/* ═══════════════════════════════════════════════════
   FEWER TOOLS - Shared CSS Foundation
   All pages link this file. Page-specific styles stay inline.
   ═══════════════════════════════════════════════════ */

/* ── Reset ── */
*{margin:0;padding:0;box-sizing:border-box}

/* ── Design Tokens ── */
:root{
  --bg:#FAFAF9;--bg-alt:#F5F5F3;--bg-dark:#0a0a0a;--bg-card:#fff;
  --text:#1a1a1a;--text-secondary:#555;--text-muted:#888;--text-inverse:#FAFAF9;
  --accent:#0D9488;--accent-hover:#0F766E;--accent-subtle:rgba(13,148,136,0.08);--accent-glow:rgba(13,148,136,0.15);
  --purple:rgba(99,91,255,1);--purple-subtle:rgba(99,91,255,0.08);
  --border:rgba(0,0,0,0.06);--border-strong:rgba(0,0,0,0.1);
  --glass:rgba(255,255,255,0.08);--glass-border:rgba(255,255,255,0.1);
  --font-display:'Bricolage Grotesque',sans-serif;
  --font-body:'Inter',sans-serif;
  --ease:cubic-bezier(0.22,1,0.36,1);
  --ease-out:cubic-bezier(0.22,1,0.36,1);
  --radius-sm:8px;--radius-md:14px;--radius-lg:20px;--radius-xl:28px;--radius-pill:100px
}

/* ── Base ── */
html{scroll-behavior:smooth;overflow-x:hidden}
body{font-family:var(--font-body);font-size:16px;line-height:1.6;color:var(--text);background:var(--bg);-webkit-font-smoothing:antialiased;overflow-x:hidden}
body:has(nav.open){overflow:hidden}
h1,h2,h3,h4,h5{font-family:var(--font-display);font-weight:700;letter-spacing:-0.04em;line-height:1.1}
a{color:inherit;text-decoration:none}
img{max-width:100%;height:auto}

/* ── Container ── */
.container{max-width:1100px;margin:0 auto;padding:0 32px}
@media(max-width:600px){.container{padding:0 20px}}

/* ── Header ── */
header{position:fixed;top:0;left:0;right:0;z-index:1000;padding:14px 0;background:rgba(250,250,249,.8);backdrop-filter:blur(24px);-webkit-backdrop-filter:blur(24px);border-bottom:1px solid transparent;transition:border-color .3s,padding .3s}
header.scrolled{background:rgba(250,250,249,.92);border-bottom-color:var(--border);padding:10px 0}
header .container{display:flex;justify-content:space-between;align-items:center}
.logo{display:flex;align-items:center;gap:10px;transition:transform .2s}
.logo:hover{transform:scale(1.02)}
.logo-mark{width:32px;height:32px;border-radius:8px;overflow:hidden}
.logo-mark img{width:100%;height:100%;object-fit:cover}
.logo-text{font-family:'Outfit',sans-serif;font-weight:600;font-size:20px;letter-spacing:-.5px}
nav{display:flex;align-items:center;gap:28px}
nav a{font-size:14px;font-weight:500;color:var(--text-muted);transition:color .2s;letter-spacing:-0.01em;position:relative}
nav a:hover{color:var(--text)}
nav a::after{content:'';position:absolute;bottom:-4px;left:0;width:0;height:2px;background:var(--accent);border-radius:1px;transition:width .2s var(--ease)}
nav a:hover::after{width:100%}
.nav-cta{padding:9px 20px;background:var(--accent);color:#fff!important;border-radius:100px;font-size:13px;font-weight:600;transition:all .2s;border:none}
.nav-cta::after{display:none}
.nav-cta:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 16px rgba(13,148,136,.3)}

