/* ============================================================
   COMPRESS IMAGES TO KB — Design System
   Author: Antigravity
   ============================================================ */

/* ── Google Fonts ── */
@import url('https://fonts.googleapis.com/css2?family=Poppins:ital,wght@0,300;0,400;0,500;0,600;0,700;0,800;1,400&display=swap');

/* ── CSS Variables — Light Mode ── */
:root {
  --clr-bg:          #f0f4f8;
  --clr-bg-2:        #e2eaf3;
  --clr-surface:     #ffffff;
  --clr-surface-2:   #f8fafc;
  --clr-border:      #d1dce8;
  --clr-text:        #1a202c;
  --clr-text-2:      #4a5568;
  --clr-text-muted:  #718096;
  --clr-primary:     #0a1628;
  --clr-secondary:   #0d2137;
  --clr-accent:      #00d4aa;
  --clr-accent-2:    #00b4d8;
  --clr-accent-glow: rgba(0, 212, 170, 0.25);
  --clr-danger:      #e53e3e;
  --clr-success:     #38a169;
  --clr-warning:     #d69e2e;
  --clr-nav-bg:      rgba(10, 22, 40, 0.95);
  --clr-nav-text:    #f0f4f8;
  --clr-hero-bg:     linear-gradient(135deg, #0a1628 0%, #0d2a4a 50%, #0a2040 100%);
  --clr-card-shadow: 0 4px 20px rgba(0,0,0,0.08);
  --clr-card-hover:  0 12px 40px rgba(0,0,0,0.15);
  --radius-sm:       8px;
  --radius-md:       12px;
  --radius-lg:       20px;
  --radius-xl:       28px;
  --transition:      all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  --font-heading:    'Poppins', sans-serif;
  --font-body:       'Poppins', sans-serif;
  /* nav/footer — default (light mode) */
  --clr-nav-bg:      #0a1628;
  --clr-nav-text:    #ffffff;
  --clr-footer-bg:   #0a1628;
  --clr-footer-text: rgba(255,255,255,0.65);
}

/* ── Light Mode ── */
:root, [data-theme="light"] {
  --clr-bg:          #e9ecef;
  --clr-bg-2:        #dee2e6;
  --clr-surface:     #ffffff;
  --clr-surface-2:   #f8f9fa;
  --clr-border:      #ced4da;
  --clr-text:        #1a202c;
  --clr-text-2:      #4a5568;
  --clr-text-muted:  #6c757d;
  --clr-card-shadow: 0 4px 20px rgba(0,0,0,0.07);
  --clr-card-hover:  0 12px 40px rgba(0,0,0,0.12);
  --clr-nav-bg:      #0a1628;
  --clr-nav-text:    #ffffff;
  --clr-footer-bg:   #0a1628;
  --clr-footer-text: rgba(255,255,255,0.65);
  --clr-hero-bg:     linear-gradient(135deg, #0d6e5c 0%, #0a7a6a 50%, #0d8a78 100%);
}

/* ── Dark Mode ── */
[data-theme="dark"] {
  --clr-bg:          #08111e;
  --clr-bg-2:        #0d1a2e;
  --clr-surface:     #0f1f35;
  --clr-surface-2:   #132540;
  --clr-border:      #1e3a5f;
  --clr-text:        #e8f0fe;
  --clr-text-2:      #a8c0d6;
  --clr-text-muted:  #6a8cac;
  --clr-card-shadow: 0 4px 20px rgba(0,0,0,0.4);
  --clr-card-hover:  0 12px 40px rgba(0, 212, 170, 0.2);
  --clr-nav-bg:      rgba(10, 22, 40, 0.95);
  --clr-nav-text:    #f0f4f8;
  --clr-footer-bg:   #060e1a;
  --clr-footer-text: rgba(255,255,255,0.55);
}

/* ── Reset & Base ── */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html {
  scroll-behavior: smooth;
  font-size: 16px;
}

body {
  font-family: var(--font-body);
  background: var(--clr-bg);
  color: var(--clr-text);
  min-height: 100vh;
  transition: background 0.4s ease, color 0.4s ease;
  overflow-x: hidden;
}

a { color: var(--clr-accent); text-decoration: none; transition: var(--transition); }
a:hover { color: var(--clr-accent-2); }

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

h1, h2, h3, h4, h5, h6 {
  font-family: var(--font-heading);
  line-height: 1.2;
  color: var(--clr-text);
}

p { line-height: 1.7; color: var(--clr-text-2); }

ul { list-style: none; }

/* ── Container ── */
.container {
  width: 100%;
  max-width: 1200px;
  margin: 0 auto;
  padding: 0 24px;
}

/* ── Buttons ── */
.btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  padding: 12px 28px;
  border: none;
  border-radius: var(--radius-md);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}

.btn-primary {
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-2));
  color: #0a1628;
  box-shadow: 0 4px 15px var(--clr-accent-glow);
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 8px 25px var(--clr-accent-glow);
  color: #0a1628;
}

.btn-secondary {
  background: transparent;
  color: var(--clr-accent);
  border: 2px solid var(--clr-accent);
}

.btn-secondary:hover {
  background: var(--clr-accent);
  color: #0a1628;
  transform: translateY(-2px);
}

.btn-ghost {
  background: rgba(255,255,255,0.1);
  color: var(--clr-nav-text);
  border: 1px solid rgba(255,255,255,0.2);
  backdrop-filter: blur(10px);
}

.btn-ghost:hover {
  background: rgba(255,255,255,0.2);
  color: white;
}

.btn-lg { padding: 16px 40px; font-size: 17px; border-radius: var(--radius-lg); }
.btn-sm { padding: 8px 18px; font-size: 13px; }

/* Reset / secondary action button */
.btn-reset {
  background: transparent;
  color: var(--clr-text-muted);
  border: 1.5px dashed var(--clr-border);
  font-size: 14px;
  padding: 10px 24px;
  font-weight: 500;
}

.btn-reset:hover {
  background: rgba(255,255,255,0.06);
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  transform: none;
}

