/*
Theme Name: MicahMath by LearnIndex
Theme URI: https://learnindex.com/
Author: LearnIndex
Author URI: https://learnindex.com/
Description: Custom MicahMath WordPress theme by LearnIndex with editable homepage sections and companion interactive math tools support.
Version: 1.1.0
Text Domain: micahmath-learnindex
*/
:root {
  --navy:#06152f;
  --navy-2:#0b2347;
  --blue:#1782ff;
  --blue-2:#56a8ff;
  --ink:#101827;
  --muted:#5c6678;
  --line:#dce3ed;
  --soft:#f4f8fd;
  --white:#fff;
  --radius:14px;
  --shadow:0 18px 45px rgba(6,21,47,.13);
}
*{box-sizing:border-box}
html{scroll-behavior:smooth}
body{margin:0;font-family:Inter,system-ui,-apple-system,Segoe UI,sans-serif;color:var(--ink);background:#fff;line-height:1.6}
a{text-decoration:none;color:inherit}
img{display:block;max-width:100%}
button,input{font:inherit}
.container{width:min(1180px,calc(100% - 40px));margin-inline:auto}
.site-header{position:sticky;top:0;z-index:50;background:rgba(6,21,47,.96);backdrop-filter:blur(14px);color:#fff;border-bottom:1px solid rgba(255,255,255,.08)}
.nav-wrap{min-height:80px;display:flex;align-items:center;justify-content:space-between;gap:30px}
.brand{display:flex;flex-wrap:wrap;align-items:baseline;font-size:28px;font-weight:800;letter-spacing:-1px;line-height:1}
.brand strong,.footer-brand strong{color:var(--blue-2)}
.brand small{flex-basis:100%;font-size:11px;font-weight:500;letter-spacing:0;margin-top:8px;color:#cbd8e9}
.main-nav{display:flex;align-items:center;gap:36px;font-size:14px;font-weight:600}
.main-nav a{position:relative;padding:28px 0;color:#e9f0fa}
.main-nav a::after{content:"";position:absolute;left:0;right:0;bottom:17px;height:2px;background:var(--blue);transform:scaleX(0);transition:.25s}
.main-nav a:hover::after,.main-nav a.active::after{transform:scaleX(1)}
.menu-toggle{display:none;background:none;border:0;padding:8px;cursor:pointer}
.menu-toggle span{display:block;width:25px;height:2px;background:white;margin:5px}
.hero{position:relative;overflow:hidden;color:#fff;background:radial-gradient(circle at 0% 0%,#0f1b37 0,#0f1b37 0%,#0f1b37 0%);min-height:480px}
.hero::before{content:"π  3.14159   ∑   x²+y²   ∞   E=mc²   △   √";position:absolute;inset:25% 0 auto 0;color:rgba(255,255,255,.035);font-size:100px;white-space:nowrap;transform:rotate(-4deg)}
.hero-grid{display:grid;grid-template-columns:1.03fr .97fr;align-items:center;min-height:480px}
.hero-copy{padding:60px 0;position:relative;z-index:2}
.eyebrow,.kicker{margin:0 0 8px;color:var(--blue);font-size:13px;font-weight:800;text-transform:uppercase;letter-spacing:.14em}
.hero h1{font-size:clamp(44px,5.3vw,72px);line-height:1.06;letter-spacing:-.045em;margin:0 0 24px;max-width:760px}
.hero h1 span{color:var(--blue-2)}
.hero-text{font-size:18px;max-width:650px;color:#dce7f6;margin:0 0 30px}
.hero-actions{display:flex;gap:15px;flex-wrap:wrap}
.btn{display:inline-flex;align-items:center;justify-content:center;min-height:48px;padding:0 22px;border-radius:8px;border:1px solid transparent;font-weight:700;font-size:14px;cursor:pointer;transition:transform .2s,box-shadow .2s,background .2s}
.btn:hover{transform:translateY(-2px)}
.btn-primary{background:linear-gradient(135deg,var(--blue),#0870eb);color:white;box-shadow:0 12px 25px rgba(23,130,255,.24)}
.btn-outline{border-color:#4da4ff;color:#fff;background:rgba(255,255,255,.03)}
.btn-light{border-color:var(--blue);color:var(--blue);background:#fff}
.hero-visual{align-self:stretch;display:flex;align-items:flex-end;justify-content:center;position:relative}
.hero-visual img{width:100%;height:100%;object-fit:cover;object-position:center}
.section{padding:55px 0}
.section-heading{display:flex;align-items:center;gap:12px;margin-bottom:28px}
.section-heading h2{font-size:25px;margin:0;letter-spacing:-.02em}
