/* --- 1. Variables & Reset --- */
:root {
    /* Palette extracted from Hero Image */
    --c-red: #D92027;        /* Shirt/Headphones */
    --c-brown: #5D4037;      /* "TheSONGuru" text */
    --c-black: #111111;      /* Waveforms */
    --c-skin: #FADAC9;       /* Face/Accent */
    --c-white: #ffffff;
    --c-bg: #fdfbf9;         /* Warm off-white */
    --c-bg-alt: #f4efe9;     /* Darker beige for sections */

    /* Spacing & Layout */
    --space-sm: 1rem;
    --space-md: 2.5rem;
    --space-lg: 5rem;
    --max-width-text: 700px;
    --max-width-site: 1100px;

    /* Typography */
    --font-head: 'Georgia', 'Times New Roman', serif; /* Matching logo vibe */
    --font-body: system-ui, -apple-system, sans-serif;
    --line-height: 1.6;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--c-bg);
    color: var(--c-black);
    line-height: var(--line-height);
}

/* --- 2. Typography --- */
h1, h2, h3 {
    font-family: var(--font-head);
    color: var(--c-brown);
    margin-bottom: var(--space-sm);
    line-height: 1.2;
}

h2 {
    font-size: clamp(2rem, 4vw, 2.5rem);
    text-align: center;
    margin-bottom: var(--space-md);
    position: relative;
    display: inline-block;
    left: 50%;
    transform: translateX(-50%);
}

/* Stylized underline for H2s mimicking waveform */
h2::after {
    content: "";
    display: block;
    width: 60px;
    height: 4px;
    background: var(--c-red);
    margin: 0.5rem auto 0;
    border-radius: 2px;
}

p {
    margin-bottom: 1.5rem;
    font-size: 1.1rem;
    color: #333;
}

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

a:hover {
    opacity: 0.8;
}

/* --- 3. Layout Components --- */
section {
    padding: var(--space-lg) var(--space-sm);
}

section:nth-child(even) {
    background-color: var(--c-bg-alt);
}

.container {
    max-width: var(--max-width-site);
    margin: 0 auto;
    padding: 0 var(--space-sm);
}

.container-narrow {
    max-width: var(--max-width-text);
    margin: 0 auto;
}

/* Specific for samples page override */
.samples-page .container-narrow {
    max-width: 800px;
}

/* --- 4. Hero Section --- */
.hero {
    text-align: center;
    padding: 0;
    background: var(--c-white);
    border-bottom: 1px solid rgba(0,0,0,0.05);
}

.hero img {
    max-width: 100%;
    height: auto;
    max-height: 80vh; /* Ensure it fits on screen */
    display: block;
    margin: 0 auto;
}

/* --- 5. UI Elements: Cards & Shared Elements --- */
.card-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(280px, 1fr));
    gap: 2rem;
    margin-top: 2rem;
}

.card {
    background: var(--c-white);
    border: 2px solid var(--c-black); /* Thick lines like the graphic */
    border-radius: 12px;
    padding: 2rem;
    transition: transform 0.2s ease, box-shadow 0.2s ease;
    display: flex;
    flex-direction: column;
}

.card:hover {
    transform: translateY(-5px);
    box-shadow: 6px 6px 0px var(--c-skin);
}

.card h3 {
    color: var(--c-red);
    font-size: 1.4rem;
}

.card-meta {
    font-size: 0.9rem;
    color: #666;
    margin-bottom: 1rem;
    font-style: italic;
}

.card-link {
    margin-top: auto;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 0.9rem;
    letter-spacing: 0.5px;
}

.back-link {
    display: block;
    margin-top: -1rem;
    margin-bottom: 2rem;
    font-weight: bold;
    text-transform: uppercase;
    font-size: 1.1rem;
}

/* --- 6. Pricing Table (Simple) --- */
.price-row {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 1.5rem 0;
    border-bottom: 1px dashed var(--c-brown);
}

.price-row:last-child { border-bottom: none; }

.price-name { font-weight: bold; font-size: 1.2rem; }
.price-desc { display: block; font-weight: normal; font-size: 0.9rem; color: #666; margin-top: 0.2rem; }
.price-cost { font-family: var(--font-head); font-size: 1.4rem; color: var(--c-red); }

/* --- 7. Contact Form --- */
.form-group {
    margin-bottom: 1.5rem;
}

label {
    display: block;
    margin-bottom: 0.5rem;
    font-weight: bold;
    color: var(--c-brown);
}

input, textarea {
    width: 100%;
    padding: 0.8rem;
    border: 2px solid #ddd;
    border-radius: 6px;
    font-family: inherit;
    font-size: 1rem;
    transition: border-color 0.3s, box-shadow 0.3s;
}

input:focus, textarea:focus {
    outline: none;
    border-color: var(--c-brown);
}

