/* ===== CAPSULA LABS - Design System ===== */
@import url('https://fonts.googleapis.com/css2?family=Inter:wght@400;500;600&family=Outfit:wght@700&display=swap');

:root {
    --bg-color: #0b0f19;
    --bg-surface: rgba(255, 255, 255, 0.05);
    --bg-surface-hover: rgba(255, 255, 255, 0.08);
    --text-primary: #f0f4f8;
    --text-secondary: #a0aec0;
    --text-muted: #718096;
    --accent-color: #00e5ff;
    --accent-purple: #8a2be2;
    --accent-pink: #ff3366;
    --glass-border: rgba(255, 255, 255, 0.1);
    --glass-border-hover: rgba(255, 255, 255, 0.2);
    --radius: 12px;
    --shadow-glow: 0 4px 20px rgba(0, 229, 255, 0.1);
}

/* ===== Base ===== */
body {
    font-family: 'Inter', sans-serif !important;
    background: var(--bg-color) !important;
    color: var(--text-primary) !important;
    line-height: 1.6;
}

/* ===== Navbar ===== */
.navbar,
.bg-body-tertiary {
    background: rgba(255, 255, 255, 0.03) !important;
    backdrop-filter: blur(12px);
    border-bottom: 1px solid var(--glass-border) !important;
}

.navbar-brand {
    font-family: 'Outfit', sans-serif !important;
    font-weight: 700 !important;
    background: linear-gradient(to right, var(--accent-color), var(--accent-purple));
    -webkit-background-clip: text;
    background-clip: text;
    -webkit-text-fill-color: transparent;
    font-size: 1.4rem !important;
}

.navbar .nav-link {
    color: var(--text-secondary) !important;
    font-weight: 500;
    transition: color 0.3s ease;
    position: relative;
}

.navbar .nav-link:hover,
.navbar .nav-link.active {
    color: var(--accent-color) !important;
}

.navbar .nav-link::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 50%;
    transform: translateX(-50%) scaleX(0);
    width: 60%;
    height: 2px;
    background: var(--accent-color);
    transition: transform 0.3s ease;
    border-radius: 1px;
}

.navbar .nav-link:hover::after {
    transform: translateX(-50%) scaleX(1);
}

.navbar-toggler {
    border-color: var(--glass-border) !important;
}

.navbar-toggler-icon {
    filter: invert(1);
}

/* ===== Back Link ===== */
.back-to-labs {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    color: var(--text-secondary);
    text-decoration: none;
    font-size: 0.9rem;
    margin-bottom: 1rem;
    opacity: 0.8;
    transition: opacity 0.3s, color 0.3s;
}
.back-to-labs:hover {
    opacity: 1;
    color: var(--accent-color);
}

/* ===== Main Container ===== */
main.container {
    max-width: 1200px;
}

/* ===== Headings ===== */
h1, h2, h3, .h1, .h2, .h3 {
    font-family: 'Outfit', sans-serif !important;
    color: var(--text-primary) !important;
}

h1.h3, .h3 {
    font-size: 1.8rem !important;
}

/* ===== Panels (glass cards) ===== */
.panel {
    background: var(--bg-surface) !important;
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius) !important;
    padding: 1.5rem !important;
    box-shadow: var(--shadow-glow);
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}

.panel:hover {
    border-color: var(--glass-border-hover) !important;
}

/* ===== Table Wrapper ===== */
.table-wrap {
    background: var(--bg-surface) !important;
    backdrop-filter: blur(12px);
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius) !important;
    overflow: hidden;
    box-shadow: var(--shadow-glow);
}

/* ===== Tables ===== */
.table {
    color: var(--text-primary) !important;
    --bs-table-bg: transparent;
    --bs-table-hover-bg: rgba(255, 255, 255, 0.04);
    --bs-table-border-color: var(--glass-border);
}

.table thead th {
    background: rgba(0, 229, 255, 0.06) !important;
    color: var(--accent-color) !important;
    border-bottom: 2px solid rgba(0, 229, 255, 0.2) !important;
    font-weight: 600;
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.5px;
    padding: 14px 16px !important;
}

.table tbody td {
    border-color: var(--glass-border) !important;
    padding: 14px 16px !important;
    color: var(--text-primary) !important;
    vertical-align: middle;
}

.table-hover > tbody > tr:hover > td {
    background: rgba(255, 255, 255, 0.04) !important;
    color: var(--text-primary) !important;
}

/* ===== Campaigns Table ===== */
.campaigns-table-wrap {
    overflow-x: auto;
}

.campaigns-table {
    table-layout: fixed;
    min-width: 980px;
}

.campaigns-table th:nth-child(1) { width: 19%; }
.campaigns-table th:nth-child(2) { width: 38%; }
.campaigns-table th:nth-child(3) { width: 12%; }
.campaigns-table th:nth-child(4) { width: 15%; }
.campaigns-table th:nth-child(5) { width: 16%; }

.campaigns-table tbody td {
    padding-top: 20px !important;
    padding-bottom: 20px !important;
}

