/* --- VISUAL THEME: STRICTLY SYNCED TO EDITOR UI --- */
:root {
    --bg-deep: #222222;     /* Matching the dark grey editor background */
    --bg-panel: #2A2A2A;    /* Slightly lighter for cards */
    --bg-border: #3A3A3A;   /* Subtle borders */
    --text-main: #CCCCCC;   /* Soft white for paragraphs */
    --text-bright: #FFFFFF; /* Pure white for headers */
    --accent-green: #2EA44F;/* Matching 'Save Changes' button */
    --accent-blue: #4A90E2; /* Professional blue accent */
}

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

html, body {
    font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Helvetica, Arial, sans-serif;
    background-color: var(--bg-deep);
    color: var(--text-main);
    line-height: 1.6;
    margin: 0;
    padding: 0;
    width: 100%;
    overflow-x: hidden;
}

h1, h2, h3 { color: var(--text-bright); font-weight: 600; }
a { text-decoration: none; color: inherit; transition: 0.2s; }

.container { max-width: 1200px; margin: 0 auto; padding: 0 20px; }

/* ======================== PILL NAVBAR (Modern Toolbar) ======================== */
header {
    position: fixed; top: 20px; width: 100%; z-index: 1000;
    display: flex; justify-content: center;
}

nav {
    display: flex; justify-content: space-between; align-items: center;
    background-color: rgba(42, 42, 42, 0.85);
    backdrop-filter: blur(10px);
    border: 1px solid var(--bg-border);
    border-radius: 50px;
    padding: 10px 25px;
    width: 90%; max-width: 1000px;
    box-shadow: 0 10px 30px rgba(0,0,0,0.5);
}

.logo { font-size: 1.3rem; font-weight: bold; color: var(--text-bright); }
.logo i { color: var(--accent-green); margin-right: 8px; }

/* Unify nav link spacing and hover colors */
.nav-links {
    display: flex;
    gap: 20px;
    list-style: none;
    align-items: center;
}

.nav-links a.nav-item {
    font-size: 0.95rem;
    font-weight: 500;
    color: var(--text-main);
    padding: 6px 12px;
    border-radius: 4px;
    transition: all 0.2s ease;
}

.nav-links a.nav-item:hover {
    color: var(--text-bright);
    background-color: rgba(74, 144, 226, 0.1);
}

.nav-links a.nav-item.active {
    color: var(--accent-blue);
    font-weight: 600;
}

/* Clean up the Sign In button on the far right */
.cta-btn-nav {
    background-color: var(--bg-border);
    color: var(--text-bright);
    padding: 8px 20px;
    border-radius: 6px;
    font-size: 0.9rem;
    font-weight: 600;
    border: 1px solid transparent;
    transition: all 0.2s ease;
}

.cta-btn-nav:hover {
    background-color: var(--accent-blue);
    border-color: var(--accent-blue);
    color: white;
    box-shadow: 0 4px 12px rgba(74, 144, 226, 0.2);
}

/* ======================== HERO SECTION ======================== */
.hero {
    padding: 180px 0 100px;
    text-align: center;
}

.hero h1 { font-size: 3.5rem; line-height: 1.2; margin-bottom: 20px; }
.hero p { font-size: 1.25rem; max-width: 700px; margin: 0 auto 40px; color: var(--text-main); }

.cta-btn-main {
    background-color: var(--accent-green);
    color: white; padding: 15px 35px; border-radius: 8px;
    font-size: 1.1rem; font-weight: 600;
    display: inline-flex; align-items: center; gap: 10px;
    box-shadow: 0 4px 15px rgba(46, 164, 79, 0.3);
}
.cta-btn-main:hover { transform: translateY(-2px); box-shadow: 0 6px 20px rgba(46, 164, 79, 0.4); }

.hero-video-container {
    margin-top: 60px;
    background-color: var(--bg-panel);
    border: 1px solid var(--bg-border);
    border-radius: 12px; padding: 10px;
    box-shadow: 0 20px 50px rgba(0,0,0,0.6);
    overflow: hidden;
}

.hero-video-container video {
    width: 100%; border-radius: 6px; display: block;
    background-color: #111;
}

/* ======================== FEATURES ======================== */
.features { padding: 100px 0; background-color: #1C1C1C; }
.section-header { text-align: center; margin-bottom: 70px; }
.section-header h2 { font-size: 2.5rem; margin-bottom: 15px; }

.features-grid { display: grid; grid-template-columns: repeat(3, 1fr); gap: 25px; }

.feature-card {
    background-color: var(--bg-panel);
    border: 1px solid var(--bg-border);
    border-radius: 8px; padding: 30px;
}
.feature-card:hover { border-color: #555; }