/* ── Navbar ── */
#navbar {
  position: fixed;
  top: 0;
  left: 0;
  right: 0;
  z-index: 1000;
  background: var(--clr-nav-bg);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  border-bottom: 1px solid rgba(255,255,255,0.08);
  padding: 0;
  transition: background 0.4s ease, var(--transition);
}

.navbar-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  height: 70px;
  padding: 0 24px;
  max-width: 1200px;
  margin: 0 auto;
}

.navbar-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  text-decoration: none;
  color: white;
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
}

.navbar-logo .logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-2));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 18px;
  flex-shrink: 0;
}

.navbar-logo .logo-text-main { color: white; }
.navbar-logo .logo-text-accent { color: var(--clr-accent); }

.navbar-links {
  display: flex;
  align-items: center;
  gap: 4px;
}

.navbar-links a {
  color: rgba(255,255,255,0.75);
  font-size: 14px;
  font-weight: 500;
  padding: 8px 14px;
  border-radius: var(--radius-sm);
  transition: var(--transition);
  text-decoration: none;
}

.navbar-links a:hover,
.navbar-links a.active {
  color: var(--clr-accent);
  background: rgba(0, 212, 170, 0.1);
}

.navbar-right {
  display: flex;
  align-items: center;
  gap: 12px;
}

/* ── Theme Toggle ── */
#theme-toggle {
  width: 52px;
  height: 28px;
  background: rgba(255,255,255,0.15);
  border: 1px solid rgba(255,255,255,0.2);
  border-radius: 14px;
  cursor: pointer;
  position: relative;
  transition: var(--transition);
  display: flex;
  align-items: center;
  padding: 3px;
  gap: 0;
}

#theme-toggle::after {
  content: '🌙';
  width: 22px;
  height: 22px;
  background: white;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 12px;
  line-height: 1;
  transition: transform 0.3s cubic-bezier(0.4, 0, 0.2, 1);
  box-shadow: 0 2px 4px rgba(0,0,0,0.2);
}

[data-theme="light"] #theme-toggle::after {
  content: '☀️';
  transform: translateX(22px);
}

/* ── Hamburger ── */
.hamburger {
  display: none;
  flex-direction: column;
  gap: 5px;
  cursor: pointer;
  padding: 8px;
  border: none;
  background: transparent;
}

.hamburger span {
  width: 24px;
  height: 2px;
  background: white;
  border-radius: 2px;
  transition: var(--transition);
  display: block;
}

.hamburger.open span:nth-child(1) { transform: translateY(7px) rotate(45deg); }
.hamburger.open span:nth-child(2) { opacity: 0; }
.hamburger.open span:nth-child(3) { transform: translateY(-7px) rotate(-45deg); }

/* ── Mobile Nav ── */
.mobile-nav {
  display: none;
  flex-direction: column;
  background: var(--clr-nav-bg);
  border-top: 1px solid rgba(255,255,255,0.08);
  padding: 12px 24px 20px;
  gap: 4px;
  animation: slideDown 0.3s ease;
}

.mobile-nav.open { display: flex; }

@keyframes slideDown {
  from { opacity: 0; transform: translateY(-10px); }
  to   { opacity: 1; transform: translateY(0); }
}

.mobile-nav a {
  color: rgba(255,255,255,0.8);
  padding: 10px 14px;
  border-radius: var(--radius-sm);
  font-size: 15px;
  font-weight: 500;
  text-decoration: none;
  transition: var(--transition);
}

.mobile-nav a:hover,
.mobile-nav a.active {
  color: var(--clr-accent);
  background: rgba(0,212,170,0.1);
}

/* ── Page Wrapper ── */
#page-content {
  padding-top: 70px;
  min-height: 100vh;
}

/* ── Animations ── */
@keyframes fadeInUp {
  from { opacity: 0; transform: translateY(30px); }
  to   { opacity: 1; transform: translateY(0); }
}

@keyframes fadeIn {
  from { opacity: 0; }
  to   { opacity: 1; }
}

@keyframes pulse-glow {
  0%, 100% { box-shadow: 0 0 0 0 var(--clr-accent-glow); }
  50%       { box-shadow: 0 0 0 12px transparent; }
}

@keyframes spin {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

@keyframes progressBar {
  from { width: 0%; }
  to   { width: var(--progress, 100%); }
}

.animate-fade-up {
  animation: fadeInUp 0.6s ease both;
}

.animate-delay-1 { animation-delay: 0.1s; }
.animate-delay-2 { animation-delay: 0.2s; }
.animate-delay-3 { animation-delay: 0.3s; }
.animate-delay-4 { animation-delay: 0.4s; }
.animate-delay-5 { animation-delay: 0.5s; }

/* ── Hero Section ── */
.hero {
  background: var(--clr-hero-bg);
  padding: 100px 24px 80px;
  text-align: center;
  position: relative;
  overflow: hidden;
}

.hero::before {
  content: '';
  position: absolute;
  top: -50%;
  left: -50%;
  width: 200%;
  height: 200%;
  background: radial-gradient(ellipse at center, rgba(0,212,170,0.08) 0%, transparent 60%);
  animation: rotateSlow 20s linear infinite;
}

@keyframes rotateSlow {
  from { transform: rotate(0deg); }
  to   { transform: rotate(360deg); }
}

.hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 80px;
  background: linear-gradient(to bottom, transparent, var(--clr-bg));
}

/* ── Section ── */
.section {
  padding: 80px 0;
}

.section-alt { background: var(--clr-bg-2); }

.section-header {
  text-align: center;
  margin-bottom: 56px;
}

.section-tag {
  display: inline-block;
  background: rgba(0,212,170,0.12);
  color: var(--clr-accent);
  border: 1px solid rgba(0,212,170,0.3);
  padding: 4px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 1px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.section-title {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  margin-bottom: 16px;
}

.section-title span { color: var(--clr-accent); }

.section-subtitle {
  font-size: 17px;
  color: var(--clr-text-muted);
  max-width: 580px;
  margin: 0 auto;
}

/* ── Tool Cards Grid ── */
.tools-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(220px, 1fr));
  gap: 20px;
}

.tool-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 28px 24px;
  cursor: pointer;
  transition: var(--transition);
  position: relative;
  overflow: hidden;
  display: flex;
  flex-direction: column;
  gap: 12px;
}

