/* Landing Page Styles */

html { scroll-behavior: smooth; }
a:hover { text-decoration: none; }
html {
  font-size: 16px;
}

/* ── NAV ── */
.nav{
  position:fixed;top:0;left:0;right:0;height:var(--nav-h);z-index:100;
  display:flex;align-items:center;padding:0 5%;
  transition:all .3s;
}
.nav.scrolled{
  background:rgba(17,17,19,.85);
  backdrop-filter:blur(14px);-webkit-backdrop-filter:blur(14px);
  border-bottom:1px solid var(--border);
}
[data-theme="light"] .nav.scrolled{background:rgba(244,244,245,.88)}

.nav-logo{display:flex;align-items:center;gap:11px;font-weight:800;font-size:1.15rem;letter-spacing:-.5px}
.nav-logo-mark{
  width:38px;height:38px;border-radius:var(--radius);flex-shrink:0;
  background:var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-size:1rem;font-weight:900;color:#111113;
  letter-spacing:-.5px;
}

.nav-links{display:flex;align-items:center;gap:28px;margin-left:48px}
.nav-links a{font-size:.85rem;font-weight:500;color:var(--text-2);transition:.15s}
.nav-links a:hover{color:var(--text)}

.nav-right{margin-left:auto;display:flex;align-items:center;gap:10px}
.nav-theme{
  width:34px;height:34px;border-radius:var(--radius-sm);
  background:var(--bg-elevated);border:1px solid var(--border);
  cursor:pointer;display:flex;align-items:center;justify-content:center;font-size:.9rem;
  transition:.15s;color:var(--text-2);
}
.nav-theme:hover{background:var(--bg-hover)}

.nav-login{
  padding:8px 16px;border-radius:var(--radius-sm);
  font-size:.83rem;font-weight:600;
  background:transparent;border:1px solid var(--border-strong);
  color:var(--text);cursor:pointer;transition:.15s;
}
.nav-login:hover{background:var(--bg-hover)}

.nav-cta{
  padding:9px 18px;border-radius:var(--radius-sm);
  font-size:.83rem;font-weight:700;
  background:var(--accent);color:#111113;border:none;cursor:pointer;
  transition:.15s;
}
.nav-cta:hover{background:var(--accent-hover)}

/* HERO */
.hero{
  min-height:100vh;
  display:flex;
  align-items:center;
  padding:calc(var(--nav-h) + 40px) 6% 60px;
  position:relative;
  overflow:hidden;

  background:
    linear-gradient(
      rgba(17,17,19,.75),
      rgba(17,17,19,.75)
    ),
    url("../img/doc.0baf8d727020.jpg");

  background-size:cover;
  background-position:center;
  background-repeat:no-repeat;
}
.hero-dots{
  position:absolute;inset:0;z-index:0;
  background-image:radial-gradient(circle, var(--border-strong) 1.2px, transparent 1.2px);
  background-size:30px 30px;
  opacity:.6;
  mask-image:radial-gradient(ellipse 75% 70% at 50% 35%, black 35%, transparent 85%);
  -webkit-mask-image:radial-gradient(ellipse 75% 70% at 50% 35%, black 35%, transparent 85%);
}
.hero-glow{
  position:absolute;inset:0;z-index:0;
  background:radial-gradient(ellipse 60% 50% at 70% 25%, var(--accent-dim) 0%, transparent 65%);
  opacity:.5;
}
.hero-content{position:relative;z-index:1;max-width:780px}

.hero-badge{
  display:inline-flex;align-items:center;gap:10px;
  padding:5px 6px 5px 4px;border-radius:var(--radius-lg);
  background:var(--bg-elevated);border:1px solid var(--border-strong);
  font-size:.8rem;font-weight:500;color:var(--text-2);
  margin-bottom:28px;
}
.hero-badge-tag{
  background:var(--accent);color:#111113;
  font-size:.64rem;font-weight:800;letter-spacing:.07em;
  padding:4px 10px;border-radius:var(--radius);text-transform:uppercase;
}
.hero-badge-arrow{margin-left:2px;margin-right:6px;color:var(--text-muted);transition:transform .15s}
.hero-badge:hover .hero-badge-arrow{transform:translateX(3px);color:var(--accent)}

