/* PROAKTIV — Premium Clinic CSS */
/* Brand: Dark Green #0B4833, Cream #FFFEF3, Gold #C9A84C, Brown #85633A */

:root {
  --green: #0B4833;
  --green-light: #0d5a42;
  --cream: #FFFEF3;
  --gold: #C9A84C;
  --gold-light: #d4b565;
  --brown: #85633A;
  --text: #2c2c2c;
  --text-light: #5a5a5a;
  --white: #ffffff;
  --shadow: 0 2px 16px rgba(11,72,51,0.06);
  --shadow-lg: 0 8px 40px rgba(11,72,51,0.10);
  --shadow-card: 0 1px 3px rgba(0,0,0,0.04), 0 6px 24px rgba(11,72,51,0.06);
  --radius: 8px;
  --radius-lg: 16px;
  --transition: 0.3s cubic-bezier(0.4,0,0.2,1);
  --max-width: 1140px;
  --font: 'Inter', system-ui, -apple-system, sans-serif;
  --font-display: 'Marcellus', Georgia, serif;
}

*,*::before,*::after { margin:0; padding:0; box-sizing:border-box; }

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

body {
  font-family: var(--font);
  color: var(--text);
  background: var(--cream);
  line-height: 1.75;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

img { max-width:100%; height:auto; display:block; }
a { color: var(--green); text-decoration:none; transition: var(--transition); }
a:hover { color: var(--gold); }

.container { max-width: var(--max-width); margin:0 auto; padding:0 2rem; }

/* ========== TYPOGRAPHY ========== */
h1,h2,h3,h4 { font-family: var(--font-display); color: var(--green); line-height: 1.15; font-weight: 400; }
h1 { font-size: clamp(2.25rem, 5vw, 3.75rem); letter-spacing: -0.02em; }
h2 { font-size: clamp(1.75rem, 3.5vw, 2.75rem); letter-spacing: -0.01em; }
h3 { font-size: clamp(1.25rem, 2.5vw, 1.5rem); }
p { margin-bottom: 1rem; color: var(--text-light); }
.accent { color: var(--gold); }
.text-green { color: var(--green); }

/* ========== BUTTONS ========== */
.btn {
  display: inline-flex; align-items: center; justify-content: center; gap:0.5rem;
  padding: 0.9rem 2.25rem; border-radius: 50px;
  font-weight: 500; font-size: 0.95rem;
  letter-spacing: 0.01em;
  cursor: pointer; border: none;
  transition: var(--transition);
  text-decoration: none;
  white-space: nowrap;
}
.btn-primary {
  background: var(--gold); color: var(--white);
  font-weight: 600;
}
.btn-primary:hover {
  background: var(--gold-light); color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(201,168,76,0.35);
}
.btn-outline {
  background: transparent; color: var(--white);
  border: 1.5px solid rgba(255,255,255,0.5);
  font-weight: 400;
}
.btn-outline:hover {
  background: rgba(255,255,255,0.1); color: var(--white);
  border-color: var(--white);
}
.btn-green {
  background: var(--green); color: var(--white);
}
.btn-green:hover {
  background: var(--green-light); color: var(--white);
  transform: translateY(-1px);
  box-shadow: 0 6px 20px rgba(11,72,51,0.25);
}

/* ========== HEADER ========== */
.header {
  position: fixed; top:0; left:0; right:0; z-index:100;
  background: rgba(11,72,51,0.97);
  backdrop-filter: blur(24px);
  -webkit-backdrop-filter: blur(24px);
  transition: var(--transition);
}
.header-inner {
  display: flex; align-items: center; justify-content: space-between;
  padding: 1.1rem 0;
}
.logo img { height: 26px; width:auto; }
.nav { display:flex; align-items:center; gap:2.5rem; }
.nav a {
  color: rgba(255,255,255,0.75); font-size:0.9rem; font-weight:400;
  letter-spacing: 0.02em;
  transition: var(--transition);
}
.nav a:hover { color: var(--white); }
.nav .btn { padding: 0.55rem 1.5rem; font-size:0.85rem; }
.nav-toggle { display:none; background:none; border:none; cursor:pointer; padding:0.5rem; }
.nav-toggle span { display:block; width:22px; height:1.5px; background:var(--white); margin:5px 0; transition: var(--transition); }