.heading-icon{width:28px;height:28px;display:grid;place-items:center;color:var(--blue);font-weight:800}.heading-icon.youtube{background:#f20d21;color:#fff;border-radius:7px;font-size:12px}
.latest{border-bottom:1px solid var(--line)}
.latest-grid{display:grid;grid-template-columns:1.1fr .9fr;gap:48px;align-items:center}
.video-card{position:relative;border-radius:10px;overflow:hidden;box-shadow:var(--shadow);background:#06152f}
.video-card img{width:100%;aspect-ratio:1.94/1;object-fit:cover}
.play-button{position:absolute;left:50%;top:50%;transform:translate(-50%,-50%);width:70px;height:50px;border-radius:12px;background:#ef1025;color:#fff;display:grid;place-items:center;font-size:22px;box-shadow:0 12px 30px rgba(0,0,0,.35)}
.video-copy h3{font-size:31px;margin:2px 0 14px}.video-copy p:not(.kicker){color:var(--muted);max-width:530px;margin-bottom:22px}.text-link{display:block;color:var(--blue);font-weight:600;margin-top:16px}
.topics-section{background:linear-gradient(#fff,#fbfdff)}
.topic-grid,.extra-topics{display:grid;grid-template-columns:repeat(3,1fr);gap:16px}
.topic-card{border:1px solid var(--line);border-radius:10px;padding:28px 18px 24px;text-align:center;background:#fff;transition:.25s}
.topic-card:hover{transform:translateY(-6px);box-shadow:var(--shadow);border-color:#b7d7fb}
.topic-icon{width:54px;height:54px;border-radius:12px;margin:0 auto 15px;display:grid;place-items:center;color:#fff;font-size:24px;font-weight:800}.blue{background:#2989ed}.green{background:#19bc82}.purple{background:#8d46e9}.orange{background:#ff8b22}.planet{background:#2686f5;border-radius:50%}.yellow{background:#ffc226;color:#fff}
.topic-card h3{font-size:16px;margin:0 0 8px}.topic-card p{font-size:13px;color:var(--muted);line-height:1.55;margin:0}.center{text-align:center;margin-top:22px}.extra-topics{grid-template-columns:repeat(3,1fr);margin-top:20px}.extra-topics[hidden]{display:none}
.about-section{padding:38px 0;background:linear-gradient(110deg,#eaf5ff,#fff)}
.about-grid{display:grid;grid-template-columns:1.45fr .8fr;gap:55px;align-items:center}.about-main{display:grid;grid-template-columns:180px 1fr;gap:28px;align-items:center}.about-main img{width:180px;height:180px;border-radius:50%;object-fit:cover;border:5px solid #fff;box-shadow:var(--shadow)}.about-main h2{font-size:28px;margin:0 0 10px}.about-main p:not(.kicker){color:#344055;margin:0 0 18px}.mission-list{border-left:1px solid #aac4df;padding-left:30px}.mission-list>div{display:flex;gap:16px;margin:18px 0}.mission-list span{font-size:30px;color:#0a2e6e}.mission-list p{margin:0;font-size:14px}.mission-list strong{display:block;color:#0a265c;font-size:15px}
.newsletter{background:#071a39;color:#fff;padding:28px 0}.newsletter-grid{display:grid;grid-template-columns:1fr 1fr;align-items:center;gap:45px}.newsletter h2{font-size:20px;margin:0}.newsletter p{margin:3px 0;color:#d0dded;font-size:14px}.newsletter form{display:grid;grid-template-columns:1fr auto}.newsletter input{min-width:0;border:0;border-radius:7px 0 0 7px;padding:14px 16px;outline:none}.newsletter button{border:0;border-radius:0 7px 7px 0;background:var(--blue);color:white;font-weight:700;padding:0 25px;cursor:pointer}.form-message{grid-column:1/-1;min-height:20px!important;margin-top:5px!important;color:#7dd3fc!important}
.site-footer{background:#06152f;color:#c8d4e5;padding:42px 0}.footer-grid{display:grid;grid-template-columns:1.6fr repeat(3,1fr);gap:55px}.footer-brand{font-size:27px;color:#fff;font-weight:800}.site-footer p{font-size:12px}.site-footer h3{font-size:13px;color:#fff;margin:0 0 12px}.site-footer a{display:block;font-size:13px;margin:7px 0}.site-footer a:hover{color:#fff}.socials{display:flex;gap:10px}.socials a{width:36px;height:36px;border-radius:50%;display:grid;place-items:center;background:#13284d;color:#fff;margin:0}.reveal{opacity:0;transform:translateY(20px);transition:opacity .65s ease,transform .65s ease}.reveal.visible{opacity:1;transform:none}.sr-only{position:absolute;width:1px;height:1px;padding:0;margin:-1px;overflow:hidden;clip:rect(0,0,0,0);white-space:nowrap;border:0}
