/* ====================================================
   pb.tmcsd.de – Global Stylesheet
   ==================================================== */

/* --- CSS Custom Properties --- */
:root {
    --color-bg:        #0f1117;
    --color-surface:   #1a1d27;
    --color-surface2:  #22263a;
    --color-border:    #2e3350;
    --color-primary:   #5b8dee;
    --color-primary-h: #7aa6f5;
    --color-danger:    #e05c6a;
    --color-danger-h:  #f07a87;
    --color-success:   #3ecf8e;
    --color-text:      #e2e8f0;
    --color-muted:     #8892a4;
    --radius:          10px;
    --shadow:          0 4px 24px rgba(0,0,0,.45);
    --font-mono:       'JetBrains Mono', 'Fira Code', 'Cascadia Code', monospace;
    --font-ui:         'Inter', system-ui, sans-serif;
    --transition:      .18s ease;
}

/* --- Reset & Base --- */
*, *::before, *::after { box-sizing: border-box; margin: 0; padding: 0; }

html { scroll-behavior: smooth; }

body {
    background: var(--color-bg);
    color: var(--color-text);
    font-family: var(--font-ui);
    font-size: 15px;
    line-height: 1.6;
    min-height: 100vh;
}

a { color: var(--color-primary); text-decoration: none; transition: color var(--transition); }
a:hover { color: var(--color-primary-h); }

/* --- Layout --- */
.container {
    max-width: 900px;
    margin: 0 auto;
    padding: 0 1.5rem;
}

/* --- Header / Navbar --- */
.navbar {
    background: var(--color-surface);
    border-bottom: 1px solid var(--color-border);
    padding: .9rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar .container {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
}

.navbar-brand {
    font-size: 1.25rem;
    font-weight: 700;
    color: var(--color-text);
    letter-spacing: -.5px;
}

.navbar-brand span { color: var(--color-primary); }

.navbar-actions { display: flex; gap: .75rem; align-items: center; }

/* --- Buttons --- */
.btn {
    display: inline-flex;
    align-items: center;
    gap: .4rem;
    padding: .48rem 1.1rem;
    border-radius: var(--radius);
    font-size: .875rem;
    font-weight: 500;
    cursor: pointer;
    border: 1px solid transparent;
    transition: background var(--transition), color var(--transition), border-color var(--transition);
    text-decoration: none;
}

.btn-primary {
    background: var(--color-primary);
    color: #fff;
}
.btn-primary:hover { background: var(--color-primary-h); color: #fff; }

.btn-secondary {
    background: var(--color-surface2);
    color: var(--color-text);
    border-color: var(--color-border);
}
.btn-secondary:hover { background: var(--color-border); }

.btn-danger {
    background: transparent;
    color: var(--color-danger);
    border-color: var(--color-danger);
}
.btn-danger:hover { background: var(--color-danger); color: #fff; }

.btn-ghost {
    background: transparent;
    color: var(--color-muted);
}
.btn-ghost:hover { color: var(--color-text); }

.btn-sm { padding: .3rem .75rem; font-size: .8rem; }

/* --- Cards --- */
.card {
    background: var(--color-surface);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    box-shadow: var(--shadow);
}

.card-header {
    padding: 1rem 1.25rem .75rem;
    border-bottom: 1px solid var(--color-border);
    display: flex;
    align-items: flex-start;
    justify-content: space-between;
    gap: .75rem;
    flex-wrap: wrap;
}

.card-body { padding: 1.25rem; }

.card-footer {
    padding: .75rem 1.25rem;
    border-top: 1px solid var(--color-border);
    display: flex;
    gap: .5rem;
    flex-wrap: wrap;
    align-items: center;
}

/* --- Snippet List --- */
.snippet-list {
    display: flex;
    flex-direction: column;
    gap: 1rem;
    margin-top: 1.5rem;
}

.snippet-card:hover {
    border-color: var(--color-primary);
    transition: border-color var(--transition);
}

