/* ---------- CSS VARIABLES ---------- */

:root {
  --bg: #0b1220;
  --bg-overlay1: rgba(0, 0, 0, 0.3);
  --bg-overlay2: rgba(41, 0, 29, 0.7);

  --font-sans:
    system-ui, -apple-system, "Segoe UI Variable", "Segoe UI", Roboto,
    "Helvetica Neue", Arial, "Noto Sans", "Apple Color Emoji", "Segoe UI Emoji",
    "Segoe UI Symbol", "Noto Color Emoji", sans-serif;

  --font-color: #111;

  --input-border-width: 2px;
  --input-border: #6b7280;
  --input-border-focus: #6b7280;
  --input-bg: #fff;
  --input-focus-bg: pink;
  --input-error: #e53935;
  --message-error: #e53935;
  --input-error-bg: #fdecea;
  --input-disabled-bg: #f5f5f5;

  --button: #b6004f;
  --button-hover: #7b0035;

  --spinner-accent: #b6004f;
  --spinner-fade: rgba(182, 0, 79, 0.25);
  --spinner-size: 200px;
  --spinner-thick: 6px;
}

/* ---------- BASE ---------- */

html {
  font-family: var(--font-sans);
  line-height: 1.5;
}

body {
  font-size: 16px;
  color: var(--font-color);
  background-color: var(--bg);
  background-image:
    linear-gradient(0deg, var(--bg-overlay1), var(--bg-overlay2) 58%),
    url(../images/conference.jpg);
  background-size: cover;
  margin: 0;
  min-height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}

*,
*::before,
*::after {
  font-family: inherit;
}

.hidden {
  display: none !important;
}

/* ---------- WORKING OVERLAY ---------- */

#workingOverlay {
  position: fixed;
  inset: 0;
  background: rgba(0, 0, 0, 0.6);
  z-index: 9999;
  display: none;
  align-items: center;
  justify-content: center;
}

#workingOverlay.show {
  display: flex;
}

.spinner {
  width: var(--spinner-size);
  height: var(--spinner-size);
  border: var(--spinner-thick) solid var(--spinner-fade);
  border-top-color: var(--spinner-accent);
  border-radius: 50%;
  animation: spin 1s linear infinite;
}

@keyframes spin {
  to {
    transform: rotate(360deg);
  }
}

/* ---------- LAYOUT ---------- */

.login-box {
  color: #fff;
  padding: 30px;
  border-radius: 8px;
  width: 350px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}

#logo {
  display: block;
  width: 100%;
  height: auto;
  margin: 12px auto 8px;
}

.login-box h2 {
  font-size: 24px;
  font-weight: 200;
  text-align: center;
}

/* ---------- INPUTS ---------- */

.form-input {
  width: 100%;
  padding: 10px;
  margin-bottom: 15px;
  border-radius: 4px;
  border: var(--input-border-width) solid var(--input-border);
  box-sizing: border-box;
  font-size: 16px;
  color: var(--font-color);
  background-color: var(--input-bg);
  outline: none;
  box-shadow: none;
  transition:
    background-color 0.15s ease,
    border-color 0.15s ease;
}

.form-input::placeholder {
  font: inherit;
  color: #9aa3af;
  opacity: 1;
}

.form-input:-webkit-autofill,
.form-input:-webkit-autofill:hover {
  -webkit-text-fill-color: var(--font-color);
  -webkit-box-shadow: 0 0 0 1000px var(--input-bg) inset;
  box-shadow: inset 0 0 0 1000px var(--input-bg);
}

.form-input:-webkit-autofill:focus {
  -webkit-text-fill-color: var(--font-color);
  -webkit-box-shadow: 0 0 0 1000px var(--input-focus-bg) inset;
  box-shadow: inset 0 0 0 1000px var(--input-focus-bg);
}

.form-input:focus,
.form-input:focus-visible {
  border-color: var(--input-border-focus);
  background-color: var(--input-focus-bg);
}

.form-input.is-invalid,
.form-input[aria-invalid="true"],
.form-input.error {
  border-color: var(--input-error) !important;
  background-color: var(--input-error-bg) !important;
}

.form-input:disabled {
  background-color: var(--input-disabled-bg);
  color: #9aa3af;
  border-color: #e5e7eb;
  cursor: not-allowed;
}

/* ---------- BUTTONS ---------- */

.login-box button {
  width: 100%;
  padding: 10px;
  border-radius: 4px;
  font-size: 18px;
  background: var(--button);
  color: #fff;
  border: none;
  cursor: pointer;
  transition: background-color 0.15s ease;
}

.login-box button:hover {
  background: var(--button-hover);
}

.login-box button:disabled {
  cursor: not-allowed;
  opacity: 0.6;
}

.login-box button:disabled:hover {
  background: var(--button);
}

/* ---------- MESSAGES ---------- */

#message.message {
  text-align: center;
  margin: 10px 0 14px;
  padding: 10px 12px;
  border-radius: 4px;
  border: 1px solid transparent;
  background: transparent;
  color: inherit;
}

#message.message--error {
  color: red;
}

#message.message--info {
  color: #c8ff00;
}

#otpMessage {
  text-align: center;
  margin: 10px 0 14px;
}

#otpMessage.error {
  color: red;
}

/* ---------- TEXT CONTROLS ---------- */

.resetPasswordToggle {
  text-align: center;
  color: #ffffff;
  cursor: pointer;
  transition: color 0.2s ease;
}

.resetPasswordToggle:hover,
.resetPasswordToggle:focus {
  color: #c0002f;
}

.resetPasswordToggle a {
  color: inherit;
  text-decoration: none;
}

.resetPasswordToggle a:hover,
.resetPasswordToggle a:focus,
.resetPasswordToggle a:visited {
  color: inherit;
  text-decoration: none;
}

.otpBlurb {
  font-size: 12px;
}

/* ---------- RESEND OTP ---------- */

#resendOtpButton[aria-disabled="true"] {
  opacity: 0.6;
  cursor: default;
}