/* Basic Reset & Body - Swapping to a lighter, fun aesthetic */
:root {
    --bg-primary: #F0F4F8; /* Light gray-blue background */
    --bg-secondary: #FFFFFF; /* White cards */
    --text-primary: #1C2833; /* Dark text */
    --text-secondary: #566573; /* Medium gray text */
    --accent-coral: #FF7F50; /* Vibrant Coral/Salmon accent */
    --accent-coral-dark: #FF6347; /* Tomato for dark */
    --accent-teal: #00CED1; /* Retaining a secondary teal for contrast/buttons */
    --border-color: #DDE1E6; /* Light border */
    --input-bg: #F8F9FA; /* Very light input background */
    --success-color: #2ECC71;
    --error-color: #E74C3C;
    --shadow-color: rgba(0, 0, 0, 0.08); /* Soft shadows */
    --hover-effect-light: #F4F6F8;
    --font-heading: 'Poppins', sans-serif; /* Swapping fonts for elegance */
    --font-body: 'Inter', sans-serif;
}

/* Importing new fonts */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@600;700&family=Inter:wght@400;500;600&display=swap');

body {
    font-family: var(--font-body);
    background-color: var(--bg-primary);
    color: var(--text-primary);
    margin: 0;
    padding: 0;
    line-height: 1.6;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

h1, h2, h3, h4, h5, h6 {
    font-family: var(--font-heading);
    color: var(--accent-coral-dark);
    margin-bottom: 0.8em;
    font-weight: 700;
}

h1 { font-size: 2.8em; }
h2 { font-size: 2.2em; }
h3 { font-size: 1.6em; }

a {
    color: var(--accent-coral);
    text-decoration: none;
    transition: color 0.3s ease;
}
a:hover {
    color: var(--accent-coral-dark);
    text-decoration: none;
}

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

/* Navbar */
.navbar {
    background-color: var(--bg-secondary);
    padding: 15px 0;
    border-bottom: 1px solid var(--border-color);
    box-shadow: 0 2px 10px var(--shadow-color);
}
.navbar .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.navbar .logo {
    font-family: var(--font-heading);
    font-size: 1.8em;
    font-weight: 700;
    color: var(--accent-coral);
    letter-spacing: 0.5px;
}
.navbar ul {
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
}
.navbar ul li {
    margin-left: 25px;
}
.navbar ul li a {
    color: var(--text-primary);
    font-weight: 500;
    font-size: 1.05em;
    transition: color 0.3s ease, border-bottom 0.3s ease;
    padding-bottom: 5px;
}
.navbar ul li a:hover {
    color: var(--accent-coral);
    border-bottom: 2px solid var(--accent-coral);
    text-decoration: none;
}

/* Hero Sections */
.hero-full {
    text-align: center;
    padding: 80px 20px;
    background: linear-gradient(135deg, var(--accent-coral) 10%, rgba(255,255,255,0.8));
    border-radius: 15px;
    margin-bottom: 50px;
    color: var(--bg-secondary);
    box-shadow: 0 10px 20px var(--shadow-color);
}
.hero-full h1 {
    font-size: 3.5em;
    margin-bottom: 15px;
    line-height: 1.2;
    color: var(--bg-secondary);
    text-shadow: 1px 1px 3px rgba(0,0,0,0.2);
}
.hero-full .subtitle {
    font-size: 1.4em;
    color: var(--bg-secondary);
    opacity: 0.9;
    margin-bottom: 40px;
    max-width: 700px;
    margin-left: auto;
    margin-right: auto;
}
.hero-actions .btn {
    margin: 0 15px;
}
.large-btn {
    padding: 15px 35px;
    font-size: 1.2em;
}

.hero-small {
    text-align: center;
    padding: 50px 20px;
    margin-bottom: 30px;
    background: var(--bg-secondary);
    border-radius: 12px;
    border: 1px solid var(--border-color);
    box-shadow: 0 5px 15px var(--shadow-color);
}
.hero-small h1 {
    font-size: 2.2em;
    margin-bottom: 8px;
    color: var(--accent-coral);
}
.hero-small p {
    font-size: 1.1em;
    color: var(--text-secondary);
}

