/* ================================
   ryopc Global Style Sheet
   High-Brand Minimal UI
================================ */

/* ---------- Root Variables ---------- */
:root {
  --bg: #f5f7fa;
  --white: #ffffff;
  --dark: #1a1a1a;
  --text: #2d3748;
  --text-light: #6b7280;

  --primary: #007bff;
  --primary-light: #339dff;
  --accent: #00bfff;

  --gradient-accent: linear-gradient(90deg, #00bfff, #007bff);

  --transition: all 0.25s ease;
  --radius: 20px;
  --shadow: 0 25px 50px -12px rgba(0, 0, 0, 0.12);
}

/* ---------- Base Reset ---------- */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", "Noto Sans JP", sans-serif;
  background: var(--bg);
  color: var(--text);
  line-height: 1.7;
}

/* ---------- Navbar ---------- */
.navbar {
  width: 100%;
  padding: 1.2rem 2rem;
  background: var(--white);
  border-bottom: 1px solid rgba(0, 0, 0, 0.05);
  box-shadow: 0 4px 20px rgba(0, 0, 0, 0.05);
  display: flex;
  align-items: center;
}

.nav-logo {
  font-size: 1.6rem;
  font-weight: 800;
  cursor: pointer;
  background: var(--gradient-accent);
  -webkit-background-clip: text;
  color: transparent;
}

/* ---------- Cards ---------- */
.card,
.auth-card,
.support-card {
  background: var(--white);
  padding: 2.5rem;
  border-radius: 32px;
  border: 1px solid rgba(226, 232, 240, 0.8);
  box-shadow: var(--shadow);
  animation: fadeIn 0.5s ease;
}

.password-card {
  background: #f8f9fa;
  padding: 1.8rem;
  border-radius: var(--radius);
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
}

/* ---------- Form Elements ---------- */
.form-group {
  margin-bottom: 1.2rem;
}

.form-group label {
  font-weight: 600;
  color: var(--dark);
  margin-bottom: 0.4rem;
  display: block;
}

.form-control {
  width: 100%;
  padding: 0.9rem 1rem;
  border-radius: 12px;
  border: 1px solid rgba(0, 0, 0, 0.15);
  background: #ffffff;
  font-size: 1rem;
  transition: var(--transition);
}

.form-control:focus {
  border-color: var(--primary);
  box-shadow: 0 0 0 3px rgba(0, 123, 255, 0.15);
  outline: none;
}

/* ---------- Buttons ---------- */
button,
.login-btn,
.form-submit-btn {
  width: 100%;
  padding: 1rem;
  background: var(--primary);
  color: var(--white);
  border: none;
  border-radius: 14px;
  font-size: 1.1rem;
  font-weight: 700;
  cursor: pointer;
  transition: var(--transition);
}

button:hover,
.login-btn:hover,
.form-submit-btn:hover {
  background: var(--primary-light);
  transform: translateY(-3px);
}

/* ---------- Support Grid ---------- */
.support-grid {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
  gap: 1.5rem;
}

.support-item {
  background: #f8f9fa;
  padding: 1.8rem;
  border-radius: 24px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  box-shadow: 0 8px 20px rgba(0, 0, 0, 0.05);
  transition: var(--transition);
  cursor: pointer;
}

.support-item:hover {
  transform: translateY(-4px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
}

/* ---------- FAQ ---------- */
.faq-item {
  background: #f8f9fa;
  padding: 1.4rem;
  border-radius: 16px;
  border: 1px solid rgba(0, 0, 0, 0.08);
  margin-bottom: 1rem;
  cursor: pointer;
  transition: var(--transition);
}

.faq-item:hover {
  transform: translateY(-3px);
  box-shadow: 0 12px 28px rgba(0, 0, 0, 0.12);
}

.faq-q {
  font-weight: 700;
  margin-bottom: 0.4rem;
}

.faq-a {
  color: var(--text-light);
  font-size: 0.95rem;
}

/* ---------- Animations ---------- */
@keyframes fadeIn {
  from {
    opacity: 0;
    transform: translateY(20px);
  }
  to {
    opacity: 1;
    transform: translateY(0);
  }
}