/* ============================================================
   OSR Corporate Identity — Passwort Einmal Sicht
   ============================================================ */

/* == Tokens == */
:root {
    /* OSR palette */
    --osr-indigo:         #001478;
    --osr-lila:           #AA5AFF;
    --osr-tuerkis:        #69F5C8;
    --osr-blau:           #0AAEFE;
    --osr-tuerkis-hell:   #A0FFDC;
    --osr-tuerkis-dunkel: #00E1B9;
    --osr-orange:         #FF6600;
    --osr-gelb:           #E6FF00;

    /* Surfaces */
    --bg-deep:            #050a18;
    --bg-card:            #0a1128;
    --bg-card-hover:      #0e1640;
    --glass-bg:           rgba(10, 17, 40, 0.65);
    --glass-border:       rgba(170, 90, 255, 0.15);
    --glass-border-hover: rgba(170, 90, 255, 0.30);

    /* Text */
    --text-primary:       #f0f0f8;
    --text-secondary:     rgba(240, 240, 248, 0.7);
    --text-muted:         rgba(240, 240, 248, 0.7);   /* WCAG AA — min 0.7 opacity */

    /* Spacing / radius */
    --radius:             16px;
    --radius-sm:          10px;

    /* Shadows */
    --shadow-card:        0 12px 40px rgba(170, 90, 255, 0.15);
    --shadow-glow:        0 0 30px rgba(170, 90, 255, 0.3);
}

/* == Base == */
*,
*::before,
*::after {
    box-sizing: border-box;
}

html {
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

body {
    font-family: 'Barlow', sans-serif;
    font-weight: 400;
    line-height: 1.6;
    color: var(--text-primary);
    background-color: var(--bg-deep);
    min-height: 100vh;
    margin: 0;
}

/* Ambient orbs — soft floating lila + türkis glows */
body::before,
body::after {
    content: '';
    position: fixed;
    border-radius: 50%;
    pointer-events: none;
    z-index: 0;
    filter: blur(120px);
    opacity: 0.15;
}

body::before {
    width: 600px;
    height: 600px;
    background: radial-gradient(circle, var(--osr-lila), transparent 70%);
    top: -10%;
    left: -10%;
    animation: orb-float 20s ease-in-out infinite;
}

body::after {
    width: 500px;
    height: 500px;
    background: radial-gradient(circle, var(--osr-tuerkis), transparent 70%);
    bottom: -10%;
    right: -10%;
    animation: orb-float 25s ease-in-out infinite reverse;
}

@keyframes orb-float {
    0%, 100% { transform: translate(0, 0); }
    25%      { transform: translate(60px, 40px); }
    50%      { transform: translate(-30px, 80px); }
    75%      { transform: translate(40px, -20px); }
}

/* Gradient text animation — hero headings only */
@keyframes gradient-shift {
    0%   { background-position: 0% 50%; }
    50%  { background-position: 100% 50%; }
    100% { background-position: 0% 50%; }
}

.gradient-text {
    background: linear-gradient(135deg, var(--osr-lila), var(--osr-blau), var(--osr-tuerkis));
    background-size: 200% 200%;
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    animation: gradient-shift 4s ease infinite;
}

/* == Radzen Overrides == */
:root {
    --rz-primary:                          var(--osr-lila);
    --rz-primary-light:                    #c78aff;
    --rz-primary-dark:                     #7733cc;
    --rz-secondary:                        var(--osr-tuerkis);
    --rz-base:                             var(--text-primary);
    --rz-base-background-color:            var(--bg-deep);
    --rz-body-background-color:            var(--bg-deep);
    --rz-text-color:                       var(--text-primary);
    --rz-text-title-color:                 var(--text-primary);
    --rz-text-secondary-color:             var(--text-secondary);
    --rz-input-background-color:           rgba(10, 17, 40, 0.8);
    --rz-input-border-color:               var(--glass-border);
    --rz-input-hover-border-color:         var(--glass-border-hover);
    --rz-input-focus-border-color:         var(--osr-lila);
    --rz-border-color:                     var(--glass-border);
    --rz-border-radius:                    var(--radius-sm);

    --rz-button-background-color:          var(--osr-lila);
    --rz-button-text-color:                #fff;
    --rz-button-hover-background-color:    #c78aff;
    --rz-button-active-background-color:   #7733cc;
    --rz-button-border-radius:             var(--radius-sm);