/* Feature Grid for Index Page */
.features-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(300px, 1fr));
    gap: 30px;
    margin-top: 50px;
}
.feature-card {
    text-align: center;
    transition: transform 0.3s ease, box-shadow 0.3s ease;
    border-radius: 12px;
    border: none; /* Card handles its own background/shadow */
}
.feature-card:hover {
    transform: translateY(-5px);
    box-shadow: 0 10px 20px var(--shadow-color);
    background-color: var(--hover-effect-light);
}
.feature-icon {
    font-size: 3em;
    margin-bottom: 15px;
    line-height: 1;
}
.feature-card h2 {
    font-size: 1.6em;
    margin-bottom: 10px;
    color: var(--text-primary);
}
.feature-card p {
    color: var(--text-secondary);
}


/* Cards & Forms (Combined layout change for smaller scrolling) */
.card {
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 12px;
    padding: 30px;
    margin-bottom: 30px;
    box-shadow: 0 5px 15px var(--shadow-color);
}

.split-layout {
    display: grid;
    grid-template-columns: 1fr 2fr; /* 1/3 form, 2/3 results */
    gap: 30px;
    min-height: 600px; /* Ensure space for results without content */
}

.form-section {
    padding: 30px;
    background-color: var(--bg-secondary);
    position: sticky;
    top: 20px; /* Keep form visible */
    height: fit-content;
}

.results-section {
    padding: 30px;
    border: 1px solid var(--border-color); /* Add border to results */
    border-radius: 12px;
    background-color: var(--bg-secondary);
    box-shadow: 0 5px 15px var(--shadow-color);
}

.form-group {
    margin-bottom: 20px;
}
.form-group label {
    display: block;
    margin-bottom: 6px;
    font-weight: 600;
    color: var(--text-primary);
    font-size: 1em;
}
.form-group input[type="text"],
.form-group input[type="file"],
.form-group textarea {
    width: calc(100% - 24px);
    padding: 12px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--input-bg);
    color: var(--text-primary);
    font-size: 1em;
    transition: border-color 0.3s ease, box-shadow 0.3s ease;
}
.form-group input[type="text"]:focus,
.form-group textarea:focus {
    border-color: var(--accent-coral);
    box-shadow: 0 0 0 3px rgba(255,127,80,0.2);
    outline: none;
}
.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

/* File Input Customization */
input[type="file"]::file-selector-button {
    background-color: var(--accent-teal);
    color: var(--bg-secondary);
    border: none;
    padding: 8px 15px;
    border-radius: 6px;
    margin-right: 15px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    font-weight: 500;
}
input[type="file"]::file-selector-button:hover {
    background-color: var(--accent-teal-dark);
}


/* Buttons */
.btn {
    display: inline-block;
    padding: 12px 25px;
    border-radius: 8px; /* Softer corners */
    font-size: 1em;
    font-weight: 600;
    cursor: pointer;
    transition: all 0.3s ease;
    text-align: center;
    text-decoration: none;
    letter-spacing: 0.5px;
    margin-right: 10px;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
.primary-btn {
    background-color: var(--accent-coral);
    color: var(--bg-secondary);
    border: none;
}
.primary-btn:hover {
    background-color: var(--accent-coral-dark);
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(255,127,80,0.4);
}
.secondary-btn {
    background-color: transparent;
    color: var(--accent-teal);
    border: 1px solid var(--accent-teal);
}
.secondary-btn:hover {
    background-color: var(--accent-teal);
    color: var(--bg-secondary);
    transform: translateY(-1px);
    box-shadow: 0 4px 10px rgba(0,206,209,0.2);
}

/* Results Section */
.results-section h2 {
    color: var(--accent-coral);
    border-bottom: 1px solid var(--border-color);
    padding-bottom: 15px;
    margin-bottom: 25px;
    font-size: 1.8em;
}

/* Tabbed Interface for Results */
.tabs {
    display: flex;
    margin-bottom: 15px;
    border-bottom: 2px solid var(--border-color);
}
.tab-button {
    padding: 12px 20px;
    cursor: pointer;
    background-color: transparent;
    border: none;
    font-size: 1.05em;
    font-weight: 600;
    color: var(--text-secondary);
    transition: color 0.3s ease, border-bottom 0.3s ease;
    border-radius: 5px 5px 0 0;
    margin-right: 5px;
}
.tab-button.active {
    color: var(--accent-coral-dark);
    border-bottom: 3px solid var(--accent-coral);
}
.tab-content {
    display: none;
    padding-top: 10px;
}
.tab-content.active {
    display: block;
}

