:root {
  --primary: #6d28d9;
  --primary-dark: #4c1d95;
  --primary-light: #f3e8ff;
  --text: #111827;
  --muted: #6b7280;
  --bg: #f8fafc;
  --white: #ffffff;
  --border: #e5e7eb;
  --shadow: 0 18px 45px rgba(17, 24, 39, 0.08);
  --radius: 20px;
  --container: 1200px;
}

* { box-sizing: border-box; }

body {
  margin: 0;
  font-family: Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
  color: var(--text);
  background: var(--bg);
  line-height: 1.7;
}

a { text-decoration: none; color: inherit; }
img { max-width: 100%; display: block; }

.f7-container {
  width: min(var(--container), calc(100% - 40px));
  margin: 0 auto;
}

.f7-section { padding: 88px 0; }

.f7-section-title {
  text-align: center;
  max-width: 760px;
  margin: 0 auto 52px;
}

.f7-section-title .eyebrow {
  display: inline-block;
  margin-bottom: 14px;
  padding: 6px 14px;
  border-radius: 999px;
  background: var(--primary-light);
  color: var(--primary);
  font-size: 14px;
  font-weight: 700;
}

.f7-section-title h2 {
  margin: 0 0 14px;
  font-size: 40px;
  line-height: 1.2;
}

.f7-section-title p {
  margin: 0;
  color: var(--muted);
  font-size: 16px;
}

.f7-btn-row {
  display: flex;
  flex-wrap: wrap;
  gap: 14px;
  margin-top: 28px;
}

.f7-btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  min-width: 160px;
  padding: 14px 24px;
  border-radius: 999px;
  font-weight: 700;
  transition: 0.25s ease;
}

.f7-btn-primary {
  background: var(--white);
  color: var(--primary-dark);
  box-shadow: 0 12px 28px rgba(255, 255, 255, 0.22);
}

.f7-btn-primary:hover { transform: translateY(-2px); color: var(--primary-dark); }

.f7-btn-secondary {
  background: transparent;
  border: 1px solid rgba(255, 255, 255, 0.35);
  color: var(--white);
}

.f7-btn-secondary:hover { background: rgba(255, 255, 255, 0.08); color: var(--white); }

/* Navigation – monoka structure, fans711 colours */
.navbar-custom {
	background-color: var(--primary);
	box-shadow: 0 0.0625rem 0.375rem 0 rgba(0, 0, 0, 0.1);
	font: 700 0.875rem/0.875rem Arial, "PingFang SC", "Microsoft YaHei", sans-serif;
	transition: all 0.2s;
}

.navbar-custom .container {
	max-width: 1200px;
}

.navbar-custom .navbar-brand.logo-image img {
	height: 40px;
}

.navbar-custom .navbar-nav {
	margin-top: 0.75rem;
	margin-bottom: 0.5rem;
}

.navbar-custom .nav-item .nav-link {
	padding: 0.625rem 0.75rem;
	color: #f7f5f5;
	opacity: 0.8;
	text-decoration: none;
	transition: all 0.2s ease;
}

.navbar-custom .nav-item .nav-link:hover,
.navbar-custom .nav-item .nav-link.active {
	color: #fff;
	opacity: 1;
}

.navbar-custom .nav-item .btn-outline-sm {
	margin-top: 0.25rem;
	margin-bottom: 1.375rem;
	margin-left: 0.5rem;
	border: 0.125rem solid #fff;
	color: #fff;
}

.navbar-custom .nav-item .btn-outline-sm:hover {
	background-color: #fff;
	color: var(--primary);
}

.navbar-custom .navbar-toggler {
	padding: 0;
	border: none;
	color: #fff;
	font-size: 2rem;
}

.navbar-custom .navbar-toggler:focus {
	outline: 0;
	box-shadow: none;
}

.navbar-custom button[aria-expanded='false'] .navbar-toggler-awesome.fas.fa-times {
	display: none;
}

.navbar-custom button[aria-expanded='false'] .navbar-toggler-awesome.fas.fa-bars {
	display: inline-block;
}

.navbar-custom button[aria-expanded='true'] .navbar-toggler-awesome.fas.fa-bars {
	display: none;
}

