/* ==========================================================================
   Math Master Tools — Global Calculator Stylesheet
   Contains ALL design tokens, layout, cards, buttons, hero, FAQ, etc.
   This file is loaded on every page where shortcodes are used.
   Do NOT duplicate this CSS in individual calculator templates.
   ========================================================================== */

.mmt{--mmt-primary:var(--wp--preset--color--primary,#6d5bff);--mmt-secondary:var(--wp--preset--color--secondary,#0ea5e9);--mmt-success:var(--wp--preset--color--success,#16a34a);--mmt-base:var(--wp--preset--color--base,#fff);--mmt-surface:var(--wp--preset--color--surface,#f7f7fb);--mmt-text:var(--wp--preset--color--text,#161622);--mmt-muted:var(--wp--preset--color--text-muted,#666);--mmt-pad:2.5rem;--mmt-radius:16px;overflow-x:hidden;color:var(--mmt-text);font-synthesis:none;}
.mmt *{box-sizing:border-box;}
.mmt img,.mmt svg{max-width:100%;height:auto;display:block;}

/* layout */
.mmt-section{padding:var(--mmt-pad) 0;content-visibility:auto;contain-intrinsic-size:1px 500px;}
.mmt-section--base{background:var(--mmt-base);}
.mmt-section--surface{background:var(--mmt-surface);}
.mmt-container{max-width:1100px;margin:0 auto;padding:0 1.25rem;}
@media (max-width:781px){.mmt{--mmt-pad:2rem;}}
@media (max-width:480px){.mmt{--mmt-pad:1.5rem;}.mmt-container{padding:0 1rem;}}

/* typography */
.mmt-heading{font-weight:700;font-size:clamp(1.35rem,3.4vw,2rem);line-height:1.25;letter-spacing:-.01em;margin:0 0 1.1rem;}
.mmt-heading--center{text-align:center;}
.mmt-hero-title{font-weight:800;font-size:clamp(2.25rem,5.4vw,3.75rem);line-height:1.08;letter-spacing:-.02em;margin:0 0 1.1rem;}
.mmt-text{color:var(--mmt-muted);font-size:clamp(0.95rem,1.5vw,1.0625rem);line-height:1.7;margin:0 0 .85rem;}
.mmt-text:last-child{margin-bottom:0;}
.mmt-text strong{color:var(--mmt-text);}
.mmt-eyebrow{background:rgba(0,0,0,0);color:var(--mmt-primary);}
.mmt-gradient{background:linear-gradient(90deg,var(--mmt-primary),var(--mmt-secondary));-webkit-background-clip:text;background-clip:text;color:transparent;}
.mmt-badge{display:inline-flex;align-items:center;gap:.4rem;font-size:.8125rem;font-weight:600;padding:.4rem .85rem;border-radius:99px;background:color-mix(in srgb,var(--mmt-primary) 10%,transparent);color:var(--mmt-primary);margin:0 0 1rem;}

/* grid + cards */
.mmt-grid{display:grid;grid-template-columns:repeat(auto-fit,minmax(200px,1fr));gap:.85rem;}
.mmt-card{position:relative;border-radius:var(--mmt-radius);padding:1.35rem;margin:0;background:linear-gradient(180deg,color-mix(in srgb,var(--mmt-primary) 4%,var(--mmt-base)) 0%,var(--mmt-base) 100%);border:1px solid color-mix(in srgb,var(--mmt-text) 8%,transparent);transition:transform .18s ease,box-shadow .18s ease,border-color .18s ease;}
@media (hover:hover){.mmt-card:hover{transform:translateY(-3px);border-color:color-mix(in srgb,var(--mmt-primary) 35%,transparent);box-shadow:0 12px 28px -16px color-mix(in srgb,var(--mmt-primary) 35%,transparent);}}
.mmt-icon{width:40px;height:40px;border-radius:10px;display:flex;align-items:center;justify-content:center;margin-bottom:.9rem;}
.mmt-icon--primary{color:var(--mmt-primary);background:color-mix(in srgb,var(--mmt-primary) 10%,transparent);}
.mmt-icon--secondary{color:var(--mmt-secondary);background:color-mix(in srgb,var(--mmt-secondary) 10%,transparent);}
.mmt-card h3,.mmt-card h4{margin:0 0 .4rem;font-size:.9875rem;font-weight:600;}
.mmt-card p{margin:0;font-size:.875rem;color:var(--mmt-muted);line-height:1.55;}
.mmt-step-num{display:inline-flex;align-items:center;justify-content:center;width:2.25rem;height:2.25rem;border-radius:50%;font-size:1rem;font-weight:800;color:var(--mmt-primary);background:color-mix(in srgb,var(--mmt-primary) 10%,transparent);margin-bottom:.65rem;}

/* formula box */
.mmt-formula-grid{display:grid;grid-template-columns:1.6fr 1fr;gap:1.25rem;align-items:start;}
@media (max-width:700px){.mmt-formula-grid{grid-template-columns:1fr;}}
.mmt-formula{font-family:ui-monospace,Menlo,Consolas,monospace;font-size:1.1rem;color:var(--mmt-primary);margin:0 0 .4rem;word-break:break-word;}

/* lists */
.mmt-list{list-style:none;padding:0;margin:0;display:grid;gap:.55rem;color:var(--mmt-muted);font-size:1rem;}
.mmt-list--ordered{list-style:decimal;padding-left:1.15rem;}
.mmt-list strong{color:var(--mmt-text);}

