/* === Tepuy Solutions: Premium Forest Theme ========================= */

:root {
  --brand-green: #1f4c3b;
  --brand-green-dark: #163f30;
  --brand-green-light: #d4ede1;
  --brand-bg: #f4f8f6;
  --text-dark: #0b1f16;
  --text-light: #ffffff;
  --accent: #28a745;
}

/* --- base ----------------------------------- */
* { box-sizing: border-box; }
body {
  margin: 0;
  font-family: 'Inter','Segoe UI',sans-serif;
  background: var(--brand-bg);
  color: var(--text-dark);
}
a { color: var(--brand-green); text-decoration: none; }
a:hover { text-decoration: underline; }
img { max-width: 100%; }

/* --- nav ------------------------------------ */
.navbar {
  background: var(--brand-green);
  color: var(--text-light);
  width: 100%;
  padding: 16px 0;
  position: relative; /* ✅ ADD THIS */
  z-index: 1000;       /* Optional, to ensure it sits above hero/image */
}

.navbar-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px 0;
}

.nav-links a {
  font-size: 1.2rem; /* Increase this value as needed (1.2rem or 16px for example) */
  font-weight: 600;
  padding: 8px 16px;
  color: var(--text-light);
}
.logo {
  height: 36px;
  margin-right: 10px;
}
.logo-title {
  display: flex;
  align-items: center;
  font-weight: 600;
  font-size: 1.25rem;
  text-align: left;          /* ✅ Force left alignment */
  flex-shrink: 0;            /* ✅ Prevent it from shrinking */
}

/* hamburger (hidden desktop) */
.hamburger {
  display: none; font-size: 1.8rem; background: none; border: none;
  color: var(--text-light); cursor: pointer;
}

/* --- Hero section ------------------------- */
.hero {
  position: relative;
  background-image: url('/img/auyantepui8.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  color: var(--text-light);
  padding: 120px 20px;
  text-align: center;
  z-index: 0;
}

.hero::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0; bottom: 0;
  inset: 0;
  background: linear-gradient(rgba(0,0,0,0.35), rgba(0,0,0,0.25));
  
  z-index: 1;
}

.hero h1,
.hero p {
  position: relative;
  z-index: 2;
  max-width: 800px;
  margin: 0 auto;
}
.hero .text-block {
  background: rgba(0, 0, 0, 0.3); /* dark translucent box */
  padding: 1.5rem;
  border-radius: 10px;
  display: inline-block;
  position: relative;
  z-index: 2;
  max-width: 850px;
  margin: 0 auto;
}
.hero .text-block p {
  margin-bottom: 1em; /* Proper spacing between paragraphs */
}

.hero .text-block p:last-child {
  margin-bottom: 0; /* Avoids extra space after the final paragraph */
}


/* --- layout shell ---------------------------- */
.calc-wrapper {
  max-width: 1000px; margin: 40px auto; padding: 0 20px;
}
/* Grid Wrappers */

.grid-2col {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 18px;
    margin-bottom: 28px;
}
.grid-3col {
    display: grid;
    grid-template-columns: 2fr 3fr;
    gap: 0.6rem 1rem;
    align-items: center;
    margin-bottom: 28px;
}

/* Grid Inputs */
.grid-3col input[type="number"],
.grid-3col input[type="text"],
.grid-3col input[type="checkbox"],
.grid-3col input[inputmode="numeric"] {
    font-size: 1.05rem;
    padding: 0.5rem 0.6rem;
    border-radius: 6px;
    border: 1px solid #ccc;
    width: 100%;
    box-sizing: border-box;
}

label { display: flex; flex-direction: column; font-weight: 600; }
input, select {
  padding: 9px 10px; border: 1px solid #ccc; border-radius: 6px;
  font-size: 1rem; background: #fffdf5;
}

