/* BPM Reverb Calculator - Main Stylesheet - Brand Redesign */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@300;400;500;600;700;800&display=swap');

:root {
  --color-primary:#1AAF90;
  --color-primary-dark:#148A72;
  --color-primary-light:#E8F7F4;
  --color-primary-border:#A3E3D5;

  --color-navy:#29394B;
  --color-navy-dark:#1C2836;
  --color-navy-light:#EAEFF5;

  --color-accent:#29394B;
  --color-accent-dark:#1C2836;
  --color-accent-light:#EAEFF5;

  --color-bg:#FFFFFF;
  --color-bg-section:#F4F7F6;
  --color-bg-card:#FFFFFF;
  --color-bg-input:#FFFFFF;

  --color-text:#29394B;
  --color-text-secondary:#526375;
  --color-text-muted:#8494A5;

  --color-border:#E0E7E5;
  --color-border-dark:#CBD5D2;

  --color-footer-bg:#29394B;
  --color-footer-text:#94A3B8;
  --color-footer-heading:#FFFFFF;
  --color-footer-link:#E2E8F0;
  --color-footer-link-hover:#1AAF90;

  --color-success:#10B981;
  --color-error:#EF4444;
  --color-warning:#F59E0B;

  --font-sans:'Inter',-apple-system,BlinkMacSystemFont,'Segoe UI',sans-serif;
  --text-xs:.75rem;--text-sm:.875rem;--text-base:1rem;--text-lg:1.125rem;--text-xl:1.25rem;
  --text-2xl:1.5rem;--text-3xl:1.875rem;--text-4xl:2.25rem;--text-5xl:3rem;--text-6xl:3.75rem;
  --fw-regular:400;--fw-medium:500;--fw-semibold:600;--fw-bold:700;--fw-extrabold:800;
  --leading-tight:1.25;--leading-snug:1.375;--leading-normal:1.5;--leading-relaxed:1.65;
  --space-1:.25rem;--space-2:.5rem;--space-3:.75rem;--space-4:1rem;--space-5:1.25rem;
  --space-6:1.5rem;--space-8:2rem;--space-10:2.5rem;--space-12:3rem;--space-16:4rem;
  --space-20:5rem;--space-24:6rem;--space-32:8rem;
  --radius-sm:6px;--radius-md:10px;--radius-lg:14px;--radius-xl:18px;--radius-full:9999px;
  --shadow-xs:0 1px 2px rgba(41,57,75,.05);
  --shadow-sm:0 1px 3px rgba(41,57,75,.08),0 1px 2px rgba(41,57,75,.04);
  --shadow-md:0 4px 12px rgba(41,57,75,.08),0 2px 4px rgba(41,57,75,.04);
  --shadow-lg:0 10px 30px rgba(41,57,75,.10),0 4px 10px rgba(41,57,75,.05);
  --shadow-xl:0 20px 50px rgba(41,57,75,.12),0 8px 20px rgba(41,57,75,.06);
  --max-width:1200px;--max-width-text:780px;--header-height:76px;
  --transition-fast:.15s ease;--transition-base:.2s ease;--transition-slow:.3s ease;
}

*,*::before,*::after{box-sizing:border-box;margin:0;padding:0}
html{font-size:16px;scroll-behavior:smooth;-webkit-text-size-adjust:100%}
html,body{max-width:100%;overflow-x:hidden}
body{font-family:var(--font-sans);font-size:var(--text-base);font-weight:var(--fw-regular);line-height:var(--leading-relaxed);color:var(--color-text);background:var(--color-bg);-webkit-font-smoothing:antialiased}
img,svg{display:block;max-width:100%}
a{color:var(--color-primary);text-decoration:none;transition:color var(--transition-fast)}
a:hover{color:var(--color-primary-dark)}
ul,ol{list-style:none}
h1,h2,h3,h4,h5,h6{font-weight:var(--fw-bold);line-height:var(--leading-tight);color:var(--color-navy)}
p{margin-bottom:var(--space-4)}
p:last-child{margin-bottom:0}
code{font-family:'JetBrains Mono','Fira Code','Courier New',monospace;font-size:.875em;background:var(--color-primary-light);color:var(--color-primary-dark);padding:.15em .4em;border-radius:var(--radius-sm)}

.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}
.skip-link{position:absolute;top:-100%;left:var(--space-4);z-index:10000;background:var(--color-primary);color:#fff;padding:var(--space-3) var(--space-6);border-radius:var(--radius-md);font-weight:var(--fw-semibold);transition:top var(--transition-fast)}
.skip-link:focus{top:var(--space-4)}
*:focus-visible{outline:2px solid var(--color-primary);outline-offset:2px}

.container{width:100%;max-width:var(--max-width);margin-inline:auto;padding-inline:var(--space-6)}
.section{padding-block:var(--space-20)}
.section--sm{padding-block:var(--space-12)}
.section--lg{padding-block:var(--space-32)}
.section--gray{background:var(--color-bg-section)}

