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

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

:root {
    --aqua-blue: #007AFF;
    --aqua-blue-dark: #0051D5;
    --aqua-blue-light: #5AC8FA;
    --aqua-gray: #E5E5E5;
    --aqua-dark-gray: #8E8E93;
    --aqua-light-gray: #F2F2F7;
    --aqua-white: #FFFFFF;
    --aqua-border: rgba(0,0,0,0.1);
    --aqua-shadow: rgba(0,0,0,0.15);
    --aqua-metal: linear-gradient(180deg, #E8E8E8 0%, #D0D0D0 100%);
}

body {
    font-family: 'Inter', -apple-system, BlinkMacSystemFont, 'Segoe UI', sans-serif;
    background: var(--aqua-light-gray);
    background-image: 
        repeating-linear-gradient(0deg, transparent, transparent 1px, rgba(0,0,0,0.02) 1px, rgba(0,0,0,0.02) 2px);
    color: #1D1D1F;
    line-height: 1.6;
    padding: 20px;
    min-height: 100vh;
}

.container {
    max-width: 900px;
    margin: 0 auto;
    background: var(--aqua-white);
    border-radius: 12px;
    box-shadow: 
        0 4px 20px rgba(0,0,0,0.1),
        0 1px 3px rgba(0,0,0,0.08);
    padding: 30px;
    backdrop-filter: blur(10px);
}

/* Menu Bar - Aqua Style */
.menu-bar {
    background: var(--aqua-metal);
    border-radius: 8px;
    padding: 10px 15px;
    margin-bottom: 30px;
    display: flex;
    flex-wrap: wrap;
    gap: 10px;
    box-shadow: 
        inset 0 1px 0 rgba(255,255,255,0.6),
        inset 0 -1px 0 rgba(0,0,0,0.1),
        0 2px 4px rgba(0,0,0,0.1);
    border: 1px solid rgba(0,0,0,0.1);
}

.menu-item {
    background: linear-gradient(180deg, #FFFFFF 0%, #F5F5F5 100%);
    border: 1px solid rgba(0,0,0,0.15);
    border-radius: 6px;
    padding: 8px 16px;
    text-decoration: none;
    color: #1D1D1F;
    font-weight: 500;
    font-size: 14px;
    cursor: pointer;
    transition: all 0.2s ease;
    box-shadow: 
        0 1px 2px rgba(0,0,0,0.1),
        inset 0 1px 0 rgba(255,255,255,0.8);
}

.menu-item:hover {
    background: linear-gradient(180deg, #F8F8F8 0%, #EEEEEE 100%);
    box-shadow: 
        0 2px 4px rgba(0,0,0,0.15),
        inset 0 1px 0 rgba(255,255,255,0.6);
    transform: translateY(-1px);
}

.menu-item:active {
    background: linear-gradient(180deg, #E8E8E8 0%, #DDDDDD 100%);
    box-shadow: inset 0 2px 4px rgba(0,0,0,0.2);
    transform: translateY(0);
}

/* Header */
header {
    text-align: center;
    margin-bottom: 40px;
    padding: 30px 20px;
    background: linear-gradient(135deg, #007AFF 0%, #5AC8FA 100%);
    border-radius: 12px;
    box-shadow: 
        0 4px 12px rgba(0,122,255,0.3),
        inset 0 1px 0 rgba(255,255,255,0.2);
    color: white;
}

h1 {
    font-size: 48px;
    font-weight: 700;
    color: white;
    text-shadow: 0 2px 4px rgba(0,0,0,0.2);
    margin-bottom: 10px;
    letter-spacing: -0.5px;
}

.subtitle {
    font-size: 18px;
    color: rgba(255,255,255,0.95);
    font-weight: 500;
    text-shadow: 0 1px 2px rgba(0,0,0,0.1);
}

/* Sections */
section {
    margin-bottom: 40px;
    padding: 30px;
    background: var(--aqua-white);
    border-radius: 10px;
    box-shadow: 
        0 2px 8px rgba(0,0,0,0.08),
        inset 0 1px 0 rgba(255,255,255,0.8);
    border: 1px solid rgba(0,0,0,0.06);
}

h2 {
    font-size: 32px;
    font-weight: 600;
    color: var(--aqua-blue);
    margin-bottom: 20px;
    text-shadow: 0 1px 2px rgba(0,0,0,0.05);
    border-bottom: 2px solid rgba(0,122,255,0.2);
    padding-bottom: 12px;
}

p {
    margin-bottom: 15px;
    font-size: 16px;
    color: #1D1D1F;
    line-height: 1.7;
}

