fast);
  display:flex;flex-direction:column;height:100%;
}
.tool-card:hover{transform:translateY(-4px);border-color:rgba(79,141,255,.4);box-shadow:var(--shadow);}
.tool-card-top{display:flex;align-items:center;gap:12px;margin-bottom:14px;}
.tool-logo{width:44px;height:44px;border-radius:12px;object-fit:cover;background:var(--panel-strong);flex-shrink:0;}
.tool-logo-fallback{
  width:44px;height:44px;border-radius:12px;flex-shrink:0;
  background:linear-gradient(135deg,var(--aispace-blue),var(--aispace-violet));
  display:flex;align-items:center;justify-content:center;color:#fff;font-family:var(--font-display);font-weight:700;
}
.tool-card-name{font-size:16px;margin:0;}
.tool-card-cat{font-size:12px;color:var(--text-muted);}
.tool-card-desc{font-size:13.5px;flex:1;margin-bottom:16px;}
.tool-card-meta{display:flex;align-items:center;justify-content:space-between;gap:8px;}
.pill{
  font-family:var(--font-mono);font-size:11px;padding:4px 10px;border-radius:999px;
  border:1px solid var(--border);color:var(--text-muted);text-transform:uppercase;letter-spacing:.06em;
}
.pill-free{color:var(--aispace-cyan);border-color:rgba(67,232,224,.35);}
.pill-paid{color:var(--aispace-warn);border-color:rgba(255,138,92,.35);}
.tool-rating{display:inline-flex;align-items:center;gap:4px;font-size:12px;color:var(--text-muted);}
.tool-rating svg{width:13px;height:13px;fill:#ffb545;}
.verified-badge{
  display:inline-flex;width:15px;height:15px;border-radius:50%;background:var(--aispace-blue);
  align-items:center;justify-content:center;flex-shrink:0;
}
.verified-badge svg{width:9px;height:9px;fill:#fff;}
.tool-card-cta{margin-top:14px;text-align:center;}

/* ---------- Category chips ---------- */
.category-grid{display:grid;grid-template-columns:repeat(5,1fr);gap:16px;}
@media (max-width:900px){.category-grid{grid-template-columns:repeat(3,1fr);}}
@media (max-width:600px){.category-grid{grid-template-columns:repeat(2,1fr);}}
.category-card{padding:22px 16px;text-align:center;transition:transform var(--motion-fast),border-color var(--motion-fast);}
.category-card:hover{transform:translateY(-3px);border-color:var(--aispace-violet);}
.category-icon{
  width:46px;height:46px;margin:0 auto 12px;border-radius:14px;
  background:linear-gradient(135deg,rgba(79,141,255,.18),rgba(155,107,255,.18));
  display:flex;align-items:center;justify-content:center;color:var(--aispace-blue);
}
.category-card h3{font-size:14px;margin:0 0 4px;}
.category-card span{font-size:12px;color:var(--text-muted);}

/* ---------- Creators strip ---------- */
.creators-strip{display:flex;gap:16px;overflow-x:auto;padding-bottom:8px;}
.creator-chip{
  flex:0 0 auto;display:flex;align-items:center;gap:10px;padding:10px 16px;border-radius:999px;
}
.creator-chip img{width:32px;height:32px;border-radius:50%;}

/* ---------- Filters / directory ---------- */
.directory-layout{display:grid;grid-template-columns:260px 1fr;gap:32px;align-items:start;}
@media (max-width:900px){.directory-layout{grid-template-columns:1fr;}}
.filters-panel{padding:20px;position:sticky;top:90px;}
.filters-panel h3{font-size:13px;text-transform:uppercase;letter-spacing:.08em;color:var(--text-muted);margin-bottom:12px;}
.filter-group{margin-bottom:22px;}
.filter-group label{display:flex;align-items:center;gap:8px;font-size:14px;padding:6px 0;cursor:pointer;color:var(--text-muted);}
.filter-group input{accent-color:var(--aispace-blue);}
.toolbar{display:flex;align-items:center;justify-content:space-between;gap:12px;margin-bottom:20px;flex-wrap:wrap;}
.toolbar select{
  background:var(--panel);border:1px solid var(--border);color:var(--text);padding:9px 14px;border-radius:10px;font-size:13px;
}
.results-count{font-size:13px;color:var(--text-muted);}
.load-more-wrap{text-align:center;margin-top:32px;}