.campaign-name,
.campaign-subject {
    font-weight: 600;
    line-height: 1.35;
    overflow-wrap: anywhere;
}

.campaign-subject {
    color: rgba(240, 244, 248, 0.9) !important;
}

.campaign-date {
    color: rgba(240, 244, 248, 0.88) !important;
    font-variant-numeric: tabular-nums;
    line-height: 1.35;
}

.campaign-date span {
    display: block;
}

.actions-cell {
    white-space: nowrap;
}

.actions-cell .btn,
.actions-cell form {
    display: inline-flex !important;
    vertical-align: middle;
}

.actions-cell form {
    margin-left: 6px;
}

.actions-cell .btn-sm {
    min-width: 72px;
    justify-content: center;
    padding: 7px 12px !important;
}

@media (min-width: 992px) {
    .campaigns-table .actions-cell {
        display: flex;
        justify-content: flex-end;
        align-items: center;
        gap: 8px;
    }

    .campaigns-table .actions-cell form {
        margin-left: 0;
    }
}

@media (max-width: 767.98px) {
    .d-flex.justify-content-between.align-items-center.mb-3 {
        align-items: flex-start !important;
        gap: 12px;
    }

    .campaigns-table {
        min-width: 860px;
    }
}

/* ===== Buttons ===== */
.btn-primary {
    background: linear-gradient(135deg, var(--accent-color), #00b3cc) !important;
    border: none !important;
    color: #0b0f19 !important;
    font-weight: 600 !important;
    border-radius: 8px !important;
    transition: transform 0.2s ease, box-shadow 0.3s ease !important;
}

.btn-primary:hover {
    transform: translateY(-2px);
    box-shadow: 0 5px 15px rgba(0, 229, 255, 0.3) !important;
    color: #0b0f19 !important;
}

.btn-outline-primary {
    color: var(--accent-color) !important;
    border-color: var(--accent-color) !important;
    border-radius: 8px !important;
    background: transparent !important;
    transition: all 0.3s ease !important;
}

.btn-outline-primary:hover {
    background: rgba(0, 229, 255, 0.1) !important;
    color: var(--accent-color) !important;
    transform: translateY(-1px);
}

.btn-outline-secondary {
    color: var(--text-secondary) !important;
    border-color: var(--glass-border) !important;
    border-radius: 8px !important;
    background: transparent !important;
    transition: all 0.3s ease !important;
}

.btn-outline-secondary:hover {
    background: rgba(255, 255, 255, 0.06) !important;
    color: var(--text-primary) !important;
    border-color: var(--glass-border-hover) !important;
}

.btn-outline-danger {
    color: var(--accent-pink) !important;
    border-color: rgba(255, 51, 102, 0.4) !important;
    border-radius: 8px !important;
    background: transparent !important;
    transition: all 0.3s ease !important;
}

.btn-outline-danger:hover {
    background: rgba(255, 51, 102, 0.1) !important;
    color: var(--accent-pink) !important;
}

/* ===== Badges ===== */
.badge.text-bg-secondary {
    background: rgba(138, 43, 226, 0.2) !important;
    color: #b388ff !important;
    font-weight: 500;
    border: 1px solid rgba(138, 43, 226, 0.3);
}

.badge.text-bg-success {
    background: rgba(0, 230, 118, 0.15) !important;
    color: #69f0ae !important;
    border: 1px solid rgba(0, 230, 118, 0.3);
}

.badge.text-bg-warning {
    background: rgba(255, 183, 77, 0.15) !important;
    color: #ffcc80 !important;
    border: 1px solid rgba(255, 183, 77, 0.3);
}

.status-pill {
    min-width: 86px;
    padding: 6px 12px !important;
    border-radius: 20px !important;
    font-size: 0.8rem !important;
}

/* ===== Forms ===== */
.form-control,
.form-select {
    background: rgba(255, 255, 255, 0.04) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: 8px !important;
    color: var(--text-primary) !important;
    padding: 10px 14px !important;
    transition: border-color 0.3s ease, box-shadow 0.3s ease !important;
}

.form-control:focus,
.form-select:focus {
    background: rgba(255, 255, 255, 0.06) !important;
    border-color: var(--accent-color) !important;
    box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1) !important;
    color: var(--text-primary) !important;
}

.form-control::placeholder {
    color: var(--text-muted) !important;
}

.form-label {
    color: var(--text-secondary) !important;
    font-weight: 500;
    font-size: 0.9rem;
    margin-bottom: 0.4rem !important;
}

/* ===== Textarea / Code Editor ===== */
textarea.template-editor {
    width: 100% !important;
    min-height: 450px;
    max-height: 700px;
    font-family: ui-monospace, SFMono-Regular, Menlo, Monaco, Consolas, monospace !important;
    font-size: 0.88rem;
    line-height: 1.7;
    background: rgba(0, 0, 0, 0.4) !important;
    color: #e2e8f0 !important;
    border: 1px solid rgba(0, 229, 255, 0.25) !important;
    border-radius: 10px !important;
    padding: 18px 20px !important;
    white-space: pre;
    overflow-x: auto;
    tab-size: 4;
    resize: vertical;
    display: block !important;
    box-sizing: border-box;
}

textarea.template-editor:focus {
    border-color: var(--accent-color) !important;
    box-shadow: 0 0 0 3px rgba(0, 229, 255, 0.1), 0 4px 20px rgba(0, 229, 255, 0.08) !important;
    outline: none;
}

