/* RPDMail - Main Stylesheet */

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

:root {
    --primary-color: #2563eb;
    --secondary-color: #1e40af;
    --danger-color: #dc2626;
    --success-color: #16a34a;
    --warning-color: #ea580c;
    --bg-color: #f9fafb;
    --text-color: #1f2937;
    --border-color: #e5e7eb;
    --shadow: 0 1px 3px rgba(0, 0, 0, 0.1);
}

body {
    font-family: -apple-system, BlinkMacSystemFont, 'Segoe UI', Roboto, Oxygen, Ubuntu, Cantarell, sans-serif;
    background-color: var(--bg-color);
    color: var(--text-color);
    line-height: 1.6;
}

/* Typography */
h1, h2, h3, h4, h5, h6 {
    font-weight: 600;
    margin-bottom: 1rem;
}

h1 { font-size: 2rem; }
h2 { font-size: 1.5rem; }
h3 { font-size: 1.25rem; }

a {
    color: var(--primary-color);
    text-decoration: none;
    transition: color 0.2s;
}

a:hover {
    color: var(--secondary-color);
}

/* Buttons */
.btn {
    display: inline-block;
    padding: 0.625rem 1.25rem;
    border: 1px solid transparent;
    border-radius: 0.375rem;
    font-weight: 500;
    cursor: pointer;
    transition: all 0.2s;
    text-align: center;
}

.btn-primary {
    background-color: var(--primary-color);
    color: white;
}

.btn-primary:hover {
    background-color: var(--secondary-color);
}

.btn-danger {
    background-color: var(--danger-color);
    color: white;
}

.btn-danger:hover {
    background-color: #b91c1c;
}

.btn-success {
    background-color: var(--success-color);
    color: white;
}

.btn-success:hover {
    background-color: #15803d;
}

.btn-secondary {
    background-color: #6b7280;
    color: white;
}

/* Forms */
.form-group {
    margin-bottom: 1.5rem;
}

.form-label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: 500;
}

.form-control {
    width: 100%;
    padding: 0.625rem 0.875rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    font-size: 1rem;
    transition: border-color 0.2s;
}

.form-control:focus {
    outline: none;
    border-color: var(--primary-color);
    box-shadow: 0 0 0 3px rgba(37, 99, 235, 0.1);
}

.form-control:invalid {
    border-color: var(--border-color);
}

.form-control:focus:invalid {
    border-color: var(--danger-color);
    box-shadow: 0 0 0 3px rgba(220, 38, 38, 0.1);
}

textarea.form-control {
    resize: vertical;
    min-height: 120px;
}

/* Navigation */
.navbar {
    background-color: white;
    box-shadow: var(--shadow);
    padding: 1rem 0;
    position: sticky;
    top: 0;
    z-index: 100;
}

.navbar-container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.navbar-brand {
    font-size: 1.5rem;
    font-weight: 700;
    color: var(--primary-color);
}

.navbar-nav {
    display: flex;
    list-style: none;
    gap: 2rem;
}

.navbar-nav a {
    color: var(--text-color);
}

/* Layout */
.container {
    max-width: 1200px;
    margin: 0 auto;
    padding: 0 1rem;
}

.row {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 1.5rem;
}

/* Cards */
.card {
    background: white;
    border-radius: 0.5rem;
    box-shadow: var(--shadow);
    padding: 1.5rem;
    margin-bottom: 1.5rem;
}

.card-header {
    border-bottom: 1px solid var(--border-color);
    margin-bottom: 1rem;
    padding-bottom: 1rem;
}

.card-body {
    margin-bottom: 1rem;
}

.card-footer {
    border-top: 1px solid var(--border-color);
    padding-top: 1rem;
    display: flex;
    gap: 1rem;
    justify-content: flex-end;
}

/* Authentication Pages */
.auth-container {
    display: flex;
    height: 100vh;
    background: linear-gradient(135deg, var(--primary-color), var(--secondary-color));
}

.auth-form-container {
    background: white;
    padding: 3rem;
    border-radius: 0.75rem;
    box-shadow: 0 20px 25px -5px rgba(0, 0, 0, 0.1);
    max-width: 450px;
    margin: auto;
}

.auth-form-container h2 {
    text-align: center;
    margin-bottom: 2rem;
}

.auth-form-footer {
    text-align: center;
    margin-top: 1.5rem;
}

.auth-form-footer p {
    color: #6b7280;
}

/* Dashboard */
.dashboard-layout {
    display: grid;
    grid-template-columns: 250px 1fr;
    gap: 0;
    min-height: 100vh;
}

