:root {
  --font-main: "Plus Jakarta Sans", "Segoe UI", sans-serif;
  --bg: #07101f;
  --bg-soft: #111d34;
  --card: rgba(17, 29, 52, 0.75);
  --surface: #162543;
  --text: #e9f0ff;
  --text-soft: #a9b8d8;
  --border: rgba(130, 164, 235, 0.22);
  --accent: #26d9c8;
  --accent-2: #4ca7ff;
  --overlay: rgba(8, 14, 24, 0.8);
  --shadow: 0 20px 45px rgba(2, 8, 23, 0.45);
  --navbar-bg: rgba(7, 16, 31, 0.78);
}

body[data-theme="light"] {
  --bg: #edf2ff;
  --bg-soft: #dce7ff;
  --card: rgba(255, 255, 255, 0.88);
  --surface: #ffffff;
  --text: #11213e;
  --text-soft: #4b5d81;
  --border: rgba(27, 61, 128, 0.2);
  --accent: #0f8e81;
  --accent-2: #2968f2;
  --overlay: rgba(17, 33, 62, 0.7);
  --shadow: 0 18px 36px rgba(24, 55, 112, 0.18);
  --navbar-bg: rgba(237, 242, 255, 0.8);
}

body {
  background:
    radial-gradient(
      circle at 12% 12%,
      rgba(76, 167, 255, 0.24),
      transparent 32%
    ),
    radial-gradient(
      circle at 88% 18%,
      rgba(38, 217, 200, 0.2),
      transparent 34%
    ),
    linear-gradient(180deg, var(--bg-soft) 0%, var(--bg) 65%);
  color: var(--text);
  font-family: var(--font-main);
  min-height: 100vh;
}

.navbar {
  background-color: var(--navbar-bg) !important;
  backdrop-filter: blur(12px);
  border-bottom: 1px solid var(--border);
}

.navbar-brand {
  color: var(--text) !important;
  font-weight: 800;
  letter-spacing: 0.02em;
}

.navbar-nav .nav-link {
  color: var(--text-soft) !important;
  font-weight: 600;
  transition:
    color 0.25s ease,
    transform 0.25s ease;
}

.navbar-nav .nav-link:hover {
  color: var(--accent) !important;
  transform: translateY(-2px);
}

.navbar-toggler {
  border-color: var(--border);
}

.navbar-toggler-icon {
  filter: invert(1);
}

body[data-theme="light"] .navbar-toggler-icon {
  filter: none;
}

.theme-toggle {
  border: 1px solid var(--border);
  color: var(--text);
  background-color: var(--card);
  border-radius: 999px;
  font-weight: 700;
  padding: 0.45rem 1rem;
}

.theme-toggle:hover {
  border-color: var(--accent);
  color: var(--accent);
}

.card {
  background-color: var(--card);
  border: 1px solid var(--border);
  color: var(--text);
  box-shadow: var(--shadow);
  border-radius: 18px;
}

.card-title,
h1,
h2,
h3 {
  color: var(--text);
  font-weight: 800;
}

p,
.card-text,
label,
.form-label {
  color: var(--text-soft);
}

.btn {
  color: #ffffff;
}

.btn-primary {
  background: linear-gradient(135deg, var(--accent), var(--accent-2));
  border: none;
  color: #f8fcff;
  font-weight: 700;
  border-radius: 10px;
  transition:
    transform 0.2s ease,
    box-shadow 0.2s ease;
}

.btn-primary:hover {
  transform: translateY(-2px);
  box-shadow: 0 10px 20px rgba(41, 104, 242, 0.28);
  color: #ffffff;
}

#herramientas .card-title {
  color: var(--accent);
}

.tool-logo {
  max-height: 52px;
  filter: drop-shadow(0 6px 10px rgba(0, 0, 0, 0.18));
  transition:
    transform 0.25s ease,
    filter 0.25s ease;
}

.tool-logo:hover {
  transform: scale(1.14);
  filter: drop-shadow(0 8px 16px rgba(41, 104, 242, 0.32));
}

.card-proyecto {
  width: 100%;
  height: 15rem;
  position: relative;
  overflow: hidden;
  border-radius: 14px;
  background-size: cover;
  background-position: center;
  border: 1px solid var(--border);
  box-shadow: var(--shadow);
}

.card-hover {
  opacity: 0;
  visibility: hidden;
  transition:
    opacity 0.25s ease,
    visibility 0.25s ease;
  width: 100%;
  height: 100%;
  position: absolute;
  top: 0;
  left: 0;
  background-color: var(--overlay);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 2;
  cursor: pointer;
}

.card-proyecto:hover .card-hover {
  opacity: 1;
  visibility: visible;
}

.modal-content {
  background-color: var(--surface);
  color: var(--text);
  border: 1px solid var(--border);
  border-radius: 14px;
  overflow: hidden;
  box-shadow: var(--shadow);
}

.modal-title,
#modalTech,
#modalLogros,
#modalDesc {
  color: var(--text-soft);
}

.modal-img {
  width: 30rem;
  height: 30rem;
  object-fit: cover;
}

footer {
  background-color: transparent;
  border-top: 1px solid var(--border);
}

footer p {
  color: var(--text-soft);
}

form input,
form textarea {
  border-radius: 10px;
  border: 1px solid var(--border);
  background-color: color-mix(in srgb, var(--surface), transparent 20%);
  color: var(--text);
}

form input:focus,
form textarea:focus {
  outline: none;
  border-color: var(--accent);
  box-shadow: 0 0 0 0.2rem color-mix(in srgb, var(--accent), transparent 75%);
  background-color: var(--surface);
  color: var(--text);
}

.form-control::placeholder {
  color: color-mix(in srgb, var(--text-soft), transparent 18%);
}

.btn-close {
  filter: invert(1);
}

body[data-theme="light"] .btn-close {
  filter: none;
}

@media (max-width: 768px) {
  .modal-dialog {
    max-width: 95%;
  }

  .modal-body {
    flex-direction: column !important;
    text-align: center;
  }

  .modal-img {
    width: 100%;
    height: auto;
  }
}