    --rz-secondary-button-background-color:       var(--osr-orange);
    --rz-secondary-button-text-color:             #fff;
    --rz-secondary-button-hover-background-color: #ff8533;
    --rz-secondary-button-active-background-color:#cc5200;

    --rz-checkbox-background-color:        var(--osr-tuerkis);
    --rz-checkbox-check-color:             var(--bg-deep);
    --rz-checkbox-border-color:            var(--glass-border);
    --rz-checkbox-hover-border-color:      var(--osr-lila);

    --rz-danger:           var(--osr-orange);
    --rz-success:          var(--osr-tuerkis);
    --rz-warning:          var(--osr-gelb);
    --rz-info:             var(--osr-blau);

    --rz-overlay-background-color: rgba(5, 10, 24, 0.85);

    --rz-card-background-color:   var(--glass-bg);
    --rz-card-border-color:       var(--glass-border);

    --rz-color-picker-background-color: var(--bg-card);

    /* Radzen base surfaces */
    --rz-dark:            var(--bg-card);
    --rz-black:           var(--bg-deep);
    --rz-light:           var(--text-primary);
    --rz-white:           #ffffff;
}

/* Radzen textarea inside .input wrapper */
.input .rz-textarea {
    background: rgba(10, 17, 40, 0.8) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius-sm) !important;
    color: var(--text-primary) !important;
    font-family: 'Barlow', sans-serif !important;
    font-size: 1rem !important;
    padding: 0.75rem 1rem !important;
    transition: border-color 200ms ease, box-shadow 200ms ease;
}

.input .rz-textarea:focus {
    border-color: var(--osr-lila) !important;
    box-shadow: 0 0 0 3px rgba(170, 90, 255, 0.2) !important;
    outline: none !important;
}

/* Radzen DatePicker */
.rz-datepicker .rz-inputtext {
    background: rgba(10, 17, 40, 0.8) !important;
    border: 1px solid var(--glass-border) !important;
    color: var(--text-primary) !important;
    border-radius: var(--radius-sm) !important;
}

/* == Bootstrap Overrides == */
[data-bs-theme="dark"] {
    --bs-body-bg:             var(--bg-deep);
    --bs-body-color:          var(--text-primary);
    --bs-primary:             var(--osr-lila);
    --bs-secondary:           var(--osr-blau);
    --bs-success:             var(--osr-tuerkis);
    --bs-danger:              var(--osr-orange);
    --bs-warning:             var(--osr-gelb);
    --bs-info:                var(--osr-blau);
    --bs-border-color:        var(--glass-border);
    --bs-card-bg:             var(--glass-bg);
    --bs-card-border-color:   var(--glass-border);
    --bs-primary-bg-subtle:   rgba(170, 90, 255, 0.1);
    --bs-danger-bg-subtle:    rgba(255, 102, 0, 0.1);
    --bs-success-bg-subtle:   rgba(105, 245, 200, 0.1);
}

/* == Components == */

/* --- Glass card --- */
.card {
    background: var(--glass-bg) !important;
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius) !important;
    padding: 1.5rem;
    color: var(--text-primary);
    transition: transform 200ms ease, border-color 200ms ease, box-shadow 200ms ease;
}

.card:hover {
    transform: translateY(-2px);
    border-color: var(--glass-border-hover) !important;
    box-shadow: var(--shadow-card);
}

.card-header {
    background: transparent !important;
    border-bottom: 1px solid var(--glass-border) !important;
    color: var(--text-primary);
    font-weight: 700;
    border-radius: var(--radius) var(--radius) 0 0 !important;
}

.card-body {
    color: var(--text-primary);
}

/* --- Alerts --- */
.alert {
    display: flex;
    justify-content: center;
    border-radius: var(--radius-sm);
    border: 1px solid;
    backdrop-filter: blur(12px);
    -webkit-backdrop-filter: blur(12px);
}

.alert-danger {
    background: rgba(255, 102, 0, 0.1) !important;
    border-color: rgba(255, 102, 0, 0.3) !important;
    color: var(--osr-orange) !important;
}

/* --- Input wrapper --- */
.input {
    display: flex;
    justify-self: center;
    width: 80%;
    overflow: hidden;
    text-align: center;
}

/* --- Toast stack (errors above the card) --- */
.toast-stack {
    display: flex;
    flex-direction: column;
    gap: 0.5rem;
    align-items: center;
    margin-bottom: 1rem;
}

/* --- Create-secret card --- */
.create-card {
    display: grid;
    gap: 0.25rem;
    justify-items: center;
}