/* ── Search Button ── */
.ft-search-btn{display:inline-flex;align-items:center;gap:6px;padding:7px 14px;background:var(--bg-alt,#F5F5F3);border:1px solid var(--border);border-radius:100px;cursor:pointer;font-family:var(--font-body);font-size:13px;color:var(--text-muted);transition:all .2s;white-space:nowrap}
.ft-search-btn:hover{border-color:var(--border-strong);color:var(--text);background:var(--bg-card,#fff)}
.ft-search-btn svg{width:14px;height:14px;flex-shrink:0}
.ft-search-btn kbd{font-family:inherit;font-size:10px;font-weight:600;background:rgba(0,0,0,.05);padding:2px 6px;border-radius:4px;border:1px solid rgba(0,0,0,.08);margin-left:2px}
.ft-search-btn::after{display:none}

/* ── Nav Dropdown ── */
.nav-dropdown-wrap{position:relative;display:flex;align-items:center}
.nav-dropdown-trigger{font-size:14px;font-weight:500;color:var(--text-muted);transition:color .2s;letter-spacing:-0.01em;cursor:pointer;display:inline-flex;align-items:center;gap:5px;background:none;border:none;font-family:inherit;padding:0}
.nav-dropdown-trigger:hover{color:var(--text)}
.nav-dropdown-trigger svg{transition:transform .2s}
.nav-dropdown-wrap:hover .nav-dropdown-trigger svg{transform:rotate(180deg)}
.nav-dropdown{position:absolute;top:calc(100% + 12px);left:50%;transform:translateX(-50%) translateY(-6px);min-width:440px;background:var(--bg);border:1px solid var(--border);border-radius:16px;padding:24px;box-shadow:0 12px 40px rgba(0,0,0,.08),0 2px 8px rgba(0,0,0,.04);opacity:0;pointer-events:none;transition:all .2s var(--ease);z-index:1100}
.nav-dropdown-wrap:hover .nav-dropdown{opacity:1;pointer-events:auto;transform:translateX(-50%) translateY(0)}
.nav-dropdown::before{content:'';position:absolute;top:-16px;left:0;right:0;height:20px}
.nav-dropdown-grid{display:grid;grid-template-columns:repeat(3,1fr);gap:20px}
.nav-dropdown-col{}
.nav-dropdown-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--text-muted);margin-bottom:10px;padding-bottom:6px;border-bottom:1px solid var(--border)}
.nav-dropdown a{font-size:13px;font-weight:500;padding:5px 0;display:flex;align-items:center;color:var(--text-secondary);transition:color .15s;border-bottom:none}
.nav-dropdown a:hover{color:var(--accent)}
.nav-dropdown a::after{display:none}
.nav-badge-new{font-size:9px;font-weight:700;background:var(--accent);color:#fff;padding:2px 6px;border-radius:100px;margin-left:6px;letter-spacing:0.02em}

/* Mobile nav links for dropdown items */
.nav-mobile-links{display:none}

/* ── Nav Dropdown Simple (single-column list) ── */
.nav-dropdown-simple{display:flex;flex-direction:column;padding:8px 0}
.nav-dropdown-simple a{padding:10px 16px;border-radius:8px;font-size:13px;font-weight:500;color:var(--text-secondary);transition:background .15s,color .15s;display:block;border-bottom:none}
.nav-dropdown-simple a:hover{background:var(--accent-subtle);color:var(--accent)}
.nav-dropdown-simple a::after{display:none}

/* ── Nav Dropdown Category Pills ── */
.nav-dropdown-cats{display:flex;flex-wrap:wrap;gap:6px;padding-top:16px;margin-top:16px;border-top:1px solid var(--border)}
.nav-dropdown-cats-label{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--text-muted);width:100%;margin-bottom:2px}
.nav-dropdown-cats a{display:inline-flex;align-items:center;gap:4px;padding:4px 10px;background:var(--bg-alt,#F5F5F3);border:1px solid var(--border);border-radius:100px;font-size:11px;font-weight:500;color:var(--text-secondary);transition:all .15s;white-space:nowrap}
.nav-dropdown-cats a:hover{border-color:var(--accent);color:var(--accent);background:var(--accent-subtle)}
.nav-dropdown-cats a::after{display:none}