.tool-card::before {
  content: '';
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-2));
  transform: scaleX(0);
  transition: transform 0.3s ease;
}

.tool-card:hover {
  transform: translateY(-6px);
  box-shadow: var(--clr-card-hover);
  border-color: var(--clr-accent);
}

.tool-card:hover::before { transform: scaleX(1); }

.tool-card-icon {
  width: 48px;
  height: 48px;
  background: linear-gradient(135deg, rgba(0,212,170,0.15), rgba(0,180,216,0.15));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  transition: var(--transition);
}

.tool-card:hover .tool-card-icon {
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-2));
  transform: scale(1.1);
}

.tool-card-title {
  font-family: var(--font-heading);
  font-size: 16px;
  font-weight: 700;
  color: var(--clr-text);
  line-height: 1.3;
}

.tool-card-desc {
  font-size: 13px;
  color: var(--clr-text-muted);
  line-height: 1.5;
}

.tool-card-arrow {
  font-size: 18px;
  color: var(--clr-accent);
  margin-top: auto;
  opacity: 0;
  transform: translateX(-8px);
  transition: var(--transition);
}

.tool-card:hover .tool-card-arrow {
  opacity: 1;
  transform: translateX(0);
}

/* ── Steps / How It Works ── */
.steps-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 32px;
}

.step-card {
  text-align: center;
  padding: 40px 28px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  transition: var(--transition);
  position: relative;
}

.step-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--clr-card-hover);
}

.step-num {
  width: 60px;
  height: 60px;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-2));
  color: #0a1628;
  font-family: var(--font-heading);
  font-size: 24px;
  font-weight: 800;
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto 20px;
}

.step-icon { font-size: 28px; margin-bottom: 12px; }
.step-title { font-size: 20px; font-weight: 700; margin-bottom: 12px; }
.step-desc { font-size: 15px; color: var(--clr-text-muted); }

/* ── Benefits Grid ── */
.benefits-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
  gap: 24px;
}

.benefit-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  display: flex;
  gap: 20px;
  align-items: flex-start;
  transition: var(--transition);
}

.benefit-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--clr-card-shadow);
  border-color: var(--clr-accent);
}

.benefit-icon {
  width: 52px;
  height: 52px;
  background: linear-gradient(135deg, rgba(0,212,170,0.15), rgba(0,180,216,0.1));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  flex-shrink: 0;
}

.benefit-title {
  font-size: 17px;
  font-weight: 700;
  margin-bottom: 8px;
}

.benefit-desc {
  font-size: 14px;
  color: var(--clr-text-muted);
  line-height: 1.6;
}

/* ── FAQ ── */
.faq-list { max-width: 780px; margin: 0 auto; display: flex; flex-direction: column; gap: 12px; }

.faq-item {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  transition: var(--transition);
}

.faq-item.open { border-color: var(--clr-accent); }

.faq-question {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 20px 24px;
  cursor: pointer;
  font-family: var(--font-heading);
  font-weight: 600;
  font-size: 16px;
  gap: 12px;
  transition: var(--transition);
}

.faq-question:hover { color: var(--clr-accent); }

.faq-chevron {
  width: 28px;
  height: 28px;
  border-radius: 50%;
  background: rgba(0,212,170,0.1);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 14px;
  flex-shrink: 0;
  transition: transform 0.3s ease;
  color: var(--clr-accent);
}

.faq-item.open .faq-chevron { transform: rotate(180deg); }

.faq-answer {
  max-height: 0;
  overflow: hidden;
  transition: max-height 0.4s ease, padding 0.3s ease;
}

.faq-item.open .faq-answer { max-height: 300px; }

.faq-answer p {
  padding: 0 24px 20px;
  font-size: 15px;
  color: var(--clr-text-2);
  line-height: 1.7;
}

/* ════════════════════════════════════════════════════════════
   PROFESSIONAL HOMEPAGE HERO
   ════════════════════════════════════════════════════════════ */
.pro-hero {
  padding: 0;
  text-align: left;
  overflow: visible;
}

.pro-hero-inner {
  display: grid;
  grid-template-columns: 1fr 1fr;
  gap: 48px;
  align-items: center;
  padding-top: 80px;
  padding-bottom: 80px;
  position: relative;
  z-index: 1;
}

.pro-hero-left h1 {
  font-size: clamp(38px, 5vw, 64px);
  font-weight: 800;
  color: white;
  margin-bottom: 20px;
  letter-spacing: -1.5px;
  line-height: 1.1;
}

.pro-hero-left h1 span { color: var(--clr-accent); }

.pro-hero-left p {
  font-size: clamp(15px, 1.8vw, 18px);
  color: rgba(255,255,255,0.7);
  line-height: 1.7;
  margin-bottom: 36px;
  max-width: 520px;
}

.pro-hero-ctas {
  display: flex;
  gap: 14px;
  flex-wrap: wrap;
  margin-bottom: 28px;
}

.pro-trust-row {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
}

.trust-pill {
  background: rgba(255,255,255,0.07);
  border: 1px solid rgba(255,255,255,0.15);
  color: rgba(255,255,255,0.75);
  padding: 5px 12px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 500;
  letter-spacing: 0.2px;
  backdrop-filter: blur(8px);
}

/* ── Hero Right Panel ── */
.pro-hero-right {
  display: flex;
  flex-direction: column;
  gap: 16px;
}

.hero-stats-card {
  background: rgba(255,255,255,0.05);
  border: 1px solid rgba(255,255,255,0.1);
  border-radius: var(--radius-xl);
  padding: 28px 32px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  backdrop-filter: blur(12px);
  gap: 8px;
}

.hero-stat-item {
  text-align: center;
  display: flex;
  flex-direction: column;
  gap: 4px;
}

.stat-big {
  font-family: var(--font-heading);
  font-size: 32px;
  font-weight: 800;
  color: var(--clr-accent);
  line-height: 1;
}

.stat-lbl {
  font-size: 11px;
  color: rgba(255,255,255,0.55);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  font-weight: 600;
}

.stat-divider {
  width: 1px;
  height: 40px;
  background: rgba(255,255,255,0.1);
  flex-shrink: 0;
}