@media (max-width:950px){.main-nav{gap:20px}.hero-grid{grid-template-columns:1fr}.hero-copy{padding:70px 0 25px}.hero-visual{height:330px}.latest-grid,.about-grid{grid-template-columns:1fr}.topic-grid{grid-template-columns:repeat(3,1fr)}.footer-grid{grid-template-columns:repeat(2,1fr)}.mission-list{border-left:0;border-top:1px solid #aac4df;padding:20px 0 0}}
@media (max-width:700px){.container{width:min(100% - 28px,1180px)}.menu-toggle{display:block}.main-nav{position:absolute;top:80px;left:0;right:0;background:#06152f;display:none;flex-direction:column;align-items:stretch;padding:14px 24px 25px;gap:0;border-top:1px solid rgba(255,255,255,.08)}.main-nav.open{display:flex}.main-nav a{padding:13px 0}.main-nav a::after{bottom:7px;right:auto;width:35px}.hero h1{font-size:44px}.hero-text{font-size:16px}.hero-visual{height:270px}.section{padding:42px 0}.latest-grid{gap:28px}.topic-grid,.extra-topics{grid-template-columns:repeat(2,1fr)}.about-main{grid-template-columns:1fr;text-align:center}.about-main img{margin:auto}.newsletter-grid{grid-template-columns:1fr;gap:16px}.footer-grid{grid-template-columns:1fr 1fr;gap:30px}}
@media (max-width:430px){.brand{font-size:24px}.hero h1{font-size:38px}.hero-actions .btn{width:100%}.topic-grid,.extra-topics{grid-template-columns:1fr}.newsletter form{grid-template-columns:1fr}.newsletter input,.newsletter button{border-radius:7px}.newsletter button{height:47px;margin-top:8px}.footer-grid{grid-template-columns:1fr}.about-main img{width:150px;height:150px}}

/* Interactive MicahMath topic tools */
.topic-card{cursor:pointer;position:relative}
.topic-card::after{content:"Open tool →";display:block;margin-top:14px;color:var(--blue);font-size:12px;font-weight:800;opacity:0;transform:translateY(4px);transition:.2s}
.topic-card:hover::after,.topic-card:focus-visible::after{opacity:1;transform:none}
.topic-card:focus-visible{outline:3px solid rgba(23,130,255,.25);outline-offset:3px}
body.tool-open{overflow:hidden}
.tool-overlay{position:fixed;inset:0;z-index:999;background:#f5f8fc;display:none;overflow-y:auto}
.tool-overlay.open{display:block;animation:toolIn .25s ease}
@keyframes toolIn{from{opacity:0;transform:scale(.99)}to{opacity:1;transform:none}}
.tool-close{position:fixed;right:24px;top:20px;z-index:1001;width:48px;height:48px;border:1px solid #d5deea;border-radius:50%;background:#fff;color:#06152f;font-size:31px;line-height:1;cursor:pointer;box-shadow:0 8px 25px rgba(6,21,47,.12)}
.tool-shell{min-height:100vh;padding:60px 20px 70px}
.tool-wrap{width:min(900px,100%);margin:auto}
.tool-head{text-align:center;margin-bottom:30px}.tool-badge{width:74px;height:74px;border-radius:20px;margin:0 auto 15px;display:grid;place-items:center;color:#fff;font-size:30px;font-weight:800}.tool-head h2{font-size:clamp(32px,5vw,50px);letter-spacing:-.04em;margin:0}.tool-head p{color:var(--muted);margin:8px auto 0;max-width:620px}
.tool-panel{background:#fff;border:1px solid var(--line);border-radius:20px;padding:clamp(22px,4vw,38px);box-shadow:0 20px 60px rgba(6,21,47,.09)}
