/* ===================================
   CSS Variables & Reset
   =================================== */

:root {
    /* Colors */
    --color-bg: #FFFBF8;
    --color-text: #2c2c2c;
    --color-accent: #e8b4c3;
    --color-white: #ffffff;
    
    /* Dress Code Colors */
    --color-pink: #e8b4c3;
    --color-brown: #6b4f4f;
    --color-beige: #e8d8a7;
    --color-olive: #8a9a8a;
    --color-black: #2c2c2c;
    
    /* Typography */
    --font-body: 'Montserrat Alternates', 'Montserrat', 'Arial', sans-serif;
    --font-script: 'Great Vibes', cursive;
    
    /* Spacing */
    --spacing-xs: 0.5rem;
    --spacing-sm: 1rem;
    --spacing-md: 2rem;
    --spacing-lg: 3rem;
    --spacing-xl: 4rem;
    
    /* Layout */
    --max-width-mobile: 600px;
    --max-width-desktop: 800px;
    --nav-height: 60px;
}

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

html {
    scroll-behavior: smooth;
}

body {
    font-family: var(--font-body);
    background-color: var(--color-bg);
    color: var(--color-text);
    line-height: 1.6;
    font-size: 16px;
    -webkit-font-smoothing: antialiased;
    -moz-osx-font-smoothing: grayscale;
}

/* ===================================
   Navigation
   =================================== */

.navigation {
    position: fixed;
    top: 0;
    left: 0;
    right: 0;
    background-color: rgba(255, 251, 248, 0.95);
    backdrop-filter: blur(10px);
    -webkit-backdrop-filter: blur(10px);
    z-index: 1000;
    padding: var(--spacing-sm) var(--spacing-md);
    box-shadow: 0 2px 10px rgba(0, 0, 0, 0.05);
}

.nav-list {
    list-style: none;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-wrap: wrap;
    gap: var(--spacing-md);
    max-width: var(--max-width-desktop);
    margin: 0 auto;
}

.nav-link {
    text-decoration: none;
    color: var(--color-text);
    font-size: 0.95rem;
    font-weight: 400;
    transition: color 0.3s ease;
    position: relative;
}

.nav-link:hover,
.nav-link.active {
    color: var(--color-accent);
}

.nav-link::after {
    content: '';
    position: absolute;
    bottom: -4px;
    left: 0;
    width: 0;
    height: 2px;
    background-color: var(--color-accent);
    transition: width 0.3s ease;
}

.nav-link:hover::after,
.nav-link.active::after {
    width: 100%;
}

/* ===================================
   Common Section Styles
   =================================== */

.section {
    padding: var(--spacing-xl) var(--spacing-md);
    max-width: var(--max-width-mobile);
    margin: 0 auto;
    text-align: center;
}

.section-title {
    font-family: var(--font-script);
    font-size: 3rem;
    font-weight: 400;
    margin-bottom: var(--spacing-md);
    color: var(--color-text);
}

.divider {
    /* margin: var(--spacing-lg) 0; */
    display: flex;
    justify-content: center;
    align-items: center;
}

.bow-image {
    width: 100%;
    max-width: 400px;
    height: auto;
    opacity: 0.95;
}

/* ===================================
   Hero Section
   =================================== */

.hero {
    padding-top: calc(var(--nav-height) + var(--spacing-xl));
    text-align: center;
    max-width: var(--max-width-mobile);
    margin: 0 auto;
    padding-left: var(--spacing-md);
    padding-right: var(--spacing-md);
}

.hero-title {
    font-family: var(--font-script);
    font-size: 3.5rem;
    font-weight: 400;
    margin-top: var(--spacing-md);
    color: var(--color-text);
    line-height: 1.2;
}

.hero-date {
    text-align: left;
    font-size: 1rem;
    font-weight: 300;
    margin-bottom: var(--spacing-xl);
    margin-left: var(--spacing-sm);
    color: var(--color-text);
}

.hero-subtitle {
    font-family: var(--font-script);
    font-size: 2rem;
    font-weight: 400;
    margin-top: var(--spacing-xl);
    margin-bottom: 0;
    color: var(--color-text);
}

.hero-text {
    font-size: 1rem;
    line-height: 1.2;
    font-weight: 400;
    color: var(--color-text);
    max-width: 500px;
    margin: var(--spacing-md) auto;
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
}

