@import url('https://fonts.googleapis.com/css2?family=Outfit:wght@300;400;600;700&display=swap');

:root {
    --pi-purple: #7b2cbf;
    --pi-gold: #fca311;
    --dark-bg: #121212;
    --card-bg: rgba(255, 255, 255, 0.05);
    --text-main: #ffffff;
    --text-muted: #b3b3b3;
    --danger: #ef233c;
    --success: #2ec4b6;
}

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

body {
    background-color: var(--dark-bg);
    color: var(--text-main);
    overflow: hidden;
    height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
    background: radial-gradient(circle at top left, #2a0a4a, #121212);
}

#app-container {
    width: 100%;
    max-width: 450px;
    height: 100vh;
    position: relative;
    background: var(--dark-bg);
    box-shadow: 0 0 20px rgba(0,0,0,0.5);
    display: flex;
    flex-direction: column;
}

/* Screens */
.screen {
    display: none;
    flex-direction: column;
    height: 100%;
    width: 100%;
    padding: 20px;
    position: absolute;
    top: 0;
    left: 0;
    background: var(--dark-bg);
    z-index: 10;
}

.screen.active {
    display: flex;
}

/* Header */
header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding-bottom: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
}

header h1 {
    font-size: 24px;
    color: var(--pi-gold);
    font-weight: 700;
}

/* Buttons */
.btn {
    background: linear-gradient(45deg, var(--pi-purple), #9d4edd);
    color: white;
    border: none;
    padding: 12px 24px;
    border-radius: 25px;
    font-size: 16px;
    font-weight: 600;
    cursor: pointer;
    transition: transform 0.2s, box-shadow 0.2s;
}

.btn:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 15px rgba(123, 44, 191, 0.4);
}

.btn.gold {
    background: linear-gradient(45deg, var(--pi-gold), #ffb703);
    color: #121212;
}

/* Auth Screen */
#auth-screen {
    justify-content: center;
    align-items: center;
    text-align: center;
}

.logo {
    font-size: 48px;
    font-weight: 700;
    color: var(--pi-gold);
    margin-bottom: 10px;
}

/* Profile Form */
.form-group {
    margin-bottom: 15px;
    display: flex;
    flex-direction: column;
}

.form-group label {
    margin-bottom: 5px;
    color: var(--text-muted);
}

.form-group input, .form-group textarea, .form-group select {
    padding: 12px;
    border-radius: 8px;
    border: 1px solid rgba(255,255,255,0.2);
    background: rgba(255,255,255,0.05);
    color: white;
}

.form-group input:focus, .form-group textarea:focus {
    outline: none;
    border-color: var(--pi-gold);
}

/* Swipe Cards */
.card-container {
    flex: 1;
    position: relative;
    margin-top: 20px;
    overflow: hidden;
}

.swipe-card {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    background-size: cover;
    background-position: center;
    border-radius: 20px;
    box-shadow: 0 10px 20px rgba(0,0,0,0.3);
    display: flex;
    flex-direction: column;
    justify-content: flex-end;
    padding: 20px;
    transition: transform 0.3s ease;
}

.swipe-card::after {
    content: '';
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 50%;
    background: linear-gradient(to top, rgba(0,0,0,0.9), transparent);
    border-radius: 0 0 20px 20px;
    z-index: 1;
}

.card-info {
    position: relative;
    z-index: 2;
}

.card-info h2 {
    font-size: 28px;
    margin-bottom: 5px;
}

.card-info p {
    font-size: 16px;
    color: #ddd;
}

.controls {
    display: flex;
    justify-content: center;
    gap: 20px;
    margin-top: 20px;
    margin-bottom: 20px;
}

.control-btn {
    width: 60px;
    height: 60px;
    border-radius: 50%;
    border: none;
    display: flex;
    justify-content: center;
    align-items: center;
    font-size: 24px;
    cursor: pointer;
    background: rgba(255,255,255,0.1);
    backdrop-filter: blur(10px);
    transition: transform 0.2s, background 0.2s;
}

.control-btn.dislike { color: var(--danger); }
.control-btn.like { color: var(--success); }
.control-btn.superlike { color: var(--pi-gold); }

.control-btn:hover {
    transform: scale(1.1);
    background: rgba(255,255,255,0.2);
}

/* Nav */
nav {
    display: flex;
    justify-content: space-around;
    padding: 15px 0;
    background: rgba(18, 18, 18, 0.9);
    backdrop-filter: blur(10px);
    border-top: 1px solid rgba(255,255,255,0.1);
    z-index: 100;
}

nav button {
    background: none;
    border: none;
    color: var(--text-muted);
    font-size: 24px;
    cursor: pointer;
}

nav button.active {
    color: var(--pi-gold);
}

/* Matches List */
.match-item {
    display: flex;
    align-items: center;
    padding: 15px;
    border-bottom: 1px solid rgba(255,255,255,0.1);
    cursor: pointer;
}

.match-item img {
    width: 50px;
    height: 50px;
    border-radius: 50%;
    margin-right: 15px;
    object-fit: cover;
}

/* Chat */
#chat-messages {
    flex: 1;
    overflow-y: auto;
    padding: 10px 0;
    display: flex;
    flex-direction: column;
}

.msg {
    max-width: 80%;
    padding: 10px 15px;
    border-radius: 15px;
    margin-bottom: 10px;
}

.msg.sent {
    align-self: flex-end;
    background: var(--pi-purple);
}

.msg.received {
    align-self: flex-start;
    background: rgba(255,255,255,0.1);
}

.chat-input {
    display: flex;
    gap: 10px;
    margin-top: 10px;
}

.chat-input input {
    flex: 1;
    padding: 12px;
    border-radius: 20px;
    border: none;
    background: rgba(255,255,255,0.1);
    color: white;
}

.chat-input button {
    background: var(--pi-gold);
    border: none;
    border-radius: 50%;
    width: 40px;
    height: 40px;
    color: #121212;
    cursor: pointer;
}

/* Match overlay */
#match-overlay {
    position: fixed;
    top: 0; left: 0; width: 100%; height: 100%;
    background: rgba(0,0,0,0.9);
    z-index: 1000;
    display: none;
    flex-direction: column;
    justify-content: center;
    align-items: center;
}
#match-overlay h2 {
    color: var(--pi-gold);
    font-size: 40px;
    margin-bottom: 20px;
    text-shadow: 0 0 20px var(--pi-gold);
}