/* App Links - Aqua Button Style */
.apps-grid {
    display: grid;
    grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
    gap: 20px;
    margin-top: 20px;
}

.app-card {
    background: linear-gradient(180deg, #FFFFFF 0%, #F8F8F8 100%);
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 10px;
    padding: 25px;
    text-align: center;
    box-shadow: 
        0 2px 8px rgba(0,0,0,0.1),
        inset 0 1px 0 rgba(255,255,255,0.8);
    transition: all 0.3s ease;
}

.app-card:hover {
    transform: translateY(-4px);
    box-shadow: 
        0 6px 16px rgba(0,0,0,0.15),
        inset 0 1px 0 rgba(255,255,255,0.9);
    border-color: var(--aqua-blue);
}

.app-card h3 {
    font-size: 24px;
    font-weight: 600;
    color: var(--aqua-blue);
    margin-bottom: 12px;
}

.app-card p {
    font-size: 14px;
    color: var(--aqua-dark-gray);
    margin-bottom: 15px;
    line-height: 1.6;
}

.app-link {
    display: inline-block;
    background: linear-gradient(180deg, #007AFF 0%, #0051D5 100%);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 10px 20px;
    text-decoration: none;
    font-weight: 600;
    font-size: 14px;
    box-shadow: 
        0 2px 8px rgba(0,122,255,0.4),
        inset 0 1px 0 rgba(255,255,255,0.2);
    transition: all 0.2s ease;
}

.app-link:hover {
    background: linear-gradient(180deg, #0051D5 0%, #003D9E 100%);
    box-shadow: 
        0 4px 12px rgba(0,122,255,0.5),
        inset 0 1px 0 rgba(255,255,255,0.3);
    transform: translateY(-1px);
}

.app-link:active {
    transform: translateY(0);
    box-shadow: 
        0 1px 4px rgba(0,122,255,0.4),
        inset 0 2px 4px rgba(0,0,0,0.2);
}

/* Contact Section */
.contact-info {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.contact-item {
    display: flex;
    align-items: center;
    gap: 15px;
    padding: 15px;
    background: linear-gradient(180deg, #F8F8F8 0%, #F0F0F0 100%);
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 8px;
    box-shadow: 
        0 1px 3px rgba(0,0,0,0.08),
        inset 0 1px 0 rgba(255,255,255,0.8);
}

.contact-item a {
    color: var(--aqua-blue);
    text-decoration: none;
    font-weight: 500;
}

.contact-item a:hover {
    text-decoration: underline;
    color: var(--aqua-blue-dark);
}

/* Contact Form - Aqua Style */
.contact-form {
    margin-top: 20px;
    padding: 25px;
    background: linear-gradient(180deg, #F8F8F8 0%, #F0F0F0 100%);
    border: 1px solid rgba(0,0,0,0.1);
    border-radius: 10px;
    box-shadow: 
        inset 0 1px 3px rgba(0,0,0,0.1),
        inset 0 -1px 0 rgba(255,255,255,0.5);
}

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

.form-group label {
    display: block;
    font-weight: 500;
    margin-bottom: 8px;
    color: #1D1D1F;
    font-size: 14px;
}

.form-group input,
.form-group textarea {
    width: 100%;
    padding: 12px;
    background: white;
    border: 1px solid rgba(0,0,0,0.2);
    border-radius: 6px;
    font-family: 'Inter', -apple-system, sans-serif;
    font-size: 14px;
    color: #1D1D1F;
    box-shadow: 
        inset 0 1px 2px rgba(0,0,0,0.1),
        0 1px 0 rgba(255,255,255,0.8);
    transition: all 0.2s ease;
}

.form-group input:focus,
.form-group textarea:focus {
    outline: none;
    border-color: var(--aqua-blue);
    box-shadow: 
        0 0 0 3px rgba(0,122,255,0.1),
        inset 0 1px 2px rgba(0,0,0,0.1);
}