.sidebar {
    background-color: white;
    border-right: 1px solid var(--border-color);
    padding: 2rem 0;
    position: sticky;
    top: 0;
    height: 100vh;
    overflow-y: auto;
}

.sidebar-menu {
    list-style: none;
}

.sidebar-menu li {
    margin: 0;
}

.sidebar-menu a {
    display: block;
    padding: 1rem 1.5rem;
    color: var(--text-color);
    border-left: 3px solid transparent;
    transition: all 0.2s;
}

.sidebar-menu a:hover,
.sidebar-menu a.active {
    background-color: #f3f4f6;
    border-left-color: var(--primary-color);
    color: var(--primary-color);
}

.main-content {
    padding: 2rem;
}

.sidebar-user {
    margin: 0 1.25rem 1.5rem;
    padding: 1rem;
    border-radius: 0.75rem;
    background: linear-gradient(135deg, #eff6ff, #f8fafc);
    border: 1px solid #dbeafe;
}

.sidebar-user h3 {
    margin-bottom: 0.25rem;
}

.sidebar-divider {
    margin: 1.5rem 0;
    border: none;
    border-top: 1px solid var(--border-color);
}

.sidebar-compose-btn {
    margin: 0.75rem 1.5rem;
    display: block;
    text-align: center;
    padding: 0.75rem;
}

.dashboard-main {
    font-family: "Segoe UI Variable Text", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    background:
        radial-gradient(circle at 95% 5%, rgba(37, 99, 235, 0.08), transparent 30%),
        radial-gradient(circle at 20% 20%, rgba(22, 163, 74, 0.08), transparent 25%);
}

.dashboard-hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    background: linear-gradient(135deg, #ffffff, #f8fbff);
    border: 1px solid #dbeafe;
    border-radius: 0.75rem;
    padding: 1.5rem;
    margin-bottom: 1.5rem;
    box-shadow: 0 8px 30px rgba(30, 64, 175, 0.08);
}

.dashboard-hero h1 {
    margin-bottom: 0.35rem;
    font-size: 2rem;
    letter-spacing: -0.02em;
}

.dashboard-hero p {
    color: #475569;
}

.dashboard-strip {
    margin-top: 0.75rem;
}

.metric-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(220px, 1fr));
    gap: 1rem;
    margin-bottom: 1.5rem;
}

.metric-card {
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 0.75rem;
    box-shadow: 0 10px 24px rgba(15, 23, 42, 0.06);
    padding: 1.25rem;
}

.metric-label {
    font-size: 0.9rem;
    color: #64748b;
    margin-bottom: 0.25rem;
}

.metric-value {
    font-size: 2rem;
    font-weight: 700;
    color: var(--primary-color);
    line-height: 1.1;
    margin-bottom: 0.25rem;
}

.metric-success {
    color: var(--success-color);
}

.metric-email {
    font-family: Consolas, 'Courier New', monospace;
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: 0.25rem;
}

.empty-state {
    border: 1px dashed #cbd5e1;
    border-radius: 0.75rem;
    background-color: #f8fafc;
    text-align: center;
    padding: 2rem 1rem;
}

.empty-state .btn {
    margin-top: 0.75rem;
}

.quick-actions-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(180px, 1fr));
    gap: 0.75rem;
}

/* Mailbox Pages */
.mailbox-main {
    font-family: "Segoe UI Variable Text", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    background:
        radial-gradient(circle at 95% 5%, rgba(37, 99, 235, 0.06), transparent 30%),
        radial-gradient(circle at 15% 20%, rgba(14, 165, 233, 0.07), transparent 25%);
}

.mailbox-hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    background: linear-gradient(135deg, #ffffff, #f8fbff);
    border: 1px solid #dbeafe;
    border-radius: 0.75rem;
    padding: 1.4rem 1.5rem;
    margin-bottom: 1.2rem;
    box-shadow: 0 8px 28px rgba(15, 23, 42, 0.07);
}

.mailbox-hero h1 {
    margin-bottom: 0.28rem;
    font-size: 1.95rem;
    letter-spacing: -0.02em;
}

.mailbox-hero p {
    color: #54657f;
}

.mailbox-card {
    border: 1px solid #dbe4f0;
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.07);
}

