/* ===== RESET & BASE ===== */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }
html { scroll-behavior: smooth; }
body {
  font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, 'Noto Sans', sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji';
  background: #08090d;
  color: #e2e8f0;
  line-height: 1.6;
  overflow-x: hidden;
}
img { max-width: 100%; display: block; }
a { text-decoration: none; color: inherit; }

/* ===== TOKENS ===== */
/* Site brand: warm sunset palette (orange + rose) — editorial, not the AI blue/purple cliché.
   Variables kept named --blue / --purple for backwards compat; values are now warm. */
:root {
  --blue: #F97316;       /* orange 500 — primary accent */
  --blue-dark: #EA580C;  /* orange 600 */
  --purple: #F43F5E;     /* rose 500 — secondary accent */
  --accent-rgb: 249, 115, 22;  /* rgb form of --blue, used in rgba() */
  --green: #10b981;
  --orange: #f59e0b;
  --bg: #08090d;
  --bg2: #0f111a;
  --bg3: #161927;
  --border: rgba(255,255,255,0.07);
  --text: #e2e8f0;
  --muted: #94a3b8;
  --radius: 16px;
  --radius-sm: 10px;
}

/* ===== CONTAINER ===== */
.container { max-width: 1160px; margin: 0 auto; padding: 0 24px; }

/* ===== BUTTONS ===== */
.btn {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 12px 24px; border-radius: 50px; font-weight: 600;
  font-size: 0.95rem; cursor: pointer; border: none;
  transition: all 0.2s ease; white-space: nowrap;
}
.btn-primary {
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  color: #fff;
  box-shadow: 0 0 24px rgba(var(--accent-rgb),0.35);
}
.btn-primary:hover { transform: translateY(-2px); box-shadow: 0 0 40px rgba(var(--accent-rgb),0.55); }
.btn-ghost { background: rgba(255,255,255,0.06); color: var(--text); border: 1px solid var(--border); }
.btn-ghost:hover { background: rgba(255,255,255,0.1); transform: translateY(-2px); }
.btn-white { background: #fff; color: #08090d; font-weight: 700; }
.btn-white:hover { transform: translateY(-2px); box-shadow: 0 8px 30px rgba(255,255,255,0.2); }
.btn-lg { padding: 16px 32px; font-size: 1rem; }
.btn-nav { padding: 10px 22px; font-size: 0.88rem; }

/* ===== NAVBAR ===== */
.navbar {
  position: fixed; top: 0; left: 0; right: 0; z-index: 100;
  padding: 16px 0;
  background: rgba(8,9,13,0.7);
  backdrop-filter: blur(16px);
  border-bottom: 1px solid transparent;
  transition: border-color 0.3s, background 0.3s;
}
.navbar.scrolled { border-color: var(--border); background: rgba(8,9,13,0.92); }
.nav-inner { display: flex; align-items: center; gap: 32px; }
.logo { display: flex; align-items: center; gap: 10px; }
.logo-icon {
  width: 38px; height: 38px; border-radius: 10px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  display: flex; align-items: center; justify-content: center; color: #fff;
  flex-shrink: 0;
}
.logo-icon-sm { width: 28px; height: 28px; border-radius: 8px; }
.logo-text { font-size: 1.1rem; font-weight: 700; color: #fff; }
.logo-accent { color: var(--blue); }
.nav-links { display: flex; align-items: center; gap: 4px; margin-left: auto; }
.nav-link {
  padding: 8px 14px; border-radius: 8px;
  color: var(--muted); font-size: 0.9rem; font-weight: 500;
  transition: color 0.2s, background 0.2s;
}
.nav-link:hover { color: #fff; background: rgba(255,255,255,0.06); }
.hamburger { display: none; flex-direction: column; gap: 5px; background: none; border: none; cursor: pointer; padding: 4px; }
.hamburger span { display: block; width: 22px; height: 2px; background: #fff; border-radius: 2px; transition: 0.3s; }

/* ===== HERO ===== */
.hero {
  position: relative;
  display: flex; align-items: flex-start; overflow: hidden;
  padding: 110px 0 80px;
}
.hero-bg-orbs { position: absolute; inset: 0; pointer-events: none; }
.orb {
  position: absolute; border-radius: 50%;
  filter: blur(40px); opacity: 0.18;
}
.orb-1 { width: 600px; height: 600px; background: var(--blue); top: -200px; left: -200px; animation: orb-drift 12s ease-in-out infinite alternate; }
.orb-2 { width: 400px; height: 400px; background: var(--purple); bottom: -100px; right: -100px; animation: orb-drift 15s ease-in-out infinite alternate-reverse; }
.orb-3 { width: 300px; height: 300px; background: var(--blue); top: 50%; left: 50%; transform: translate(-50%,-50%); animation: orb-drift 10s ease-in-out infinite alternate; }
@keyframes orb-drift { from { transform: translate(0,0); } to { transform: translate(30px, 20px); } }
.orb-3 { animation-name: orb3-drift; }
@keyframes orb3-drift { from { transform: translate(-50%,-50%); } to { transform: translate(calc(-50% + 20px), calc(-50% + 15px)); } }