.result-block {
    margin-bottom: 25px;
    padding: 15px;
    border: 1px solid var(--border-color);
    border-radius: 8px;
    background-color: var(--input-bg);
}
.result-block h3 {
    color: var(--text-primary);
    margin-top: 0;
    margin-bottom: 10px;
    font-size: 1.2em;
    border-left: 3px solid var(--accent-coral);
    padding-left: 10px;
}
.result-text, .result-pre {
    background-color: transparent; /* Changed to match input-bg of .result-block */
    border: none;
    padding: 0;
    white-space: pre-wrap;
    word-wrap: break-word;
    color: var(--text-secondary);
    font-size: 0.95em;
}
.result-pre {
    font-family: var(--font-body);
}
.result-block textarea {
    width: calc(100% - 20px);
    min-height: 200px;
    background-color: var(--bg-secondary);
    border: 1px solid var(--border-color);
    border-radius: 8px;
    color: var(--text-primary);
    font-size: 1em;
    padding: 10px;
    margin-bottom: 10px;
    font-family: var(--font-body);
}
.result-block .result-actions {
    display: flex;
    gap: 10px;
    margin-top: 10px;
    flex-wrap: wrap;
}

/* Spinner */
.spinner {
    border: 4px solid rgba(0, 0, 0, 0.1);
    border-top: 4px solid var(--accent-coral);
    border-radius: 50%;
    width: 30px;
    height: 30px;
    animation: spin 1s linear infinite;
    margin: 20px auto;
}
@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

/* Error Messages */
.error-message {
    background-color: rgba(231, 76, 60, 0.1);
    color: var(--error-color);
    border: 1px solid var(--error-color);
    border-radius: 8px;
    padding: 15px;
    margin-top: 20px;
    text-align: center;
    font-weight: 600;
}


/* ATS Score Specific Styling (Adjusted for new colors) */
.score-display {
    text-align: center;
    margin: 20px 0;
    padding: 20px;
    background-color: var(--bg-primary); /* Use a slight difference */
    border-radius: 10px;
    border: 1px solid var(--border-color);
}
.score-circle {
    width: 120px; /* Made slightly smaller */
    height: 120px;
    background-color: var(--bg-secondary);
    border: 4px solid var(--accent-coral);
    border-radius: 50%;
    display: flex;
    justify-content: center;
    align-items: center;
    margin: 0 auto 15px auto;
    font-family: var(--font-heading);
    font-size: 3em;
    color: var(--accent-coral);
    box-shadow: 0 0 15px rgba(255,127,80,0.5);
    transition: all 0.5s ease;
}
.score-circle.green { border-color: var(--success-color); color: var(--success-color); box-shadow: 0 0 15px rgba(46, 204, 113, 0.5); }
.score-circle.yellow { border-color: #F39C12; color: #F39C12; box-shadow: 0 0 15px rgba(243, 156, 18, 0.5); }
.score-circle.red { border-color: var(--error-color); color: var(--error-color); box-shadow: 0 0 15px rgba(231, 76, 60, 0.5); }

.score-feedback {
    font-size: 1em;
    color: var(--text-secondary);
    font-weight: 500;
}

/* Footer */
.footer {
    text-align: center;
    padding: 20px 0;
    margin-top: 50px;
    border-top: 1px solid var(--border-color);
    color: var(--text-secondary);
    font-size: 0.9em;
    background-color: var(--bg-secondary);
}

/* Responsive adjustments */
@media (max-width: 992px) {
    .split-layout {
        grid-template-columns: 1fr; /* Stack on tablet/mobile */
        min-height: auto;
    }
    .form-section {
        position: static; /* Remove sticky on mobile */
    }
}
@media (max-width: 768px) {
    .navbar .container {
        flex-direction: column;
    }
    .navbar ul {
        margin-top: 15px;
        flex-wrap: wrap;
        justify-content: center;
    }
    .navbar ul li {
        margin: 5px 10px;
    }
    .hero-full h1 {
        font-size: 2.5em;
    }
    .hero-full .subtitle {
        font-size: 1.2em;
    }
    .hero-actions {
        flex-direction: column;
        gap: 15px;
    }
    .hero-actions .btn {
        margin: 0;
        width: 80%;
        max-width: 300px;
    }
    .hero-small h1 {
        font-size: 2em;
    }
    .result-block textarea {
        width: calc(100% - 20px);
    }
}