/* Micro Design System - Studio Medico Tesoriera (SMT) Torino */
/* Palette A - Tesoriera Humanist (Frozen) */
:root {
  --color-primary: #00442C;          /* Brand Green */
  --color-primary-dark: #173B31;     /* Deep Forest */
  --color-primary-light: #DDE9E2;    /* Sage */
  --color-primary-surface: #f2f7f4;  /* Sage subtle tint */
  
  --color-accent: #9A6845;           /* Vitruvian Bronze (Accent only, 5%) */
  --color-accent-light: #F6F2E9;     /* Warm Ivory */
  --color-accent-border: #e2dacd;    /* Warm Bronze-tinted Border */
  
  --color-bg: #FAF9F6;               /* Warm Neutral Background */
  --color-surface: #FFFFFF;          /* White */
  --color-text: #1D2723;             /* Charcoal */
  --color-text-muted: #65726C;       /* Muted */
  --color-border: #D8E0DB;           /* Border */
  --color-border-light: #E8EDE9;     /* Border Light */
  
  --color-danger: #9E2A2B;
  --color-danger-bg: #FDF3F3;
  --color-danger-border: #F5C2C2;
  --color-ssn: #00442C;
  --color-ssn-bg: #DDE9E2;
  
  --font-serif: "Newsreader", "Playfair Display", Georgia, serif;
  --font-sans: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  
  --shadow-sm: 0 1px 3px rgba(23, 59, 49, 0.05);
  --shadow-md: 0 6px 18px rgba(23, 59, 49, 0.07);
  --shadow-lg: 0 16px 36px rgba(23, 59, 49, 0.09);
  --radius-sm: 6px;
  --radius-md: 10px;
  --radius-lg: 16px;
  --radius-full: 9999px;
  
  --transition-fast: all 0.18s cubic-bezier(0.16, 1, 0.3, 1);
  --transition-normal: all 0.28s cubic-bezier(0.16, 1, 0.3, 1);
}

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

html {
  font-size: 16px;
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-sans);
  background-color: var(--color-bg);
  color: var(--color-text);
  line-height: 1.6;
  font-weight: 400;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

h1, h2, h3, h4, .font-serif {
  font-family: var(--font-serif);
  color: var(--color-primary-dark);
  font-weight: 600;
  line-height: 1.25;
}

h1 { font-size: 2.25rem; letter-spacing: -0.02em; }
h2 { font-size: 1.75rem; letter-spacing: -0.01em; }
h3 { font-size: 1.3rem; }
h4 { font-size: 1.1rem; }

@media (min-width: 768px) {
  h1 { font-size: 2.85rem; }
  h2 { font-size: 2.2rem; }
  h3 { font-size: 1.45rem; }
}

p { margin-bottom: 1rem; }
p:last-child { margin-bottom: 0; }

a {
  color: var(--color-primary);
  text-decoration: none;
  transition: var(--transition-fast);
}
a:hover { color: var(--color-primary-dark); }

.container {
  width: 100%;
  max-width: 1200px;
  margin-left: auto;
  margin-right: auto;
  padding-left: 1.25rem;
  padding-right: 1.25rem;
}

/* TOP BAR */
.top-bar {
  background-color: var(--color-primary-dark);
  color: #ffffff;
  font-size: 0.825rem;
  padding: 0.5rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.08);
}
.top-bar .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  flex-wrap: wrap;
  gap: 0.5rem;
}
.top-bar a { color: #DDE9E2; font-weight: 500; }
.top-bar a:hover { color: #ffffff; text-decoration: underline; }

/* HEADER */
.site-header {
  position: sticky;
  top: 0;
  z-index: 100;
  background-color: rgba(255, 255, 255, 0.97);
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--color-border);
}

.header-main {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 0.95rem 0;
}

.brand-logo {
  display: flex;
  align-items: center;
  gap: 1rem;
  text-decoration: none;
}
.brand-logo img {
  height: 56px;
  width: auto;
  display: block;
  transition: transform 0.25s ease;
}
.brand-logo:hover img {
  transform: scale(1.02);
}
.brand-text {
  display: flex;
  flex-direction: column;
}
.brand-title {
  font-family: var(--font-serif);
  font-size: 1.35rem;
  font-weight: 700;
  color: var(--color-primary-dark);
  line-height: 1.15;
  letter-spacing: -0.01em;
}
.brand-subtitle {
  font-size: 0.775rem;
  color: var(--color-text-muted);
  text-transform: uppercase;
  letter-spacing: 0.07em;
  font-weight: 700;
}

