/* =======================
   Translate page layout
   (tách riêng khỏi main.css)
   ======================= */

.translate-container {
    max-width: 1200px;
    width: 100%;
    margin: 60px auto 80px;
    padding: 0 20px;
    box-sizing: border-box;
}

.translate-main {
    width: 100%;
}

.translate-heading {
    text-align: center;
    margin-bottom: 40px;
}

.translate-heading h1 {
    font-size: 2.5rem;
    font-weight: 700;
    color: #1d2a57;
    margin-bottom: 12px;
    background: linear-gradient(135deg, #1d2a57 0%, #106468 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    display: inline-flex;
    align-items: center;
    gap: 12px;
}

.translate-heading h1 i {
    background: linear-gradient(135deg, #106468 0%, #1d2a57 100%);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
    background-clip: text;
    font-size: 2rem;
}

.translate-tagline {
    font-size: 1.125rem;
    color: #626a8a;
    margin-bottom: 8px;
    font-weight: 500;
}

.translate-note {
    font-size: 0.95rem;
    color: #626a8a;
    margin-bottom: 0;
    line-height: 1.6;
}

.translate-note strong {
    color: #1d2a57;
    font-weight: 600;
}

.translate-language-row {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 16px;
    margin-bottom: 24px;
    flex-wrap: wrap;
}

.translate-lang-selector-wrapper {
    position: relative;
}

.translate-lang-btn {
    padding: 12px 24px;
    border-radius: 25px;
    border: 2px solid #106468;
    background-color: #fff;
    font-size: 15px;
    font-weight: 600;
    color: #1d2a57;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 10px;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(16, 100, 104, 0.1);
    min-width: 180px;
    width: 100%;
    justify-content: space-between;
    box-sizing: border-box;
}

.translate-lang-btn .translate-lang-label {
    flex: 1;
    text-align: left;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.translate-lang-btn:hover {
    background-color: #f0f8f9;
    border-color: #106468;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 100, 104, 0.2);
}

.translate-lang-btn i {
    font-size: 12px;
    transition: transform 0.3s ease;
}

.translate-lang-btn.active i,
.translate-lang-selector-wrapper.active .translate-lang-btn i {
    transform: rotate(180deg);
}

/* Language Dropdown */
.translate-lang-dropdown {
    position: absolute;
    top: calc(100% + 8px);
    left: 0;
    min-width: 250px;
    width: 100%;
    max-width: 300px;
    background: #fff;
    border: 2px solid #106468;
    border-radius: 12px;
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.15);
    z-index: 1000;
    max-height: 400px;
    display: none;
    flex-direction: column;
    overflow: hidden;
}

.translate-lang-dropdown.active {
    display: flex;
}

.translate-lang-dropdown-search {
    padding: 12px;
    border-bottom: 1px solid #e0e0e0;
    display: flex;
    align-items: center;
    gap: 10px;
    background-color: #f9fafb;
}

.translate-lang-dropdown-search i {
    color: #106468;
    font-size: 14px;
}

.translate-lang-dropdown-search input {
    flex: 1;
    border: none;
    outline: none;
    font-size: 14px;
    background: transparent;
    color: #1d2a57;
}

.translate-lang-dropdown-search input::placeholder {
    color: #9ca3af;
}

.translate-lang-dropdown-list {
    max-height: 320px;
    overflow-y: auto;
    padding: 4px 0;
}

/* Custom scrollbar for dropdown */
.translate-lang-dropdown-list::-webkit-scrollbar {
    width: 6px;
}

.translate-lang-dropdown-list::-webkit-scrollbar-track {
    background: #f1f1f1;
}

.translate-lang-dropdown-list::-webkit-scrollbar-thumb {
    background: #106468;
    border-radius: 3px;
}

.translate-lang-dropdown-list::-webkit-scrollbar-thumb:hover {
    background: #0d5054;
}

.translate-lang-item {
    padding: 12px 16px;
    cursor: pointer;
    display: flex;
    flex-direction: column;
    gap: 4px;
    transition: all 0.2s ease;
    width: 100%;
    box-sizing: border-box;
    white-space: normal;
    word-wrap: break-word;
}

.translate-lang-item:hover {
    background-color: #f0f8f9;
}

.translate-lang-item.active {
    background-color: #e0f7f8;
    border-left: 3px solid #106468;
}

.translate-lang-item-label {
    font-weight: 600;
    color: #1d2a57;
    font-size: 14px;
    white-space: nowrap;
    overflow: visible;
    text-overflow: clip;
    width: 100%;
}

.translate-lang-item-native {
    font-size: 12px;
    color: #626a8a;
    white-space: nowrap;
    overflow: visible;
    text-overflow: clip;
    width: 100%;
}

.translate-swap-btn {
    width: 44px;
    height: 44px;
    border-radius: 50%;
    border: 2px solid #106468;
    background: linear-gradient(135deg, #106468 0%, #1d2a57 100%);
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #fff;
    transition: all 0.3s ease;
    box-shadow: 0 2px 8px rgba(16, 100, 104, 0.2);
}

.translate-swap-btn:hover {
    transform: rotate(180deg) scale(1.1);
    box-shadow: 0 4px 16px rgba(16, 100, 104, 0.3);
}

.translate-swap-btn i {
    font-size: 16px;
}

.translate-panels {
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 24px;
    margin-bottom: 40px;
}

.translate-panel {
    border: 2px solid #e0e0e0;
    background-color: #fff;
    min-height: 300px;
    display: flex;
    flex-direction: column;
    border-radius: 12px;
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.08);
    transition: all 0.3s ease;
    overflow: hidden;
}

.translate-panel:hover {
    box-shadow: 0 8px 24px rgba(0, 0, 0, 0.12);
    border-color: #106468;
}