/* ── Format Showcase ── */
.hero-format-showcase {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 16px 24px;
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
}

.fmt-badge {
  padding: 6px 14px;
  border-radius: var(--radius-sm);
  font-size: 12px;
  font-weight: 800;
  letter-spacing: 1px;
  text-transform: uppercase;
}

.fmt-badge.fmt-jpeg { background: rgba(255, 167, 38, 0.2);  color: #ffa726; border: 1px solid rgba(255,167,38,0.3); }
.fmt-badge.fmt-png  { background: rgba(66, 165, 245, 0.2);  color: #42a5f5; border: 1px solid rgba(66,165,245,0.3); }
.fmt-badge.fmt-webp { background: rgba(102, 187, 106, 0.2); color: #66bb6a; border: 1px solid rgba(102,187,106,0.3); }

.fmt-label {
  font-size: 12px;
  color: rgba(255,255,255,0.45);
  font-weight: 500;
  margin-left: auto;
}

/* ── Compression Demo Widget ── */
.hero-compression-demo {
  background: rgba(255,255,255,0.04);
  border: 1px solid rgba(255,255,255,0.08);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
}

.demo-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  margin-bottom: 10px;
}

.demo-bar:last-of-type { margin-bottom: 0; }

.demo-bar-label {
  font-size: 12px;
  font-weight: 700;
  color: rgba(255,255,255,0.5);
  width: 42px;
  flex-shrink: 0;
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.demo-bar-track {
  flex: 1;
  height: 10px;
  background: rgba(255,255,255,0.06);
  border-radius: 5px;
  overflow: hidden;
}

.demo-bar-fill {
  height: 100%;
  border-radius: 5px;
  transition: width 1s ease;
}

.demo-bar-fill.before {
  width: 100%;
  background: rgba(255,255,255,0.25);
}

.demo-bar-fill.after {
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-2));
}

.demo-bar-val {
  font-size: 13px;
  font-weight: 700;
  color: rgba(255,255,255,0.6);
  width: 52px;
  text-align: right;
  flex-shrink: 0;
}

.demo-bar-val.accent { color: var(--clr-accent); }

.demo-savings {
  margin-top: 12px;
  text-align: center;
  font-size: 14px;
  font-weight: 700;
  color: var(--clr-accent);
  padding: 8px;
  background: rgba(0,212,170,0.08);
  border-radius: var(--radius-sm);
}

/* ════════════════════════════════════════════════════════════
   CATEGORY TABS
   ════════════════════════════════════════════════════════════ */
.cat-tabs {
  display: flex;
  gap: 8px;
  flex-wrap: wrap;
  margin-bottom: 32px;
  padding: 6px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  width: fit-content;
}

.cat-tab {
  padding: 10px 20px;
  border: none;
  border-radius: var(--radius-md);
  background: transparent;
  color: var(--clr-text-muted);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
  white-space: nowrap;
}

.cat-tab:hover {
  color: var(--clr-accent);
  background: rgba(0,212,170,0.08);
}

.cat-tab.active {
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-2));
  color: #0a1628;
  box-shadow: 0 3px 12px var(--clr-accent-glow);
}

/* ════════════════════════════════════════════════════════════
   TOOL PAGE SETTINGS BAR (replaces custom-size-bar)
   ════════════════════════════════════════════════════════════ */
.settings-bar {
  display: flex;
  align-items: flex-start;
  gap: 0;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 20px 24px;
  margin-bottom: 24px;
  flex-wrap: wrap;
  gap: 24px;
}

.settings-group {
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.settings-label {
  font-size: 13px;
  font-weight: 700;
  color: var(--clr-text-2);
  text-transform: uppercase;
  letter-spacing: 0.5px;
}

.settings-input-row {
  display: flex;
  gap: 8px;
  align-items: center;
}

.settings-input-row input[type="number"] {
  width: 110px;
  padding: 10px 14px;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  background: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-heading);
  font-size: 18px;
  font-weight: 700;
  transition: var(--transition);
}

.settings-input-row input[type="number"]:focus {
  outline: none;
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
}

.settings-input-row select {
  padding: 10px 12px;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  background: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 14px;
  font-weight: 600;
  cursor: pointer;
  transition: var(--transition);
}

.settings-input-row select:focus {
  outline: none;
  border-color: var(--clr-accent);
}

.settings-hint {
  font-size: 12px;
  color: var(--clr-text-muted);
}

.settings-divider {
  width: 1px;
  background: var(--clr-border);
  align-self: stretch;
  flex-shrink: 0;
}

/* ── Format Pills ── */
.format-pills {
  display: flex;
  gap: 6px;
  flex-wrap: wrap;
}

.fmt-pill {
  display: flex;
  align-items: center;
  gap: 6px;
  padding: 8px 14px;
  border: 1.5px solid var(--clr-border);
  border-radius: var(--radius-md);
  background: var(--clr-bg);
  color: var(--clr-text-muted);
  font-family: var(--font-body);
  font-size: 13px;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
  letter-spacing: 0.3px;
}

.fmt-pill:hover {
  border-color: var(--clr-accent);
  color: var(--clr-text);
}

.fmt-pill.active {
  border-color: var(--clr-accent);
  background: rgba(0,212,170,0.1);
  color: var(--clr-accent);
}

.fmt-pill-dot {
  width: 8px;
  height: 8px;
  border-radius: 50%;
  flex-shrink: 0;
}

.fmt-pill-dot.jpeg { background: #ffa726; }
.fmt-pill-dot.png  { background: #42a5f5; }
.fmt-pill-dot.webp { background: #66bb6a; }

/* ════════════════════════════════════════════════════════════
   RESPONSIVE — PRO HERO
   ════════════════════════════════════════════════════════════ */
@media (max-width: 900px) {
  .pro-hero-inner {
    grid-template-columns: 1fr;
    gap: 32px;
    padding-top: 60px;
    padding-bottom: 60px;
  }

  .pro-hero-left { text-align: center; }
  .pro-hero-left p { margin-left: auto; margin-right: auto; }
  .pro-hero-ctas { justify-content: center; }
  .pro-trust-row { justify-content: center; }

  .hero-stats-card { flex-wrap: wrap; justify-content: center; gap: 20px; }
  .stat-divider { display: none; }

