/* 
 * GPA Pro - Modern UI/UX Styles 
 */

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: "Inter", -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
}

:root {
    --bg: #0b1120;
    --card: #111827;
    --card2: #1e293b;
    --primary: #6366f1;
    --primary2: #8b5cf6;
    --text: #f8fafc;
    --muted: #94a3b8;
    --border: rgba(255, 255, 255, 0.08);
    --success: #22c55e;

    /* Grade Colors */
    --grade-A: #4ade80;
    --grade-B: #60a5fa;
    --grade-C: #fbbf24;
    --grade-D: #f97316;
    --grade-F: #ef4444;
}

[data-theme="light"] {
    --bg: #f8fafc;
    --card: #ffffff;
    --card2: #f1f5f9;
    --primary: #4f46e5;
    --primary2: #7c3aed;
    --text: #0f172a;
    --muted: #64748b;
    --border: rgba(15, 23, 42, 0.08);
}

body {
    background:
        radial-gradient(circle at top left, rgba(99, 102, 241, 0.15) 0%, transparent 30%),
        radial-gradient(circle at bottom right, rgba(29, 78, 216, 0.1) 0%, transparent 25%),
        var(--bg);
    color: var(--text);
    min-height: 100vh;
    transition: background-color 0.3s, color 0.3s;
}

/* NAVBAR */

.navbar {
    width: 100%;
    padding: 18px 7%;
    display: flex;
    justify-content: space-between;
    align-items: center;
    position: sticky;
    top: 0;
    z-index: 1000;
    background: rgba(15, 23, 42, 0.7);
    backdrop-filter: blur(18px);
    border-bottom: 1px solid var(--border);
}

[data-theme="light"] .navbar {
    background: rgba(255, 255, 255, 0.7);
}

.logo {
    font-size: 1.5rem;
    font-weight: 800;
    color: var(--text);
    text-decoration: none;
}

.logo span {
    color: #818cf8;
}

.nav-links {
    display: flex;
    gap: 14px;
}

.nav-links a {
    text-decoration: none;
    color: var(--muted);
    padding: 10px 18px;
    border-radius: 14px;
    transition: 0.3s;
    font-weight: 600;
}

.nav-links a:hover,
.nav-links a.active {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
}

.menu-toggle {
    display: none;
    flex-direction: column;
    gap: 5px;
    background: none;
    border: none;
    cursor: pointer;
    padding: 10px;
    z-index: 1001;
}

.menu-toggle span {
    display: block;
    width: 25px;
    height: 2px;
    background: var(--text);
    transition: 0.3s;
    border-radius: 2px;
}

.nav-actions {
    display: flex;
    align-items: center;
    gap: 12px;
}

.glass-btn,
.theme-btn {
    border: none;
    background: rgba(255, 255, 255, 0.08);
    color: var(--text);
    padding: 12px 18px;
    border-radius: 14px;
    cursor: pointer;
    transition: 0.3s;
    display: flex;
    align-items: center;
    justify-content: center;
}

[data-theme="light"] .glass-btn,
[data-theme="light"] .theme-btn {
    background: rgba(15, 23, 42, 0.05);
}

.glass-btn:hover {
    background: rgba(255, 255, 255, 0.12);
}

.login-btn,
.btn-primary,
.primary-btn {
    border: none;
    background: linear-gradient(135deg, var(--primary), var(--primary2));
    color: white;
    padding: 12px 22px;
    border-radius: 14px;
    cursor: pointer;
    font-weight: 700;
    transition: 0.3s;
    text-decoration: none;
    display: inline-block;
}

.login-btn:hover,
.primary-btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 12px rgba(99, 102, 241, 0.3);
}

/* User Info in Nav */
.user-info {
    display: flex;
    align-items: center;
    gap: 10px;
    background: rgba(255, 255, 255, 0.05);
    padding: 6px 12px;
    border-radius: 16px;
    border: 1px solid var(--border);
}

.user-photo {
    width: 28px;
    height: 28px;
    border-radius: 50%;
    object-fit: cover;
}

.user-name {
    font-size: 0.9rem;
    font-weight: 600;
}

.logout-btn {
    background: none;
    border: none;
    cursor: pointer;
    font-size: 1.1rem;
    color: var(--muted);
    transition: 0.2s;
}

.logout-btn:hover {
    color: var(--grade-F);
}

/* MAIN GRID */

.main-grid {
    padding: 40px 7% 70px;
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 30px;
    max-width: 1000px;
    margin: 0 auto;
}

