/* Sections UI/UX Redesign - Unified styles across pages */
/* Design Tokens (fallbacks in case variables.css is absent) */
:root {
  --max-w: 1200px;
  --container-px: 20px;
  --radius: 14px;
  --radius-sm: 10px;
  --radius-lg: 18px;
  --shadow-sm: 0 4px 14px rgba(0,0,0,.06);
  --shadow-md: 0 10px 30px rgba(0,0,0,.08);
  --shadow-lg: 0 20px 60px rgba(0,0,0,.12);
  --primary: var(--primary, #2563eb);
  --primary-600: var(--primary-dark, #1d4ed8);
  --primary-700: var(--primary-darker, #1e40af);
  --bg: var(--bg-primary, #ffffff);
  --panel: var(--bg-secondary, #f8fafc);
  --card: var(--bg-primary, #ffffff);
  --muted: var(--text-muted, #9ca3af);
  --text: var(--text-primary, #374151);
  --text-strong: var(--text-primary, #111827);
  --accent: var(--accent, #22d3ee);
  --success: var(--success, #10b981);
  --warn: var(--warning, #f59e0b);
  --danger: var(--danger, #ef4444);
  --gradient-1: radial-gradient(1200px 600px at 10% -20%, rgba(37,99,235,.15), transparent),
                 radial-gradient(900px 500px at 90% 0%, rgba(34,211,238,.12), transparent),
                 linear-gradient(180deg, rgba(248,250,252,1) 0%, rgba(241,245,249,.95) 100%);
}

/* Global layout helpers */
.container { max-width: var(--max-w); margin-inline: auto; padding-inline: var(--container-px); }
.section { position: relative; padding: 96px 0; }
.section.is-tight { padding-block: 72px; }
.section.is-spacious { padding-block: 128px; }
.section .section-header { margin-bottom: 36px; text-align: center; }
.section .eyebrow { display: inline-block; font-weight: 700; letter-spacing: .08em; font-size: .8rem; color: var(--accent); text-transform: uppercase; background: rgba(34,211,238,.12); padding: 6px 10px; border-radius: 999px; }
.section h2 { margin: 14px 0 10px; font-size: clamp(1.6rem, 1.4rem + 1.2vw, 2.2rem); color: var(--text-strong); }
.section p.lead { max-width: 760px; margin: 10px auto 0; color: var(--muted); font-size: clamp(1rem, .96rem + .3vw, 1.15rem); line-height: 1.8; }

/* Hero variants */
.hero, .hero-minimal { position: relative; padding: 140px 0 120px; background: var(--gradient-1); overflow: hidden; }
.hero::before, .hero-minimal::before { content: ""; position: absolute; inset: -20%; background: radial-gradient(800px 400px at 70% 10%, rgba(34,197,94,.08), transparent), radial-gradient(600px 500px at 30% -10%, rgba(99,102,241,.08), transparent); filter: blur(40px); pointer-events: none; }
.hero .container, .hero-minimal .container { display: grid; grid-template-columns: 1.1fr .9fr; gap: 48px; align-items: center; }
.hero h1, .hero-minimal h1 { font-size: clamp(2rem, 1.6rem + 2.4vw, 3.2rem); line-height: 1.15; letter-spacing: -.02em; color: var(--text-primary); margin-bottom: 14px; }
.hero p, .hero-minimal p { color: var(--text-muted); font-size: clamp(1rem, .95rem + .4vw, 1.2rem); line-height: 1.8; margin-bottom: 26px; }
.hero .actions, .hero-minimal .actions { display: flex; gap: 14px; flex-wrap: wrap; }
.btn, .header-cta { display: inline-flex; align-items: center; justify-content: center; gap: 10px; height: 44px; padding: 0 18px; border-radius: 10px; font-weight: 700; border: 1px solid transparent; text-decoration: none; cursor: pointer; transition: transform .15s ease, box-shadow .25s ease, background .25s ease; }
.btn-primary { background: var(--primary); color: var(--text-white); box-shadow: var(--shadow-lg); }
.btn-primary:hover { background: var(--primary-dark); transform: translateY(-1px); }
.btn-ghost { background: var(--glass-bg); color: var(--text-white); border-color: var(--glass-border); }
.btn-ghost:hover { background: var(--glass-bg-hover); }
.hero .media, .hero-minimal .media { position: relative; border-radius: var(--radius-lg); background: linear-gradient(180deg, rgba(255,255,255,.06), rgba(255,255,255,.02)); border: 1px solid rgba(255,255,255,.08); box-shadow: var(--shadow-lg); overflow: hidden; min-height: 280px; }
.hero .media::after, .hero-minimal .media::after { content: ""; position: absolute; inset: 0; background: radial-gradient(700px 200px at 30% 0%, rgba(255,255,255,.06), transparent); pointer-events: none; }