  .cat-tabs { width: 100%; justify-content: flex-start; }
  .cat-tab  { flex: 0 0 auto; }
}

@media (max-width: 600px) {
  .settings-bar { flex-direction: column; }
  .settings-divider { width: 100%; height: 1px; align-self: auto; }
  .fmt-pill { font-size: 12px; padding: 7px 10px; }
  .hero-format-showcase { gap: 8px; }
  .fmt-label { display: none; }
}

/* ── SEO Content Block ── */
.seo-content {
  max-width: 820px;
  margin: 0 auto;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 48px;
}

.seo-content h2 {
  font-size: 26px;
  margin-bottom: 16px;
  margin-top: 36px;
  color: var(--clr-accent);
}

.seo-content h2:first-child { margin-top: 0; }

.seo-content h3 {
  font-size: 20px;
  margin-bottom: 12px;
  margin-top: 24px;
}

.seo-content p { margin-bottom: 16px; }

.seo-content ul {
  list-style: none;
  margin: 16px 0;
  display: flex;
  flex-direction: column;
  gap: 8px;
}

.seo-content ul li {
  padding: 8px 0 8px 28px;
  position: relative;
  color: var(--clr-text-2);
  font-size: 15px;
}

.seo-content ul li::before {
  content: '✓';
  position: absolute;
  left: 0;
  color: var(--clr-accent);
  font-weight: 700;
}

/* ── Tool Page ── */
.tool-page {
  max-width: 960px;
  margin: 0 auto;
  padding: 48px 24px 80px;
}

.tool-page-header {
  text-align: center;
  margin-bottom: 48px;
}

.tool-page-header .tool-badge {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  background: rgba(0,212,170,0.1);
  border: 1px solid rgba(0,212,170,0.25);
  color: var(--clr-accent);
  padding: 5px 14px;
  border-radius: 20px;
  font-size: 12px;
  font-weight: 600;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 16px;
}

.tool-page-header h1 {
  font-size: clamp(28px, 4vw, 44px);
  font-weight: 800;
  margin-bottom: 12px;
}

.tool-page-header p {
  font-size: 16px;
  color: var(--clr-text-muted);
}

/* ── Upload Zone ── */
.upload-zone {
  border: 2px dashed var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 60px 32px;
  text-align: center;
  cursor: pointer;
  transition: var(--transition);
  background: var(--clr-surface);
  position: relative;
  margin-bottom: 32px;
}

.upload-zone.drag-over {
  border-color: var(--clr-accent);
  background: rgba(0,212,170,0.05);
  animation: pulse-glow 1.5s infinite;
}

.upload-zone:hover {
  border-color: var(--clr-accent-2);
  background: rgba(0,180,216,0.04);
}

.upload-zone input[type="file"] {
  position: absolute;
  inset: 0;
  opacity: 0;
  cursor: pointer;
  width: 100%;
  height: 100%;
}

.upload-icon {
  font-size: 56px;
  margin-bottom: 16px;
  display: block;
  animation: float 3s ease-in-out infinite;
}

@keyframes float {
  0%, 100% { transform: translateY(0); }
  50%       { transform: translateY(-8px); }
}

.upload-title {
  font-family: var(--font-heading);
  font-size: 22px;
  font-weight: 700;
  margin-bottom: 8px;
}

.upload-subtitle { font-size: 14px; color: var(--clr-text-muted); }
.upload-formats { font-size: 12px; color: var(--clr-text-muted); margin-top: 8px; opacity: 0.7; }

/* ── Custom Size ── */
.custom-size-bar {
  display: flex;
  align-items: center;
  gap: 12px;
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  padding: 16px 20px;
  margin-bottom: 24px;
  flex-wrap: wrap;
}

.custom-size-bar label {
  font-size: 14px;
  font-weight: 600;
  color: var(--clr-text-2);
  white-space: nowrap;
}

.custom-size-bar input[type="number"] {
  flex: 1;
  min-width: 100px;
  max-width: 140px;
  padding: 8px 12px;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  background: var(--clr-bg-2);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 15px;
  font-weight: 600;
  transition: var(--transition);
}

.custom-size-bar input[type="number"]:focus {
  outline: none;
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
}

.custom-size-bar select {
  padding: 8px 12px;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-sm);
  background: var(--clr-bg-2);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 14px;
  cursor: pointer;
  transition: var(--transition);
}

.custom-size-bar select:focus {
  outline: none;
  border-color: var(--clr-accent);
}

/* ── Progress ── */
.progress-wrapper {
  margin: 24px 0;
  display: none;
}

.progress-wrapper.visible { display: block; }

.progress-label {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 10px;
  font-size: 14px;
  font-weight: 600;
}

.progress-label span:last-child { color: var(--clr-accent); }

.progress-bar-track {
  height: 8px;
  background: var(--clr-bg-2);
  border-radius: 4px;
  overflow: hidden;
}

.progress-bar-fill {
  height: 100%;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-2));
  border-radius: 4px;
  width: 0%;
  transition: width 0.4s ease;
  position: relative;
  overflow: hidden;
}

.progress-bar-fill::after {
  content: '';
  position: absolute;
  top: 0;
  left: -100%;
  width: 100%;
  height: 100%;
  background: linear-gradient(90deg, transparent, rgba(255,255,255,0.3), transparent);
  animation: shimmer 1.5s infinite;
}

@keyframes shimmer {
  from { left: -100%; }
  to   { left: 100%; }
}

/* ── Preview Area ── */
.preview-area {
  display: none;
  gap: 24px;
  margin-top: 32px;
}

.preview-area.visible { display: grid; grid-template-columns: 1fr 1fr; }

.preview-panel {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
}

.preview-panel-header {
  padding: 14px 20px;
  background: var(--clr-bg-2);
  border-bottom: 1px solid var(--clr-border);
  display: flex;
  align-items: center;
  justify-content: space-between;
}

.preview-panel-title {
  font-size: 13px;
  font-weight: 700;
  text-transform: uppercase;
  letter-spacing: 0.5px;
  color: var(--clr-text-muted);
}

.preview-panel-size {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: var(--clr-accent);
}