/* glossary */
.mmt-glossary{display:grid;grid-template-columns:repeat(auto-fit,minmax(240px,1fr));gap:.85rem;margin:0;}
.mmt-glossary-item{border-radius:12px;padding:1.1rem;background:color-mix(in srgb,var(--mmt-primary) 3%,transparent);border:1px solid color-mix(in srgb,var(--mmt-text) 8%,transparent);}
.mmt-glossary dt{font-weight:600;color:var(--mmt-text);}
.mmt-glossary dd{margin:.2rem 0 0;color:var(--mmt-muted);font-size:.9rem;}

/* buttons */
.mmt-buttons{display:flex;flex-wrap:wrap;gap:.65rem;}
.mmt-buttons--center{justify-content:center;}
.mmt-btn{display:inline-flex;align-items:center;justify-content:center;padding:.8rem 1.75rem;border-radius:99px;font-weight:600;font-size:.9375rem;text-decoration:none;white-space:nowrap;border:1px solid transparent;transition:transform .15s ease,box-shadow .15s ease,opacity .15s ease;}
@media (hover:hover){.mmt-btn:hover{transform:translateY(-1px);}}
.mmt-btn--primary{background:linear-gradient(135deg,var(--mmt-primary),color-mix(in srgb,var(--mmt-primary) 70%,var(--mmt-secondary)));color:#fff;box-shadow:0 8px 20px -10px color-mix(in srgb,var(--mmt-primary) 60%,transparent);}
.mmt-btn--outline{border-color:color-mix(in srgb,var(--mmt-primary) 40%,transparent);color:var(--mmt-primary);}
.mmt-btn--chip{background:color-mix(in srgb,var(--chip,var(--mmt-primary)) 12%,transparent);border-color:color-mix(in srgb,var(--chip,var(--mmt-primary)) 22%,transparent);color:var(--mmt-text);}
@media (max-width:480px){.mmt-buttons{flex-direction:column;align-items:stretch;}.mmt-btn{width:100%;}}

/* hero */
.mmt-hero{padding:3.75rem 0 3rem;background:radial-gradient(60% 90% at 85% 15%,color-mix(in srgb,var(--mmt-primary) 8%,transparent) 0%,transparent 60%),radial-gradient(50% 70% at 10% 85%,color-mix(in srgb,var(--mmt-secondary) 7%,transparent) 0%,transparent 60%);}
@media (max-width:781px){.mmt-hero{padding:2.5rem 0 2rem;}}
.mmt-hero-inner{display:grid;grid-template-columns:1.05fr .95fr;gap:2rem;align-items:center;}
@media (max-width:900px){.mmt-hero-inner{grid-template-columns:1fr;}}
.mmt-hero-visual{position:relative;width:100%;max-width:560px;margin:0 auto;}

/* dark panel */
.mmt-panel{position:relative;z-index:1;border-radius:20px;background:linear-gradient(165deg,#14141c 0%,#0c0c12 100%);border:1px solid rgba(255,255,255,.08);box-shadow:0 30px 60px -30px rgba(0,0,0,.5);overflow:hidden;}
.mmt-panel-head{display:flex;align-items:center;gap:.4rem;padding:.85rem 1.1rem;border-bottom:1px solid rgba(255,255,255,.06);}
.mmt-panel-dot{width:8px;height:8px;border-radius:50%;background:rgba(255,255,255,.18);}
.mmt-panel-label{margin-left:auto;font-size:.6875rem;font-weight:700;letter-spacing:.06em;text-transform:uppercase;color:rgba(255,255,255,.4);}
.mmt-panel-body{padding:1.1rem;}
.mmt-stats{display:grid;grid-template-columns:repeat(3,1fr);gap:.6rem;margin-bottom:.85rem;}
.mmt-stat{background:rgba(255,255,255,.03);border:1px solid color-mix(in srgb,var(--stat,var(--mmt-primary)) 22%,transparent);border-radius:12px;padding:.85rem;}
.mmt-stat-label{font-size:.625rem;color:rgba(255,255,255,.45);text-transform:uppercase;letter-spacing:.05em;margin-bottom:5px;font-weight:600;}
.mmt-stat-value{font-size:1.35rem;color:var(--stat,var(--mmt-primary));font-weight:800;letter-spacing:-.02em;}
.mmt-chart{position:relative;height:150px;background:rgba(255,255,255,.02);border:1px solid rgba(255,255,255,.05);border-radius:12px;overflow:hidden;padding:1.1rem;}
.mmt-chart-head{display:flex;align-items:center;margin-bottom:.75rem;font-size:.7rem;font-weight:700;color:rgba(255,255,255,.55);text-transform:uppercase;letter-spacing:.03em;}

/* faq */
.mmt-faq details{padding:.3rem 0;border-bottom:1px solid color-mix(in srgb,var(--mmt-text) 8%,transparent);}
.mmt-faq details:last-child{border-bottom:0;}
.mmt-faq summary{cursor:pointer;font-size:clamp(.9375rem,1.5vw,1.0125rem);font-weight:600;padding:.5rem 0;}
.mmt-faq summary::-webkit-details-marker{color:var(--mmt-primary);}
.mmt-faq p{margin:.15rem 0 .6rem;color:var(--mmt-muted);font-size:.95rem;}