/* --- buttons / result boxes ------------------ */
.btn-primary {
  padding: 14px 28px; margin: 0 auto 10px auto; display: block;
  background: var(--accent); border: none; color: #fff;
  border-radius: 6px; font-size: 1rem; cursor: pointer;
}
.btn-primary:hover { background: #218838; }
.result-box {
  margin-top: 26px; padding: 18px;
  border-left: 6px solid var(--accent); background: var(--brand-green-light);
  font-weight: 600;
}
.result-box.error {
  border-left-color: #dc3545; background: #ffe8e8;
}
.strip {
  padding-top: 60px; /* or use margin-top instead */
}

/* --- table & quick outputs ------------------ */
.quick-out label { font-size: .92rem; }
.quick-out input {
  background: #f3f3f3; color: #333; font-weight: 600;
}
.table-container {
  max-height: 480px;       /* Or whatever height you want */
  overflow-y: auto;
  overflow-x: auto;
  position: relative;      /* Needed for sticky positioning to anchor */
  margin-top: 26px;
}

th, td {
  padding: 10px; border: 1px solid #d0d0d0; text-align: right;
}
tr:nth-child(even) { background: #fafafa; }
.results-table td.highlight,
.results-table th.highlight {
  background-color: var(--brand-green-light);
  font-weight: bold;
}
/* --- Results Table Styling ----------------------- */
.results-table.centered {
  margin: 2rem auto;
  border-collapse: collapse;
  text-align: center;
}

.results-table.centered th,
.results-table.centered td {
  padding: 8px 14px;
  border: 1px solid #ccc;
}
.results-table.centered tbody tr:nth-child(even) {
  background-color: #f9f9f9;
}

.results-table.centered thead th {
  background-color: #1f4c3b;
  color: white;
}

/* --- blog grid ------------------------------ */
.blog-grid {
  max-width: 1000px; margin: 40px auto; display: grid;
  grid-template-columns: repeat(auto-fit, minmax(290px, 1fr));
  gap: 26px; padding: 0 20px;
}
.post-card {
  background: #fff; border: 1px solid #ddd;
  border-radius: 8px; transition: transform .15s;
}
.post-card:hover { transform: translateY(-4px); }
.post-card img {
  width: 100%; height: 160px; object-fit: cover;
  border-top-left-radius: 8px; border-top-right-radius: 8px;
}
.post-card-body { padding: 18px; }
.post-card-body h2 {
  font-size: 1.15rem; margin: 0 0 8px 0; color: var(--brand-green);
}
.meta { font-size: .83rem; color: #666; margin-bottom: 10px; }
.excerpt { font-size: .9rem; color: #333; }

/* --- blog single post ------------------------ */
.blog-post {
  max-width: 750px; margin: 40px auto; padding: 0 20px;
  background: #fff;
}
.post-meta { color: #666; font-size: .85rem; margin-bottom: 20px; }
.blog-footer { margin-top: 40px; text-align: center; }

/* --- footer ---------------------------------- */
footer {
  background: var(--brand-green); color: var(--text-light);
  text-align: center; padding: 16px; font-size: .9rem;
}
.ts-footer {
  background: var(--brand-green);
  color: var(--text-light);
  padding: 24px 0;
}

.footer-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(140px, 1fr));
  gap: 20px;
  align-items: start;
  padding-bottom: 20px;
}

.footer-grid a {
  display: block;
  color: var(--text-light);
  margin-top: 6px;
}

.footer-cta {
  text-align: center;
}
.footer-cta .btn {
  display: flex;
  align-items: center;
  justify-content: center;
  height: 48px;         /* ensures a consistent button height */
  padding: 0 24px;       /* horizontal padding */
  font-size: 1rem;
  text-align: center;
}
.footer-legal-links {
  margin-top: 6px;
  font-size: 0.9rem;         /* Optional: smaller legal font size */
}

.footer-legal-links a {
  display: inline;
  color: var(--text-light);  /* Keep it consistent with other links */
  margin: 0 4px;
  text-decoration: none;
}

