/* Professional Color Scheme for X-ray Vault */
:root {
    /* Primary Colors */
    --primary-color: #164E63;
    /* Deep navy teal */
    --primary-hover: color-mix(in srgb, var(--primary-color) 85%, black);
    /* Darker teal for hover states */
    --primary-light: color-mix(in srgb, var(--primary-color) 80%, white);
    /* Lighter teal for backgrounds */
    --primary-subtle: color-mix(in srgb, var(--primary-color) 10%, white);
    /* Very light teal for subtle backgrounds */

    /* Secondary Colors */
    --secondary-color: #0E7490;
    /* Teal blue */
    --secondary-hover: color-mix(in srgb, var(--secondary-color) 85%, black);
    /* Darker teal-blue for hover */
    --secondary-light: color-mix(in srgb, var(--secondary-color) 80%, white);
    /* Lighter teal-blue */
    --secondary-subtle: color-mix(in srgb, var(--secondary-color) 10%, white);
    /* Very light teal-blue background */

    /* Accent Colors */
    --accent-color: #F97316;
    /* Vibrant orange */
    --accent-hover: color-mix(in srgb, var(--accent-color) 85%, black);
    /* Darker orange for hover */
    --accent-light: color-mix(in srgb, var(--accent-color) 80%, white);
    /* Lighter orange */
    --accent-subtle: color-mix(in srgb, var(--accent-color) 10%, white);
    /* Very light orange background */

    /* Warning and Error Colors */
    --warning-color: #d97706;
    /* Professional amber */
    --warning-subtle: #fef3c7;
    /* Light amber background */
    --error-color: #dc2626;
    /* Professional red */
    --error-subtle: #fee2e2;
    /* Light red background */

    /* Text Colors */
    --text-primary: #1e293b;
    /* Dark slate for primary text */
    --text-secondary: #64748b;
    /* Medium slate for secondary text */
    --text-muted: #94a3b8;
    /* Light slate for muted text */
    --text-inverse: #ffffff;
    /* White text for dark backgrounds */

    /* Background Colors */
    --background-primary: #F9FAFB;
    /* Soft off-white primary background */
    --background-secondary: #ffffff;
    /* Pure white secondary background */
    --background-tertiary: #F3F4F6;
    /* Light gray tertiary background */
    --background-overlay: rgba(30, 41, 59, 0.5);
    /* Semi-transparent overlay */

    /* Surface Colors */
    --surface-primary: #ffffff;
    /* White surface */
    --surface-secondary: #F9FAFB;
    /* Soft off-white surface */
    --surface-elevated: #ffffff;
    /* Elevated surface (cards, modals) */
    --surface-hover: #f1f5f9;
    /* Surface hover state */

    /* Border Colors */
    --border-primary: #e2e8f0;
    /* Light gray primary border */
    --border-secondary: #cbd5e1;
    /* Medium gray secondary border */
    --border-focus: var(--primary-color);
    /* Focus border follows primary color */
    --border-error: #dc2626;
    /* Red error border */
    --border-success: #059669;
    /* Green success border */

    /* Shadow Colors */
    --shadow-sm: 0 1px 2px 0 rgba(30, 41, 59, 0.05);
    --shadow-md: 0 4px 6px -1px rgba(30, 41, 59, 0.1), 0 2px 4px -1px rgba(30, 41, 59, 0.06);
    --shadow-lg: 0 10px 15px -3px rgba(30, 41, 59, 0.1), 0 4px 6px -2px rgba(30, 41, 59, 0.05);
    --shadow-xl: 0 20px 25px -5px rgba(30, 41, 59, 0.1), 0 10px 10px -5px rgba(30, 41, 59, 0.04);

    /* Typography */
    --font-size-xs: 0.75rem;
    /* 12px */
    --font-size-sm: 0.875rem;
    /* 14px */
    --font-size-base: 1rem;
    /* 16px */
    --font-size-lg: 1.125rem;
    /* 18px */
    --font-size-xl: 1.25rem;
    /* 20px */
    --font-size-2xl: 1.5rem;
    /* 24px */
    --font-size-3xl: 1.875rem;
    /* 30px */
    --font-size-4xl: 2.25rem;
    /* 36px */