.navbar-custom button[aria-expanded='true'] .navbar-toggler-awesome.fas.fa-times {
	display: inline-block;
	margin-right: 0.125rem;
}

.navbar-custom.top-nav-collapse {
	background-color: var(--primary-dark);
	box-shadow: 0 0.0625rem 0.375rem 0 rgba(0, 0, 0, 0.1);
}

/* Hero – 8rem top padding clears the fixed navbar on mobile */
.f7-hero {
  position: relative;
  overflow: hidden;
  background: linear-gradient(135deg, #6d28d9 0%, #4c1d95 100%);
  color: var(--white);
  padding: 8rem 0 7rem;
}

.f7-hero::after {
  content: "";
  position: absolute;
  left: -5%; right: -5%; bottom: -90px;
  height: 180px;
  background: var(--bg);
  border-radius: 50% 50% 0 0 / 100% 100% 0 0;
}

.f7-hero-grid {
  position: relative;
  z-index: 1;
  display: grid;
  grid-template-columns: 1.15fr 0.85fr;
  gap: 44px;
  align-items: center;
}

.f7-hero-copy h1 { margin: 0 0 18px; font-size: 54px; line-height: 1.1; }
.f7-hero-copy p { margin: 0; color: rgba(255, 255, 255, 0.9); font-size: 17px; max-width: 700px; }

.f7-hero-points {
  display: grid;
  grid-template-columns: repeat(2, minmax(0, 1fr));
  gap: 14px;
  margin-top: 28px;
  max-width: 620px;
}

.f7-hero-point {
  padding: 14px 16px;
  border-radius: 16px;
  background: rgba(255, 255, 255, 0.1);
  border: 1px solid rgba(255, 255, 255, 0.12);
  font-size: 14px;
}

/* Hero Card (Login Form) */
.f7-hero-card {
  background: var(--white);
  color: var(--text);
  border-radius: 24px;
  padding: 28px;
  box-shadow: var(--shadow);
}

.f7-hero-card h3 { margin: 0 0 10px; font-size: 28px; line-height: 1.2; }
.f7-hero-card p { margin: 0 0 20px; color: var(--muted); font-size: 15px; }

.f7-mini-form { display: grid; gap: 14px; }

.f7-mini-form input,
.f7-mini-form select {
  width: 100%;
  border: 1px solid var(--border);
  border-radius: 14px;
  padding: 14px 16px;
  font: inherit;
  color: var(--text);
  background: #fff;
  outline: none;
}

.f7-mini-form button {
  border: none;
  cursor: pointer;
  background: var(--primary);
  color: var(--white);
  border-radius: 999px;
  padding: 15px 20px;
  font: inherit;
  font-weight: 700;
  transition: 0.25s ease;
}

.f7-mini-form button:hover { background: var(--primary-dark); }

.f7-form-extra {
  margin-top: 14px;
  font-size: 13px;
  color: var(--muted);
  text-align: center;
}

.f7-form-extra a { color: var(--primary); }

/* Services */
.f7-services-grid {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  gap: 24px;
}

.f7-service-card {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: var(--radius);
  padding: 28px;
  box-shadow: 0 12px 30px rgba(17, 24, 39, 0.04);
}

.f7-service-icon {
  width: 54px; height: 54px;
  border-radius: 16px;
  background: var(--primary-light);
  color: var(--primary);
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 24px;
  margin-bottom: 18px;
}

.f7-service-card h3 { margin: 0 0 10px; font-size: 22px; }
.f7-service-card p { margin: 0; color: var(--muted); font-size: 15px; }

/* Platform */
.f7-platform-section { background: #fff; }

.f7-platform-grid {
  display: grid;
  grid-template-columns: repeat(6, minmax(0, 1fr));
  gap: 24px;
}

.f7-platform-item {
  background: var(--bg);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 24px 18px;
  text-align: center;
  font-weight: 700;
  box-shadow: 0 10px 25px rgba(17, 24, 39, 0.03);
}

.f7-platform-item span {
  display: block;
  margin-top: 8px;
  color: var(--muted);
  font-size: 14px;
  font-weight: 500;
}

/* Process */
.f7-process-grid {
  display: grid;
  grid-template-columns: repeat(4, minmax(0, 1fr));
  gap: 24px;
}

