/* ============================================================
   STEEP LOGIN — Bersih, tenang, profesional
   ============================================================ */

@import url('https://fonts.googleapis.com/css2?family=Source+Serif+4:ital,wght@0,400;1,400&family=Inter:wght@400;500&display=swap');

:root {
  --color-ink:        #17191c;
  --color-ink-hover:  #26292e;
  --color-paper:      #ffffff;
  --color-canvas:     #f6f7f8;
  --color-fog:        #fafafb;
  --color-mist:       #f2f3f4;
  --color-line:       #e6e8ea;
  --color-line-strong:#d9dcdf;
  --color-slate:      #777b86;
  --color-smoke:      #a3a6af;
  --accent-peach:     #fbe1d1;
  --accent-sienna:    #5d2a1a;

  --font-serif: 'Source Serif 4', Georgia, ui-serif, serif;
  --font-sans:  'Inter', ui-sans-serif, system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;

  --radius-card:  16px;
  --radius-input: 10px;

  --shadow-card: 0 1px 2px rgba(16, 24, 40, 0.05), 0 12px 32px -8px rgba(16, 24, 40, 0.1);
}

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

body {
  font-family: var(--font-sans);
  background-color: var(--color-canvas);
  color: var(--color-ink);
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
  -webkit-font-smoothing: antialiased;
  -moz-osx-font-smoothing: grayscale;
}

.container {
  width: 100%;
  max-width: 420px;
  padding: 20px;
}

/* Judul halaman */
.card-container-top.card-top {
  max-width: 420px;
  background: transparent !important;
  box-shadow: none !important;
  border: none;
  text-align: center;
  margin: 0 auto;
  padding: 0 0 28px 0;
  line-height: 1.3;
  border-radius: 0;
  color: var(--color-ink);
  font-family: var(--font-serif);
  font-size: 28px;
  font-weight: 400;
  letter-spacing: -0.4px;
}

/* Kartu utama */
.card-container.card {
  max-width: 420px;
  padding: 36px 32px;
  margin: 0 auto;
  background: var(--color-paper) !important;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

.card {
  background: var(--color-paper) !important;
  border: 1px solid var(--color-line);
  border-radius: var(--radius-card);
  box-shadow: var(--shadow-card);
}

/* Logo */
.profile-img-card {
  max-width: 96px;
  max-height: 80px;
  width: auto;
  height: auto;
  margin: 0 auto 20px;
  display: block;
  border-radius: 8px;
}

.profile-name-card {
  font-family: var(--font-sans);
  font-size: 14px;
  font-weight: 500;
  text-align: center;
  margin: 0 0 20px;
  color: var(--color-slate);
}

/* Form */
.form-signin input[type=text],
.form-signin input[type=password],
.form-signin input[type=email] {
  width: 100%;
  display: block;
  margin-bottom: 12px;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 400;
  color: var(--color-ink);
  background-color: var(--color-mist);
  border: 1px solid transparent;
  border-radius: var(--radius-input);
  padding: 11px 14px;
  min-height: 46px;
  box-shadow: none;
  outline: none;
  transition: border-color 0.16s ease, background-color 0.16s ease, box-shadow 0.16s ease;
}

.form-signin input[type=text]:focus,
.form-signin input[type=password]:focus,
.form-signin input[type=email]:focus {
  border-color: var(--color-ink);
  background-color: var(--color-paper);
  box-shadow: 0 0 0 3px rgba(23, 25, 28, 0.08);
}

.form-signin input[type=text]::placeholder,
.form-signin input[type=password]::placeholder {
  color: var(--color-smoke);
}

/* Tombol masuk */
.form-signin .btn-login,
.form-signin button[type=submit] {
  width: 100%;
  display: block;
  font-family: var(--font-sans);
  font-size: 15px;
  font-weight: 500;
  color: var(--color-paper);
  background-color: var(--color-ink);
  border: 1px solid var(--color-ink);
  border-radius: var(--radius-input);
  padding: 11px 20px;
  min-height: 46px;
  cursor: pointer;
  transition: background-color 0.16s ease, transform 0.1s ease;
  box-shadow: none;
  text-transform: none;
  letter-spacing: 0;
  margin-top: 8px;
}

.form-signin .btn-login:hover,
.form-signin button[type=submit]:hover {
  background-color: var(--color-ink-hover);
}

.form-signin .btn-login:active,
.form-signin button[type=submit]:active {
  background-color: #0d0e10;
  transform: scale(0.98);
}

.form-signin .btn-login:focus,
.form-signin button[type=submit]:focus {
  outline: 2px solid rgba(23, 25, 28, 0.35);
  outline-offset: 2px;
}

/* Pesan error */
.invalid {
  color: var(--accent-sienna) !important;
  text-align: center;
  font-family: var(--font-sans);
  font-size: 13.5px;
  font-weight: 500;
  text-shadow: none;
  margin-top: 12px;
  background-color: var(--accent-peach);
  padding: 10px 14px;
  border-radius: var(--radius-input);
}

.error-invalid {
  color: var(--accent-sienna);
  font-weight: 500;
}

/* Responsive */
@media (max-width: 480px) {
  .container {
    padding: 16px;
  }

  .card-container.card {
    padding: 28px 20px;
  }

  .card-container-top.card-top {
    font-size: 24px;
    padding-bottom: 22px;
  }
}