.hero-inner { display: grid; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center; position: relative; z-index: 1; }
.hero-content { display: flex; flex-direction: column; gap: 28px; }
.badge-pill {
  display: inline-flex; align-items: center; gap: 8px;
  padding: 6px 16px; border-radius: 50px;
  background: rgba(var(--accent-rgb),0.12); border: 1px solid rgba(var(--accent-rgb),0.3);
  font-size: 0.82rem; font-weight: 600; color: var(--blue);
  width: fit-content;
}
.badge-dot { width: 7px; height: 7px; border-radius: 50%; background: var(--blue); animation: pulse 2s infinite; }
@keyframes pulse { 0%,100%{opacity:1;transform:scale(1)} 50%{opacity:0.6;transform:scale(1.3)} }

.hero-title { font-size: clamp(2.5rem, 5vw, 3.8rem); font-weight: 900; line-height: 1.1; color: #fff; }
.gradient-text {
  background: linear-gradient(135deg, var(--blue) 0%, var(--purple) 100%);
  -webkit-background-clip: text; -webkit-text-fill-color: transparent; background-clip: text;
}
.hero-desc { font-size: 1.1rem; color: var(--muted); max-width: 480px; line-height: 1.7; }
.hero-desc strong { color: var(--text); }
.hero-actions { display: flex; gap: 14px; flex-wrap: wrap; }
.hero-stats { display: flex; align-items: center; gap: 24px; padding-top: 8px; }
.stat-item { display: flex; flex-direction: column; }
.stat-num { font-size: 1.5rem; font-weight: 800; color: #fff; line-height: 1; }
.stat-label { font-size: 0.78rem; color: var(--muted); margin-top: 3px; }
.stat-divider { width: 1px; height: 32px; background: var(--border); }

.hero-visual { position: relative; }
.hero-img-wrapper { position: relative; border-radius: 20px; overflow: hidden; box-shadow: 0 30px 80px rgba(0,0,0,0.6); }
.hero-img { width: 100%; border-radius: 20px; }
.hero-img-glow {
  position: absolute; inset: -2px; border-radius: 22px;
  background: linear-gradient(135deg, var(--blue), var(--purple));
  z-index: -1; opacity: 0.4; filter: blur(20px);
}
.hero-scroll-hint {
  position: absolute; bottom: 32px; left: 50%; transform: translateX(-50%);
}
.scroll-dot {
  width: 6px; height: 6px; border-radius: 50%; background: var(--blue);
  animation: scroll-bounce 2s ease-in-out infinite;
}
@keyframes scroll-bounce { 0%,100%{transform:translateY(0);opacity:1} 50%{transform:translateY(10px);opacity:0.4} }

/* ===== FORMATS STRIP ===== */
.formats-strip {
  padding: 40px 0; border-top: 1px solid var(--border); border-bottom: 1px solid var(--border);
  background: var(--bg2);
}
.formats-strip .container { display: flex; align-items: center; gap: 40px; flex-wrap: wrap; }
.strip-label { color: var(--muted); font-size: 0.88rem; font-weight: 500; white-space: nowrap; }
.format-badges { display: flex; gap: 16px; flex-wrap: wrap; }
.format-badge {
  display: flex; align-items: center; gap: 12px;
  padding: 12px 20px; border-radius: var(--radius-sm);
  background: var(--bg3); border: 1px solid var(--border);
  font-weight: 600; font-size: 0.95rem;
  transition: border-color 0.2s, transform 0.2s;
}
.format-badge:hover { border-color: rgba(var(--accent-rgb),0.4); transform: translateY(-2px); }
.format-badge small { color: var(--muted); font-weight: 400; font-size: 0.78rem; }
.format-icon {
  width: 34px; height: 34px; border-radius: 8px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 0.78rem;
}
.format-word { background: #1E40AF; color: #fff; font-size: 1rem; }
.format-pdf { background: #dc2626; color: #fff; font-size: 0.65rem; letter-spacing: -0.5px; }
.format-docs { background: #1e6cb8; color: #fff; font-size: 1rem; }
.format-notion { background: #ffffff; color: #000; font-size: 1rem; border: 1px solid rgba(0,0,0,0.1); }
.format-md { background: #1f2937; color: #fff; font-size: 0.85rem; letter-spacing: -0.5px; }

/* ===== SECTIONS ===== */
.section { padding: 100px 0; }
.section-header { text-align: center; max-width: 640px; margin: 0 auto 64px; }
.section-eyebrow {
  display: inline-block; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--blue); margin-bottom: 12px;
}
.section-title { font-size: clamp(1.8rem, 3.5vw, 2.6rem); font-weight: 800; color: #fff; line-height: 1.2; margin-bottom: 16px; }
.section-subtitle { color: var(--muted); font-size: 1.05rem; }