/* ===================================
   Location Section
   =================================== */

.location-section {
    padding-top: 0;
    padding-bottom: 0;
}

.location-title {
    margin-bottom: 0;
}

.location-text {
    font-size: 1rem;
    line-height: 1.2;
    font-weight: 400;
    margin: var(--spacing-md) auto;
    padding-left: var(--spacing-sm);
    padding-right: var(--spacing-sm);
}

/* ===================================
   Timing Section
   =================================== */

.timing-section {
    padding-top: 0;
    padding-bottom: 0;
}

.timing-item {
    margin: var(--spacing-md) 0;
    text-align: center;
    max-width: 220px;
}

.timing-item.left {
    margin-left: 0;
    margin-right: auto;
}

.timing-item.right {
    margin-left: auto;
    margin-right: 0;
}

.timing-time {
    font-family: var(--font-script);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-text);
}

.timing-label {
    font-size: 1rem;
    font-weight: 600;
    margin-bottom: var(--spacing-xs);
    color: var(--color-text);
}

.timing-description {
    font-size: 1rem;
    line-height: 1.2;
    font-weight: 400;
    color: var(--color-text);
}

/* ===================================
   Dress Code Section
   =================================== */

.dress-code-section {
    padding-top: 0;
    padding-bottom: 0;
}

.dress-code-intro {
    font-size: 1rem;
    line-height: 1.2;
    font-weight: 400;
    margin: var(--spacing-md) 0 var(--spacing-lg);
}

.dress-code-subtitle {
    font-family: var(--font-script);
    font-size: 2rem;
    font-weight: 400;
    margin: var(--spacing-lg) 0 var(--spacing-md);
    color: var(--color-text);
}

.color-palette {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-sm);
    margin: var(--spacing-md) 0;
    flex-wrap: wrap;
}

.color-circle {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    display: inline-block;
    transition: transform 0.3s ease;
}

.color-circle:hover {
    transform: scale(1.1);
}

.dress-code-images {
    display: flex;
    justify-content: center;
    align-items: center;
    gap: var(--spacing-md);
    margin: var(--spacing-lg) 0;
    flex-wrap: wrap;
}

.dresscode-img {
    width: 45%;
    max-width: 250px;
    height: auto;
    border: 3px solid var(--color-white);
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.1);
    transition: transform 0.3s ease;
}

.dresscode-img-single {
    width: 70%;
    max-width: 350px;
}

.dresscode-img:hover {
    transform: translateY(-5px);
}

/* ===================================
   Details Section
   =================================== */

.detail-item {
    margin: var(--spacing-xl) 0;
}

.detail-icon {
    width: 65px;
    height: auto;
    margin-bottom: var(--spacing-md);
    opacity: 0.8;
}

.detail-text {
    font-size: 0.95rem;
    line-height: 1.8;
    font-weight: 400;
}

/* ===================================
   Form Section
   =================================== */

.form-section {
    padding-top: calc(var(--nav-height) + var(--spacing-md));
}

.form-intro {
    font-size: 0.95rem;
    line-height: 1.8;
    font-weight: 400;
    margin: var(--spacing-md) 0 var(--spacing-lg);
}

.wedding-form {
    text-align: left;
    max-width: 500px;
    margin: 0 auto;
}

.form-group {
    margin-bottom: var(--spacing-lg);
}

.form-label {
    display: block;
    font-size: 0.95rem;
    font-weight: 400;
    margin-bottom: var(--spacing-sm);
    line-height: 1.6;
    color: var(--color-text);
}

.form-input {
    width: 100%;
    padding: 0.75rem 1rem;
    font-size: 1rem;
    font-family: var(--font-body);
    border: 1px solid #ddd;
    border-bottom: 2px solid var(--color-text);
    background-color: var(--color-white);
    transition: border-color 0.3s ease;
    outline: none;
}

.form-input:focus {
    border-bottom-color: var(--color-accent);
}

.form-input::placeholder {
    color: #999;
    font-weight: 300;
}

/* Radio Buttons */
.radio-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.radio-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 400;
    position: relative;
    padding-left: 35px;
}

.radio-label input[type="radio"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.radio-custom {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 22px;
    width: 22px;
    border: 2px solid var(--color-text);
    border-radius: 50%;
    background-color: var(--color-white);
}

.radio-label input[type="radio"]:checked ~ .radio-custom {
    background-color: var(--color-white);
    border-color: var(--color-accent);
}