.preview-panel img {
  width: 100%;
  aspect-ratio: 4/3;
  object-fit: contain;
  background: repeating-conic-gradient(#ddd 0% 25%, white 0% 50%) 0 0 / 20px 20px;
}

[data-theme="dark"] .preview-panel img {
  background: repeating-conic-gradient(#1a2a3a 0% 25%, #0f1a28 0% 50%) 0 0 / 20px 20px;
}

.preview-stats {
  padding: 16px 20px;
  display: flex;
  gap: 16px;
  flex-wrap: wrap;
}

.preview-stat {
  display: flex;
  flex-direction: column;
  gap: 2px;
}

.preview-stat-label { font-size: 11px; color: var(--clr-text-muted); text-transform: uppercase; letter-spacing: 0.5px; }
.preview-stat-value { font-size: 15px; font-weight: 700; color: var(--clr-text); }

/* ── Compression Results ── */
.compression-result {
  display: none;
  background: linear-gradient(135deg, rgba(0,212,170,0.1), rgba(0,180,216,0.05));
  border: 1px solid rgba(0,212,170,0.3);
  border-radius: var(--radius-lg);
  padding: 24px 28px;
  margin-top: 24px;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 20px;
}

.compression-result.visible { display: flex; }

.result-stats {
  display: flex;
  gap: 32px;
  flex-wrap: wrap;
}

.result-stat { text-align: center; }
.result-stat-label { font-size: 12px; color: var(--clr-text-muted); text-transform: uppercase; letter-spacing: 0.5px; margin-bottom: 4px; }
.result-stat-value { font-family: var(--font-heading); font-size: 22px; font-weight: 800; color: var(--clr-accent); }

.reduction-badge {
  background: var(--clr-accent);
  color: #0a1628;
  padding: 4px 12px;
  border-radius: 20px;
  font-size: 13px;
  font-weight: 700;
  margin-top: 4px;
  display: inline-block;
}

/* Download + Reset button group */
.result-actions-col {
  display: flex;
  flex-direction: column;
  gap: 10px;
  align-items: stretch;
  min-width: 220px;
}

.result-actions-col .btn { width: 100%; justify-content: center; }

/* ── Blog Page ── */
.blog-grid {
  display: grid;
  grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
  gap: 28px;
}

/* Full-width article cards */
.blog-card-full {
  grid-column: 1 / -1;
  display: grid;
  grid-template-columns: 120px 1fr;
  align-items: start;
}

.blog-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  transition: var(--transition);
  box-shadow: var(--clr-card-shadow);
}

.blog-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--clr-card-hover);
  border-color: rgba(0,212,170,0.25);
}

.blog-card-img {
  height: 100%;
  min-height: 120px;
  background: linear-gradient(135deg, var(--clr-bg-2), var(--clr-surface-2));
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 48px;
  color: var(--clr-border);
  padding: 24px;
}

.blog-card-body { padding: 28px 32px; }

.blog-meta-row {
  display: flex;
  align-items: center;
  gap: 12px;
  flex-wrap: wrap;
  margin-bottom: 12px;
}

.blog-tag {
  display: inline-block;
  background: rgba(0,212,170,0.12);
  color: var(--clr-accent);
  border: 1px solid rgba(0,212,170,0.3);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
}

.blog-date {
  font-size: 12px;
  color: var(--clr-text-muted);
  font-weight: 500;
}

.coming-soon-tag {
  display: inline-block;
  background: rgba(214, 158, 46, 0.15);
  color: var(--clr-warning);
  border: 1px solid rgba(214, 158, 46, 0.3);
  padding: 3px 10px;
  border-radius: 20px;
  font-size: 11px;
  font-weight: 700;
  letter-spacing: 0.5px;
  text-transform: uppercase;
  margin-bottom: 12px;
}

.blog-card-title {
  font-size: 20px;
  font-weight: 700;
  color: var(--clr-text);
  margin-bottom: 10px;
  line-height: 1.35;
}

.blog-card-excerpt {
  font-size: 15px;
  color: var(--clr-text-2);
  line-height: 1.6;
  margin-bottom: 20px;
  font-style: italic;
  border-left: 3px solid var(--clr-accent);
  padding-left: 14px;
}

/* Blog article body content */
.blog-body {
  border-top: 1px solid var(--clr-border);
  padding-top: 20px;
  margin-top: 4px;
}

.blog-body p {
  font-size: 15px;
  color: var(--clr-text-2);
  line-height: 1.8;
  margin-bottom: 14px;
}

.blog-body h3 {
  font-size: 16px;
  font-weight: 700;
  color: var(--clr-text);
  margin: 22px 0 10px;
}

.blog-body ul {
  list-style: none;
  padding: 0;
  margin-bottom: 14px;
}

.blog-body ul li {
  font-size: 14px;
  color: var(--clr-text-2);
  line-height: 1.7;
  padding: 4px 0 4px 18px;
  position: relative;
}

.blog-body ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--clr-accent);
  font-weight: 700;
}

.blog-body strong { color: var(--clr-text); font-weight: 600; }
.blog-body code {
  background: var(--clr-bg-2);
  color: var(--clr-accent);
  padding: 2px 6px;
  border-radius: 4px;
  font-size: 13px;
  font-family: 'Courier New', monospace;
}


/* ── About / Contact / Policy Pages ── */
.page-hero {
  background: var(--clr-hero-bg);
  padding: 80px 24px 60px;
  text-align: center;
  position: relative;
}

.page-hero::after {
  content: '';
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 60px;
  background: linear-gradient(to bottom, transparent, var(--clr-bg));
}

.page-hero h1 { color: white; font-size: clamp(32px, 5vw, 56px); margin-bottom: 12px; }
.page-hero p  { color: rgba(255,255,255,0.7); font-size: 18px; }

.content-page {
  max-width: 820px;
  margin: 0 auto;
  padding: 60px 24px 100px;
}

.content-section {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 48px;
  margin-bottom: 32px;
}

.content-section h2 {
  font-size: 24px;
  font-weight: 800;
  margin-bottom: 20px;
  color: var(--clr-accent);
  display: flex;
  align-items: center;
  gap: 10px;
}