.eyebrow{display:inline-block;font-size:var(--text-xs);font-weight:var(--fw-semibold);letter-spacing:.1em;text-transform:uppercase;color:var(--color-primary-dark);background:var(--color-primary-light);padding:var(--space-1) var(--space-3);border-radius:var(--radius-full);margin-bottom:var(--space-4)}
.heading-xl{font-size:clamp(var(--text-4xl),5vw,var(--text-6xl));font-weight:var(--fw-extrabold);line-height:var(--leading-tight);letter-spacing:-.02em;color:var(--color-navy)}
.heading-lg{font-size:clamp(var(--text-3xl),4vw,var(--text-5xl));font-weight:var(--fw-bold);line-height:var(--leading-tight);letter-spacing:-.015em;color:var(--color-navy)}
.heading-md{font-size:clamp(var(--text-2xl),3vw,var(--text-3xl));font-weight:var(--fw-bold);line-height:var(--leading-snug);color:var(--color-navy)}
.heading-sm{font-size:var(--text-xl);font-weight:var(--fw-bold);color:var(--color-navy)}
.text-lead{font-size:var(--text-lg);color:var(--color-text-secondary);line-height:var(--leading-relaxed)}
.text-center{text-align:center}
.highlight{color:var(--color-primary)}
.section-label{display:inline-block;font-size:var(--text-xs);font-weight:var(--fw-semibold);letter-spacing:.1em;text-transform:uppercase;color:var(--color-primary);margin-bottom:var(--space-3)}

/* Buttons */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:var(--space-2);padding:.65rem 1.5rem;font-family:var(--font-sans);font-size:var(--text-sm);font-weight:var(--fw-semibold);line-height:1;border-radius:var(--radius-md);border:1.5px solid transparent;cursor:pointer;transition:background var(--transition-fast),border-color var(--transition-fast),color var(--transition-fast),box-shadow var(--transition-fast),transform var(--transition-fast);white-space:nowrap;text-decoration:none}
.btn:hover{transform:translateY(-1px)}
.btn:active{transform:translateY(0)}
.btn-primary{background:var(--color-primary);color:#fff;border-color:var(--color-primary)}
.btn-primary:hover{background:var(--color-primary-dark);border-color:var(--color-primary-dark);color:#fff;box-shadow:0 4px 16px rgba(26,175,144,.35)}
.btn-secondary{background:#fff;color:var(--color-navy);border-color:var(--color-border-dark)}
.btn-secondary:hover{border-color:var(--color-primary);background:var(--color-primary-light);color:var(--color-primary-dark)}
.btn-accent{background:var(--color-navy);color:#fff;border-color:var(--color-navy)}
.btn-accent:hover{background:var(--color-navy-dark);border-color:var(--color-navy-dark);color:#fff;box-shadow:0 4px 16px rgba(41,57,75,.35)}
.btn-ghost{background:transparent;color:var(--color-text-secondary);border-color:transparent}
.btn-ghost:hover{background:var(--color-bg-section);color:var(--color-text)}
.btn-sm{padding:.45rem 1rem;font-size:var(--text-xs)}
.btn-lg{padding:.85rem 2rem;font-size:var(--text-base)}
.btn-xl{padding:1rem 2.5rem;font-size:var(--text-lg);border-radius:var(--radius-lg)}
.btn-full{width:100%}
.btn-group{display:flex;align-items:center;gap:var(--space-3);flex-wrap:wrap}