.translate-panel:first-child {
    border-color: #106468;
}

.translate-textarea {
    flex: 1;
    padding: 20px;
    border: none;
    resize: none;
    font-size: 16px;
    outline: none;
    font-family: inherit;
    line-height: 1.6;
    color: #1d2a57;
    background-color: transparent;
}

.translate-textarea::placeholder {
    color: #9ca3af;
    font-style: italic;
}

.translate-output {
    flex: 1;
    padding: 20px;
    font-size: 16px;
    line-height: 1.6;
    color: #1d2a57;
    min-height: 200px;
}

.translate-output:empty::before {
    content: "Translation will appear here...";
    color: #9ca3af;
    font-style: italic;
}

.translate-panel-footer {
    display: flex;
    align-items: center;
    justify-content: space-between;
    padding: 16px 20px;
    border-top: 1px solid #e0e0e0;
    background-color: #f9fafb;
    font-size: 13px;
    color: #6c6f7b;
}

.translate-panel-left {
    display: flex;
    align-items: center;
    gap: 10px;
}

.translate-panel-left i {
    color: #106468;
    font-size: 16px;
}

#char-count {
    font-weight: 600;
    color: #1d2a57;
}

.translate-submit-btn {
    background: linear-gradient(135deg, #106468 0%, #1d2a57 100%);
    border: none;
    padding: 12px 32px;
    border-radius: 25px;
    font-size: 15px;
    font-weight: 700;
    color: #fff;
    cursor: pointer;
    transition: all 0.3s ease;
    box-shadow: 0 4px 12px rgba(16, 100, 104, 0.3);
    display: inline-flex;
    align-items: center;
    gap: 8px;
}

.translate-submit-btn:hover:not(:disabled) {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(16, 100, 104, 0.4);
}

.translate-submit-btn:active:not(:disabled) {
    transform: translateY(0);
}

.translate-submit-btn:disabled {
    opacity: 0.7;
    cursor: not-allowed;
}

.translate-submit-btn i {
    font-size: 14px;
}

.translate-panel-footer-right {
    justify-content: flex-end;
}

.translate-copy-btn {
    border-radius: 25px;
    border: 2px solid #106468;
    padding: 10px 20px;
    background-color: #fff;
    font-size: 14px;
    font-weight: 600;
    color: #106468;
    cursor: pointer;
    display: inline-flex;
    align-items: center;
    gap: 8px;
    transition: all 0.3s ease;
}

.translate-copy-btn:hover {
    background-color: #106468;
    color: #fff;
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(16, 100, 104, 0.2);
}

.translate-copy-btn:active {
    transform: translateY(0);
}

.translate-copy-btn i {
    font-size: 14px;
}

/* Responsive Design */
@media (max-width: 1024px) {
    .translate-container {
        max-width: 100%;
        margin: 40px auto 60px;
    }

    .translate-heading h1 {
        font-size: 2rem;
    }

    .translate-panels {
        grid-template-columns: 1fr;
        gap: 20px;
    }

    .translate-panel {
        min-height: 250px;
    }
}

@media (max-width: 768px) {
    .translate-heading h1 {
        font-size: 1.75rem;
    }

    .translate-tagline {
        font-size: 1rem;
    }

    .translate-note {
        font-size: 0.9rem;
    }

    .translate-language-row {
        gap: 12px;
    }

    .translate-lang-btn {
        padding: 10px 20px;
        font-size: 14px;
    }

    .translate-swap-btn {
        width: 40px;
        height: 40px;
    }

    .translate-panel {
        min-height: 200px;
    }

    .translate-textarea,
    .translate-output {
        font-size: 15px;
        padding: 16px;
    }

    .translate-submit-btn {
        padding: 10px 24px;
        font-size: 14px;
    }

    .translate-lang-selector-wrapper {
        width: 100%;
    }

    .translate-lang-btn {
        width: 100%;
        min-width: auto;
    }

    .translate-lang-dropdown {
        min-width: 100%;
        max-width: 100%;
    }
}

@media (max-width: 480px) {
    .translate-container {
        margin: 30px auto 40px;
        padding: 0 10px;
    }

    .translate-heading h1 {
        font-size: 1.5rem;
    }

    .translate-heading h1 i {
        font-size: 1.3rem;
    }

    .translate-tagline {
        font-size: 0.9rem;
    }

    .translate-note {
        font-size: 0.85rem;
        padding: 0 10px;
    }

    .translate-language-row {
        flex-direction: column;
        gap: 10px;
        width: 100%;
    }

    .translate-lang-selector-wrapper {
        width: 100%;
    }

    .translate-lang-btn {
        width: 100%;
        padding: 10px 16px;
        font-size: 13px;
    }

    .translate-swap-btn {
        width: 36px;
        height: 36px;
        align-self: center;
    }

    .translate-panels {
        gap: 15px;
    }

    .translate-panel {
        min-height: 180px;
    }

    .translate-textarea,
    .translate-output {
        font-size: 14px;
        padding: 12px;
    }

    .translate-panel-footer {
        padding: 12px;
        flex-wrap: wrap;
        gap: 8px;
    }

    .translate-submit-btn {
        width: 100%;
        padding: 12px;
        font-size: 14px;
    }

    .translate-copy-btn {
        width: 100%;
        justify-content: center;
    }
}

/* Loading and Error States */
.translate-output.loading {
    display: flex;
    align-items: center;
    justify-content: center;
    color: #106468;
}

.translate-output.loading::after {
    content: "";
    width: 20px;
    height: 20px;
    border: 3px solid #e0e0e0;
    border-top-color: #106468;
    border-radius: 50%;
    animation: spin 0.8s linear infinite;
    margin-left: 10px;
}

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

.translate-output.error {
    color: #d14620;
    font-style: italic;
}