    /* Spacing */
    --spacing-xs: 0.25rem;
    /* 4px */
    --spacing-sm: 0.5rem;
    /* 8px */
    --spacing-md: 1rem;
    /* 16px */
    --spacing-lg: 1.5rem;
    /* 24px */
    --spacing-xl: 2rem;
    /* 32px */
    --spacing-2xl: 3rem;
    /* 48px */

    /* Border Radius */
    --radius-sm: 0.25rem;
    /* 4px */
    --radius-md: 0.375rem;
    /* 6px */
    --radius-lg: 0.5rem;
    /* 8px */
    --radius-xl: 0.75rem;
    /* 12px */
    --radius-full: 9999px;
    /* Full radius for circular elements */
}

/* Global font family - Inter for professional appearance */
body,
html {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    font-feature-settings: 'liga' 1, 'kern' 1;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1:focus {
    outline: none;
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid #26b050;
}

.invalid {
    outline: 1px solid #e50000;
}

.validation-message {
    color: #e50000;
}

.blazor-error-boundary {
    background: url(data:image/svg+xml;base64,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) no-repeat 1rem/1.8rem, #b32121;
    padding: 1rem 1rem 1rem 3.7rem;
    color: white;
}

.blazor-error-boundary::after {
    content: "An error has occurred."
}

.darker-border-checkbox.form-check-input {
    border-color: #929292;
}

/* ===== Auth pages: centered card and compact checkbox ===== */
.auth-card {
    max-width: 560px;
    margin: 3rem auto;
    padding: 1.5rem;
    background: var(--surface-elevated, #fff);
    border: 1px solid var(--border-primary, rgba(0, 0, 0, .08));
    border-radius: .75rem;
    box-shadow: var(--shadow-lg, 0 6px 22px rgba(0, 0, 0, .08));
}

.auth-card .form-control {
    border-radius: .5rem;
    padding: .6rem .75rem;
}

.auth-card .form-check-input {
    width: 16px;
    height: 16px;
    margin-top: .3rem;
    accent-color: var(--primary-color, #0d6efd);
}

.auth-card .form-check-label {
    margin-left: .35rem;
}

.form-floating>.form-control-plaintext::placeholder,
.form-floating>.form-control::placeholder {
    color: var(--bs-secondary-color);
    text-align: end;
}

.form-floating>.form-control-plaintext:focus::placeholder,
.form-floating>.form-control:focus::placeholder {
    text-align: start;
}

/* ===== MOBILE-FIRST RESPONSIVE IMPROVEMENTS ===== */

/* Enhanced mobile viewport handling */



/* Mobile-friendly tap targets */
button,
.btn,
a,
input:not([type="checkbox"]):not([type="radio"]),
select,
textarea {
    min-height: 44px;
    min-width: 44px;
}

/* Improved touch targets for mobile */
@media (max-width: 768px) {
    .btn {
        padding: 0.75rem 1rem;
        font-size: 1rem;
    }

    .btn-sm {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
        min-height: 38px;
        min-width: 38px;
    }

    .form-control {
        padding: 0.75rem;
        font-size: 1rem;
    }

    .form-control-sm {
        padding: 0.5rem 0.75rem;
        font-size: 0.875rem;
    }
}

/* Prevent horizontal scroll on mobile */
.container-fluid {
    padding-left: 15px;
    padding-right: 15px;
    max-width: 100%;
    overflow-x: hidden;
}

/* Mobile modal improvements */
@media (max-width: 576px) {
    .modal-dialog {
        margin: 0.5rem;
        max-width: calc(100% - 1rem);
    }

    .modal-content {
        border-radius: 0.5rem;
    }

    .modal-header,
    .modal-body,
    .modal-footer {
        padding: 1rem;
    }

    .modal-title {
        font-size: 1.1rem;
    }
}

/* Improved form layouts for mobile */
@media (max-width: 768px) {
    .row>[class*="col-"] {
        margin-bottom: 1rem;
    }

    .row>[class*="col-"]:last-child {
        margin-bottom: 0;
    }
}

/* Mobile-friendly alerts */
@media (max-width: 576px) {
    .alert {
        margin: 0.75rem 0;
        padding: 0.75rem;
        font-size: 0.9rem;
        border-radius: 0.5rem;
    }