/* CARD */

.card {
    width: 100%;
    background: rgba(17, 24, 39, 0.72);
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: 28px;
    margin: 20px;
    backdrop-filter: blur(14px);
}

[data-theme="light"] .card {
    background: rgba(255, 255, 255, 0.8);
}

.section-title {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 24px;
}

.section-title h2 {
    font-size: 1.4rem;
}

/* TABLE */

.table-wrap {
    overflow-x: auto;
}

table {
    width: 100%;
    border-collapse: collapse;
}

th {
    text-align: left;
    padding-bottom: 18px;
    color: var(--muted);
    font-size: 0.85rem;
    text-transform: uppercase;
    letter-spacing: 0.05em;
}

td {
    padding: 10px 6px;
}

input,
select {
    width: 100%;
    padding: 12px 15px;
    border: none;
    border-radius: 14px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text);
    outline: none;
    transition: 0.2s;
}

[data-theme="light"] input,
[data-theme="light"] select {
    background: rgba(15, 23, 42, 0.03);
}

input:focus {
    border-color: var(--primary);
    background: rgba(255, 255, 255, 0.08);
}

.grade-badge,
output {
    padding: 8px 12px;
    border-radius: 12px;
    font-weight: 700;
    font-size: 0.9rem;
    display: inline-block;
    text-align: center;
    min-width: 45px;
}

output.grade-A {
    background: rgba(34, 197, 94, 0.15);
    color: var(--grade-A);
}

output.grade-B {
    background: rgba(59, 130, 246, 0.15);
    color: var(--grade-B);
}

output.grade-C {
    background: rgba(251, 191, 36, 0.15);
    color: var(--grade-C);
}

output.grade-D {
    background: rgba(249, 115, 22, 0.15);
    color: var(--grade-D);
}

output.grade-F {
    background: rgba(239, 68, 68, 0.15);
    color: var(--grade-F);
}

.add-btn,
#addBtn {
    width: 50px;
    height: 50px;
    margin-top: 20px;
    border: none;
    border-radius: 14px;
    font-size: 1.5rem;
    color: white;
    cursor: pointer;
    background: linear-gradient(135deg, var(--primary), var(--primary2));
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
}

#addBtn:hover {
    transform: rotate(90deg) scale(1.1);
}

.result-box {
    margin-top: 30px;
    background: linear-gradient(135deg, var(--primary), var(--primary2));
    padding: 35px;
    border-radius: 28px;
    text-align: center;
    box-shadow: 0 10px 25px rgba(99, 102, 241, 0.2);
}

.result-box h3 {
    opacity: 0.8;
    margin-bottom: 10px;
    font-size: 1rem;
    text-transform: uppercase;
    letter-spacing: 0.1em;
}

.result-box h1,
#result {
    font-size: 4rem;
    font-weight: 800;
}

.actions {
    display: flex;
    gap: 14px;
    margin-top: 24px;
    flex-wrap: wrap;
}

.secondary-btn,
.btn-secondary {
    flex: 1;
    padding: 16px;
    border: none;
    border-radius: 16px;
    cursor: pointer;
    font-weight: 700;
    transition: 0.3s;
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border);
    color: var(--text);
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
}

[data-theme="light"] .secondary-btn {
    background: rgba(15, 23, 42, 0.05);
}

.primary-btn:hover,
.secondary-btn:hover {
    transform: translateY(-2px);
}

/* SIDE PANEL */

.side-panel {
    display: flex;
    flex-direction: column;
    gap: 24px;
}

.mini-card,
.side-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 24px;
}

[data-theme="light"] .mini-card {
    background: #ffffff;
}

.mini-card h3 {
    margin-bottom: 16px;
    font-size: 1.1rem;
}

.progress {
    height: 10px;
    background: rgba(255, 255, 255, 0.08);
    border-radius: 20px;
    overflow: hidden;
    margin-top: 16px;
}

[data-theme="light"] .progress {
    background: rgba(15, 23, 42, 0.08);
}

.progress span {
    display: block;
    width: 82%;
    height: 100%;
    background: linear-gradient(to right, var(--primary), #38bdf8);
}

.feature {
    display: flex;
    gap: 14px;
    align-items: center;
    padding: 14px 0;
    border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.feature:last-child {
    border-bottom: none;
}

.feature-icon {
    width: 42px;
    height: 42px;
    border-radius: 12px;
    background: rgba(99, 102, 241, 0.1);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.1rem;
}

