/* ===== LIGHT MODE (DEFAULT) ===== */
:root {
    --bg-color: #f4f6fb;
    --text-color: #1e293b;
    --card-bg: #ffffff;
    --card-text: #1e293b;
    --hero-bg: linear-gradient(135deg, #3f51b5, #2196f3);
    --footer-bg: #111827;
    --footer-text: #9ca3af;
    --border-color: #e2e8f0;
    --accent-btn: #2196f3;
    --accent-hover: #1976d2;
    --secondary-btn: #f1f5f9;
    --secondary-text: #475569;
}

/* ===== DARK MODE ===== */
@media (prefers-color-scheme: dark) {
    :root {
        --bg-color: #0f1115;
        --text-color: #eaeaea;
        --card-bg: #1a1e26;
        --card-text: #eaeaea;
        --hero-bg: linear-gradient(135deg, #1a237e, #0d47a1);
        --footer-bg: #000000;
        --footer-text: rgba(255, 255, 255, 0.7);
        --border-color: #2e3545;
        --accent-btn: #2196f3;
        --accent-hover: #1e88e5;
        --secondary-btn: #2a303c;
        --secondary-text: #cbd5e1;
    }
}

/* ===== RESET & BASE ===== */
html, body {
    width: 100%;
    max-width: 100%;
    overflow-x: hidden;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: Arial, sans-serif;
    word-wrap: break-word;
}

body {
    background: var(--bg-color);
    color: var(--text-color);
    display: flex;
    flex-direction: column;
    min-height: 100vh;
}

/* ===== NAVBAR ===== */
.navbar {
    position: sticky;
    top: 0;
    width: 100%;
    z-index: 1000;
    background: rgba(0, 0, 0, 0.25);
    backdrop-filter: blur(10px);
}

.nav-container {
    max-width: 1100px;
    margin: auto;
    padding: 14px 18px;
    display: flex;
    align-items: center;
    justify-content: space-between;
}

.logo {
    color: #fff;
    font-size: 20px;
    font-weight: bold;
    text-decoration: none;
    letter-spacing: -0.5px;
}

.menu-btn {
    width: 28px;
    height: 22px;
    position: relative;
    cursor: pointer;
}

.menu-btn span {
    position: absolute;
    height: 3px;
    width: 100%;
    background: #fff;
    border-radius: 2px;
    transition: 0.3s;
}

.menu-btn span:nth-child(1) { top: 0; }
.menu-btn span:nth-child(2) { top: 9px; }
.menu-btn span:nth-child(3) { top: 18px; }

.menu-btn.active span:nth-child(1) { transform: rotate(45deg); top: 9px; }
.menu-btn.active span:nth-child(2) { opacity: 0; }
.menu-btn.active span:nth-child(3) { transform: rotate(-45deg); top: 9px; }

.nav-menu {
    display: none;
    flex-direction: column;
    background: rgba(0, 0, 0, 0.95);
}

.nav-menu a {
    padding: 14px 20px;
    color: #fff;
    text-decoration: none;
    border-bottom: 1px solid rgba(255, 255, 255, 0.1);
}

.nav-menu a:hover {
    background: rgba(255, 255, 255, 0.1);
}

@media(min-width: 768px) {
    .menu-btn { display: none; }
    .nav-menu {
        display: flex !important;
        flex-direction: row;
        background: none;
        justify-content: center;
        padding-bottom: 0;
    }
    .nav-menu a {
        border: none;
        padding: 0 14px;
    }
}

/* ===== HERO ===== */
.hero {
    background: var(--hero-bg);
    color: #fff;
    padding: 45px 20px;
    text-align: center;
}

.hero h1 {
    font-size: 32px;
    margin-bottom: 8px;
}

.hero p {
    font-size: 15px;
    opacity: 0.92;
}

/* ===== MAIN CROPPER CONTAINER ===== */
.section {
    padding: 30px 15px;
    max-width: 1100px;
    margin: 0 auto;
    width: 100%;
    flex: 1;
}

.cropper-card {
    background: var(--card-bg);
    color: var(--card-text);
    border-radius: 16px;
    padding: 24px;
    box-shadow: 0 10px 25px -5px rgba(0, 0, 0, 0.15);
    border: 1px solid var(--border-color);
    max-width: 680px;
    margin: 0 auto;
    display: flex;
    flex-direction: column;
    gap: 20px;
    width: 100%;
}

/* UPLOAD DROP ZONE */
.upload-zone {
    border: 2px dashed var(--accent-btn);
    border-radius: 12px;
    padding: 40px 15px;
    text-align: center;
    cursor: pointer;
    background: rgba(33, 150, 243, 0.03);
    transition: all 0.2s ease;
}

.upload-zone:hover,
.upload-zone.dragover {
    background: rgba(33, 150, 243, 0.08);
    border-color: var(--accent-hover);
}

.upload-zone i {
    font-size: 42px;
    color: var(--accent-btn);
    margin-bottom: 12px;
}

.upload-zone h3 {
    font-size: 18px;
    margin-bottom: 6px;
}

.upload-zone p {
    font-size: 13px;
    opacity: 0.7;
}

.upload-zone input {
    display: none;
}

/* EDITOR INTERFACE */
.editor-wrapper {
    display: none;
    flex-direction: column;
    gap: 20px;
    align-items: center;
    width: 100%;
}