.mailbox-toolbar {
    display: flex;
    gap: 0.7rem;
    flex-wrap: wrap;
    margin-bottom: 1rem;
    padding-bottom: 0.95rem;
    border-bottom: 1px solid #e4ebf5;
}

.app-main {
    font-family: "Segoe UI Variable Text", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
    background:
        radial-gradient(circle at 95% 5%, rgba(37, 99, 235, 0.06), transparent 30%),
        radial-gradient(circle at 18% 20%, rgba(14, 165, 233, 0.06), transparent 24%);
}

.page-hero {
    display: flex;
    justify-content: space-between;
    align-items: center;
    gap: 1rem;
    background: linear-gradient(135deg, #ffffff, #f8fbff);
    border: 1px solid #dbeafe;
    border-radius: 0.75rem;
    padding: 1.3rem 1.4rem;
    margin-bottom: 1.2rem;
    box-shadow: 0 8px 28px rgba(15, 23, 42, 0.06);
}

.page-hero h1 {
    margin-bottom: 0.28rem;
    font-size: 1.9rem;
    letter-spacing: -0.02em;
}

.page-hero p {
    color: #54657f;
}

.detail-card {
    border: 1px solid #dbe4f0;
    box-shadow: 0 14px 36px rgba(15, 23, 42, 0.07);
}

.message-meta-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(240px, 1fr));
    gap: 0.35rem 1rem;
    color: #52627a;
    font-size: 0.92rem;
}

.message-body {
    background: #f8fbff;
    border: 1px solid #e1e8f3;
    border-radius: 0.7rem;
    padding: 1.15rem;
    color: #1f2937;
    line-height: 1.62;
    white-space: normal;
    word-break: break-word;
}

.inline-form {
    display: inline;
}

.settings-grid {
    display: grid;
    grid-template-columns: 2fr 1fr;
    gap: 1rem;
}

.table-wrap {
    width: 100%;
    overflow-x: auto;
}

.contacts-table {
    margin-top: 0;
}

.contacts-table th,
.contacts-table td {
    vertical-align: middle;
}

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

.table-btn {
    padding: 0.34rem 0.6rem;
    font-size: 0.85rem;
}

.compact-empty {
    padding: 1.3rem 0.75rem;
}

.message-preview-wrap {
    margin-top: 0.85rem;
}

.message-preview {
    background: #f8fbff;
    border: 1px solid #dbe4f2;
    border-radius: 0.7rem;
    padding: 0.95rem 1rem;
    min-height: 110px;
    color: #1f2f46;
}

.message-preview p {
    margin: 0 0 0.55rem;
}

.message-preview ul {
    margin: 0 0 0.55rem 1.1rem;
    padding: 0;
}

.message-preview li {
    margin-bottom: 0.25rem;
}

.message-preview blockquote {
    margin: 0 0 0.55rem;
    padding: 0.1rem 0 0.1rem 0.65rem;
    border-left: 3px solid #93b4ea;
    color: #2d4e7a;
}

.message-preview-empty {
    margin: 0;
    color: #70839f;
}

/* Email List */
.email-list {
    background: white;
    border-radius: 0.7rem;
    border: 1px solid #dbe4f1;
    box-shadow: 0 8px 22px rgba(15, 23, 42, 0.05);
    overflow: hidden;
}

.mailbox-list {
    margin-bottom: 0.75rem;
}

.email-list-compact .email-item {
    grid-template-columns: 1fr 180px;
}

.email-item {
    display: grid;
    grid-template-columns: 50px 1fr 200px;
    gap: 1rem;
    align-items: center;
    padding: 0.95rem 1rem;
    border-bottom: 1px solid var(--border-color);
    cursor: pointer;
    transition: background-color 0.2s, transform 0.12s ease;
}

.email-item:hover {
    background-color: #f8fbff;
}

.email-item.unread {
    font-weight: 600;
    background-color: #f1f6ff;
}

.email-item:last-child {
    border-bottom: none;
}

.email-checkbox {
    width: 20px;
    height: 20px;
    cursor: pointer;
}

.email-content {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
}

.email-from {
    font-weight: 600;
    color: #1f3250;
    word-break: break-word;
}

.email-subject {
    color: var(--text-color);
    display: flex;
    align-items: center;
    gap: 0.45rem;
    flex-wrap: wrap;
}