.feature-text h4 {
    font-size: 0.95rem;
    margin-bottom: 2px;
}

.feature-text p {
    font-size: 0.8rem;
    color: var(--muted);
}

/* MODALS */
.modal {
    display: none;
    position: fixed;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-color: rgba(0, 0, 0, 0.6);
    backdrop-filter: blur(4px);
    justify-content: center;
    align-items: center;
    z-index: 2000;
}

.modal-content {
    background-color: var(--card);
    border: 1px solid var(--border);
    border-radius: 28px;
    padding: 32px;
    width: 90%;
    max-width: 400px;
    max-height: 90vh;
    overflow-y: auto;
}

.modal-content.wide {
    max-width: 800px;
}

.profile-preview {
    width: 100px;
    height: 100px;
    border-radius: 50%;
    border: 2px dashed var(--border);
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
    margin-bottom: 15px;
    background: rgba(255, 255, 255, 0.02);
}

.profile-preview img {
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.form-group {
    margin-bottom: 20px;
}

.form-group label {
    display: block;
    margin-bottom: 10px;
    font-size: 0.9rem;
    font-weight: 600;
    color: var(--muted);
}

/* AUTH PAGE */
.page {
    width: 100%;
    max-width: 900px;
    padding: 40px 20px;
}

.auth-container {
    text-align: center;
    max-width: 450px;
    margin: 40px auto;
    background: var(--card);
    padding: 40px;
    border-radius: 32px;
    border: 1px solid var(--border);
}

.auth-icon {
    font-size: 4rem;
    margin-bottom: 24px;
}

.google-btn {
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 12px;
    width: 100%;
    padding: 14px;
    background: #ffffff;
    color: #000;
    border: none;
    border-radius: 16px;
    font-weight: 700;
    cursor: pointer;
    margin: 24px 0;
    transition: 0.2s;
}

.google-btn:hover {
    background: #f1f5f9;
}

.auth-features {
    display: flex;
    justify-content: space-around;
    margin-top: 32px;
    padding-top: 24px;
    border-top: 1px solid var(--border);
}

/* CHATBOT */

.chatbot-section {
    padding: 0 7% 80px;
}

.chatbot-container {
    position: fixed;
    bottom: 30px;
    right: 30px;
    z-index: 3000;
}

.chat-toggle {
    width: 65px;
    height: 65px;
    border-radius: 20px;
    background: linear-gradient(135deg, var(--primary), var(--primary2));
    border: none;
    color: white;
    font-size: 26px;
    cursor: pointer;
    box-shadow: 0 10px 20px rgba(99, 102, 241, 0.4);
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
}

.chat-toggle:hover {
    transform: translateY(-5px) scale(1.05);
}

.chat-main {
    background: rgba(17, 24, 39, 0.92);
    border: 1px solid var(--border);
    border-radius: 28px;
    overflow: hidden;
    box-shadow: 0 15px 35px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(20px);
    transition: all 0.3s cubic-bezier(0.4, 0, 0.2, 1);
    display: grid;
    grid-template-columns: 280px 1fr;
}

.chat-sidebar {
    background: rgba(0, 0, 0, 0.4);
    border-right: 1px solid var(--border);
    display: flex;
    flex-direction: column;
    padding: 20px;
    height: 100%;
}

.new-chat-btn {
    width: 100%;
    padding: 12px;
    background: var(--primary);
    color: white;
    border: none;
    border-radius: 12px;
    margin-bottom: 20px;
    cursor: pointer;
    font-weight: 600;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: 0.3s;
}

.new-chat-btn:hover {
    background: var(--primary2);
}

.chat-history {
    flex: 1;
    overflow-y: auto;
    display: flex;
    flex-direction: column;
    gap: 10px;
}

.history-item {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 10px 12px;
    border-radius: 10px;
    cursor: pointer;
    transition: 0.2s;
    font-size: 0.85rem;
    color: var(--muted);
    border: 1px solid transparent;
    gap: 8px;
}

.history-item:hover {
    background: rgba(255, 255, 255, 0.05);
    color: var(--text);
}

.history-item.active {
    background: rgba(99, 102, 241, 0.1);
    border-color: var(--primary);
    color: var(--primary);
}

.history-item span {
    flex: 1;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.delete-chat-btn {
    background: transparent;
    border: none;
    color: #ef4444;
    cursor: pointer;
    opacity: 0;
    padding: 4px;
    font-size: 0.8rem;
    transition: all 0.2s;
    display: flex;
    align-items: center;
    justify-content: center;
    border-radius: 6px;
}

.history-item:hover .delete-chat-btn {
    opacity: 0.6;
}

.delete-chat-btn:hover {
    opacity: 1 !important;
    background: rgba(239, 68, 68, 0.1);
}