.main-nav { display: none; }
@media (min-width: 960px) {
  .main-nav {
    display: flex;
    align-items: center;
    gap: 1.65rem;
  }
}
.nav-link {
  font-size: 0.95rem;
  font-weight: 500;
  color: var(--color-text);
  padding: 0.5rem 0.2rem;
  position: relative;
}
.nav-link::after {
  content: "";
  position: absolute;
  bottom: 0;
  left: 0;
  width: 0;
  height: 2px;
  background-color: var(--color-primary);
  transition: width 0.25s ease;
}
.nav-link:hover::after, .nav-link.active::after {
  width: 100%;
}
.nav-link:hover, .nav-link.active {
  color: var(--color-primary);
}

.mobile-menu-btn {
  display: flex;
  align-items: center;
  justify-content: center;
  background: none;
  border: 1px solid var(--color-border);
  padding: 0.55rem;
  border-radius: var(--radius-sm);
  color: var(--color-text);
  cursor: pointer;
}
@media (min-width: 960px) {
  .mobile-menu-btn { display: none; }
}

.mobile-nav-panel {
  display: none;
  flex-direction: column;
  padding: 1rem 1.25rem 1.5rem;
  border-top: 1px solid var(--color-border);
  background-color: var(--color-surface);
}
.mobile-nav-panel.open { display: flex; }
.mobile-nav-link {
  padding: 0.75rem 0;
  font-weight: 500;
  font-size: 1.05rem;
  border-bottom: 1px solid var(--color-border-light);
  color: var(--color-text);
}
.mobile-nav-link.active {
  color: var(--color-primary);
  font-weight: 600;
}

/* BUTTONS */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  font-family: var(--font-sans);
  font-size: 0.95rem;
  font-weight: 600;
  padding: 0.75rem 1.5rem;
  border-radius: var(--radius-sm);
  cursor: pointer;
  transition: var(--transition-fast);
  border: 1px solid transparent;
  text-decoration: none;
  text-align: center;
}
.btn:hover { transform: translateY(-1px); }
.btn-primary { background-color: var(--color-primary); color: #ffffff; }
.btn-primary:hover { background-color: var(--color-primary-dark); color: #ffffff; box-shadow: var(--shadow-sm); }
.btn-secondary { background-color: var(--color-surface); color: var(--color-primary); border-color: var(--color-border); }
.btn-secondary:hover { background-color: var(--color-primary-surface); border-color: var(--color-primary); color: var(--color-primary-dark); }
.btn-accent { background-color: var(--color-accent); color: #ffffff; }
.btn-accent:hover { background-color: #845738; color: #ffffff; }
.btn-sm { padding: 0.45rem 0.95rem; font-size: 0.85rem; }
.btn-lg { padding: 0.95rem 1.85rem; font-size: 1.05rem; }
.btn-full { width: 100%; }

/* BADGES & ALERTS */
.badge {
  display: inline-flex;
  align-items: center;
  gap: 0.35rem;
  padding: 0.3rem 0.75rem;
  border-radius: var(--radius-full);
  font-size: 0.775rem;
  font-weight: 600;
  letter-spacing: 0.02em;
}
.badge-ssn { background-color: var(--color-ssn-bg); color: var(--color-ssn); border: 1px solid rgba(0, 68, 44, 0.2); }
.badge-accent { background-color: var(--color-accent-light); color: var(--color-accent); border: 1px solid var(--color-accent-border); }

.alert-box {
  padding: 1.15rem 1.35rem;
  border-radius: var(--radius-md);
  border-left: 4px solid;
  margin-bottom: 1.5rem;
  display: flex;
  gap: 0.95rem;
  align-items: flex-start;
}
.alert-urgent {
  background-color: var(--color-danger-bg);
  border-color: var(--color-danger);
  border: 1px solid var(--color-danger-border);
  border-left-width: 4px;
  color: #631a1b;
  font-size: 0.915rem;
  line-height: 1.55;
}
.alert-ssn {
  background-color: var(--color-ssn-bg);
  border-color: var(--color-ssn);
  color: #00442C;
  font-size: 0.925rem;
}

