/* ── Cloudshare.se Modern Styling ── */
:root {
    --bg: #f8fafc;
    --card-bg: #ffffff;
    --card-border: #e2e8f0;
    --card-shadow: 0 4px 6px -1px rgba(0, 0, 0, 0.05), 0 2px 4px -2px rgba(0, 0, 0, 0.05);
    --fg: #0f172a;
    --fg-muted: #64748b;
    --fg-subtle: #94a3b8;
    
    --primary: #2563eb;
    --primary-hover: #1d4ed8;
    --primary-light: #eff6ff;
    --primary-fg: #ffffff;
    
    --accent: #0ea5e9;
    --success: #10b981;
    --danger: #ef4444;
    --danger-light: #fef2f2;
    
    --code-bg: #f1f5f9;
    --code-fg: #0f172a;
    --code-border: #e2e8f0;
    
    --radius-sm: 6px;
    --radius-md: 10px;
    --radius-lg: 14px;
    --radius-full: 9999px;
    
    --font-sans: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, "Helvetica Neue", Arial, sans-serif;
    --font-mono: ui-monospace, "SF Mono", "Cascadia Code", "Fira Code", "Courier New", monospace;
}

@media (prefers-color-scheme: dark) {
    :root {
        --bg: #090d16;
        --card-bg: #111827;
        --card-border: #1f293d;
        --card-shadow: 0 4px 12px -2px rgba(0, 0, 0, 0.4);
        --fg: #f8fafc;
        --fg-muted: #94a3b8;
        --fg-subtle: #64748b;
        
        --primary: #3b82f6;
        --primary-hover: #60a5fa;
        --primary-light: #172554;
        --primary-fg: #ffffff;
        
        --code-bg: #172033;
        --code-fg: #e2e8f0;
        --code-border: #1e293b;
        
        --danger-light: #450a0a;
    }
}

*, *::before, *::after {
    box-sizing: border-box;
    margin: 0;
    padding: 0;
}

body {
    font-family: var(--font-sans);
    background-color: var(--bg);
    color: var(--fg);
    line-height: 1.6;
    font-size: 15px;
    padding: 32px 16px 48px;
    max-width: 680px;
    margin: 0 auto;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ── Navigation ── */
nav {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding-bottom: 20px;
    margin-bottom: 28px;
    border-bottom: 1px solid var(--card-border);
}

.brand {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    text-decoration: none;
    color: var(--fg);
    font-weight: 700;
    font-size: 18px;
    letter-spacing: -0.3px;
    transition: opacity 0.15s;
}

.brand:hover {
    opacity: 0.85;
}

.brand-icon {
    width: 24px;
    height: 24px;
    color: var(--primary);
}

.nav-links {
    display: flex;
    align-items: center;
    gap: 16px;
}

.nav-links a {
    color: var(--fg-muted);
    text-decoration: none;
    font-size: 14px;
    font-weight: 500;
    transition: color 0.15s;
}

.nav-links a:hover {
    color: var(--primary);
}

/* ── Typography ── */
h1 {
    font-size: 26px;
    font-weight: 800;
    letter-spacing: -0.5px;
    margin-bottom: 8px;
    text-align: center;
}

.tagline {
    text-align: center;
    color: var(--fg-muted);
    font-size: 14px;
    margin-bottom: 28px;
}

h2 {
    font-size: 18px;
    font-weight: 700;
    margin: 32px 0 12px;
    letter-spacing: -0.3px;
    border-bottom: 1px solid var(--card-border);
    padding-bottom: 6px;
}

h3 {
    font-size: 15px;
    font-weight: 600;
    margin: 20px 0 8px;
}

p {
    margin-bottom: 12px;
    color: var(--fg);
}

small {
    font-size: 13px;
    color: var(--fg-muted);
}

a {
    color: var(--primary);
    text-decoration: none;
    transition: color 0.15s;
}

a:hover {
    color: var(--primary-hover);
    text-decoration: underline;
}

hr {
    border: 0;
    border-top: 1px solid var(--card-border);
    margin: 32px 0 20px;
}

/* ── Card & Containers ── */
.card {
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-lg);
    box-shadow: var(--card-shadow);
    padding: 24px;
    margin-bottom: 24px;
}

/* ── Upload Form ── */
.upload-form {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

/* Dropzone */
.dropzone {
    border: 2px dashed var(--card-border);
    border-radius: var(--radius-md);
    padding: 36px 20px;
    text-align: center;
    background: var(--bg);
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.dropzone:hover,
.dropzone.dragover {
    border-color: var(--primary);
    background: var(--primary-light);
}

.dropzone-icon {
    width: 44px;
    height: 44px;
    color: var(--primary);
    margin: 0 auto 12px;
    display: block;
}

.dropzone-title {
    font-size: 16px;
    font-weight: 600;
    margin-bottom: 4px;
}