.email-preview {
    color: #5e6d82;
    font-size: 0.875rem;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
}

.email-date {
    text-align: right;
    color: #718196;
    font-size: 0.875rem;
}

/* Compose Email */
.compose-page {
    max-width: 1240px;
    margin: 0 auto;
    font-family: "Segoe UI Variable Text", "Segoe UI", "Helvetica Neue", Arial, sans-serif;
}

.compose-header-block {
    margin-bottom: 1.35rem;
}

.compose-page h1 {
    margin-bottom: 0.3rem;
    font-size: 2.05rem;
    font-weight: 700;
    letter-spacing: -0.025em;
    color: #0f2a4f;
}

.compose-subtitle {
    margin-top: 0;
    margin-bottom: 0;
    color: #4f6484;
    font-size: 0.96rem;
    font-weight: 500;
}

.compose-benchmark-strip {
    display: flex;
    flex-wrap: wrap;
    gap: 0.55rem;
    margin-top: 0.85rem;
}

.compose-badge {
    display: inline-flex;
    align-items: center;
    padding: 0.28rem 0.64rem;
    border-radius: 999px;
    background: #eef3fb;
    border: 1px solid #d7e3f5;
    color: #36557f;
    font-size: 0.78rem;
    font-weight: 600;
    letter-spacing: 0.01em;
}

.compose-modal {
    background: #fff;
    border: 1px solid #d7e2f0;
    border-radius: 1rem;
    box-shadow: 0 16px 40px rgba(15, 23, 42, 0.08);
    padding: 1.8rem;
}

.compose-tools {
    background: linear-gradient(180deg, #f8fbff, #f4f8ff);
    border: 1px solid #d8e4f2;
    border-radius: 0.85rem;
    padding: 0.9rem 1rem;
    margin-bottom: 1.1rem;
}

.compose-section-title {
    font-size: 0.78rem;
    text-transform: uppercase;
    letter-spacing: 0.08em;
    color: #4f6687;
    font-weight: 700;
    margin-bottom: 0.55rem;
}

.compose-tools-row {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex-wrap: wrap;
}

.compose-hint {
    display: block;
    margin-top: 0.5rem;
    font-size: 0.82rem;
    color: #5f7393;
}

.compose-template-select {
    max-width: 300px;
}

.compose-priority-select {
    max-width: 138px;
}

.compose-schedule-input {
    max-width: 250px;
}

.compose-modal .form-group {
    margin-bottom: 1.25rem;
}

.compose-modal .form-label {
    color: #112f56;
    font-weight: 700;
    margin-bottom: 0.42rem;
    letter-spacing: -0.01em;
}

.compose-modal .form-control {
    border: 1px solid #c8d6ea;
    border-radius: 0.65rem;
    min-height: 46px;
    background: #fff;
    transition: border-color 0.2s, box-shadow 0.2s, background-color 0.2s;
}

.compose-modal .form-control:hover {
    border-color: #9fb5d4;
}

.compose-modal .form-control:focus {
    border-color: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.compose-modal textarea.form-control {
    min-height: 280px;
    line-height: 1.55;
    padding: 0.82rem 0.95rem;
}

.editor-toolbar {
    display: flex;
    gap: 0.48rem;
    margin-bottom: 0.55rem;
    flex-wrap: wrap;
}

.compose-modal .btn {
    border-radius: 0.6rem;
    font-weight: 600;
    min-height: 42px;
}

.compose-modal .btn-secondary {
    background: #eef3fb;
    color: #1f3f66;
    border: 1px solid #ccdaec;
    transition: all 0.2s ease;
}

.compose-modal .btn-secondary:hover {
    background: #dfe9f6;
    border-color: #b6cadf;
    color: #173154;
}

.compose-modal .btn-primary {
    background: linear-gradient(135deg, #3273f5, #1d56d8);
    border: 1px solid #1f55cd;
}

.compose-modal .btn-primary:hover {
    background: linear-gradient(135deg, #265fd6, #1849bc);
}

.editor-btn {
    padding: 0.42rem 0.74rem;
    min-width: 64px;
}

#send-btn {
    min-width: 132px;
}

.compose-actions {
    align-items: center;
    margin-top: 0.9rem;
    padding-top: 0.9rem;
    position: sticky;
    bottom: 0;
    background: linear-gradient(180deg, rgba(255, 255, 255, 0.75), #fff 44%);
    backdrop-filter: blur(2px);
    z-index: 10;
}

