:root {
  --dz-bg: #041510;
  --dz-bg-soft: #0c2019;
  --dz-card: #102820;
  --dz-accent: #79c68b;
  --dz-accent-soft: #1b7b4f;
  --dz-text: #f5f9f5;
  --dz-text-soft: #cfe5d4;
  --dz-border: rgba(255,255,255,0.06);
  --dz-shadow: 0 16px 40px rgba(0,0,0,0.6);
  --dz-radius: 18px;
}

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

body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  background: radial-gradient(circle at top, #163827 0, #020604 55%);
  color: var(--dz-text);
}

/* Layout */

.dz-container {
  width: 100%;
  max-width: 1120px;
  margin: 0 auto;
  padding: 0 1.5rem;
}

.dz-header {
  position: sticky;
  top: 0;
  z-index: 20;
  backdrop-filter: blur(18px);
  background: linear-gradient(to bottom, rgba(2,7,6,0.95), rgba(2,7,6,0.6));
  border-bottom: 1px solid var(--dz-border);
}

.dz-header-inner {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.75rem 0;
}

.dz-logo-main {
  font-weight: 700;
  font-size: 1.3rem;
}

.dz-logo-main span {
  color: var(--dz-accent);
}

.dz-logo-sub {
  display: block;
  font-size: 0.8rem;
  color: var(--dz-text-soft);
}

.dz-nav a {
  color: var(--dz-text-soft);
  margin-left: 1.5rem;
  text-decoration: none;
  font-size: 0.9rem;
  padding-bottom: 0.3rem;
  border-bottom: 2px solid transparent;
}

.dz-nav a:hover {
  color: var(--dz-text);
}

.dz-nav a.active {
  color: var(--dz-accent);
  border-bottom-color: var(--dz-accent);
}

/* HERO */

.dz-hero {
  padding: 3.5rem 0 2.5rem;
}

.dz-hero-inner {
  display: grid;
  grid-template-columns: minmax(0, 1.5fr) minmax(0, 1.1fr);
  gap: 2rem;
  align-items: center;
}

.dz-hero-text h1 {
  font-size: clamp(2rem, 3vw, 2.6rem);
  margin-bottom: 1rem;
}

.dz-hero-text p {
  color: var(--dz-text-soft);
  line-height: 1.6;
  max-width: 32rem;
}

.dz-hero-actions {
  margin-top: 1.5rem;
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
}

/* Buttons */

.dz-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  border-radius: 999px;
  padding: 0.6rem 1.4rem;
  font-size: 0.9rem;
  border: 1px solid transparent;
  cursor: pointer;
  text-decoration: none;
  white-space: nowrap;
}

.dz-btn-primary {
  background: linear-gradient(135deg, var(--dz-accent), var(--dz-accent-soft));
  color: #04110b;
  font-weight: 600;
}

.dz-btn-primary:hover {
  filter: brightness(1.07);
}

.dz-btn-ghost {
  border-color: var(--dz-border);
  color: var(--dz-text-soft);
  background: rgba(0,0,0,0.25);
}

.dz-btn-ghost:hover {
  border-color: var(--dz-accent);
  color: var(--dz-accent);
}

/* Agent card */

.dz-hero-agent-card {
  background: radial-gradient(circle at top, #244a34 0, #071310 50%);
  border-radius: var(--dz-radius);
  padding: 1.6rem 1.4rem;
  box-shadow: var(--dz-shadow);
  border: 1px solid var(--dz-border);
}

.dz-agent-portrait {
  width: 110px;
  height: 110px;
  border-radius: 999px;
  object-fit: cover;
  display: block;
  margin: 0 auto 1rem;
  box-shadow: 0 0 0 3px rgba(255,255,255,0.12);
}

.dz-hero-agent-card h2 {
  text-align: center;
  margin-bottom: 0.5rem;
}

.dz-hero-agent-card p {
  font-size: 0.9rem;
  color: var(--dz-text-soft);
  line-height: 1.5;
}

.dz-agent-note {
  margin-top: 0.75rem;
  font-size: 0.8rem;
  color: #9fd3ab;
}

/* Sections / cards */

.dz-section {
  padding: 2.5rem 0 3rem;
}

.dz-section-cards {
  padding-top: 0;
}

.dz-cards-grid {
  display: grid;
  gap: 1.6rem;
}

.dz-card {
  background: var(--dz-card);
  border-radius: var(--dz-radius);
  padding: 1.4rem 1.3rem;
  border: 1px solid var(--dz-border);
  box-shadow: 0 12px 30px rgba(0,0,0,0.45);
}

.dz-card h3 {
  margin-top: 0;
  margin-bottom: 0.6rem;
}

.dz-card p,
.dz-card ul {
  font-size: 0.9rem;
  color: var(--dz-text-soft);
}

.dz-card ul {
  padding-left: 1.1rem;
}

.dz-card-link {
  display: inline-block;
  margin-top: 0.8rem;
  font-size: 0.85rem;
  color: var(--dz-accent);
  text-decoration: none;
}