.feature-icon { font-size: 1.8rem; color: var(--accent-blue); margin-bottom: 20px; }
.feature-card h3 { font-size: 1.3rem; margin-bottom: 12px; }
.feature-card p { font-size: 0.95rem; }

/* ======================== WORKSPACE / ARCHITECTURE ======================== */
.workspace { padding: 100px 0; border-top: 1px solid var(--bg-border); border-bottom: 1px solid var(--bg-border); }
.workspace-split { display: flex; align-items: center; gap: 60px; }
.workspace-gfx { flex: 1; text-align: center; font-size: 7rem; color: var(--bg-border); position: relative; }
.workspace-gfx .fa-shield-halved { color: var(--accent-green); position: absolute; font-size: 3rem; bottom: 10px; right: 50px; }
.workspace-text { flex: 1; }

.workspace h2 { font-size: 2.3rem; margin-bottom: 15px; }
.workspace ul { list-style: none; margin-top: 25px; }
.workspace ul li { display: flex; align-items: center; gap: 12px; margin-bottom: 15px; }
.workspace ul i { color: var(--accent-green); font-size: 1.1rem; }

/* ======================== PRICING (COMPACT 7-TIER GRID) ======================== */
.pricing { padding: 100px 0; background-color: #1C1C1C; }
.pricing-subtitle { text-align: center; color: var(--text-main); font-size: 1.1rem; max-width: 600px; margin: 0 auto 50px; }
.pricing-subtitle strong { color: var(--text-bright); }

.pricing-grid { 
    display: flex; 
    flex-wrap: wrap; 
    justify-content: center; 
    gap: 20px; 
}

.pricing-card {
    flex: 0 1 240px; /* Fixed compact width for the cards */
    background-color: var(--bg-panel);
    border: 1px solid var(--bg-border);
    border-radius: 8px; padding: 30px 20px;
    display: flex; flex-direction: column;
    text-align: center;
    position: relative;
}

.pricing-card:hover { border-color: #555; transform: translateY(-3px); transition: 0.2s;}
.pricing-card.featured { border: 2px solid var(--accent-blue); transform: scale(1.03); }
.pricing-card.featured:hover { transform: scale(1.03) translateY(-3px); }

.discount-badge {
    position: absolute;
    top: -12px; left: 50%; transform: translateX(-50%);
    background-color: var(--accent-green);
    color: white; font-size: 0.75rem; font-weight: bold;
    padding: 4px 12px; border-radius: 20px;
    white-space: nowrap;
    box-shadow: 0 2px 5px rgba(0,0,0,0.3);
}
.featured .discount-badge { background-color: var(--accent-blue); }

.pricing-card h3 { font-size: 1.2rem; margin-bottom: 5px; color: var(--text-main); }
.pricing-card .cost { font-size: 2.2rem; font-weight: bold; color: var(--text-bright); margin-bottom: 20px; }
.pricing-card .cost span { font-size: 1rem; color: #888; }

.select-btn {
    background-color: var(--bg-border); color: var(--text-bright);
    padding: 10px; border-radius: 6px; text-align: center; font-weight: 600;
    width: 100%; margin-top: auto; border: none; cursor: pointer; transition: 0.2s;
}
.select-btn:hover { background-color: #555; }
.featured .select-btn { background-color: var(--accent-blue); color: white; }
.featured .select-btn:hover { background-color: #3a7bc8; }

/* ======================== FOOTER ======================== */
footer { padding: 40px 20px; background-color: var(--bg-deep); text-align: center; border-top: 1px solid var(--bg-border); }
.footer-content { display: flex; justify-content: space-between; max-width: 1000px; margin: 0 auto; flex-wrap: wrap; gap: 20px; }
.footer-links a { margin: 0 10px; font-size: 0.9rem; color: var(--text-main); }
.footer-links a:hover { color: var(--text-bright); }
.copyright { margin-top: 20px; font-size: 0.85rem; color: #666; }

/* ======================== AUTHENTICATION PAGE ======================== */
.auth-body {
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
    background-color: var(--bg-deep);
}

.auth-container {
    width: 100%;
    max-width: 400px;
    padding: 20px;
}

.auth-card {
    background-color: var(--bg-panel);
    border: 1px solid var(--bg-border);
    border-radius: 12px;
    padding: 40px 30px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.5);
}

.auth-header {
    text-align: center;
    margin-bottom: 30px;
}

.auth-header h2 {
    font-size: 1.8rem;
    margin-bottom: 5px;
}

.auth-header p {
    color: #888;
    font-size: 0.9rem;
}

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

.form-group label {
    display: block;
    margin-bottom: 8px;
    font-size: 0.9rem;
    color: var(--text-main);
    font-weight: 500;
}