.compose-meta {
    display: flex;
    justify-content: space-between;
    gap: 1rem;
    margin-top: 0.55rem;
    flex-wrap: wrap;
    font-size: 0.84rem;
}

.field-error {
    display: block;
    margin-top: 0.34rem;
    font-size: 0.82rem;
    color: #b91c1c;
    min-height: 1.1rem;
}

.template-save-panel {
    margin-top: 0.72rem;
    display: flex;
    gap: 0.5rem;
    align-items: center;
    flex-wrap: wrap;
}

.template-save-panel .form-control {
    max-width: 280px;
}

.recipient-summary {
    margin: 0.1rem 0 1.1rem;
    font-size: 0.83rem;
    color: #20446f;
    background: linear-gradient(180deg, #f4f8ff, #eff5fe);
    border: 1px solid #d4e0ef;
    border-radius: 0.62rem;
    padding: 0.52rem 0.74rem;
    font-weight: 600;
}

#toggle-cc-btn.is-active,
#toggle-bcc-btn.is-active {
    background-color: #2563eb;
    border-color: #1f56d6;
    color: #fff;
}

.chip-input {
    border: 1px solid #c9d8ea;
    border-radius: 0.68rem;
    background: #fff;
    padding: 0.42rem;
    display: flex;
    flex-wrap: wrap;
    gap: 0.4rem;
    min-height: 46px;
    transition: border-color 0.2s, box-shadow 0.2s;
}

.chip-input:focus-within {
    border-color: #2563eb;
    box-shadow: 0 0 0 4px rgba(37, 99, 235, 0.12);
}

.chip-list {
    display: flex;
    flex-wrap: wrap;
    gap: 0.35rem;
}

.chip-entry {
    border: none;
    outline: none;
    flex: 1;
    min-width: 200px;
    padding: 0.35rem;
    font-size: 0.95rem;
    background: transparent;
    color: #122c4f;
}

.recipient-chip {
    display: inline-flex;
    align-items: center;
    gap: 0.4rem;
    background: #e6eefc;
    color: #163a69;
    border-radius: 999px;
    padding: 0.3rem 0.55rem;
    font-size: 0.84rem;
    border: 1px solid #bfd4f6;
    font-weight: 600;
}

.chip-remove {
    border: none;
    background: transparent;
    color: #475569;
    cursor: pointer;
    font-size: 0.85rem;
    line-height: 1;
    padding: 0;
}

.chip-remove:hover {
    color: #1e293b;
}

.compose-modal.compose-dark {
    background: linear-gradient(180deg, #101c2f, #0c1728);
    color: #e2e8f0;
    border-color: #273a59;
    box-shadow: 0 18px 42px rgba(2, 6, 23, 0.5);
}

.compose-modal.compose-dark .form-control,
.compose-modal.compose-dark .chip-input,
.compose-modal.compose-dark .compose-tools,
.compose-modal.compose-dark .recipient-summary {
    background: #19283e;
    color: #e2e8f0;
    border-color: #355172;
}

.compose-modal.compose-dark .compose-section-title {
    color: #9fb8dc;
}

.compose-modal.compose-dark .compose-subtitle {
    color: #9cb0cb;
}

.compose-modal.compose-dark .compose-badge {
    background: #233a5b;
    border-color: #34547f;
    color: #d7e5ff;
}

.compose-modal.compose-dark .chip-entry {
    color: #e2e8f0;
}

.compose-modal.compose-dark .recipient-chip {
    background: #27456f;
    color: #dceafe;
    border-color: #3f6193;
}

.compose-modal.compose-dark .text-muted {
    color: #94a3b8;
}

.compose-modal.compose-dark .btn-secondary {
    background: #2a3f60;
    color: #d5e4ff;
    border-color: #3b5b88;
}

.compose-modal.compose-dark .btn-secondary:hover {
    background: #36527a;
    border-color: #4a6b99;
}

.compose-modal.compose-dark .btn-primary {
    background: linear-gradient(135deg, #3e7dff, #2258d5);
    border-color: #2359d6;
}

.compose-modal.compose-dark .form-label {
    color: #dbe8fc;
}

.compose-modal.compose-dark .compose-actions {
    background: linear-gradient(180deg, rgba(16, 28, 47, 0.75), #101c2f 50%);
}

.compose-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 1.5rem;
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 1rem;
}

