/*=============================================================
 * MIWAI Conference Registration Platform - Global Stylesheet
 * Theme: Shade of #31706b / White
 *=============================================================*/

:root {
    --miwai-primary: #31706b;
    --miwai-primary-dark: #275754;
    --miwai-primary-light: #4a908b;
    --miwai-primary-50: #f0f7f6;
    --miwai-primary-100: #daeeec;
    --miwai-secondary: #ffffff;
    --miwai-accent: #e8a838;
    --miwai-text: #2d3436;
    --miwai-text-muted: #6c757d;
    --miwai-bg: #f8f9fa;
    --miwai-border: #dee2e6;
    --miwai-success: #28a745;
    --miwai-danger: #dc3545;
    --miwai-warning: #ffc107;
    --miwai-info: #17a2b8;
}

/*------- Base -------*/
body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, 'Helvetica Neue', Arial, sans-serif;
    background-color: var(--miwai-bg);
    color: var(--miwai-text);
    min-height: 100vh;
}

/*------- Brand Colors -------*/
.bg-miwai { background-color: var(--miwai-primary) !important; }
.bg-miwai-dark { background-color: var(--miwai-primary-dark) !important; }
.bg-miwai-light { background-color: var(--miwai-primary-50) !important; }
.text-miwai { color: var(--miwai-primary) !important; }
.text-miwai-dark { color: var(--miwai-primary-dark) !important; }

/*------- Buttons -------*/
.btn-miwai {
    background-color: var(--miwai-primary);
    border-color: var(--miwai-primary);
    color: #fff;
}
.btn-miwai:hover {
    background-color: var(--miwai-primary-dark);
    border-color: var(--miwai-primary-dark);
    color: #fff;
}
.btn-outline-miwai {
    border-color: var(--miwai-primary);
    color: var(--miwai-primary);
}
.btn-outline-miwai:hover {
    background-color: var(--miwai-primary);
    color: #fff;
}

/*------- Platform Header/Footer (home layout) -------*/
.platform-header {
    background: linear-gradient(135deg, var(--miwai-primary) 0%, var(--miwai-primary-dark) 100%);
    box-shadow: 0 2px 8px rgba(0,0,0,0.12);
    position: sticky;
    top: 0;
    z-index: 1030;
}
.platform-logo {
    color: #fff;
    font-size: 1.25rem;
}
.platform-logo:hover {
    color: rgba(255,255,255,0.9);
}
.platform-nav a {
    color: rgba(255, 255, 255, 0.85);
    font-size: 0.95rem;
    transition: color 0.2s;
}
.platform-nav a:hover {
    color: #fff;
}
.platform-footer {
    background-color: #1a2e2c;
    color: rgba(255,255,255,0.8);
    margin-top: auto;
}
.platform-footer h5 {
    color: #fff;
}

/*------- Navbar -------*/
.navbar-miwai {
    background-color: var(--miwai-primary);
    box-shadow: 0 2px 4px rgba(0,0,0,0.08);
}
.navbar-miwai .navbar-brand,
.navbar-miwai .nav-link {
    color: rgba(255, 255, 255, 0.95) !important;
}
.navbar-miwai .nav-link:hover {
    color: #fff !important;
}

/*------- Cards -------*/
.card {
    border: 1px solid var(--miwai-border);
    border-radius: 0.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.card-header.bg-miwai {
    color: #fff;
}

/*------- Login Page -------*/
.login-wrapper {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, var(--miwai-primary) 0%, var(--miwai-primary-dark) 100%);
    padding: 1rem;
}
.login-card {
    background: #fff;
    border-radius: 0.75rem;
    box-shadow: 0 10px 40px rgba(0,0,0,0.2);
    max-width: 420px;
    width: 100%;
    padding: 2.5rem;
}
.login-logo {
    width: 64px;
    height: 64px;
    margin: 0 auto 1rem;
    background: var(--miwai-primary-50);
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.5rem;
    color: var(--miwai-primary);
}