/* ===== FEATURES ===== */
.features-section { background: var(--bg); }
.features-grid { display: grid; grid-template-columns: repeat(2, 1fr); gap: 20px; }
.feature-card {
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
  cursor: default;
}
.feature-card:hover { border-color: rgba(var(--accent-rgb),0.35); transform: translateY(-4px); box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
.feature-icon-wrap {
  width: 52px; height: 52px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center; margin-bottom: 20px;
}
.feat-blue { background: rgba(var(--accent-rgb),0.15); color: var(--blue); }
.feat-purple { background: rgba(244,63,94,0.15); color: var(--purple); }
.feat-green { background: rgba(16,185,129,0.15); color: var(--green); }
.feat-orange { background: rgba(245,158,11,0.15); color: var(--orange); }
.feature-title { font-size: 1.15rem; font-weight: 700; color: #fff; margin-bottom: 10px; }
.feature-desc { color: var(--muted); line-height: 1.7; font-size: 0.95rem; margin-bottom: 16px; }
.feature-tag {
  display: inline-block; padding: 4px 12px; border-radius: 50px;
  background: rgba(var(--accent-rgb),0.1); border: 1px solid rgba(var(--accent-rgb),0.2);
  font-size: 0.78rem; font-weight: 600; color: var(--blue);
}

/* ===== HOW IT WORKS ===== */
.how-section { background: var(--bg2); }
.steps-wrapper { position: relative; display: flex; flex-direction: column; gap: 0; max-width: 680px; margin: 0 auto; }
.steps-line {
  position: absolute; left: 23px; top: 28px; bottom: 28px; width: 2px;
  background: linear-gradient(to bottom, var(--blue), var(--purple));
  opacity: 0.3;
}
.step { display: flex; gap: 28px; align-items: flex-start; padding: 28px 0; }
.step-num {
  width: 48px; height: 48px; border-radius: 50%; flex-shrink: 0;
  background: linear-gradient(135deg, var(--blue), var(--blue-dark));
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 1.1rem; color: #fff;
  box-shadow: 0 0 20px rgba(var(--accent-rgb),0.4); position: relative; z-index: 1;
}
.step-content h3 { font-size: 1.1rem; font-weight: 700; color: #fff; margin-bottom: 8px; }
.step-content p { color: var(--muted); line-height: 1.7; font-size: 0.95rem; }
.step-content strong { color: var(--text); }

/* ===== SHOWCASE / TABS ===== */
.showcase-section { background: var(--bg); }
.showcase-tabs { display: flex; gap: 8px; justify-content: center; margin-bottom: 40px; flex-wrap: wrap; }
.tab-btn {
  display: flex; align-items: center; gap: 10px;
  padding: 12px 24px; border-radius: 50px; border: 1px solid var(--border);
  background: var(--bg3); color: var(--muted); font-weight: 600; font-size: 0.92rem;
  cursor: pointer; transition: all 0.2s;
}
.tab-btn:hover { color: #fff; border-color: rgba(var(--accent-rgb),0.3); }
.tab-btn.tab-active { background: rgba(var(--accent-rgb),0.12); border-color: rgba(var(--accent-rgb),0.45); color: #fff; }
.tab-icon {
  width: 28px; height: 28px; border-radius: 7px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 0.72rem;
}
.tab-w { background: #1E40AF; color: #fff; font-size: 0.9rem; }
.tab-pdf { background: #dc2626; color: #fff; font-size: 0.6rem; letter-spacing: -0.5px; }
.tab-g { background: #1e6cb8; color: #fff; font-size: 0.9rem; }
.tab-n { background: #ffffff; color: #000; font-size: 0.9rem; }
.tab-md { background: #1f2937; color: #fff; font-size: 0.72rem; letter-spacing: -0.5px; }

.showcase-panels { position: relative; }
.showcase-panel {
  display: none; grid-template-columns: 1fr 1fr; gap: 60px; align-items: center;
  background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 48px; margin-bottom: 24px;
}
.showcase-panel.panel-active { display: grid; animation: fade-in 0.35s ease; }
@keyframes fade-in { from { opacity: 0; transform: translateY(8px); } to { opacity: 1; transform: none; } }
.panel-text h3 { font-size: 1.5rem; font-weight: 800; color: #fff; margin-bottom: 16px; }
.panel-text p { color: var(--muted); line-height: 1.75; margin-bottom: 24px; font-size: 0.97rem; }
.panel-list { list-style: none; display: flex; flex-direction: column; gap: 10px; }
.panel-list li { display: flex; align-items: center; gap: 10px; color: var(--text); font-size: 0.95rem; }
.check { color: var(--green); font-weight: 700; }
.panel-img-wrap { border-radius: var(--radius-sm); overflow: hidden; box-shadow: 0 16px 48px rgba(0,0,0,0.5); }
.panel-img { width: 100%; border-radius: var(--radius-sm); }