/* Header */
.site-header{position:sticky;top:0;z-index:1000;background:#fff;border-bottom:1px solid var(--color-border);height:var(--header-height);display:flex;align-items:center;box-shadow:var(--shadow-xs)}
.nav-inner{display:flex;align-items:center;justify-content:space-between;gap:var(--space-8);width:100%}
.nav-logo{display:flex;align-items:center;gap:14px;text-decoration:none;flex-shrink:0}
.nav-logo-mark{width:52px;height:52px;flex-shrink:0;display:flex;align-items:center;justify-content:center;background:#ffffff;border-radius:50%;padding:2px;box-shadow:0 2px 8px rgba(41,57,75,.12);border:1px solid var(--color-border);overflow:hidden}
.nav-logo-mark img{width:100%;height:100%;object-fit:contain;display:block;background:#ffffff;border-radius:50%}
.nav-logo-text-wrap{display:flex;flex-direction:column;justify-content:center;line-height:1.1}
.nav-logo-title{font-size:1.3rem;font-weight:800;color:var(--color-navy);letter-spacing:-.02em}
.nav-logo-title .accent{color:var(--color-primary)}
.nav-logo-sub{font-size:.65rem;font-weight:800;color:var(--color-navy);letter-spacing:.26em;text-transform:uppercase;margin-top:2px}
.nav-links{display:flex;align-items:center;gap:var(--space-1);list-style:none;margin-left:auto;justify-content:flex-end}
.nav-links > a,.nav-links > li > a,.nav-dropdown-btn{display:flex;align-items:center;gap:var(--space-1);padding:var(--space-2) var(--space-3);font-size:var(--text-sm);font-weight:var(--fw-medium);color:var(--color-text-secondary);border-radius:var(--radius-md);transition:color var(--transition-fast),background var(--transition-fast);text-decoration:none;background:none;border:none;cursor:pointer;white-space:nowrap;font-family:var(--font-sans)}
.nav-links > a:hover,.nav-links > li > a:hover,.nav-dropdown-btn:hover{color:var(--color-primary);background:var(--color-primary-light)}
.nav-links a[aria-current="page"],.nav-links .nav-dropdown-btn[aria-expanded="true"]{color:var(--color-primary-dark);background:var(--color-primary-light);font-weight:var(--fw-semibold)}
.nav-dropdown-btn svg{width:14px;height:14px;transition:transform var(--transition-base)}
.nav-dropdown-btn[aria-expanded="true"] svg{transform:rotate(180deg)}
.nav-dropdown{position:relative}
.nav-dropdown-menu{position:absolute;top:calc(100% + var(--space-2));left:50%;transform:translateX(-50%);min-width:230px;background:#fff;border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-lg);padding:var(--space-2);display:none;flex-direction:column;gap:2px;z-index:500}
.nav-dropdown-menu.is-open{display:flex}
.nav-dropdown-menu a{display:block;padding:var(--space-2) var(--space-4);font-size:var(--text-sm);font-weight:var(--fw-medium);color:var(--color-text-secondary);border-radius:var(--radius-md);transition:color var(--transition-fast),background var(--transition-fast);text-decoration:none}
.nav-dropdown-menu a:hover{color:var(--color-primary);background:var(--color-primary-light)}
.nav-hamburger{display:none;flex-direction:column;justify-content:center;align-items:center;gap:5px;width:40px;height:40px;background:none;border:1.5px solid var(--color-border);border-radius:var(--radius-md);cursor:pointer;padding:0;flex-shrink:0}
.nav-hamburger span{display:block;width:20px;height:2px;background:var(--color-navy);border-radius:2px;transition:transform var(--transition-base),opacity var(--transition-base)}
.nav-hamburger.is-active span:nth-child(1){transform:translateY(7px) rotate(45deg)}
.nav-hamburger.is-active span:nth-child(2){opacity:0}
.nav-hamburger.is-active span:nth-child(3){transform:translateY(-7px) rotate(-45deg)}
.nav-mobile{display:none;flex-direction:column;gap:var(--space-1);padding:var(--space-4) var(--space-4) var(--space-6);background:#fff;border-bottom:1px solid var(--color-border);box-shadow:var(--shadow-md);position:absolute;top:var(--header-height);left:0;right:0;z-index:999}
.nav-mobile.is-open{display:flex}
.nav-mobile a{display:block;padding:var(--space-3) var(--space-4);font-size:var(--text-base);font-weight:var(--fw-medium);color:var(--color-navy);border-radius:var(--radius-md);text-decoration:none;transition:background var(--transition-fast),color var(--transition-fast)}
.nav-mobile a:hover{background:var(--color-bg-section);color:var(--color-primary)}

/* Footer */
.site-footer{background:var(--color-footer-bg);color:var(--color-footer-text);padding-top:var(--space-16)}
.footer-grid{display:grid;grid-template-columns:2fr 1fr 1fr 1fr;gap:var(--space-12);padding-bottom:var(--space-12);border-bottom:1px solid rgba(255,255,255,.1)}
.footer-brand .nav-logo-text{color:var(--color-footer-heading)}
.footer-brand .nav-logo-text span{color:var(--color-primary)}
.footer-brand p{margin-top:var(--space-4);font-size:var(--text-sm);line-height:var(--leading-relaxed);color:var(--color-footer-text);max-width:280px}
.footer-col h4{font-size:var(--text-sm);font-weight:var(--fw-semibold);color:var(--color-footer-heading);margin-bottom:var(--space-5);text-transform:uppercase;letter-spacing:.05em}
.footer-col ul{display:flex;flex-direction:column;gap:var(--space-3)}
.footer-col a{font-size:var(--text-sm);color:var(--color-footer-link);text-decoration:none;transition:color var(--transition-fast)}
.footer-col a:hover{color:var(--color-primary)}
.footer-bottom{display:flex;align-items:center;justify-content:space-between;padding:var(--space-6) 0;gap:var(--space-4);flex-wrap:wrap}
.footer-bottom p{font-size:var(--text-sm);color:var(--color-footer-text);margin:0}
.footer-bottom-links{display:flex;gap:var(--space-6)}
.footer-bottom-links a{font-size:var(--text-sm);color:var(--color-footer-text);text-decoration:none;transition:color var(--transition-fast)}
.footer-bottom-links a:hover{color:var(--color-primary)}