.footer-legal-links a:hover {
  text-decoration: underline;
}

footer .tiny {
  font-size: 0.8rem;
  text-align: center;
  opacity: 0.8;
}
.auto-summary {
  margin-top: 12px;
  padding: 12px;
  border: 1px solid #c5e1c5;
  background: #f8fef8;
  border-radius: 8px;
  font-weight: 600;
  color: #0b3d0b;
}
.auto-summary div {
  margin-bottom: 6px;
}

/* --- Responsive Tweaks ----------------------- */

/* Medium and below (mobile/tablet) */
@media (max-width: 768px) {
  .navbar-inner {
    flex-wrap: wrap;
    align-items: center;
  }

  .hamburger {
    display: block;
    font-size: 1.8rem;
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    margin-left: auto;
  }

  .nav-links {
    display: none;
    flex-direction: column;
    width: 100%;
    background: var(--brand-green);
    position: absolute;
    top: 100%;
    left: 0;
    z-index: 999;
    padding: 10px 20px;
  }

  .nav-links.show {
    display: flex;
  }

  .nav-links a {
    margin: 10px 0;
    font-size: 1.1rem;
  }

  .sub-menu {
    position: relative;
    background: none;
    box-shadow: none;
    padding-left: 20px;
  }

  .has-sub:hover .sub-menu {
    display: none;
  }

  .feature-card {
    flex-direction: column !important;
    align-items: stretch !important;
    text-align: center;
    margin-bottom: 48px;
  }

  .feature-img {
    width: 100% !important;
    height: 220px !important;
    min-height: 220px;
    border-radius: 12px 12px 0 0;
    margin-bottom: 16px;
    background-size: cover;
    background-position: center;
    background-repeat: no-repeat;
  }

  .feature-copy {
    width: 100% !important;
    max-width: 100% !important;
    padding: 20px !important;
  }

  .form-sectioned {
    grid-template-columns: 1fr;
  }

  .btn-cta,
  .cta-button {
    display: none !important;
  }
}

/* Smaller tweaks */
@media (max-width: 640px) {
  .hero-banner {
    padding: 28px 24px;
  }

  .btn {
    display: block;
    margin: 10px auto;
  }

  th,
  td {
    font-size: .84rem;
  }
}

@media (max-width: 480px) {
  input {
    font-size: 0.9rem;
  }
    .input-card {
        max-width: 95%;
    }

    .grid-3col {
        grid-template-columns: 1fr;
    }


    .grid-3col input {
        max-width: 100%;
    }

}

/* Desktop-specific */
@media (min-width: 769px) {
  .feature-card:nth-child(even) {
    flex-direction: row-reverse;
  }
}
/* === Tepuy Homepage: Feature Strip Cards ======================= */
.feature-card {
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 32px;
  margin-bottom: 48px;
  width: 100%;
}

.feature-card.reverse {
  flex-direction: row-reverse;
}

.feature-img {
  flex: 0 0 40%;
  height: 260px;
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  border-radius: 12px;
}

.feature-copy {
  flex: 1;
  max-width: 60%;
  padding: 20px 30px;
  box-sizing: border-box;
}

.feature-copy h2, .feature-copy h3 {
  margin: 0 0 10px;
  font-size: 1.6rem;
  color: var(--brand-green);
}





/* --- soft-gate overlay ----------------------- */
.overlay {
  position: fixed; inset: 0;
  background: rgba(0,0,0,.55);
  backdrop-filter: blur(3px);
  display: flex; justify-content: center; align-items: center;
  z-index: 9999; color: #fff; text-align: center;
}
.overlay-card {
  background: var(--brand-green-dark);
  padding: 34px 28px; border-radius: 8px; max-width: 420px;
}
.overlay-card h3 { margin-top: 0; font-size: 1.4rem; }
.blur { filter: blur(4px); pointer-events: none; user-select: none; }