.hero-title{
  font-size:clamp(2.6rem,6.5vw,5.25rem);
  font-weight:800;line-height:1.05;
  letter-spacing:-2px;margin-bottom:22px;
  color:var(--text);
}
.hero-title .grad{
  background:linear-gradient(100deg,var(--accent) 0%,var(--accent-hover) 50%,var(--teal) 100%);
  -webkit-background-clip:text;background-clip:text;color:transparent;
}
.hero-subtitle{
  font-size:clamp(.95rem,1.4vw,1.15rem);color:var(--text-2);line-height:1.7;
  max-width:540px;margin-bottom:38px;font-weight:400;
}
.hero-actions{display:flex;align-items:center;gap:12px;flex-wrap:wrap}
.btn-hero-primary{
  padding:14px 28px;border-radius:var(--radius);
  font-size:.92rem;font-weight:700;
  background:var(--accent);color:#111113;border:none;cursor:pointer;
  transition:all .2s;
  display:inline-flex;align-items:center;gap:8px;
}
.btn-hero-primary:hover{background:var(--accent-hover);transform:translateY(-2px)}
.btn-hero-secondary{
  padding:13px 24px;border-radius:var(--radius);
  font-size:.88rem;font-weight:600;
  background:var(--bg-elevated);color:var(--text);
  border:1px solid var(--border-strong);cursor:pointer;
  transition:.2s;display:inline-flex;align-items:center;gap:8px;
}
.btn-hero-secondary:hover{background:var(--bg-hover);transform:translateY(-2px)}
.hero-trust{
  margin-top:44px;display:flex;align-items:center;gap:16px;
  font-size:.78rem;color:var(--text-muted);font-weight:500;flex-wrap:wrap;
}
.hero-trust-divider{width:1px;height:14px;background:var(--border)}

/* Floating notification card (SIWES-style) */
.hero-float-card{
  position:absolute;top:20%;right:6%;
  width:260px;z-index:1;
  background:var(--bg-surface);border:1px solid var(--border-strong);
  border-radius:var(--radius-lg);padding:16px;
  box-shadow:var(--shadow-lg);
  animation:floatCard 6s ease-in-out infinite;
}
@keyframes floatCard{0%,100%{transform:translateY(0)}50%{transform:translateY(-12px)}}
@media(max-width:1024px){.hero-float-card{display:none}}
.hfc-top{display:flex;align-items:flex-start;gap:10px;margin-bottom:10px}
.hfc-dot{width:8px;height:8px;border-radius:50%;background:var(--teal);margin-top:4px;flex-shrink:0;box-shadow:0 0 0 3px var(--teal-dim)}
.hfc-title{font-size:.85rem;font-weight:700;color:var(--text);line-height:1.3}
.hfc-sub{font-size:.72rem;color:var(--text-muted);margin-top:2px}
.hfc-time{font-size:.7rem;color:var(--text-muted);margin-bottom:10px}
.hfc-bar{height:5px;border-radius:99px;background:var(--bg-active);overflow:hidden;margin-bottom:8px}
.hfc-bar-fill{height:100%;border-radius:99px;background:linear-gradient(90deg,var(--accent),var(--teal))}
.hfc-foot{display:flex;justify-content:space-between;font-size:.72rem;color:var(--text-muted)}
.hfc-pct{font-family:var(--font-mono);font-weight:700;color:var(--teal)}

/* ── SECTION ── */
.section{padding:80px 6%}
.section-center{text-align:center;max-width:620px;margin:0 auto 52px}
.section-eyebrow{
  font-size:.72rem;font-weight:700;letter-spacing:.08em;text-transform:uppercase;
  color:var(--accent);margin-bottom:12px;
}
.section-title{
  font-size:clamp(1.8rem,3.2vw,2.6rem);
  font-weight:800;line-height:1.2;color:var(--text);
  letter-spacing:-1px;margin-bottom:14px;
}
.section-subtitle{font-size:.95rem;color:var(--text-2);line-height:1.7}