/* Hero */
.hero{padding-block:var(--space-20) var(--space-16);background:var(--color-bg);overflow:hidden}
.hero .container{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-12);align-items:center}
.hero-content{max-width:560px}
.hero-badge{display:inline-flex;align-items:center;gap:var(--space-2);font-size:var(--text-xs);font-weight:var(--fw-semibold);letter-spacing:.08em;text-transform:uppercase;color:var(--color-primary-dark);background:var(--color-primary-light);border:1px solid var(--color-primary-border);padding:var(--space-2) var(--space-3);border-radius:var(--radius-full);margin-bottom:var(--space-6)}
.hero h1{font-size:clamp(2rem,4.2vw,3.25rem);font-weight:var(--fw-extrabold);line-height:var(--leading-tight);letter-spacing:-.025em;color:var(--color-navy);margin-bottom:var(--space-6)}
.hero-lead{font-size:var(--text-lg);color:var(--color-text-secondary);line-height:var(--leading-relaxed);margin-bottom:var(--space-8)}
.hero-features{display:flex;flex-direction:column;gap:var(--space-2);margin-bottom:var(--space-8)}
.hero-feature-item{display:flex;align-items:center;gap:var(--space-3);font-size:var(--text-sm);color:var(--color-text-secondary);font-weight:var(--fw-medium)}
.hero-feature-check{width:20px;height:20px;background:var(--color-primary-light);border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;flex-shrink:0;color:var(--color-primary);font-weight:bold}
.hero-calc-preview{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-xl);padding:var(--space-6)}

/* Page header */
.page-header{background:var(--color-bg-section);border-bottom:1px solid var(--color-border);padding-block:var(--space-12) var(--space-10)}
.page-header h1{font-size:clamp(var(--text-3xl),4vw,var(--text-4xl));font-weight:var(--fw-extrabold);letter-spacing:-.02em;margin-bottom:var(--space-4);color:var(--color-navy)}
.page-header p{font-size:var(--text-lg);color:var(--color-text-secondary);max-width:600px}

/* Breadcrumb */
.breadcrumb{display:flex;align-items:center;gap:var(--space-2);padding-block:var(--space-4);font-size:var(--text-sm);color:var(--color-text-muted)}
.breadcrumb a{color:var(--color-text-secondary);text-decoration:none}
.breadcrumb a:hover{color:var(--color-primary)}
.breadcrumb-sep{color:var(--color-border-dark)}
.breadcrumb-current{color:var(--color-navy);font-weight:var(--fw-medium)}

/* Cards */
.card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);box-shadow:var(--shadow-sm);transition:box-shadow var(--transition-base),border-color var(--transition-base),transform var(--transition-base)}
.card:hover{box-shadow:var(--shadow-md);border-color:var(--color-primary-border);transform:translateY(-2px)}

/* Tool cards */
.tools-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6)}
.tool-card{display:flex;flex-direction:column;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-6);box-shadow:var(--shadow-sm);text-decoration:none;color:inherit;transition:box-shadow var(--transition-base),border-color var(--transition-base),transform var(--transition-base);gap:var(--space-3)}
.tool-card:hover{box-shadow:var(--shadow-lg);border-color:var(--color-primary-border);transform:translateY(-3px);color:inherit}
.tool-card-icon{width:48px;height:48px;border-radius:var(--radius-md);background:var(--color-primary-light);display:flex;align-items:center;justify-content:center;color:var(--color-primary);flex-shrink:0}
.tool-card-badge{display:inline-flex;font-size:var(--text-xs);font-weight:var(--fw-semibold);color:var(--color-primary-dark);background:var(--color-primary-light);padding:2px 8px;border-radius:var(--radius-full);align-self:flex-start}
.tool-card h3{font-size:var(--text-lg);font-weight:var(--fw-bold);color:var(--color-navy);margin:0}
.tool-card p{font-size:var(--text-sm);color:var(--color-text-secondary);line-height:var(--leading-relaxed);margin:0;flex:1}
.tool-card-link{display:inline-flex;align-items:center;gap:var(--space-1);font-size:var(--text-sm);font-weight:var(--fw-semibold);color:var(--color-primary);margin-top:auto}

/* Section header */
.section-header{text-align:center;margin-bottom:var(--space-12)}
.section-header h2{font-size:clamp(var(--text-2xl),3vw,var(--text-4xl));font-weight:var(--fw-bold);letter-spacing:-.015em;margin-bottom:var(--space-4);color:var(--color-navy)}
.section-header p{font-size:var(--text-lg);color:var(--color-text-secondary);max-width:560px;margin-inline:auto}