/* --- Pro gate section ------------------------ */
.pro-gate { margin: 40px 0; text-align: center; }
.locked-msg {
  margin-bottom: 14px; font-weight: 600; color: #b02d2d;
}
.pro-only.locked {
  filter: none; pointer-events: auto;
}

/* --- Pricing modal --------------------------- */
.modal-overlay {
  position: fixed; inset: 0;
  display: flex; align-items: center; justify-content: center;
  background: rgba(0,0,0,.55); z-index: 9999;
}
.modal {
  background: #fff; border-radius: 10px; padding: 32px 36px;
  max-width: 360px; width: 90%;
  box-shadow: 0 8px 24px rgba(0,0,0,.25);
  text-align: center; position: relative;
}
.modal-close {
  position: absolute; top: 10px; right: 10px;
  background: none; border: none; font-size: 1.2rem;
  cursor: pointer; color: var(--text-dark);
}
.modal h2 {
  margin: 0 0 12px; font-size: 1.55rem; color: var(--brand-green);
}
.modal .price {
  font-size: 1.8rem; margin: 0 0 18px; color: var(--accent);
}
.modal .benefits {
  list-style: none; padding: 0; margin: 0 0 24px;
  text-align: left; font-size: .96rem;
}
.modal .benefits li {
  margin: 6px 0; padding-left: 4px;
}
.btn-wide {
  width: 100%; max-width: 260px; margin: 0 auto;
}
.small-note {
  font-size: .8rem; color: #555; margin-top: 12px;
}

/* --- Enhanced Upsell Modal ------------------------ */
.overlay-card {
  background: #fff;
  padding: 32px;
  border-radius: 12px;
  max-width: 420px;
  width: 90%;
  text-align: center;
  box-shadow: 0 12px 30px rgba(0,0,0,.25);
  animation: slideUp 0.4s ease-out;
}
.modal-title {
  margin-bottom: 8px;
  font-size: 1.6rem;
  color: var(--brand-green);
}
.modal-subtitle {
  margin-bottom: 16px;
  font-size: 1.05rem;
  color: #333;
}
.modal-benefits {
  list-style: none;
  padding: 0;
  margin: 0 0 20px;
  text-align: left;
  font-size: .95rem;
}
.modal-benefits li {
  margin: 6px 0;
  padding-left: 1.4em;
  text-indent: -1.2em;
}
.modal-benefits li::before {
  content: "✓ ";
  color: var(--accent);
  font-weight: bold;
}
.text-link {
  font-size: 0.9rem;
  color: var(--brand-green);
  text-decoration: underline;
  cursor: pointer;
}
@keyframes slideUp {
  from { transform: translateY(30px); opacity: 0; }
  to   { transform: translateY(0); opacity: 1; }
}
.pro-badge {
  background: #b02d2d;
  color: #fff;
  font-size: 0.7rem;
  padding: 2px 6px;
  border-radius: 4px;
  margin-left: 8px;
  vertical-align: middle;
}

/* --- Pro-only input gating ------------------- */
.pro-only input:disabled {
  opacity: 0.5;
  cursor: not-allowed;
}

.pro-only.locked {
  opacity: 1;            /* Label text remains normal */
  cursor: pointer;
  filter: none;          /* No blur */
  pointer-events: auto;  /* Allows triggering upsell modal */
}

.pro-only.locked input:disabled {
  opacity: 0.5;
  filter: grayscale(100%);  /* Subtle visual cue */
}
/* --- Planner Layout Enhancements ------------------- */
.form-sectioned {
  display: grid;
  gap: 1.5rem;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  margin-bottom: 1.5rem;
}



.results-summary {
  display: flex;
  justify-content: space-between;
  flex-wrap: wrap;
  max-width: 640px;
  margin: 1rem auto 2rem auto;
  font-size: 1.1rem;
  padding: 0.75rem 1.25rem;
  background: #ffffff;
  border: 2px solid var(--brand-green-light);
  border-radius: 10px;
  box-shadow: 0 1px 4px rgba(0,0,0,0.06);
  gap: 10px;
}