/* ========== HERO ========== */
.hero {
  position: relative;
  min-height: 92vh;
  display: flex; align-items: center;
  background: var(--green);
  color: var(--white);
  overflow: hidden;
  padding-top: 80px;
}
.hero::after {
  content:'';
  position:absolute; top:0; left:0; right:0; bottom:0;
  background: linear-gradient(135deg, rgba(11,72,51,0.92) 0%, rgba(11,72,51,0.55) 100%);
  z-index: 1;
}
.hero-bg {
  position:absolute; top:0; right:0; bottom:0;
  width:55%; object-fit:cover; opacity:0.5;
}
.hero-content {
  position: relative; z-index:2;
  max-width: 620px;
  padding: 5rem 0 8rem;
}
.hero-tag {
  display:inline-block;
  font-size:0.75rem; font-weight:500; letter-spacing:0.18em; text-transform:uppercase;
  color: var(--gold);
  margin-bottom:2rem;
}
.hero h1 {
  color: var(--white);
  margin-bottom: 1.75rem;
}
.hero p {
  color: rgba(255,255,255,0.8);
  font-size: 1.1rem;
  margin-bottom: 2.5rem;
  max-width: 500px;
  line-height: 1.8;
  font-weight: 300;
}
.hero-actions { display:flex; gap:1rem; flex-wrap:wrap; }

/* ========== SECTIONS ========== */
.section {
  padding: 7rem 0;
}
.section-header {
  text-align:center;
  max-width: 640px;
  margin: 0 auto 4.5rem;
}
.section-header p {
  font-size: 1.05rem;
  margin-top: 1.25rem;
  line-height: 1.8;
}
.section-tag {
  display: inline-block;
  font-size: 0.72rem; font-weight: 600;
  letter-spacing: 0.2em; text-transform: uppercase;
  color: var(--green);
  margin-bottom: 1rem;
  opacity: 0.7;
}

/* ========== 3-STEP PROCESS ========== */
.steps {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.step {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 3rem 2.25rem;
  box-shadow: var(--shadow-card);
  transition: var(--transition);
  position: relative;
  overflow:hidden;
}
.step:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.step-number {
  display:flex; align-items:center; justify-content:center;
  width:44px; height:44px;
  background: var(--gold);
  color: var(--white);
  border-radius:50%;
  font-weight:700; font-size:1.1rem;
  margin-bottom:1.75rem;
}
.step h3 { margin-bottom:1.25rem; }
.step p { font-size:0.92rem; line-height:1.85; color: var(--text-light); }

/* ========== USP CARDS ========== */
.usp-grid {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 2rem;
}
.usp-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 3rem 2.25rem;
  box-shadow: var(--shadow-card);
  border-top: 3px solid var(--gold);
  transition: var(--transition);
  display: flex;
  flex-direction: column;
}
.usp-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.usp-card h3 { margin-bottom:1rem; font-size:1.2rem; }
.usp-card p { font-size:0.92rem; margin-bottom:1.5rem; line-height:1.85; color: var(--text-light); }
.usp-card .btn { margin-top:auto; align-self:flex-start; font-size:0.88rem; padding:0.75rem 1.75rem; }

/* ========== FAQ ========== */
.faq-list { max-width:720px; margin:0 auto; }
.faq-item {
  border-bottom: 1px solid rgba(11,72,51,0.08);
}
.faq-question {
  width:100%;
  display:flex; align-items:center; justify-content:space-between;
  padding: 1.5rem 0;
  background:none; border:none; cursor:pointer;
  font-size:1rem; font-weight:500; color:var(--green);
  text-align:left; font-family: var(--font);
  transition: var(--transition);
}
.faq-question:hover { color: var(--green-light); }
.faq-icon {
  width:20px; height:20px; flex-shrink:0;
  transition: var(--transition);
  opacity: 0.5;
}
.faq-item.open .faq-icon { transform: rotate(45deg); opacity:1; }
.faq-answer {
  max-height:0; overflow:hidden;
  transition: max-height 0.4s ease;
}
.faq-answer-inner {
  padding: 0 0 1.5rem;
  color: var(--text-light);
  line-height: 1.85;
  font-size: 0.95rem;
}

