/* =========================================
   03 Retro Disco (80s Doğum Günü)
   ========================================= */

:root {
    --retro-purple: #7B2CBF;
    --retro-pink: #F72585;
    --retro-orange: #FF9E00;
    --retro-yellow: #FFEE32;
    --retro-dark: #10002B;
    --white: #FFFFFF;
    
    --font-heading: 'Righteous', cursive;
    --font-body: 'Work Sans', sans-serif;
}

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

body {
    font-family: var(--font-body);
    background-color: var(--retro-dark);
    color: var(--white);
    line-height: 1.6;
    overflow-x: hidden;
}

.retro-wrapper {
    position: relative;
    width: 100%;
}

/* Hero Section */
.retro-hero {
    position: relative;
    min-height: 90vh;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    text-align: center;
    padding: 100px 20px;
    background-color: var(--retro-dark);
    overflow: hidden;
}

.stripes-bg {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 40%;
    background: repeating-linear-gradient(
        0deg,
        var(--retro-pink),
        var(--retro-pink) 10px,
        var(--retro-purple) 10px,
        var(--retro-purple) 20px
    );
    transform: skewY(-5deg);
    transform-origin: bottom left;
    z-index: 1;
    opacity: 0.8;
}
.stripes-bg::after {
    content: '';
    position: absolute;
    top: -20px;
    left: 0;
    width: 100%;
    height: 20px;
    background-color: var(--retro-orange);
}

.vinyl-record {
    position: relative;
    width: 250px;
    height: 250px;
    background-color: #111;
    border-radius: 50%;
    border: 5px solid #333;
    box-shadow: 0 0 30px rgba(0,0,0,0.8), inset 0 0 20px #000;
    animation: spin 5s linear infinite;
    z-index: 5;
    margin-bottom: -50px;
    /* Grooves */
    background-image: 
        radial-gradient(circle, transparent 40%, #222 41%, transparent 42%),
        radial-gradient(circle, transparent 50%, #222 51%, transparent 52%),
        radial-gradient(circle, transparent 60%, #222 61%, transparent 62%),
        radial-gradient(circle, transparent 70%, #222 71%, transparent 72%),
        radial-gradient(circle, transparent 80%, #222 81%, transparent 82%);
}
@keyframes spin { 100% { transform: rotate(360deg); } }

.vinyl-center {
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 80px; height: 80px;
    background: linear-gradient(135deg, var(--retro-orange), var(--retro-pink));
    border-radius: 50%;
    border: 3px solid #111;
}
.vinyl-center::after {
    content: '';
    position: absolute;
    top: 50%; left: 50%;
    transform: translate(-50%, -50%);
    width: 15px; height: 15px;
    background-color: var(--white);
    border-radius: 50%;
}

.hero-content {
    position: relative;
    z-index: 10;
    background-color: var(--retro-dark);
    padding: 30px;
    border: 4px solid var(--retro-yellow);
    box-shadow: 10px 10px 0 var(--retro-pink);
    max-width: 600px;
    margin-top: 20px;
}

.retro-eyebrow {
    font-size: 1.1rem;
    font-weight: 800;
    letter-spacing: 3px;
    color: var(--retro-yellow);
    margin-bottom: 10px;
}

.names {
    font-family: var(--font-heading);
    font-size: 5rem;
    line-height: 1;
    color: var(--white);
    text-shadow: 4px 4px 0 var(--retro-purple), 8px 8px 0 var(--retro-pink);
    margin-bottom: 20px;
    letter-spacing: 2px;
}

.tagline {
    font-size: 1.1rem;
    font-weight: 600;
    color: #DDD;
}

/* Details Section */
.retro-details {
    position: relative;
    z-index: 5;
    padding: 100px 5%;
    background-color: var(--retro-dark);
    background-image: radial-gradient(circle, rgba(255, 255, 255, 0.1) 2px, transparent 2px);
    background-size: 30px 30px;
}