    .alert .btn-close {
        padding: 0.5rem;
    }
}

/* Better focus handling for mobile */
@media (hover: none) and (pointer: coarse) {

    .btn:focus,
    .form-control:focus,
    input:focus,
    select:focus,
    textarea:focus {
        outline: 2px solid var(--primary-color);
        outline-offset: 2px;
    }
}

/* Prevent zoom on input focus on iOS */
@media screen and (max-width: 768px) {

    input[type="text"],
    input[type="email"],
    input[type="tel"],
    input[type="password"],
    input[type="search"],
    input[type="url"],
    select,
    textarea {
        font-size: 16px !important;
    }
}

/* Improved scrollbar styling for mobile */
::-webkit-scrollbar {
    width: 6px;
    height: 6px;
}

::-webkit-scrollbar-track {
    background: #f1f1f1;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb {
    background: #c1c1c1;
    border-radius: 3px;
}

::-webkit-scrollbar-thumb:hover {
    background: #a8a8a8;
}

/* Mobile loading states */
@media (max-width: 768px) {
    .spinner-border {
        width: 1.5rem;
        height: 1.5rem;
    }

    .spinner-border-sm {
        width: 1rem;
        height: 1rem;
    }
}

/* Safe area handling for mobile devices with notches */
@supports (padding: max(0px)) {
    .top-navbar {
        padding-left: max(1rem, env(safe-area-inset-left));
        padding-right: max(1rem, env(safe-area-inset-right));
    }

    .container-fluid {
        padding-left: max(15px, env(safe-area-inset-left));
        padding-right: max(15px, env(safe-area-inset-right));
    }
}

/* Mobile-optimized animations */
@media (prefers-reduced-motion: reduce) {

    *,
    *::before,
    *::after {
        animation-duration: 0.01ms !important;
        animation-iteration-count: 1 !important;
        transition-duration: 0.01ms !important;
    }
}

/* High contrast mode support */
@media (prefers-contrast: high) {
    .btn {
        border: 2px solid;
    }

    .card {
        border: 2px solid;
    }

    .alert {
        border: 2px solid;
    }
}

/* Dark mode support preparation */
@media (prefers-color-scheme: dark) {
    /* Future dark mode styles can be added here */
}

/*
    Global placeholder styling
    Make placeholder/example text clearly lighter than real input text.
    Note: .form-floating inputs intentionally hide placeholders; those rules remain more specific and will still apply.
*/
input::placeholder,
textarea::placeholder {
    /* Lighter hint color */
    color: rgba(0, 0, 0, 0.28);
    opacity: 1;
    /* Normalize across browsers */
}

/* Vendor prefixes for broader compatibility */
input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
    color: rgba(0, 0, 0, 0.28);
}

input::-moz-placeholder,
textarea::-moz-placeholder {
    color: rgba(0, 0, 0, 0.28);
    opacity: 1;
}

input:-ms-input-placeholder,
textarea:-ms-input-placeholder {
    color: rgba(0, 0, 0, 0.28);
}

input::-ms-input-placeholder,
textarea::-ms-input-placeholder {
    color: rgba(0, 0, 0, 0.28);
}

/* Higher specificity to override framework defaults on form controls */
.form-control::placeholder {
    color: rgba(0, 0, 0, 0.28);
}

.form-control::-webkit-input-placeholder {
    color: rgba(0, 0, 0, 0.28);
}

.form-control::-moz-placeholder {
    color: rgba(0, 0, 0, 0.28);
    opacity: 1;
}

.form-control:-ms-input-placeholder {
    color: rgba(0, 0, 0, 0.28);
}

.form-control::-ms-input-placeholder {
    color: rgba(0, 0, 0, 0.28);
}

/* Dark mode: use a softer light gray so placeholders remain subtle */
@media (prefers-color-scheme: dark) {

    input::placeholder,
    textarea::placeholder {
        color: rgba(255, 255, 255, 0.45);
    }

    input::-webkit-input-placeholder,
    textarea::-webkit-input-placeholder {
        color: rgba(255, 255, 255, 0.45);
    }

    input::-moz-placeholder,
    textarea::-moz-placeholder {
        color: rgba(255, 255, 255, 0.45);
        opacity: 1;
    }

    input:-ms-input-placeholder,
    textarea:-ms-input-placeholder {
        color: rgba(255, 255, 255, 0.45);
    }

    input::-ms-input-placeholder,
    textarea::-ms-input-placeholder {
        color: rgba(255, 255, 255, 0.45);
    }
}


