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

:root {
    --bg-mesh-1: #FBFBFD;
    --bg-mesh-2: #F5F5F7;
    --text-primary: #1D1D1F;
    --text-secondary: #86868B;
    --text-legal: #424245;

    /* Gradients */
    --aurora-gradient: linear-gradient(135deg, #FFB894 0%, #FFAA66 50%, #B8A9E5 100%);
    --bg-lavender-mesh: radial-gradient(at 0% 0%, rgba(255, 184, 148, 0.08) 0px, transparent 50%),
        radial-gradient(at 100% 100%, rgba(184, 169, 229, 0.1) 0px, transparent 50%);

    /* Surfaces */
    --ceramic-white: #FFFFFF;
    --glass-nav: rgba(255, 255, 255, 0.85);
    --glass-input: rgba(245, 245, 247, 0.5);

    /* Shadows */
    --shadow-ceramic: 0 12px 40px rgba(0, 0, 0, 0.04), 0 1px 3px rgba(0, 0, 0, 0.02);
    --shadow-float: 0 20px 60px rgba(0, 0, 0, 0.08);
    --inner-glow: inset 0 0 20px rgba(255, 255, 255, 0.5);
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    -webkit-font-smoothing: antialiased;
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, sans-serif;
    background-color: var(--bg-mesh-1);
    background-image: var(--bg-lavender-mesh);
    background-attachment: fixed;
    color: var(--text-primary);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    padding: 40px 20px;
}

/* Layout */
.app-container {
    display: flex;
    max-width: 1200px;
    width: 100%;
    gap: 40px;
    position: relative;
}

/* Sidebar Navigation */
.sidebar {
    width: 280px;
    position: sticky;
    top: 40px;
    height: fit-content;
    background: var(--glass-nav);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: 20px;
    padding: 20px;
    border: 1px solid rgba(255, 255, 255, 0.6);
    box-shadow: var(--shadow-ceramic);
}

.brand {
    font-size: 20px;
    font-weight: 700;
    margin-bottom: 30px;
    padding: 0 15px;
    letter-spacing: -0.5px;
    background: var(--aurora-gradient);
    -webkit-background-clip: text;
    -webkit-text-fill-color: transparent;
}

.nav-item {
    display: block;
    padding: 14px 16px;
    margin-bottom: 8px;
    text-decoration: none;
    color: var(--text-secondary);
    font-weight: 500;
    font-size: 15px;
    border-radius: 12px;
    transition: all 0.3s ease;
    cursor: pointer;
}

.nav-item:hover {
    background: rgba(0, 0, 0, 0.03);
    color: var(--text-primary);
}

.nav-item.active {
    background: white;
    color: #000;
    font-weight: 600;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.05);
    position: relative;
    overflow: hidden;
}

.nav-item.active::before {
    content: '';
    position: absolute;
    left: 0;
    top: 0;
    bottom: 0;
    width: 3px;
    background: var(--aurora-gradient);
}

/* Main Content Area - Ceramic Card */
.content-area {
    flex: 1;
    background: var(--ceramic-white);
    border-radius: 32px;
    padding: 60px;
    box-shadow: var(--shadow-ceramic);
    min-height: 80vh;
    position: relative;
    overflow: hidden;
}

/* Sections */
.section {
    display: none;
    animation: fadeIn 0.4s ease;
}

.section.active {
    display: block;
}

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

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

h1 {
    font-size: 34px;
    font-weight: 700;
    margin-bottom: 40px;
    letter-spacing: -1px;
    color: #000;
}

h2 {
    font-size: 20px;
    font-weight: 600;
    margin: 40px 0 16px;
    color: #000;
}

p {
    font-size: 16px;
    line-height: 1.6;
    color: var(--text-legal);
    margin-bottom: 24px;
}

.legal-text {
    font-size: 14px;
    color: #666;
}

/* Data Deletion Box */
.deletion-area {
    margin-top: 60px;
    background: #FFF5F5;
    border: 1px solid rgba(255, 59, 48, 0.1);
    border-radius: 20px;
    padding: 30px;
}

.deletion-area h3 {
    color: #C93400;
    /* Darker red for readibility */
    font-size: 18px;
    margin-bottom: 10px;
}

.btn-delete {
    display: inline-block;
    margin-top: 20px;
    padding: 12px 24px;
    background: rgba(255, 59, 48, 0.1);
    color: #FF3B30;
    text-decoration: none;
    border-radius: 12px;
    font-weight: 600;
    font-size: 14px;
    transition: all 0.2s;
    border: none;
    cursor: pointer;
}

.btn-delete:hover {
    background: rgba(255, 59, 48, 0.2);
}

/* Contact Form */
.form-group {
    margin-bottom: 24px;
}

.form-label {
    display: block;
    margin-bottom: 8px;
    font-size: 14px;
    font-weight: 600;
    color: var(--text-secondary);
}

.form-input {
    width: 100%;
    padding: 16px;
    background: var(--glass-input);
    border: 1px solid rgba(0, 0, 0, 0.05);
    border-radius: 16px;
    font-family: inherit;
    font-size: 16px;
    transition: all 0.2s;
}

.form-input:focus {
    outline: none;
    background: white;
    border-color: #0071E3;
    box-shadow: 0 0 0 4px rgba(0, 113, 227, 0.1);
}

textarea.form-input {
    min-height: 150px;
    resize: vertical;
}

.btn-submit {
    width: 100%;
    padding: 18px;
    background: var(--aurora-gradient);
    border: none;
    border-radius: 16px;
    color: white;
    font-weight: 600;
    font-size: 16px;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
    margin-top: 20px;
}

.btn-submit:hover {
    transform: translateY(-2px);
    box-shadow: 0 10px 25px rgba(255, 170, 102, 0.3);
}

/* Responsive */
@media (max-width: 860px) {
    .app-container {
        flex-direction: column;
    }

    .sidebar {
        width: 100%;
        position: relative;
        top: 0;
        display: flex;
        overflow-x: auto;
        padding: 15px;
        align-items: center;
    }

    .brand {
        margin-bottom: 0;
        margin-right: 20px;
        white-space: nowrap;
    }

    .nav-item {
        margin-bottom: 0;
        margin-right: 10px;
        white-space: nowrap;
    }

    .content-area {
        padding: 30px;
    }
}