@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600;700&display=swap');

:root {
  --primary: #0056b3;
  --primary-dark: #003974;
  --accent: #0078ff;
  --bg: #f8fafc;
  --card-bg: #ffffff;
  --text: #1a1a1a;
  --muted: #6b7280;
  --border: #e2e8f0;
  --radius: 12px;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.08);
}

* { box-sizing: border-box; }

body {
  font-family: 'Inter', sans-serif;
  background-color: var(--bg);
  color: var(--text);
  margin: 0;
  padding: 0;
  line-height: 1.6;
}

main {
  max-width: 900px;
  margin: 2rem auto;
  background: var(--card-bg);
  padding: 2rem 3rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

h1, h2, h3 { font-weight: 700; color: var(--primary-dark); }

h1 { text-align: center; font-size: 2rem; margin-bottom: 2rem; }
h2 { text-transform: uppercase; font-size: 1.3rem; border-left: 4px solid var(--primary); padding-left: 12px; margin-top: 2rem; }
h3 { font-size: 1.1rem; border-left: 3px solid var(--accent); padding-left: 10px; }

button {
  background: var(--primary); color: #fff; border: none; padding: 10px 18px;
  border-radius: 8px; font-weight: 600; cursor: pointer; transition: all 0.2s ease;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
button:hover {
  background: var(--accent); transform: translateY(-2px); box-shadow: 0 4px 10px rgba(0,0,0,0.15);
}

table {
  width: 100%; border-collapse: collapse; margin-top: 1rem; background: var(--card-bg);
  box-shadow: var(--shadow); border-radius: var(--radius); overflow: hidden;
}
th, td { padding: 12px 16px; border-bottom: 1px solid var(--border); text-align: left; }
th { background: var(--primary); color: #fff; font-weight: 600; }
td input[type="text"], td input[type="number"] { width: 100%; padding: 8px; border-radius: 6px; border: 1px solid var(--border); font-size: 0.95rem; }

input[type="text"], input[type="number"], select {
  width: 100%; padding: 10px 12px; border-radius: 6px; border: 1px solid var(--border); font-size: 1rem; transition: border-color 0.2s ease;
}
input:focus, select:focus { border-color: var(--primary); outline: none; box-shadow: 0 0 4px rgba(0, 86, 179, 0.3); }

section { background: var(--card-bg); border-radius: var(--radius); padding: 1.5rem 2rem; margin: 1.5rem 0; box-shadow: var(--shadow); }

.tag-container {
  display: flex; flex-wrap: wrap; gap: 8px; border: 2px solid var(--primary); padding: 8px 12px;
  border-radius: 8px; background: #e7f1ff;
}
.tag { background: var(--primary); color: #fff; padding: 4px 10px; border-radius: 10px; font-weight: 600; }
.remove-tag { margin-left: 6px; cursor: pointer; }

.hidden { display: none !important; }

.autocomplete-items {
  background: #fff; border: 1px solid var(--border); border-top: none;
  max-height: 200px; overflow-y: auto; border-radius: 0 0 8px 8px;
}
.autocomplete-items div { padding: 10px; cursor: pointer; }
.autocomplete-items div:hover { background: #f3f4f6; }

@media (max-width: 768px) {
  main { padding: 1.5rem; }
  section { padding: 1rem 1.5rem; }
  h1 { font-size: 1.6rem; }
}

#submit-existing-btn,
#submit-expand-btn,
#expand-submit-btn,
#submit-investment-btn,
#submit-stock-universe-btn,
#finalize-btn {
  display: block; margin: 30px auto; padding: 16px 40px; font-size: 1.2rem; font-weight: 700;
  border-radius: 12px; background: linear-gradient(135deg, #0056b3, #0078ff);
  color: #fff; box-shadow: 0 6px 15px rgba(0,0,0,0.15); transition: all 0.3s ease; cursor: pointer; text-align: center;
}
#submit-existing-btn:hover,
#submit-expand-btn:hover,
#expand-submit-btn:hover,
#submit-investment-btn:hover,
#submit-stock-universe-btn:hover,
#finalize-btn:hover {
  transform: translateY(-3px);
  box-shadow: 0 10px 20px rgba(0,0,0,0.2);
  background: linear-gradient(135deg, #003974, #0056b3);
}