/* Stats */
.stats { background: linear-gradient(180deg, rgba(248,250,252,1) 0%, rgba(241,245,249,1) 100%); }
.stats .grid { display: grid; grid-template-columns: repeat(4, minmax(0,1fr)); gap: 18px; }
.stat-card { background: rgba(255,255,255,.8); border: 1px solid rgba(229,231,235,.5); border-radius: var(--radius); padding: 22px; color: var(--text); text-align: center; box-shadow: var(--shadow-sm); }
.stat-card .num { font-size: clamp(1.6rem, 1.3rem + 1.2vw, 2.2rem); font-weight: 800; color: var(--text-primary); }
.stat-card .label { color: var(--muted); margin-top: 6px; font-size: .95rem; }

/* Feature grids */
.features, .ai-features, .use-cases, .content-section, .section.use-cases, .section#features { background: linear-gradient(180deg, rgba(248,250,252,.95) 0%, rgba(255,255,255,1) 100%); }
.features .grid, .ai-features .grid, .use-cases .grid, .content-section .grid, .section#features .grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 24px; }
.card { position: relative; background: transparent; border: none; border-radius: 0; padding: 22px; transition: transform .2s ease, box-shadow .2s ease, background .2s ease; }
.card:hover { background: transparent; }
.card .icon { width: 42px; height: 42px; display: grid; place-items: center; border-radius: 10px; background: rgba(37,99,235,.12); color: #93c5fd; margin-bottom: 14px; }
.card h3 { color: var(--text-strong); font-size: 1.15rem; margin: 8px 0; }
.card p { color: var(--muted); line-height: 1.75; }
.card .tags { margin-top: 12px; display: flex; flex-wrap: wrap; gap: 8px; }
.card .tag { font-size: .78rem; padding: 6px 10px; border-radius: 999px; background: rgba(255,255,255,.06); color: #cbd5e1; border: 1px solid rgba(255,255,255,.08); }

/* CTA sections */
.cta, .cta-section { background: radial-gradient(800px 400px at 20% 20%, rgba(37,99,235,.12), transparent), linear-gradient(180deg, rgba(248,250,252,1) 0%, rgba(241,245,249,.95) 100%); text-align: center; }
.cta .inner, .cta-section .inner { border: none; border-radius: 0; background: transparent; padding: 40px 26px; }
.cta h2 { color: var(--text-primary); margin-bottom: 12px; font-size: clamp(1.6rem, 1.2rem + 1.8vw, 2.4rem); }
.cta p { color: var(--text-muted); margin-bottom: 20px; }

/* Testimonials (where present) */
.testimonials { background: linear-gradient(180deg, rgba(248,250,252,1) 0%, rgba(255,255,255,1) 100%); }
.testimonials .grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 22px; }
.testimonial { background: rgba(255,255,255,.9); border: 1px solid rgba(229,231,235,.4); border-radius: var(--radius); padding: 22px; box-shadow: var(--shadow-sm); }
.testimonial .author { display: flex; align-items: center; gap: 12px; margin-top: 12px; color: var(--text); }
.testimonial .author .role { color: var(--muted); font-size: .9rem; }

/* Partners / logo clouds */
.partners-minimal { background: transparent; }
.partners-minimal .logos { display: grid; grid-template-columns: repeat(6, minmax(0,1fr)); align-items: center; gap: 18px; opacity: .9; filter: saturate(.9); }
.partners-minimal .logos img { width: 100%; height: 42px; object-fit: contain; filter: grayscale(100%); opacity: .85; transition: opacity .2s ease, filter .2s ease; }
.partners-minimal .logos img:hover { opacity: 1; filter: grayscale(0%); }

/* Belief section (index) */
.belief-section { background: transparent; }
.belief-section .grid { display: grid; grid-template-columns: repeat(3, minmax(0,1fr)); gap: 24px; }

/* Footer blocks present in a few pages */
.footer-newsletter { background: transparent; }
.footer-company .container, .footer-newsletter .container { display: grid; gap: 22px; }
.newsletter-form { display: grid; grid-template-columns: 1fr auto; gap: 12px; }
.newsletter-form input[type="email"] { height: 44px; border-radius: 10px; background: rgba(255,255,255,.9); border: 1px solid rgba(229,231,235,.5); color: #374151; padding: 0 14px; }

/* Media queries */
@media (max-width: 1024px) {
  .hero .container, .hero-minimal .container { grid-template-columns: 1fr; }
  .partners-minimal .logos { grid-template-columns: repeat(4, minmax(0,1fr)); }
  .belief-section .grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
}
@media (max-width: 768px) {
  .section { padding: 72px 0; }
  .stats .grid { grid-template-columns: repeat(2, minmax(0,1fr)); }
  .features .grid, .ai-features .grid, .use-cases .grid, .content-section .grid, .section#features .grid, .testimonials .grid { grid-template-columns: 1fr; }
  .partners-minimal .logos { grid-template-columns: repeat(3, minmax(0,1fr)); }
}

/* Subtle reveal animation */
.reveal { opacity: 0; transform: translateY(12px); animation: reveal .6s ease forwards; }
@keyframes reveal { to { opacity: 1; transform: translateY(0); } }