/* ================= ROOT VARIABLES ================= */
:root {
  --primary-color: #0f4c75;
  --accent-color: #2b5af5;
  --bg-color: #ffffff;
  --card-bg: #f8f9fa;
  --text-color: #222;
  --muted-text: #666;
  --border-color: #e0e0e0;
  --radius: 10px;
  --transition: all 0.3s ease;
}

/* DARK MODE SUPPORT */
body.dark {
  --bg-color: #0e1217;
  --card-bg: #161b22;
  --text-color: #f1f1f1;
  --muted-text: #aaa;
  --border-color: #2a2f36;
}

/* ================= BASE ================= */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: "Inter", sans-serif;
  background: linear-gradient(
    135deg,
    var(--accent-color),
    #1f4fe0
  );
  min-height: 100vh;
  display: grid;
  place-items: center;
}

/* ================= WRAPPER ================= */
.login-wrapper {
  width: 100%;
  padding: 1.5rem;
  display: flex;
  justify-content: center;
  align-items: center;
}

/* ================= CARD ================= */
.login-card {
  background: var(--bg-color);
  width: 100%;
  max-width: 420px;
  padding: 2.2rem;
  border-radius: var(--radius);
  box-shadow: 0 20px 50px rgba(0,0,0,0.25);
}

/* ================= HEADER ================= */
.login-header {
  text-align: center;
  margin-bottom: 2rem;
}

.login-header h1 {
  font-size: 1.9rem;
  margin-bottom: 0.3rem;
  color: var(--text-color);
}

.login-header p {
  color: var(--muted-text);
  font-size: 0.95rem;
}

/* ================= FORM ================= */
.login-form {
  display: grid;
  gap: 1.2rem;
}

.form-group label {
  font-size: 0.85rem;
  margin-bottom: 0.4rem;
  display: block;
  color: var(--text-color);
}

/* INPUT BOX */
.input-box {
  display: flex;
  align-items: center;
  gap: 0.6rem;
  background: var(--card-bg);
  border: 1px solid var(--border-color);
  padding: 0.7rem 0.8rem;
  border-radius: 8px;
  transition: var(--transition);
}

.input-box i {
  font-size: 1.1rem;
  color: var(--accent-color);
}

.input-box input {
  border: none;
  outline: none;
  background: transparent;
  width: 100%;
  font-size: 0.95rem;
  color: var(--text-color);
}

.input-box:focus-within {
  border-color: var(--accent-color);
  box-shadow: 0 0 0 2px rgba(43,90,245,0.15);
}

/* OPTIONS */
.form-options {
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 0.85rem;
}

.form-options a {
  text-decoration: none;
  color: var(--accent-color);
  font-weight: 500;
}

.remember {
  display: flex;
  align-items: center;
  gap: 0.3rem;
}

/* BUTTON */
.btn-login {
  margin-top: 0.6rem;
  background: var(--accent-color);
  color: #fff;
  border: none;
  padding: 0.75rem;
  border-radius: 8px;
  font-size: 0.95rem;
  font-weight: 600;
  cursor: pointer;
  display: flex;
  justify-content: center;
  align-items: center;
  gap: 0.4rem;
  transition: var(--transition);
}

.btn-login:hover {
  background: #1f4fe0;
  transform: translateY(-2px);
  box-shadow: 0 10px 25px rgba(0,0,0,0.25);
}

/* FOOTER */
.login-footer {
  text-align: center;
  margin-top: 1.6rem;
  font-size: 0.9rem;
}

.login-footer a {
  color: var(--accent-color);
  text-decoration: none;
  font-weight: 500;
}

/* ================= RESPONSIVE ================= */
@media (max-width: 480px) {
  .login-card {
    padding: 1.8rem 1.4rem;
  }

  .login-header h1 {
    font-size: 1.6rem;
  }
}