/* ===== Preview Frame ===== */
.preview-frame {
    background: rgba(255, 255, 255, 0.03) !important;
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius) !important;
    padding: 1rem;
    min-height: 280px;
}

/* ===== Alerts ===== */
.alert-warning {
    background: rgba(255, 183, 77, 0.1) !important;
    border: 1px solid rgba(255, 183, 77, 0.3) !important;
    color: #ffcc80 !important;
    border-radius: var(--radius) !important;
}

.alert-warning code {
    color: var(--accent-color) !important;
    background: rgba(0, 229, 255, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
}

.alert-success {
    background: rgba(0, 230, 118, 0.1) !important;
    border: 1px solid rgba(0, 230, 118, 0.3) !important;
    color: #69f0ae !important;
    border-radius: var(--radius) !important;
}

.alert-danger {
    background: rgba(255, 51, 102, 0.1) !important;
    border: 1px solid rgba(255, 51, 102, 0.3) !important;
    color: #ff8a9e !important;
    border-radius: var(--radius) !important;
}

.alert-info {
    background: rgba(0, 229, 255, 0.1) !important;
    border: 1px solid rgba(0, 229, 255, 0.3) !important;
    color: var(--accent-color) !important;
    border-radius: var(--radius) !important;
}

/* ===== Text Helpers ===== */
.text-muted {
    color: var(--text-muted) !important;
}

.small.text-muted {
    color: var(--text-secondary) !important;
}

code {
    color: var(--accent-color) !important;
    background: rgba(0, 229, 255, 0.08);
    padding: 2px 8px;
    border-radius: 4px;
    font-size: 0.88em;
}

/* ===== File Input ===== */
input[type="file"].form-control {
    color: var(--text-secondary) !important;
}

input[type="file"]::file-selector-button {
    background: rgba(0, 229, 255, 0.1) !important;
    color: var(--accent-color) !important;
    border: 1px solid rgba(0, 229, 255, 0.2) !important;
    border-radius: 6px;
    padding: 6px 16px;
    margin-right: 12px;
    cursor: pointer;
    transition: background 0.3s ease;
}

input[type="file"]::file-selector-button:hover {
    background: rgba(0, 229, 255, 0.2) !important;
}

/* ===== Animation ===== */
@keyframes fadeIn {
    from { opacity: 0; transform: translateY(10px); }
    to { opacity: 1; transform: translateY(0); }
}

main.container {
    animation: fadeIn 0.5s ease;
}

/* ===== TinyMCE Editor Integration ===== */
.editor-mode-toggle {
    display: flex;
    gap: 4px;
}

.btn-editor-mode {
    background: rgba(255, 255, 255, 0.04);
    border: 1px solid var(--glass-border);
    color: var(--text-secondary);
    border-radius: 6px;
    padding: 6px 14px;
    font-size: 0.82rem;
    cursor: pointer;
    transition: all 0.3s ease;
}

.btn-editor-mode:hover {
    background: rgba(255, 255, 255, 0.08);
    color: var(--text-primary);
}

.btn-editor-mode.active {
    background: rgba(0, 229, 255, 0.15);
    border-color: var(--accent-color);
    color: var(--accent-color);
}

/* Variables Tags */
.variables-hint {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--text-muted);
}

.variables-hint i {
    color: var(--accent-purple);
}

.variables-list {
    display: flex;
    flex-wrap: wrap;
    gap: 8px;
}

.variable-tag {
    background: rgba(138, 43, 226, 0.12) !important;
    border: 1px solid rgba(138, 43, 226, 0.3);
    color: #b388ff !important;
    padding: 5px 12px !important;
    border-radius: 20px !important;
    font-size: 0.82rem !important;
    cursor: pointer;
    transition: all 0.3s ease;
    user-select: none;
}

.variable-tag:hover {
    background: rgba(138, 43, 226, 0.25) !important;
    border-color: rgba(138, 43, 226, 0.5);
    transform: translateY(-1px);
}

/* TinyMCE Skin Overrides */
.tox-tinymce {
    border: 1px solid var(--glass-border) !important;
    border-radius: var(--radius) !important;
    overflow: hidden;
}

.tox .tox-menubar,
.tox .tox-toolbar,
.tox .tox-toolbar__primary,
.tox .tox-toolbar__overflow {
    background: rgba(15, 20, 35, 0.95) !important;
    border-bottom-color: var(--glass-border) !important;
}

.tox .tox-statusbar {
    background: rgba(15, 20, 35, 0.95) !important;
    border-top-color: var(--glass-border) !important;
    color: var(--text-muted) !important;
}

.tox .tox-statusbar__text-container {
    color: var(--text-muted) !important;
}