.dropzone-desc {
    font-size: 13px;
    color: var(--fg-muted);
    margin-bottom: 12px;
}

/* Native file input styled cleanly inside dropzone */
.file-input-wrapper {
    display: flex;
    justify-content: center;
    margin-top: 6px;
}

.native-file-input {
    font-size: 13px;
    color: var(--fg-muted);
    cursor: pointer;
    max-width: 260px;
}

.native-file-input::file-selector-button {
    padding: 6px 14px;
    border-radius: var(--radius-full);
    background: var(--card-bg);
    border: 1px solid var(--card-border);
    color: var(--fg);
    font-weight: 500;
    font-size: 12px;
    cursor: pointer;
    margin-right: 10px;
    transition: background 0.15s;
}

.native-file-input::file-selector-button:hover {
    background: var(--primary-light);
    border-color: var(--primary);
}

/* Options Bar */
.options-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(130px, 1fr));
    gap: 10px;
    padding: 12px;
    background: var(--bg);
    border-radius: var(--radius-md);
    border: 1px solid var(--card-border);
}

.option-item {
    display: flex;
    align-items: center;
    gap: 8px;
    font-size: 13px;
    font-weight: 500;
    cursor: pointer;
    user-select: none;
}

.option-item input[type="checkbox"] {
    width: 16px;
    height: 16px;
    accent-color: var(--primary);
    cursor: pointer;
}

.expiry-wrapper {
    display: flex;
    align-items: center;
    gap: 6px;
    font-size: 13px;
    font-weight: 500;
}

/* ── Form Controls & Select ── */
.form-group {
    display: flex;
    flex-direction: column;
    gap: 8px;
    margin-bottom: 20px;
    text-align: left;
}

.form-label {
    font-size: 13px;
    font-weight: 600;
    color: var(--fg);
    letter-spacing: 0.2px;
}

.select-wrapper {
    position: relative;
    width: 100%;
}

select,
.form-select {
    width: 100%;
    padding: 11px 38px 11px 14px;
    border-radius: var(--radius-md);
    border: 1px solid var(--card-border);
    background-color: var(--bg);
    background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='16' height='16' viewBox='0 0 24 24' fill='none' stroke='%2364748b' stroke-width='2' stroke-linecap='round' stroke-linejoin='round'%3E%3Cpath d='m6 9 6 6 6-6'/%3E%3C/svg%3E");
    background-repeat: no-repeat;
    background-position: right 14px center;
    background-size: 16px;
    color: var(--fg);
    font-family: inherit;
    font-size: 14px;
    cursor: pointer;
    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: none;
    transition: border-color 0.15s, box-shadow 0.15s, background-color 0.15s;
}

select:focus,
.form-select:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
    background-color: var(--card-bg);
}

/* Plain text/password/number inputs — same look as .form-select minus the
   dropdown arrow, which only makes sense on an actual <select>. */
.form-input {
    width: 100%;
    padding: 11px 14px;
    border-radius: var(--radius-md);
    border: 1px solid var(--card-border);
    background-color: var(--bg);
    color: var(--fg);
    font-family: inherit;
    font-size: 14px;
    transition: border-color 0.15s, box-shadow 0.15s, background-color 0.15s;
}

.form-input:focus {
    outline: none;
    border-color: var(--primary);
    box-shadow: 0 0 0 3px var(--primary-light);
    background-color: var(--card-bg);
}

.expiry-wrapper select {
    width: auto;
    padding: 6px 28px 6px 10px;
    background-position: right 8px center;
    background-size: 13px;
    font-size: 13px;
    border-radius: var(--radius-sm);
}

/* Report Form & Card */
.report-card {
    max-width: 540px;
    margin: 0 auto 24px;
}

.report-form {
    text-align: left;
}

.report-desc {
    font-size: 14px;
    color: var(--fg-muted);
    line-height: 1.6;
    margin-bottom: 22px;
}

.form-actions {
    display: flex;
    gap: 12px;
    align-items: center;
    margin-top: 24px;
}

.btn-danger {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    background: var(--danger);
    color: #ffffff;
    font-family: inherit;
    font-weight: 600;
    font-size: 14px;
    padding: 11px 22px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: background-color 0.15s, transform 0.1s;
    text-decoration: none;
}

.btn-danger:hover {
    background: #dc2626;
    color: #ffffff;
    text-decoration: none;
}

.btn-danger:active {
    transform: scale(0.99);
}

/* Report Success */
.report-success {
    text-align: center;
    padding: 24px 12px;
}

.success-badge {
    width: 54px;
    height: 54px;
    border-radius: 50%;
    background: rgba(22, 163, 74, 0.12);
    color: #16a34a;
    display: flex;
    align-items: center;
    justify-content: center;
    margin: 0 auto 16px;
}