.input-wrapper {
    position: relative;
}

.input-wrapper i {
    position: absolute;
    left: 14px;
    top: 50%;
    transform: translateY(-50%);
    color: #888;
}

.input-wrapper input {
    width: 100%;
    background-color: var(--bg-deep);
    border: 1px solid var(--bg-border);
    color: var(--text-bright);
    padding: 12px 12px 12px 40px;
    border-radius: 6px;
    font-size: 1rem;
    transition: 0.3s;
}

.input-wrapper input:focus {
    outline: none;
    border-color: var(--accent-blue);
    box-shadow: 0 0 0 3px rgba(74, 144, 226, 0.2);
}

.auth-message {
    padding: 10px;
    border-radius: 6px;
    font-size: 0.9rem;
    margin-bottom: 15px;
    text-align: center;
}

.auth-message.hidden {
    display: none;
}

.auth-message.error {
    background-color: rgba(255, 82, 82, 0.1);
    color: #ff5252;
    border: 1px solid rgba(255, 82, 82, 0.3);
}

.auth-message.success {
    background-color: rgba(46, 164, 79, 0.1);
    color: var(--accent-green);
    border: 1px solid rgba(46, 164, 79, 0.3);
}

/* Fix the spacing so the link doesn't get pushed off screen */
.auth-footer {
    margin-top: 20px;
    padding-top: 15px;
    border-top: 1px solid var(--bg-border);
    text-align: center;
    font-size: 0.9rem;
}

.auth-footer a {
    color: var(--accent-blue);
    font-weight: 600;
    text-decoration: none;
    transition: color 0.2s;
}

.auth-footer a:hover {
    color: #fff; /* Highlights white when hovered */
}

/* Upgrade the specific auth card button to look sleeker */
.auth-card .cta-btn {
    background-color: var(--accent-blue);
    color: white;
    border: none;
    padding: 14px;
    border-radius: 8px;
    font-size: 1rem;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.2s ease-in-out;
    box-shadow: 0 4px 6px rgba(0, 0, 0, 0.2);
}

.auth-card .cta-btn:hover {
    background-color: #357ABD;
    transform: translateY(-1px);
    box-shadow: 0 6px 12px rgba(0, 0, 0, 0.3);
}

.auth-card .cta-btn:active {
    transform: translateY(1px);
    box-shadow: 0 2px 4px rgba(0, 0, 0, 0.2);
}

.auth-back-link {
    display: inline-flex;
    align-items: center;
    gap: 8px;
    font-size: 0.85rem;
    color: #888;
    text-decoration: none;
    transition: color 0.2s;
}
.auth-back-link:hover {
    color: var(--accent-blue);
}

/* Navbar Button Grouping */
.nav-actions {
    display: flex;
    align-items: center;
    gap: 15px;
}

.nav-editor-link {
    color: var(--text-main);
    font-weight: 600;
    font-size: 0.95rem;
}

.nav-editor-link:hover {
    color: var(--accent-blue);
}

/* 4-Tier Pricing Grid */
.pricing-grid {
    display: grid;
    /* Forces 4 equal columns on desktop */
    grid-template-columns: repeat(4, 1fr); 
    gap: 20px;
    margin-top: 40px;
}

@media (max-width: 900px) {
    .pricing-grid { grid-template-columns: repeat(2, 1fr); }
}
@media (max-width: 600px) {
    .pricing-grid { grid-template-columns: 1fr; }
}

/* --- PROJECTS GRID --- */
.projects-grid {
    display: grid;
    grid-template-columns: repeat(auto-fill, minmax(300px, 1fr));
    gap: 20px;
}

.project-card {
    background-color: var(--bg-panel);
    border: 1px solid var(--bg-border);
    border-radius: 8px;
    padding: 20px;
    transition: transform 0.2s, box-shadow 0.2s;
}

.project-card:hover {
    transform: translateY(-3px);
    border-color: var(--accent-blue);
    box-shadow: 0 8px 15px rgba(0,0,0,0.4);
}

.project-title { font-size: 1.2rem; margin-bottom: 5px; color: var(--text-bright); }
.project-meta { font-size: 0.85rem; color: #888; margin-bottom: 15px; }

.project-actions { display: flex; gap: 10px; }
.btn-open { background: var(--accent-blue); color: white; padding: 8px 12px; border-radius: 6px; border: none; cursor: pointer; flex: 1; font-weight: 600; transition: 0.2s; }
.btn-open:hover { background: #357ABD; }
.btn-delete { background: transparent; color: #ff5252; padding: 8px 12px; border-radius: 6px; border: 1px solid #ff5252; cursor: pointer; transition: 0.2s; }
.btn-delete:hover { background: rgba(255, 82, 82, 0.1); }