.f7-process-step {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 22px;
  padding: 28px 24px;
  text-align: center;
  box-shadow: 0 12px 28px rgba(17, 24, 39, 0.04);
}

.f7-step-number {
  width: 54px; height: 54px;
  border-radius: 50%;
  margin: 0 auto 16px;
  background: linear-gradient(135deg, #8b5cf6, #6d28d9);
  color: #fff;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 22px;
  font-weight: 800;
}

.f7-process-step h3 { margin: 0 0 10px; font-size: 20px; }
.f7-process-step p { margin: 0; color: var(--muted); font-size: 15px; }

/* FAQ */
.f7-faq-list {
  display: grid;
  gap: 24px;
  max-width: 920px;
  margin: 0 auto;
}

.f7-faq-item {
  background: var(--white);
  border: 1px solid var(--border);
  border-radius: 18px;
  padding: 22px 24px;
  box-shadow: 0 10px 24px rgba(17, 24, 39, 0.03);
}

.f7-faq-item h3 { margin: 0 0 10px; font-size: 20px; }
.f7-faq-item p { margin: 0; color: var(--muted); font-size: 15px; }

/* Footer */
.f7-footer {
  background: #12031f;
  color: rgba(255, 255, 255, 0.84);
  padding: 70px 0 32px;
}

.f7-footer-grid {
  display: grid;
  grid-template-columns: 1.2fr 0.8fr 0.8fr 1fr;
  gap: 28px;
  margin-bottom: 34px;
}

.f7-footer h4 { margin: 0 0 14px; color: #fff; font-size: 18px; }
.f7-footer p, .f7-footer li, .f7-footer a { color: rgba(255, 255, 255, 0.74); font-size: 15px; }
.f7-footer ul { list-style: none; padding: 0; margin: 0; display: grid; gap: 10px; }
.f7-footer a:hover { color: #fff; }

.f7-footer-bottom {
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  padding-top: 20px;
  display: flex;
  flex-wrap: wrap;
  gap: 12px 20px;
  justify-content: space-between;
  font-size: 14px;
}

.f7-disclaimer {
  margin-top: 12px;
  font-size: 13px;
  color: rgba(255, 255, 255, 0.55);
  line-height: 1.8;
}

/* Alert message for forms */
.alert-message-reponse { margin-top: 10px; }

/* Responsive */
@media (max-width: 1100px) {
  .f7-hero-grid,
  .f7-services-grid,
  .f7-footer-grid { grid-template-columns: 1fr 1fr; }

  .f7-hero-copy h1 { font-size: 46px; }
  .f7-platform-grid { grid-template-columns: repeat(3, 1fr); }
  .f7-process-grid { grid-template-columns: repeat(2, 1fr); }
}

/* Mobile nav */
@media (max-width: 991.98px) {
  /* 菜单列表整体居中 */
  .navbar-custom .navbar-nav {
    text-align: center;
    margin-top: 0.5rem;
    margin-bottom: 0;
  }

  /* 字体大小对齐桌面端 */
  .navbar-custom .nav-item .nav-link {
    font-size: 0.875rem;
    padding: 0.75rem 0.75rem;
  }

  /* 注册/控制面板按钮居中 */
  .navbar-custom .nav-item:last-child {
    display: flex;
    justify-content: center;
  }

  .navbar-custom .nav-item .btn-outline-sm {
    display: inline-block;
    margin: 0.75rem 0 1.375rem;
    width: auto;
    min-width: 140px;
    text-align: center;
  }
}

@media (max-width: 780px) {

  .f7-hero-grid,
  .f7-services-grid,
  .f7-platform-grid,
  .f7-process-grid,
  .f7-footer-grid,
  .f7-hero-points { grid-template-columns: 1fr; }

  .f7-hero { padding: 7rem 0 5rem; }
  .f7-hero-copy h1 { font-size: 38px; }
  .f7-section { padding: 68px 0; }
  .f7-section-title h2 { font-size: 32px; }
}

/* Desktop nav: transparent until scroll (mirrors monoka) */
@media (min-width: 992px) {
  .navbar-custom {
    padding: 2.125rem 1.5rem 2.125rem 2rem;
    background: transparent;
    box-shadow: none;
  }