/* Placeholder previews when no screenshot is available */
.panel-img-placeholder { box-shadow: none; background: transparent; }
.format-preview {
  display: flex; flex-direction: column; align-items: center; justify-content: center;
  gap: 14px; aspect-ratio: 4/3; border-radius: var(--radius-sm);
  border: 1px dashed var(--border); padding: 32px;
  text-align: center;
}
.preview-icon {
  width: 88px; height: 88px; border-radius: 22px;
  display: flex; align-items: center; justify-content: center;
  font-weight: 800; font-size: 2.4rem;
}
.preview-label { font-size: 1.2rem; font-weight: 700; color: #fff; }
.preview-sub { font-size: 0.88rem; color: var(--muted); }
.format-preview-notion { background: linear-gradient(135deg, rgba(255,255,255,0.04), rgba(255,255,255,0.01)); }
.format-preview-notion .preview-icon { background: #fff; color: #000; }
.format-preview-md { background: linear-gradient(135deg, rgba(31,41,55,0.5), rgba(31,41,55,0.1)); }
.format-preview-md .preview-icon { background: #1f2937; color: #fff; font-size: 1.8rem; letter-spacing: -2px; border: 1px solid rgba(255,255,255,0.08); }

/* Settings showcase */
.settings-showcase {
  display: grid; grid-template-columns: 1fr 1.4fr; gap: 60px; align-items: center;
  background: var(--bg2); border: 1px solid var(--border); border-radius: var(--radius);
  padding: 48px; margin-top: 24px;
}
.settings-text h3 { font-size: 1.5rem; font-weight: 800; color: #fff; margin-bottom: 14px; }
.settings-text p { color: var(--muted); line-height: 1.75; margin-bottom: 28px; font-size: 0.97rem; }
.settings-img-wrap { border-radius: var(--radius-sm); overflow: hidden; box-shadow: 0 16px 48px rgba(0,0,0,0.5); }
.settings-img { width: 100%; }

/* ===== GUIDE ===== */
.guide-section { background: var(--bg2); }
.guide-inner { display: grid; grid-template-columns: 1.1fr 1fr; gap: 72px; align-items: center; }
.guide-img-wrap { border-radius: var(--radius); overflow: hidden; box-shadow: 0 24px 64px rgba(0,0,0,0.5); }
.guide-img { width: 100%; }
.guide-text h2 { font-size: clamp(1.6rem,3vw,2.2rem); font-weight: 800; color: #fff; margin-bottom: 16px; line-height: 1.25; }
.guide-text p { color: var(--muted); line-height: 1.75; margin-bottom: 28px; font-size: 0.97rem; }
.guide-points { display: flex; flex-direction: column; gap: 14px; }
.guide-point { display: flex; align-items: center; gap: 12px; }
.gp-icon {
  width: 30px; height: 30px; border-radius: 50%;
  background: rgba(16,185,129,0.15); color: var(--green);
  display: flex; align-items: center; justify-content: center; flex-shrink: 0;
}
.guide-point span { color: var(--text); font-size: 0.95rem; font-weight: 500; }

/* ===== FAQ ===== */
.faq-section { background: var(--bg); }
.faq-container { max-width: 720px; margin: 0 auto; }
.faq-list { display: flex; flex-direction: column; gap: 12px; }
.faq-item {
  background: var(--bg3); border: 1px solid var(--border); border-radius: var(--radius-sm);
  overflow: hidden; transition: border-color 0.2s;
}
.faq-item[open] { border-color: rgba(var(--accent-rgb),0.35); }
.faq-question {
  padding: 20px 24px; cursor: pointer; list-style: none;
  display: flex; justify-content: space-between; align-items: center;
  font-weight: 600; font-size: 1rem; color: #fff;
  user-select: none;
}
.faq-question::-webkit-details-marker { display: none; }
.faq-arrow { color: var(--muted); transition: transform 0.25s; }
.faq-item[open] .faq-arrow { transform: rotate(180deg); }
.faq-answer { padding: 0 24px 20px; color: var(--muted); line-height: 1.7; font-size: 0.95rem; }

