/* ═══════════════════════════════════════════════════════════
   GrowTex — Unified Stylesheet v3.0
   All pages share this file. No inline styles needed.
   ═══════════════════════════════════════════════════════════ */
*,*::before,*::after{margin:0;padding:0;box-sizing:border-box}
:root{
  /* Foundation */
  --ink:#0A0A1A;--ink-soft:#141428;
  --cream:#F5F1EA;--cream-soft:#EAE4D8;--cream-warm:#F0E6D5;

  /* Primary accent — deep indigo (premium SaaS) */
  --teal:#6366F1;--teal-dark:#4F46E5;--teal-ink:#1E1B4B;--teal-bright:#818CF8;

  /* Warm accent — amber drives CTAs and action */
  --amber:#D97C2A;--amber-light:#F0A96A;--amber-dark:#B5641F;

  /* Support */
  --coral:#D64E2C;--rose:#C7D2FE;
  --muted:#6B7280;--muted-soft:#9CA3AF;
  --line:rgba(10,10,26,0.08);--line-strong:rgba(10,10,26,0.16);

  /* Type */
  --serif:'Geist',system-ui,sans-serif;--sans:'Inter',system-ui,sans-serif;

  /* Motion */
  --ease-out:cubic-bezier(.22,.61,.36,1);
  --ease-spring:cubic-bezier(.34,1.56,.64,1);

  /* Shadows */
  --shadow-sm:0 2px 8px -2px rgba(10,10,26,.08);
  --shadow-md:0 12px 32px -8px rgba(10,10,26,.16);
  --shadow-lg:0 28px 56px -16px rgba(10,10,26,.28);
}
html{scroll-behavior:smooth;font-size:16px}
body{font-family:var(--sans);background:var(--cream);color:var(--ink);line-height:1.5;-webkit-font-smoothing:antialiased;overflow-x:hidden}
a{color:inherit;text-decoration:none}
img,svg{display:block;max-width:100%}
button{font-family:inherit;cursor:pointer;border:none;background:none}
::selection{background:var(--amber);color:var(--cream)}

/* ═══ NAV ═══ */
.nav{position:fixed;top:0;left:0;right:0;z-index:50;padding:1rem 2rem;display:flex;align-items:center;justify-content:space-between;background:rgba(245,241,234,0.9);backdrop-filter:blur(20px);-webkit-backdrop-filter:blur(20px);border-bottom:1px solid var(--line);transition:padding .3s var(--ease-out),background .3s}
.nav.scrolled{padding:.7rem 2rem;background:rgba(245,241,234,0.97)}
.logo{font-family:'Fraunces',Georgia,serif;font-size:1.5rem;font-weight:900;font-style:italic;letter-spacing:-.03em;display:flex;align-items:center;gap:.4rem}
.logo-dot{width:8px;height:8px;background:var(--amber);border-radius:50%;box-shadow:0 0 0 3px rgba(217,124,42,0.2)}
.nav-links{display:flex;gap:1.5rem;align-items:center}
.nav-links a{font-size:.82rem;font-weight:500;color:var(--muted);transition:color .2s;position:relative;padding:.25rem 0}
.nav-links a:hover,.nav-links a.active{color:var(--ink)}
.nav-links a.active::after{content:'';position:absolute;left:0;right:0;bottom:-2px;height:2px;background:var(--amber);border-radius:2px}
.nav-cta{background:var(--ink)!important;color:var(--cream)!important;padding:.55rem 1.15rem!important;border-radius:999px!important;font-size:.82rem!important;transition:transform .25s var(--ease-spring),background .25s!important}
.nav-cta:hover{background:var(--amber-dark)!important;transform:translateY(-1px)!important}
.nav-cta::after{display:none!important}
.hamburger{display:none;width:40px;height:40px;align-items:center;justify-content:center;border-radius:10px;position:relative;z-index:60}
.hamburger span{display:block;width:22px;height:2px;background:var(--ink);border-radius:2px;transition:transform .3s var(--ease-spring),opacity .2s;position:absolute}
.hamburger span:nth-child(1){top:13px}
.hamburger span:nth-child(2){top:19px}
.hamburger span:nth-child(3){top:25px}
.hamburger.open span:nth-child(1){top:19px;transform:rotate(45deg)}
.hamburger.open span:nth-child(2){opacity:0}
.hamburger.open span:nth-child(3){top:19px;transform:rotate(-45deg)}
@media(max-width:820px){
  .nav{padding:.85rem 1.25rem}
  .hamburger{display:flex}
  .nav-links{display:none;position:fixed;inset:0;background:var(--cream);flex-direction:column;align-items:center;justify-content:center;gap:2rem;z-index:55;padding:5rem 2rem}
  .nav-links.open{display:flex}
  .nav-links a{font-size:1.5rem;font-family:var(--serif);font-weight:900;font-style:normal}
  .nav-links a.nav-cta{font-size:1rem!important;padding:.8rem 1.5rem!important}
}