.canvas-container {
    position: relative;
    width: 100%;
    max-width: 450px;
    height: 350px;
    background: #090d16;
    border-radius: 12px;
    overflow: hidden;
    display: flex;
    justify-content: center;
    align-items: center;
    cursor: grab;
    touch-action: none;
    user-select: none;
}

.canvas-container:active {
    cursor: grabbing;
}

canvas {
    display: block;
    max-width: 100%;
}

/* CONTROLS DASHBOARD */
.controls-grid {
    width: 100%;
    display: grid;
    grid-template-columns: 1fr 1fr;
    gap: 16px;
    background: rgba(0, 0, 0, 0.03);
    padding: 16px;
    border-radius: 10px;
    border: 1px solid var(--border-color);
}

.control-group {
    display: flex;
    flex-direction: column;
    gap: 6px;
}

.control-group label {
    font-size: 13px;
    font-weight: bold;
    display: flex;
    justify-content: space-between;
}

.control-group input[type="range"] {
    width: 100%;
    accent-color: var(--accent-btn);
    cursor: pointer;
}

.control-input,
.control-select {
    padding: 8px 10px;
    border-radius: 6px;
    border: 1px solid var(--border-color);
    background: var(--card-bg);
    color: var(--card-text);
    font-size: 13px;
    outline: none;
    width: 100%;
}

.control-input:focus,
.control-select:focus {
    border-color: var(--accent-btn);
}

.rotate-actions {
    display: flex;
    gap: 8px;
}

.btn-icon {
    flex: 1;
    padding: 8px;
    background: var(--secondary-btn);
    color: var(--secondary-text);
    border: 1px solid var(--border-color);
    border-radius: 6px;
    cursor: pointer;
    font-size: 14px;
    transition: background 0.2s;
}

.btn-icon:hover {
    background: rgba(33, 150, 243, 0.15);
    color: var(--accent-btn);
}

/* ACTION BUTTONS */
.action-group {
    display: flex;
    gap: 12px;
    width: 100%;
}

.btn {
    flex: 1;
    padding: 13px;
    border: none;
    border-radius: 8px;
    font-size: 15px;
    font-weight: bold;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    gap: 8px;
    transition: all 0.2s;
}

.btn-primary {
    background: var(--accent-btn);
    color: #fff;
}

.btn-primary:hover {
    background: var(--accent-hover);
    box-shadow: 0 4px 12px rgba(33, 150, 243, 0.35);
}

.btn-secondary {
    background: var(--secondary-btn);
    color: var(--secondary-text);
    border: 1px solid var(--border-color);
}

.btn-secondary:hover {
    background: rgba(0, 0, 0, 0.05);
}

/* SEO CONTENT AREA */
.seo-card {
    background: var(--card-bg);
    color: var(--card-text);
    padding: 24px;
    border-radius: 12px;
    margin-top: 30px;
    line-height: 1.6;
    border: 1px solid var(--border-color);
    width: 100%;
}

.seo-card h2 {
    font-size: 20px;
    margin-bottom: 12px;
}

.seo-card h3 {
    font-size: 16px;
    margin-top: 14px;
    margin-bottom: 6px;
}

.seo-card p {
    font-size: 14.5px;
    margin-bottom: 12px;
}

.seo-card ul {
    padding-left: 20px;
    margin-bottom: 16px;
}

.seo-card li {
    margin-bottom: 8px;
    font-size: 14px;
}

.divider {
    margin: 20px 0;
    border: 0;
    border-top: 1px solid var(--border-color);
}

.faq-container {
    display: flex;
    flex-direction: column;
    gap: 16px;
    margin-top: 20px;
}

/* TABLE RESPONSIVE WRAPPER FIX */
.table-container {
    width: 100%;
    overflow-x: auto;
    margin: 20px 0;
    -webkit-overflow-scrolling: touch;
}

.seo-table {
    width: 100%;
    min-width: 500px;
    border-collapse: collapse;
    text-align: left;
}

.seo-table th, .seo-table td {
    padding: 10px;
    border-bottom: 1px solid var(--border-color);
}

.seo-table th {
    border-bottom: 2px solid var(--border-color);
}

/* FOOTER */
footer {
    background: var(--footer-bg);
    color: var(--footer-text);
    text-align: center;
    padding: 20px;
    margin-top: 40px;
    font-size: 15px;
    width: 100%;
}

footer a {
    color: var(--footer-text);
    text-decoration: none;
    margin: 0 6px;
}

footer a:hover {
    text-decoration: underline;
}

.footer-text {
    margin-top: 10px;
}

/* RESPONSIVE FIXES FOR PHONE */
@media (max-width: 600px) {
    .hero { padding: 30px 15px; }
    .hero h1 { font-size: 24px; }
    .hero p { font-size: 14px; }
    .controls-grid { grid-template-columns: 1fr; }
    .cropper-card { padding: 16px; }
    .canvas-container { height: 280px; }
    .seo-card { padding: 16px; }a
    .action-group { flex-direction: column; }
}