/* --- File disclosure toggle --- */
.file-disclosure {
    border: 1px solid var(--glass-border);
    border-radius: var(--radius-sm);
    overflow: hidden;
    transition: border-color 200ms ease;
    width: 100%;
    max-width: 500px;
    justify-self: center;
}

.file-disclosure:hover {
    border-color: var(--glass-border-hover);
}

.file-disclosure-toggle {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 0.5rem;
    padding: 0.75rem 1rem;
    cursor: pointer;
    color: var(--text-secondary);
    font-weight: 600;
    transition: color 200ms ease;
    user-select: none;
}

.file-disclosure-toggle:hover {
    color: var(--osr-lila);
}

.file-disclosure-body {
    padding: 0 1rem 1rem;
}

#file-list {
    padding: 0;
    margin: 0.5rem 0 0;
}

#file-list li {
    list-style: none;
    padding: 0.25rem 0;
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* --- Drop zone --- */
#drop-zone {
    border: 2px dashed var(--glass-border) !important;
    border-radius: var(--radius-sm) !important;
    padding: 40px !important;
    transition: border-color 200ms ease, box-shadow 200ms ease, background-color 200ms ease;
    cursor: pointer;
    text-align: center;
    color: var(--text-secondary);
}

#drop-zone:hover {
    border-color: var(--osr-lila) !important;
    box-shadow: 0 0 20px rgba(170, 90, 255, 0.15);
}

/* --- Create actions --- */
.create-actions {
    display: grid;
    margin-top: 1rem;
}

.create-button-wrap {
    justify-self: center;
}

.progress-wrap {
    justify-self: center;
    display: grid;
    gap: 0.25rem;
    text-align: center;
}

#progressbar progress {
    accent-color: var(--osr-lila);
}

#progressbar label {
    color: var(--text-secondary);
    font-size: 0.875rem;
}

/* --- Result link card --- */
.get-link {
    margin-top: 1.5rem;
}

.get-link .card-header {
    display: grid;
    gap: 0.5rem;
    padding: 1rem 1.25rem;
}

.copy-area {
    display: flex;
    justify-content: center;
    align-items: stretch;
    gap: 0;
}

/* --- Copy-link button --- */
.copy-link {
    background: transparent !important;
    border: none !important;
    cursor: pointer;
    position: relative;
}

.copy-link i {
    color: var(--osr-lila);
    font-size: 1.5rem;
    transition: text-shadow 200ms ease, color 200ms ease;
}

.copy-link:hover i {
    color: var(--osr-tuerkis-hell);
    text-shadow: var(--shadow-glow);
}

.copy-link-icon {
    background-color: transparent;
    border-style: none;
    z-index: 99;
}

.copy-link-icon:hover {
    cursor: text;
}

/* --- Link copied message --- */
.link-msg {
    display: flex;
    justify-content: center;
    color: var(--osr-tuerkis);
    font-weight: 700;
    font-size: 1rem;
    min-height: 1.5em;
    transition: opacity 300ms ease;
}

/* --- Notification options --- */
.notification-options {
    display: grid;
    gap: 0.625rem;
    padding-top: 0.5rem;
}

/* --- Secret "already viewed" --- */
.secret-viewn {
    display: flex;
    justify-self: center;
    justify-content: center;
    text-align: center;
    padding: 2rem 2.5rem;
    margin-top: 3rem;
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border: 1px solid rgba(255, 102, 0, 0.25);
    border-radius: var(--radius);
    color: var(--osr-orange);
    font-weight: 700;
    font-size: 1.25rem;
    line-height: 1.5;
}

/* --- Warning banner (ShowSecret) --- */
.warning-banner {
    background: rgba(255, 102, 0, 0.08) !important;
    border: 1px solid rgba(255, 102, 0, 0.25) !important;
    border-radius: var(--radius-sm) !important;
    color: var(--osr-orange) !important;
    justify-self: center;
}

/* --- Confirmation card (ShowSecret) --- */
.confirm-card .card-header h1 {
    font-size: 1.5rem;
    font-weight: 800;
    margin: 0;
    padding: 0;
}

/* --- Bot prevention --- */
.bot-wrapper {
    display: grid;
}

.bot-card {
    justify-self: center;
    width: 320px;
    margin-top: 100px;
    text-align: center;
}