.menu-toggle{display:none;flex-direction:column;gap:5px;background:none;border:none;cursor:pointer;padding:8px;z-index:1001}
.menu-toggle span{display:block;width:22px;height:2px;background:var(--text);border-radius:1px;transition:all .3s}
.menu-toggle.active span:nth-child(1){transform:rotate(45deg) translate(5px,5px)}
.menu-toggle.active span:nth-child(2){opacity:0}
.menu-toggle.active span:nth-child(3){transform:rotate(-45deg) translate(5px,-5px)}

/* ── Mobile Nav: Full-screen overlay ── */
@media(max-width:900px){
  .menu-toggle{display:flex}
  nav{position:fixed;top:0;right:0;bottom:0;width:100%;height:100dvh;height:100vh;background:var(--bg);flex-direction:column;align-items:stretch;padding:80px 24px 24px;gap:0;transform:translateX(100%);visibility:hidden;transition:transform .3s var(--ease),visibility 0s .3s;z-index:999;overflow-y:auto;-webkit-overflow-scrolling:touch}
  nav.open{transform:translateX(0);visibility:visible;transition:transform .3s var(--ease),visibility 0s}

  /* Lock body scroll when nav is open (pure CSS) */

  /* Search bar at top of mobile nav */
  nav .ft-search-btn{width:100%;justify-content:flex-start;padding:12px 16px;margin-bottom:16px;border-radius:12px;font-size:15px;color:var(--text-muted);background:var(--bg-alt);order:-1}
  nav .ft-search-btn kbd{display:none}

  /* Quick-link pills row */
  .nav-mobile-pills{display:flex;flex-wrap:wrap;gap:8px;margin-bottom:20px;padding-bottom:16px;border-bottom:1px solid var(--border)}
  .nav-mobile-pills a{display:inline-flex;align-items:center;gap:5px;padding:8px 14px;background:var(--bg-card);border:1px solid var(--border);border-radius:100px;font-size:13px;font-weight:600;color:var(--text);white-space:nowrap;transition:all .15s}
  .nav-mobile-pills a:hover{border-color:var(--accent);color:var(--accent)}
  .nav-mobile-pills a::after{display:none}

  /* Section headers in mobile nav */
  .nav-mobile-section{font-size:10px;font-weight:700;text-transform:uppercase;letter-spacing:0.08em;color:var(--text-muted);padding:16px 0 6px;display:block}
  .nav-mobile-section:first-of-type{padding-top:0}

  /* Regular nav links */
  nav a{font-size:15px;padding:12px 0;width:100%;border-bottom:1px solid var(--border);color:var(--text-secondary)}
  nav a::after{display:none}
  nav a:last-of-type{border-bottom:none}

  /* CTA button */
  nav .nav-cta{margin-top:16px;width:100%;text-align:center;padding:14px;border-bottom:none;border-radius:12px;font-size:15px;order:99}

  /* Hide desktop-only elements */
  .nav-dropdown-wrap{display:none}
  .nav-mobile-links{display:flex;flex-direction:column}
  .nav-mobile-links a{font-size:15px;padding:12px 0;width:100%;border-bottom:1px solid var(--border);color:var(--text-secondary)}
  .nav-mobile-links a::after{display:none}

  /* Hide search btn shortcut on mobile (it's in the nav) */
  header > .container > .ft-search-btn{display:none}
}

/* ── Promo Banner ── */
.promo-banner{display:flex;align-items:center;gap:14px;padding:16px 24px;background:var(--accent-subtle,rgba(13,148,136,.08));border:1px solid rgba(13,148,136,.12);border-radius:14px;transition:all .2s;text-decoration:none;color:var(--text)}
.promo-banner:hover{border-color:rgba(13,148,136,.3);transform:translateY(-1px);box-shadow:0 4px 16px rgba(13,148,136,.08)}
.promo-banner-icon{font-size:28px;flex-shrink:0;line-height:1}
.promo-banner-text{flex:1;min-width:0}
.promo-banner-title{font-family:var(--font-display,'Bricolage Grotesque',sans-serif);font-weight:700;font-size:15px;color:var(--text);letter-spacing:-0.02em}
.promo-banner-desc{font-size:13px;color:var(--text-secondary);margin-top:1px}
.promo-banner-cta{font-size:13px;font-weight:600;color:var(--accent);white-space:nowrap}
@media(max-width:600px){.promo-banner{flex-wrap:wrap}.promo-banner-cta{width:100%;margin-top:4px}}