.results-summary div {
  font-weight: 600;
}
.results-scroll {
  max-height: 480px;
  overflow-y: auto;
  border: 1px solid #ccc;
  position: relative;
}



/* === Sticky Table Header Row === */
.results-table thead th {
  position: sticky;
  top: 0;
  background-color: #ffffff;
  z-index: 2;
}

/* === Sticky First Column === */
.results-table th:first-child,
.results-table td:first-child {
  position: sticky;
  left: 0;
  background-color: #ffffff;
  z-index: 1;
}

/* === Sticky Top-Left Corner Fix === */
.results-table thead th:first-child {
  z-index: 3; /* Stays on top of everything */
}


/* === Column Shading === */
.results-table td.property,
.results-table th.property {
  background-color: #e6f4e6;
}
.results-table td.shares,
.results-table th.shares {
  background-color: #e6f0fa;
}

/* === Toggle Buttons === */
.planner-controls {
  display: flex;
  gap: 12px;
  margin: 20px 0;
}
.btn-toggle {
  background-color: #fff;
  border: 2px solid #ccc;
  color: #333;
  padding: 8px 14px;
  font-size: 14px;
  font-family: 'Montserrat', sans-serif;
  border-radius: 8px;
  cursor: pointer;
  transition: all 0.2s ease;
  display: inline-flex;
  align-items: center;
  gap: 6px;
  box-shadow: 1px 1px 2px rgba(0,0,0,0.1);
}

.btn-toggle:hover:not(:disabled) {
  background-color: #f0f0f0;
  border-color: #999;
}

.btn-toggle:disabled {
  opacity: 1; /* Keep full visibility */
  color: #999; /* Dim text to show it's disabled */
  cursor: not-allowed;
}

.btn-toggle.enabled {
  color: #000;
}

/* === Enhanced Wide Summary === */
.results-summary.wide {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  margin-bottom: 1.5rem;
}
/* === Enhanced Input Aesthetics === */


label {
  font-weight: 500;
  font-size: 0.92rem;
  margin-bottom: 12px;
  display: flex;
  flex-direction: column;
  color: #333;
}



/* Better spacing on grouped fields */
fieldset label:not(:last-child) {
  margin-bottom: 16px;
}

/* Improve results-summary visuals */
.results-summary {
  background: #f9fbfa;
  border: 2px solid #d4ede1;
  border-radius: 12px;
  padding: 1.25rem 1.5rem;
  font-size: 1.1rem;
  color: #1f4c3b;
  box-shadow: 0 1px 6px rgba(0, 0, 0, 0.05);
}

.results-summary div {
  font-weight: 700;
}

.btn-toggle.inactive {
  opacity: 0.6;
  background-color: #555;
}

/* === Fancy Card Headers for Fieldsets === */
/* === Modern Fieldset Cards with Accent Borders === */
/* === Modern Fieldset Cards with Accent Borders === */
fieldset {
  border-left: 6px solid var(--accent);
  background: #ffffff;
  padding: 1.5rem;
  border-radius: 12px;
  margin-top: 2rem;
  box-shadow: 0 2px 8px rgba(0, 0, 0, 0.05);
  transition: border-color 0.3s ease;
}
/* On hover, make the accent border brighter */
fieldset:hover {
  border-color: #218838;
}

/* Header tag (legend) styled like a floating label */
legend {
  display: inline-block;
  white-space: nowrap;             /* ✅ Prevents text wrapping */
  font-size: 1rem;
  font-weight: 700;
  color: var(--brand-green-dark);
  background: #ffffff;
  padding: 0.4rem 1.2rem;
  border-radius: 22px;
  position: relative;
  top: -1.2rem;
  margin: 0 auto;
  box-shadow: 0 1px 3px rgba(0, 0, 0, 0.05);
}



