/*
Theme Name: PDFMaster Theme
Theme URI: https://example.com/pdfmaster
Author: PDFMaster
Author URI: https://example.com
Description: A modern SaaS-style WordPress theme for building a PDF utility platform. Built for use with Elementor and the companion PDFMaster Elementor Tools plugin.
Version: 1.0.0
Requires at least: 6.0
Requires PHP: 8.1
License: GPL v2 or later
License URI: https://www.gnu.org/licenses/gpl-2.0.html
Text Domain: pdfmaster-theme
*/

/* ==========================================================================
   Design tokens
   ========================================================================== */
:root {
  --pm-color-primary: #2f5fff;
  --pm-color-primary-dark: #1e3fd6;
  --pm-color-accent: #00c9a7;
  --pm-color-bg: #ffffff;
  --pm-color-bg-alt: #f5f7fb;
  --pm-color-text: #10162f;
  --pm-color-text-muted: #5b6478;
  --pm-color-border: #e4e8f2;
  --pm-radius-sm: 8px;
  --pm-radius-md: 14px;
  --pm-radius-lg: 22px;
  --pm-shadow-sm: 0 1px 3px rgba(16, 22, 47, 0.06);
  --pm-shadow-md: 0 8px 24px rgba(16, 22, 47, 0.08);
  --pm-font-body: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif;
  --pm-container: 1180px;
}

* { box-sizing: border-box; }

html { scroll-behavior: smooth; }

body {
  margin: 0;
  font-family: var(--pm-font-body);
  color: var(--pm-color-text);
  background: var(--pm-color-bg);
  line-height: 1.5;
  -webkit-font-smoothing: antialiased;
}

img { max-width: 100%; display: block; }

a { color: inherit; text-decoration: none; }

.pm-container {
  max-width: var(--pm-container);
  margin: 0 auto;
  padding: 0 24px;
}

.pm-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 8px;
  padding: 12px 22px;
  border-radius: var(--pm-radius-sm);
  font-weight: 600;
  font-size: 15px;
  border: 1px solid transparent;
  cursor: pointer;
  transition: transform .15s ease, box-shadow .15s ease, background .15s ease;
}
.pm-btn:hover { transform: translateY(-1px); }
.pm-btn-primary { background: var(--pm-color-primary); color: #fff; }
.pm-btn-primary:hover { background: var(--pm-color-primary-dark); }
.pm-btn-ghost { background: transparent; color: var(--pm-color-text); border-color: var(--pm-color-border); }
.pm-btn-ghost:hover { border-color: var(--pm-color-primary); color: var(--pm-color-primary); }

/* ==========================================================================
   Header
   ========================================================================== */
.pm-header {
  border-bottom: 1px solid var(--pm-color-border);
  position: sticky;
  top: 0;
  background: rgba(255,255,255,.92);
  backdrop-filter: blur(8px);
  z-index: 50;
}
.pm-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 72px;
}
.pm-logo { display: flex; align-items: center; gap: 8px; font-weight: 800; font-size: 20px; }
.pm-logo-mark {
  width: 32px; height: 32px; border-radius: 9px;
  background: linear-gradient(135deg, var(--pm-color-primary), var(--pm-color-accent));
  display: flex; align-items: center; justify-content: center;
  color: #fff; font-size: 14px; font-weight: 800;
}
.pm-nav { display: flex; align-items: center; gap: 28px; }
.pm-nav a { font-weight: 500; font-size: 15px; color: var(--pm-color-text-muted); }
.pm-nav a:hover { color: var(--pm-color-text); }
.pm-header-actions { display: flex; align-items: center; gap: 12px; }
.pm-hamburger { display: none; background: none; border: none; cursor: pointer; }

@media (max-width: 900px) {
  .pm-nav { display: none; }
  .pm-hamburger { display: block; }
  .pm-nav.pm-nav-open {
    display: flex; flex-direction: column; position: absolute; top: 72px; left: 0; right: 0;
    background: #fff; padding: 16px 24px; border-bottom: 1px solid var(--pm-color-border);
  }
}

/* ==========================================================================
   Hero
   ========================================================================== */
.pm-hero {
  padding: 72px 0 48px;
  text-align: center;
  background: radial-gradient(120% 120% at 50% 0%, #eef2ff 0%, #ffffff 55%);
}
.pm-hero h1 {
  font-size: clamp(32px, 5vw, 52px);
  line-height: 1.1;
  margin: 0 0 18px;
  font-weight: 800;
  letter-spacing: -0.02em;
}
.pm-hero p {
  font-size: 18px;
  color: var(--pm-color-text-muted);
  max-width: 620px;
  margin: 0 auto 32px;
}
.pm-hero-illustration { max-width: 480px; margin: 0 auto 8px; }

/* Category filters */
.pm-filters {
  display: flex;
  flex-wrap: wrap;
  gap: 10px;
  justify-content: center;
  margin: 32px 0 8px;
}
.pm-filter-btn {
  padding: 9px 18px;
  border-radius: 999px;
  border: 1px solid var(--pm-color-border);
  background: #fff;
  font-size: 14px;
  font-weight: 600;
  color: var(--pm-color-text-muted);
  cursor: pointer;
  transition: all .15s ease;
}
.pm-filter-btn:hover { border-color: var(--pm-color-primary); color: var(--pm-color-primary); }
.pm-filter-btn.is-active { background: var(--pm-color-text); border-color: var(--pm-color-text); color: #fff; }