/* ── Buttons ── */
.btn{display:inline-flex;align-items:center;justify-content:center;gap:8px;padding:14px 28px;font-family:var(--font-body);font-size:15px;font-weight:600;border-radius:100px;border:none;cursor:pointer;transition:all .25s var(--ease);letter-spacing:-0.01em;text-decoration:none}
.btn-primary{background:var(--accent);color:#fff;box-shadow:0 2px 8px rgba(13,148,136,.2),0 0 0 1px rgba(13,148,136,.1)}
.btn-primary:hover{background:var(--accent-hover);transform:translateY(-2px);box-shadow:0 8px 24px rgba(13,148,136,.3),0 0 0 1px rgba(13,148,136,.2)}
.btn-dark{background:var(--bg-dark);color:var(--text-inverse);box-shadow:0 1px 2px rgba(0,0,0,.1),0 4px 12px rgba(0,0,0,.1)}
.btn-dark:hover{background:#222;transform:translateY(-2px);box-shadow:0 8px 24px rgba(0,0,0,.2)}
.btn-outline{background:transparent;color:var(--text);border:1.5px solid var(--border-strong)}
.btn-outline:hover{border-color:var(--accent);color:var(--accent);transform:translateY(-2px)}
.btn-sm{padding:9px 20px;font-size:13px}
.btn-ghost{background:transparent;color:var(--accent);padding:14px 0}
.btn-ghost:hover{gap:12px}

/* ── Pill badge ── */
.pill{display:inline-flex;align-items:center;gap:8px;padding:8px 18px;background:var(--accent-subtle);border:1px solid rgba(13,148,136,0.2);border-radius:100px;font-size:13px;font-weight:600;color:var(--accent);letter-spacing:0.02em;text-transform:uppercase}

/* ── Scroll Reveal ── */
.fade-up{opacity:0;transform:translateY(28px);transition:opacity .7s var(--ease),transform .7s var(--ease);animation:forceVisible 0s 3s forwards}
.fade-up.visible{opacity:1;transform:translateY(0);animation:none}
.fade-up-d1{transition-delay:.1s}
.fade-up-d2{transition-delay:.2s}
.fade-up-d3{transition-delay:.3s}
.fade-up-d4{transition-delay:.4s}
@keyframes forceVisible{to{opacity:1;transform:translateY(0)}}

/* ── Footer ── */
footer{padding:56px 0 32px;border-top:1px solid var(--border);background:var(--bg)}
.footer-top{display:grid;grid-template-columns:1.5fr 1fr 1fr 1fr;gap:48px;margin-bottom:48px}
.footer-brand p{font-size:14px;color:var(--text-muted);margin-top:12px;line-height:1.6;max-width:260px}
.footer-col h5{font-family:var(--font-display);font-size:14px;font-weight:700;letter-spacing:-0.02em;margin-bottom:14px;color:var(--text)}
.footer-col a{display:block;font-size:14px;color:var(--text-muted);padding:4px 0;transition:color .2s}
.footer-col a:hover{color:var(--accent)}
.footer-bottom{display:flex;justify-content:space-between;align-items:center;padding-top:24px;border-top:1px solid var(--border);flex-wrap:wrap;gap:12px}
.footer-bottom p{font-size:13px;color:var(--text-muted)}
.footer-bottom-links{display:flex;gap:16px}
.footer-bottom-links a{font-size:13px;color:var(--text-muted);transition:color .2s}
.footer-bottom-links a:hover{color:var(--accent)}