.snippet-subject {
    font-size: 1.05rem;
    font-weight: 600;
    color: var(--color-text);
    word-break: break-word;
}

.snippet-meta {
    font-size: .8rem;
    color: var(--color-muted);
    white-space: nowrap;
}

.snippet-preview {
    font-family: var(--font-mono);
    font-size: .82rem;
    color: var(--color-muted);
    white-space: pre-wrap;
    word-break: break-all;
    line-height: 1.5;
    max-height: 80px;
    overflow: hidden;
    -webkit-mask-image: linear-gradient(to bottom, black 40%, transparent 100%);
    mask-image: linear-gradient(to bottom, black 40%, transparent 100%);
}

/* --- Forms --- */
.form-group { margin-bottom: 1.25rem; }

.form-label {
    display: block;
    margin-bottom: .4rem;
    font-size: .875rem;
    font-weight: 500;
    color: var(--color-muted);
}

.form-control {
    width: 100%;
    padding: .6rem .9rem;
    background: var(--color-bg);
    color: var(--color-text);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    font-size: .95rem;
    font-family: inherit;
    transition: border-color var(--transition), box-shadow var(--transition);
    outline: none;
}

.form-control:focus {
    border-color: var(--color-primary);
    box-shadow: 0 0 0 3px rgba(91,141,238,.2);
}

textarea.form-control {
    resize: vertical;
    min-height: 260px;
    font-family: var(--font-mono);
    font-size: .875rem;
    line-height: 1.6;
}

.char-count {
    text-align: right;
    font-size: .78rem;
    color: var(--color-muted);
    margin-top: .25rem;
}

/* --- View Snippet --- */
.snippet-content-block {
    background: var(--color-bg);
    border: 1px solid var(--color-border);
    border-radius: var(--radius);
    padding: 1.25rem;
    font-family: var(--font-mono);
    font-size: .875rem;
    line-height: 1.7;
    white-space: pre-wrap;
    word-break: break-word;
    overflow-x: auto;
}

/* --- Login Page --- */
.login-wrap {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    padding: 2rem 1rem;
}

.login-card {
    width: 100%;
    max-width: 400px;
}

.login-title {
    font-size: 1.5rem;
    font-weight: 700;
    text-align: center;
    margin-bottom: 1.75rem;
    color: var(--color-text);
}

.login-title span { color: var(--color-primary); }

/* --- Alerts --- */
.alert {
    padding: .75rem 1rem;
    border-radius: var(--radius);
    font-size: .875rem;
    margin-bottom: 1rem;
    border: 1px solid transparent;
}

.alert-danger {
    background: rgba(224,92,106,.12);
    border-color: rgba(224,92,106,.4);
    color: #f5a0aa;
}

.alert-success {
    background: rgba(62,207,142,.1);
    border-color: rgba(62,207,142,.35);
    color: var(--color-success);
}

/* --- Page Header --- */
.page-header {
    padding: 2rem 0 1rem;
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 1rem;
    flex-wrap: wrap;
}

.page-title {
    font-size: 1.4rem;
    font-weight: 700;
}

/* --- Empty State --- */
.empty-state {
    text-align: center;
    padding: 4rem 2rem;
    color: var(--color-muted);
}

.empty-state .empty-icon { font-size: 3rem; margin-bottom: 1rem; }
.empty-state p { margin-bottom: 1.5rem; }

/* --- Utilities --- */
.text-muted { color: var(--color-muted); }
.mt-1 { margin-top: .5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-0 { margin-bottom: 0; }
.d-flex { display: flex; }
.gap-2 { gap: .5rem; }
.ms-auto { margin-left: auto; }

/* --- Footer --- */
.footer {
    text-align: center;
    padding: 2rem 0;
    color: var(--color-muted);
    font-size: .8rem;
    border-top: 1px solid var(--color-border);
    margin-top: 3rem;
}

/* --- Responsive --- */
@media (max-width: 600px) {
    .card-header { flex-direction: column; }
    .snippet-meta { white-space: normal; }
    .page-header { flex-direction: column; align-items: flex-start; }
}