.success-badge svg {
    width: 28px;
    height: 28px;
}

/* Buttons */
.btn-primary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    background: var(--primary);
    color: var(--primary-fg);
    font-family: inherit;
    font-weight: 600;
    font-size: 15px;
    padding: 12px 24px;
    border-radius: var(--radius-md);
    border: none;
    cursor: pointer;
    transition: background-color 0.15s, transform 0.1s;
    width: 100%;
}

.btn-primary:hover {
    background: var(--primary-hover);
    text-decoration: none;
}

.btn-primary:active {
    transform: scale(0.99);
}

.btn-secondary {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    gap: 6px;
    background: var(--card-bg);
    color: var(--fg);
    font-family: inherit;
    font-weight: 600;
    font-size: 14px;
    padding: 9px 18px;
    border-radius: var(--radius-md);
    border: 1px solid var(--card-border);
    cursor: pointer;
    transition: all 0.15s;
    text-decoration: none;
}

.btn-secondary:hover {
    background: var(--primary-light);
    border-color: var(--primary);
    color: var(--primary);
    text-decoration: none;
}

.download-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-weight: 600;
    font-size: 14px;
    padding: 10px 20px;
    border-radius: var(--radius-md);
    text-decoration: none;
    margin: 6px 4px;
    transition: all 0.15s;
}

a.download-btn {
    background: var(--primary);
    color: #ffffff !important;
}

a.download-btn:hover {
    background: var(--primary-hover);
    text-decoration: none;
}

/* URL Input */
.url-section {
    display: flex;
    gap: 8px;
    margin-top: 4px;
}

.url-input {
    flex: 1;
    padding: 10px 14px;
    border-radius: var(--radius-md);
    border: 1px solid var(--card-border);
    background: var(--bg);
    color: var(--fg);
    font-family: inherit;
    font-size: 14px;
}

.url-input:focus {
    outline: none;
    border-color: var(--primary);
    background: var(--card-bg);
}

/* Upload List & Progress */
#uploads {
    display: flex;
    flex-direction: column;
    gap: 10px;
    margin-top: 14px;
}

.upload-row {
    display: flex;
    align-items: center;
    justify-content: space-between;
    gap: 12px;
    padding: 12px 14px;
    background: var(--bg);
    border: 1px solid var(--card-border);
    border-radius: var(--radius-md);
    font-size: 13px;
}

progress {
    width: 140px;
    height: 8px;
    border-radius: var(--radius-full);
    overflow: hidden;
    appearance: none;
}

progress::-webkit-progress-bar {
    background: var(--card-border);
}

progress::-webkit-progress-value {
    background: var(--primary);
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin: 16px 0;
    font-size: 14px;
}

th, td {
    padding: 10px 12px;
    text-align: left;
    border-bottom: 1px solid var(--card-border);
}

th {
    font-weight: 600;
    color: var(--fg-muted);
    font-size: 13px;
    text-transform: uppercase;
    letter-spacing: 0.5px;
}

/* Code & Pre */
code {
    font-family: var(--font-mono);
    background: var(--code-bg);
    color: var(--code-fg);
    padding: 2px 6px;
    border-radius: var(--radius-sm);
    font-size: 13px;
    border: 1px solid var(--code-border);
    word-break: break-all;
}

pre {
    background: var(--code-bg);
    border: 1px solid var(--code-border);
    border-radius: var(--radius-md);
    padding: 14px;
    overflow-x: auto;
    margin: 12px 0;
}

pre code {
    background: transparent;
    border: none;
    padding: 0;
    font-size: 13px;
    line-height: 1.5;
}

/* API Methods */
.method {
    display: inline-block;
    padding: 2px 8px;
    border-radius: var(--radius-sm);
    font-family: var(--font-mono);
    font-size: 11px;
    font-weight: 700;
    color: #ffffff;
    margin-right: 6px;
}

.method.put { background: #0284c7; }
.method.post { background: #16a34a; }
.method.get { background: #2563eb; }

/* Badges and notices */
.badge {
    display: inline-flex;
    align-items: center;
    padding: 3px 8px;
    border-radius: var(--radius-full);
    font-size: 12px;
    font-weight: 500;
    background: var(--primary-light);
    color: var(--primary);
}

.warning {
    color: var(--danger);
    background: var(--danger-light);
    padding: 10px 14px;
    border-radius: var(--radius-md);
    font-size: 13px;
    margin: 10px 0;
}

/* Footer */
footer {
    text-align: center;
    color: var(--fg-muted);
    font-size: 13px;
    padding-top: 16px;
    line-height: 1.8;
}

/* Responsive */
@media (max-width: 520px) {
    body {
        padding: 20px 12px;
    }
    .options-grid {
        grid-template-columns: 1fr 1fr;
    }
    .url-section {
        flex-direction: column;
    }
}