  .navbar-custom .navbar-nav {
    margin-top: 0;
    margin-bottom: 0;
  }

  .navbar-custom .nav-item .nav-link {
    padding: 0.25rem 0.75rem;
  }

  .navbar-custom .nav-item .nav-link:hover,
  .navbar-custom .nav-item .nav-link.active {
    opacity: 1;
  }

  .navbar-custom.top-nav-collapse {
    padding: 1.5rem 1.5rem 1.5rem 2rem;
    background-color: var(--primary);
    box-shadow: 0 0.0625rem 0.375rem 0 rgba(0, 0, 0, 0.1);
  }

  .navbar-custom .nav-item .btn-outline-sm {
    margin-top: 0;
    margin-bottom: 0;
    margin-left: 1rem;
  }
}



/* =====================================================
   Sign Up / Forgot Password Form Pages (monoka style)
   ===================================================== */

/* Form group: must be position:relative so absolute-positioned labels stay inside */
.form-group {
	position: relative;
	margin-bottom: 1.25rem;
}

.form-group.has-error.has-danger {
	margin-bottom: 0.625rem;
}

.form-group.has-error.has-danger .help-block.with-errors ul {
	margin-top: 0.375rem;
}

/* Floating label inputs */
.label-control {
	position: absolute;
	top: 0.87rem;
	left: 1.25rem;
	color: #555;
	opacity: 1;
	font: 400 0.875rem/1.375rem "Open Sans", sans-serif;
	cursor: text;
	transition: all 0.2s ease;
}

.form-control-input:focus + .label-control,
.form-control-input.notEmpty + .label-control {
	top: 0.125rem;
	opacity: 1;
	font-size: 0.75rem;
	font-weight: 700;
}

.form-control-input,
.form-control-select {
	display: block;
	width: 100%;
	padding-top: 1.0625rem;
	padding-bottom: 0.0625rem;
	padding-left: 1.25rem;
	border: 1px solid #c4d8dc;
	border-radius: 0.25rem;
	background-color: #fff;
	color: #555;
	font: 400 0.875rem/1.875rem "Open Sans", sans-serif;
	transition: all 0.2s;
	-webkit-appearance: none;
	appearance: none;
}

.form-control-input:focus,
.form-control-select:focus {
	border: 1px solid #a1a1a1;
	outline: none;
}

.form-control-input:hover,
.form-control-select:hover {
	border: 1px solid #a1a1a1;
}

.form-control-submit-button {
	display: inline-block;
	width: 100%;
	height: 3.125rem;
	border: 1px solid var(--primary);
	border-radius: 1.5rem;
	background-color: #FAFBFE;
	color: var(--primary);
	font: 700 0.875rem/0 "Open Sans", sans-serif;
	cursor: pointer;
	transition: all 0.2s;
}

.form-control-submit-button:hover {
	background-color: var(--primary);
	color: #fff;
}

.help-block.with-errors {
	margin-top: 0.375rem;
	color: #e53e3e;
	font-size: 0.75rem;
}

/* Sign Up / Forgot Password page wrapper */
.sign-up-form {
	padding-top: 9rem;
	background-color: var(--primary);
	text-align: center;
	min-height: 100vh;
	position: relative;
}

.sign-up-form::before {
	content: '';
	position: absolute;
	top: 0; left: 0;
	width: 100%; height: 100%;
	background-image: url(../images/signup-bg.jpg);
	background-repeat: no-repeat;
	background-size: cover;
	background-position: center center;
	background-attachment: fixed;
	opacity: 0.3;
}

.sign-up-form h1,
.sign-up-form p {
	color: #fff;
}

.sign-up-form p {
	max-width: 24rem;
	margin-right: auto;
	margin-bottom: 2.5rem;
	margin-left: auto;
}

.sign-up-form .form-container {
	max-width: 500px;
	margin-right: auto;
	margin-left: auto;
	padding: 2.25rem 1.25rem 1.25rem;
	border-radius: 0.5rem;
	background-color: #FAFBFE;
	position: relative;
	z-index: 1;
}

.sign-up-form .checkbox {
	text-align: left;
}

.sign-up-form .text-muted a {
	color: var(--primary);
}

@media (min-width: 768px) {
	.sign-up-form .form-container {
		padding: 2.25rem 1.75rem 1.25rem;
	}
}