/* === Progress Stepper === */
.progress-stepper {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 1.5rem 2rem;
  background: var(--card-bg);
  max-width: 900px;
  margin: 0 auto 1rem;
  border-radius: var(--radius);
  box-shadow: var(--shadow);
}

.progress-stepper .step {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;
}

.progress-stepper .step-number {
  width: 36px;
  height: 36px;
  border-radius: 50%;
  background: var(--border);
  color: var(--muted);
  display: flex;
  align-items: center;
  justify-content: center;
  font-weight: 700;
  font-size: 1rem;
  transition: all 0.3s ease;
}

.progress-stepper .step-label {
  margin-top: 0.5rem;
  font-size: 0.8rem;
  color: var(--muted);
  font-weight: 500;
  transition: all 0.3s ease;
}

.progress-stepper .step.active .step-number {
  background: var(--primary);
  color: #fff;
  box-shadow: 0 0 0 4px rgba(0, 86, 179, 0.2);
}

.progress-stepper .step.active .step-label {
  color: var(--primary);
  font-weight: 600;
}

.progress-stepper .step.completed .step-number {
  background: #10b981;
  color: #fff;
}

.progress-stepper .step.completed .step-label {
  color: #10b981;
}

.progress-stepper .step-connector {
  width: 60px;
  height: 3px;
  background: var(--border);
  margin: 0 0.5rem;
  margin-bottom: 1.5rem;
  transition: background 0.3s ease;
}

.progress-stepper .step-connector.completed {
  background: #10b981;
}

/* === Navigation Buttons === */
.nav-buttons {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-top: 2rem;
  padding-top: 1.5rem;
  border-top: 1px solid var(--border);
}

.back-btn {
  background: transparent;
  color: var(--muted);
  border: 2px solid var(--border);
  padding: 10px 20px;
  font-weight: 600;
  box-shadow: none;
}

.back-btn:hover {
  background: var(--bg);
  color: var(--text);
  border-color: var(--muted);
  transform: none;
  box-shadow: none;
}

/* Adjust continue buttons in nav-buttons */
.nav-buttons #submit-existing-btn,
.nav-buttons #submit-expand-btn,
.nav-buttons #expand-submit-btn,
.nav-buttons #submit-investment-btn,
.nav-buttons #submit-stock-universe-btn,
.nav-buttons #finalize-btn {
  margin: 0;
  display: inline-block;
}

/* Mobile responsive */
@media (max-width: 768px) {
  .progress-stepper {
    padding: 1rem;
  }

  .progress-stepper .step-connector {
    width: 30px;
  }

  .progress-stepper .step-label {
    font-size: 0.7rem;
  }

  .progress-stepper .step-number {
    width: 30px;
    height: 30px;
    font-size: 0.9rem;
  }

  .nav-buttons {
    flex-direction: column-reverse;
    gap: 1rem;
  }

  .nav-buttons .back-btn,
  .nav-buttons button {
    width: 100%;
  }
}

/* === Tooltip styles === */
.tooltip-container {
  position: relative;
  display: inline-flex;
  align-items: center;
  cursor: help;
}

.tooltip-icon {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  width: 16px;
  height: 16px;
  margin-left: 4px;
  background: #94a3b8;
  color: white;
  border-radius: 50%;
  font-size: 11px;
  font-weight: bold;
}

.tooltip-text {
  visibility: hidden;
  opacity: 0;
  position: absolute;
  bottom: 125%;
  left: 50%;
  transform: translateX(-50%);
  background: #1e293b;
  color: white;
  padding: 10px 14px;
  border-radius: 8px;
  font-size: 0.8rem;
  font-weight: normal;
  width: 280px;
  text-align: left;
  line-height: 1.4;
  z-index: 100;
  box-shadow: 0 4px 12px rgba(0,0,0,0.2);
  transition: opacity 0.2s, visibility 0.2s;
}

.tooltip-text::after {
  content: "";
  position: absolute;
  top: 100%;
  left: 50%;
  transform: translateX(-50%);
  border: 6px solid transparent;
  border-top-color: #1e293b;
}

.tooltip-container:hover .tooltip-text {
  visibility: visible;
  opacity: 1;
}

/* Tooltip that appears below */
.tooltip-text.tooltip-below {
  bottom: auto;
  top: 125%;
}

.tooltip-text.tooltip-below::after {
  top: auto;
  bottom: 100%;
  border-top-color: transparent;
  border-bottom-color: #1e293b;
}