/* SECTIONS */
.section { padding: 3.75rem 0; }
.section-alt { background-color: var(--color-primary-surface); border-top: 1px solid var(--color-border); border-bottom: 1px solid var(--color-border); }
@media (min-width: 768px) { .section { padding: 5rem 0; } }

.section-header { text-align: center; max-width: 720px; margin: 0 auto 3rem; }
.section-eyebrow { font-size: 0.825rem; text-transform: uppercase; letter-spacing: 0.09em; font-weight: 700; color: var(--color-accent); margin-bottom: 0.5rem; }
.section-title { margin-bottom: 1rem; }
.section-description { color: var(--color-text-muted); font-size: 1.05rem; }

/* HERO */
.hero {
  padding: 3.5rem 0 4rem;
  background: linear-gradient(180deg, #ffffff 0%, var(--color-primary-surface) 100%);
  border-bottom: 1px solid var(--color-border);
}
@media (min-width: 768px) { .hero { padding: 4.75rem 0 4.75rem; } }
.hero-grid { display: grid; grid-template-columns: 1fr; gap: 2.5rem; align-items: center; }
@media (min-width: 960px) { .hero-grid { grid-template-columns: 1.15fr 0.85fr; gap: 3.5rem; } }
.hero-content { display: flex; flex-direction: column; gap: 1.35rem; }
.hero-headline { margin-bottom: 0.5rem; }
.hero-lead { font-size: 1.15rem; color: var(--color-text-muted); line-height: 1.68; }
.hero-actions { display: flex; flex-wrap: wrap; gap: 1rem; margin-top: 0.5rem; }

.hero-brand-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  padding: 2rem;
  box-shadow: var(--shadow-md);
  position: relative;
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
}
.hero-logo-display {
  display: flex;
  align-items: center;
  gap: 1.25rem;
  border-bottom: 1px solid var(--color-border);
  padding-bottom: 1.25rem;
}
.hero-logo-img {
  height: 72px;
  width: auto;
  display: block;
}

/* VITRUVIAN SECTION */
.vitruvian-section {
  background-color: var(--color-accent-light);
  border-top: 1px solid var(--color-border);
  border-bottom: 1px solid var(--color-border);
  padding: 4.25rem 0;
}
.vitruvian-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.25rem;
  align-items: center;
}
@media (min-width: 860px) {
  .vitruvian-grid {
    grid-template-columns: 0.95fr 1.05fr;
    gap: 3.5rem;
  }
}
.vitruvian-media-wrap {
  background: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-lg);
  overflow: hidden;
  box-shadow: var(--shadow-md);
  display: flex;
  flex-direction: column;
}
.vitruvian-img {
  width: 100%;
  height: auto;
  aspect-ratio: 16 / 9;
  object-fit: cover;
  display: block;
  transition: transform 0.4s ease;
}
.vitruvian-media-wrap:hover .vitruvian-img {
  transform: scale(1.015);
}
.vitruvian-content {
  display: flex;
  flex-direction: column;
}

/* DOCTOR CARDS */
.doctor-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 640px) { .doctor-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .doctor-grid { grid-template-columns: repeat(4, 1fr); } }

.doctor-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  overflow: hidden;
  display: flex;
  flex-direction: column;
  transition: var(--transition-normal);
  box-shadow: var(--shadow-sm);
}
.doctor-card:hover {
  transform: translateY(-4px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary);
}
.doctor-photo-wrap {
  aspect-ratio: 4 / 3;
  background-color: var(--color-primary-surface);
  position: relative;
  overflow: hidden;
  display: flex;
  align-items: center;
  justify-content: center;
}
.doctor-photo-placeholder {
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  color: var(--color-primary-dark);
  text-align: center;
  padding: 1.5rem 1rem;
}
.doctor-photo-placeholder svg { width: 56px; height: 56px; opacity: 0.7; margin-bottom: 0.65rem; }
.doctor-info { padding: 1.25rem; display: flex; flex-direction: column; flex-grow: 1; }
.doctor-name { font-size: 1.2rem; margin-bottom: 0.25rem; }
.doctor-role { font-size: 0.85rem; font-weight: 600; color: var(--color-primary); margin-bottom: 0.75rem; }
.doctor-info-text {
  font-size: 0.875rem;
  color: var(--color-text-muted);
  border-top: 1px solid var(--color-border-light);
  padding-top: 0.75rem;
  margin-top: auto;
  line-height: 1.6;
}
.doctor-info-text strong a { color: var(--color-primary-dark); font-weight: 700; }
.doctor-info-text strong a:hover { color: var(--color-primary); text-decoration: underline; }