/* ═══ BUTTONS ═══ */
.btn{display:inline-flex;align-items:center;gap:.55rem;padding:1rem 1.7rem;border-radius:999px;font-weight:500;font-size:.95rem;transition:transform .3s var(--ease-spring),background .25s,box-shadow .3s;white-space:nowrap}
.btn-primary{background:var(--ink);color:var(--cream);box-shadow:0 8px 24px -8px rgba(10,15,20,.4)}
.btn-primary:hover{background:var(--teal-ink);transform:translateY(-2px);box-shadow:0 14px 32px -6px rgba(10,15,20,.5)}
.btn-ghost{background:transparent;color:var(--ink);border:1.5px solid var(--line-strong)}
.btn-ghost:hover{border-color:var(--ink);background:rgba(10,15,20,.03);transform:translateY(-2px)}
.btn-cream{background:var(--cream);color:var(--ink);box-shadow:0 10px 30px -10px rgba(217,124,42,.3)}
.btn-cream:hover{background:var(--amber);color:var(--cream);transform:translateY(-2px);box-shadow:0 14px 32px -8px rgba(217,124,42,.4)}
.btn-amber{background:var(--amber);color:var(--cream);box-shadow:0 8px 24px -8px rgba(217,124,42,.4)}
.btn-amber:hover{background:var(--amber-dark);transform:translateY(-2px);box-shadow:0 14px 32px -6px rgba(217,124,42,.5)}
.btn .arrow{width:22px;height:22px;background:var(--amber);border-radius:50%;display:flex;align-items:center;justify-content:center;transition:transform .35s var(--ease-spring);flex-shrink:0}
.btn:hover .arrow{transform:rotate(-45deg)}
.btn .arrow svg{width:10px;height:10px;stroke:var(--cream);fill:none;stroke-width:2.5;stroke-linecap:round;stroke-linejoin:round}

/* ═══ SECTION LABELS ═══ */
.eye{font-size:.72rem;font-weight:500;text-transform:uppercase;letter-spacing:.16em;color:var(--teal-dark);margin-bottom:1rem;display:inline-flex;align-items:center;gap:.5rem}
.eye::before{content:'';width:24px;height:1px;background:var(--teal-dark)}
.eye.center{justify-content:center}
.eye.amber{color:var(--amber)}.eye.amber::before{background:var(--amber)}
.eye.bright{color:var(--teal-bright)}.eye.bright::before{background:var(--teal-bright)}

/* ═══ PAGE HERO (reusable across pages) ═══ */
.page-hero{padding:8rem 2rem 3.5rem;text-align:center;position:relative;overflow:hidden}
.page-hero::before{content:'';position:absolute;top:-20%;right:-10%;width:500px;height:500px;background:radial-gradient(circle,rgba(217,124,42,0.07),transparent 65%);pointer-events:none}
.page-hero h1{font-family:var(--serif);font-size:clamp(2.5rem,6vw,4.5rem);font-weight:900;line-height:.95;letter-spacing:-.03em;margin-bottom:1rem}
.page-hero h1 em{font-style:normal;font-weight:900;color:var(--teal-dark)}
.page-hero .lead{font-size:1.1rem;color:var(--muted);max-width:540px;margin:0 auto;line-height:1.55}

/* ═══ FOOTER ═══ */
.footer{background:var(--ink);color:var(--cream);padding:3rem 2rem 2rem}
.footer-inner{max-width:1200px;margin:0 auto;display:grid;grid-template-columns:1.4fr repeat(3,1fr);gap:2.5rem;margin-bottom:2rem}
@media(max-width:760px){.footer-inner{grid-template-columns:1fr 1fr;gap:1.5rem}.footer-brand{grid-column:1/-1}}
.footer-brand .logo{color:var(--cream);margin-bottom:.75rem}
.footer-brand p{font-size:.85rem;opacity:.5;line-height:1.55;max-width:280px}
.footer-col h4{font-family:var(--serif);font-size:.92rem;font-weight:900;font-style:normal;margin-bottom:.85rem;color:var(--amber)}
.footer-col a{display:block;font-size:.82rem;opacity:.5;margin-bottom:.5rem;transition:opacity .2s}
.footer-col a:hover{opacity:1}
.footer-bottom{max-width:1200px;margin:0 auto;padding-top:1.5rem;border-top:1px solid rgba(245,241,234,.08);text-align:center;font-size:.75rem;opacity:.4}