/* ===== CTA ===== */
.cta-section {
  position: relative; padding: 100px 0; overflow: hidden;
  background: linear-gradient(135deg, #1c1208 0%, #08090d 50%, #1c1208 100%);
  text-align: center;
}
.cta-orbs { position: absolute; inset: 0; pointer-events: none; }
.cta-orb { position: absolute; border-radius: 50%; filter: blur(40px); opacity: 0.15; }
.cta-orb-1 { width: 500px; height: 500px; background: var(--blue); left: -200px; top: -200px; }
.cta-orb-2 { width: 400px; height: 400px; background: var(--purple); right: -150px; bottom: -150px; }
.cta-inner { position: relative; z-index: 1; display: flex; flex-direction: column; align-items: center; gap: 20px; }
.cta-title { font-size: clamp(2rem,4vw,3rem); font-weight: 900; color: #fff; max-width: 640px; line-height: 1.15; }
.cta-subtitle { color: var(--muted); font-size: 1.05rem; }
.cta-note { font-size: 0.82rem; color: var(--muted); }

/* ===== FOOTER ===== */
.footer { background: var(--bg2); border-top: 1px solid var(--border); padding: 48px 0 24px; }
.footer-inner { display: flex; justify-content: space-between; align-items: flex-start; gap: 32px; flex-wrap: wrap; padding-bottom: 32px; }
.footer-brand { display: flex; flex-direction: column; gap: 10px; }
.footer-tagline { color: var(--muted); font-size: 0.88rem; }
.footer-links { display: flex; gap: 8px; flex-wrap: wrap; align-items: center; }
.footer-link { padding: 6px 14px; color: var(--muted); font-size: 0.9rem; border-radius: 8px; transition: color 0.2s, background 0.2s; }
.footer-link:hover { color: #fff; background: rgba(255,255,255,0.06); }
.footer-bottom { display: flex; justify-content: space-between; flex-wrap: wrap; gap: 8px; padding-top: 20px; border-top: 1px solid var(--border); }
.footer-copy { font-size: 0.82rem; color: var(--muted); }

/* ===== HUB: HERO CENTERED ===== */
.hero-inner-centered { grid-template-columns: 1fr; max-width: 760px; margin: 0 auto; text-align: center; }
.hero-content-centered { align-items: center; }
.hero-content-centered .hero-desc { max-width: 580px; }
.hero-content-centered .hero-actions { justify-content: center; }
.hero-content-centered .hero-stats { justify-content: center; }

/* ===== HUB: PRODUCT CARDS ===== */
.extensions-section { background: var(--bg); }
.product-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
}
.product-card {
  position: relative; display: flex; flex-direction: column; gap: 14px;
  background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 32px;
  color: inherit; cursor: pointer; overflow: hidden;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.product-card:hover { transform: translateY(-6px); box-shadow: 0 24px 64px rgba(0,0,0,0.5); }
.product-card-glow {
  position: absolute; inset: -1px; border-radius: var(--radius); pointer-events: none;
  opacity: 0; transition: opacity 0.3s; z-index: 0;
}
.product-card > * { position: relative; z-index: 1; }
.product-card:hover .product-card-glow { opacity: 0.18; }

.product-logo {
  width: 56px; height: 56px; border-radius: 14px;
  display: flex; align-items: center; justify-content: center;
  margin-bottom: 4px;
}
.product-tag {
  display: inline-block; padding: 4px 12px; border-radius: 50px;
  font-size: 0.75rem; font-weight: 700; letter-spacing: 0.04em;
  text-transform: uppercase; width: fit-content;
}
.product-title { font-size: 1.25rem; font-weight: 800; color: #fff; line-height: 1.3; }
.product-desc { color: var(--muted); line-height: 1.7; font-size: 0.95rem; flex-grow: 1; }
.product-points { list-style: none; display: flex; flex-direction: column; gap: 8px; margin: 4px 0 8px; }
.product-points li { display: flex; align-items: center; gap: 8px; color: var(--text); font-size: 0.9rem; }
.product-cta {
  display: inline-flex; align-items: center; gap: 6px;
  padding-top: 12px; margin-top: auto;
  font-weight: 700; font-size: 0.92rem;
  border-top: 1px solid var(--border);
  transition: gap 0.2s;
}
.product-card:hover .product-cta { gap: 10px; }

/* Grok — monochrome (xAI black/white) */
.product-grok:hover { border-color: rgba(255,255,255,0.35); }
.product-grok .product-card-glow { background: radial-gradient(circle at 50% 0%, rgba(255,255,255,0.5), transparent 70%); }
.product-logo-grok { background: #000; color: #fff; border: 1px solid rgba(255,255,255,0.15); }
.product-tag-grok { background: rgba(255,255,255,0.08); color: #e2e8f0; border: 1px solid rgba(255,255,255,0.15); }
.product-cta-grok { color: #fff; }

/* Perplexity — teal */
.product-perplexity:hover { border-color: rgba(32,184,205,0.45); }
.product-perplexity .product-card-glow { background: radial-gradient(circle at 50% 0%, rgba(32,184,205,0.5), transparent 70%); }
.product-logo-perplexity { background: rgba(32,184,205,0.12); color: #20B8CD; border: 1px solid rgba(32,184,205,0.3); }
.product-tag-perplexity { background: rgba(32,184,205,0.12); color: #20B8CD; border: 1px solid rgba(32,184,205,0.3); }
.product-cta-perplexity { color: #20B8CD; }

