/* ===== LOVE GATE & LOGIN ===== */

.gate-container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    background: linear-gradient(135deg, #FFFFF0 0%, #FFF0F3 50%, #FFF8F0 100%);
    position: relative;
    overflow: hidden;
}

/* Floating hearts background */
.floating-hearts {
    position: absolute;
    inset: 0;
    pointer-events: none;
    overflow: hidden;
}

.floating-heart {
    position: absolute;
    color: var(--accent-light);
    opacity: 0.15;
    animation: floatHeart linear infinite;
    font-size: 1.2rem;
}

@keyframes floatHeart {
    0% {
        transform: translateY(100vh) rotate(0deg) scale(0.5);
        opacity: 0;
    }

    10% {
        opacity: 0.15;
    }

    90% {
        opacity: 0.15;
    }

    100% {
        transform: translateY(-100px) rotate(360deg) scale(1.2);
        opacity: 0;
    }
}

/* Gate Card */
.gate-card {
    background: rgba(255, 255, 255, 0.85);
    backdrop-filter: blur(20px);
    -webkit-backdrop-filter: blur(20px);
    border-radius: var(--radius-xl);
    padding: 50px 45px;
    max-width: 440px;
    width: 90%;
    text-align: center;
    box-shadow: var(--shadow-lg);
    border: 1px solid rgba(183, 110, 121, 0.1);
    position: relative;
    z-index: 2;
}

.gate-card h1 {
    font-family: var(--font-heading);
    font-size: 2rem;
    color: var(--accent-primary);
    margin-bottom: 8px;
}

.gate-subtitle {
    color: var(--text-secondary);
    font-size: 0.95rem;
    margin-bottom: 36px;
}

/* Identity selection */
.identity-section {
    display: flex;
    flex-direction: column;
    gap: 14px;
}

.identity-btn {
    display: flex;
    align-items: center;
    gap: 16px;
    padding: 18px 24px;
    background: var(--bg-primary);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    cursor: pointer;
    transition: all var(--transition-base);
    text-align: left;
}

.identity-btn:hover {
    border-color: var(--accent-primary);
    background: var(--accent-lighter);
    transform: translateX(4px);
    box-shadow: var(--shadow-md);
}

.identity-btn img {
    width: 52px;
    height: 52px;
    border-radius: var(--radius-full);
    object-fit: cover;
    border: 2px solid var(--accent-light);
}

.identity-btn .identity-info h3 {
    font-family: var(--font-heading);
    font-size: 1.15rem;
    color: var(--text-primary);
}

.identity-btn .identity-info p {
    font-size: 0.82rem;
    color: var(--text-muted);
    margin-top: 2px;
}

/* Love Question */
.love-question-section {
    display: none;
}

.love-question-section.active {
    display: block;
    animation: scaleIn 0.5s ease forwards;
}

.love-question-emoji {
    font-size: 4rem;
    margin-bottom: 16px;
    display: inline-block;
    animation: heartbeat 2s infinite;
}

.love-question-section h2 {
    font-family: var(--font-heading);
    font-size: 1.6rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.love-question-section p {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 32px;
}

.love-buttons {
    display: flex;
    gap: 16px;
    justify-content: center;
}

.love-btn-yes {
    padding: 14px 40px;
    background: linear-gradient(135deg, var(--accent-primary), #C4808A);
    color: #FFF;
    border: none;
    border-radius: var(--radius-lg);
    font-size: 1.1rem;
    font-weight: 600;
    font-family: var(--font-heading);
    letter-spacing: 0.5px;
    box-shadow: 0 4px 20px rgba(var(--accent-primary-rgb), 0.35);
    transition: all var(--transition-base);
}

.love-btn-yes:hover {
    transform: translateY(-3px) scale(1.03);
    box-shadow: 0 8px 30px rgba(var(--accent-primary-rgb), 0.5);
}

.love-btn-no {
    padding: 14px 36px;
    background: transparent;
    color: var(--text-muted);
    border: 2px solid var(--border-color);
    border-radius: var(--radius-lg);
    font-size: 1rem;
    font-weight: 500;
    transition: all var(--transition-base);
}

.love-btn-no:hover {
    border-color: var(--text-muted);
    color: var(--text-secondary);
}