.dz-card-link:hover {
  text-decoration: underline;
}

/* Two columns */

.dz-two-cols {
  display: grid;
  grid-template-columns: minmax(0, 1.4fr) minmax(0, 1.1fr);
  gap: 2rem;
}

.dz-about-panel,
.dz-contact-panel {
  background: var(--dz-card);
  border-radius: var(--dz-radius);
  padding: 1.4rem 1.3rem;
  border: 1px solid var(--dz-border);
}

/* Contact */

.dz-contact-list {
  list-style: none;
  padding: 0;
  margin: 1rem 0 1.5rem;
}

.dz-contact-list li {
  margin-bottom: 0.5rem;
  font-size: 0.95rem;
}

.dz-form label {
  display: block;
  font-size: 0.85rem;
  margin-bottom: 0.8rem;
}

.dz-form input,
.dz-form textarea {
  width: 100%;
  margin-top: 0.2rem;
  padding: 0.55rem 0.7rem;
  border-radius: 10px;
  border: 1px solid var(--dz-border);
  background: #020805;
  color: var(--dz-text);
}

/* Footer */

.dz-footer {
  border-top: 1px solid var(--dz-border);
  padding: 0.8rem 0 1.4rem;
  background: rgba(0,0,0,0.6);
  margin-top: 1rem;
}

.dz-footer-inner {
  display: flex;
  justify-content: space-between;
  font-size: 0.8rem;
  color: var(--dz-text-soft);
}

/* Agent widget (flottant) */

.dz-agent-widget {
  position: fixed;
  bottom: 1.35rem;
  right: 1.35rem;
  z-index: 40;
}

.dz-agent-toggle {
  width: 54px;
  height: 54px;
  border-radius: 999px;
  border: none;
  padding: 0;
  cursor: pointer;
  box-shadow: 0 18px 35px rgba(0,0,0,0.75);
  background: radial-gradient(circle at top, #8ee6a0, #2c8a57);
  display: flex;
  align-items: center;
  justify-content: center;
}

.dz-agent-toggle img {
  width: 40px;
  height: 40px;
  border-radius: 999px;
}

.dz-agent-panel {
  position: absolute;
  bottom: 70px;
  right: 0;
  width: min(320px, 80vw);
  background: #04120d;
  border-radius: 18px;
  border: 1px solid var(--dz-border);
  box-shadow: 0 18px 45px rgba(0,0,0,0.9);
  display: none;
  flex-direction: column;
}

.dz-agent-panel.open {
  display: flex;
}

.dz-agent-panel-header {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.7rem 0.9rem;
  border-bottom: 1px solid var(--dz-border);
}

.dz-agent-mini {
  display: flex;
  align-items: center;
  gap: 0.5rem;
}

.dz-agent-mini img {
  width: 32px;
  height: 32px;
  border-radius: 999px;
}

.dz-agent-status {
  font-size: 0.7rem;
  color: #9fd3ab;
}

.dz-agent-close {
  border: none;
  background: transparent;
  color: var(--dz-text-soft);
  font-size: 1.1rem;
  cursor: pointer;
}

.dz-agent-messages {
  padding: 0.7rem 0.9rem;
  font-size: 0.82rem;
}

.dz-msg-agent {
  background: rgba(121,198,139,0.08);
  border-radius: 12px;
  padding: 0.6rem 0.7rem;
  border: 1px solid rgba(121,198,139,0.3);
}

.dz-quick-btn {
  margin-top: 0.5rem;
  width: 100%;
  border-radius: 999px;
  border: 1px solid var(--dz-border);
  background: rgba(0,0,0,0.3);
  color: var(--dz-text-soft);
  padding: 0.4rem 0.7rem;
  font-size: 0.8rem;
  cursor: pointer;
  text-align: left;
}

.dz-quick-btn:hover {
  border-color: var(--dz-accent);
}

.dz-agent-input {
  border-top: 1px solid var(--dz-border);
  padding: 0.5rem 0.6rem;
  display: flex;
  gap: 0.4rem;
}

.dz-agent-input input {
  flex: 1;
  border-radius: 999px;
  border: 1px solid var(--dz-border);
  background: #020805;
  color: var(--dz-text);
  padding: 0.35rem 0.7rem;
  font-size: 0.8rem;
}

.dz-agent-input button {
  border-radius: 999px;
  border: none;
  padding: 0 0.9rem;
  font-size: 0.8rem;
  background: var(--dz-accent-soft);
  color: #03110a;
  cursor: pointer;
}

/* Responsive */

@media (max-width: 840px) {
  .dz-header-inner {
    flex-direction: column;
    align-items: flex-start;
    gap: 0.4rem;
  }

  .dz-nav a {
    margin-left: 0;
    margin-right: 1rem;
  }

  .dz-hero-inner,
  .dz-two-cols {
    grid-template-columns: minmax(0, 1fr);
  }

  .dz-footer-inner {
    flex-direction: column;
    gap: 0.3rem;
  }
}