/* DeepSeek — royal blue */
.product-deepseek:hover { border-color: rgba(77,107,254,0.45); }
.product-deepseek .product-card-glow { background: radial-gradient(circle at 50% 0%, rgba(77,107,254,0.5), transparent 70%); }
.product-logo-deepseek { background: rgba(77,107,254,0.12); color: #4D6BFE; border: 1px solid rgba(77,107,254,0.3); }
.product-tag-deepseek { background: rgba(77,107,254,0.12); color: #4D6BFE; border: 1px solid rgba(77,107,254,0.3); }
.product-cta-deepseek { color: #4D6BFE; }

/* ChatGPT — OpenAI green */
.product-chatgpt:hover { border-color: rgba(16,163,127,0.45); }
.product-chatgpt .product-card-glow { background: radial-gradient(circle at 50% 0%, rgba(16,163,127,0.5), transparent 70%); }
.product-logo-chatgpt { background: rgba(16,163,127,0.12); color: #10A37F; border: 1px solid rgba(16,163,127,0.3); }
.product-tag-chatgpt { background: rgba(16,163,127,0.12); color: #10A37F; border: 1px solid rgba(16,163,127,0.3); }
.product-cta-chatgpt { color: #10A37F; }

/* Gemini — Google blue → purple gradient */
.product-gemini:hover { border-color: rgba(151,71,255,0.45); }
.product-gemini .product-card-glow { background: radial-gradient(circle at 50% 0%, rgba(66,133,244,0.45), rgba(151,71,255,0.35) 50%, transparent 75%); }
.product-logo-gemini { background: linear-gradient(135deg, rgba(66,133,244,0.18), rgba(151,71,255,0.18)); color: #fff; border: 1px solid rgba(151,71,255,0.35); }
.product-tag-gemini { background: linear-gradient(135deg, rgba(66,133,244,0.15), rgba(151,71,255,0.15)); color: #B9A3FF; border: 1px solid rgba(151,71,255,0.3); }
.product-cta-gemini { color: #9747FF; }

/* AI Studio — Google blue solid */
.product-aistudio:hover { border-color: rgba(26,115,232,0.45); }
.product-aistudio .product-card-glow { background: radial-gradient(circle at 50% 0%, rgba(26,115,232,0.5), transparent 70%); }
.product-logo-aistudio { background: rgba(26,115,232,0.12); color: #1A73E8; border: 1px solid rgba(26,115,232,0.3); }
.product-tag-aistudio { background: rgba(26,115,232,0.12); color: #1A73E8; border: 1px solid rgba(26,115,232,0.3); }
.product-cta-aistudio { color: #1A73E8; }

/* ===== RESPONSIVE ===== */
@media (max-width: 900px) {
  .hero-inner { grid-template-columns: 1fr; gap: 48px; }
  .hero-visual { order: -1; max-width: 480px; margin: 0 auto; width: 100%; }
  .features-grid { grid-template-columns: 1fr; }
  .showcase-panel { grid-template-columns: 1fr; padding: 32px; }
  .settings-showcase { grid-template-columns: 1fr; }
  .guide-inner { grid-template-columns: 1fr; }
  .guide-img-wrap { max-width: 480px; margin: 0 auto; }
  .product-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 640px) {
  .product-grid { grid-template-columns: 1fr; max-width: 520px; margin: 0 auto; }
  .nav-links { display: none; flex-direction: column; gap: 4px; position: absolute; top: 100%; left: 0; right: 0; background: rgba(8,9,13,0.97); padding: 16px 24px 24px; border-bottom: 1px solid var(--border); }
  .nav-links.open { display: flex; }
  .hamburger { display: flex; margin-left: auto; }
  .btn-nav { display: none; }
  .nav-inner { flex-wrap: wrap; }
  .formats-strip .container { flex-direction: column; align-items: flex-start; gap: 16px; }
  .hero-stats { flex-wrap: wrap; gap: 16px; }
  .stat-divider { display: none; }
  .footer-inner { flex-direction: column; }
  .footer-bottom { flex-direction: column; }
}