.radio-label input[type="radio"]:checked ~ .radio-custom::after {
    content: '';
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 10px;
    height: 10px;
    border-radius: 50%;
    background-color: var(--color-accent);
}

/* Checkboxes */
.checkbox-group {
    display: flex;
    flex-direction: column;
    gap: var(--spacing-sm);
}

.checkbox-label {
    display: flex;
    align-items: center;
    cursor: pointer;
    font-size: 0.95rem;
    font-weight: 400;
    position: relative;
    padding-left: 35px;
}

.checkbox-label input[type="checkbox"] {
    position: absolute;
    opacity: 0;
    cursor: pointer;
}

.checkbox-custom {
    position: absolute;
    left: 0;
    top: 50%;
    transform: translateY(-50%);
    height: 22px;
    width: 22px;
    border: 2px solid var(--color-text);
    background-color: var(--color-white);
}

.checkbox-label input[type="checkbox"]:checked ~ .checkbox-custom {
    background-color: var(--color-white);
    border-color: var(--color-accent);
}

.checkbox-label input[type="checkbox"]:checked ~ .checkbox-custom::after {
    content: '';
    position: absolute;
    left: 6px;
    top: 2px;
    width: 5px;
    height: 10px;
    border: solid var(--color-accent);
    border-width: 0 2px 2px 0;
    transform: rotate(45deg);
}

/* Form Note */
.form-note {
    text-align: center;
    font-size: 0.9rem;
    line-height: 1.8;
    margin: var(--spacing-lg) 0;
    color: var(--color-text);
}

/* Submit Button */
.submit-button {
    width: 100%;
    padding: 1rem 2rem;
    font-size: 1.1rem;
    font-weight: 500;
    font-family: var(--font-body);
    color: var(--color-text);
    background-color: transparent;
    border: 2px solid var(--color-text);
    cursor: pointer;
    transition: all 0.3s ease;
    margin-top: var(--spacing-md);
}

.submit-button:hover {
    background-color: var(--color-text);
    color: var(--color-white);
}

.submit-button:active {
    transform: scale(0.98);
}

/* Form Status */
.form-status {
    margin-top: var(--spacing-md);
    padding: var(--spacing-sm);
    text-align: center;
    font-size: 0.95rem;
    border-radius: 4px;
    display: none;
}

.form-status.success {
    display: block;
    background-color: #d4edda;
    color: #155724;
    border: 1px solid #c3e6cb;
}

.form-status.error {
    display: block;
    background-color: #f8d7da;
    color: #721c24;
    border: 1px solid #f5c6cb;
}

/* ===================================
   Footer
   =================================== */

.footer {
    padding: var(--spacing-xl) var(--spacing-md);
    text-align: center;
}

.footer-text {
    font-family: var(--font-script);
    font-size: 2.5rem;
    font-weight: 400;
    color: var(--color-text);
}

/* ===================================
   Responsive Design - Desktop
   =================================== */

@media (min-width: 768px) {
    .section {
        max-width: var(--max-width-desktop);
        padding: var(--spacing-xl) var(--spacing-lg);
    }
    
    .hero {
        max-width: var(--max-width-desktop);
        padding-left: var(--spacing-lg);
        padding-right: var(--spacing-lg);
    }
    
    .hero-title {
        font-size: 4.5rem;
    }
    
    .hero-subtitle {
        font-size: 2.5rem;
    }
    
    .section-title {
        font-size: 3.5rem;
    }
    
    .timing-time {
        font-size: 3rem;
    }
    
    .dress-code-subtitle {
        font-size: 2.5rem;
    }
    
    .footer-text {
        font-size: 3rem;
    }
    
    .nav-list {
        gap: var(--spacing-lg);
    }
    
    .nav-link {
        font-size: 1rem;
    }
}

@media (min-width: 1024px) {
    .bow-image {
        max-width: 500px;
    }
}

/* ===================================
   Accessibility
   =================================== */

.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border-width: 0;
}

/* Focus styles for keyboard navigation */
a:focus,
button:focus,
input:focus,
textarea:focus {
    outline: 2px solid var(--color-accent);
    outline-offset: 2px;
}

/* ===================================
   Print Styles
   =================================== */

@media print {
    .navigation {
        position: static;
    }
    
    .submit-button {
        display: none;
    }
}