/* SERVICES GRID */
.services-grid { display: grid; grid-template-columns: 1fr; gap: 1.5rem; }
@media (min-width: 640px) { .services-grid { grid-template-columns: repeat(2, 1fr); } }
@media (min-width: 1024px) { .services-grid { grid-template-columns: repeat(3, 1fr); } }

.service-card {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.75rem;
  box-shadow: var(--shadow-sm);
  display: flex;
  flex-direction: column;
  gap: 0.75rem;
  transition: var(--transition-normal);
}
.service-card:hover {
  transform: translateY(-3px);
  box-shadow: var(--shadow-md);
  border-color: var(--color-primary-light);
}
.service-icon {
  width: 46px;
  height: 46px;
  border-radius: var(--radius-sm);
  background-color: var(--color-primary-light);
  color: var(--color-primary);
  display: flex;
  align-items: center;
  justify-content: center;
  margin-bottom: 0.5rem;
}
.service-icon svg { width: 24px; height: 24px; }
.service-title { font-size: 1.15rem; }
.service-desc { font-size: 0.925rem; color: var(--color-text-muted); line-height: 1.55; }

/* STEPS LIST */
.steps-list { display: flex; flex-direction: column; gap: 1.25rem; }
.step-item {
  display: flex;
  gap: 1.25rem;
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.35rem 1.5rem;
  box-shadow: var(--shadow-sm);
  transition: var(--transition-normal);
}
.step-item:hover {
  border-color: var(--color-primary);
}
.step-number {
  flex-shrink: 0;
  width: 38px;
  height: 38px;
  border-radius: var(--radius-full);
  background-color: var(--color-primary);
  color: #ffffff;
  font-weight: 700;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.05rem;
}
.step-content h3 { font-size: 1.15rem; margin-bottom: 0.35rem; }
.step-content p { color: var(--color-text-muted); font-size: 0.925rem; }

.info-box {
  background-color: var(--color-surface);
  border: 1px solid var(--color-border);
  border-radius: var(--radius-md);
  padding: 1.5rem;
  box-shadow: var(--shadow-sm);
}

/* SOFT MOTION / PROGRESSIVE ENHANCEMENT */
.js-reveal .reveal {
  opacity: 0;
  transform: translateY(18px);
  transition: opacity 0.6s cubic-bezier(0.16, 1, 0.3, 1), transform 0.6s cubic-bezier(0.16, 1, 0.3, 1);
  will-change: opacity, transform;
}
.js-reveal .reveal.is-visible {
  opacity: 1;
  transform: translateY(0);
}
@media (prefers-reduced-motion: reduce) {
  .js-reveal .reveal {
    opacity: 1 !important;
    transform: none !important;
    transition: none !important;
  }
}

/* FOOTER */
.site-footer {
  margin-top: auto;
  background-color: var(--color-primary-dark);
  color: #d1ded8;
  padding: 4.25rem 0 2rem;
  font-size: 0.9rem;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
}
.site-footer h3, .site-footer h4 {
  color: #ffffff;
  font-family: var(--font-serif);
  margin-bottom: 1.25rem;
}
.footer-grid {
  display: grid;
  grid-template-columns: 1fr;
  gap: 2.5rem;
  margin-bottom: 3rem;
}
@media (min-width: 768px) {
  .footer-grid { grid-template-columns: 1.4fr 1.1fr 1.1fr; }
}
.footer-links { list-style: none; display: flex; flex-direction: column; gap: 0.65rem; }
.footer-links a { color: #d1ded8; }
.footer-links a:hover { color: #ffffff; text-decoration: underline; }
.footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.12);
  padding-top: 2rem;
  display: flex;
  flex-direction: column;
  gap: 1rem;
  font-size: 0.825rem;
  color: #a4bab0;
}
@media (min-width: 768px) {
  .footer-bottom { flex-direction: row; justify-content: space-between; align-items: center; }
}