/*------- Conference Landing -------*/
.conference-hero {
    background: linear-gradient(135deg, var(--miwai-primary) 0%, var(--miwai-primary-dark) 100%);
    color: #fff;
    padding: 4rem 0;
}
.conference-hero h1 {
    font-weight: 700;
    margin-bottom: 1rem;
}

/*------- Registration Form -------*/
.registration-form .form-section {
    background: #fff;
    border-radius: 0.5rem;
    padding: 2rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 1px 3px rgba(0,0,0,0.05);
}
.registration-form .form-section h3 {
    color: var(--miwai-primary);
    border-bottom: 2px solid var(--miwai-primary-100);
    padding-bottom: 0.5rem;
    margin-bottom: 1.5rem;
}
.form-control:focus,
.form-select:focus {
    border-color: var(--miwai-primary-light);
    box-shadow: 0 0 0 0.2rem rgba(49, 112, 107, 0.15);
}

/*------- Pricing Cards -------*/
.pricing-card {
    border: 2px solid var(--miwai-border);
    border-radius: 0.5rem;
    transition: all 0.2s;
}
.pricing-card:hover {
    border-color: var(--miwai-primary);
    box-shadow: 0 4px 12px rgba(49, 112, 107, 0.15);
}
.pricing-card.selected {
    border-color: var(--miwai-primary);
    background-color: var(--miwai-primary-50);
}

/*------- Badges -------*/
.badge-pending { background-color: var(--miwai-warning); color: #212529; }
.badge-paid { background-color: var(--miwai-success); }
.badge-failed { background-color: var(--miwai-danger); }
.badge-refunded { background-color: #6c757d; }

/*------- Admin Sidebar -------*/
.admin-sidebar {
    min-height: calc(100vh - 56px);
    background-color: #343a40;
}
.admin-sidebar .nav-link {
    color: rgba(255, 255, 255, 0.8);
    padding: 0.75rem 1rem;
    border-radius: 0.25rem;
    margin: 0.125rem 0.5rem;
}
.admin-sidebar .nav-link:hover,
.admin-sidebar .nav-link.active {
    color: #fff;
    background-color: var(--miwai-primary);
}

/*------- Stats Cards -------*/
.stat-card {
    border-left: 4px solid var(--miwai-primary);
}
.stat-card .stat-value {
    font-size: 1.75rem;
    font-weight: 700;
    color: var(--miwai-text);
}
.stat-card .stat-label {
    color: var(--miwai-text-muted);
    font-size: 0.875rem;
}

/*------- Progress Indicator -------*/
.progress-indicator {
    display: flex;
    justify-content: space-between;
    margin-bottom: 2rem;
    position: relative;
}
.progress-indicator::before {
    content: '';
    position: absolute;
    top: 18px;
    left: 0;
    right: 0;
    height: 2px;
    background: var(--miwai-border);
    z-index: 0;
}
.progress-step {
    text-align: center;
    position: relative;
    z-index: 1;
    flex: 1;
}
.progress-step .step-circle {
    width: 36px;
    height: 36px;
    border-radius: 50%;
    background: #fff;
    border: 2px solid var(--miwai-border);
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 0.5rem;
    font-weight: 600;
    color: var(--miwai-text-muted);
}
.progress-step.active .step-circle {
    background: var(--miwai-primary);
    border-color: var(--miwai-primary);
    color: #fff;
}
.progress-step.completed .step-circle {
    background: var(--miwai-success);
    border-color: var(--miwai-success);
    color: #fff;
}

/*------- Loading Spinner Overlay -------*/
.loading-overlay {
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background: rgba(255, 255, 255, 0.8);
    display: flex;
    align-items: center;
    justify-content: center;
    z-index: 9999;
}

/*------- Toast Notifications -------*/
.toast-container {
    position: fixed;
    top: 1rem;
    right: 1rem;
    z-index: 9999;
}

/*------- Responsive -------*/
@media (max-width: 768px) {
    .conference-hero {
        padding: 2rem 0;
    }
    .login-card {
        padding: 1.5rem;
    }
    .navbar-brand-text {
        display: none;
    }
}

/*------- Accessibility -------*/
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}
*:focus-visible {
    outline: 2px solid var(--miwai-primary);
    outline-offset: 2px;
}