/* ===== PER-PAGE BRAND THEMES =====
   Each AI page uses the corresponding brand color as the primary accent.
   - Grok: #000000 (xAI monochrome). Black is invisible on the dark page bg,
     so accents that need to be readable (text, eyebrows, badges) use white,
     while solid surfaces (buttons, step-num, orbs, CTA gradient) use black.
   - Perplexity: #166D7D (teal). Used directly.
   - DeepSeek: #4A68F7 (blue). Used directly.
   - ChatGPT: #10A37F (OpenAI green). Used directly.
   - Gemini: #4285F4 → #9747FF (Google blue → purple gradient).
   - AI Studio: #1A73E8 (Google blue solid). Used directly. */

body.theme-grok {
  --blue: #ffffff;
  --blue-dark: #cccccc;
  --purple: #ffffff;
  --accent-rgb: 255, 255, 255;
}
body.theme-grok .btn-primary {
  background: linear-gradient(135deg, #1a1a1a, #000000);
  color: #ffffff;
  border: 1px solid rgba(255,255,255,0.15);
  box-shadow: 0 0 24px rgba(255,255,255,0.12);
}
body.theme-grok .btn-primary:hover { box-shadow: 0 0 40px rgba(255,255,255,0.22); }
body.theme-grok .logo-icon,
body.theme-grok .step-num {
  background: linear-gradient(135deg, #1a1a1a, #000000);
  border: 1px solid rgba(255,255,255,0.18);
  box-shadow: 0 0 20px rgba(255,255,255,0.12);
}
body.theme-grok .orb-1,
body.theme-grok .orb-3,
body.theme-grok .cta-orb-1 { background: #000000; opacity: 0.35; }
body.theme-grok .orb-2,
body.theme-grok .cta-orb-2 { background: #ffffff; opacity: 0.08; }
body.theme-grok .cta-section {
  background: linear-gradient(135deg, #000 0%, #08090d 50%, #000 100%);
}

body.theme-perplexity {
  --blue: #166D7D;
  --blue-dark: #0F5260;
  --purple: #2BB8D1;
  --accent-rgb: 22, 109, 125;
}
body.theme-perplexity .btn-primary {
  box-shadow: 0 0 24px rgba(22,109,125,0.45);
}
body.theme-perplexity .btn-primary:hover { box-shadow: 0 0 40px rgba(22,109,125,0.65); }
body.theme-perplexity .step-num { box-shadow: 0 0 20px rgba(22,109,125,0.5); }
body.theme-perplexity .cta-section {
  background: linear-gradient(135deg, #0A2E36 0%, #08090d 50%, #0A2E36 100%);
}

body.theme-deepseek {
  --blue: #4A68F7;
  --blue-dark: #2D4ADE;
  --purple: #7C8FF9;
  --accent-rgb: 74, 104, 247;
}
body.theme-deepseek .btn-primary {
  box-shadow: 0 0 24px rgba(74,104,247,0.45);
}
body.theme-deepseek .btn-primary:hover { box-shadow: 0 0 40px rgba(74,104,247,0.65); }
body.theme-deepseek .step-num { box-shadow: 0 0 20px rgba(74,104,247,0.5); }
body.theme-deepseek .cta-section {
  background: linear-gradient(135deg, #0E1430 0%, #08090d 50%, #0E1430 100%);
}

body.theme-chatgpt {
  --blue: #10A37F;
  --blue-dark: #0D8A6A;
  --purple: #1AB18C;
  --accent-rgb: 16, 163, 127;
}
body.theme-chatgpt .btn-primary {
  box-shadow: 0 0 24px rgba(16,163,127,0.45);
}
body.theme-chatgpt .btn-primary:hover { box-shadow: 0 0 40px rgba(16,163,127,0.65); }
body.theme-chatgpt .step-num { box-shadow: 0 0 20px rgba(16,163,127,0.5); }
body.theme-chatgpt .cta-section {
  background: linear-gradient(135deg, #062b22 0%, #08090d 50%, #062b22 100%);
}

body.theme-gemini {
  --blue: #4285F4;
  --blue-dark: #1A73E8;
  --purple: #9747FF;
  --accent-rgb: 66, 133, 244;
}
body.theme-gemini .btn-primary {
  background: linear-gradient(135deg, #4285F4 0%, #9747FF 100%);
  box-shadow: 0 0 24px rgba(66,133,244,0.45);
}
body.theme-gemini .btn-primary:hover { box-shadow: 0 0 40px rgba(151,71,255,0.65); }
body.theme-gemini .logo-icon,
body.theme-gemini .step-num {
  background: linear-gradient(135deg, #4285F4 0%, #9747FF 100%);
  box-shadow: 0 0 20px rgba(66,133,244,0.5);
}
body.theme-gemini .orb-1,
body.theme-gemini .cta-orb-1 { background: #4285F4; opacity: 0.4; }
body.theme-gemini .orb-2,
body.theme-gemini .cta-orb-2 { background: #9747FF; opacity: 0.35; }
body.theme-gemini .cta-section {
  background: linear-gradient(135deg, #0a1e3d 0%, #08090d 50%, #1a0e3d 100%);
}

body.theme-aistudio {
  --blue: #1A73E8;
  --blue-dark: #185ABC;
  --purple: #4285F4;
  --accent-rgb: 26, 115, 232;
}
body.theme-aistudio .btn-primary {
  box-shadow: 0 0 24px rgba(26,115,232,0.45);
}
body.theme-aistudio .btn-primary:hover { box-shadow: 0 0 40px rgba(26,115,232,0.65); }
body.theme-aistudio .step-num { box-shadow: 0 0 20px rgba(26,115,232,0.5); }
body.theme-aistudio .cta-section {
  background: linear-gradient(135deg, #0a1f3d 0%, #08090d 50%, #0a1f3d 100%);
}