/* ========== PRICING ========== */
.pricing-grid {
  display: grid;
  grid-template-columns: repeat(4, 1fr);
  gap: 1.5rem;
  align-items: stretch;
}
.price-card {
  background: var(--white);
  border-radius: var(--radius-lg);
  padding: 2.75rem 1.75rem 2.25rem;
  box-shadow: var(--shadow-card);
  text-align:center;
  transition: var(--transition);
  position:relative;
  display: flex;
  flex-direction: column;
}
.price-card .btn {
  margin-top: auto;
  width: 100%;
  justify-content: center;
  padding: 0.85rem 1.5rem;
  font-size: 0.88rem;
}
.price-card.featured {
  border: 2px solid var(--gold);
  transform: scale(1.03);
}
.price-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-lg);
}
.price-card.featured:hover { transform: scale(1.03) translateY(-3px); }
.price-label {
  font-size:0.7rem; font-weight:600;
  text-transform:uppercase; letter-spacing:0.15em;
  color: var(--green); margin-bottom:0.75rem;
  opacity: 0.7;
}
.price-card h3 { margin-bottom:0.75rem; font-size:1.15rem; }
.price-amount {
  font-size:2.25rem; font-weight:400; color:var(--green);
  font-family: var(--font-display);
  margin: 1.25rem 0 0.25rem;
  letter-spacing: -0.02em;
}
.price-period { font-size:0.8rem; color:var(--text-light); margin-bottom:1.75rem; opacity:0.7; }
.price-card p { font-size:0.88rem; margin-bottom:1.5rem; text-align:left; line-height:1.75; }
.price-card .qualifier {
  font-size:0.78rem; font-weight:500; color:var(--green);
  margin-bottom:1.75rem; text-align:center;
}

/* ========== CTA BANNER ========== */
.cta-banner {
  background: var(--green);
  color: var(--white);
  padding: 6rem 0;
  text-align:center;
}
.cta-banner h2 { color: var(--white); margin-bottom:1.25rem; }
.cta-banner p { color: rgba(255,255,255,0.75); font-size:1.05rem; max-width:480px; margin:0 auto 2.5rem; line-height:1.8; font-weight:300; }

/* ========== FOOTER ========== */
.footer {
  background: var(--cream);
  color: var(--brown);
  padding: 4.5rem 0 2rem;
  border-top: 1px solid rgba(133,99,58,0.12);
}
.footer-grid {
  display:grid;
  grid-template-columns: 2fr 1fr 1fr 1fr;
  gap:3rem;
  margin-bottom:3rem;
}
.footer-brand img { height:22px; margin-bottom:1rem; }
.footer-brand p { font-size:0.88rem; max-width:280px; color: var(--brown); line-height:1.7; }
.footer h4 {
  color: var(--green); font-family: var(--font);
  font-size:0.72rem; font-weight:600;
  text-transform:uppercase; letter-spacing:0.15em;
  margin-bottom:1.25rem;
}
.footer a { color: var(--brown); font-size:0.88rem; }
.footer a:hover { color: var(--green); }
.footer ul { list-style:none; }
.footer li { margin-bottom:0.6rem; }
.footer p { color: var(--brown); }
.footer strong { color: var(--green); font-weight:500; }
.footer-bottom {
  border-top: 1px solid rgba(133,99,58,0.12);
  padding-top:2rem;
  display:flex; justify-content:space-between; align-items:center;
  font-size:0.82rem;
  color: var(--brown);
}

/* ========== RESPONSIVE ========== */
@media (max-width: 768px) {
  .nav { display:none; position:fixed; top:0; left:0; right:0; bottom:0; background:var(--green); flex-direction:column; justify-content:center; gap:2rem; z-index:200; }
  .nav.open { display:flex; }
  .nav a { font-size:1.25rem; }
  .nav-toggle { display:block; z-index:300; }

  .hero { min-height:80vh; }
  .hero-bg { width:100%; opacity:0.25; }
  .hero-content { padding: 3rem 0 4rem; }

  .steps, .usp-grid { grid-template-columns: 1fr; }
  .pricing-grid { grid-template-columns: 1fr 1fr; }
  .footer-grid { grid-template-columns: 1fr 1fr; }
  .footer-bottom { flex-direction:column; gap:1rem; text-align:center; }

  .price-card.featured { transform: none; }
  .price-card.featured:hover { transform: translateY(-3px); }

  .section { padding: 5rem 0; }
}

@media (max-width: 480px) {
  .hero-actions { flex-direction:column; }
  .pricing-grid { grid-template-columns: 1fr; }
  .footer-grid { grid-template-columns: 1fr; }
}

/* ========== ANIMATIONS ========== */
@keyframes fadeUp {
  from { opacity:0; transform:translateY(24px); }
  to { opacity:1; transform:translateY(0); }
}
.animate { opacity:0; }
.animate.visible {
  animation: fadeUp 0.7s ease forwards;
}