/* ── FEATURES ── */
.features-grid{
  display:grid;grid-template-columns:repeat(3,1fr);gap:1px;
  background:var(--border);border:1px solid var(--border);
  border-radius:var(--radius-lg);overflow:hidden;
}
.feature-card{
  background:var(--bg-surface);padding:28px;
  transition:.2s;cursor:default;
}
.feature-card:hover{background:var(--bg-elevated)}
.feature-icon{
  width:42px;height:42px;border-radius:var(--radius);
  display:flex;align-items:center;justify-content:center;
  font-size:1.15rem;margin-bottom:16px;
}
.feature-icon.accent{background:var(--accent-dim)}
.feature-icon.teal{background:var(--teal-dim)}
.feature-icon.amber{background:var(--amber-dim)}
.feature-icon.blue{background:var(--blue-dim)}
.feature-icon.purple{background:var(--purple-dim)}
.feature-icon.green{background:var(--green-dim)}
.feature-title{font-size:.95rem;font-weight:700;color:var(--text);margin-bottom:8px;letter-spacing:-.1px}
.feature-desc{font-size:.84rem;color:var(--text-2);line-height:1.65}

/* ── STATS STRIP ── */
.stats-strip{
  background:var(--bg-elevated);
  border-top:1px solid var(--border);border-bottom:1px solid var(--border);
  padding:48px 6%;
  display:grid;grid-template-columns:repeat(4,1fr);gap:32px;
}
.stat-item{text-align:center}
.stat-number{
  font-family:var(--font-mono);
  font-size:2.4rem;font-weight:700;color:var(--accent);
  letter-spacing:-1px;line-height:1;margin-bottom:6px;
}
.stat-desc{font-size:.8rem;color:var(--text-muted);font-weight:500}

/* ── AI SECTION ── */
.ai-section{padding:80px 6%;background:var(--bg-surface)}
.ai-inner{
  max-width:1100px;margin:0 auto;
  display:grid;grid-template-columns:1fr 1fr;gap:60px;align-items:center;
}
.ai-visual{
  background:var(--bg);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:20px;
  box-shadow:var(--shadow);
}
.ai-note-area{
  background:var(--bg-elevated);border:1px solid var(--border);
  border-radius:var(--radius);padding:12px;margin-bottom:12px;
  font-size:.82rem;color:var(--text-2);line-height:1.6;
  min-height:78px;
}
.ai-btn{
  display:inline-flex;align-items:center;gap:7px;
  padding:7px 14px;border-radius:var(--radius-sm);
  background:var(--accent-dim);color:var(--accent);
  border:1px solid rgba(59,130,246,.3);font-size:.78rem;font-weight:700;
  cursor:pointer;transition:.15s;margin-bottom:14px;
}
.ai-suggestion{border:1px solid var(--border);border-radius:var(--radius);overflow:hidden}
.ai-suggestion-header{
  padding:8px 12px;background:var(--accent-dim);
  font-size:.67rem;font-weight:700;letter-spacing:.05em;text-transform:uppercase;
  color:var(--accent);
}
.ai-chips{padding:10px 12px;display:flex;flex-wrap:wrap;gap:6px}
.ai-chip{
  padding:4px 10px;border-radius:99px;
  background:var(--bg-elevated);border:1px solid var(--border);
  font-size:.72rem;font-weight:600;color:var(--text-2);
  cursor:pointer;transition:.15s;
}
.ai-chip:hover{border-color:var(--teal);color:var(--teal);background:var(--teal-dim)}