/* ===== PRICING ===== */
.pricing-section { background: var(--bg); }
.pricing-grid {
  display: grid; grid-template-columns: repeat(3, 1fr); gap: 24px;
  max-width: 1040px; margin: 0 auto; align-items: stretch;
}
.price-card {
  position: relative; background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 34px 28px;
  display: flex; flex-direction: column;
  transition: border-color 0.3s, transform 0.3s, box-shadow 0.3s;
}
.price-card:hover { transform: translateY(-4px); box-shadow: 0 20px 60px rgba(0,0,0,0.4); }
.price-card-featured {
  background: linear-gradient(160deg, rgba(var(--accent-rgb),0.20), rgba(244,63,94,0.12)), var(--bg3);
  border-color: rgba(var(--accent-rgb),0.5);
  box-shadow: 0 24px 60px rgba(var(--accent-rgb),0.20);
}
.price-badge {
  position: absolute; top: -13px; left: 50%; transform: translateX(-50%);
  background: linear-gradient(135deg, var(--blue), var(--purple));
  color: #fff; font-size: 0.72rem; font-weight: 700; letter-spacing: 0.06em;
  text-transform: uppercase; padding: 6px 16px; border-radius: 50px;
  white-space: nowrap; box-shadow: 0 6px 18px rgba(var(--accent-rgb),0.45);
}
.price-plan {
  font-size: 0.78rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--muted); margin-bottom: 18px;
}
.price-amount { display: flex; align-items: baseline; gap: 4px; color: #fff; margin-bottom: 8px; }
.price-currency { font-size: 1.4rem; font-weight: 700; color: var(--blue); }
.price-value { font-size: 3rem; font-weight: 800; line-height: 1; }
.price-period { font-size: 1rem; font-weight: 500; color: var(--muted); }
.price-sub { color: var(--muted); font-size: 0.9rem; margin-bottom: 24px; min-height: 1.3em; }
.price-features { list-style: none; display: flex; flex-direction: column; gap: 12px; margin-bottom: 28px; }
.price-features li { display: flex; align-items: flex-start; gap: 10px; color: var(--text); font-size: 0.95rem; }
.price-features svg { flex-shrink: 0; color: var(--blue); margin-top: 3px; }
.price-actions { margin-top: auto; display: flex; flex-direction: column; gap: 10px; }
.price-actions .btn { width: 100%; justify-content: center; }
.price-current {
  width: 100%; text-align: center; padding: 12px 24px; border-radius: 50px;
  background: rgba(255,255,255,0.04); border: 1px solid var(--border);
  color: var(--muted); font-weight: 600; font-size: 0.95rem;
}
@media (max-width: 880px) {
  .pricing-grid { grid-template-columns: 1fr; max-width: 420px; }
}

/* ===== LEGAL / ARTICLE PAGES ===== */
.legal-main { padding-top: 110px; }
.legal-section { padding: 40px 0 100px; }
.legal-wrap { max-width: 820px; margin: 0 auto; }
.legal-header { margin-bottom: 36px; border-bottom: 1px solid var(--border); padding-bottom: 28px; }
.legal-eyebrow {
  display: inline-block; font-size: 0.8rem; font-weight: 700; letter-spacing: 0.1em;
  text-transform: uppercase; color: var(--blue); margin-bottom: 12px;
}
.legal-title { font-size: clamp(2rem, 4vw, 2.8rem); font-weight: 800; color: #fff; line-height: 1.2; margin-bottom: 10px; }
.legal-updated { color: var(--muted); font-size: 0.9rem; }
.legal-content h2 { color: #fff; font-size: 1.35rem; font-weight: 700; margin: 38px 0 12px; }
.legal-content h3 { color: #fff; font-size: 1.08rem; font-weight: 600; margin: 24px 0 8px; }
.legal-content p { color: var(--muted); margin-bottom: 14px; }
.legal-content ul { color: var(--muted); margin: 0 0 16px 22px; display: flex; flex-direction: column; gap: 8px; }
.legal-content li { line-height: 1.7; }
.legal-content a { color: var(--blue); }
.legal-content a:hover { text-decoration: underline; }
.legal-content strong { color: var(--text); }
.legal-contact-card {
  margin-top: 24px; background: var(--bg3); border: 1px solid var(--border);
  border-radius: var(--radius); padding: 28px;
}
.legal-contact-card p { margin-bottom: 8px; }
.legal-contact-card a { color: var(--blue); font-weight: 600; }
.footer-links .footer-link.footer-legal { opacity: 0.85; }