.bot-card .card-header {
    font-size: 1.125rem;
    font-weight: 700;
}

.bot-card-body {
    display: flex;
    justify-content: space-around;
}

/* --- Error page --- */
.error-page h1 {
    color: var(--osr-orange);
    font-weight: 800;
    font-size: 2rem;
}

.error-page h2 {
    color: var(--osr-orange);
    font-weight: 700;
    font-size: 1.125rem;
}

.error-page h3 {
    color: var(--text-secondary);
    font-size: 0.75rem;
    font-weight: 700;
    text-transform: uppercase;
    letter-spacing: 2px;
    margin-top: 1.5rem;
}

.error-page code {
    background: rgba(170, 90, 255, 0.1);
    border: 1px solid var(--glass-border);
    border-radius: 4px;
    padding: 0.15em 0.4em;
    color: var(--osr-blau);
    font-size: 0.875rem;
}

/* --- Blazor error UI --- */
#blazor-error-ui {
    background: var(--glass-bg);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-top: 1px solid rgba(255, 102, 0, 0.3);
    color: var(--osr-orange);
    bottom: 0;
    box-sizing: border-box;
    display: none;
    left: 0;
    padding: 0.6rem 1.25rem 0.7rem 1.25rem;
    position: fixed;
    width: 100%;
    z-index: 1000;
    font-weight: 600;
}

#blazor-error-ui a {
    color: var(--osr-tuerkis);
}

#blazor-error-ui .dismiss {
    color: var(--text-secondary);
    cursor: pointer;
    position: absolute;
    right: 0.75rem;
    top: 0.5rem;
}

/* --- Blazor error boundary --- */
.blazor-error-boundary {
    background: rgba(255, 102, 0, 0.15);
    backdrop-filter: blur(12px);
    border: 1px solid rgba(255, 102, 0, 0.3);
    border-radius: var(--radius-sm);
    padding: 1rem;
    color: var(--osr-orange);
}

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

/* --- Misc --- */
a, .btn-link {
    color: var(--osr-blau);
    text-decoration: none;
    transition: color 150ms ease;
}

a:hover, .btn-link:hover {
    color: var(--osr-tuerkis-hell);
}

h1:focus {
    outline: none;
}

.alternate-msg a {
    color: var(--osr-blau);
}

input:checked + label {
    color: var(--osr-tuerkis);
}

.valid.modified:not([type=checkbox]) {
    outline: 1px solid var(--osr-tuerkis);
}

.invalid {
    outline: 1px solid var(--osr-orange);
}

.validation-message {
    color: var(--osr-orange);
}

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

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

.darker-border-checkbox.form-check-input {
    border-color: var(--glass-border);
}

.btn:focus,
.btn:active:focus,
.btn-link.nav-link:focus,
.form-control:focus,
.form-check-input:focus {
    box-shadow: 0 0 0 0.1rem var(--osr-tuerkis-hell), 0 0 0 0.25rem var(--osr-lila);
}

/* --- Brand heading (layout) --- */
.brand-heading {
    font-size: clamp(2.5rem, 6vw, 5rem);
    font-weight: 800;
    font-style: italic;
    line-height: 1.1;
    margin: 0;
}

.brand-subtitle {
    font-size: 0.75rem;
    letter-spacing: 3px;
    text-transform: uppercase;
    color: var(--osr-lila);
    font-weight: 700;
    margin: 0.5rem 0 0 0;
}

.section-label {
    text-transform: uppercase;
    font-size: 0.75rem;
    letter-spacing: 3px;
    color: var(--osr-lila);
    font-weight: 700;
}

/* --- Save-secret page wrapper --- */
.save-secret-page {
    display: flex;
    flex-direction: column;
}

/* == Responsive == */
@media (max-width: 1024px) {
    .hidden-file-input::after {
        content: "Select File";
    }

    .info-text {
        display: none;
    }
}

@media (max-width: 950px) {
    .link {
        display: none;
    }

    .bi-info-circle {
        display: block !important;
    }

    .copy-link::after {
        content: "Copy Link";
        margin-left: 10px;
        padding-right: 10px;
    }
}

@media (max-width: 660px) {
    .input {
        width: 100%;
    }

    .alternate-msg {
        font-size: 1rem;
    }

    .alert {
        font-size: 0.875rem;
        width: 90% !important;
    }

    .secret-viewn {
        width: 90%;
        font-size: 1rem;
        padding: 1.5rem;
    }

    .file-disclosure {
        max-width: 100%;
    }

    .brand-heading {
        font-size: clamp(2rem, 8vw, 3.5rem);
    }
}