/* ═══ FORMS ═══ */
.field{margin-bottom:.85rem}
.field label{display:block;font-size:.78rem;font-weight:500;color:var(--muted);margin-bottom:.35rem}
.field label .req{color:var(--coral);margin-left:2px}
.field input,.field textarea,.field select{width:100%;padding:.85rem 1rem;background:var(--cream);border:1.5px solid var(--line);border-radius:12px;font-family:var(--sans);font-size:.9rem;color:var(--ink);transition:border-color .25s,box-shadow .25s}
.field input:focus,.field textarea:focus,.field select:focus{outline:none;border-color:var(--teal-dark);box-shadow:0 0 0 4px rgba(99,102,241,.1)}
.field input::placeholder,.field textarea::placeholder{color:var(--muted-soft)}
.field textarea{resize:vertical;min-height:100px}
.field select option{background:var(--ink);color:var(--cream)}
.field.error input{border-color:var(--coral);box-shadow:0 0 0 4px rgba(214,78,44,.1)}
.field-error,.inline-error{font-size:.72rem;color:var(--coral);margin-top:.3rem}

/* Dark form fields */
.dark-field input,.dark-field textarea,.dark-field select{background:rgba(245,241,234,.04);border-color:rgba(245,241,234,.12);color:var(--cream)}
.dark-field input:focus,.dark-field textarea:focus{border-color:var(--amber);background:rgba(217,124,42,.08)}
.dark-field input::placeholder,.dark-field textarea::placeholder{color:rgba(245,241,234,.35)}

/* ═══ ANIMATIONS ═══ */
.reveal{opacity:0;transform:translateY(24px);transition:opacity .8s var(--ease-out),transform .8s var(--ease-out)}
.reveal.visible{opacity:1;transform:none}
.stagger > *{opacity:0;transform:translateY(20px);transition:opacity .6s var(--ease-out),transform .6s var(--ease-out);transition-delay:calc(var(--i,0) * 80ms)}
.stagger.visible > *{opacity:1;transform:none}
@keyframes floatA{0%,100%{transform:translateY(0)}50%{transform:translateY(-10px)}}
@keyframes floatB{0%,100%{transform:translateY(0)}50%{transform:translateY(-7px)}}
@keyframes pulse{0%,100%{opacity:1}50%{opacity:.55}}

/* ═══ RESPONSIVE / PERF ═══ */
@media(max-width:768px){
  .nav{backdrop-filter:none;-webkit-backdrop-filter:none;background:rgba(245,241,234,.95)}
  .page-hero::before{display:none}
}

/* Mobile: 600px and below */
@media(max-width:600px){
  .page-hero{padding:6rem 1.25rem 2.5rem}
  .footer{padding:2.5rem 1.25rem 1.75rem}
  .footer-inner{grid-template-columns:1fr;gap:1.75rem}
  .footer-brand{grid-column:auto}
  .btn{padding:.95rem 1.4rem;min-height:48px}
}

/* Mobile: 375–414px small phones */
@media(max-width:414px){
  html{font-size:15px}
  .nav{padding:.75rem 1rem}
  .nav-cta{padding:.5rem 1rem!important;font-size:.78rem!important}
  .page-hero h1{font-size:clamp(2rem,9vw,2.75rem)}
  .page-hero .lead{font-size:1rem}
}

/* Tap target floor — links/buttons in interactive contexts */
@media(hover:none) and (pointer:coarse){
  a.btn, button.btn, .nav-cta, .auth-btn, .run-btn,
  .save-google-btn, .email-modal-send, .email-report-btn,
  .bottom-cta-call, .email-modal-close{min-height:44px}
}

@media(prefers-reduced-motion:reduce){
  *,*::before,*::after{animation-duration:.01ms!important;animation-iteration-count:1!important;transition-duration:.01ms!important}
  .reveal,.stagger>*{opacity:1!important;transform:none!important}
}