.chat-content {
    display: flex;
    flex-direction: column;
    height: 100%;
    overflow: hidden;
}

@media (max-width: 900px) {
    .chat-main {
        grid-template-columns: 1fr;
    }
    .chat-sidebar {
        display: none; /* Hide history on small screens unless toggled */
    }
}

.chat-main.maximized {
    position: fixed !important;
    top: 20px !important;
    left: 20px !important;
    right: 20px !important;
    bottom: 20px !important;
    width: auto !important;
    height: auto !important;
    margin: 0 !important;
    z-index: 4000 !important;
    border-radius: 32px !important;
}

[data-theme="light"] .chat-main {
    background: rgba(255, 255, 255, 0.98);
}

.chat-header {
    padding: 22px 28px;
    border-bottom: 1px solid var(--border);
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.bot-profile {
    display: flex;
    align-items: center;
    gap: 14px;
}

.bot-avatar {
    width: 55px;
    height: 55px;
    border-radius: 18px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    display: flex;
    align-items: center;
    justify-content: center;
    font-size: 1.4rem;
}

.online {
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background: #22c55e;
}

.chat-body {
    flex: 1;
    overflow-y: auto;
    padding: 28px;
    display: flex;
    flex-direction: column;
    gap: 22px;
}

.message-wrapper {
    display: flex;
    flex-direction: column;
    max-width: 85%;
    gap: 6px;
}

.message-wrapper.user {
    align-self: flex-end;
    align-items: flex-end;
}

.message-wrapper.bot {
    align-self: flex-start;
    align-items: flex-start;
}

.message-role {
    font-size: 0.75rem;
    font-weight: 700;
    color: var(--muted);
    text-transform: uppercase;
    letter-spacing: 0.05em;
    margin-bottom: 2px;
}

.message {
    padding: 18px;
    border-radius: 22px;
    line-height: 1.7;
    font-size: 0.92rem;
    width: 100%;
}

.message strong {
    color: var(--primary2);
    font-weight: 700;
}

.message ul {
    margin: 10px 0;
    padding-left: 20px;
    list-style-type: disc;
}

.message li {
    margin-bottom: 5px;
}

/* Rich Markdown Rendering Styles */
.message h1, .message h2, .message h3 {
    margin: 15px 0 10px;
    color: var(--primary2);
    font-weight: 700;
}

.message h1 { font-size: 1.3rem; }
.message h2 { font-size: 1.15rem; }
.message h3 { font-size: 1.05rem; }

.message table {
    width: 100%;
    border-collapse: collapse;
    margin: 15px 0;
    font-size: 0.85rem;
    background: rgba(255, 255, 255, 0.03);
    border-radius: 12px;
    overflow: hidden;
}

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

.message th {
    background: rgba(99, 102, 241, 0.1);
    color: var(--primary);
}

.message code {
    background: rgba(255, 255, 255, 0.1);
    padding: 2px 6px;
    border-radius: 4px;
    font-family: 'Courier New', Courier, monospace;
    color: #f472b6;
}

.message pre {
    background: #0f172a;
    padding: 15px;
    border-radius: 14px;
    overflow-x: auto;
    margin: 15px 0;
    border: 1px solid var(--border);
}

.message blockquote {
    border-left: 4px solid var(--primary);
    margin: 15px 0;
    padding: 10px 20px;
    background: rgba(99, 102, 241, 0.05);
    font-style: italic;
}

.bot-message {
    background: rgba(255, 255, 255, 0.06);
    border: 1px solid var(--border);
}

[data-theme="light"] .bot-message {
    background: rgba(15, 23, 42, 0.05);
}

.user-message {
    background: linear-gradient(135deg, #4f46e5, #7c3aed);
    color: white;
}

.chat-input {
    padding: 20px;
    border-top: 1px solid var(--border);
    display: flex;
    gap: 16px;
    background: transparent;
}

.chat-input input {
    flex: 1;
    padding: 14px;
    border: none;
    border-radius: 16px;
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    color: var(--text);
    outline: none;
}

[data-theme="light"] .chat-input input {
    background: rgba(15, 23, 42, 0.03);
}

.send-btn {
    width: 50px;
    height: 50px;
    border: none;
    border-radius: 16px;
    background: linear-gradient(135deg, #6366f1, #8b5cf6);
    color: white;
    cursor: pointer;
    font-size: 1.2rem;
    display: flex;
    align-items: center;
    justify-content: center;
    transition: 0.3s;
}