/* ── ROLES ── */
.roles-grid{
  display:grid;grid-template-columns:repeat(4,1fr);gap:12px;
  max-width:1100px;margin:0 auto;
}
.role-card{
  background:var(--bg-surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:22px 18px;
  text-align:center;transition:.2s;cursor:default;
}
.role-card:hover{transform:translateY(-3px);border-color:var(--border-strong)}
.role-emoji{font-size:1.7rem;margin-bottom:10px}
.role-name{font-size:.88rem;font-weight:700;color:var(--text);margin-bottom:5px}
.role-desc{font-size:.76rem;color:var(--text-2);line-height:1.55}

/* ── TESTIMONIALS ── */
.testimonials{display:grid;grid-template-columns:repeat(3,1fr);gap:16px;max-width:1100px;margin:0 auto}
.testimonial{
  background:var(--bg-surface);border:1px solid var(--border);
  border-radius:var(--radius-lg);padding:24px;transition:.2s;
}
.testimonial:hover{border-color:var(--border-strong);transform:translateY(-2px)}
.testimonial-stars{color:var(--amber);font-size:.9rem;margin-bottom:12px;letter-spacing:2px}
.testimonial-text{
  font-size:.87rem;color:var(--text-2);line-height:1.7;
  font-style:italic;margin-bottom:18px;
}
.testimonial-author{display:flex;align-items:center;gap:10px}
.testimonial-av{
  width:34px;height:34px;border-radius:50%;
  background:var(--accent);
  display:flex;align-items:center;justify-content:center;
  font-size:.82rem;font-weight:700;color:#111113;flex-shrink:0;
}
.testimonial-name{font-size:.82rem;font-weight:700;color:var(--text)}
.testimonial-role{font-size:.72rem;color:var(--text-muted)}

/* ── CTA SECTION ── */
.cta-section{
  margin:0 6% 80px;
  background:var(--bg-elevated);border:1px solid var(--border-strong);
  border-radius:var(--radius-lg);padding:70px 50px;
  text-align:center;position:relative;overflow:hidden;
}
.cta-section::before{
  content:'';position:absolute;inset:0;
  background:radial-gradient(ellipse 70% 70% at 50% 50%, var(--accent-dim) 0%, transparent 70%);
}
.cta-section * {position:relative;z-index:1}
.cta-title{
  font-size:clamp(1.8rem,3.2vw,2.6rem);font-weight:800;
  color:var(--text);margin-bottom:14px;letter-spacing:-1px;
}
.cta-sub{font-size:.95rem;color:var(--text-2);margin-bottom:32px}
.cta-actions{display:flex;align-items:center;justify-content:center;gap:12px;flex-wrap:wrap}

/* ── FOOTER ── */
footer{
  border-top:1px solid var(--border);
  padding:32px 6%;
  display:flex;align-items:center;justify-content:space-between;
  flex-wrap:wrap;gap:16px;
}
.footer-logo{font-size:.88rem;font-weight:700;color:var(--text-2)}
.footer-links{display:flex;gap:24px}
.footer-links a{font-size:.8rem;color:var(--text-muted);transition:.15s}
.footer-links a:hover{color:var(--text)}
.footer-copy{font-size:.76rem;color:var(--text-muted)}

/* ── ANIMATIONS ── */
.fade-up{opacity:0;transform:translateY(20px);transition:opacity .6s ease,transform .6s ease}
.fade-up.visible{opacity:1;transform:none}

/* ── RESPONSIVE ── */
@media(max-width:900px){
  .features-grid{grid-template-columns:repeat(2,1fr)}
  .stats-strip{grid-template-columns:repeat(2,1fr)}
  .roles-grid{grid-template-columns:repeat(2,1fr)}
  .ai-inner{grid-template-columns:1fr}
  .testimonials{grid-template-columns:1fr}
  .nav-links{display:none}
  .cta-section{padding:46px 28px}
}
@media(max-width:600px){
  .section{padding:54px 6%}
  .features-grid{grid-template-columns:1fr}
  .stats-strip{grid-template-columns:1fr;gap:24px;text-align:left}
  .roles-grid{grid-template-columns:1fr}
  .hero{padding:calc(var(--nav-h) + 30px) 6% 50px;min-height:auto}
  .hero-title{letter-spacing:-1px}
}