/* Google Font */
@import url('https://fonts.googleapis.com/css2?family=Poppins:wght@300;400;600&display=swap');

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family: 'Poppins', sans-serif;
}

/* Layout */
body {
    display: flex;
    flex-direction: column;
    min-height: 100vh;
    background: linear-gradient(135deg, #0F172A, #1E293B);
    color: #fff;
    text-align: center;
    transition: background 0.5s, color 0.5s;
}

body.dark {
    background: linear-gradient(135deg, #F1F5F9, #E2E8F0);
    color: #000;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 15px 20px;
    background: rgba(255, 255, 255, 0.1);
    backdrop-filter: blur(10px);
    border-bottom: 1px solid rgba(255, 255, 255, 0.2);
    position: fixed;
    width: 100%;
    top: 0;
    left: 0;
    z-index: 1000;
}

.logo {
    font-size: 22px;
    font-weight: 600;
}

/* Toggle Theme Button */
#themeToggle {
    background: transparent;
    border: 1px solid #fff;
    padding: 8px 14px;
    border-radius: 8px;
    color: #fff;
    cursor: pointer;
    display: flex;
    align-items: center;
    gap: 6px;
    transition: 0.3s;
}

#themeToggle:hover {
    background: #fff;
    color: #000;
}

body.dark #themeToggle {
    border-color: #111;
    color: #000;
}

/* Hero Section */
.hero {
    flex: 1;
    padding: 100px 20px 30px;
}

h1 {
    font-size: 25px;
    font-weight: 600;
    animation: fadeIn 1s ease-in-out;
}

p {
    font-size: 18px;
    opacity: 0.8;
    margin-bottom: 20px;
    animation: fadeIn 1.5s ease-in-out;
}

/* Input Section */
.input-container {
    display: flex;
    flex-wrap: wrap;
    justify-content: center;
    gap: 10px;
    margin-top: 20px;
}

input {
    flex: 1;
    min-width: 250px;
    max-width: 500px;
    padding: 12px;
    border-radius: 8px;
    border: none;
    font-size: 16px;
    background: #1E293B;
    color: #fff;
    outline: none;
    transition: 0.3s;
}

body.dark input {
    background: #E2E8F0;
    color: #000;
}

button {
    padding: 5px 15px;
    border: none;
    border-radius: 50px;
    cursor: pointer;
    font-size: 10px;
    display: flex;
    align-items: center;
    gap: 5px;
    transition: 0.3s;
}

#pasteBtn {
    background: #10B981;
    color: white;
}

#pasteBtn:hover {
    background: #059669;
}

#playVideoBtn {
    background: #6366F1;
    color: white;
}

#playVideoBtn:hover {
    background: #4F46E5;
}

/* Loader */
.loader {
    width: 40px;
    height: 40px;
    margin: 20px auto;
    border: 5px solid #ccc;
    border-top: 5px solid #6366F1;
    border-radius: 50%;
    animation: spin 1s linear infinite;
}

.hidden {
    display: none;
}

/* Video Box */
.video-container {
    margin-top: 20px;
    animation: fadeIn 1s ease-in-out;
}

iframe {
    width: 90%;
    border-radius: 10px;
    box-shadow: 0 0 20px rgba(255, 255, 255, 0.2);
}

/* Footer */
footer {
    background: rgba(255, 255, 255, 0.1);
    padding: 15px;
    font-size: 14px;
    opacity: 0.7;
    text-align: center;
    margin-top: auto;
}

/* Animations */
@keyframes fadeIn {
    from {
        opacity: 0;
        transform: translateY(-20px);
    }
    to {
        opacity: 1;
        transform: translateY(0);
    }
}

@keyframes spin {
    0% {
        transform: rotate(0deg);
    }
    100% {
        transform: rotate(360deg);
    }
}