.send-btn:hover {
    transform: translateY(-2px);
}

/* RECORDS */

.records {
    margin-top: 40px;
    padding: 0 8% 70px;
}

.record-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(260px, 1fr));
    gap: 24px;
    margin-top: 25px;
}

.record-card {
    background: rgba(255, 255, 255, 0.05);
    border: 1px solid var(--border);
    border-radius: 24px;
    padding: 24px;
    transition: 0.3s;
}

[data-theme="light"] .record-card {
    background: rgba(255, 255, 255, 0.85);
    box-shadow: 0 4px 16px rgba(0, 0, 0, 0.06);
}

.record-card:hover {
    transform: translateY(-6px);
    border-color: rgba(129, 140, 248, 0.5);
    box-shadow: 0 12px 28px rgba(99, 102, 241, 0.15);
}

.record-top {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 18px;
}

.record-top h3 {
    font-size: 1rem;
    font-weight: 700;
}

.gpa-pill {
    padding: 8px 14px;
    border-radius: 999px;
    background: rgba(34, 197, 94, 0.12);
    color: #4ade80;
    font-weight: 700;
    font-size: 0.85rem;
}

.record-card p {
    color: var(--muted);
    margin-top: 6px;
    font-size: 0.9rem;
}

.record-actions {
    display: flex;
    gap: 8px;
    margin-top: 18px;
    padding-top: 16px;
    border-top: 1px solid var(--border);
}

.record-action-btn {
    flex: 1;
    padding: 10px;
    border: none;
    border-radius: 12px;
    background: rgba(255, 255, 255, 0.06);
    cursor: pointer;
    transition: 0.3s;
    font-size: 1rem;
}

[data-theme="light"] .record-action-btn {
    background: rgba(15, 23, 42, 0.05);
}

.record-action-btn:hover {
    transform: translateY(-2px);
    background: rgba(255, 255, 255, 0.12);
}

.record-action-btn.delete-btn:hover {
    background: rgba(239, 68, 68, 0.15);
}

.record-action-btn.edit-btn:hover {
    background: rgba(99, 102, 241, 0.15);
}

.record-action-btn.details-btn:hover {
    background: rgba(56, 189, 248, 0.15);
}

/* ANIMATIONS */
@keyframes slideIn {
    from {
        transform: translateX(100%);
        opacity: 0;
    }

    to {
        transform: translateX(0);
        opacity: 1;
    }
}

@keyframes slideOut {
    from {
        transform: translateX(0);
        opacity: 1;
    }

    to {
        transform: translateX(100%);
        opacity: 0;
    }
}

/* FOOTER */

footer {
    text-align: center;
    padding: 40px;
    color: var(--muted);
    border-top: 1px solid var(--border);
    font-size: 0.9rem;
}

/* RESPONSIVE */

@media(max-width:1100px) {
    .main-grid {
        grid-template-columns: 1fr;
    }
}

@media(max-width: 768px) {
    .navbar {
        padding: 15px 5%;
    }

    .menu-toggle {
        display: flex;
        order: 1;
    }

    .logo {
        order: 2;
        font-size: 1.2rem;
    }

    .nav-actions {
        order: 3;
    }

    .main-grid {
        padding: 20px 5%;
    }

    .nav-links {
        display: none;
        position: absolute;
        top: 100%;
        left: 0;
        width: 100%;
        background: var(--bg);
        flex-direction: column;
        padding: 20px 7%;
        border-bottom: 1px solid var(--border);
        backdrop-filter: blur(18px);
        gap: 10px;
    }

    .nav-links.active {
        display: flex;
    }

    .nav-links a {
        width: 100%;
        text-align: center;
    }
    .result-box h1 {
        font-size: 3rem;
    }

    .chatbot-container {
        right: 15px;
        bottom: 15px;
    }

    .chat-main {
        width: calc(100vw - 30px) !important;
        height: 75vh !important;
        right: 0 !important;
        bottom: 80px !important;
        grid-template-columns: 1fr !important;
    }

    .chat-sidebar {
        display: none !important;
    }
}

/* Mobile Chatbot Specifics */
@media (max-width: 600px) {
    .chat-header {
        padding: 15px;
    }
    .bot-avatar {
        width: 40px;
        height: 40px;
        font-size: 1.1rem;
    }
    .chat-body {
        padding: 15px;
        gap: 15px;
    }
    .message {
        max-width: 92%;
        padding: 12px 15px;
        font-size: 0.88rem;
    }
    .chat-input {
        padding: 12px;
        gap: 8px;
    }
    .chat-input input {
        padding: 10px;
    }
    .send-btn {
        width: 44px;
        height: 44px;
    }
}