.form-group textarea {
    resize: vertical;
    min-height: 120px;
}

.submit-button {
    background: linear-gradient(180deg, #007AFF 0%, #0051D5 100%);
    color: white;
    border: none;
    border-radius: 8px;
    padding: 12px 24px;
    font-weight: 600;
    font-size: 14px;
    font-family: 'Inter', -apple-system, sans-serif;
    cursor: pointer;
    box-shadow: 
        0 2px 8px rgba(0,122,255,0.4),
        inset 0 1px 0 rgba(255,255,255,0.2);
    transition: all 0.2s ease;
}

.submit-button:hover {
    background: linear-gradient(180deg, #0051D5 0%, #003D9E 100%);
    box-shadow: 
        0 4px 12px rgba(0,122,255,0.5),
        inset 0 1px 0 rgba(255,255,255,0.3);
    transform: translateY(-1px);
}

.submit-button:active {
    transform: translateY(0);
    box-shadow: 
        0 1px 4px rgba(0,122,255,0.4),
        inset 0 2px 4px rgba(0,0,0,0.2);
}

.submit-button:disabled {
    opacity: 0.6;
    cursor: not-allowed;
    transform: none;
}

.form-message {
    margin-top: 15px;
    padding: 12px;
    border-radius: 8px;
    font-size: 14px;
    display: none;
    border: 1px solid;
}

.form-message.success {
    display: block;
    border-color: #34C759;
    background: rgba(52,199,89,0.1);
    color: #1D7A3A;
}

.form-message.error {
    display: block;
    border-color: #FF3B30;
    background: rgba(255,59,48,0.1);
    color: #CC1E14;
}

/* Footer */
footer {
    text-align: center;
    padding: 25px;
    margin-top: 40px;
    border-top: 1px solid rgba(0,0,0,0.1);
    color: var(--aqua-dark-gray);
    font-size: 14px;
    background: linear-gradient(180deg, #F8F8F8 0%, #F0F0F0 100%);
    border-radius: 0 0 12px 12px;
}

/* Responsive Design */
@media (max-width: 768px) {
    h1 {
        font-size: 36px;
    }
    
    h2 {
        font-size: 28px;
    }
    
    .container {
        padding: 20px;
        border-radius: 8px;
    }
    
    section {
        padding: 20px;
        border-radius: 8px;
    }
    
    .menu-bar {
        flex-direction: column;
    }
    
    .menu-item {
        width: 100%;
        text-align: center;
    }
    
    .apps-grid {
        grid-template-columns: 1fr;
    }
    
    header {
        padding: 20px 15px;
        border-radius: 8px;
    }
}

/* Smooth Scroll */
html {
    scroll-behavior: smooth;
}

/* Placeholder for future blog */
.blog-teaser {
    background: linear-gradient(180deg, #F8F8F8 0%, #F0F0F0 100%);
    border: 2px dashed rgba(0,0,0,0.2);
    border-radius: 8px;
    padding: 20px;
    text-align: center;
    color: var(--aqua-dark-gray);
    font-style: italic;
    margin-top: 20px;
}

/* Theme Switcher - Aqua Style */
.theme-switcher {
    text-align: center;
    margin-top: 20px;
    padding: 15px;
    background: linear-gradient(180deg, #F8F8F8 0%, #F0F0F0 100%);
    border: 1px dashed rgba(0,0,0,0.2);
    border-radius: 8px;
}

.theme-switcher a {
    color: var(--aqua-blue);
    text-decoration: none;
    font-weight: 500;
    font-size: 14px;
    padding: 8px 16px;
    background: linear-gradient(180deg, #FFFFFF 0%, #F5F5F5 100%);
    border: 1px solid rgba(0,0,0,0.15);
    border-radius: 6px;
    display: inline-block;
    box-shadow: 
        0 1px 2px rgba(0,0,0,0.1),
        inset 0 1px 0 rgba(255,255,255,0.8);
    transition: all 0.2s ease;
}

.theme-switcher a:hover {
    background: linear-gradient(180deg, #F8F8F8 0%, #EEEEEE 100%);
    box-shadow: 
        0 2px 4px rgba(0,0,0,0.15),
        inset 0 1px 0 rgba(255,255,255,0.6);
    transform: translateY(-1px);
}