/* === Animated Input Focus Effect === */
/* Base state */
input[type="number"],
input[type="text"] {
  padding: 10px 14px;
  border: 1px solid #ccc;
  border-radius: 8px;
  background-color: #fff;
  font-size: 1rem;
  font-family: inherit;
  transition: border-color 0.2s ease, box-shadow 0.2s ease;
}

/* Focus state only */
input[type="number"]:focus,
input[type="text"]:focus {
  border-color: var(--accent);
  box-shadow: 0 0 0 3px rgba(40, 167, 69, 0.12);
  outline: none;
}
.content-wrapper {
  max-width: 100%;
  margin: 0 auto;
  padding: 0 20px;
}

/* Dropdowns show on hover instead of click */
.has-sub {
  position: relative;
}
.has-sub:hover .sub-menu {
  display: block;
}

/* Submenu styles */
.sub-menu {
  display: none;
  position: absolute;
  top: 100%;
  left: 0;
  background: white;
  color: black;
  padding: 10px 0;
  border-radius: 6px;
  box-shadow: 0 6px 12px rgba(0,0,0,0.1);
  z-index: 1000;
  min-width: 200px;
}
.sub-menu a {
  display: block;
  font-size: 1rem;
  padding: 10px 18px;
  color: var(--text-dark);
  text-decoration: none;
}
.sub-menu a:hover {
  background-color: #f4f8f6;
}
.has-sub > a {
  position: relative;
  padding-right: 10px;
}

/* Prevent layout jumping on hover */
.nav-links {
  display: flex;
  align-items: center;
  gap: 24px;
}
.btn-cta {
  background: #28a745;
  color: white;
  padding: 8px 16px;
  font-weight: 600;
  border-radius: 5px;
  margin-left: 20px;
  transition: background 0.3s ease;
}
.btn-cta:hover {
  background: #218838;
}
.hero-banner.transparent {
  background: rgba(0, 0, 0, 0.45);
  color: #ffffff;
  padding: 40px 30px;
  border-radius: 8px;
  max-width: 700px;
  text-align: left;
}
.hero-banner.transparent h1 {
  font-size: 2.2rem;
  font-weight: 700;
  margin-bottom: 10px;
}
.hero-banner.transparent p {
  font-size: 1.1rem;
  line-height: 1.6;
}

/* CTA Button Styling */
.cta-button {
  background-color: var(--accent);
  font-size: 1rem;
  color: white;
  padding: 10px 18px;
  border-radius: 6px;
  font-weight: bold;
  text-decoration: none;
  margin-left: 20px;
  transition: background-color 0.3s ease;
}

.cta-button:hover {
  background-color: #218838;
}
.contact-form {
  padding: 60px 0;
  background-color: #f5f8f5;
}
.contact-form h1,
.contact-form p {
  text-align: center;
}
.contact-form iframe {
  border-radius: 8px;
  box-shadow: 0 4px 12px rgba(0, 0, 0, 0.1);
}
/* --- References section (Sources list) --- */
.references {
  margin-top: 40px;
}
.references ul {
  list-style: disc inside;
  margin-top: 10px;
}
.references ul li {
  margin-bottom: 6px;
}

figure {
  margin: 40px 0;
  text-align: center;
}

figure img {
  max-width: 100%;
  width: 900px;
  height: auto;
  border-radius: 4px;
  box-shadow: 0 4px 14px rgba(0,0,0,0.08);
}

.checkbox-label input[type="checkbox"] {
    transform: translateY(1px);
    width: 18px;
    height: 18px;
}



/* Tooltip wrapper next to label */
.label-with-tooltip {
  display: flex;
  align-items: center;
  gap: 6px;
  position: relative;
}

/* The green 'i' icon */
.info-icon {
  background-color: #2d6a4f;
  color: #fff;
  font-size: 0.85rem;
  font-weight: bold;
  border-radius: 50%;
  width: 1.4em;
  height: 1.4em;
  text-align: center;
  line-height: 1.4em;
  cursor: pointer;
  position: relative;
}