/* Steps */
.steps-grid{display:grid;grid-template-columns:repeat(4,1fr);gap:var(--space-6)}
.step-card{text-align:center;padding:var(--space-8) var(--space-6);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-xs)}
.step-number{width:52px;height:52px;background:var(--color-primary);color:#fff;border-radius:var(--radius-full);display:flex;align-items:center;justify-content:center;font-size:var(--text-xl);font-weight:var(--fw-bold);margin-inline:auto;margin-bottom:var(--space-5);box-shadow:0 4px 16px rgba(26,175,144,.3)}
.step-card h3{font-size:var(--text-lg);font-weight:var(--fw-bold);color:var(--color-navy);margin-bottom:var(--space-3)}
.step-card p{font-size:var(--text-sm);color:var(--color-text-secondary);margin:0}

/* Benefits */
.benefits-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6)}
.benefit-card{padding:var(--space-6);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);box-shadow:var(--shadow-sm)}
.benefit-icon{width:44px;height:44px;background:var(--color-primary-light);border-radius:var(--radius-md);display:flex;align-items:center;justify-content:center;color:var(--color-primary);margin-bottom:var(--space-4)}
.benefit-card h3{font-size:var(--text-base);font-weight:var(--fw-bold);color:var(--color-navy);margin-bottom:var(--space-2)}
.benefit-card p{font-size:var(--text-sm);color:var(--color-text-secondary);margin:0}

/* FAQ */
.faq-list{display:flex;flex-direction:column;gap:var(--space-3)}
.faq-item{border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;background:var(--color-bg-card);transition:border-color var(--transition-base),box-shadow var(--transition-base)}
.faq-item.is-open{border-color:var(--color-primary-border);box-shadow:var(--shadow-sm)}
.faq-question{display:flex;align-items:center;justify-content:space-between;gap:var(--space-4);width:100%;padding:var(--space-5) var(--space-6);background:none;border:none;cursor:pointer;text-align:left;font-family:var(--font-sans);font-size:var(--text-base);font-weight:var(--fw-semibold);color:var(--color-navy);transition:color var(--transition-fast)}
.faq-question:hover{color:var(--color-primary)}
.faq-item.is-open .faq-question{color:var(--color-primary)}
.faq-chevron{width:20px;height:20px;flex-shrink:0;color:var(--color-text-muted);transition:transform var(--transition-base),color var(--transition-base)}
.faq-item.is-open .faq-chevron{transform:rotate(180deg);color:var(--color-primary)}
.faq-answer{padding:0 var(--space-6) var(--space-5);font-size:var(--text-base);color:var(--color-text-secondary);line-height:var(--leading-relaxed);border-top:1px solid var(--color-border);display:none}
.faq-answer p{margin-bottom:var(--space-3)}
.faq-answer p:last-child{margin-bottom:0}
.faq-answer ul,.faq-answer ol{list-style:disc;padding-left:var(--space-6);margin-top:var(--space-2)}
.faq-answer li{margin-bottom:var(--space-2)}

/* Blog */
.blog-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:var(--space-6)}
.blog-card{display:flex;flex-direction:column;background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow:hidden;box-shadow:var(--shadow-sm);text-decoration:none;color:inherit;transition:box-shadow var(--transition-base),border-color var(--transition-base),transform var(--transition-base)}
.blog-card:hover{box-shadow:var(--shadow-lg);border-color:var(--color-primary-border);transform:translateY(-3px);color:inherit}
.blog-card-category{display:inline-flex;font-size:var(--text-xs);font-weight:var(--fw-semibold);color:var(--color-primary-dark);background:var(--color-primary-light);padding:3px 10px;border-radius:var(--radius-full);align-self:flex-start}
.blog-card-body{padding:var(--space-6);display:flex;flex-direction:column;gap:var(--space-3);flex:1}
.blog-card h3{font-size:var(--text-lg);font-weight:var(--fw-bold);color:var(--color-navy);line-height:var(--leading-snug);margin:0}
.blog-card p{font-size:var(--text-sm);color:var(--color-text-secondary);line-height:var(--leading-relaxed);margin:0;flex:1}
.blog-card-link{display:inline-flex;align-items:center;gap:var(--space-1);font-size:var(--text-sm);font-weight:var(--fw-semibold);color:var(--color-primary)}

/* Calculator */
.calc-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-xl);box-shadow:var(--shadow-lg);overflow:hidden}
.calc-header{padding:var(--space-5) var(--space-6);border-bottom:1px solid var(--color-border);background:var(--color-bg-section)}
.calc-header-title{font-size:var(--text-base);font-weight:var(--fw-bold);color:var(--color-navy);margin-bottom:var(--space-4)}
.preset-tabs{display:flex;gap:var(--space-2);flex-wrap:wrap}
.preset-tab{padding:var(--space-2) var(--space-4);font-family:var(--font-sans);font-size:var(--text-xs);font-weight:var(--fw-semibold);color:var(--color-text-secondary);background:var(--color-bg-card);border:1.5px solid var(--color-border);border-radius:var(--radius-full);cursor:pointer;transition:all var(--transition-fast);white-space:nowrap}
.preset-tab:hover{border-color:var(--color-primary);color:var(--color-primary);background:var(--color-primary-light)}
.preset-tab.is-active{background:var(--color-primary);border-color:var(--color-primary);color:#fff}
.calc-body{display:grid;grid-template-columns:1fr 1.4fr;gap:0}
.calc-inputs{padding:var(--space-6);border-right:1px solid var(--color-border)}
.calc-results{padding:var(--space-6);background:var(--color-bg-section)}