.recipient-field {
    display: flex;
    gap: 0.5rem;
    flex-wrap: wrap;
    margin-bottom: 0.5rem;
}

.recipient-tag {
    background-color: var(--primary-color);
    color: white;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.875rem;
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.recipient-tag button {
    background: none;
    border: none;
    color: white;
    cursor: pointer;
    font-weight: bold;
}

/* Alerts */
.alert {
    padding: 1rem;
    border-radius: 0.375rem;
    margin-bottom: 1rem;
    border-left: 4px solid;
}

.alert-success {
    background-color: #ecfdf5;
    color: #047857;
    border-color: #16a34a;
}

.alert-danger {
    background-color: #fef2f2;
    color: #b91c1c;
    border-color: #dc2626;
}

.alert-warning {
    background-color: #fffbeb;
    color: #92400e;
    border-color: #ea580c;
}

.alert-info {
    background-color: #f0f9ff;
    color: #0369a1;
    border-color: #0284c7;
}

/* Tables */
table {
    width: 100%;
    border-collapse: collapse;
    margin-top: 1rem;
}

th {
    background-color: var(--bg-color);
    padding: 1rem;
    text-align: left;
    font-weight: 600;
    border-bottom: 2px solid var(--border-color);
}

td {
    padding: 1rem;
    border-bottom: 1px solid var(--border-color);
}

tr:hover {
    background-color: var(--bg-color);
}

/* Pagination */
.pagination {
    display: flex;
    gap: 0.5rem;
    justify-content: center;
    margin-top: 2rem;
}

.pagination a, .pagination span {
    padding: 0.5rem 0.75rem;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    cursor: pointer;
    transition: all 0.2s;
}

.pagination a:hover {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

.pagination .active {
    background-color: var(--primary-color);
    color: white;
    border-color: var(--primary-color);
}

/* Responsive */
@media (max-width: 768px) {
    .dashboard-layout {
        grid-template-columns: 1fr;
    }

    .sidebar {
        display: none;
    }

    .email-item {
        grid-template-columns: 1fr;
    }

    .row {
        grid-template-columns: 1fr;
    }

    .navbar-nav {
        gap: 1rem;
    }

    .dashboard-hero {
        flex-direction: column;
        align-items: flex-start;
    }

    .mailbox-hero {
        flex-direction: column;
        align-items: flex-start;
    }

    .page-hero {
        flex-direction: column;
        align-items: flex-start;
    }

    .page-hero h1 {
        font-size: 1.65rem;
    }

    .mailbox-hero h1 {
        font-size: 1.7rem;
    }

    .email-list-compact .email-item {
        grid-template-columns: 1fr;
    }

    .mailbox-toolbar {
        gap: 0.5rem;
    }

    .mailbox-toolbar .btn {
        width: 100%;
    }

    .settings-grid {
        grid-template-columns: 1fr;
    }

    .table-actions {
        display: flex;
        gap: 0.4rem;
        flex-wrap: wrap;
    }

    .compose-meta {
        flex-direction: column;
        gap: 0.25rem;
    }

    .compose-benchmark-strip {
        gap: 0.45rem;
    }

    .compose-badge {
        font-size: 0.74rem;
    }

    .compose-page h1 {
        font-size: 1.72rem;
    }

    .compose-modal {
        padding: 1rem;
        border-radius: 0.85rem;
    }

    .compose-actions {
        position: static;
        background: transparent;
        backdrop-filter: none;
    }

    .compose-modal .btn {
        min-height: 40px;
    }

    .editor-btn {
        min-width: 56px;
    }

    .template-save-panel {
        flex-direction: column;
        align-items: stretch;
    }

    .template-save-panel .form-control {
        max-width: 100%;
    }
}

/* Utilities */
.text-center {
    text-align: center;
}

.text-right {
    text-align: right;
}

.text-muted {
    color: #6b7280;
}

.mt-1 { margin-top: 0.5rem; }
.mt-2 { margin-top: 1rem; }
.mt-3 { margin-top: 1.5rem; }
.mb-1 { margin-bottom: 0.5rem; }
.mb-2 { margin-bottom: 1rem; }
.mb-3 { margin-bottom: 1.5rem; }

.d-flex {
    display: flex;
}

.gap-1 { gap: 0.5rem; }
.gap-2 { gap: 1rem; }

.badge {
    display: inline-block;
    padding: 0.25rem 0.75rem;
    border-radius: 9999px;
    font-size: 0.75rem;
    font-weight: 600;
}