/* ==========================================================================
   Tool grid
   ========================================================================== */
.pm-section { padding: 56px 0; }
.pm-section-alt { background: var(--pm-color-bg-alt); }
.pm-section-head { text-align: center; max-width: 640px; margin: 0 auto 40px; }
.pm-section-head h2 { font-size: clamp(24px, 3.5vw, 34px); margin: 0 0 12px; font-weight: 800; }
.pm-section-head p { color: var(--pm-color-text-muted); margin: 0; }

.pm-tool-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 18px;
}
@media (max-width: 1000px) { .pm-tool-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .pm-tool-grid { grid-template-columns: 1fr; } }

.pm-tool-card {
  display: block;
  background: #fff;
  border: 1px solid var(--pm-color-border);
  border-radius: var(--pm-radius-md);
  padding: 22px;
  box-shadow: var(--pm-shadow-sm);
  transition: transform .18s ease, box-shadow .18s ease, border-color .18s ease;
}
.pm-tool-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--pm-shadow-md);
  border-color: var(--pm-color-primary);
}
.pm-tool-icon {
  width: 44px; height: 44px; border-radius: 12px;
  display: flex; align-items: center; justify-content: center;
  background: var(--pm-color-bg-alt);
  margin-bottom: 16px;
  font-size: 20px;
}
.pm-tool-card h3 { font-size: 16px; margin: 0 0 6px; font-weight: 700; }
.pm-tool-card p { font-size: 13.5px; color: var(--pm-color-text-muted); margin: 0; }
.pm-tool-card[data-hidden="true"] { display: none; }

/* ==========================================================================
   "Work your way" cards
   ========================================================================== */
.pm-triple-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
}
@media (max-width: 800px) { .pm-triple-grid { grid-template-columns: 1fr; } }
.pm-feature-card {
  background: #fff;
  border: 1px solid var(--pm-color-border);
  border-radius: var(--pm-radius-lg);
  padding: 28px;
}
.pm-feature-card .pm-feature-illustration {
  height: 140px; border-radius: var(--pm-radius-md);
  background: linear-gradient(135deg, #eef2ff, #e8fbf7);
  margin-bottom: 18px;
  display: flex; align-items: center; justify-content: center;
  font-size: 40px;
}
.pm-feature-card h3 { margin: 0 0 8px; font-size: 18px; }
.pm-feature-card p { margin: 0; color: var(--pm-color-text-muted); font-size: 14px; }

/* ==========================================================================
   Pricing CTA / Premium
   ========================================================================== */
.pm-premium-cta {
  background: linear-gradient(135deg, var(--pm-color-primary), #6a3ff0);
  border-radius: var(--pm-radius-lg);
  padding: 48px;
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 24px;
  flex-wrap: wrap;
}
.pm-premium-cta h2 { margin: 0 0 10px; font-size: 28px; }
.pm-premium-cta ul { list-style: none; padding: 0; margin: 0 0 20px; display: flex; flex-wrap: wrap; gap: 10px 24px; }
.pm-premium-cta li { font-size: 14px; opacity: .9; }
.pm-premium-cta .pm-btn-primary { background: #fff; color: var(--pm-color-primary); }
.pm-premium-cta .pm-btn-primary:hover { background: #f0f0f0; }

/* ==========================================================================
   AI section
   ========================================================================== */
.pm-ai-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 16px;
}
@media (max-width: 900px) { .pm-ai-grid { grid-template-columns: repeat(2, 1fr); } }
@media (max-width: 560px) { .pm-ai-grid { grid-template-columns: 1fr; } }
.pm-ai-card {
  border-radius: var(--pm-radius-md);
  padding: 22px;
  background: #10162f;
  color: #fff;
}
.pm-ai-card .pm-tool-icon { background: rgba(255,255,255,.08); }
.pm-ai-card h3 { color: #fff; }
.pm-ai-card p { color: rgba(255,255,255,.65); }

/* ==========================================================================
   Trust section
   ========================================================================== */
.pm-trust-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 20px;
  text-align: center;
}
@media (max-width: 800px) { .pm-trust-grid { grid-template-columns: 1fr; } }
.pm-trust-item { padding: 12px; }
.pm-trust-item .pm-tool-icon { margin: 0 auto 14px; }

/* ==========================================================================
   Footer
   ========================================================================== */
.pm-footer {
  border-top: 1px solid var(--pm-color-border);
  padding: 48px 0 24px;
  background: var(--pm-color-bg-alt);
}
.pm-footer-grid {
  display: grid;
  grid-template-columns: 2fr repeat(4, 1fr);
  gap: 24px;
  margin-bottom: 32px;
}
@media (max-width: 900px) { .pm-footer-grid { grid-template-columns: repeat(2, 1fr); } }
.pm-footer-col h4 { font-size: 14px; margin: 0 0 14px; }
.pm-footer-col ul { list-style: none; margin: 0; padding: 0; display: flex; flex-direction: column; gap: 10px; }
.pm-footer-col a { font-size: 14px; color: var(--pm-color-text-muted); }
.pm-footer-col a:hover { color: var(--pm-color-primary); }
.pm-footer-bottom {
  border-top: 1px solid var(--pm-color-border);
  padding-top: 20px;
  display: flex; justify-content: space-between; flex-wrap: wrap; gap: 12px;
  font-size: 13px; color: var(--pm-color-text-muted);
}