/* --- MODAL STYLES --- */
.modal {
    position: fixed; top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0, 0, 0, 0.7); backdrop-filter: blur(4px);
    display: flex; justify-content: center; align-items: center;
    z-index: 1000;
}
.modal.hidden { display: none; }

.modal-content {
    background: var(--bg-panel); border: 1px solid var(--bg-border);
    border-radius: 12px; width: 100%; max-width: 450px; padding: 25px;
    box-shadow: 0 20px 40px rgba(0,0,0,0.6);
}

.modal-header { display: flex; justify-content: space-between; align-items: center; margin-bottom: 20px; }
.close-btn { background: none; border: none; color: #888; font-size: 1.2rem; cursor: pointer; }
.close-btn:hover { color: white; }

/* --- CREDIT BADGE --- */
.credit-badge {
    background-color: rgba(46, 164, 79, 0.1);
    color: var(--accent-green);
    padding: 6px 14px;
    border-radius: 20px;
    font-size: 0.85rem;
    font-weight: 700;
    display: flex;
    align-items: center;
    gap: 6px;
    border: 1px solid rgba(46, 164, 79, 0.3);
}
.credit-badge.hidden {
    display: none;
}

/* --- PROJECTS DASHBOARD HEADER --- */
.projects-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 40px;
    padding-bottom: 20px;
    border-bottom: 1px solid var(--bg-border);
}

@media (max-width: 600px) {
    .projects-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }
    #newProjectBtn {
        width: 100%;
    }
}

/* ======================== PROJECTS DASHBOARD ======================== */
.dashboard-wrapper {
    padding: 120px 20px 60px;
    min-height: 100vh;
}

.dashboard-panel {
    background-color: var(--bg-panel);
    border: 1px solid var(--bg-border);
    border-radius: 12px;
    padding: 40px;
    box-shadow: 0 12px 40px rgba(0, 0, 0, 0.4);
}

.dashboard-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 30px;
    padding-bottom: 25px;
    border-bottom: 1px solid var(--bg-border);
}

.dashboard-title { 
    font-size: 2rem; 
    color: var(--text-bright); 
    margin-bottom: 5px; 
}

.dashboard-subtitle { 
    color: #888; 
    font-size: 0.95rem; 
}

.new-project-btn { 
    padding: 12px 24px; 
    font-size: 1rem; 
    display: flex; 
    gap: 8px; 
    align-items: center; 
}

/* --- EMPTY STATE UI --- */
.empty-state {
    text-align: center;
    padding: 60px 20px;
    background-color: var(--bg-deep);
    border: 2px dashed var(--bg-border);
    border-radius: 8px;
    margin-top: 20px;
}

.empty-state.hidden {
    display: none;
}

.empty-icon {
    font-size: 3rem;
    color: #444;
    margin-bottom: 15px;
}

.empty-state h3 { 
    color: var(--text-bright); 
    margin-bottom: 8px; 
    font-size: 1.3rem;
}

.empty-state p { 
    color: #888; 
    font-size: 0.95rem; 
}

/* Mobile Responsiveness for Header */
@media (max-width: 600px) {
    .dashboard-header {
        flex-direction: column;
        align-items: flex-start;
        gap: 20px;
    }
    .new-project-btn {
        width: 100%;
        justify-content: center;
    }
}

/* --- DRAG & DROP ZONE --- */
.drag-drop-zone {
    border: 2px dashed var(--bg-border);
    background-color: var(--bg-deep);
    border-radius: 8px;
    padding: 30px 20px;
    text-align: center;
    cursor: pointer;
    transition: all 0.2s ease;
    position: relative;
}

.drag-drop-zone:hover {
    border-color: var(--accent-blue);
    background-color: rgba(74, 144, 226, 0.05);
}

.drag-drop-zone.dragover {
    border-color: var(--accent-green);
    background-color: rgba(46, 164, 79, 0.05);
}

.hidden-file-input {
    position: absolute;
    top: 0; left: 0; width: 100%; height: 100%;
    opacity: 0; cursor: pointer;
}

/* --- DETECTION AREA --- */
.detection-area {
    margin-top: 15px;
    padding: 15px;
    background-color: rgba(74, 144, 226, 0.1);
    border: 1px solid rgba(74, 144, 226, 0.3);
    border-radius: 6px;
}

.detection-area.hidden { display: none; }

.detection-header {
    display: flex;
    align-items: center;
    gap: 8px;
    color: var(--accent-blue);
    font-size: 0.9rem;
    font-weight: 600;
    margin-bottom: 8px;
}