.badge-primary {
    background-color: #dbeafe;
    color: #1e40af;
}

.badge-success {
    background-color: #dcfce7;
    color: #15803d;
}

.badge-danger-soft {
    background-color: #fee2e2;
    color: #991b1b;
}

.badge-muted-soft {
    background-color: #e5e7eb;
    color: #374151;
}

/* Attachment Styles */
.attachment-upload-area {
    background-color: #f3f4f6;
    border: 2px dashed var(--border-color);
    border-radius: 0.5rem;
    padding: 1.5rem;
    transition: all 0.3s ease;
}

.attachment-upload-area:hover {
    border-color: var(--primary-color);
    background-color: #eff6ff;
}

.attachment-upload-area.drag-over {
    border-color: var(--primary-color);
    background-color: #dbeafe;
}

.attachment-drop-zone {
    text-align: center;
    cursor: pointer;
    padding: 1.5rem;
    border-radius: 0.375rem;
    background: white;
    border: 2px dashed #cbd5e1;
    transition: all 0.2s;
}

.attachment-drop-zone:hover {
    border-color: var(--primary-color);
    background-color: #eff6ff;
}

.attachment-drop-icon {
    font-size: 2.5rem;
    margin-bottom: 0.5rem;
}

.attachment-drop-text {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.25rem;
    color: #4b5563;
}

.attachment-drop-text strong {
    font-weight: 600;
    color: var(--text-color);
}

.attachment-drop-text small {
    font-size: 0.85rem;
    color: #6b7280;
}

.attachments-list {
    margin-top: 1rem;
    display: flex;
    flex-direction: column;
    gap: 0.75rem;
}

.attachment-item {
    display: flex;
    align-items: center;
    justify-content: space-between;
    background: white;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    padding: 0.75rem;
    animation: slideIn 0.2s ease;
}

@keyframes slideIn {
    from {
        opacity: 0;
        transform: translateY(-10px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

.attachment-info {
    display: flex;
    align-items: center;
    gap: 0.75rem;
    flex: 1;
    min-width: 0;
}

.attachment-icon {
    font-size: 1.5rem;
    flex-shrink: 0;
}

.attachment-details {
    display: flex;
    flex-direction: column;
    gap: 0.25rem;
    min-width: 0;
    flex: 1;
}

.attachment-name {
    font-weight: 500;
    overflow: hidden;
    text-overflow: ellipsis;
    white-space: nowrap;
    color: var(--text-color);
}

.attachment-meta {
    display: flex;
    gap: 1rem;
    font-size: 0.85rem;
    color: #6b7280;
}

.attachment-status {
    display: flex;
    align-items: center;
    gap: 0.5rem;
}

.attachment-status.uploading {
    color: var(--primary-color);
    font-weight: 500;
}

.attachment-status.success {
    color: var(--success-color);
}

.attachment-status.error {
    color: var(--danger-color);
}

.attachment-remove-btn {
    background: none;
    border: none;
    color: var(--danger-color);
    cursor: pointer;
    padding: 0.25rem;
    font-size: 1.25rem;
    transition: transform 0.2s;
    flex-shrink: 0;
}

.attachment-remove-btn:hover {
    transform: scale(1.2);
}

.upload-progress {
    margin-top: 1rem;
    background-color: white;
    border: 1px solid var(--border-color);
    border-radius: 0.375rem;
    overflow: hidden;
    height: 6px;
    position: relative;
}

.progress-bar {
    background: linear-gradient(90deg, var(--primary-color), var(--secondary-color));
    height: 100%;
    transition: width 0.3s ease;
    display: flex;
    align-items: center;
    justify-content: center;
}

#upload-progress-text {
    position: absolute;
    top: 50%;
    right: 0.5rem;
    transform: translateY(-50%);
    font-size: 0.75rem;
    font-weight: 600;
    color: var(--text-color);
    background: white;
    padding: 0 0.25rem;
    border-radius: 0.2rem;
}

.spinner {
    display: inline-block;
    width: 0.875rem;
    height: 0.875rem;
    border: 2px solid #e5e7eb;
    border-top-color: var(--primary-color);
    border-radius: 50%;
    animation: spin 0.6s linear infinite;
}

@keyframes spin {
    to { transform: rotate(360deg); }
}