.content-section p {
  font-size: 15px;
  line-height: 1.8;
  margin-bottom: 16px;
}

.content-section p:last-child { margin-bottom: 0; }

.content-section ul {
  list-style: none;
  display: flex;
  flex-direction: column;
  gap: 10px;
  margin: 16px 0;
}

.content-section ul li {
  padding-left: 24px;
  position: relative;
  font-size: 15px;
  color: var(--clr-text-2);
  line-height: 1.6;
}

.content-section ul li::before {
  content: '→';
  position: absolute;
  left: 0;
  color: var(--clr-accent);
  font-weight: 700;
}

/* ── Contact Form ── */
.contact-grid {
  display: grid;
  grid-template-columns: 1fr 1.5fr;
  gap: 32px;
  align-items: start;
}

.contact-info-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 40px;
}

.contact-info-item {
  display: flex;
  align-items: flex-start;
  gap: 16px;
  margin-bottom: 28px;
}

.contact-info-icon {
  width: 44px;
  height: 44px;
  background: linear-gradient(135deg, rgba(0,212,170,0.15), rgba(0,180,216,0.1));
  border-radius: var(--radius-md);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 20px;
  flex-shrink: 0;
}

.contact-info-label { font-size: 12px; font-weight: 700; text-transform: uppercase; letter-spacing: 0.5px; color: var(--clr-text-muted); margin-bottom: 4px; }
.contact-info-value { font-size: 15px; font-weight: 600; color: var(--clr-accent); }

.contact-form-card {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 40px;
}

.form-group { margin-bottom: 20px; }

.form-label {
  display: block;
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 8px;
  color: var(--clr-text-2);
}

.form-input {
  width: 100%;
  padding: 12px 16px;
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-md);
  background: var(--clr-bg);
  color: var(--clr-text);
  font-family: var(--font-body);
  font-size: 15px;
  transition: var(--transition);
}

.form-input:focus {
  outline: none;
  border-color: var(--clr-accent);
  box-shadow: 0 0 0 3px var(--clr-accent-glow);
  background: var(--clr-surface);
}

textarea.form-input {
  resize: vertical;
  min-height: 140px;
}

.form-message {
  padding: 14px 18px;
  border-radius: var(--radius-md);
  font-size: 14px;
  font-weight: 600;
  margin-top: 16px;
  display: none;
}

.form-message.success {
  background: rgba(56, 161, 105, 0.1);
  border: 1px solid rgba(56, 161, 105, 0.3);
  color: var(--clr-success);
  display: block;
}

.form-message.error {
  background: rgba(229, 62, 62, 0.1);
  border: 1px solid rgba(229, 62, 62, 0.3);
  color: var(--clr-danger);
  display: block;
}

/* ── Footer ── */
#footer {
  background: var(--clr-footer-bg);
  border-top: 1px solid rgba(255,255,255,0.06);
  padding: 64px 0 28px;
  color: var(--clr-footer-text);
  transition: background 0.4s ease, color 0.4s ease;
}

.footer-grid {
  display: grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap: 48px;
  margin-bottom: 48px;
}

.footer-brand .footer-logo {
  display: flex;
  align-items: center;
  gap: 10px;
  margin-bottom: 16px;
  text-decoration: none;
}

.footer-brand .footer-logo-icon {
  width: 36px;
  height: 36px;
  background: linear-gradient(135deg, var(--clr-accent), var(--clr-accent-2));
  border-radius: 10px;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
}

.footer-brand .footer-logo-text {
  font-family: var(--font-heading);
  font-size: 15px;
  font-weight: 700;
  color: white;
}

.footer-tagline { font-size: 14px; line-height: 1.6; margin-bottom: 20px; }

.footer-social { display: flex; gap: 10px; }

.social-btn {
  width: 36px;
  height: 36px;
  background: rgba(255,255,255,0.08);
  border: 1px solid rgba(255,255,255,0.12);
  border-radius: var(--radius-sm);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 16px;
  color: rgba(255,255,255,0.6);
  text-decoration: none;
  transition: var(--transition);
}

.social-btn:hover {
  background: rgba(0,212,170,0.15);
  border-color: var(--clr-accent);
  color: var(--clr-accent);
}

.footer-col-title {
  font-family: var(--font-heading);
  font-size: 14px;
  font-weight: 700;
  color: var(--clr-nav-text);
  text-transform: uppercase;
  letter-spacing: 0.5px;
  margin-bottom: 20px;
}

.footer-col ul { display: flex; flex-direction: column; gap: 10px; }

.footer-col ul a {
  color: var(--clr-footer-text);
  font-size: 14px;
  text-decoration: none;
  transition: var(--transition);
}

.footer-col ul a:hover { color: var(--clr-accent); }

.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 28px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copyright { font-size: 13px; color: var(--clr-footer-text); }
.footer-links { display: flex; gap: 20px; }
.footer-links a { color: var(--clr-footer-text); font-size: 13px; text-decoration: none; }
.footer-links a:hover { color: var(--clr-accent); }

/* ── Back to Home ── */
.back-btn {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--clr-text-muted);
  font-size: 14px;
  font-weight: 600;
  margin-bottom: 32px;
  cursor: pointer;
  border: none;
  background: none;
  padding: 0;
  transition: var(--transition);
  text-decoration: none;
}

.back-btn:hover { color: var(--clr-accent); }

/* ── Utility ── */
.text-center { text-align: center; }
.mt-8  { margin-top: 8px; }
.mt-16 { margin-top: 16px; }
.mt-24 { margin-top: 24px; }
.mt-32 { margin-top: 32px; }
.mb-8  { margin-bottom: 8px; }
.mb-16 { margin-bottom: 16px; }
.mb-32 { margin-bottom: 32px; }

.spinner {
  display: inline-block;
  width: 18px;
  height: 18px;
  border: 2px solid rgba(0,212,170,0.3);
  border-top-color: var(--clr-accent);
  border-radius: 50%;
  animation: spin 0.7s linear infinite;
  vertical-align: middle;
}

/* ── Responsive ── */
@media (max-width: 1024px) {
  .footer-grid { grid-template-columns: 1fr 1fr; gap: 32px; }
  .contact-grid { grid-template-columns: 1fr; }
}