/* Liar message */
.liar-message {
    display: none;
    margin-top: 20px;
    padding: 16px;
    background: linear-gradient(135deg, #FFF0F3, #FFE4E8);
    border-radius: var(--radius-md);
    color: var(--accent-dark);
    font-weight: 500;
    animation: shakeIt 0.5s ease;
}

@keyframes shakeIt {

    0%,
    100% {
        transform: translateX(0);
    }

    15% {
        transform: translateX(-12px) rotate(-1deg);
    }

    30% {
        transform: translateX(10px) rotate(1deg);
    }

    45% {
        transform: translateX(-8px) rotate(-0.5deg);
    }

    60% {
        transform: translateX(6px) rotate(0.5deg);
    }

    75% {
        transform: translateX(-4px);
    }
}

/* Login Section */
.login-section {
    display: none;
}

.login-section.active {
    display: block;
    animation: slideUp 0.6s ease forwards;
}

.login-section h2 {
    font-family: var(--font-heading);
    font-size: 1.5rem;
    color: var(--text-primary);
    margin-bottom: 8px;
}

.login-welcome {
    color: var(--text-secondary);
    font-size: 0.9rem;
    margin-bottom: 28px;
}

.login-avatar {
    width: 80px;
    height: 80px;
    border-radius: var(--radius-full);
    object-fit: cover;
    margin: 0 auto 20px;
    border: 3px solid var(--accent-primary);
    box-shadow: 0 4px 15px rgba(var(--accent-primary-rgb), 0.3);
}

.login-form {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.login-form .btn-primary {
    margin-top: 12px;
    padding: 15px;
    font-size: 1rem;
    border-radius: var(--radius-md);
    width: 100%;
}

.login-error {
    color: #E53935;
    font-size: 0.85rem;
    margin-top: 8px;
    display: none;
}

.login-error.show {
    display: block;
    animation: shakeIt 0.4s ease;
}

/* Back button */
.back-btn {
    position: absolute;
    top: 20px;
    left: 20px;
    width: 36px;
    height: 36px;
    border-radius: var(--radius-full);
    background: var(--accent-lighter);
    border: none;
    color: var(--accent-primary);
    font-size: 1.1rem;
    display: none;
    align-items: center;
    justify-content: center;
    cursor: pointer;
    transition: all var(--transition-fast);
    z-index: 3;
}

.back-btn.show {
    display: flex;
}

.back-btn:hover {
    background: var(--accent-primary);
    color: #FFF;
}

/* ===== RESPONSIVE ===== */
@media (max-width: 480px) {
    .gate-card {
        padding: 36px 28px;
        border-radius: var(--radius-lg);
    }

    .gate-card h1 {
        font-size: 1.6rem;
    }

    .love-question-emoji {
        font-size: 3rem;
    }

    .love-buttons {
        flex-direction: column;
    }

    .identity-btn img {
        width: 44px;
        height: 44px;
    }
}

/* iPhone 15 Pro and similar (≤430px) */
@media (max-width: 430px) {
    .gate-container {
        padding: 16px;
    }

    .gate-card {
        padding: 32px 22px;
        width: 100%;
    }

    .gate-card h1 {
        font-size: 1.5rem;
    }

    .gate-subtitle {
        font-size: 0.88rem;
        margin-bottom: 28px;
    }

    .identity-btn {
        padding: 14px 18px;
        gap: 12px;
    }

    .identity-btn img {
        width: 42px;
        height: 42px;
    }

    .identity-btn .identity-info h3 {
        font-size: 1.05rem;
    }

    .love-question-section h2 {
        font-size: 1.35rem;
    }

    .love-btn-yes {
        padding: 12px 32px;
        font-size: 1rem;
    }

    .love-btn-no {
        padding: 12px 28px;
        font-size: 0.92rem;
    }

    .login-avatar {
        width: 68px;
        height: 68px;
    }

    .login-section h2 {
        font-size: 1.3rem;
    }

    .input-group input {
        padding: 14px 16px;
        font-size: 0.9rem;
    }

    .input-group label {
        left: 16px;
        font-size: 0.9rem;
    }

    .login-form .btn-primary {
        padding: 13px;
        font-size: 0.95rem;
    }
}