/* Forms */
.form-group{margin-bottom:var(--space-5)}
.form-label{display:flex;align-items:center;justify-content:space-between;font-size:var(--text-sm);font-weight:var(--fw-semibold);color:var(--color-navy);margin-bottom:var(--space-2)}
.form-label-hint{font-weight:var(--fw-regular);color:var(--color-text-muted);font-size:var(--text-xs)}
.form-input,.form-select{width:100%;padding:.65rem .875rem;font-family:var(--font-sans);font-size:var(--text-base);font-weight:var(--fw-regular);color:var(--color-navy);background:var(--color-bg-input);border:1.5px solid var(--color-border);border-radius:var(--radius-md);transition:border-color var(--transition-fast),box-shadow var(--transition-fast);appearance:none;-webkit-appearance:none}
.form-select{background-image:url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' fill='none' viewBox='0 0 24 24' stroke='%2329394B' stroke-width='2'%3E%3Cpolyline points='6 9 12 15 18 9'/%3E%3C/svg%3E");background-repeat:no-repeat;background-position:right .875rem center;background-size:16px;padding-right:2.5rem;cursor:pointer}
.form-input:focus,.form-select:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(26,175,144,.15)}
.form-input.is-error{border-color:var(--color-error);box-shadow:0 0 0 3px rgba(239,68,68,.15)}
.form-error{font-size:var(--text-sm);color:var(--color-error);margin-top:var(--space-2);display:none}
.form-error.is-visible{display:block}
.form-textarea{width:100%;padding:.65rem .875rem;font-family:var(--font-sans);font-size:var(--text-base);color:var(--color-navy);background:var(--color-bg-input);border:1.5px solid var(--color-border);border-radius:var(--radius-md);resize:vertical;min-height:140px;transition:border-color var(--transition-fast),box-shadow var(--transition-fast)}
.form-textarea:focus{outline:none;border-color:var(--color-primary);box-shadow:0 0 0 3px rgba(26,175,144,.15)}

/* Result cards */
.result-empty{display:flex;flex-direction:column;align-items:center;justify-content:center;text-align:center;padding:var(--space-12) var(--space-6);color:var(--color-text-muted);gap:var(--space-3)}
.result-empty-icon{font-size:2.5rem;line-height:1}
.result-empty p{font-size:var(--text-sm);margin:0;color:var(--color-text-secondary)}
.result-grid{display:grid;grid-template-columns:1fr 1fr;gap:var(--space-3);margin-bottom:var(--space-4)}
.result-card{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);padding:var(--space-4) var(--space-5);box-shadow:var(--shadow-xs)}
.result-card--accent{border-color:var(--color-primary-border);background:var(--color-primary-light)}
.result-card-label{font-size:var(--text-xs);font-weight:var(--fw-semibold);color:var(--color-text-muted);text-transform:uppercase;letter-spacing:.06em;margin-bottom:var(--space-1)}
.result-card--accent .result-card-label{color:var(--color-primary-dark)}
.result-card-value{font-size:var(--text-2xl);font-weight:var(--fw-bold);color:var(--color-navy);line-height:1;margin-bottom:var(--space-1);font-variant-numeric:tabular-nums}
.result-card-value.is-primary{color:var(--color-primary-dark)}
.result-card-value.is-accent{color:var(--color-navy)}
.result-card-sub{font-size:var(--text-xs);color:var(--color-text-muted)}

/* Tables */
.table-responsive{width:100%;overflow-x:auto;-webkit-overflow-scrolling:touch;margin-bottom:var(--space-4)}
.subdiv-table-wrap{background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg);overflow-x:auto;-webkit-overflow-scrolling:touch;box-shadow:var(--shadow-xs);margin-bottom:var(--space-4)}
.subdiv-table-title{padding:var(--space-3) var(--space-4);font-size:var(--text-xs);font-weight:var(--fw-semibold);letter-spacing:.05em;text-transform:uppercase;color:var(--color-navy);background:var(--color-bg-section);border-bottom:1px solid var(--color-border)}
.subdiv-table{width:100%;border-collapse:collapse;font-size:var(--text-sm);min-width:300px}
.subdiv-table th,.subdiv-table td{padding:var(--space-3) var(--space-4);text-align:left;border-bottom:1px solid var(--color-border)}
.subdiv-table th{font-weight:var(--fw-semibold);color:var(--color-navy);background:var(--color-bg-section)}
.subdiv-table tr:last-child td{border-bottom:none}
.subdiv-table td:last-child{font-weight:var(--fw-semibold);color:var(--color-primary-dark);font-variant-numeric:tabular-nums}