/* Tooltip box */
.tooltip-box {
  visibility: hidden;
  background-color: #2d6a4f;
  color: white;
  text-align: left;
  padding: 10px;
  border-radius: 6px;
  position: absolute;
  z-index: 10;
  top: 130%;
  left: 0;
  width: 220px;
  font-size: 0.9rem;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
  opacity: 0;
  transition: opacity 0.3s ease;
}

/* Triangle arrow */
.tooltip-box::after {
  content: "";
  position: absolute;
  top: -6px;
  left: 12px;
  border-width: 6px;
  border-style: solid;
  border-color: transparent transparent #2d6a4f transparent;
}

/* Show tooltip on hover */
.info-icon:hover .tooltip-box {
  visibility: visible;
  opacity: 1;
}

.info-tooltip {
  position: relative;
  display: inline-block;
  font-size: 0.85em;
  font-weight: bold;
  background: #0073e6;
  color: white;
  border-radius: 50%;
  width: 1.2em;
  height: 1.2em;
  text-align: center;
  line-height: 1.2em;
  cursor: pointer;
  margin-left: 4px;
}

.info-tooltip .tooltip-text {
  visibility: hidden;
  width: 200px;
  background-color: #333;
  color: #fff;
  font-size: 0.9rem;
  text-align: left;
  border-radius: 5px;
  padding: 8px;
  position: absolute;
  z-index: 10;
  bottom: 120%;
  left: 50%;
  transform: translateX(-50%);
  opacity: 0;
  transition: opacity 0.3s;
}

.info-tooltip:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
}




.feature-img {
  width: 100%;
  height: 260px; /* always set fixed height */
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}
/* === Blog-Specific Button (Visible on All Screens) === */
.blog-button {
  display: inline-block;                /* Allows padding + centering */
  background-color: var(--accent);      /* Same green as .cta-button */
  color: white;
  padding: 12px 24px;
  border-radius: 6px;
  font-weight: bold;
  text-decoration: none;
  text-align: center;
  transition: background-color 0.3s ease;
  margin: 20px auto;                   /* Centers horizontally */
}

.blog-button:hover {
  background-color: #218838;            /* Darker green on hover */
}
<!-- ───────── CSS: dropdown menu ───────── -->
<style>
  .has-sub { position: relative; }
  .sub-toggle {
    background: none;
    border: none;
    color: var(--text-light);
    cursor: pointer;
    font: inherit;
    margin-left: 20px;
  }
  .sub-menu {
    display: none;
    position: absolute;
    top: 100%;
    left: 0;
    background: var(--brand-green-dark);
    padding: 8px 0;
    border-radius: 4px;
    min-width: 180px;
    z-index: 999;
  }
  .sub-menu a {
    display: block;
    padding: 8px 18px;
    color: #fff;
    white-space: nowrap;
  }
  .has-sub.open .sub-menu {
    display: block;
  }
/* ───── Two-column responsive layout ───── */
.two-column {
  display: flex;
  flex-wrap: wrap;
  gap: 2rem;
  align-items: flex-start;
}

/* Left column (input form) */
.input-card {
  flex: 1 1 300px;
  max-width: 420px;
  margin: 0 auto;
  background: var(--card-bg, #f5f5f5);
  padding: 1.2rem 1.4rem;
  border-radius: 10px;
  box-shadow: 0 2px 8px rgba(0,0,0,0.1);
}
.input-card:hover {
  border: 1px solid #ccc;
}

/* Right column (chart + results) */
.results-area {
  flex: 1 1 0;
  max-width: 70%;
}

/* Success/Error message box */
.result-box {
  margin: 1rem auto;
  max-width: 700px;
  text-align: center;
  font-weight: 600;
}

/* Grid layout */
.grid-3col {
  display: grid;
  grid-template-columns: 2fr 3fr;
  gap: 0.5rem 1rem;
}