/* ==========================================================================
   Tool page (single tool template)
   ========================================================================== */
.pm-breadcrumb { font-size: 13px; color: var(--pm-color-text-muted); margin-bottom: 18px; }
.pm-breadcrumb a { color: var(--pm-color-text-muted); }
.pm-breadcrumb a:hover { color: var(--pm-color-primary); }

.pm-tool-page-head { text-align: center; max-width: 640px; margin: 0 auto 32px; }
.pm-tool-page-head h1 { font-size: 34px; margin: 0 0 10px; }
.pm-tool-page-head p { color: var(--pm-color-text-muted); margin: 0; }

.pm-upload-box {
  max-width: 720px;
  margin: 0 auto;
  border: 2px dashed var(--pm-color-border);
  border-radius: var(--pm-radius-lg);
  padding: 48px 24px;
  text-align: center;
  background: #fff;
  transition: border-color .15s ease, background .15s ease;
}
.pm-upload-box.is-dragover { border-color: var(--pm-color-primary); background: #f2f5ff; }
.pm-upload-box .pm-upload-icon { font-size: 40px; margin-bottom: 12px; }
.pm-upload-box p { margin: 0 0 18px; color: var(--pm-color-text-muted); }
.pm-upload-box input[type="file"] { display: none; }

.pm-file-list { max-width: 720px; margin: 22px auto 0; display: flex; flex-direction: column; gap: 10px; }
.pm-file-row {
  display: flex; align-items: center; gap: 12px;
  border: 1px solid var(--pm-color-border);
  border-radius: var(--pm-radius-sm);
  padding: 10px 14px;
  background: #fff;
}
.pm-file-row .pm-file-icon { font-size: 18px; }
.pm-file-row .pm-file-name { flex: 1; font-size: 14px; font-weight: 600; }
.pm-file-row .pm-file-size { font-size: 12.5px; color: var(--pm-color-text-muted); }
.pm-file-row .pm-file-remove { background: none; border: none; cursor: pointer; color: var(--pm-color-text-muted); font-size: 16px; }
.pm-file-row .pm-file-remove:hover { color: #e0433a; }

.pm-tool-actions { max-width: 720px; margin: 26px auto 0; text-align: center; }

.pm-progress { max-width: 720px; margin: 20px auto 0; }
.pm-progress-bar { height: 8px; background: var(--pm-color-bg-alt); border-radius: 99px; overflow: hidden; }
.pm-progress-bar-fill { height: 100%; width: 0%; background: var(--pm-color-primary); transition: width .2s ease; }
.pm-progress-status { font-size: 13px; color: var(--pm-color-text-muted); margin-top: 8px; text-align: center; }

.pm-result-box {
  max-width: 720px; margin: 22px auto 0; text-align: center;
  border: 1px solid var(--pm-color-border); border-radius: var(--pm-radius-lg);
  padding: 32px; background: #fff;
}
.pm-result-box h3 { margin: 0 0 18px; }
.pm-result-actions { display: flex; gap: 10px; justify-content: center; flex-wrap: wrap; }

.pm-error-message {
  max-width: 720px; margin: 16px auto 0; color: #b3261e;
  background: #fdecea; border: 1px solid #f7c9c5; border-radius: var(--pm-radius-sm);
  padding: 12px 16px; font-size: 14px; display: none;
}
.pm-error-message.is-visible { display: block; }

.pm-privacy-note {
  max-width: 720px; margin: 18px auto 0; text-align: center;
  font-size: 13px; color: var(--pm-color-text-muted);
}

/* Elementor templates */
.pm-elementor-fullwidth {
  width: 100%;
  max-width: 100%;
  padding: 0;
  margin: 0;
}
.pm-elementor-canvas .elementor,
body.pm-elementor-canvas {
  margin: 0;
  padding: 0;
}
/* Hide default title when Elementor builds the page — handled in PHP too */
.elementor-page .entry-header { display: none; }

/* Tool options panel */
.pm-tool-options, #pm-options-host {
  margin: 1rem 0;
  padding: 1rem;
  border: 1px solid #e5e7eb;
  border-radius: 8px;
  background: #f9fafb;
}
.pm-option-row {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  gap: 0.5rem 1rem;
  margin-bottom: 0.6rem;
}
.pm-option-row label {
  min-width: 140px;
  font-weight: 600;
  font-size: 0.9rem;
}
.pm-option-input, .pm-option-row select {
  flex: 1;
  min-width: 160px;
  padding: 0.45rem 0.65rem;
  border: 1px solid #d1d5db;
  border-radius: 6px;
  font-size: 0.95rem;
}