.data-table{width:100%;border-collapse:collapse;font-size:var(--text-sm);background:var(--color-bg-card);border:1px solid var(--color-border);border-radius:var(--radius-lg)}
@media(max-width:768px){
  .data-table-wrap, .data-table{overflow-x:auto;display:block;-webkit-overflow-scrolling:touch}
}
.data-table th,.data-table td{padding:var(--space-3) var(--space-4);text-align:left;border-bottom:1px solid var(--color-border)}
.data-table th{font-weight:var(--fw-semibold);color:var(--color-navy);background:var(--color-bg-section)}
.data-table tr:hover td{background:var(--color-primary-light)}

/* Responsive */
@media(max-width:1024px){
  .hero .container{grid-template-columns:1fr;gap:var(--space-10)}
  .hero-content{max-width:100%}
  .tools-grid,.benefits-grid,.blog-grid{grid-template-columns:repeat(2,1fr)}
  .steps-grid{grid-template-columns:repeat(2,1fr)}
  .calc-body{grid-template-columns:1fr}
  .calc-inputs{border-right:none;border-bottom:1px solid var(--color-border)}
  .footer-grid{grid-template-columns:1fr 1fr;gap:var(--space-8)}
}

@media(max-width:768px){
  .nav-links{display:none}
  .nav-hamburger{display:flex}
  .tools-grid,.benefits-grid,.blog-grid,.steps-grid{grid-template-columns:1fr}
  .result-grid{grid-template-columns:1fr}
  .footer-grid{grid-template-columns:1fr}
  .footer-bottom{flex-direction:column;text-align:center}
}

/* ============================================================
   HERO & CALCULATOR CARD REDESIGN (Exact Match to User Image)
   ============================================================ */

.hero-new {
  padding-block: var(--space-12) var(--space-16);
  background: var(--color-bg);
  overflow: hidden;
}

.hero-container-new {
  display: grid;
  grid-template-columns: 1fr 1.05fr;
  gap: var(--space-12);
  align-items: center;
}

/* Hero Left Side */
.hero-content-new {
  max-width: 540px;
}

.hero-badge-new {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  font-size: 0.72rem;
  font-weight: 800;
  letter-spacing: 0.08em;
  text-transform: uppercase;
  color: #148A72;
  background: #E8F7F4;
  border: 1px solid #A3E3D5;
  padding: 6px 14px;
  border-radius: 9999px;
  margin-bottom: 22px;
}

.hero-badge-dot {
  width: 7px;
  height: 7px;
  background-color: #1AAF90;
  border-radius: 50%;
  display: inline-block;
}

.hero-title-new {
  font-size: clamp(2.3rem, 4.3vw, 3.5rem);
  font-weight: 800;
  line-height: 1.12;
  letter-spacing: -0.025em;
  margin-bottom: 20px;
}

.hero-title-teal {
  color: #1AAF90;
}

.hero-title-navy {
  color: #29394B;
}

.hero-lead-new {
  font-size: 1.05rem;
  color: #526375;
  line-height: 1.6;
  margin-bottom: 24px;
}

.hero-features-new {
  display: flex;
  flex-direction: column;
  gap: 12px;
  margin-bottom: 28px;
}

.hero-feature-item-new {
  display: flex;
  align-items: center;
  gap: 10px;
  font-size: 0.95rem;
  font-weight: 600;
  color: #29394B;
}

.hero-check-icon {
  width: 20px;
  height: 20px;
  background: #E8F7F4;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  color: #1AAF90;
  font-size: 11px;
  font-weight: 800;
  flex-shrink: 0;
}

.hero-cta-new {
  display: flex;
  align-items: center;
  gap: 14px;
  flex-wrap: wrap;
}

.btn-hero-primary {
  background: #1AAF90;
  color: #FFFFFF !important;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: 10px;
  border: 1.5px solid #1AAF90;
  transition: all 0.2s ease;
  text-decoration: none;
  font-size: 0.95rem;
}

.btn-hero-primary:hover {
  background: #148A72;
  border-color: #148A72;
  transform: translateY(-1px);
}

.btn-hero-secondary {
  background: #FFFFFF;
  color: #29394B !important;
  font-weight: 600;
  padding: 13px 28px;
  border-radius: 10px;
  border: 1.5px solid #E0E7E5;
  transition: all 0.2s ease;
  text-decoration: none;
  font-size: 0.95rem;
}

.btn-hero-secondary:hover {
  border-color: #1AAF90;
  color: #1AAF90 !important;
  background: #E8F7F4;
}

/* Hero Right Side - Calculator Card */
.calc-card-new {
  background: #F4F8F7;
  border: 1px solid #E0E8E5;
  border-radius: 20px;
  padding: 24px;
  box-shadow: 0 16px 40px rgba(41, 57, 75, 0.08);
}