/* Input and label styling */
.grid-3col label {
  font-size: 1.05rem;
  font-weight: 500;
  margin-bottom: 0.1rem;
}


/* Checkbox full-row styling */
.checkbox-label {
  grid-column: span 2;
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

/* ───── Chart padding ───── */
.chart-wrap {
  margin-top: 12px;
}

/* ───── Stack on tablet and mobile ───── */
@media (max-width: 900px) {
  .two-column {
    flex-direction: column;
  }
  .input-card, .results-area {
    max-width: 100%;
  }
}

/* ───── Adjust form layout on small screens ───── */
/* Mobile-friendly layout */
@media (max-width: 600px) {
  .grid-3col {
    grid-template-columns: 1fr;
    justify-items: center;
  }

  .grid-3col label,
  .grid-3col input {
    width: 100%;
  }

  .input-card {
    max-width: 95%;
  }
}
/* ───── Navbar dropdown styling ───── */
@media (max-width: 768px) {
  .sub-toggle {
    margin: 10px 0;
    font-size: 1.1rem;
  }
  .sub-menu {
    position: static;
  }
  .nav-links {
    display: none;
    flex-direction: column;
    gap: 14px;
  }
  .nav-links.show {
    display: flex;
  }
  .hamburger {
    display: block;
  }
}

</style>

/* Mobile responsiveness */
@media (min-width: 601px) {
    .grid-3col label {
        width: auto;
    }

    .grid-3col input[type="number"],
    .grid-3col input[inputmode="numeric"] {
        width: 100%;
        max-width: 180px;
    }
}

@media (max-width: 600px) {
    .grid-3col {
        grid-template-columns: 1fr;
    }

    .grid-3col label,
    .grid-3col input {
        width: 100%;
    }

    .grid-3col input {
        max-width: 100%;
    }

    .grid-3col input[type="checkbox"] {
        margin-left: 0;
    }

    .grid-3col input[type="number"],
    .grid-3col input[inputmode="numeric"] {
        max-width: 100%;
    }
}
@media (max-width: 768px) {
  .blog-button {
    width: 100%;                       /* Full width on small screens */
    max-width: 280px;                  /* Optional: Limits max width */
  }
}

/* === PRO buttons style === */

/* General style for Pro buttons */
.pro-only-btn {
  border-radius: 10px;
  padding: 10px 18px;
  font-size: 14px;
  font-weight: 500;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.08);
  transition: 0.2s ease all;
  color: #333;
  background: #f1f1f1;
  cursor: pointer;
  border: 1px solid #ccc;
  opacity: 0.6;
}

/* When Pro is unlocked */
.pro-only-btn.enabled {
  cursor: pointer;     /* make it interactive */
  opacity: 1;          /* full brightness */
}


/* Hover only if enabled */
.pro-only-btn.enabled:hover {
  background: #e6f7ff;
  color: #000;
  border-color: #3c9cd9;
}

.locked {
  color: #888;
  font-weight: bold;
  cursor: not-allowed;
}

.pro-notice {
  position: fixed;
  bottom: 20px;
  left: 50%;
  transform: translateX(-50%);
  background: #333;
  color: white;
  padding: 12px 16px;
  border-radius: 6px;
  font-size: 0.95em;
  box-shadow: 0 4px 12px rgba(0,0,0,0.3);
  z-index: 9999;
  animation: fadeOut 3s forwards;
}

@keyframes fadeOut {
  0%   { opacity: 1; }
  80%  { opacity: 1; }
  100% { opacity: 0; display: none; }
}
form input,
form textarea {
    padding: 10px;
    margin: 8px 0;
    border: 1px solid #ccc;
    border-radius: 4px;
    font-size: 1rem;
    max-width: 100%;
}form button {
  transition: background 0.3s ease;
}
form button:hover {
  background: var(--brand-green-dark);
}