/* HTML5 Validation Styles */
input:not(:placeholder-shown):invalid,
textarea:not(:placeholder-shown):invalid {
    border-color: var(--c-red);
    box-shadow: 0 0 5px rgba(217, 32, 39, 0.2);
}

input:not(:placeholder-shown):valid,
textarea:not(:placeholder-shown):valid {
    border-color: #4CAF50;
}

button.btn-submit {
    background-color: var(--c-red);
    color: white;
    border: none;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    border-radius: 50px;
    cursor: pointer;
    font-weight: bold;
    transition: background 0.3s;
    display: block;
    margin: 0 auto;
    width: 100%;
    max-width: 300px;
}

button.btn-submit:hover {
    background-color: oklch(from var(--c-red) calc(l + 0.2) c h);
}

/* --- 8. Page Specific Components --- */

/* Testimonials */
.testimonial-card {
    background: var(--c-white);
    border: 2px solid var(--c-black);
    border-radius: 12px;
    padding: 2.5rem;
    margin-bottom: 2rem;
    position: relative;
    overflow: auto; /* Simple clearfix to contain floated image */
}

.testimonial-image {
    width: 180px;
    height: 180px;
    border-radius: 12px;
    object-fit: cover;
    border: 2px solid var(--c-red);
    float: left;
    margin-right: 2rem;
    margin-bottom: 1rem;
}

.testimonial-text {
    font-style: italic;
    font-size: 1.1rem;
    color: var(--c-brown);
    margin-bottom: 1.5rem;
    line-height: 1.8;
}

.testimonial-author {
    font-weight: bold;
    color: var(--c-red);
    text-align: right;
    font-size: 1.2rem;
    display: block;
    clear: both; /* Ensure author is below text and image */
}

/* For mobile: stack image and text */
@media (max-width: 600px) {
    .testimonial-image {
        float: none;
        display: block;
        margin: 0 auto 1.5rem;
        width: 100%;
        max-width: 250px;
        height: auto;
    }
    .testimonial-author {
        text-align: center;
    }
}

/* Samples */
.feedback-summary {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
    gap: 1.5rem;
    margin-top: 2rem;
}

.feedback-type {
    padding: 1.5rem;
    background: var(--c-white);
    border: 2px solid var(--c-black);
    border-radius: 8px;
}

.feedback-type h3 {
    font-size: 1.2rem;
    margin-bottom: 0.5rem;
    color: var(--c-red);
}

.sample-media {
    background: var(--c-white);
    border: 2px solid var(--c-black);
    border-radius: 12px;
    padding: 2rem;
    text-align: center;
}

.sample-image {
    width: 100%;
    height: auto;
    border-radius: 8px;
    border: 1px solid #ddd;
    display: block;
    margin-top: 1.5rem;
}

/* Image Comparison Slider */
.comparison-container {
    position: relative;
    width: 100%;
    margin-top: 2rem;
    overflow: hidden;
    border-radius: 12px;
    border: 2px solid var(--c-black);
    aspect-ratio: 1700 / 2200; /* Match image dimensions */
}

.comparison-image {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    object-fit: cover;
}

.image-after {
    /* No clip, this stays at the bottom */
}

.image-before {
    /* Initially half-hidden by clip-path */
    clip-path: inset(0 50% 0 0);
    z-index: 2;
}

.comparison-slider {
    position: absolute;
    inset: 0;
    cursor: ew-resize;
    opacity: 0;
    z-index: 10;
    width: 100%;
    height: 100%;
    margin: 0;
}

.slider-handle {
    position: absolute;
    top: 0;
    bottom: 0;
    left: 50%;
    width: 4px;
    background: var(--c-red);
    z-index: 5;
    transform: translateX(-50%);
    pointer-events: none;
}

.slider-handle::after {
    content: "↔";
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 40px;
    height: 40px;
    background: var(--c-red);
    color: white;
    border-radius: 50%;
    display: flex;
    align-items: center;
    justify-content: center;
    font-weight: bold;
    box-shadow: 0 0 10px rgba(0,0,0,0.3);
}

/* --- 9. Footer --- */
footer {
    background-color: var(--c-black);
    color: var(--c-bg);
    text-align: center;
    padding: 3rem 1rem;
    font-size: 0.9rem;
}

footer p { color: #888; font-size: 0.9rem; margin: 0; }

/* --- 10. Mobile Tweaks --- */
@media (max-width: 600px) {
    :root {
        --space-lg: 3.5rem;
    }
    .price-row {
        flex-direction: column;
        align-items: flex-start;
        gap: 0.5rem;
    }
}

/* --- 11. Form Feedback --- */
.form-message {
    padding: 2rem;
    border-radius: 12px;
    border: 2px solid var(--c-black);
    text-align: center;
    background: var(--c-white);
    animation: fadeIn 0.4s ease-out;
}

.form-message.success {
    border-color: #4CAF50;
    color: #2E7D32;
    box-shadow: 6px 6px 0px rgba(76, 175, 80, 0.2);
}

.form-message.error {
    border-color: var(--c-red);
    color: var(--c-red);
    box-shadow: 6px 6px 0px rgba(217, 32, 39, 0.2);
}

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

button.btn-submit:disabled {
    background-color: #ccc;
    cursor: not-allowed;
    opacity: 0.7;
}