/* Print styles for mobile */
@media print {

    .mobile-menu,
    .navbar-user-section,
    .btn,
    .alert-dismissible .btn-close {
        display: none !important;
    }

    .container-fluid {
        width: 100% !important;
        max-width: none !important;
    }
}

/* Accessibility improvements */
.sr-only {
    position: absolute !important;
    width: 1px !important;
    height: 1px !important;
    padding: 0 !important;
    margin: -1px !important;
    overflow: hidden !important;
    clip: rect(0, 0, 0, 0) !important;
    white-space: nowrap !important;
    border: 0 !important;
}

/* Skip links for accessibility */
.skip-link {
    position: absolute;
    top: -40px;
    left: 6px;
    background: var(--primary-color);
    color: white;
    padding: 8px;
    border-radius: 4px;
    text-decoration: none;
    z-index: 9999;
}

.skip-link:focus {
    top: 6px;
}

/* ===== Global UI Primitives: Icon buttons, pills, soft cards ===== */

/* Icon button (compact, unobtrusive) */
.icon-btn {
    --_size: 36px;
    --_bg: transparent;
    --_color: var(--text-secondary);
    --_border: var(--border-primary);
    --_hover-bg: var(--surface-hover);
    --_hover-color: var(--text-primary);
    --_focus-ring: var(--primary-color);
    display: inline-flex;
    align-items: center;
    justify-content: center;
    width: var(--_size);
    height: var(--_size);
    padding: 0;
    border-radius: var(--radius-md);
    background: var(--_bg);
    color: var(--_color);
    border: 1px solid var(--_border);
    transition: background-color .2s ease, color .2s ease, transform .12s ease, box-shadow .2s ease;
}

.icon-btn:hover {
    background: var(--_hover-bg);
    color: var(--_hover-color);
    transform: translateY(-1px);
}

.icon-btn:active {
    transform: translateY(0);
}

.icon-btn:focus-visible {
    outline: 2px solid var(--_focus-ring);
    outline-offset: 2px;
}

.icon-btn i,
.icon-btn svg {
    font-size: 0.9rem;
    width: 1rem;
    height: 1rem;
}

.icon-btn-sm {
    --_size: 30px;
    border-radius: var(--radius-sm);
}

.icon-btn-lg {
    --_size: 42px;
    border-radius: var(--radius-lg);
}

/* Variants */
.icon-btn-neutral {
    --_border: var(--border-primary);
}

.icon-btn-primary {
    --_color: var(--primary-color);
    --_border: color-mix(in srgb, var(--primary-color) 40%, var(--border-primary));
    --_hover-bg: var(--primary-subtle);
}

.icon-btn-danger {
    --_color: var(--error-color);
    --_border: color-mix(in srgb, var(--error-color) 35%, var(--border-primary));
    --_hover-bg: var(--error-subtle);
}

.icon-btn-success {
    --_color: var(--accent-color);
    --_border: color-mix(in srgb, var(--accent-color) 35%, var(--border-primary));
    --_hover-bg: var(--accent-subtle);
}

/* Soft card */
.card-soft {
    background: var(--surface-primary);
    border: 1px solid var(--border-primary);
    border-radius: var(--radius-lg);
    box-shadow: var(--shadow-sm);
}

/* Subtle pill */
.pill {
    display: inline-flex;
    align-items: center;
    gap: .375rem;
    padding: .25rem .5rem;
    border-radius: 9999px;
    border: 1px solid var(--border-primary);
    background: var(--surface-secondary);
    color: var(--text-secondary);
    font-size: var(--font-size-xs);
    line-height: 1;
}

/* Muted helpers */
.text-muted-soft {
    color: var(--text-muted) !important;
}

.bg-surface-soft {
    background: var(--surface-secondary) !important;
}

.border-subtle {
    border-color: var(--border-primary) !important;
}