/* ── Footer Newsletter ── */
.footer-newsletter{display:flex;align-items:center;justify-content:space-between;gap:24px;padding:24px 28px;margin-bottom:32px;background:var(--bg-alt);border:1px solid var(--border);border-radius:16px}
.footer-newsletter-text{display:flex;align-items:center;gap:14px;min-width:0}
.footer-newsletter-icon{font-size:26px;flex-shrink:0;line-height:1}
.footer-newsletter-text h5{font-family:var(--font-display);font-size:15px;font-weight:700;letter-spacing:-0.02em;color:var(--text);margin-bottom:2px}
.footer-newsletter-text p{font-size:13px;color:var(--text-muted);line-height:1.4}
.footer-newsletter-form{display:flex;gap:8px;flex-shrink:0}
.footer-newsletter-form input{padding:10px 16px;font-size:14px;font-family:var(--font-body);border:1.5px solid var(--border-strong);border-radius:100px;background:var(--bg-card);color:var(--text);width:220px;outline:none;transition:border-color .2s}
.footer-newsletter-form input:focus{border-color:var(--accent)}
.footer-newsletter-form input::placeholder{color:var(--text-muted)}
.footer-newsletter-form button{padding:10px 22px;font-size:13px;font-weight:600;font-family:var(--font-body);background:var(--accent);color:#fff;border:none;border-radius:100px;cursor:pointer;transition:all .2s;white-space:nowrap}
.footer-newsletter-form button:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 12px rgba(13,148,136,.25)}
.footer-newsletter-form button:disabled{opacity:.7;cursor:default;transform:none;box-shadow:none}

/* ── Newsletter CTA Section (homepage/blog) ── */
.newsletter-cta{padding:80px 0;background:var(--bg-dark);color:var(--text-inverse);text-align:center}
.newsletter-cta-inner{max-width:540px;margin:0 auto}
.newsletter-cta .pill{background:rgba(13,148,136,.15);border-color:rgba(13,148,136,.3);color:rgba(13,148,136,1);margin-bottom:20px}
.newsletter-cta h2{font-family:var(--font-display);font-size:clamp(28px,4vw,40px);font-weight:800;letter-spacing:-0.04em;line-height:1.1;margin-bottom:12px;color:#fff}
.newsletter-cta p{font-size:16px;color:rgba(255,255,255,.6);line-height:1.6;margin-bottom:32px}
.newsletter-cta-form{display:flex;gap:10px;max-width:420px;margin:0 auto}
.newsletter-cta-form input{flex:1;padding:14px 20px;font-size:15px;font-family:var(--font-body);border:1.5px solid rgba(255,255,255,.15);border-radius:100px;background:rgba(255,255,255,.08);color:#fff;outline:none;transition:border-color .2s}
.newsletter-cta-form input:focus{border-color:var(--accent)}
.newsletter-cta-form input::placeholder{color:rgba(255,255,255,.35)}
.newsletter-cta-form button{padding:14px 28px;font-size:15px;font-weight:600;font-family:var(--font-body);background:var(--accent);color:#fff;border:none;border-radius:100px;cursor:pointer;transition:all .2s;white-space:nowrap}
.newsletter-cta-form button:hover{background:var(--accent-hover);transform:translateY(-1px);box-shadow:0 4px 16px rgba(13,148,136,.4)}
.newsletter-cta-form button:disabled{opacity:.7;cursor:default;transform:none;box-shadow:none}
.newsletter-cta-note{font-size:12px;color:rgba(255,255,255,.35);margin-top:14px}

/* ── Footer responsive ── */
@media(max-width:768px){.footer-top{grid-template-columns:1fr 1fr;gap:32px}}
@media(max-width:600px){
  .footer-newsletter{flex-direction:column;align-items:stretch;gap:16px;padding:20px 22px}
  .footer-newsletter-form{width:100%}
  .footer-newsletter-form input{flex:1;width:auto}
  .newsletter-cta-form{flex-direction:column}
  .newsletter-cta-form input,.newsletter-cta-form button{width:100%}
}
@media(max-width:480px){
  .footer-top{grid-template-columns:1fr;gap:24px}
  .footer-bottom{flex-direction:column;text-align:center}
  .footer-bottom-links{justify-content:center}
}

/* ── Reduced Motion ── */
@media(prefers-reduced-motion:reduce){
  *{animation-duration:0.01ms!important;animation-iteration-count:1!important;transition-duration:0.01ms!important}
  .fade-up{opacity:1;transform:none}
  html{scroll-behavior:auto}
}