.details-grid {
    display: flex;
    justify-content: center;
    gap: 40px;
    flex-wrap: wrap;
    max-width: 900px;
    margin: 0 auto;
}

.retro-card {
    flex: 1;
    min-width: 280px;
    background-color: var(--retro-dark);
    border: 4px solid;
    padding: 40px 30px;
    text-align: center;
    position: relative;
    transition: transform 0.2s ease;
}
.retro-card:hover {
    transform: scale(1.05);
}

.orange-card {
    border-color: var(--retro-orange);
    box-shadow: -10px 10px 0 var(--retro-orange);
}
.orange-card .card-icon { color: var(--retro-orange); }

.purple-card {
    border-color: var(--retro-purple);
    box-shadow: 10px 10px 0 var(--retro-purple);
}
.purple-card .card-icon { color: var(--retro-purple); }

.card-icon {
    font-size: 4rem;
    margin-bottom: 15px;
}

.retro-card h2 {
    font-family: var(--font-heading);
    font-size: 2rem;
    margin-bottom: 10px;
    letter-spacing: 2px;
}

.highlight {
    font-family: var(--font-heading);
    font-size: 2.5rem;
    color: var(--white);
    text-shadow: 2px 2px 0 var(--retro-pink);
    margin-bottom: 10px;
}

.btn-retro {
    display: inline-block;
    padding: 10px 20px;
    background-color: var(--retro-pink);
    color: var(--white);
    text-decoration: none;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    letter-spacing: 1px;
    margin-top: 15px;
    box-shadow: 4px 4px 0 var(--retro-yellow);
    transition: all 0.2s ease;
}
.btn-retro:hover {
    transform: translate(2px, 2px);
    box-shadow: 2px 2px 0 var(--retro-yellow);
}

/* RSVP Section */
.retro-rsvp {
    padding: 100px 5%;
    background-color: var(--retro-pink);
    background-image: repeating-linear-gradient(45deg, transparent, transparent 20px, rgba(0,0,0,0.1) 20px, rgba(0,0,0,0.1) 40px);
    display: flex;
    justify-content: center;
}

.rsvp-box {
    background-color: var(--retro-dark);
    border: 5px solid var(--retro-yellow);
    padding: 40px;
    max-width: 500px;
    width: 100%;
    text-align: center;
    box-shadow: 15px 15px 0 var(--retro-purple);
}

.rsvp-box h2 {
    font-family: var(--font-heading);
    font-size: 3rem;
    color: var(--retro-yellow);
    margin-bottom: 10px;
}
.rsvp-box p {
    font-weight: 600;
    margin-bottom: 30px;
}

.retro-form {
    display: flex;
    flex-direction: column;
    gap: 15px;
}

.retro-form input,
.retro-form select {
    padding: 15px;
    background-color: var(--white);
    border: 3px solid var(--retro-purple);
    font-family: var(--font-body);
    font-size: 1rem;
    font-weight: 800;
    outline: none;
    color: var(--retro-dark);
}

.btn-retro-solid {
    padding: 15px;
    background-color: var(--retro-yellow);
    color: var(--retro-dark);
    border: 3px solid var(--retro-dark);
    font-family: var(--font-heading);
    font-size: 1.5rem;
    cursor: pointer;
    transition: all 0.2s ease;
    margin-top: 10px;
    box-shadow: 5px 5px 0 var(--retro-orange);
}
.btn-retro-solid:hover {
    transform: translate(2px, 2px);
    box-shadow: 3px 3px 0 var(--retro-orange);
}

.form-message {
    margin-top: 20px;
    font-family: var(--font-heading);
    font-size: 1.2rem;
    color: var(--retro-yellow);
}

.retro-footer {
    background-color: var(--retro-dark);
    text-align: center;
    padding: 20px;
    font-size: 0.9rem;
    color: #888;
}
.retro-footer a {
    color: var(--retro-pink);
    text-decoration: none;
}

/* Responsive */
@media (max-width: 600px) {
    .names { font-size: 3.5rem; }
    .hero-content { padding: 20px; }
}