/* ---------- Single tool page ---------- */
.tool-hero{padding:48px 0 24px;}
.tool-hero-top{display:flex;gap:20px;align-items:flex-start;flex-wrap:wrap;}
.tool-hero-logo{width:84px;height:84px;border-radius:20px;object-fit:cover;}
.tool-hero h1{font-size:clamp(26px,4vw,38px);margin-bottom:6px;display:flex;align-items:center;gap:10px;}
.tool-hero-tags{display:flex;flex-wrap:wrap;gap:8px;margin:10px 0;}
.tool-body{display:grid;grid-template-columns:2fr 1fr;gap:32px;align-items:start;}
@media (max-width:900px){.tool-body{grid-template-columns:1fr;}}
.tool-main article > h2{font-size:20px;margin-top:36px;}
.pros-cons{display:grid;grid-template-columns:1fr 1fr;gap:16px;margin:20px 0;}
@media (max-width:600px){.pros-cons{grid-template-columns:1fr;}}
.pros-cons .glass{padding:18px;}
.pros-cons h4{font-size:14px;margin-bottom:10px;}
.pros-cons ul li{font-size:14px;padding:6px 0;padding-left:22px;position:relative;color:var(--text-muted);}
.pros li::before{content:"✓";position:absolute;left:0;color:var(--aispace-cyan);}
.cons li::before{content:"✕";position:absolute;left:0;color:var(--aispace-warn);}
.tool-sidebar .glass{padding:22px;margin-bottom:20px;}
.faq-item{border-bottom:1px solid var(--border);padding:16px 0;}
.faq-item summary{cursor:pointer;font-weight:600;font-size:15px;list-style:none;display:flex;justify-content:space-between;}
.faq-item summary::-webkit-details-marker{display:none;}
.faq-item p{margin-top:10px;}

/* ---------- Breadcrumbs ---------- */
.breadcrumbs{font-size:13px;color:var(--text-muted);margin-bottom:18px;}
.breadcrumbs a{color:var(--text-muted);}
.breadcrumbs a:hover{color:var(--aispace-blue);}
.breadcrumbs span[aria-current]{color:var(--text);}

/* ---------- Blog ---------- */
.post-card{overflow:hidden;}
.post-card img{aspect-ratio:16/9;object-fit:cover;border-radius:var(--radius-lg) var(--radius-lg) 0 0;}
.post-card-body{padding:18px 20px;}
.post-card-meta{font-size:12px;color:var(--text-muted);margin-bottom:8px;}
.post-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:24px;}
@media (max-width:900px){.post-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:600px){.post-grid{grid-template-columns:1fr;}}
.reading-toc{padding:18px;margin:24px 0;}
.reading-toc h4{font-size:13px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:10px;}
.reading-toc a{display:block;font-size:14px;padding:5px 0;color:var(--text-muted);}
.single-post-content{max-width:760px;margin:0 auto;}
.single-post-content h2,.single-post-content h3{margin-top:1.6em;}
.share-row{display:flex;gap:8px;margin:28px 0;}
.share-row a{width:38px;height:38px;border-radius:50%;display:flex;align-items:center;justify-content:center;}

/* ---------- Widgets / ad slots ---------- */
.ad-slot{border:1px dashed var(--border);border-radius:var(--radius-md);padding:14px;text-align:center;font-size:12px;color:var(--text-muted);margin:24px 0;}
.widget{margin-bottom:28px;}
.widget h2{font-size:14px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:14px;}

/* ---------- Footer ---------- */
.site-footer{border-top:1px solid var(--border);margin-top:64px;padding:56px 0 90px;background:var(--bg-alt);}
.footer-grid{display:grid;grid-template-columns:1.4fr 1fr 1fr 1fr;gap:32px;}
@media (max-width:800px){.footer-grid{grid-template-columns:1fr 1fr;}}
@media (max-width:500px){.footer-grid{grid-template-columns:1fr;}}
.footer-grid h4{font-size:13px;text-transform:uppercase;letter-spacing:.06em;margin-bottom:14px;color:var(--text-muted);}
.footer-grid ul li{padding:5px 0;}
.footer-grid a{font-size:14px;color:var(--text-muted);}
.footer-grid a:hover{color:var(--aispace-blue);}
.footer-social{display:flex;gap:10px;margin-top:14px;}
.footer-social a{width:36px;height:36px;border-radius:50%;display:flex;align-items:center;justify-content:center;}
.footer-bottom{
  display:flex;justify-content:space-between;flex-wrap:wrap;gap:12px;margin-top:44px;padding-top:24px;
  border-top:1px solid var(--border);font-size:13px;color:var(--text-muted);
}
@media (max-width:959px){.footer-bottom{padding-bottom:70px;}}

/* ---------- 404 & empty states ---------- */
.empty-state{text-align:center;padding:80px 0;}
.empty-state h1{font-size:80px;background:linear-gradient(135deg,var(--aispace-blue),var(--aispace-violet));-webkit-background-clip:text;background-clip:text;color:transparent;}

/* ---------- Utility ---------- */
.text-center{text-align:center;}
.mt-0{margin-top:0;}
.sr-only{position:absolute;width:1px;height:1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;}