.tool-panel h3{margin-top:0;font-size:22px}.tool-row{display:flex;gap:12px;flex-wrap:wrap;align-items:center}.tool-input{flex:1;min-width:180px;padding:14px 16px;border:1px solid #cbd6e4;border-radius:10px;font:inherit;font-size:16px}.tool-btn{border:0;border-radius:10px;background:var(--blue);color:#fff;padding:14px 20px;font-weight:800;cursor:pointer}.tool-btn.secondary{background:#eaf3ff;color:#1169c8}.tool-result{margin-top:22px;padding:20px;border-radius:14px;background:#f3f8ff;border:1px solid #dceaff;font-size:18px}.tool-result strong{color:#0b66c3}.number-display{font-size:clamp(42px,8vw,72px);font-weight:800;color:#0a2e6e;line-height:1.1}.pattern-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(90px,1fr));gap:10px;margin-top:20px}.pattern-cell{padding:14px 8px;border-radius:10px;background:#eef6ff;text-align:center;font-weight:800;color:#0b66c3}.pi-circle{width:220px;height:220px;border:5px solid #19bc82;border-radius:50%;margin:25px auto;position:relative}.pi-circle::after{content:"diameter";position:absolute;left:0;right:0;top:50%;border-top:3px dashed #0b2347;color:#0b2347;font-size:12px;text-align:center;padding-top:4px}.meter{height:20px;border-radius:20px;background:#e7edf5;overflow:hidden;margin:15px 0}.meter>span{display:block;height:100%;background:#8d46e9;transition:.3s}.coin{width:100px;height:100px;border-radius:50%;background:#ffc226;display:grid;place-items:center;margin:22px auto;font-weight:900;font-size:24px;box-shadow:inset 0 0 0 8px #ffd85d;transition:.25s}.coin.flip{transform:rotateY(720deg)}.puzzle-options{display:grid;grid-template-columns:repeat(2,1fr);gap:12px;margin-top:20px}.puzzle-option{padding:16px;border:1px solid #d6e0ec;border-radius:12px;background:#fff;font-weight:700;cursor:pointer}.puzzle-option:hover{border-color:#1782ff;background:#f3f8ff}.binary-bits{display:flex;gap:8px;flex-wrap:wrap;margin-top:20px}.bit{width:58px;padding:14px 5px;border-radius:10px;text-align:center;background:#0b2347;color:#fff;font-weight:800}.fact-card{min-height:190px;display:grid;place-items:center;text-align:center;background:linear-gradient(135deg,#fff8db,#fff);border:1px solid #ffe28a;border-radius:18px;padding:30px;font-size:24px;font-weight:700;color:#4a3b08}.tool-note{font-size:13px;color:var(--muted);margin-top:16px}@media(max-width:600px){.tool-close{right:12px;top:12px}.tool-shell{padding-top:75px}.puzzle-options{grid-template-columns:1fr}.tool-row>*{width:100%}}
.pi-long{display:inline-block;max-width:100%;overflow-wrap:anywhere;word-break:break-all;line-height:1.5}

/* Standard WordPress pages */
.page .section,.single .section{min-height:60vh;background:linear-gradient(180deg,#f7fbff 0,#fff 240px)}
.page article{max-width:900px;margin:0 auto;background:#fff;border:1px solid var(--line);border-radius:18px;padding:clamp(25px,5vw,52px);box-shadow:0 18px 55px rgba(6,21,47,.07)}
.page article>h1{margin:0 0 25px;font-size:clamp(34px,5vw,52px);letter-spacing:-.04em;color:var(--navy)}
.page article h2{font-size:28px;color:var(--navy);margin-top:0}.page article h3{color:var(--navy);margin-top:32px}.page article p{color:#435066}
.page article a:not(.btn){color:var(--blue);text-decoration:underline;text-underline-offset:3px}

/* Contact form */
.micahmath-contact-form{margin-top:30px}.micahmath-contact-form p{margin:0 0 18px}.contact-grid{display:grid;grid-template-columns:1fr 1fr;gap:18px}.micahmath-contact-form label{display:block;font-size:14px;font-weight:800;color:var(--navy);margin-bottom:7px}.micahmath-contact-form input,.micahmath-contact-form textarea{width:100%;border:1px solid #cbd6e4;border-radius:10px;padding:13px 14px;font:inherit;background:#fff;color:var(--ink);outline:none}.micahmath-contact-form input:focus,.micahmath-contact-form textarea:focus{border-color:var(--blue);box-shadow:0 0 0 3px rgba(23,130,255,.12)}.contact-alert{border-radius:10px;padding:13px 16px;margin:0 0 20px;font-weight:700}.contact-alert.success{background:#e8fbf3;color:#106a4e;border:1px solid #aee8d4}.contact-alert.error{background:#fff0f0;color:#9f2727;border:1px solid #f2c1c1}.contact-hp{position:absolute!important;left:-9999px!important;width:1px!important;height:1px!important;overflow:hidden!important}@media(max-width:650px){.contact-grid{grid-template-columns:1fr}.page article{padding:24px 18px}}