.calc-card-title {
  font-size: 1.2rem;
  font-weight: 800;
  color: #29394B;
  margin-bottom: 18px;
}

.form-group-new {
  margin-bottom: 18px;
}

.form-label-new {
  display: block;
  font-size: 0.85rem;
  font-weight: 700;
  color: #29394B;
  margin-bottom: 8px;
}

.form-label-row {
  display: flex;
  align-items: center;
  justify-content: space-between;
  margin-bottom: 8px;
}

.form-label-hint-new {
  font-size: 0.75rem;
  font-weight: 500;
  color: #8494A5;
}

/* Preset Pills (Reverb type & Time signature) */
.preset-pills, .timesig-pills {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.pill-btn, .timesig-pill {
  padding: 6px 14px;
  font-family: var(--font-sans);
  font-size: 0.8rem;
  font-weight: 600;
  color: #29394B;
  background: #FFFFFF;
  border: 1.5px solid #E0E7E5;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.15s ease;
  white-space: nowrap;
}

.pill-btn:hover, .timesig-pill:hover {
  border-color: #1AAF90;
  color: #1AAF90;
  background: #E8F7F4;
}

.pill-btn.is-active, .timesig-pill.is-active {
  background: #1AAF90;
  border-color: #1AAF90;
  color: #FFFFFF;
}

/* BPM Input */
.form-input-new {
  width: 100%;
  padding: 12px 18px;
  font-family: var(--font-sans);
  font-size: 1.2rem;
  font-weight: 700;
  color: #29394B;
  background: #FFFFFF;
  border: 1.5px solid #E0E7E5;
  border-radius: 10px;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

.form-input-new:focus {
  outline: none;
  border-color: #1AAF90;
  box-shadow: 0 0 0 3px rgba(26, 175, 144, 0.15);
}

/* Quick BPM Pills */
.bpm-quick-pills {
  display: flex;
  gap: 8px;
  margin-top: 10px;
}

.bpm-pill {
  padding: 4px 14px;
  font-family: var(--font-sans);
  font-size: 0.75rem;
  font-weight: 600;
  color: #29394B;
  background: #FFFFFF;
  border: 1.5px solid #E0E7E5;
  border-radius: 9999px;
  cursor: pointer;
  transition: all 0.15s ease;
}

.bpm-pill:hover {
  border-color: #1AAF90;
  color: #1AAF90;
}

.bpm-pill.is-active {
  background: #1AAF90;
  border-color: #1AAF90;
  color: #FFFFFF;
}

/* Calc Action Row */
.calc-action-row {
  display: flex;
  gap: 10px;
  margin-top: 22px;
  margin-bottom: 22px;
}

.btn-calc-submit {
  flex: 1;
  background: #1C2836;
  color: #FFFFFF;
  font-family: var(--font-sans);
  font-size: 0.88rem;
  font-weight: 700;
  padding: 13px 20px;
  border: none;
  border-radius: 10px;
  cursor: pointer;
  transition: background 0.2s ease;
}

.btn-calc-submit:hover {
  background: #14202C;
}

.btn-calc-reset {
  width: 90px;
  background: #FFFFFF;
  color: #29394B;
  font-family: var(--font-sans);
  font-size: 0.85rem;
  font-weight: 600;
  padding: 13px 14px;
  border: 1.5px solid #E0E7E5;
  border-radius: 10px;
  cursor: pointer;
  transition: all 0.2s ease;
}

.btn-calc-reset:hover {
  border-color: #1AAF90;
  color: #1AAF90;
  background: #E8F7F4;
}

/* Results Section */
.results-grid-new {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 10px;
  margin-bottom: 10px;
}

.res-box {
  background: #FFFFFF;
  border: 1.5px solid #E0E7E5;
  border-radius: 12px;
  padding: 12px 14px;
  box-shadow: 0 1px 3px rgba(41, 57, 75, 0.03);
}

.res-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  color: #8494A5;
  margin-bottom: 4px;
}

.res-value {
  display: block;
  font-size: 1.3rem;
  font-weight: 800;
  color: #29394B;
  font-variant-numeric: tabular-nums;
  line-height: 1.1;
}

/* Subdivisions Summary Highlight Box */
.res-subdiv-highlight {
  background: #E8F7F4;
  border: 1.5px solid #A3E3D5;
  border-radius: 12px;
  padding: 12px 16px;
}

.res-subdiv-label {
  display: block;
  font-size: 0.72rem;
  font-weight: 700;
  color: #148A72;
  margin-bottom: 4px;
}

.res-subdiv-value {
  display: block;
  font-size: 1.2rem;
  font-weight: 800;
  color: #148A72;
  font-variant-numeric: tabular-nums;
  letter-spacing: -0.01em;
}

@media (max-width: 1024px) {
  .hero-container-new {
    grid-template-columns: 1fr;
    gap: 36px;
  }
  .hero-content-new {
    max-width: 100%;
  }
}