@media (max-width: 768px) {
  .navbar-links { display: none; }
  .hamburger { display: flex; }
  .hero { padding: 80px 20px 60px; }
  .hero-stats { gap: 24px; }
  .section { padding: 56px 0; }
  .seo-content { padding: 28px; }
  .content-section { padding: 28px; }
  .contact-form-card, .contact-info-card { padding: 28px; }
  .preview-area.visible { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; gap: 24px; }
  .footer-bottom { flex-direction: column; text-align: center; }
  .tools-grid { grid-template-columns: repeat(auto-fill, minmax(160px, 1fr)); }
  .steps-grid { grid-template-columns: 1fr; }
}

@media (max-width: 480px) {
  .hero h1 { font-size: 32px; }
  .hero-actions { flex-direction: column; align-items: center; }
  .btn-lg { padding: 14px 28px; font-size: 15px; }
  .tools-grid { grid-template-columns: 1fr 1fr; gap: 12px; }
  .tool-card { padding: 20px 16px; }
  .custom-size-bar { flex-direction: column; align-items: flex-start; }
  .result-stats { gap: 16px; }
}


/* ════════════════════════════════════════════════════════════
   BLOG CARD GRID (3-column)
   ════════════════════════════════════════════════════════════ */
.blog-cards-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 28px;
}

.blog-card-grid-item {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-lg);
  padding: 28px;
  cursor: pointer;
  transition: var(--transition);
  box-shadow: var(--clr-card-shadow);
  display: flex;
  flex-direction: column;
  gap: 14px;
  position: relative;
  overflow: hidden;
}

.blog-card-grid-item::before {
  content: '';
  position: absolute;
  top: 0; left: 0; right: 0;
  height: 3px;
  background: linear-gradient(90deg, var(--clr-accent), var(--clr-accent-2));
  transform: scaleX(0);
  transition: transform 0.3s ease;
  transform-origin: left;
}

.blog-card-grid-item:hover {
  transform: translateY(-6px);
  box-shadow: var(--clr-card-hover);
  border-color: rgba(0,212,170,0.3);
}

.blog-card-grid-item:hover::before { transform: scaleX(1); }

.bcg-emoji { font-size: 42px; line-height: 1; }

.bcg-meta {
  display: flex;
  align-items: center;
  gap: 10px;
  flex-wrap: wrap;
}

.bcg-title {
  font-family: var(--font-heading);
  font-size: 17px;
  font-weight: 700;
  color: var(--clr-text);
  line-height: 1.35;
}

.bcg-excerpt {
  font-size: 14px;
  color: var(--clr-text-2);
  line-height: 1.65;
  flex: 1;
}

.bcg-readmore {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  color: var(--clr-accent);
  font-size: 13px;
  font-weight: 700;
  margin-top: auto;
  transition: gap 0.2s ease;
}

.blog-card-grid-item:hover .bcg-readmore { gap: 10px; }

/* ════════════════════════════════════════════════════════════
   BLOG POST FULL VIEW
   ════════════════════════════════════════════════════════════ */
.blog-post-wrap { max-width: 780px; margin: 0 auto; }

.blog-back-link {
  display: inline-flex;
  align-items: center;
  gap: 8px;
  color: var(--clr-accent);
  font-weight: 600;
  font-size: 14px;
  margin-bottom: 32px;
  transition: var(--transition);
  text-decoration: none;
}

.blog-back-link:hover { color: var(--clr-accent-2); transform: translateX(-4px); }

.blog-post-excerpt {
  font-size: 18px;
  color: var(--clr-text-2);
  line-height: 1.75;
  font-style: italic;
  border-left: 4px solid var(--clr-accent);
  padding-left: 20px;
  margin-bottom: 36px;
}

.blog-post-body {
  background: var(--clr-surface);
  border: 1px solid var(--clr-border);
  border-radius: var(--radius-xl);
  padding: 48px;
  margin-bottom: 40px;
}

.blog-post-body p  { font-size: 16px; color: var(--clr-text-2); line-height: 1.85; margin-bottom: 16px; }

.blog-post-body h3 {
  font-size: 20px;
  font-weight: 700;
  color: var(--clr-text);
  margin: 32px 0 12px;
  padding-bottom: 8px;
  border-bottom: 2px solid var(--clr-border);
}

.blog-post-body ul { list-style: none; padding: 0; margin-bottom: 16px; }

.blog-post-body ul li {
  font-size: 15px;
  color: var(--clr-text-2);
  line-height: 1.75;
  padding: 6px 0 6px 24px;
  position: relative;
  border-bottom: 1px solid var(--clr-border);
}

.blog-post-body ul li:last-child  { border-bottom: none; }
.blog-post-body ul li::before     { content: "\2192"; position: absolute; left: 0; color: var(--clr-accent); font-weight: 700; }
.blog-post-body strong            { color: var(--clr-text); font-weight: 600; }
.blog-post-body a                 { color: var(--clr-accent); text-decoration: underline; text-underline-offset: 2px; }
.blog-post-footer                 { display: flex; justify-content: flex-start; padding-top: 20px; }

/* ════════════════════════════════════════════════════════════
   FOOTER BOTTOM — flex + sitemap button
   ════════════════════════════════════════════════════════════ */
.footer-bottom {
  border-top: 1px solid rgba(255,255,255,0.06);
  padding-top: 24px;
  display: flex;
  align-items: center;
  justify-content: space-between;
  flex-wrap: wrap;
  gap: 12px;
}

.footer-copyright { font-size: 13px; color: var(--clr-footer-text); }

.sitemap-btn {
  display: inline-flex;
  align-items: center;
  gap: 6px;
  padding: 7px 16px;
  background: rgba(0,212,170,0.1);
  border: 1px solid rgba(0,212,170,0.25);
  border-radius: 20px;
  color: var(--clr-accent);
  font-size: 12px;
  font-weight: 700;
  letter-spacing: 0.3px;
  text-decoration: none;
  transition: var(--transition);
}

.sitemap-btn:hover {
  background: rgba(0,212,170,0.2);
  border-color: var(--clr-accent);
  color: var(--clr-accent);
  transform: translateY(-2px);
}